A dataset provided by the European Space Agency

Proposal ID 072897
Title Do exoplanets spin up their host stars
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https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0728970101
https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0728970201

DOI https://doi.org/10.5270/esa-ycrpkkl
Principal Investigator, PI Dr Katja Poppenhaeger
Abstract We have collected initial evidence that tidal interaction between a late-typestar and its close-in, massive planet can lead to a spin-up of the host star. Wepropose to explore this further by studying a small sample of proper motionpairs in which one of the stars is orbited by a Hot Jupiter. We will determineif the activity-estimated age appears to be strongly different for the twostars, which would indicate a tidal spin up of the Hot Jupiter host star. Wepropose to observe 4 such systems with Chandra/ACIS-S, and to perform a similarobservation of one additional system with large angular separation usingXMM-Newton/EPIC. Thetotal proposed exposure times are 141 ks (Chandra) and 38 ks (XMM).
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2013-10-11T00:26:10Z/2013-10-17T07:47:36Z
Version 17.56_20190403_1200
Mission Description The European Space Agencys (ESA) X-ray Multi-Mirror Mission (XMM-Newton) was launched by an Ariane 504 on December 10th 1999. XMM-Newton is ESAs second cornerstone of the Horizon 2000 Science Programme. It carries 3 high throughput X-ray telescopes with an unprecedented effective area, and an optical monitor, the first flown on a X-ray observatory. The large collecting area and ability to make long uninterrupted exposures provide highly sensitive observations. Since Earths atmosphere blocks out all X-rays, only a telescope in space can detect and study celestial X-ray sources. The XMM-Newton mission is helping scientists to solve a number of cosmic mysteries, ranging from the enigmatic black holes to the origins of the Universe itself. Observing time on XMM-Newton is being made available to the scientific community, applying for observational periods on a competitive basis.
Creator Contact https://www.cosmos.esa.int/web/xmm-newton/xmm-newton-helpdesk
Date Published 2014-10-30T00:00:00Z
Keywords "massive planet", "angular separation", "XMM", "tidal spin", "late type star", "exoplanets spin", "additional system", "tidal interaction", "XMM-Newton", "proper motion pairs", "EPIC", "collected initial evidence", "141 chandra", "xmm newton", "hot jupiter"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr Katja Poppenhaeger, 2014, 'Do exoplanets spin up their host stars', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-ycrpkkl