V636 Scorpii

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V636 Sco
Observation data
Epoch J2000      Equinox J2000
Constellation Scorpius
Right ascension 17h 22m 46.4783s
Declination −45° 36′ 51.387″
Apparent magnitude (V) 6.74
Characteristics
Spectral type F7/F8Ib/II
Variable type delta Cep type
Astrometry
Radial velocity (Rv) 0.8 km/s
Proper motion (μ) RA: -2.81 mas/yr
Dec.: -2.36 mas/yr
Parallax (π) -0.45 ± 0.89 mas
Distance approx. −10,000 ly
(approx. −2,000 pc)
Other designations
V636 Sco, HIP 85035, CD-45° 11441, HD 156979, SAO 227880.
Database references
SIMBAD data

V636 Scorpii is a classical Cepheid (delta Cep type) star.