The star τ-Cyg

Color-magnitude diagram
Image of τ-Cyg
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn , τ-Cyg is visible in the dawn sky, rising at 21:39 (EDT) – 8 hours and 14 minutes before the Sun – and reaching an altitude of 68° above the eastern horizon before fading from view as dawn breaks at around 04:35.

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Name τ-Cyg
Object Type Star
Other Names
65-Cyg
HR 8130
HD 202444
HIP 104887
TYC 3169-3876-1
Position
Constellation:Cygnus
Magnitude:
Variable
3.74 (V)[2]
4.20 (BT)[2]
3.78 (VT)[2]
B-V Color (mag):0.36
Right Ascension:21h14m47s [2]
Declination:+38°02'43" [2]
Distance:20.6 parsec
67.2 lightyrs [1]
Proper motion (speed):458.2 mas/yr [1]
Proper motion (pos ang):24.8°
Derived Quantities
Absolute Mag (V):2.17

Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

Color scheme