20-Per (Star)

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

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From Cambridge , 20-Per is visible in the dawn sky, rising at 20:50 (EDT) and reaching an altitude of 73° above the eastern horizon before fading from view as dawn breaks at around 04:35.

Name 20-Per
Object type Star
Other names
20-Per
20 Persei
HR 855[1]
HD 17904
NSV 977
HIP 13490[3]
TYC 2846-1428-1[2]
Position
Right ascension:02h53m42s [2]
Declination:+38°20'14" [2]
Constellation:Perseus
Magnitude:
Variable
5.35 (V) [2]
5.82 (BT) [2]
5.39 (VT) [2]
Distance:70.7 parsec
230.4 lightyrs [3]
B-V Color (mag):0.36
Proper motion (speed):91.7 mas/yr[3]
Proper motion (pos ang):149.3°
Derived quantities
Absolute mag (V):1.11

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