B-Per (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Cambridge , b-Per is visible all night. It will become visible at around 17:24 (EST), 39° above your north-eastern horizon, as dusk fades to darkness. It will be lost to dawn twilight at around 05:49, 21° above your north-western horizon.
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|
Name
B-Per
|
Object type
Star
|
Position
| Right ascension: | 04h18m14s [2] |
| Declination: | +50°17'43" [2] |
| Constellation: | Perseus |
| Magnitude: Variable | 4.59 (V) [2] 4.66 (BT) [2] 4.60 (VT) [2] |
| Distance: | 96.2 parsec 313.5 lightyrs [3] |
| B-V Color (mag): | 0.05 |
| Proper motion (speed): | 72.7 mas/yr[3] |
| Proper motion (pos ang): | 141.3° |
Derived quantities
| Absolute mag (V): | -0.32 |
Visibility from Cambridge
All times shown in Cambridge local time.