Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Boötes |
Right ascension | 14h 34m 11.70723s [1] |
Declination | +32° 32′ 04.1218″ [1] |
Apparent magnitude (V) | 6.33 [2] |
Characteristics | |
Spectral type | F5V [3] |
U−B color index | −0.01 [4] |
B−V color index | +0.40 [4] |
Astrometry | |
Radial velocity (Rv) | −8.1 [5] km/s |
Proper motion (μ) |
RA: +106.12
[1]
mas/
yr Dec.: +6.34 [1] mas/ yr |
Parallax (π) | 24.65 ± 0.37 mas [1] |
Distance | 132 ± 2
ly (40.6 ± 0.6 pc) |
Absolute magnitude (MV) | 3.29 [2] |
Details | |
Luminosity | 3.9 [6] L☉ |
Surface gravity (log g) | 4.13 [7] cgs |
Temperature | 6,463 [7] K |
Metallicity [Fe/H] | −0.27±0.03 [7] dex |
Rotational velocity (v sin i) | 15 [7] km/s |
Age | 3.1 [2] Gyr |
Other designations | |
Database references | |
SIMBAD | data |
HD 128093 is a double star in the constellation Boötes. The brighter component is an F-type main-sequence star with a stellar classification of F5V [3] and an apparent magnitude of 6.33. [2] It has a magnitude 11.33 companion at an angular separation of 28.1 along a position angle of 318°. [8]
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Boötes |
Right ascension | 14h 34m 11.70723s [1] |
Declination | +32° 32′ 04.1218″ [1] |
Apparent magnitude (V) | 6.33 [2] |
Characteristics | |
Spectral type | F5V [3] |
U−B color index | −0.01 [4] |
B−V color index | +0.40 [4] |
Astrometry | |
Radial velocity (Rv) | −8.1 [5] km/s |
Proper motion (μ) |
RA: +106.12
[1]
mas/
yr Dec.: +6.34 [1] mas/ yr |
Parallax (π) | 24.65 ± 0.37 mas [1] |
Distance | 132 ± 2
ly (40.6 ± 0.6 pc) |
Absolute magnitude (MV) | 3.29 [2] |
Details | |
Luminosity | 3.9 [6] L☉ |
Surface gravity (log g) | 4.13 [7] cgs |
Temperature | 6,463 [7] K |
Metallicity [Fe/H] | −0.27±0.03 [7] dex |
Rotational velocity (v sin i) | 15 [7] km/s |
Age | 3.1 [2] Gyr |
Other designations | |
Database references | |
SIMBAD | data |
HD 128093 is a double star in the constellation Boötes. The brighter component is an F-type main-sequence star with a stellar classification of F5V [3] and an apparent magnitude of 6.33. [2] It has a magnitude 11.33 companion at an angular separation of 28.1 along a position angle of 318°. [8]