Sadr (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 South El Monte , Sadr will become visible at around 17:45 (PST), 82° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 01:48.
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|
Name
Sadr
|
Object type
Star
|
Other names
Position
| Right ascension: | 20h22m13s [4] |
| Declination: | +40°15'24" [4] |
| Constellation: | Cygnus |
| Magnitude: Variable | 2.20 (V) [2] 3.04 (BT) [2] 2.27 (VT) [2] 2.11 (G) [4] 3.17 (BP) [4] 2.17 (RP) [4] |
| Distance: | 561.8 parsec 1831.5 lightyrs [3] |
| B-V Color (mag): | 0.65 |
| Proper motion (speed): | 2.6 mas/yr[3] |
| Proper motion (pos ang): | 110.8° |
Derived quantities
| Absolute mag (V): | -6.54 |
Visibility from South El Monte
All times shown in South El Monte local time.