The star HR 7757
Color-magnitude diagram
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Cambridge , HR 7757 is visible in the dawn sky, rising at 01:12 (EST) – 5 hours and 27 minutes before the Sun – and reaching an altitude of 36° above the eastern horizon before fading from view as dawn breaks at around 05:31.
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|
Name
HR 7757
|
Object Type
Star
|
Position
| Constellation: | Cygnus |
| Magnitude: | 6.44 (V)[1] 6.33 (BT)[1] 6.43 (VT)[1] 6.46 (RP)[2] 6.41 (G)[2] 6.40 (BP)[2] |
| B-V Color (mag): | -0.08 |
| Right Ascension: | 20h16m28s [2] |
| Declination: | +37°03'23" [2] |
| Distance: | 438.8 parsec 1430.5 lightyrs [2] |
| Proper motion (speed): | 2.1 mas/yr [2] |
| Proper motion (pos ang): | 96.3° |
Derived Quantities
| Absolute Mag (V): | -1.77 |