31-Her (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 , 31-Her is visible in the morning sky, becoming accessible around 22:33, when it reaches an altitude of 21° above your north-eastern horizon. It will then reach its highest point in the sky at 04:32, 81° above your southern horizon. It will be lost to dawn twilight around 05:14, 77° above your south-western horizon.
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|
Name
31-Her
|
Object type
Star
|
Other names
Position
| Right ascension: | 16h31m30s [3] |
| Declination: | +33°30'49" [3] |
| Constellation: | Hercules |
| Magnitude: | 7.11 (V) [1] 7.23 (BT) [1] 7.12 (VT) [1] 7.10 (G) [3] 7.13 (BP) [3] 7.00 (RP) [3] |
| Distance: | 140.2 parsec 457.2 lightyrs [3] |
| B-V Color (mag): | 0.09 |
| Proper motion (speed): | 28.2 mas/yr[3] |
| Proper motion (pos ang): | 245.0° |
Derived quantities
| Absolute mag (V): | 1.38 |
Visibility from Cambridge
All times shown in Cambridge local time.