4-Lac (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 , 4-Lac is visible in the dawn sky, becoming accessible around 22:11 (EDT), when it reaches an altitude of 18° above your north-eastern horizon. It will then reach an altitude of 67° before fading from view as dawn breaks at 03:36.
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|
Name
4-Lac
|
Object type
Star
|
Other names
Position
| Right ascension: | 22h24m30s [4] |
| Declination: | +49°28'34" [4] |
| Constellation: | Lacerta |
| Magnitude: | 4.59 (V) [2] 4.65 (BT) [2] 4.59 (VT) [2] 4.51 (G) [4] 4.57 (BP) [4] 4.36 (RP) [4] |
| Distance: | 790.1 parsec 2575.8 lightyrs [4] |
| B-V Color (mag): | 0.05 |
| Proper motion (speed): | 6.2 mas/yr[4] |
| Proper motion (pos ang): | 237.9° |
Derived quantities
| Absolute mag (V): | -4.95 |
Visibility from Cambridge
All times shown in Cambridge local time.