28-Sgr (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Cambridge , 28-Sgr is not observable – it will reach its highest point in the sky during daytime and is no higher than 12° above the horizon at dusk.
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|
Name
28-Sgr
|
Object type
Star
|
Other names
Position
| Right ascension: | 18h46m20s [4] |
| Declination: | −22°23'31" [4] |
| Constellation: | Sagittarius |
| Magnitude: | 5.39 (V) [2] 7.48 (BT) [2] 5.56 (VT) [2] 4.71 (G) [4] 5.63 (BP) [4] 3.78 (RP) [4] |
| Distance: | 228.3 parsec 744.3 lightyrs [4] |
| B-V Color (mag): | 1.63 |
| Proper motion (speed): | 28.4 mas/yr[4] |
| Proper motion (pos ang): | 92.9° |
Derived quantities
| Absolute mag (V): | -1.41 |
Visibility from Cambridge
All times shown in Cambridge local time.