Skip to main content

N Centauri








N Centauri


From Wikipedia, the free encyclopedia

Jump to navigation
Jump to search







































































N Centauri

Observation data
Epoch J2000.0      Equinox J2000.0

Constellation

Centaurus

Right ascension
13h 52m 04.861s[1]

Declination
−52° 48′ 41.51″[1]

Apparent magnitude (V)
+5.26
Characteristics

Spectral type
B9V
U−B color index
−0.32
B−V color index
−0.09

Variable type
none
Astrometry
Radial velocity (Rv) +27 km/s
Proper motion (μ) RA: -40.86 ± 0.64[1] mas/yr
Dec.: -27.25 ± 0.55[1] mas/yr
Parallax (π) 12.55 ± 0.79[1] mas
Distance 260 ± 20 ly
(80 ± 5 pc)
Absolute magnitude (MV) +0.03
Other designations
HR 5207, HD 120642, CP−52°6787A, HIP 67703, SAO 241239, GC 18720, CCDM J13521-5249
Database references
SIMBAD data

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.



References[edit]





  1. ^ 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















Retrieved from "https://en.wikipedia.org/w/index.php?title=N_Centauri&oldid=761396950"





Navigation menu

























(window.RLQ=window.RLQ||).push(function(){mw.config.set({"wgPageParseReport":{"limitreport":{"cputime":"0.272","walltime":"0.338","ppvisitednodes":{"value":932,"limit":1000000},"ppgeneratednodes":{"value":0,"limit":1500000},"postexpandincludesize":{"value":56378,"limit":2097152},"templateargumentsize":{"value":1699,"limit":2097152},"expansiondepth":{"value":14,"limit":40},"expensivefunctioncount":{"value":3,"limit":500},"unstrip-depth":{"value":1,"limit":20},"unstrip-size":{"value":4337,"limit":5000000},"entityaccesscount":{"value":3,"limit":400},"timingprofile":["100.00% 246.328 1 -total"," 48.10% 118.482 1 Template:Reflist"," 41.07% 101.175 1 Template:Cite_journal"," 12.52% 30.834 5 Template:Navbox"," 10.25% 25.237 1 Template:For"," 10.06% 24.792 1 Template:Stars_of_Centaurus"," 9.55% 23.531 1 Template:Starbox_astrometry"," 6.98% 17.189 1 Template:Starbox_observe"," 6.55% 16.131 2 Template:ErrorBar2"," 5.33% 13.127 1 Template:Starbox_character"]},"scribunto":{"limitreport-timeusage":{"value":"0.107","limit":"10.000"},"limitreport-memusage":{"value":2798680,"limit":52428800}},"cachereport":{"origin":"mw1242","timestamp":"20181026234603","ttl":1900800,"transientcontent":false}}});mw.config.set({"wgBackendResponseTime":104,"wgHostname":"mw1252"});});

Popular posts from this blog

Full-time equivalent

Bicuculline

さくらももこ