τ-Aql (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Columbus , τ-Aql is visible all night. It will become visible at around 22:17 (EDT), 31° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:57, 57° above your southern horizon. It will be lost to dawn twilight at around 04:55, 38° above your south-western horizon.
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Name
τ-Aql
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Object type
Star
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Other names
Position
| Right ascension: | 20h04m08s [4] |
| Declination: | +07°16'40" [4] |
| Constellation: | Aquila |
| Magnitude: | 5.51 (V) [2] 6.86 (BT) [2] 5.62 (VT) [2] 5.22 (G) [4] 5.76 (BP) [4] 4.54 (RP) [4] |
| Distance: | 164.0 parsec 534.7 lightyrs [4] |
| B-V Color (mag): | 1.05 |
| Proper motion (speed): | 18.6 mas/yr[4] |
| Proper motion (pos ang): | 49.7° |
Derived quantities
| Absolute mag (V): | -0.56 |
Sources