θ-Cas (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 , θ-Cas is visible in both the dusk and dawn skies. In the evening, it will become visible at around 20:16 (EDT), 26° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 21:32 when it dips 18° above your north-western horizon. At 05:04, it will return to an altitude of 18° above your north-eastern horizon, and reach an altitude of 19° before fading from view as dawn breaks at around 05:18.
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|
Name
θ-Cas
|
Object type
Star
|
Other names
Position
| Right ascension: | 01h11m06s [6] |
| Declination: | +55°08'59" [6] |
| Constellation: | Cassiopeia |
| Magnitude: Variable | 4.34 (V) [3] 4.55 (BT) [2] 4.36 (VT) [2] 4.29 (G) [6] 4.38 (BP) [6] 4.14 (RP) [6] |
| Distance: | 41.9 parsec 136.5 lightyrs [6] |
| B-V Color (mag): | 0.18 |
| Proper motion (speed): | 226.9 mas/yr[6] |
| Proper motion (pos ang): | 94.9° |
Derived quantities
| Absolute mag (V): | 1.23 |
Visibility from Cambridge
All times shown in Cambridge local time.