| International Comet Quarterly | Central Bureau for Astronomical Telegrams |
Orbital elements by G. V. Williams:
Epoch = 1961 May 21.0 TT
T = 1961 May 2.97801 TT Peri. = 15.50908
e = 0.3755235 Node = 23.67198 2000.0
q = 3.9343188 AU Incl. = 6.62399
a = 6.3001874 AU n = 0.06232666 P = 15.81 years
Epoch = 2013 July 7.0 TT
T = 2013 July 6.06529 TT Peri. = 35.15932
e = 0.3912842 Node = 9.58389 2000.0
q = 4.2498500 AU Incl. = 6.85676
a = 6.9816656 AU n = 0.05342758 P = 18.45 years
Astrometric observations of this comet from the Minor Planet Center archive are available here.
| Central Bureau for Astro. Tel. | Cometary Science Archive | International Comet Quarterly |
| Minor Planet Center | Origins/Harvard | EPS/Harvard |