Astronomy:HD 153370

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Star in the constellation Ara
HD 153370
Observation data
Equinox J2000.0]] (ICRS)
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[1] mas
Distance340 ± 30 ly
(104 ± 9 pc)
Orbit[3]
Period (P)62.29 yr
Semi-major axis (a)0.2550″
Eccentricity (e)0.67
Details
Luminosity22.5[6] L
Temperature7,246[6] K
Other designations
CD-50° 10955, HD 153370, HIP 83321, HR 6312, SAO 244370.
Database references
SIMBADdata

HD 153370 is binary star in the southern constellation of Ara.

References

  1. 1.0 1.1 1.2 1.3 1.4 van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics 474 (2): 653–664, doi:10.1051/0004-6361:20078357, Bibcode2007A&A...474..653V 
  2. 2.0 2.1 Nicolet, B. (1978), "Photoelectric photometric Catalogue of homogeneous measurements in the UBV System", Astronomy and Astrophysics Supplement Series 34: 1–49, Bibcode1978A&AS...34....1N 
  3. 3.0 3.1 Malkov, O. Yu. et al. (2012), "Dynamical Masses of a Selected Sample of Orbital Binaries", Astronomy & Astrophysics 546: 5, doi:10.1051/0004-6361/201219774, A69, Bibcode2012A&A...546A..69M 
  4. Evans, D. S. et al. (1964), "Fundamental data for southern stars (fifth list)", Royal Observatory Bulletins. Series E 85 (85): 207–224, Bibcode1964RGOB...85..207E 
  5. Kharchenko, N. V. et al. (2007), "Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ˜55000 stars and mean radial velocities of 516 Galactic open clusters and associations", Astronomische Nachrichten 328 (9): 889–896, doi:10.1002/asna.200710776, Bibcode2007AN....328..889K 
  6. 6.0 6.1 McDonald, I. et al. (2012), "Fundamental Parameters and Infrared Excesses of Hipparcos Stars", Monthly Notices of the Royal Astronomical Society 427 (1): 343–57, doi:10.1111/j.1365-2966.2012.21873.x, Bibcode2012MNRAS.427..343M 

External links