O-Sgr (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Fairfield , O-Sgr is visible in the evening sky, becoming accessible around 21:43 (EDT), 18° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:15, 27° above your southern horizon. It will continue to be observable until around 02:51, when it sinks below 17° above your south-western horizon.
Name
O-Sgr
|
Object type
Star
|
Other names
Position
Right ascension: | 19h04m41s [4] |
Declination: | −21°44'30" [4] |
Constellation: | Sagittarius |
Magnitude: Variable | 3.75 (V) [2] 5.05 (BT) [2] 3.86 (VT) [2] 3.48 (G) [4] 4.04 (BP) [4] 2.82 (RP) [4] |
Distance: | 42.0 parsec 136.9 lightyrs [4] |
B-V Color (mag): | 1.01 |
Proper motion (speed): | 97.0 mas/yr[4] |
Proper motion (pos ang): | 127.0° |
Derived quantities
Absolute mag (V): | 0.64 |
Sources