みなみのかんむり座R星とは - わかりやすく解説 Weblio辞書

みなみのかんむり座R星

出典: フリー百科事典『ウィキペディア（Wikipedia）』 (2023/10/08 20:31 UTC 版)

みなみのかんむり座R星（みなみのかんむりざアールせい、R Coronae Australis、R CrA）は、みなみのかんむり座にある変光星であり連星系である^[3]^[6]。小さい反射星雲 NGC 6729が、みなみのかんむり座R星の南東に伸びている^[9]。みなみのかんむり座R星は、みなみのかんむり座分子雲、その中に埋もれるコロネット星団（英語版）に属している^[10]^[11]。星周構造は複雑で、星周円盤に加えジェットも存在するとみられる^[12]。

脚注

注釈

^ 距離（光年）は、距離（パーセク）× 3.26 により計算。有効数字2桁

出典

^ “Caldwell 68”. Hubble's Caldwell Catalog. NASA (2020年9月10日). 2021年8月27日閲覧。
^ ^a ^b ^c Koen, C.; et al. (2010-04), “UBV(RI)_C JHK observations of Hipparcos-selected nearby stars”, Monthly Notices of the Royal Astronomical Society 403 (4): 1949-1968, Bibcode: 2010MNRAS.403.1949K, doi:10.1111/j.1365-2966.2009.16182.x
^ ^a ^b ^c Samus, N. N.; et al. (2009-01), “General Catalogue of Variable Stars”, VizieR On-line Data Catalog: B/gcvs, Bibcode: 2009yCat....102025S
^ ^a ^b ^c ^d ^e ^f “R CrA -- Herbig Ae/Be star”. SIMBAD. CDS. 2021年8月27日閲覧。
^ ^a ^b ^c ^d ^e Sissa, E.; et al. (2019-10), “The origin of R CrA variability. A complex triple system hosting a disk”, Astronomy & Astrophysics 630: A132, Bibcode: 2019A&A...630A.132S, doi:10.1051/0004-6361/201936101
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k Mesa, D.; et al. (2019-04), “Exploring the R CrA environment with SPHERE. Discovery of a new stellar companion”, Astronomy & Astrophysics 624: A4, Bibcode: 2019A&A...624A...4M, doi:10.1051/0004-6361/201834682
^ ^a ^b ^c Bibo, E. A.; Thé, P. S.; Dawanas, D. N. (1992-07), “The evolutionary stage of the Herbig Ae/Be stars in the R Coronae Australis star-forming region”, Astronomy & Astrophysics 260: 293-302, Bibcode: 1992A&A...260..293B
^ Sicilia-Aguilar, Aurora; et al. (2011-08), “Protostars and Stars in the Coronet Cluster: Age, Evolution, and Cluster Structure”, Astrophysical Journal 736 (2): 137, Bibcode: 2011ApJ...736..137S, doi:10.1088/0004-637X/736/2/137
^ ^a ^b ^c R. バーナム Jr. 著、斉田博訳『星百科大事典改訂版』地人書館、1988年2月10日、1272-1273頁。ISBN 4-8052-0266-1。
^ ^a ^b Knacke, R. F.; et al. (1973-02-01), “A young stellar group in the vicinity of R Coronae Austrinae”, Astrophysical Journal 179: 847-854, Bibcode: 1973ApJ...179..847K, doi:10.1086/151920
^ ^a ^b Taylor, K. N. R.; Storey, J. W. V. (1984-07), “The coronet, an obscured cluster adjacent to R Corona Austrina”, Monthly Notices of the Royal Astronomical Society 209: 5P-10P, Bibcode: 1984MNRAS.209P...5T, doi:10.1093/mnras/209.1.5P
^ ^a ^b Rigliaco, E.; et al. (2019-12), “Investigating the nature of the extended structure around the Herbig star RCrA using integral field and high-resolution spectroscopy”, Astronomy & Astrophysics 632: A18, Bibcode: 2019A&A...632A..18R, doi:10.1051/0004-6361/201936707
^ “R Coronae Australis: A Cosmic Watercolour”. ESO (2010年6月30日). 2021年8月27日閲覧。
^ Schmidt, Johann Friedrich Julius (1868-01), “Bemerkungen über Nebel und veränderliche Sterne. Von Herrn Director J. F. Julius Schmidt”, Astronomische Nachrichten 70 (16): 245-250, Bibcode: 1868AN.....70..245S, doi:10.1002/asna.18680701603
^ Knox Shaw, H. (1920), “The Variable Nebula (N.G.C. 6729) in Corona Australis and the Stars in Its Neighbourhood”, Helwan Institute of Astronomy and Geophysics Bulletins 20: 182-198, Bibcode: 1920HelOB..20..182K
^ ^a ^b Herbig, George H.; Kameswara Rao, N. (1972-06-01), “Second Catalog of Emission-Line Stars of the Orion Population”, Astrophysical Journal 174: 401-423, Bibcode: 1972ApJ...174..401H, doi:10.1086/151500
^ Herbig, George H. (1960-03), “The Spectra of Be- and Ae-Type Stars Associated with Nebulosity”, Astrophysical Journal Supplement Series 4: 337-368, Bibcode: 1960ApJS....4..337H, doi:10.1086/190050
^ Herbig, George H.; Bell, K. Robbin (1988-06), “Third Catalog of Emission-Line Stars of the Orion Population”, Lick Observatory Bulletin (Santa Cruz: Lick Observatory) (1111), Bibcode: 1988cels.book.....H
^ ^a ^b “Stars and Nebulae in the Southern Crown”. ESO (2000年10月6日). 2021年8月27日閲覧。
^ “Infrared Coronet Cluster”. Spitzer Space Telescope. JPL-Caltech (2007年9月13日). 2021年8月27日閲覧。
^ ^a ^b Cugno, G.; et al. (2019-04-03), “ISPY – NaCo Imaging Survey for Planets around Young stars”, Astronomy & Astrophysics 624: A29, Bibcode: 2019A&A...624A..29C, doi:10.1051/0004-6361/201935142
^ Hillenbrand, Lynne A.; et al. (1992-10-01), “Herbig Ae/Be Stars: Intermediate-Mass Stars Surrounded by Massive Circumstellar Accretion Disks”, Astrophysical Journal 397: 613-643, Bibcode: 1992ApJ...397..613H, doi:10.1086/171819
^ Chen, H.; et al. (1997-03), “Comparison of Star Formation in Five Nearby Molecular Clouds”, Astrophysical Journal 478 (1): 295-312, Bibcode: 1997ApJ...478..295C, doi:10.1086/303769
^ Gray, R. O.; et al. (2006-07), “Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 pc-The Southern Sample”, Astronomical Journal 132 (1): 161-170, Bibcode: 2006AJ....132..161G, doi:10.1086/504637
^ Bellingham, J. G.; Rossano, G. S. (1980-05), “Long-period variations in R CrA, S CrA, T CrA and R Mon”, Astronomical Journal 85 (5): 555-559, Bibcode: 1980AJ.....85..555B, doi:10.1086/112711
^ Shevchenko, V. S.; et al. (1993-04), “Periodic Phenomena in Ae/be Herbig Stars Lightcurves. I. Lightcurves Classification and Digital Analysis Methods”, Astrophysics & Space Science 202 (1): 121-136, Bibcode: 1993Ap&SS.202..121S, doi:10.1007/BF00626922
^ ^a ^b Percy, J. R.; et al. (2010-12), “Photometric Variability Properties of 21 T Tauri and Related Stars from AAVSO Visual Observations”, Journal of the American Association of Variable Star Observers 38 (2): 151-160, Bibcode: 2010JAVSO..38..151P
^ Takami, M.; Bailey, J.; Chrysostomou, A. (2003-01), “A spectro-astrometric study of southern pre-main sequence stars. Binaries, outflows, and disc structure down to AU scales”, Astronomy & Astrophysics 397: 675-691, Bibcode: 2003A&A...397..675T, doi:10.1051/0004-6361:20021544
^ Forbrich, J.; Preibisch, Th.; Menten, K. M. (2006-01), “Radio and X-ray variability of young stellar objects in the Coronet cluster”, Astronomy & Astrophysics 446 (1): 155-170, Bibcode: 2006A&A...446..155F, doi:10.1051/0004-6361:20052871
^ “Star Clusters Young and Old, Near and Far”. Photojournal. JPL-Caltech (2010年4月23日). 2021年8月27日閲覧。