NGC 3294
NGC 3294是一個位於小獅座的螺旋星系,1787年5月17日由威廉·赫歇爾發現[5][9]。星系距離地球9800萬光年,徑向速度為 1,586 km/s[4][3]。NGC 3294屬於SA(rs)bc類星系[7]。
NGC 3294 | |
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觀測資料(J2000 曆元) | |
星座 | 小獅座 |
赤經 | 10h 36m 16.255s[1] |
赤緯 | +37° 19′ 29.02″[1] |
紅移 | ±0.00001 0.00523[2] |
徑向速度 | 1,586 km/s[3] |
距離 | 98.0 Mly(30.1 Mpc)[4] |
視星等 (V) | 11.2[5] |
視星等 (B) | 11.5[6] |
特徵 | |
類型 | SA(rs)bc[7] |
角直徑 (V) | ′ 2.223 × 0.978′[8] |
其他名稱 | |
NGC 3294、MCG+06-23-021[6] | |
1990年4月9日,人們在此星系活動星系核以西″處,以北 12處發現 1″II型超新星SN 1990H[10],光變曲線類似於SN 1987A[11]。1992年2月14日,人們在星系核以東處,以南 27″處發現 10.5″Ia超新星SN 1992G[12][13]。
參考
編輯- ^ 1.0 1.1 Brown, A. G. A.; Vallenari, A.; Prusti, T.; de Bruijne, J. H. J.; et al. Gaia Data Release 2. Summary of the contents and survey properties. Astronomy & Astrophysics. 2018. Bibcode:2018A&A...616A...1G. arXiv:1804.09365 . doi:10.1051/0004-6361/201833051. VizieR中此天體在蓋亞望遠鏡第二批數據發佈的記錄
- ^ Adelman-McCarthy, J. K.; et al. The SDSS Photometric Catalog, Release 8. VizieR On-line Data Catalog: II/306. 2011. Bibcode:2011yCat.2306....0A.
- ^ 3.0 3.1 van Driel, W.; et al. NIBLES: an H I census of stellar mass selected SDSS galaxies. I. The Nançay H I survey. Astronomy & Astrophysics. November 2016, 595: 43. Bibcode:2016A&A...595A.118V. arXiv:1607.02787 . doi:10.1051/0004-6361/201528048. A118.
- ^ 4.0 4.1 Lianou, S.; et al. Dust properties and star formation of approximately a thousand local galaxies. Astronomy & Astrophysics. November 2019, 631: 19. Bibcode:2019A&A...631A..38L. arXiv:1906.02712 . doi:10.1051/0004-6361/201834553. A38.
- ^ 5.0 5.1 O'Meara, Steve. Herschel 400 Observing Guide. Cambridge University Press. 2007: 117. ISBN 9780521858939.
- ^ 6.0 6.1 NGC 3294. SIMBAD. 斯特拉斯堡天文資料中心.
- ^ 7.0 7.1 Herrera-Endoqui, M.; et al. Catalogue of the morphological features in the Spitzer Survey of Stellar Structure in Galaxies (S4G). Astronomy & Astrophysics. October 2015, 582: 16. Bibcode:2015A&A...582A..86H. arXiv:1509.05328 . doi:10.1051/0004-6361/201526047. A86.
- ^ Skrutskie, Michael F.; et al. The Two Micron All Sky Survey (2MASS). The Astronomical Journal. February 1, 2006, 131: 1163–1183. Bibcode:2006AJ....131.1163S. ISSN 0004-6256. doi:10.1086/498708.
- ^ Seligman, Courtney. New General Catalog Objects: NGC 3250 - 3299. Celestial Atlas. [19 June 2019]. (原始內容存檔於2022-10-09).
- ^ Perlmutter, S.; et al. Green, D. W. E. , 編. Supernova 1990H in NGC 3294. IAU Circular. April 1990, 4992 (1). Bibcode:1990IAUC.4992....1P.
- ^ Filippenko, A. V.; Dickinson, M. Green, D. W. E. , 編. Supernova 1990H in NGC 3294. IAU Circular. April 1990, 5003 (2). Bibcode:1990IAUC.5003....2F.
- ^ Kosai, H.; et al. Green, D. W. E. , 編. Supernova 1992G in NGC 3294. IAU Circular. February 1992, 5452 (1). Bibcode:1992IAUC.5452....1K.
- ^ Tsvetkov, D. Yu. Observations of supernovae 1992G, 1992H, and 1993G. Astronomy Letters. May 1994, 20 (3): 374–376. Bibcode:1994AstL...20..374T.