Search results
Results from the WOW.Com Content Network
Hydra is the largest of the 88 modern constellations, measuring 1303 square degrees, and also the longest at over 100 degrees. Its southern end borders Libra and Centaurus and its northern end borders Cancer. [1] It was included among the 48 constellations listed by the 2nd century astronomer Ptolemy.
In 2016, the International Astronomical Union (IAU) organized a Working Group on Star Names (WGSN) [2] to catalog and standardize proper names for stars. The WGSN's first bulletin, dated July 2016, [3] included a table of 125 stars comprising the first two batches of names approved by the WGSN (on 30 June and 20 July 2016) together with names of stars adopted by the IAU Executive Committee ...
NGC 2835 is an intermediate spiral galaxy located in the constellation Hydra. It is located at a distance of circa 35 million light years from Earth, which, given its apparent dimensions, means that NGC 2835 is about 65,000 light years across. It was discovered by Wilhelm Tempel on April 13, 1884. [3]
• Notes = Common name(s) or alternate name(s); comments; notable properties [for example: multiple star status, range of variability if it is a variable star, exoplanets, etc.] See also [ edit ]
Alphard / ˈ æ l f ɑːr d /, [10] designated Alpha Hydrae (α Hydrae, abbreviated Alpha Hya, α Hya), is the brightest star in the constellation of Hydra. It is a single giant star , cooler than the Sun but larger and more luminous.
The modern constellation Hydra lies across two of the quadrants, symbolized by the Azure Dragon of the East (東方青龍, Dōng Fāng Qīng Lóng) and the Vermilion Bird of the South (南方朱雀, Nán Fāng Zhū Què), that divide the sky in traditional Chinese uranography.
Pages in category "Hydra (constellation)" The following 200 pages are in this category, out of approximately 203 total. This list may not reflect recent changes .
Delta Hydrae, Latinized from δ Hydrae, is a double star in the equatorial constellation of Hydra. It is visible to the naked eye with an apparent visual magnitude of 4.146. [ 2 ] Based upon an annual parallax shift of 20.34 mas , it is located about 160 light years from the Sun .