HD 115310
HD 115310
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| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
Constellation | Centaurus |
Right ascension | 13h 16m 53.13s[1] |
Declination | −31° 30′ 22.3″[1] |
Apparent magnitude (V) | +5.10 |
| Characteristics | |
Spectral type | K1III |
| U−B color index | +0.61 |
| B−V color index | +0.96 |
Variable type | none |
| Astrometry | |
| Radial velocity (Rv) | +13 km/s |
| Proper motion (μ) | RA: 33.64 ± 0.30[1] mas/yr Dec.: -48.65 ± 0.18[1] mas/yr |
| Parallax (π) | 12.66 ± 0.28[1] mas |
| Distance | 258 ± 6 ly (79 ± 2 pc) |
| Absolute magnitude (MV) | +0.70 |
| Other designations | |
HR 5006, HD 115310, CD−30°10457, FK5 1342, HIP 64803, SAO 204312, GC 17968 | |
| Database references | |
| SIMBAD | data |
HD 115310, also known by its Bayer designation r Centauri (r Cen), is a star in the constellation Centaurus.
r Centauri is an orange K-type giant with an apparent magnitude of +5.10. It is approximately 258 light years from Earth.
References[edit]
^ abcde 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..mw-parser-output cite.citation{font-style:inherit}.mw-parser-output q{quotes:"""""""'""'"}.mw-parser-output code.cs1-code{color:inherit;background:inherit;border:inherit;padding:inherit}.mw-parser-output .cs1-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Lock-green.svg/9px-Lock-green.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .cs1-lock-limited a,.mw-parser-output .cs1-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Lock-gray-alt-2.svg/9px-Lock-gray-alt-2.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .cs1-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/thumb/a/aa/Lock-red-alt-2.svg/9px-Lock-red-alt-2.svg.png")no-repeat;background-position:right .1em center}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration{color:#555}.mw-parser-output .cs1-subscription span,.mw-parser-output .cs1-registration span{border-bottom:1px dotted;cursor:help}.mw-parser-output .cs1-hidden-error{display:none;font-size:100%}.mw-parser-output .cs1-visible-error{font-size:100%}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration,.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left,.mw-parser-output .cs1-kern-wl-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right,.mw-parser-output .cs1-kern-wl-right{padding-right:0.2em}
Vizier catalog entry
 | This giant-star-related article is a stub. You can help Wikipedia by expanding it. |
Categories:
- Bayer objects
- Centaurus (constellation)
- Henry Draper Catalogue objects
- K-type giants
- HR objects
- Hipparcos objects
- Durchmusterung objects
- Giant-star stubs
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