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Recent Articles


  1. Miho Kawabata, et al. (including Kumar, Brajesh) (2021). Intermediate luminosity type Iax supernova 2019muj with narrow absorption lines: Long-lasting radiation associated with a possible bound remnant predicted by the weak deflagration model. Publications of the Astronomical Society of Japan.

  2. Majumdar, Satabdwa, Patel, Ritesh, Pant, Vaibhav, & Banerjee, Dipankar. (2021). An Insight into the Coupling of CME Kinematics in Inner and Outer Corona and the Imprint of Source Regions. Astrophy. Jr.

  3. MAGIC Collaboration, Acciari, V. A. et al. (including Gupta, A. C.). (2021). Investigation of the correlation patterns and the Compton dominance variability of Mrk 421 in 2017. Astronomy and Astrophysics

  4. Chandra, R. et al. (including Uddin, W.). (2021). Fine structures of an EUV wave event from multi-viewpoint observations. Astrophysical Jr.

  5. Kumar, N. & Kushwaha, P. (2021). Blazars SED in Conical Plasma Flow :  a Monte Carlo study. Astrophysical Jr.

  6. Ahumada, T., et al. (including Pandey, S. B.) (2021). Discovery and confirmation of the shortest gamma ray burst from a collapsar. Nature Astronomy.

  7. Mazumder, Rakesh, Chatterjee, Subhamoy, Nandy, Dibyendu, Banerjee, Dipankar, (2021). Solar Cycle evolution of filaments over a century: investigations with the Meudon and Mcintosh hand- drawn archives, Astrophysical Journal.


  1. Banerjee, D. et al. (including Pant, V.). (2021). Magnetohydrodynamic waves in open coronal structures. Space Science Reviews, 217:76 (37pp).

  2. Sheoran, Rahul & Dumka, U. C. et al. (2021). Chemical composition and source apportionment of total suspended particulate in the Central Himalayan region. Atmosphere, 12(9), 1228 (21pp.).

  3. Paliya, Vaidehi S. (2021). A new gamma-ray-emitting population of FR0 radio galaxies. Astrophy. Jr. Lett., 918, L39 (4pp).

  4. Srivastava, P. & Naja, M. (2021). Characteristics of carbonaceous aerosols derived from long-term high-resolution measurements at a high-altitude site in the central Himalayas: radiative forcing estimates and role of meteorology and biomass burning. Environ. Sci. Pollut. Res., 28, 14654–14670.

  5. Solanki, R., et al. (including Singh, N.) (2021). Atmospheric-Boundary-Layer-Height Variation over Mountainous and Urban Sites in Beijing as Derived from Radar Wind-Profiler Measurements. Boundary-Layer Meteorol., 181, 125-144.

  6. Mishra, S., Gopal-Krishna, Chand,  H.,  Chand, Krishna, Kumar, Amit & Negi, V. (2021). A search for blazar activity in broad-absorption-line quasars. Mon. Not. Roy. Astro. Soc.: Letters, 507, L46–L51.

  7. Pandey, S. B., et al. (including Kumar, Amit, Kumar, Brajesh, Aryan, A., Gupta, R. & Misra, K.). (2021). Photometric, polarimetric, and spectroscopic studies of the luminous, slow- decaying Type Ib SN 2012au. Mon. Not. Roy. Astro. Soc., 507, 1229-1253.

  8. Kaskaoutis, D. G. et al. (including Dumka, U. C.). (2021). Apportionment of black and brown carbon spectral absorption sources in the urban environment of Athens, Greece, during winter. Sci. Total Enviro.,  801, 149739 (16pp.).

  9. Dumka, U. C., Kosmopoulos, P. G., Ningombam, S. S. & Masoom, A. (2021). Impact of aerosol and cloud on the solar energy potential over the Central Gangetic Himalayan region. Remote Sensing, 13, 3248 (19pp.).

  10. Bangia, T. (2021). An integrated design for ensuring water security at Devasthal, India. Jr. Res. Enginee. Applied Sci., 06, 121-129.

  11. Piekarczyk, M., et al. (including Gupta, A. C.) (2021). CNN-Based Classifier as an Offline Trigger for the CREDO Experiment. Sensors, 21, 4804 (24pp).

  12. Jadhav, V. V., Pandey, S., Subramaniam, A. & Sagar, R. (2021). UOCS. IV. Discovery of diverse hot companions to blue stragglers in the old open cluster King 2. Jr. Astrophys. Astron., 42, 89 (14pp).

  13. Pal, M., et al. (including Kushwaha, P. & Gupta, A. C.) (2021).Spectro-Timing Analysis of a highly variable narrow-line Seyfert 1 galaxy NGC 4748 with AstroSat and XMM-Newton. Jr of Astroph. Astron., 42: 81(13pp).

  14. Maurya, J., Joshi, Y. C., Elsanhoury, W. H., & Sharma, S. (2021). Photometric and Kinematic study of the open clusters SAI 44 and SAI 45. Astron. Jr., 162:64 (14pp).

  15. Jha, B. K. & Choudhuri, Arnab Rai. (2021). A theoretical model of the near–surface shear layer of the sun . Mon. Not. Roy. Astr. Soc., 506, 2189-2198.

  16. Dhiman, V., Gupta, A. C., Gaur, H. & Wiita, P. (2021). Multi-band Variability of the TeV Blazar PG 1553+113 with XMM-Newton. Mon. Not. Roy. Astr. Soc., 506, 1198-1208.

  17. Susmitha, A., et al. (including Bandyopadhyay, A.) (2021). Optical and NIR spectroscopy of cool CEMP stars to probe the nucleosynthesis in low mass AGB binary system. Mon. Not. Roy. Astrn. Soc., 506, 1962-1977.

  18. Pandey, J.C., et al. (Karmakar, S. & Joshi, A.) (2021). Coronae of an active fast rotator FR Cnc. Jr. Astrophys. Astron., 42, 65 (7pp).

  19. Kumari, N., Srivastava, A. & Dumka, U. C. (2021). A long-term spatiotemporal analysis of vegetation greenness over the Himalayan Region using Google Earth Engine. Climate, 9, 109 (21pp.)

  20. Villarroel, B. et al. (including Gupta, A. C.). (2021). Exploring nine simultaneously occurring transients on April 12th 1950. Nature: Scientific Reports, 11:12794.

  21. Gupta, Rahul et al. (including Pandey, S. B., Kumar, Amit, Aryan, A., Kumar, B., Dimple & Misra, K.). (2021). GRB 140102A: insight into prompt spectral evolution and early optical afterglow emission. Mon. Not. Roy. Astrn. Soc., 505, 4086–4105.

  22. Singh, Gaurav, Yadav, R. K. S., Sahu, Snehlata, & Subramaniam, Annapurni. (2021). Study of dynamical status of the globular cluster NGC 1851 using ultraviolet imaging telescope. Jr. of Astrophysics and Astronomy, 42: 53 (9 pp.).

  23. Aryan, A., et al. (including  Pandey, S. B., Kumar, Amit,  Gupta, Rahul  & Misra, K.) (2021). Progenitor mass constraints for the type Ib intermediate-luminosity SN 2015ap and the highly extinguished SN 2016bau. Mon. Not. Roy. Astron. Soc., 505, 2530– 2547.

  24. Rani, S., et al. (including Pandey, S.) (2021). UOCS. V. UV study of the old open cluster NGC 188 using AstroSat. Jr. Astrophys. Astron., 42, 47 (11pp).

  25. Gaur, H., Mohan, P. & Pandey, A. (2021). Breaks in the X-Ray Spectra of High-redshift Blazars and the Intervening Medium. Astrophy. Jr., 914, 46 (11pp).

  26. Bisht, D., et al. (including Yadav, R. K. S.) (2021). Detailed analysis of the poorly studied northern open cluster NGC 1348 using multi-color photometry and GAIA EDR3 astrometry. Publ. Astron. Soc. Japan, 73, 677-691.

  27. Kumar, S., et al. (incluidng Dumka, U. C.) (2021).  Long-term change in aerosol characteristics over Indo-Gangetic Basin: How significant is the impact of emerging anthropogenic activities?. Urban Climate, 38, 100880.

  28. Patel, Ritesh, Megha, A., Shrivastav, Arpit Kumar, Pant, Vaibhav, Vishnu, M., Sankarasubramanian, K., Banerjee, Dipankar. (2021), Characterizing spectral channels of visible emission line coronagraph of Aditya-L1. Frontiers in Astronomy and Space Sciences, 8, 660992 (11 pp.)

  29. Jalan, P., Chand, H. & Srianand, R. (2021). Constraining the ratio of median pixel optical depth profile around z ~ 4 quasars using the longitudinal proximity effect. Mon. Not. Roy. Astron. Soc., 505, 689-701.

  30. Misra, K., et al. (including Ghosh,  A., Dimple, Gupta, R. & Pandey, S. B.) (2021). Low frequency view of GRB 190114C reveals time varying shock micro-physics. Mon. Not. Roy. Astron. Soc., 504, 5685–5701.

  31. Rivera, G. C., et al. (including Rakshit,  S.) (2021). The multiwavelength properties of red QSOs: Evidence for dusty winds as the origin of QSO reddening. A&A, 649, A102 (21pp).

  32. Gokus, A., et al. (including Paliya, V. S.) (2021). The first GeV flare of the radio-loud narrow-line Seyfert 1 galaxy PKS 2004–447. A&A, 649, A77 (17pp).

  33. Raiteri, C. M., et al. (including Gupta, A. C.) (2021). The complex variability of blazars:Time-scales and periodicity analysis in S4 0954+65. Mon. Not. Roy. Astron. Soc., 504, 5629–5646.

  34. Trust, O., Jurua, E.,  Cat, P. D., Joshi, S. & Lampens, P. (2021). HERMES spectroscopy of normal A and Am stars. Mon. Not. Roy. Astron. Soc., 504, 5528–5542.

  35. Kadowaki, Luís H.S, Pino, E. M. de Gouveia D., Torrejon, T. E. M., Mizuno, Y. & Kushwaha, P. (2021). Fast magnetic reconnection structures in Poynting-flux dominated jets. Astrophy. Jr., 912, 109 (17pp).

  36. Pant, V., Majumdar, S., Patel, R., Chauhan, A., Banerjee, D. & Gopalswamy, N. (2021). Investigating Width Distribution of Slow and Fast CMEs in Solar Cycles 23 and 24. Front. Astron. Space Sci., 8:634358 (1-12pp).

  37. Shanmugaraju, A., Syed Ibrahim, M., Suresh, K., Vijayalakshmi, P. & Dhara, S. K.  (2021). Temporal and spatial association between a solar flare, CME, and radio burst on 19 November 2013. Solar Phys., 296, 77 (17pp).

  38. Rawat, N., Pandey, J. C. & Joshi, A. (2021). TESS observations of TX Col: Rapidly varying accretion flow. Astrophy. Jr., 912, 78 (10pp).

  39. Mishra, Sapna, Vivek, M., Chand, H. & Joshi, R. (2021). Appearance vs Disappearance of broad absorption line troughs in quasars. Mon. Not. Roy. Astro. Soc., 504, 3187–3202.

  40. Buckley, D. A., et al. (including Omar, A.) (2021). Towards a BRICS Optical Transient Network (BRICS- OTN). Annals of the Brazilian Academy of Sciences, 93, e20200917 (1-22 pp).

  41. Singh, B. B., et al. (including Naja, M.) (2021). Linkage of water vapor distribution in the lower stratosphere to organized Asian summer monsoon convection. Climate Dynamics, 1-23 pp.

  42. Srivastava, P., et al. (including Naja, M. & Dumka, U. C.) (2021). Implications of site-specific mass absorption cross-section (MAC) to black carbon observations at a high-altitude site in the Central Himalaya. Asia-Pacific Jr. Atmos. Sci., 1-14 pp.

  43. Dastiar, R., et al. (including Misra, K., Singh, M., Gangopadhyay, A., Kumar, B. & Pandey, S. B.) (2021). The optical properties of three type II supernovae: 2014cx, 2014cy and 2015cz. Mon. Not. Roy. Astro. Soc., 504, 1009-1028.

  44. Majumdar, S., et al. (including Patel, R.) (2021). Imaging and Spectral Observations of a Type-II Radio Burst Revealing the Section of the CME-Driven Shock that Accelerates Electrons. Solar Physics, 296, 62 (16pp).

  45. Rakshit, Suvendu et al. (including Paliya, Vaideshi S.). (2021). TXS 1206+549: a new ?-ray detected narrow-line Seyfert 1 galaxy at redshift 1.34?. Mon. Not. Roy. Astro. Soc. Lett., 504, L22-L27.

  46. Lata, Sneh, Pandey, A. K., Pandey, J. C., Panwar, Neelam & Paul, Paulomi. (2021). Photometric observations of NGC 281: detection of 228 variable stars. Mon. Not. Roy. Astron. Soc., 504, 101-117.

  47. Bisht, D., et al. (including Yadav, R. K. S.). (2021). Multi-colour photometry and Gaia EDR3 astrometry of two couples of binary clusters (NGC 5617 and Trumpler 22) and (NGC 3293 and NGC 3324). Mon. Not. Roy. Astro. Soc., 503, 5929-5947.

  48. Nayak, P. K. et al. (including Bandyopadhyay, A.). (2021). UVIT-HST-Gaia-VISTA study of KRON 3 in the Small Magellanic Cloud: A cluster with an extended red clump in ultraviolet. Mon. Not. Roy. Astro. Soc., 503, 5291-5309.

  49. Panchal, A. & Joshi, Y. C. (2021). Photometric and spectroscopic analysis of four contact binaries. Astronomical Jr., 161: 221 (14pp).

  50. Paliya, Vaidehi S. et al. (2021). The Central Engines of Fermi Blazars. Astrophy. Jr. Suppl. Sr. 253: 46 (16pp).

  51. Bisht, D. et al. (including Yadav, R. K. S.). (2021). A deep study of an intermediate-age Open Cluster SAI 35 (Juchert 20) using groundbased imaging and Gaia EDR3 astrometry. Astron. Jr., 161: 182 (14pp).

  52. Fu, Zhen-Xing, et al. (including Pradhan, B., Singh, M. & Misra, K.) (2021). Interacting system NGC 7805/6 (Arp 112) and its tidal dwarf galaxy candidate. Research in Astronomy and Astrophysics, 21, 43 (8pp).

  53. Rakshit, S., Stalin, C. S., Kotilainen, J. & Shin, J. (2021). High-redshift narrow-line Seyfert 1 galaxies: a candidate sample. Astrophy. Jr. Supl. Sr., 253: 28 (10pp).

  54. Ding, X. et al. (including Chand, H. & Kumar, S. R.). (2021). Time delay lens modelling challenge. Mon. Not. Roy. Astron. Soc., 503, 1096–1123.

  55. Dutta, A., Singh, Avinash, Anupama, G. C., Sahu, D. K. & Kumar, Brajesh. (2021). SN 2017hpa: a carbon-rich Type Ia supernova. Mon. Not. Roy. Astron. Soc., 503, 896– 910.

  56. Gogoi, M. M., et al. (including Naja, M.) (2021). Response of ambient BC concentration across the Indian region to the nation-wide lockdown: results from the ARFINET measurements of ISRO-GBP. Current Science, 120, 341-351.

  57. Zhang, Z., et al. (including Gupta, A. C. & Gaur, H.) (2021). X-Ray Intraday Variability of the TeV Blazar PKS 2155–304 with Suzaku during 2005–2014. Astrophy. Jr., 909:103 (13pp).

  58. Singh, J. & Singh, N., et al. (2021). Effects of spatial resolution on WRF v3.8.1 simulated meteorology over the central Himalaya. Geoscientific Model Development, 14, 1427- 1443.

  59. Xu, Yan, et al. (including Banerjee, D.). (2021). Migration of Solar Polar crown filaments in the past 100 years. Astrophy. Jr., 909: 86 (8pp).

  60. Singh, Mridweeka, et al. (including Misra, K., Gangopadhyay, A. & Dastidar, R.). (2021). The Fast-evolving Type Ib Supernova SN 2015dj in NGC 7371. Astrophy. Jr., 909: 100 (12pp).

  61. Yadav, V., et al. (2021). Interaction between nighttime MSTID and mid-latitude field-aligned plasma depletion structure over the transition region of geomagnetic low-mid latitude: First results from Hanle, India. Jr. Atmos. and Solar-Terrest. Phy., 217, 105589

  62. Rathi, R., et al. (including Yadav, V.) (2021). Evidence for simultaneous occurrence of periodic and single dark band MSTIDs over geomagnetic low-mid latitude transition region. Jr. Atmos. and Solar- Terrest. Phy., 215, 105588.

  63. Joshi, Raj K., Chattopadhyay, I., Ryu, D. & Yadav, L. (2021). Exact solution of one-dimensional relativistic jet with relativistic equation of state. Mon. Not. Roy. Astron. Soc., 502, 5227- 5244. 

  64. Hu, Y. -D., et al. (including Kumar, A., Gupta, R., Pandey, S. B.& Aryan, A.). (2021). 10.4m GTC observations of the nearby VHE-detected GRB 190829A/SN 2019oyw. Astronomy & Astrophysics, 646, A50 (9 pp).

  65. Sariya, D. P., et al. (including Yadav, R. K. S.) (2021). A Comprehensive Analysis of NGC 2158 in the Gaia Era: Photometric Parameters, Apex, and Orbit. Astron. Jr., 161:101 (12pp).

  66. Sariya, D. P., Ing-Guey, J., Bisht, D., Yadav, R. K. S. & Rangwal, G. (2021). Astrometric and photometric nvestigation of three old age open clusters in the Gaia Era: Berkeley 32, Berkeley 98, and King 23. Astron. Jr., 161:102 (16pp).

  67. Samanta, T., et al. (including Banerjee, D.) (2021). Plasma Heating Induced by Tadpole-like Downflows in the Flaring Solar Corona. The Innovation, 2, 100083 (6pp).

  68. Mandal, A. K.,  Rakshit, S.,  Stalin, C. S., Petrov, R. G., Mathew, B., & Sagar, R. (2021). Estimation of the size and structure of the broad line region using Bayesian approach. Mon. Not. Roy. Astron. Soc., 502, 2140–2157.

  69. Kaskaoutis, D. G., et al. (including Dumka, U. C.) (2021). AAssessment of the COVID-19 lockdown effects on spectral aerosol scattering and absorption properties in Athens, Greece. Atmosphere, 12, 231 (24pp).

  70. Kumar, Amit, et al. (including Kumar, Brajesh, Pandey, S. B., Singh, Avinash, Aryan, A., Gupta, R.& Misra, K.) (2021). SN 2020ank: a bright and fast-evolving H- deficient superluminous supernova. Mon. Not. Roy. Astron. Soc., 502, 1678-1693.

  71. Dumka, U. C. et al. (2021). Silver linings in the dark clouds of COVID-19: Improvement of air quality over India and Delhi metropolitan area from measurements and WRF- CHIMERE model simulations. Atmos. Pollution Res., 12, 225-242.

  72. Mehta, M., Khushboo, R., Raj, R. & Singh, N. (2021). Spaceborne observations of aerosol vertical distribution over Indian mainland (2009–2018). Atmos. Envir., 244, 117902 (13pp).

  73. Kumar, A., et al. (including Singh, N.). (2021). Assessment of carbonaceous fractions in ambient aerosols at high altitude and lowland urban locations of Kumaon Province, Indian Himalaya. SN Applied Sciences, 3: 83 (14pp).

  74. Patel, R., Pant, V., Iyer, P., Banerjee, D., Mierla, M. & West, M. J. (2021). Automated detection of accelerating Solar Eruptions using parabolic hough transform. Sol. Phys., 296: 31 (23pp).

  75. Adassuriya, J. et al. (including Joshi, S.). (2021). Asteroseismology of SZ Lyn using multiband high time resolution photometry from ground and space. Mon. Not. Roy. Astron. Soc., 502, 541-555.

  76. Jorge, T., et al. (including Naja, M.). (2021). Understanding balloon-borne frost point hygrometer measurements after contamination by mixed-phase clouds, Atmos. Meas. Tech., 14, 239–268.

  77. Jha, Bibhuti Kumar, Priyadarshi, Aditya, Mandal, S., Chatterjee, S. & Banerjee, D. (2021). Measurements of Solar Differential Rotation Using the Century Long Kodaikanal Sunspot Data. Solar Physics, 296: 25 (14 pp).

  78. Tripathi, A., et al. (including Gupta, A. C.). (2021). Quasi-periodic oscillations in the long-term radio light curves of the blazar AO 0235+164. Mon. Not. Roy. Astron. Soc., 501, 5997-6006.

  79. Raychaudhuri, S., Vyas, M. K., & Chattopadhyay, I. (2021). Simulations of radiation-driven winds from Keplerian discs. Mon. Not. Roy. Astron. Soc., 501, 4850-4860. 

  80. Kaskaoutis, D. G., et al. (including Dumka, U. C.) (2021). In situ identification of aerosol types in Athens, Greece, based on long-term optical and on online chemical characterization. Atmospheric Environment, 246, 118070 (18pp).

  81. Ojha, V., Chand, Hum & Gopal-Krishna. (2021). Intra-night optical variability of ?-ray detected narrow-line Seyfert1 galaxies. Mon. Not. Roy. Astron. Soc., 501, 4110-4122.

  82. Pattnaik, R., et al. (including Sharma, K.). (2021). A machine-learning approach for classifying low-mass X-ray binaries based on their compact object nature. Mon. Not. Roy. Astron. Soc., 501, 3457- 3471. 

  83. Mandal, A. K., et al. (including Rakshit, S.) (2021). Dust reverberation mapping of Z229–15. Mon. Not. Roy. Astron. Soc., 501, 3905-3915.

  84. Shukla, K. K., Phanikumar, D. V., Kumar, K. N., Kumar, Ashish, Naja, M., Sharma, Som & Attada, R. (2021). Micro-Pulse Lidar observations of elevated aerosol layers over the Himalayan region. Jr. of Atmospheric and Solar-Terrestrial Physics, 213, 105526 (11pp.).

  85. Dumka, U. C., Kaskaoutis, D. G., Mihalopoulos, N. & Sheoran, R. (2021). Identification of key aerosol types and mixing states in the central Indian Himalayas during the GVAX campaign: the role of particle size in aerosol classification. Science of the Total Environment, 761, 143188.

  86. Raiteri, C. M., et al. (including Gupta, A. C. & Dhiman, V.) (2021). The dual nature of blazar fast variability: space and ground observations of S5 0716+714. Mon. Not. Roy. Astron. Soc., 501, 1100-1115.   

  87. Sarkar, A., Gupta, A. C., Chitnis, V. R. & Wiita, P. J. (2021). Multiwaveband quasi- periodic oscillation in the blazar 3C 454.3. Mon. Not. Roy. Astron. Soc., 500, 50-61.  

  88. Yadav, A. P., Joshi, S. & Glatzel, W. (2021). Instabilities and pulsations in models of the B-type supergiant k Cassiopeiae (HD 2905). Mon. Not. Roy. Astron. Soc., 500, 5515-5523.  

  89. Ghosh, S., et al. (including Joshi, S. & Lata, S.) (2021). Fast photometric variability of very low mass stars in IC 348: detection of superflare in an M dwarf. Mon. Not. Roy. Astron. Soc., 500, 5106-5116. 

  90. Das, S. R., Jose, J., Samal, M. R., Zhang, S. & Panwar, N. (2021). Testing the star formation scaling relations in the clumps of the North American and Pelican nebulae cloud complex. Mon. Not. Roy. Astron. Soc., 500, 3123-3141.

  91. Monga, A., Sharma, R., Liu, J., Cid, C., Uddin, W., Chandra, R., Erdélyi, R. (2021).On the partial eruption of a bifurcated solar filament structure. Mon. Not. Roy. Astron. Soc., 500, 684-695.

  1. Bangia, T. & Uddin, W. (2020). Sustaining mechanical systems of 3.6-m optical telescope at Devasthal, India. Proc. of SPIE, 11445, 1144520-1- 14.

  2. Kasliwal, M. M., et al. (including Pandey, S. B.) (2020). Kilonova Luminosity Function Constraints Based on Zwicky Transient Facility Searches for 13 Neutron Star Merger Triggers during O3. Astrophy. Jr., 905:145 (31pp).

  3. Panwar, N., et al. (including Sharma, S. & Pandey, R.) (2020).Star Formation and Evolution of Blister-type H ii Region Sh2-112. Astrophy. Jr., 905, 61(14pp).

  4. Sagar, R., Kumar, B. & Sharma, S. (2020). Observations with the 3.6-meter Devasthal optical telescope. Jr. Astrophy. Astron., 41, 33 (10pp).

  5. Singh, G., Sahu, S., Subramaniam, A. & Yadav, R. K. S. (2020). Peculiarities in the Horizontal Branch Stars of Globular Cluster NGC 1851: Discovery of a Blue Straggler Companion to an EHB Star. Astrophy. Jr., 905:44 (16pp).

  6. Sagar, R. (2020). Optical telescopes at Devasthal observatory, Nainital.  Resonance, 25, 1507-1526.

  7. Singh, SadhanaPandey, J. C. (2020). Broadband Linear Polarization in the Region of the Open Star Cluster NGC 1817. Astron. Jr., 160:256 (13pp).

  8. Anand, R. K., Rastogi, S., Kumar, B., Ghosh, A., Sharma, S., Ojha, D. K. & Ghosh, S. K. (2020). Detection of PAH and nbL features in planetary nebulae NGC 7027 and BD +30° 3639 with TIRCAM2 instrument on 3.6 m DOT. Jr. Astrophys. Astrno., 41:27 (11pp).

  9. Homola, P., et al. (including Gupta, A. C.) (2020). Cosmic –ray extremely distributed observatory. Symmetry, 12, 1835 (55pp)

  10. Dewangan, L. K., Ojha, D. K., Sharma, S., del Palacio, S., Bhandari, N. K. & Das, A. (2020). New insights into the HII region G18.88–0.49: hub–filament system and accreting filaments. Astrophy. Jr., 903:13 (17pp).

  11. Rodriguez-Ramirez, J. C., Kushwaha, P., de Gouveia Dal Pino, E. M. & Santos-lima, R. (2020). A hadronic emission model for black hole-disc impacts in the blazar OJ 287. Mon. Not. Roy. Astron. Soc., 498, 5424-5436.

  12. Sarkar, S., Chattopadhyay, I. & Laurent, P. (2020). Two- temperature solutions and emergent spectra from relativistic accretion discs around black holes. Astron. Astrophy., 642, A209 (1-21pp).

  13. Rawat, P., et al. (including Naja, M. & Bhattacharjee, S.) (2020). Assessment of vertical ozone profiles from INSAT-3D sounder over the Central Himalaya. Current Science, 119, 1113- 1122.

  14. Bangia, T. & Uddin, W. (2020). Development of low-cost cable twister for 3.6m telescope at ARIES. Jr. Astronomical Instrumentation, 9, 2050012 (11pp).

  15. Joshi, Y. C., John, A. A., Maurya, J., Panchal, A., Kumar, B. & Joshi, S. (2020). Variable stars in the field of intermediate-age open cluster NGC 559.  Mon. Not. Roy. Astron. Soc., 499, 618-630.

  16. Sarkar, A., Kushwaha, P., Gupta, A. C., Chitnis, V. R. & Wiita, P. J. (2020). Multi-waveband quasi-periodic oscillations in the light curves of blazar CTA 102 during its 2016-2017 optical outburst. Astron. Astrophy., 642, A129 (9pp).

  17. Kushwaha, P., Sarkar, A., Gupta, A. C., Tripathi, A. & Wiita, P. J. (2020). A possible gamma-ray quasi-periodic oscillation of ~314 days in the balazar OJ 287. Mon. Not. Roy. Astron. Soc., 499, 653-658.

  18. Jaiswal, S. & Omar, A. (2020). H I imaging of dwarf star-forming galaxies: masses, morphologies, and gas deficiencies. Mon. Not. Roy. Astron. Soc., 498, 4745-4789.

  19. Mordvinov, A. V., et al. (including Banerjee,   D.). (2020). Long-term evolution of the Sun's magnetic field during Cycles 15-19 based on their proxies from Kodaikanal Solar Observatory. Astrophy. Jr. Lett., 902 : L15 (6pp).

  20. Mandal, A. K., et al. (including Pradhan, Bikram). (2020). Quasar catalogue for the astrometric calibration of the forthcoming ILMT survey. Jr. of Astrophy. & Astron., 41 : 22 (8pp)

  21. Sharma, S., Ghosh, A., Ojha, D. K., Pandey, R., Sinha, T., Pandey, A. K., Ghosh, S. K., Panwar, N. & Pandey, S. B. (2020). The disintegrating old open cluster Czernik 3. Mon. Not. Roy. Astron. Soc., 498, 2309- 2322.

  22. Richichi, A., et al. (including Sharma, S., Sinha, T., Pandey, R., Ghosh, A. & Pandey, A. K.). (2020). Further milliarcsecond resolution results on cool giants and binary stars from lunar occultations at Devashtal. Mon. Not. Roy. Astron. Soc., 498, 2263-2269.

  23. Kushwaha, P. & Pal, M. (2020). Short-term variability during different activity phases of Blazars S5 0716+714 and PKS 2155-304. Galaxies, 8, 66 (12pp).

  24. Weaver, Z. R., et al. (including Dhiman, V. & Gupta, A. C.). (2020). Multiwavelength variability of BL Laceratae measured with high time resolution. Astrophy. Jr., 900: 137 (26pp).

  25. Gupta, A. C. (2020). X-ray flux and spectral variability of the TeV Blazars Mrk 421 and PKS 2155-304. Galaxies, 8, 64 (15pp).

  26. Gangopadhyay, A., et al. (including Misra, K., Dastidar, R., Kumar, B., Singh, Mridweeka, Pandey, S. B. & Sanwal, P.) (2020). Optical studies of two stripped-envelope supernovae – SN 2015ap (Type Ib) and SN 2016P (Type Ic). Mon. Not. Roy. Astron. Soc., 497, 3770-3789.

  27. Kalita, N., Gupta, A. C. & Gu. Minfeng (2020). Temporal and Spectral Variability of OJ 287 before the April–June 2020 Outburst. Galaxies, 8(3), 58 (10pp).

  28. Gaur, H. (2020). X-ray spectral evolutioni of high energy peaked blazars. Galaxies, 8, 62 (7pp).

  29. Bisht, D., et al. (including Yadav, R. K. S.) (2020). An investigation of poorly studied open cluster NGC 4337 using multicolor photometric and Gaia DR2 astrometric data. Astron. Jr., 160 :119 (14pp).

  30. Mandal, S., Krivova, A., Solanki, S. K., Sinha, N. & Banerjee, D. (2020). Sunspot area catalog revisited: daily cross-calibrated areas since 1874. Astron. & Astrophy., 640, A78 (12pp).

  31. Wani, K. A. & Gaur, H. (2020). X-ray Flux and Spectral Variability of Blazar H 2356-309. Galaxies Jr., 8(3), 59(12pp).

  32. Ojha, N., et al. (including Singh, N.). (2020). On the widespread enhancement in fine particulate matter across the Indo-Gangetic Plain towards winter, Nature Scientific Report, 10: 5862 (11pp).

  33. Pandey, C. P., Singh, Jaydeep, Sonic, V. K. & Singh, N. (2020). Yearlong first measurements of black carbon in the western Indian Himalaya: Influences of meteorology and fire emissions, Atmos. Pollu. Res., 11, 1199-1210.

  34. Dhaka, S. K., et al. (including Singh, N.). (2020). PM2.5 diminution and haze events over Delhi during the COVID 19 lockdown period: an interplay between the baseline pollution and meteorology. Nature Scientific Report,10: 13442(8pp).

  35. Sharma, S. K., et. al. (including Srivastava, Priyanka & Naja, M.). (2020). Variation of carbonaceous species and trace elements in PM10 at a mountain site in the central Himalayan region of India. Jr. Atmos. Chemis., 77, 49-62.

  36. Jaiswal, A., Phanikumar, D. V., Bhattacharjee, S. & Naja, M. (2020). Estimation of turbulence parameters using ARIES ST Radar and GPS radiosonde measurements: first results from the Central Himalayan region. Radio Science, 55, e2019RS006979 (18pp).

  37. Dewangan, L. K., et al. (including Sharma, S. & Pandey, R.) (2020). Probing the physical conditions and star formation processes in the galactic H II region S305. Astrophy. Jr., 899:172 (16pp).

  38. Majumdar, S., Pant, V., Patel, R. & Banerjee, D. (2020). Connecting 3D evolution of coronal mass ejections to their source regions. Astrophy. Jr., 899:6 (15pp).

  39. Chand, V., et al. (including Gupta, R., Dimple, Pandey, S. B. & Kumar, Amit) (2020). Peculiar prompt emission and afterglow in the H.E.S.S.- detected GRB 190829A. Astrophy. Jr., 898:42 (13pp).

  40. Chatzistergos, T., et al. (including Banerjee, D.) (2020). Analysis of full-disc Ca II K spectroheliograms III. Plage area composite series covering 1892-2019. Astron. Astrophy., 639, A88 (1-22pp).

  41. Pandey, Ashwani (2020). Nustar view of TeV blazar Mrk 501. Galaxies, 8:55 (12pp).

  42. Eswaraiah, C., et al. (including Pandey, A. K.) (2020). Unveiling the important of magnetic fields int eh evolution of dense clumps formed at the waist of bipolar H II regions: a case study of Sh 2-201 with JCMT SCUBA-2/POL-2. Astrophy. Jr., 897:90 (19pp).

  43. Mannaday, V. K., et al. (including Joshi, Y. C., Pandey, A. K. & Joshi, S.) (2020). Probing transit timing variation and its possible origin with 12 new transits of TrEs-3b. Astron. Jr., 160:47 (15pp).

  44. Pandey, Ashwani, et al. (including Gupta, A. C.) (2020). Optical variability of three extreme TeV blazars. Mon. Not. Roy. Astron. Soc., 496, 1430- 1444.

  45. Ojha, V., Chand, H., Dewangan, G. C. & Rakshit, S. (2020). A Comparison of X-Ray Photon Indices among the Narrow- and Broad-line Seyfert 1 Galaxies. Astrophy. Jr., 896:95 (22pp).

  46.  Kaur, H., et al. (including Sharma, S. & Panwar, N.) (2020). Unveiling the physical conditions in NGC 6910.  Astrophy. Jr., 896:29 (17pp).

  47. Bostroem, K. A., et al. (including Dastidar, R., Gangopadhyay, A. & Misra, K.) (2020). Discovery and Rapid Follow-up Observations of the Unusual Type II SN 2018ivc in NGC 1068. Astrophy. Jr., 895:31 (20pp).

  48. Maurya, J., Joshi, Y. C. & Gour, A. S. (2020). Photometric study of the young open clusters IC 1442, King 21, and Trumpler 7.  Mon. Not. Roy. Astron. Soc., 495, 2496-2508.

  49. Dugrapal, A. Rangwal, G., Bisht, D., Kaur, H., Yadav, R K. S. & Pandey, J. C. (2020). A search for variable stars in the four open star clusters. Jr. Astrophy. Astron., 41:13 (1-10pp).

  50. Bisht, D., Zhu, Q., Yadav, R. K. S., Durgapal, A. & Rangwal, G. (2020).  A comprehensive study of open clusters Czernik 14, Haffner 14, Haffner 17 and King 10 using multicolour photometry and Gaia DR2 astrometry.  Mon. Not. Roy. Astron. Soc., 494, 607- 623.

  51. Durgapal, A., Bisht, D., Rangwal, G., Kaur, H. & Yadav, R. K. S. (2020). Study of open cluster king 13 using CCD VI, 2MASS and Gaia DR2. New Astronomy, 78, 101365 (1- 9pp).

  52. Dumka, U. C., et al. (2020). Long-term (2008-2018) aerosol properties and radiative effect at high-altitutde sites over western trans-himalayas. Science of the Total Environment, 734, 139354 (1-20pp).

  53. Kangas, T., et al. (including Misra, K.) (2020). The late-time afterglow evolution of long gamma-ray bursts GRB 1600625B and GRB 160509A. Astrophy. Jr., 894:43 (14pp).

  54. Maurya, J. & Joshi, Y. C. (2020). Photometric and kinematic study of the three intermediate age open clusters NGC 381, NGC 2360, and Berkeley 68. Mon. Not. Roy. Astron. Soc., 494, 4713-4729.

  55. Ojha, V., Chand, H., Gopal-Krishna, Mishra, S. & Chand, K. (2020). Comparative intranight optical variability of X-ray and gamma-ray-detected narrow-line Seyfert 1 galaxies.  Mon. Not. Roy. Astron. Soc., 493, 3642-3655.

  56. Panja, A., Mondal, S., Dutta, S., Joshi, S., Lata, & Das, R. (2020). Census of the young stellar population in the galactic H II region Sh2-242. Astron. Jr., 159:153 (17pp).



1955- 2020

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