τ-Gem (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 , τ-Gem is visible in the dawn sky, rising at 02:04 (EDT) – 3 hours and 45 minutes before the Sun – and reaching an altitude of 22° above the eastern horizon before fading from view as dawn breaks at around 04:35.
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|
Name
τ-Gem
|
Object type
Star
|
Other names
Position
| Right ascension: | 07h11m08s [4] |
| Declination: | +30°14'41" [4] |
| Constellation: | Gemini |
| Magnitude: Variable | 4.40 (V) [2] 6.05 (BT) [2] 4.53 (VT) [2] 4.02 (G) [4] 4.66 (BP) [4] 3.27 (RP) [4] |
| Distance: | 120.1 parsec 391.5 lightyrs [4] |
| B-V Color (mag): | 1.29 |
| Proper motion (speed): | 57.4 mas/yr[4] |
| Proper motion (pos ang): | 212.3° |
Derived quantities
| Absolute mag (V): | -1.00 |
Visibility from Cambridge
All times shown in Cambridge local time.