47-Oph (Star)

R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.

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From Cambridge , 47-Oph will become visible at around 20:56 (EDT), 42° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 02:11.

Name 47-Oph
Object type Star
Other names
47-Oph
47 Ophiuchi
HR 6493[1]
HD 157950
NSV 8662
HIP 85365[5]
TYC 5075-717-1[4]
Gaia EDR3- 4362277714227206016[6]
Position
Right ascension:17h26m37s [6]
Declination:−05°05'12" [6]
Constellation:Ophiuchus
Magnitude:
Variable
4.54 (V) [3]
4.99 (BT) [2]
4.58 (VT) [2]
4.41 (G) [6]
4.62 (BP) [6]
4.08 (RP) [6]
Distance:32.3 parsec
105.2 lightyrs [6]
B-V Color (mag):0.39
Proper motion (speed):102.6 mas/yr[6]
Proper motion (pos ang):245.1°
Derived quantities
Absolute mag (V):2.00

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