Secondary eclipses of WASP-18b -- Near Infrared observations with the Anglo Australian Telescope, the Magellan Clay Telescope and the LCOGT network

27 Dec 2018 Kedziora-Chudczer L. Zhou G. Bailey J. Bayliss D. D. R. Tinney C. G. Osip D. Colon K. D. Shporer A. Dragomir D.

We present new eclipse observations for one of the hottest "hot Jupiters" WASP-18b, for which previously published data from HST WFC3 and Spitzer have led to radically conflicting conclusions about the composition of this planet's atmosphere. We measure eclipse depths of $0.15\pm0.02\%$ at $Ks$ and $0.07\pm0.01\%$ at $z'$ bands... (read more)

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  • EARTH AND PLANETARY ASTROPHYSICS