η-CrB (Star)

R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.

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From Fairfield , η-CrB is visible all night. It will become visible at around 21:06 (EDT), 37° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:29, 79° above your southern horizon. It will be lost to dawn twilight at around 04:31, 51° above your western horizon.

Name η-CrB
Object type Star
Other names
η-CrB
Eta Coronae Borealis
2-CrB
2 Coronae Borealis
HR 5727[1]
HD 137107
NSV 7054
HIP 75312[5]
TYC 2563-1366-1[4]
Position
Right ascension:15h23m12s [3]
Declination:+30°17'17" [3]
Constellation:Corona Borealis
Magnitude:
Variable
5.02 (V) [3]
5.71 (BT) [2]
5.08 (VT) [2]
Distance:17.9 parsec
58.2 lightyrs [5]
B-V Color (mag):0.57
Proper motion (speed):207.4 mas/yr[5]
Proper motion (pos ang):145.7°
Derived quantities
Absolute mag (V):3.76

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