V725 Sagittarii

V725 Sagittarii

Starbox begin
name = V725 Sagittarii
Starbox observe
epoch = J2000.0
equinox = J2000.0 (ICRS)
constell = Sagittarius
ra = RA|18|11|56SIMBAD link|V725+Sgr|V* V725 Sgr -- Variable Star, database entry, SIMBAD. Accessed on line August 22, 2008.]
dec = DEC|−36|06|24
Starbox character
variable = "see article"
Starbox catalog
names=V725 Sgr
Starbox reference
Simbad=V725+Sgr

V725 Sagittarii (V725 Sgr) is a semiregular pulsating variable star in the constellation of Sagittarius. As recently as a century ago, it was a Population II Cepheid; its transformation was documented by Henrietta Swope beginning in 1937, and is one of the most exciting and instructive events in variable-star astronomy. [Swope, H. 1937, Harvard College Observatory Annals, 105, 26, 499] [Demers, S. 1973, Journal of the Royal Astronomical Society of Canada, 67, 19.]

References


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