η-Crv (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 , η-Crv is visible in the dawn sky, rising at 03:02 (EST) – 3 hours and 41 minutes before the Sun – and reaching an altitude of 21° above the south-eastern horizon before fading from view as dawn breaks at around 05:31.
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|
Name
η-Crv
|
Object type
Star
|
Other names
Position
| Right ascension: | 12h32m03s [4] |
| Declination: | −16°11'46" [4] |
| Constellation: | Corvus |
| Magnitude: Variable | 4.30 (V) [2] 4.73 (BT) [2] 4.34 (VT) [2] 4.21 (G) [4] 4.39 (BP) [4] 3.87 (RP) [4] |
| Distance: | 18.2 parsec 59.5 lightyrs [4] |
| B-V Color (mag): | 0.33 |
| Proper motion (speed): | 428.6 mas/yr[4] |
| Proper motion (pos ang): | 262.2° |
Derived quantities
| Absolute mag (V): | 3.00 |
Visibility from Cambridge
All times shown in Cambridge local time.