V1644 Cyg (Star)

Color-magnitude diagram
Image of V1644 Cyg
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn , V1644 Cyg is visible all night. It will become visible around 22:00 (EDT), 24° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 03:48, 87° above your southern horizon. It will be lost to dawn twilight around 04:24, 82° above your western horizon.

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Name V1644 Cyg
Object Type Star
Other Names
b³-Cyg
29-Cyg
HR 7736[1]
HD 192640
HIP 99770[3]
TYC 2683-3962-1[2]
Gaia DR2- 2060523518197844608[4]
Position
Constellation:Cygnus
Magnitude:
Variable
4.95 (V) [2]
5.12 (BT) [2]
4.96 (VT) [2]
4.87 (G) [4]
5.00 (BP) [4]
4.75 (RP) [4]
B-V Color (mag):0.14
Right ascension:20h14m32s [4]
Declination:+36°48'23" [4]
Distance:40.1 parsec
130.8 lightyrs [4]
Proper motion (speed):98.2 mas/yr [4]
Proper motion (pos ang):44.2°
Derived Quantities
Absolute mag (V):1.93
Visibility from Ashburn

All times shown in Ashburn local time.

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Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

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