AR-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 , AR-Lac is visible in the evening sky, becoming accessible around 17:33 (EST), 80° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 18:19, 86° above your northern horizon. It will continue to be observable until around 01:08, when it sinks below 21° above your north-western horizon.
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|
Name
AR-Lac
|
Object type
Star
|
Other names
Position
| Right ascension: | 22h08m40s [4] |
| Declination: | +45°44'32" [4] |
| Constellation: | Lacerta |
| Magnitude: Variable | 6.15 (V) [2] 7.06 (BT) [2] 6.23 (VT) [2] 5.91 (G) [4] 6.30 (BP) [4] 5.33 (RP) [4] |
| Distance: | 42.5 parsec 138.6 lightyrs [4] |
| B-V Color (mag): | 0.71 |
| Proper motion (speed): | 70.3 mas/yr[4] |
| Proper motion (pos ang): | 311.9° |
Derived quantities
| Absolute mag (V): | 3.01 |
Visibility from Cambridge
All times shown in Cambridge local time.