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HD 157753: Wikis

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HD 157753

HD 157753
Observation data
Epoch J2000      Equinox J2000
Constellation Ara
Right ascension 17h 27m 57.6009s
Declination -52° 17′ 49.804″
Apparent magnitude (V) 5.738
Characteristics
Spectral type K2III
B-V color index 1.17
Astrometry
Proper motion (μ) RA: -15.57 mas/yr
Dec.: -57.04 mas/yr
Parallax (π) 10.44 ± 0.93 mas
Distance 310 ± 30 ly
(96 ± 9 pc)
Absolute magnitude (MV) 6.912
Details
Mass 0,8 M
Radius 0,9 R
Luminosity 0,4 L
Temperature 3,500–5,000 K
Orbit
Companion CCDM 17280-5218 B
Semimajor axis (a) 17"
Inclination (i) 355°
Orbit
Companion CCDM 17280-5218 C
Semimajor axis (a) 25.0"
Inclination (i) 330°
Other designations
FK5 3386, HIP 85470, SACS 380, CCDM J17280-5218, GC 23616, HR 6483, SAO 244763, CPC 19° 6854, IDS 17200-5212, CPD-52° 10662, GSC 08354-00415, N30 3887, TYC 8354-415-1, CSI-52 10662 41, HIC 85470, PPM 346027.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)
Database references
SIMBAD data

HD 157753 or IDS 17200-5212 A is star in double system.

References

Components

NAME Right ascension Declination Apparent magnitude (V) Spectral type Database references
IDS 17200-5212 B (CPD-52 10662B) 17h 27m 57.4s -52° 17' 28 13.0 Simbad
IDS 17200-5212 C (CPD-52 10662C) 17h 27m 56.1s -52° 17' 23 14.0 Simbad

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