161P/Hartley–IRAS
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161P/Hartley–IRAS is a periodic comet with an orbital period of 21 years. It fits the classical definition of a Halley-type comet with (20 years < period < 200 years).[1]
This was one of six comets discovered by the infrared space telescope IRAS, in 1983.[2][3]
References
External links
- Orbital simulation from JPL (Java) / Horizons Ephemeris
- 161P/Hartley-IRAS – Seiichi Yoshida @ aerith.net
- 161P at Kronk's Cometography