δ-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 , δ-Per will become visible at around 20:37 (EDT), 28° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 22:16 when it dips 15° above your north-western horizon.
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|
Name
δ-Per
|
Object type
Star
|
Position
| Right ascension: | 03h42m55s [3] |
| Declination: | +47°47'15" [3] |
| Constellation: | Perseus |
| Magnitude: Variable | 3.02 (V) [3] 2.88 (BT) [2] 3.00 (VT) [2] |
| Distance: | 158.2 parsec 515.8 lightyrs [5] |
| B-V Color (mag): | -0.11 |
| Proper motion (speed): | 50.1 mas/yr[5] |
| Proper motion (pos ang): | 149.3° |
Derived quantities
| Absolute mag (V): | -2.98 |
Visibility from Cambridge
All times shown in Cambridge local time.