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Abstract
We report the discovery of MOA-2013-BLG-220Lb, which has a super-Jupiter mass ratio q = 3.01 ± 0.02 × 10-3 relative to its host. The proper motion, μ = 12.5 ± 1 mas yr-1, is one of the highest for microlensing planets yet discovered, implying that it will be possible to separately resolve the host within ∼7 yr. Two separate lines of evidence imply that the planet and host are in the Galactic disk. The planet could have been detected and characterized purely with follow-up data, which has important implications for microlensing surveys, both current and into the Large Synoptic Survey Telescope (LSST) era.
Original language | English |
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Number of pages | 7 |
Journal | Astrophysical Journal |
Volume | 790 |
Issue number | 1 |
DOIs | |
Publication status | Published - 20 Jul 2014 |
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Dive into the research topics of 'MOA-2013-BLG-220Lb: massive planetary companion to galactic-disk host'. Together they form a unique fingerprint.Projects
- 1 Finished
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Astrophysics at St Andrews:2012 - 2014: Astrophysics at St Andrews: 2012 - 2014
Horne, K. D. (PI)
Science & Technology Facilities Council
1/10/11 → 31/03/12
Project: Standard