Chi Ursae Majoris

from Wikipedia, the free encyclopedia
Star
χ Ursae Majoris
NGC3877-LB3-2010May16.jpg
χ Ursae Majoris taken together with the spiral galaxy NGC 3877 (below)
AladinLite
Observation
dates equinoxJ2000.0 , epoch : J2000.0
Constellation Big Bear
Right ascension 11 h 46 m 3.01 s
declination + 47 ° 46 ′ 45.9 ″
Apparent brightness 3.71 likes
Typing
B − V color index 1.18 
U − B color index 1.16 
R − I index 0.60 
Spectral class K0.5 IIIb
Astrometry
Radial velocity (−9.0 ± 0.2) km / s
parallax (17.76 ± 0.16)  mas
distance (184 ± 2)  ly
(56.3 ± 0.5)  pc
Proper movement 
Rec. Share: −137  mas / a
Dec. portion: 30  mas / a
Physical Properties
Other names
and catalog entries
Bayer name χ Ursae Majoris
Flamsteed name 63 Ursae Majoris
Bonn survey BD + 48 ° 1966
Bright Star Catalog HR 4518 [1]
Henry Draper Catalog HD 102224 [2]
Hipparcos catalog HIP 57399 [3]
SAO catalog SAO 43886 [4]
Tycho catalog TYC 3452-2140-1 [5]Template: Infobox star / maintenance / specification of the TYC catalog
Other names FK5  441

χ Ursae Majoris ( Chi Ursae Majoris , short χ UMa ) is a star in the constellation Great Bear . It has an apparent brightness of 3.7  mag and belongs to the spectral class K0.5 IIIb.

The star was named Taiyangshou on June 30, 2017 by the IAU .

swell

  1. a b c SIMBAD database
  2. a b c d Entry in the Bright Star Catalog