φ-Per (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , φ-Per is visible in the dawn sky, becoming accessible around 20:59 (EDT), when it reaches an altitude of 17° above your north-eastern horizon. It will then reach an altitude of 81° before fading from view as dawn breaks at 04:36.
|
Name
φ-Per
|
Object type
Star
|
Other names
Position
| Right ascension: | 01h43m39s [4] |
| Declination: | +50°41'19" [4] |
| Constellation: | Perseus |
| Magnitude: Variable | 4.02 (V) [2] 3.90 (BT) [2] 4.01 (VT) [2] 4.08 (G) [4] 4.02 (BP) [4] 4.07 (RP) [4] |
| Distance: | 185.0 parsec 603.2 lightyrs [4] |
| B-V Color (mag): | -0.10 |
| Proper motion (speed): | 28.4 mas/yr[4] |
| Proper motion (pos ang): | 119.4° |
Derived quantities
| Absolute mag (V): | -2.31 |
Sources