22 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
Characteristics
Spectral type B3V
U−B color index -0.74
B−V color index -0.12
Astrometry
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
Distance392.5 ly
(120.3 pc)
Absolute magnitude (MV)-0.615
Details
Mass7.6 M
Luminosity166 L
Temperature19000 K
Age63 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.

References

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