V640-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 , V640-Cas is visible in the dawn sky, becoming accessible around 01:11 (PDT), when it reaches an altitude of 21° above your north-eastern horizon. It will then reach an altitude of 46° before fading from view as dawn breaks at 04:27.
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|
Name
V640-Cas
|
Object type
Star
|
Position
| Right ascension: | 00h06m15s [3] |
| Declination: | +58°26'12" [3] |
| Constellation: | Cassiopeia |
| Magnitude: | 6.19 (V) [3] 7.00 (BT) [2] 6.27 (VT) [2] |
| Distance: | 21.5 parsec 70.0 lightyrs [4] |
| B-V Color (mag): | 0.66 |
| Proper motion (speed): | 247.7 mas/yr[4] |
| Proper motion (pos ang): | 86.4° |
Derived quantities
| Absolute mag (V): | 4.53 |
Visibility from South El Monte
All times shown in South El Monte local time.