111P/Helin-Roman-Crockett
111P/Helin-Roman-Crockett (Comet). See its size, orbit and live position on a 3D map of the Solar System. 111P/Helin–Roman–Crockett is an Encke-type comet with an 8.46-year orbit around the Sun.
111P/Helin–Roman–Crockett is an Encke-type comet with an 8.46-year orbit around the Sun. It was co-discovered by Eleanor and Ron Helin, Brian P. Roman and Randy L. Crockett on 5 January 1989 from images obtained about 1-2 days prior.
- Type: Comet
- Diameter: 1.2 km
- Orbital period: 8.5 years
- Eccentricity: 0.110