The star τ-Cas
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 Fairfield , τ-Cas is visible in the dawn sky, becoming accessible around 02:28 (EDT), when it reaches an altitude of 19° above your north-eastern horizon. It will then reach an altitude of 35° before fading from view as dawn breaks at 04:54.
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|
Name
τ-Cas
|
Object Type
Star
|
Other Names
Position
| Constellation: | Cassiopeia |
| Magnitude: Variable | 4.88 (V) [2] 6.31 (BT) [2] 5.00 (VT) [2] 4.52 (G) [4] 5.14 (BP) [4] 3.90 (RP) [4] |
| B-V Color (mag): | 1.11 |
| Right ascension: | 23h47m03s [4] |
| Declination: | +58°39'08" [4] |
| Distance: | 52.5 parsec 171.2 lightyrs [4] |
| Proper motion (speed): | 83.4 mas/yr [4] |
| Proper motion (pos ang): | 46.2° |
Derived Quantities
| Absolute mag (V): | 1.28 |
Visibility from Fairfield
All times shown in Fairfield local time.