φ-Boo (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 , φ-Boo is visible in both the dusk and dawn skies. In the evening, it will become visible at around 17:26 (EST), 23° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 4 hours and 24 minutes after the Sun at 20:39 (EST). In the morning, it will rise at 01:39 – 5 hours and 4 minutes before the Sun – and reach an altitude of 29° above the north-eastern horizon before fading from view as dawn breaks at around 05:31.
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|
Name
φ-Boo
|
Object type
Star
|
Other names
Position
| Right ascension: | 15h37m49s [4] |
| Declination: | +40°21'13" [4] |
| Constellation: | Bootes |
| Magnitude: | 5.26 (V) [2] 6.36 (BT) [2] 5.35 (VT) [2] 5.00 (G) [4] 5.47 (BP) [4] 4.37 (RP) [4] |
| Distance: | 53.8 parsec 175.5 lightyrs [4] |
| B-V Color (mag): | 0.86 |
| Proper motion (speed): | 85.7 mas/yr[4] |
| Proper motion (pos ang): | 45.8° |
Derived quantities
| Absolute mag (V): | 1.61 |
Visibility from Cambridge
All times shown in Cambridge local time.