V557-Cas (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 South El Monte , V557-Cas is visible all night because it is circumpolar. It will be highest in the sky shortly before dawn, when it will be lost to twilight at around 04:34, 31° above your north-eastern horizon. At dusk, it will become visible at around 21:01 (PDT), 13° above your northern horizon.
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|
Name
V557-Cas
|
Object type
Star
|
Other names
Position
| Right ascension: | 01h42m20s [4] |
| Declination: | +68°02'34" [4] |
| Constellation: | Cassiopeia |
| Magnitude: Variable | 5.55 (V) [2] 5.49 (BT) [2] 5.55 (VT) [2] 5.55 (G) [4] 5.51 (BP) [4] 5.57 (RP) [4] |
| Distance: | 129.9 parsec 423.6 lightyrs [4] |
| B-V Color (mag): | -0.05 |
| Proper motion (speed): | 53.8 mas/yr[4] |
| Proper motion (pos ang): | 99.7° |
Derived quantities
| Absolute mag (V): | -0.02 |
Visibility from South El Monte
All times shown in South El Monte local time.