13 relations: Arcturus, Boötes, Constellation, Edward Charles Pickering, Epoch (astronomy), Ernst Hartwig, Ernst Zinner, Friedrich August Theodor Winnecke, Galactic plane, International Celestial Reference System, Joseph Ashbrook, Joseph Baxendell, Nova.
New!!: T Boötis and Arcturus ·
Boötes is a constellation in the northern sky, located between 0° and +60° declination, and 13 and 16 hours of right ascension on the celestial sphere.
New!!: T Boötis and Boötes ·
In modern astronomy, a constellation is a specific area of the celestial sphere as defined by the International Astronomical Union (IAU).
New!!: T Boötis and Constellation ·
Edward Charles Pickering (July 19, 1846 – February 3, 1919) was an American astronomer and physicist as well as the older brother of William Henry Pickering.
In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as the celestial coordinates or elliptical orbital elements of a celestial body, because these are subject to perturbations and vary with time.
New!!: T Boötis and Epoch (astronomy) ·
Carl Ernst Albrecht Hartwig (14 January 1851 in Frankfurt – 3 May 1923 in Bamberg) was a German astronomer.
New!!: T Boötis and Ernst Hartwig ·
Ernst Zinner (2 February 1886, Goldberg, Silesia – 30 August 1970) was a German astronomer and noted historian of astronomy.
New!!: T Boötis and Ernst Zinner ·
Friedrich August Theodor Winnecke (February 5, 1835 in Groß-Heere, near Hannover – December 3, 1897 in Bonn) was a German astronomer.
The galactic plane is the plane in which the majority of a disk-shaped galaxy's mass lies.
New!!: T Boötis and Galactic plane ·
The International Celestial Reference System (ICRS) is the current standard celestial reference system adopted by the International Astronomical Union (IAU).
Joseph Ashbrook (April 4, 1918 – August 4, 1980) was an American astronomer.
New!!: T Boötis and Joseph Ashbrook ·
Joseph Baxendell (1815-1887) was an English meteorologist and astronomer.
New!!: T Boötis and Joseph Baxendell ·
A nova (plural novae or novas) is a cataclysmic nuclear explosion on a white dwarf, which causes a sudden brightening of the star.
New!!: T Boötis and Nova ·