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NGC 3195

NGC 3195
哈伯太空望远镜拍摄的NGC 3195。
创建者:HST/NASA/ESA.
观测数据
历元 J2000
赤经10h 09m 20.9s[1]
赤纬-80° 51′ 30.7″[1]
距离地球5,500光年
视星等 (V)11.6
视直径 (V)40×35
所属星座蝘蜓座
物理属性
其他名称He2-44/ Hen 2-44 / Sa2-57 /
PK 296-20.1 / PN G296.6-20.0
ESO 19-2[1]
参看:行星状星云星云列表

NGC 3195 是位于蝘蜓座的一个行星状星云,它是天空中所有明亮的行星状星云中最偏南边,而在北半球的所有观测者都不能完整的看见它。约翰·赫歇尔在1835年最早发现它,它的外观略呈椭圆,大小为40×35角秒,使用口径10.5公分的望远镜,在低倍率下就能看见这个行星状星云。

光谱显示NGC 3195正以17公里/秒的速度朝向地球接近,而这个星云膨胀的速率约是40公里/秒。星云中心恒星的星等 >15.3V或16.1B,肉眼观察当然看不见。目前估计的距离是1,700秒差距

相关条目

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参考资料

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  1. ^ 1.0 1.1 1.2 SIMBAD Astronomical Database. Results for NGC 3195. [2007-04-17]. (原始内容存档于2019-05-01). 

外部链接

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NGC 3195
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