hearbeat star
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by revdan
Can you get into more depth on the heartbeat star?
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by ajamyajax
You can find more info by searching oldtalk, but these links should get you started:
http://astrobites.org/2014/08/27/whats-in-a-heartbeat/
http://oldtalk.planethunters.org/discussions/DPH100suo7
"Heartbeat Stars: Spectroscopic Orbital Solutions for Six Eccentric Binary Systems"
Rachel A. Smullen, Henry A. Kobulnicky
http://arxiv.org/abs/1506.06196
Posted