τ-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 Fairfield , τ-Cyg is visible in the dawn sky, rising at 00:33 (EDT) and reaching an altitude of 44° above the eastern horizon before fading from view as dawn breaks at around 05:29.
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|
Name
τ-Cyg
|
Object type
Star
|
Position
| Right ascension: | 21h14m47s [2] |
| Declination: | +38°02'43" [2] |
| Constellation: | Cygnus |
| Magnitude: Variable | 3.74 (V) [2] 4.20 (BT) [2] 3.78 (VT) [2] |
| Distance: | 20.3 parsec 66.3 lightyrs [3] |
| B-V Color (mag): | 0.36 |
| Proper motion (speed): | 455.1 mas/yr[3] |
| Proper motion (pos ang): | 25.6° |
Derived quantities
| Absolute mag (V): | 2.20 |
Visibility from Fairfield
All times shown in Fairfield local time.