τ⁷-Ser (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Columbus , τ⁷-Ser is visible all night. It will become visible at around 21:45 (EDT), 30° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 02:11, 68° above your southern horizon. It will be lost to dawn twilight at around 05:09, 46° above your western horizon.
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Name
τ⁷-Ser
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Object type
Star
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Other names
Position
| Right ascension: | 15h41m54s [4] |
| Declination: | +18°27'51" [4] |
| Constellation: | Serpens Caput |
| Magnitude: | 5.80 (V) [2] 6.04 (BT) [2] 5.82 (VT) [2] 5.77 (G) [4] 5.86 (BP) [4] 5.59 (RP) [4] |
| Distance: | 53.4 parsec 174.2 lightyrs [4] |
| B-V Color (mag): | 0.19 |
| Proper motion (speed): | 82.2 mas/yr[4] |
| Proper motion (pos ang): | 311.4° |
Derived quantities
| Absolute mag (V): | 2.16 |
Sources