λ-Cyg (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 , λ-Cyg is visible all night. It will become visible at around 21:02 (EDT), 55° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:05, 84° above your southern horizon. It will be lost to dawn twilight at around 04:31, 39° above your western horizon.
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|
Name
λ-Cyg
|
Object type
Star
|
Position
| Right ascension: | 20h47m24s [3] |
| Declination: | +36°29'26" [3] |
| Constellation: | Cygnus |
| Magnitude: | 4.57 (V) [3] 4.42 (BT) [2] 4.55 (VT) [2] |
| Distance: | 235.8 parsec 768.9 lightyrs [5] |
| B-V Color (mag): | -0.11 |
| Proper motion (speed): | 17.2 mas/yr[5] |
| Proper motion (pos ang): | 121.3° |
Derived quantities
| Absolute mag (V): | -2.29 |
Visibility from Cambridge
All times shown in Cambridge local time.