Grumium (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 , Grumium is visible all night because it is circumpolar. It will be highest in the sky shortly before dawn, when it will be lost to twilight at around 05:18, 73° above your northern horizon. At dusk, it will become visible at around 20:16 (EDT), 13° above your northern horizon.
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|
Name
Grumium
|
Object type
Star
|
Other names
Position
| Right ascension: | 17h53m31s [4] |
| Declination: | +56°52'22" [4] |
| Constellation: | Draco |
| Magnitude: | 3.73 (V) [2] 5.25 (BT) [2] 3.85 (VT) [2] 3.38 (G) [4] 4.09 (BP) [4] 2.70 (RP) [4] |
| Distance: | 34.4 parsec 112.2 lightyrs [4] |
| B-V Color (mag): | 1.19 |
| Proper motion (speed): | 122.5 mas/yr[4] |
| Proper motion (pos ang): | 49.9° |
Derived quantities
| Absolute mag (V): | 1.04 |
Visibility from Cambridge
All times shown in Cambridge local time.