σ-Ari (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 , σ-Ari is visible in the dawn sky, rising at 01:20 (EDT) – 3 hours and 54 minutes before the Sun – and reaching an altitude of 26° above the eastern horizon before fading from view as dawn breaks at around 03:48.
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|
Name
σ-Ari
|
Object type
Star
|
Other names
Position
| Right ascension: | 02h51m29s [4] |
| Declination: | +15°04'55" [4] |
| Constellation: | Aries |
| Magnitude: | 5.51 (V) [2] 5.39 (BT) [2] 5.50 (VT) [2] 5.50 (G) [4] 5.44 (BP) [4] 5.58 (RP) [4] |
| Distance: | 141.8 parsec 462.3 lightyrs [4] |
| B-V Color (mag): | -0.09 |
| Proper motion (speed): | 38.5 mas/yr[4] |
| Proper motion (pos ang): | 129.8° |
Derived quantities
| Absolute mag (V): | -0.25 |
Visibility from Cambridge
All times shown in Cambridge local time.