111P/111P/Helin–Roman–Crockett

111P/Helin–Roman–Crockett is a periodic comet in the Solar System. It was discovered by Eleanor and Ron Helin, Brian Roman and Randy Crockett on 5 January

Kay Helin.) Helin was a prolific discoverer of minor planets (see list) and several comets, including periodic comets 111P/Helin–Roman–Crockett, 117P/Helin–Roman–Alu

P. Roman is an American astronomer. He has co-discovered the periodic comets 111P/Helin–Roman–Crockett, 117P/Helin–Roman–Alu and 132P/Helin–Roman–Alu

five comets, including 82P/Gehrels, 147P/Kushida–Muramatsu, and 111P/Helin–Roman–Crockett, are known to have been temporarily captured by the planet. Cometary

years. Based on computer modelling, the future capture of comet 111P/Helin-Roman-Crockett for 18 years is predicted to begin in 2068. However temporary