Alpha Coronae Australis

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Star
α Coronae Australis
AladinLite
Observation
dates equinoxJ2000.0 , epoch : J2000.0
Constellation Southern crown
Right ascension 19 h 09 m 28.3 s
declination -37 ° 54 ′ 16 ″
Apparent brightness 4.1 mag
Typing
Spectral class A2
Astrometry
parallax (26.02 ± 0.25)  mas
distance (125 ± 1)  ly
(38.4 ± 0.4)  pc
Physical Properties
Other names
and catalog entries
Bayer name α Coronae Australis
Cordoba Survey CD −38 ° 13350
Bright Star Catalog HR 7254 [1]
Henry Draper Catalog HD 178253 [2]
Hipparcos catalog HIP 94114 [3]
SAO catalog SAO 210990 [4]
Tycho catalog TYC 7917-2653-1 [5]
Other names FK5  718

α Coronae Australis ( Alpha Coronae Australis , α CrA for short ) is a main sequence star in the constellation Corona Australis . It belongs to the spectral class A2, has an apparent magnitude of 4.1 mag and is about 125 light years away from Earth.

The star bears the historical proper name Alfecca Meridiana .