Cometcountdown

90P/Gehrels 1
Discovered by
Tom Gehrels
Discovery date
11 October 1972
Alternative designations
Gehrels 1
Semi-major axis
6.038 AU
Eccentricity
0.5088
Orbital period
14.8 yr
Inclination
9.616°
Epoch
15 June 2002
Observation arc
29 years (1972-2001) # of observations used 52
Aphelion
9.110 AU
Perihelion
2.966 AU
Last Perihelion(s)
22 June 2002
Next Perihelion
19 June 2017
Last modified
16/12/2016 - 02:00