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阿普299

阿普 299
阿普 299与IC 694 (左)和NGC 3690 (右)
观测资料(J2000 历元
星座大熊座
赤经11h 28m 33.13s
赤纬+58° 33′ 58.0″
红移0.0010
距离1亿3千4百万光年
视星等 (V)11
特征
类型SBm pec. / IBm pec.
角直径 (V)2′.4 × 1′.9
其他碰撞星系
其他名称
IC 694, NGC 3690....
参见:星系星系列表

阿普 299 (也称为IC 694和NGC 3690) 是一对在大熊座内距离地球大约1亿3千4百万光年远的星系。

IC 694是主要的星系,而NGC 3690是附属的星系,它们都是有棒不规则星系

在阿普 299发生碰撞之后,迅速的在星系内引发了恒星诞生,并且已经发现了6颗超新星 (SN 1992bu、SN 1993G、SN 1998T、SN 1999D 4颗在NGC 3690内,SN 1990al和SN 2005U在IC 694内)。

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阿普299
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