The star HR 8138
Color-magnitude diagram
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Ashburn , HR 8138 is visible in the dawn sky, rising at 21:07 (EDT) – 8 hours and 46 minutes before the Sun – and reaching an altitude of 68° above the eastern horizon before fading from view as dawn breaks at around 04:35.
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|
Name
HR 8138
|
Object Type
Star
|
Position
| Constellation: | Cygnus |
| Magnitude: | 6.22 (V)[1] 7.85 (BT)[1] 6.35 (VT)[1] 5.12 (RP)[2] 5.84 (G)[2] 6.50 (BP)[2] |
| B-V Color (mag): | 1.27 |
| Right Ascension: | 21h16m29s [2] |
| Declination: | +42°15'06" [2] |
| Distance: | 240.0 parsec 782.5 lightyrs [2] |
| Proper motion (speed): | 14.3 mas/yr [2] |
| Proper motion (pos ang): | 181.6° |
Derived Quantities
| Absolute Mag (V): | -0.68 |