HD 102776
HD 102776
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| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
Constellation | Centaurus |
Right ascension | 11h 49m 41.06s[1] |
Declination | −63° 47′ 18.5″[1] |
Apparent magnitude (V) | +4.30 |
| Characteristics | |
Spectral type | B3Vne |
| U−B color index | −0.59 |
| B−V color index | −0.15 |
Variable type | γ Cas[citation needed] |
| Astrometry | |
| Radial velocity (Rv) | +29 km/s |
| Proper motion (μ) | RA: -20.76 ± 0.56[1] mas/yr Dec.: 4.30 ± 0.48[1] mas/yr |
| Parallax (π) | 5.48 ± 0.59[1] mas |
| Distance | approx. 600 ly (approx. 180 pc) |
| Absolute magnitude (MV) | −1.43[citation needed] |
| Other designations | |
HR 4537, HD 102776, CP−63°1988, FK5 2944, HIP 57669, SAO 251602, GC 16201 | |
| Database references | |
| SIMBAD | data |
HD 102776, also known by its Bayer designation j Centauri (j Cen), is a star in the constellation Centaurus.
j Centauri is a blue-white B-type main sequence dwarf with a mean apparent magnitude of +4.30. It is approximately 600 light years from Earth. It is classified as a Gamma Cassiopeiae type variable star and its brightness varies from magnitude +4.30 to +4.39.[citation needed]
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 variable star–related article is a stub. You can help Wikipedia by expanding it. |
Categories:
- Bayer objects
- B-type main-sequence stars
- Centaurus (constellation)
- Be stars
- Henry Draper Catalogue objects
- Suspected variables
- Hipparcos objects
- HR objects
- Durchmusterung objects
- Variable star stubs
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