The star η-Cyg
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 , η-Cyg is visible all night. It will become visible around 21:46 (EDT) as the dusk sky fades, 50° above your eastern horizon. It will be lost to dawn twilight around 04:46, 47° above your western horizon.
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|
Name
η-Cyg
|
Object Type
Star
|
Position
| Constellation: | Cygnus |
| Magnitude: Variable | 3.90 (V)[1] 5.19 (BT)[1] 4.01 (VT)[1] 3.54 (G)[2] 4.20 (BP)[2] 2.99 (RP)[2] |
| B-V Color (mag): | 1.00 |
| Right Ascension: | 19h56m18s [2] |
| Declination: | +35°04'59" [2] |
| Distance: | 42.1 parsec 137.2 lightyrs [2] |
| Proper motion (speed): | 44.4 mas/yr [2] |
| Proper motion (pos ang): | 229.9° |
Derived Quantities
| Absolute Mag (V): | 0.78 |