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(113) Amalthea And Its Satellite S/2017 (113)1, When A Miss Is The Most Important Observation
JOA 2017, Vol. 7, No. 3, Page 12 Author(s): Dave Herald et al.Abstract: On 2017 March 14 an occultation by the asteroid (113) Amalthea was observed from 11 locations in Arizona, Texas and California, USA. Seven positive occultation chords were observed. Several miss chords were observed. One miss chord appeared between two of thepositive chords and the other five chords. The conclusion arrived at after a great deal of analysis by IOTA members and professional astronomers was that a satellite of Amalthea was detected.This article documents the key points that led to the conclusion of a satellite and some ofthe lessons learned by the analysis process.