ι-Her (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 , ι-Her is visible in both the dusk and dawn skies. In the evening, it will become visible at around 17:23 (EST), 36° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 7 hours and 1 minute after the Sun at 23:11 (EST). In the morning, it will rise at 01:14 – 5 hours and 44 minutes before the Sun – and reach an altitude of 24° above the north-eastern horizon before fading from view as dawn breaks at around 05:45.
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|
Name
ι-Her
|
Object type
Star
|
Other names
Position
| Right ascension: | 17h39m27s [4] |
| Declination: | +46°00'22" [4] |
| Constellation: | Hercules |
| Magnitude: Variable | 3.78 (V) [2] 3.58 (BT) [2] 3.76 (VT) [2] 3.79 (G) [4] 3.69 (BP) [4] 3.91 (RP) [4] |
| Distance: | 153.5 parsec 500.3 lightyrs [4] |
| B-V Color (mag): | -0.15 |
| Proper motion (speed): | 7.8 mas/yr[4] |
| Proper motion (pos ang): | 298.0° |
Derived quantities
| Absolute mag (V): | -2.15 |
Visibility from Cambridge
All times shown in Cambridge local time.