Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Boötes |
Right ascension | 14h 34m 38.5001s [1] |
Declination | +36° 37′ 33.83″ [1] |
Apparent magnitude (V) | 6.1657 [2] |
Characteristics | |
Spectral type | K4III [3] |
U−B color index | +1.59 [4] |
B−V color index | +1.38 [4] |
Astrometry | |
Radial velocity (Rv) | −9.88±0.20 [2] km/s |
Proper motion (μ) |
RA: −24.61
[1]
mas/
yr Dec.: −46.29 [1] mas/ yr |
Parallax (π) | 6.43 ± 0.42 mas [1] |
Distance | 510 ± 30
ly (160 ± 10 pc) |
Details | |
Luminosity | 161 [5] L☉ |
Temperature | 4,300 [5] K |
Metallicity [Fe/H] | −0.11±0.09 [6] dex |
Other designations | |
Database references | |
SIMBAD | data |
HD 128198 is a giant star in the northern constellation of Boötes.
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Boötes |
Right ascension | 14h 34m 38.5001s [1] |
Declination | +36° 37′ 33.83″ [1] |
Apparent magnitude (V) | 6.1657 [2] |
Characteristics | |
Spectral type | K4III [3] |
U−B color index | +1.59 [4] |
B−V color index | +1.38 [4] |
Astrometry | |
Radial velocity (Rv) | −9.88±0.20 [2] km/s |
Proper motion (μ) |
RA: −24.61
[1]
mas/
yr Dec.: −46.29 [1] mas/ yr |
Parallax (π) | 6.43 ± 0.42 mas [1] |
Distance | 510 ± 30
ly (160 ± 10 pc) |
Details | |
Luminosity | 161 [5] L☉ |
Temperature | 4,300 [5] K |
Metallicity [Fe/H] | −0.11±0.09 [6] dex |
Other designations | |
Database references | |
SIMBAD | data |
HD 128198 is a giant star in the northern constellation of Boötes.