RY Sagittarii [SEP] constellation
RY Sagittarii
RY Sagittarii is a yellow supergiant and an R Coronae Borealis type variable star in the constellation Sagittarius. Although it ostensibly has the spectrum of a G-type star, it differs markedly from most in that it has almost no hydrogen and a lot of carbon.
Discovery.
Colonel Ernest Elliott Markwick first came across what became known as RY Sagittarii during searches for variable stars while posted in Gibraltar. He recorded it dimming from magnitude 7 in July 1893 to fainter than 11 by 23 October that year,
of Congress in 1990. Sagir Ahmad of Congress defeated Rajnandan Rai of LD in 1985, Radha Pandey of Janata Party (JP) in 1980 and Shankar Prasad Yadav of Janata Party in 1977.