22 Scorpii

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This article is about i Scorpii. It is not to be confused with ι Scorpii.
22 Scorpii
Observation data
Epoch J2000      Equinox J2000
Constellation Scorpius
Right ascension 16h 30m 12.48s
Declination −25° 06′ 54.6″
Apparent magnitude (V) 4.79
Spectral type B3V
U−B color index -0.74
B−V color index -0.12
Radial velocity (Rv) 3.6 km/s
Proper motion (μ) RA: -4.43 ± 0.22 mas/yr
Dec.: -26.25 ± 0.22 mas/yr
Parallax (π) 7.89 ± 0.24 mas
Distance 392.5 ly
(120.3 pc)
Absolute magnitude (MV) -0.615
Mass 7.6 M
Luminosity 166 L
Temperature 19000 K
Age 63 Myr
Other designations
i Scorpii, HIP80815

22 Scorpii (i Scorpii) is a B-type main sequence star in the constellation Scorpius. This star has an apparent magnitude of 4.79. It lies at about 392 light years from the Solar System.