The star σ-Oph

Color-magnitude diagram
Image of σ-Oph
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn , σ-Oph is visible all night. It will become visible at around 21:59 (EDT) as the dusk sky fades, 42° above your south-eastern horizon. It will be lost to dawn twilight at around 04:25, 25° above your western horizon.

Begin typing the name of a town near to you, and then select the town from the list of options which appear below.
Name σ-Oph
Object Type Star
Other Names
49-Oph
HR 6498
HD 157999
NSV 8664
HIP 85355
TYC 409-1922-1
Gaia DR2- 4389237503120493952
Position
Constellation:Ophiuchus
Magnitude:
Variable
4.33 (V)[1]
6.29 (BT)[1]
4.50 (VT)[1]
3.01 (RP)[2]
3.74 (G)[2]
4.66 (BP)[2]
B-V Color (mag):1.53
Right Ascension:17h26m30s [2]
Declination:+04°08'25" [2]
Distance:260.2 parsec
848.3 lightyrs [2]
Proper motion (speed):7.3 mas/yr [2]
Proper motion (pos ang):12.5°
Derived Quantities
Absolute Mag (V):-2.74

Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

Color scheme