σ-Aql (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , σ-Aql is visible in the dawn sky, rising at 23:37 (EDT) and reaching an altitude of 47° above the south-eastern horizon before fading from view as dawn breaks at around 04:28.
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Name
σ-Aql
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Object type
Star
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Other names
Position
| Right ascension: | 19h39m11s [4] |
| Declination: | +05°23'51" [4] |
| Constellation: | Aquila |
| Magnitude: Variable | 5.18 (V) [2] 5.18 (BT) [2] 5.18 (VT) [2] 5.15 (G) [4] 5.15 (BP) [4] 5.13 (RP) [4] |
| Distance: | 240.6 parsec 784.5 lightyrs [4] |
| B-V Color (mag): | -0.00 |
| Proper motion (speed): | 6.4 mas/yr[4] |
| Proper motion (pos ang): | 134.9° |
Derived quantities
| Absolute mag (V): | -1.73 |
Sources