词条 | N Centauri |
释义 |
| name = N Centauri }}{{Starbox observe | epoch = J2000.0 | constell = Centaurus | ra = {{RA|13|52|04.861}} | dec = {{DEC|−52|48|41.51}} | appmag_v = +5.26 }}{{Starbox character | class = B9V | b-v = −0.09 | u-b = −0.32 | variable = none }}{{Starbox astrometry | radial_v = +27 | prop_mo_ra = -40.86 ± 0.64 | prop_mo_dec = -27.25 ± 0.55 | parallax = 12.55 | p_error = 0.79 | parallax_footnote = | absmag_v = +0.03 }}{{Starbox catalog | names = HR 5207, HD 120642, CP−52°6787A, HIP 67703, SAO 241239, GC 18720, CCDM J13521-5249}}{{Starbox reference | Simbad = HD+120642 }}{{Starbox end}} N Centauri (N Cen) is a double star in the constellation Centaurus. It is approximately 260 light years from Earth. The more luminous star is a blue-white B-type main sequence dwarf with an apparent magnitude of +5.26. Its fainter companion is a yellow-white F-type dwarf with an apparent magnitude of +7.72. The two stars show common proper motion, indicating they may be gravitationally bound. They are separated by 18 arcseconds. ReferencesVizier catalog entry}}{{Stars of Centaurus}}{{Multi-star-stub}} 9 : Bayer objects|Double stars|B-type main-sequence stars|F-type main-sequence stars|Centaurus (constellation)|HR objects|Henry Draper Catalogue objects|Hipparcos objects|Durchmusterung objects |
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