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The HARPS search for southern extra-solar planets - XVII. Super-Earth and Neptune-mass planets in multiple planet systems HD 47 186 and HD 181 433

ASTRONOMY & ASTROPHYSICS, no. 2.0 (2009): 527-531

Cited: 103|Views22

Abstract

We report on the detection of two new multiple planet systems orbiting solar-like stars HD 47 186 and HD 181 433. The first system contains a hot Neptune of 22.78 M-circle plus with a 4.08-day period and a Saturn of 0.35 M-JUP with a 3.7-year period. The second system contains a Super-Earth of 7.5 M-circle plus with a 9.4-day period, a 0....More

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