V1644-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 , V1644-Cyg will become visible at around 17:23 (EST), 62° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:00.
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|
Name
V1644-Cyg
|
Object type
Star
|
Other names
Position
| Right ascension: | 20h14m32s [4] |
| Declination: | +36°48'23" [4] |
| Constellation: | Cygnus |
| Magnitude: Variable | 4.95 (V) [2] 5.12 (BT) [2] 4.96 (VT) [2] 4.89 (G) [4] 4.98 (BP) [4] 4.72 (RP) [4] |
| Distance: | 40.7 parsec 132.8 lightyrs [4] |
| B-V Color (mag): | 0.14 |
| Proper motion (speed): | 97.2 mas/yr[4] |
| Proper motion (pos ang): | 44.5° |
Derived quantities
| Absolute mag (V): | 1.90 |
Visibility from Cambridge
All times shown in Cambridge local time.