O-Cas (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Fairfield , O-Cas is visible in the evening sky, becoming accessible around 17:37 (EST), 59° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:23, 82° above your northern horizon. It will continue to be observable until around 03:41, when it sinks below 18° above your north-western horizon.
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Name
O-Cas
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Object type
Star
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Other names
Position
| Right ascension: | 00h44m43s [6] |
| Declination: | +48°17'03" [6] |
| Constellation: | Cassiopeia |
| Magnitude: Variable | 4.48 (V) [3] 4.42 (BT) [2] 4.47 (VT) [2] 4.35 (G) [6] 4.36 (BP) [6] 4.30 (RP) [6] |
| Distance: | 215.5 parsec 702.6 lightyrs [5] |
| B-V Color (mag): | -0.05 |
| Proper motion (speed): | 19.6 mas/yr[5] |
| Proper motion (pos ang): | 117.2° |
Derived quantities
| Absolute mag (V): | -2.19 |
Sources