Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Ara |
Right ascension | 17h 01m 46.35181s[1] |
Declination | −51° 07′ 51.7016″[1] |
Apparent magnitude (V) | 6.45[2] (7.23 + 7.27)[3] |
Characteristics | |
Spectral type | A7V[4] |
B−V color index | +0.27[2] |
Astrometry | |
Radial velocity (Rv) | −27.90±1.78[5] km/s |
Proper motion (μ) | RA: −10.62[1] mas/yr Dec.: −45.64[1] mas/yr |
Parallax (π) | 9.57 ± 0.86 mas[1] |
Distance | 340 ± 30 ly (104 ± 9 pc) |
Orbit[3] | |
Period (P) | 62.29 yr |
Semi-major axis (a) | 0.2550″ |
Eccentricity (e) | 0.67 |
Details | |
Luminosity | 22.5[6] L☉ |
Temperature | 7,246[6] K |
Other designations | |
Database references | |
SIMBAD | data |
HD 153370 is binary star in the southern constellation of Ara.
van Leeuwen2007
was invoked but never defined (see the help page).aass34_1
was invoked but never defined (see the help page).aa546_A69_5
was invoked but never defined (see the help page).Evans1964
was invoked but never defined (see the help page).an328_9_889
was invoked but never defined (see the help page).Mcdonald2012
was invoked but never defined (see the help page).