The star η-Sgr
Color-magnitude diagram
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Seattle , η-Sgr is not readily observable since it lies so far south that it will never rise more than 5° above the horizon.
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|
Name
η-Sgr
|
Object Type
Star
|
Position
| Constellation: | Sagittarius |
| Magnitude: Variable | 3.13 (V) [1] 5.15 (BT) [1] 3.30 (VT) [1] 1.92 (G) [2] 3.76 (BP) [2] 1.86 (RP) [2] |
| B-V Color (mag): | 1.58 |
| Right ascension: | 18h17m37s [2] |
| Declination: | -36°45'44" [2] |
| Distance: | 50.9 parsec 165.9 lightyrs [2] |
| Proper motion (speed): | 211.2 mas/yr [2] |
| Proper motion (pos ang): | 218.7° |
Derived Quantities
| Absolute mag (V): | -0.40 |