室女座SS

室女座SS
SS Virginis
	;
观测资料; 历元 J2000.0 (ICRS)
星座	室女座
星官
赤经	12h 25m 12s
赤纬	00° 46′ 00″
视星等（V）	9.5 to 7.4
特性
光谱分类	C6.3e
变星类型	米拉变星
天体测定
详细资料
其他命名
参考资料库

室女座SS是明显呈现红色的米拉变星，它的变光范围从9.5等至7.4等^[2]，周期为361天。它也被考虑是一颗半规则变星，因为在过去数十年内他的最大和最小亮度本身也是个变数^[3]。它因为富含碳，所以光谱类型是C6.3e，与双子座T相似。室女座SS，与含碳的米拉变星一样，有一条变化很大的H-α发射谱现，并与整体的光度变化同步，这条Hα谱线在变亮时显得更为明显^[2]。在近红外波段上的观测显示，它的半径是500倍太阳半径，表面温度介于2405-2485k^[4]。

参考资料[编辑]

Citations

^ ^1.0 ^1.1 Levy 2005，第66页.
^ ^2.0 ^2.1 Mikulášek, Z.; Gráf, T. Atlas of Hα emission lines and V light curves of 30 carbon Miras (PDF). Astronomical Institute of the Slovak Academy of Sciences. 2005, 35: 83–106 [14 July 2012].
^ SS Virginis. American Association of Variable Star Observers. [14 July 2012]. （原始内容存档于2014-01-03）.
^ Richichi, A.; Chandrasekhar, T. Near-infrared observations of the carbon stars TU Geminorum and SS Virginis at milliarcsecond resolution. Astronomy and Astrophysics. 1 June 2006, 451 (3): 1041–1044 [14 July 2012].

References

Levy, David H., Deep Sky Objects, Prometheus Books, 2005, ISBN 1-59102-361-0

[FOOTNOTELevy200566-1] 1.0 ^1.1 Levy 2005，第66页.

[carbon_miras-2] 2.0 ^2.1 Mikulášek, Z.; Gráf, T. Atlas of Hα emission lines and V light curves of 30 carbon Miras (PDF). Astronomical Institute of the Slovak Academy of Sciences. 2005, 35: 83–106 [14 July 2012].

[3] SS Virginis. American Association of Variable Star Observers. [14 July 2012]. （原始内容存档于2014-01-03）.

[4] Richichi, A.; Chandrasekhar, T. Near-infrared observations of the carbon stars TU Geminorum and SS Virginis at milliarcsecond resolution. Astronomy and Astrophysics. 1 June 2006, 451 (3): 1041–1044 [14 July 2012].

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