Arecibo Catena (Arecibo Vallis until March 2013)Arecibo Catena, Gazetteer of Planetary Nomenclature, International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN) is a catena on Mercury. It is named after Arecibo Observatory, the former large radio telescope in Puerto Rico.MESSENGER Observes Arecibo, October 10, 2008 It was originally named Arecibo Vallis, but the name was changed in 2013 to align with planetary feature naming themes.
It is located at latitude 27.5 S, longitude 28.4 W, in the hilly and chaotic terrain antipodal to Caloris Basin.
Arecibo Catena is connected to Petrarch crater.
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