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सिग्मा लीब्राए तारा
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सिग्मा लीब्राए Sigma Librae
Libra constellation map.svg center 260 right Red circle.svg 10 σ Lib 556 698 तुला तारामंडल में σ लीब्राए (चक्र में)
J2000.0
J2000.0 (ICRS)
तुला तारामंडल
15 04 04.21608
–25 16 55.0606
3.20 - 3.46
M2.5III
+1.70
+1.94
SRb
–4.2
–71.16
−43.34
11.31
0.25
–1.5
2.2
0.9 ± 0.3
108
1,820
3,596
0.00
20 Librae, CD–24 11834, :en:FK5 556, HD 133216, HIP 73714, HR 5603, SAO 183139., WDS 15041-2517
sig+Lib
सिग्मा लीब्राए (Sigma Librae) या σ लीब्राए (σ Librae) एक द्वितारा है जो हमारे सौर मंडल से लगभग 288 प्रकाशवर्ष दूर है और पृथ्वी की सतह से देखे जाने पर आकाश में तुला तारामंडल के क्षेत्र में स्थित है। इस द्वितारे का मुख्य तारा एक M2.5 III श्रेणी का लाल दानव तारा है।
इन्हें भी देखें
तुला तारामंडल
द्वितारा
सन्दर्भ
2013MNRAS.434..437C 1306.3288 Fundamental parameters of 16 late-type stars derived from their angular diameter measured with VLTI/AMBER Monthly Notices of the Royal Astronomical Society 434 437 Cruzalèbes P Jorissen A Rabbia Y Sacuto S Chiavassa A Pasquato E Plez B Eriksson K Spang A Chesneau O 2013 10.1093/mnras/stt1037
2008A&A...489.1271T 0807.4387 Cool luminous stars: The hybrid nature of their infrared spectra Astronomy and Astrophysics 489 3 1271 Tsuji T 2008 10.1051/0004-6361:200809869
2009yCat....102025S VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013) VizieR On-line Data Catalog: B/gcvs. Originally published in: 2009yCat....102025S 1 etal Samus N. N. Durlevich O. V. 2009
F. van Leeuwen November 2007 Validation of the new Hipparcos reduction Astronomy and Astrophysics 474 2 653–664 2007A&A...474..653V 10.1051/0004-6361:20078357 . 0708.1752
1 Sixth Catalogue of Fundamental Stars (FK6). Part I. Basic fundamental stars with direct solutions Veröff. Astron. Rechen-Inst. Heidelb 35 Wielen R. Schwan H. Dettbarn C. Lenhardt H. Jahreiß H. Jährling R. Astronomisches Rechen-Institut Heidelberg 35 1999 1999VeARI..35....1W .
Nicolet B. 1978 Photoelectric photometric Catalogue of homogeneous measurements in the UBV System Astronomy and Astrophysics Supplement Series 34 1–49 1978A&AS...34....1N .
Yeşilyaprak C. Aslan Z. Period-luminosity relation for M-type semiregular variables from Hipparcos parallaxes Monthly Notices of the Royal Astronomical Society 355 2 601–607 December 2004 10.1111/j.1365-2966.2004.08344.x 2004MNRAS.355..601Y .
sig Lib -- Semi-regular pulsating Star SIMBAD Centre de Données astronomiques de Strasbourg http://simbad.u-strasbg.fr/simbad/sim-id?Ident=Sigma+Librae 2012-01-14 .
1 Dehaes S. Bauwens E. Decin L. Eriksson K. Raskin G. Butler B. Dowell C. D. Ali B. Blommaert J. A. D. L. Structure of the outer layers of cool standard stars Astronomy & Astrophysics 533 A107 September 2011 10.1051/0004-6361/200912442 2011A&A...533A.107D 0905.1240
1989ApJS...71..245K The Perkins catalog of revised MK types for the cooler stars Astrophysical Journal Supplement Series 71 245 Keenan Philip C McNeil Raymond C 1989 10.1086/191373
http://ad.usno.navy.mil/wds/ Washington Double Star Catalog United States Naval Observatory 2 January 2018 dead https://web.archive.org/web/20110214155533/http://ad.usno.navy.mil/wds/ 14 February 2011
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