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astro-ph2007
Further evidence for intra-night optical variability of radio-quiet quasars
A. Goyal, Gopal-Krishna, Ram Sagar +2
Although well established for BL Lac objects and radio-loud quasars, the occurrence of intra-night optical variability (INOV) in radio-quiet quasars is still debated, primarily sin…
astro-ph2003
SN 2002ap, the hypernova of class Ic
S. B. Pandey, D. K. Sahu, G. C. Anupama +2
The supernova SN 2002ap was discovered in the outer regions of the nearby spiral M74 on January 29.4 UT. Early photometric and spectroscopic observations indicate the supernova bel…
astro-ph2001
Optical Photometry of the GRB 010222 Afterglow
R. Cowsik, T. P. Prabhu, G. C. Anupama +5
The optical afterglow of GRB 010222 was observed using the recently installed 2-m telescope at the Indian Astronomical Observatory, Hanle, and the telescopes at the Vainu Bappu Obs…