HD 128198

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HD 128198
Observation data
Epoch J2000      Equinox J2000
Constellation Boötes
Right ascension 14h 34m 38.5001s
Declination +36° 37′ 33.83″
Apparent magnitude (V) 6.016
Characteristics
Spectral type K5III
B−V color index 1.38
Variable type Variable star
NSV 6718
Astrometry
Radial velocity (Rv) -12 km/s
Proper motion (μ) RA: -24.54 mas/yr
Dec.: -46.6 mas/yr
Parallax (π) 5.74 ± 0.83 mas
Distance approx. 570 ly
(approx. 170 pc)
Absolute magnitude (MV) 7.442
Details
Mass 0.8 M
Radius 0.9 R
Luminosity 0.4 L
Temperature 3,500–5,000 K
Other designations
BD+37° 2551, HIP 71277, HR 5448, SAO 64227.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 128198 is a variable star in the constellation Boötes.

References[edit]