5 Aquarii

5 Aquarii
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 20h 52m 08.694s[1]
Declination −05° 30 25.41[1]
Apparent magnitude (V) 5.546
Characteristics
Spectral type B9III
U−B color index -0.27
B−V color index -0.08
Variable type Variable star
Astrometry
Radial velocity (Rv)-2.1 km/s
Proper motion (μ) RA: 0.70 ± 0.38[1] mas/yr
Dec.: -5.52 ± 0.23[1] mas/yr
Parallax (π)5.02 ± 0.31[1] mas
Distance650 ± 40 ly
(200 ± 10 pc)
Absolute magnitude (MV)5.465
Details
Mass18 M
Radius7 R
Luminosity20,000 L
Temperature10,000–30,000 K
Rotation7.09753 d
Other designations
GSC 05186-02126, NSV 13360, TYC 5186-2126-1, HD 198667, BD-06° 5606, PPM 204547, CSV 102037, HIP 103005, SAO 144889, HR 7985, 2MASS J20520870-0530252
Database references
SIMBADdata
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

5 Aquarii (abbreviated 5 Aqr) is a star in the constellation Aquarius. 5 Aquarii is the Flamsteed designation. Its apparent magnitude is 5.55. It is roughly 650 light years from Earth

References

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