The star HR 7639
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 Ashburn , HR 7639 is not readily observable since it lies so far south that it will never rise more than 10° above the horizon.
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|
Name
HR 7639
|
Object Type
Star
|
Position
| Constellation: | Sagittarius |
| Magnitude: | 6.31 (V) [1] 6.45 (BT) [1] 6.32 (VT) [1] 6.28 (G) [2] 6.36 (BP) [2] 6.22 (RP) [2] |
| B-V Color (mag): | 0.11 |
| Right ascension: | 20h01m26s [2] |
| Declination: | -40°48'52" [2] |
| Distance: | 89.4 parsec 291.5 lightyrs [2] |
| Proper motion (speed): | 46.9 mas/yr [2] |
| Proper motion (pos ang): | 146.5° |
Derived Quantities
| Absolute mag (V): | 1.55 |
Visibility from Ashburn
All times shown in Ashburn local time.