Theta Leporis
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Lepus |
| Right ascension | 06h 06m 09.32339s [1] |
| Declination | −14° 56′ 06.9188″ [1] |
| Apparent magnitude (V) | 4.67 [2] |
| Characteristics | |
| Spectral type | A0V [3] |
| B−V color index | +0.05 [2] |
| Astrometry | |
| Radial velocity (Rv) | +32.00[4] km/s |
| Proper motion (μ) | RA: -17.61[1] mas/yr Dec.: +12.79[1] mas/yr |
| Parallax (π) | 18.88 ± 0.54 mas[1] |
| Distance | 173 ± 5 ly (53 ± 2 pc) |
| Absolute magnitude (MV) | 1.05 [5] |
| Other designations | |
| Database references | |
| SIMBAD | data |
Theta Leporis (θ Lep) is a class A0V[3] (white main-sequence) star in the constellation Lepus. Its apparent magnitude is 4.67[2] and it is approximately 173 light years away based on parallax.[1]
References
- ^ a b c d e f van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
- ^ a b c d "Theta Leporis". SIMBAD Astronomical Database. Retrieved 2015-10-03.
- ^ a b Houk, N. (1988), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 4, Ann Arbor: Dept. of Astronomy, University of Michigan, Bibcode:1988MSS...C04....0H
- ^ Gontcharov, G. A. (November 2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759–771. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
- ^ Absolute magnitude calculated as , where is the star's absolute magnitude, is the star's apparent magnitude, and is the star's measured parallax in arcseconds.
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