HD 56456

Last updated
HD 56456
Puppis constellation map.svg
Red circle.svg
Location of HD 56456 (circled)
Observation data
Epoch J2000       Equinox J2000
Constellation Puppis
Right ascension 07h 14m 38.14062s [1]
Declination −48° 16 18.9420 [1]
Apparent magnitude  (V)4.76 [2]
Characteristics
Spectral type B8.5Vn [3]
U−B color index -0.29 [2]
B−V color index -0.10 [2]
Astrometry
Radial velocity (Rv)+39.00 [4]  km/s
Proper motion (μ)RA: -4.40 [1]   mas/yr
Dec.: +0.01 [1]   mas/yr
Parallax (π)8.66 ± 0.17 [1]   mas
Distance 377 ± 7  ly
(115 ± 2  pc)
Absolute magnitude  (MV)-0.56 [5]
Details
Mass 3.39 [6]   M
Luminosity 220 [6]   L
Temperature 10,860 [6]   K
Rotational velocity (v sin i)240 [6]  km/s
Other designations
CD-48°2807, CCDM  J07146-4816A, GC  9635, GSC  08123-02767, HIP  35020, HR  2762, HD  56456, SAO  218567, WDS  J07146-4816A
Database references
SIMBAD data

HD 56456 is a class B8.5V [3] (blue main-sequence) star in the constellation Puppis. Its apparent magnitude is 4.76 [2] and it is approximately 377 light years away based on parallax. [1]

It has one companion, B, at magnitude 13.5 and separation 18". [7]

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Epsilon Phoenicis

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HD 63922 Binary star system in the constellation Puppis

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HD 69142 Orange giant star in the constellation Puppis

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QW Puppis F3V star in the constellation Puppis

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HD 61330 Star in the constellation Puppis

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HD 65810 A2V main sequence star in the constellation Puppis

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HD 60863 Star in the constellation Puppis

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PU Puppis Star in the constellation Puppis

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HD 63744 Orange giant star in the constellation Puppis

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HD 70555 Star in the constellation Puppis

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52 Sagittarii Star in the constellation Sagittarius

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HD 165634 Star in the constellation Sagittarius

HD 165634 is a star in the southern constellation of Sagittarius. It has a yellow hue and is faintly visible to the naked eye with apparent visual magnitude of 4.56. The star is located at a distance of approximately 339 light years from the Sun based on parallax, but is drifting closer with a radial velocity of −5 km/s. It has an absolute magnitude of −0.53.

References

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  2. 1 2 3 4 Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237. Bibcode:2002yCat.2237....0D.
  3. 1 2 Garrison, R. F.; Gray, R. O. (1994). "The late B-type stars: Refined MK classification, confrontation with stromgren photometry, and the effects of rotation". The Astronomical Journal. 107: 1556. Bibcode:1994AJ....107.1556G. doi:10.1086/116967.
  4. Kharchenko, N.V.; Scholz, R.-D.; Piskunov, A.E.; Röser, S.; Schilbach, E. (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. arXiv: 0705.0878 . Bibcode:2007AN....328..889K. doi:10.1002/asna.200710776. S2CID   119323941.
  5. Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331. arXiv: 1108.4971 . Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015. S2CID   119257644. Vizier catalog entry
  6. 1 2 3 4 Zorec, J.; Royer, F. (2012). "Rotational velocities of A-type stars". Astronomy & Astrophysics. 537: A120. arXiv: 1201.2052 . Bibcode:2012A&A...537A.120Z. doi:10.1051/0004-6361/201117691. S2CID   55586789. Vizier catalog entry
  7. Mason, Brian D.; Wycoff, Gary L.; Hartkopf, William I.; Douglass, Geoffrey G.; Worley, Charles E. (2001). "The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog". The Astronomical Journal. 122 (6): 3466. Bibcode:2001AJ....122.3466M. doi: 10.1086/323920 . Vizier catalog entry