σ-Boo (Star)

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

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From Cambridge , σ-Boo is visible in the dawn sky, rising at 01:56 (EST) and reaching an altitude of 34° above the eastern horizon before fading from view as dawn breaks at around 05:31.

Name σ-Boo
Object type Star
Other names
σ-Boo
Sigma Bootis
28-Boo
28 Bootis
HR 5447[1]
HD 128167
NSV 6717
HIP 71284[3]
TYC 2021-1323-1[2]
Gaia EDR3- 1284257623084916480[4]
Position
Right ascension:14h34m41s [4]
Declination:+29°44'44" [4]
Constellation:Bootes
Magnitude:
Variable
4.47 (V) [2]
4.88 (BT) [2]
4.50 (VT) [2]
4.34 (G) [4]
4.55 (BP) [4]
4.01 (RP) [4]
Distance:15.8 parsec
51.4 lightyrs [4]
B-V Color (mag):0.32
Proper motion (speed):229.9 mas/yr[4]
Proper motion (pos ang):55.1°
Derived quantities
Absolute mag (V):3.48

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