The star τ-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 Fairfield , τ-Cyg will become visible around 17:36 (EST) as the dusk sky fades, 73° above your western horizon. It will then sink towards the horizon, setting at 01:14.
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|
Name
τ-Cyg
|
Object Type
Star
|
Position
| Constellation: | Cygnus |
| Magnitude: Variable | 3.74 (V) [1] 4.20 (BT) [1] 3.78 (VT) [1] |
| B-V Color (mag): | 0.36 |
| Right ascension: | 21h14m47s [1] |
| Declination: | +38°02'43" [1] |
| Distance: | 20.3 parsec 66.3 lightyrs [2] |
| Proper motion (speed): | 455.1 mas/yr [2] |
| Proper motion (pos ang): | 25.6° |
Derived Quantities
| Absolute mag (V): | 2.20 |
Visibility from Fairfield
All times shown in Fairfield local time.