π¹-UMi (Star)

R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.

Show information for


From Cambridge , π¹-UMi is very well placed – it is close enough to the north celestial pole that it is high above the horizon all night.

Name π¹-UMi
Object type Star
Other names
π¹-UMi
Pi1 Ursae Minoris
HD 139813
HIP 75829[2]
TYC 4566-120-1[1]
Gaia EDR3- 1720995598827436928[3]
Position
Right ascension:15h29m22s [3]
Declination:+80°27'02" [3]
Constellation:Ursa Minor
Magnitude:7.22 (V) [1]
8.19 (BT) [1]
7.30 (VT) [1]
7.14 (G) [3]
7.53 (BP) [3]
6.57 (RP) [3]
Distance:21.8 parsec
71.0 lightyrs [3]
B-V Color (mag):0.76
Proper motion (speed):242.0 mas/yr[3]
Proper motion (pos ang):296.0°
Derived quantities
Absolute mag (V):5.53

Share