Limits on Ionized Gas in M81's Globular Clusters
Limits on Ionized Gas in M81's Globular Clusters
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DOI:
10.3847/2515-5172/aaa59d
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发表时间:
2018-01
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通讯作者:
J. Wrobel;K. Johnson
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文献类型:
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作者:
J. Wrobel;K. Johnson
We use NSF's Karl G. Jansky Very Large Array to constrain the mass of ionized gas in 206 globular star clusters (GCs) in M81, a nearby spiral galaxy. We detect none of the GCs and impose a typical gas-mass upper limit of 550 solar masses (3-sigma). These findings bear on GC evolution in M81.