McNaught (220P)

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2012-08-01 (JD 2456140.5)
Eccentricity (e)0.5018104243 ± 8.42e-08
Semi-major axis (a)3.1137685912 AU ± 4.09e-08
Inclination (i)8.12932505° ± 1.02e-05
Long. of Asc. Node (Ω)150.12654024° ± 1.24e-04
Arg. of Perihelion (ω)180.75275778° ± 1.28e-04
Mean Anomaly (M)172.23062500° ± 2.33e-05
Mean Motion (n)0.1793802288°/day ± 3.54e-09
Perihelion dist (q)1.55124705 AU ± 2.63e-07
Aphelion dist (Q)4.67629013 AU ± 2.69e-07
Orbital Period5.49462051 yr ± 1.08e-07
Orbit Solution
SourceJPL
Solution Date2026-05-22 14:12:31
RMS Residual0.621″
Uncertainty0
Orbit TypeJupiter-family Comet
MOID0.540157 AU
Observations Used513
Oppositions—
Arc Total2004-2026
First Observation Used—
Last Observation Used2026-05-20
Observations (1353)
Date Type RA Dec Mag Band Observatory
2026-08-09 05:25:56 C 02 44 51.482 +09 31 47.14 – V G40
2026-08-09 17:41:46 B 02 45 46.968 +09 32 07.87 – W 900
2026-08-09 17:51:54 B 02 45 47.743 +09 32 08.27 – W 900
2026-08-09 22:46:03 C 02 46 09.770 +09 32 14.57 – X C40
2026-08-09 22:51:32 C 02 46 10.174 +09 32 14.89 – X C40
2026-08-09 22:57:43 C 02 46 10.632 +09 32 15.14 – X C40
2026-08-09 23:06:26 C 02 46 11.287 +09 32 15.25 – X C40
2026-08-09 23:13:05 B 02 46 11.604 +09 32 13.81 – 8 105
2026-08-09 23:14:42 C 02 46 11.899 +09 32 15.58 – X C40
2026-08-09 23:22:52 C 02 46 12.506 +09 32 15.76 – X C40
2026-08-09 23:23:26 B 02 46 12.341 +09 32 14.10 – 8 105
2026-08-09 23:32:11 C 02 46 13.181 +09 32 16.01 – X C40
2026-08-09 23:37:31 B 02 46 13.363 +09 32 14.46 – 8 105
2026-08-09 23:40:46 C 02 46 13.819 +09 32 16.26 – X C40
2026-08-09 23:49:18 C 02 46 14.443 +09 32 16.48 – X C40
2026-08-10 00:22:24 C 02 46 16.814 +09 32 15.79 – W A98
2026-08-10 00:25:34 C 02 46 17.059 +09 32 16.01 – W A98
2026-08-10 00:26:37 C 02 46 17.129 +09 32 15.94 – W A98
2026-08-10 00:28:44 C 02 46 17.287 +09 32 15.86 – W A98
2026-08-10 00:32:58 C 02 46 17.604 +09 32 16.26 – W A98
2026-08-10 00:34:03 C 02 46 17.669 +09 32 16.19 – W A98
2026-08-10 00:36:10 C 02 46 17.825 +09 32 16.08 – W A98
2026-08-10 00:37:46 C 02 46 18.017 +09 32 17.84 – X C40
2026-08-10 00:42:30 C 02 46 18.302 +09 32 16.33 – W A98
2026-08-10 00:44:56 C 02 46 18.545 +09 32 18.06 – X C40
2026-08-10 00:52:01 C 02 46 19.054 +09 32 18.13 – X C40
2026-08-10 01:00:56 C 02 46 19.706 +09 32 18.56 – X C40
2026-08-10 01:08:06 C 02 46 20.225 +09 32 18.78 – X C40
2026-08-10 01:15:09 C 02 46 20.746 +09 32 18.92 – X C40
2026-08-10 01:30:12 C 02 46 22.013 +09 32 18.53 – W I79
2026-08-10 01:35:20 C 02 46 22.34 +09 32 18.9 – Z L27
2026-08-10 01:38:16 C 02 46 22.694 +09 32 19.82 – W I79
2026-08-10 01:42:51 C 02 46 22.89 +09 32 19.0 – Z L27
2026-08-10 01:45:40 C 02 46 23.09 +09 32 19.2 – Z L27
2026-08-10 01:50:21 C 02 46 23.44 +09 32 19.3 – Z L27
2026-08-10 01:55:59 C 02 46 23.86 +09 32 19.3 – Z L27
2026-08-10 02:06:41 B 02 46 24.636 +09 32 18.42 – V J01
2026-08-10 02:13:31 B 02 46 25.164 +09 32 18.92 – V J01
2026-08-10 02:21:19 B 02 46 25.711 +09 32 18.96 – V J01
2026-08-10 02:35:05 B 02 46 26.725 +09 32 20.44 – V 160
2026-08-10 02:43:27 B 02 46 27.333 +09 32 20.62 – V 160
2026-08-10 02:51:48 B 02 46 27.952 +09 32 20.83 – V 160
2026-08-10 05:21:21 C 02 46 38.993 +09 32 25.73 – V G40
2026-08-10 05:23:58 C 02 46 39.170 +09 32 25.62 – V G40
2026-08-10 05:30:56 C 02 46 39.677 +09 32 26.34 – V G40
2026-08-10 21:25:12 B 02 47 50.174 +09 32 51.83 – Z P14
2026-08-10 21:33:33 B 02 47 50.774 +09 32 52.12 – Z P14
2026-08-10 21:41:43 B 02 47 51.346 +09 32 51.97 – Z P14
2026-08-11 00:04:54 C 02 48 02.199 +09 32 44.87 – Z M09
2026-08-11 00:12:28 C 02 48 02.757 +09 32 45.09 – Z M09