activity
20182026
most citedA pair of TESS planets spanning the radius valley around the nearby mid-M dwarf LTT 3780

97 citations · 1k across the 80 of their papers we have counts for

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Showing 2019Show all

4 papers · 1 filter

astro-ph.EP2019★ 51 cited

The SOPHIE search for northern extrasolar planets. XVI. HD 158259: A compact planetary system in a near-3:2 mean motion resonance chain

N. C. Hara, F. Bouchy, M. Stalport +32

Since 2011, the SOPHIE spectrograph has been used to search for Neptunes and super-Earths in the Northern Hemisphere. As part of this observational program, 290 radial velocity mea…

astro-ph.EP2019★ 46 cited

The CORALIE survey for southern extrasolar planets XVIII. Three new massive planets and two low mass brown dwarfs at separation larger than 5 AU

E. L. Rickman, D. Ségransan, M. Marmier +36

Context. Since 1998, a planet-search around main sequence stars within 50~pc in the southern hemisphere has been carried out with the CORALIE spectrograph at La Silla Observatory.…

astro-ph.EP2019★ 47 cited

The SOPHIE search for northern extrasolar planets. XIV. A temperate ( K) super-earth around the nearby star Gliese 411

R. F. Díaz, X. Delfosse, M. J. Hobson +33

Periodic radial velocity variations in the nearby M-dwarf star Gl411 are reported, based on measurements with the SOPHIE spectrograph. Current data do not allow us to distinguish b…

astro-ph.EP2019★ 23 cited

The SOPHIE search for northern extrasolar planets XV. A Warm Neptune around the M-dwarf Gl378

M. J. Hobson, X. Delfosse, N. Astudillo-Defru +31

We present the detection of a Warm Neptune orbiting the M-dwarf Gl378, using radial velocity measurements obtained with the SOPHIE spectrograph at the Observatoire de Haute-Provenc…