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
2026-08-11 00:19:30 C 02 48 03.273 +09 32 45.18 – Z M09
2026-08-11 00:44:37 B 02 48 05.220 +09 32 46.36 – X M19
2026-08-11 00:53:42 B 02 48 05.820 +09 32 46.54 – Z R50
2026-08-11 00:55:07 B 02 48 05.971 +09 32 46.68 – X M19
2026-08-11 00:55:23 B 02 48 06.101 +09 32 48.95 – Z R50
2026-08-11 00:57:04 B 02 48 06.096 +09 32 46.97 – Z R50
2026-08-11 01:04:09 B 02 48 06.591 +09 32 46.77 – Z 160
2026-08-11 01:04:42 B 02 48 06.619 +09 32 46.68 – X M19
2026-08-11 01:10:03 C 02 48 06.936 +09 32 45.82 – W I81
2026-08-11 01:12:05 C 02 48 07.063 +09 32 46.18 – W I81
2026-08-11 01:12:37 B 02 48 07.200 +09 32 46.82 – Z 160
2026-08-11 01:21:06 B 02 48 07.822 +09 32 47.10 – Z 160
2026-08-11 01:25:02 C 02 48 08.040 +09 32 45.64 – W I81
2026-08-11 01:56:58 C 02 48 10.361 +09 32 46.68 – Z C23
2026-08-11 02:06:12 C 02 48 11.004 +09 32 46.97 – Z C23
2026-08-11 02:16:37 C 02 48 11.770 +09 32 47.26 – Z C23
2026-08-11 02:27:35 C 02 48 12.557 +09 32 47.29 – Z C23
2026-08-11 02:37:59 C 02 48 13.327 +09 32 47.40 – Z C23
2026-08-11 04:34:05 C 02 48 21.828 +09 32 50.75 – V G40
2026-08-11 04:54:00 C 02 48 23.266 +09 32 51.32 – V G40
2026-08-11 05:31:27 C 02 48 25.942 +09 32 51.72 – V G40
2026-08-11 09:08:53 B 02 48 41.777 +09 32 59.10 – Z X33
2026-08-11 09:13:57 B 02 48 42.132 +09 32 59.17 – Z X33
2026-08-11 09:19:02 B 02 48 42.494 +09 32 59.24 – Z X33
2026-08-11 18:56:24 B 02 49 24.713 +09 33 07.81 – Z P14
2026-08-11 19:16:19 B 02 49 26.129 +09 33 08.17 – Z P14
2026-08-11 19:35:58 B 02 49 27.538 +09 33 08.21 – Z P14
2026-08-11 23:01:12 C 02 49 42.586 +09 33 01.55 – X C40
2026-08-11 23:09:48 C 02 49 43.205 +09 33 01.58 – X C40
2026-08-11 23:18:23 C 02 49 43.822 +09 33 01.73 – X C40
2026-08-12 01:05:54 C 02 49 51.497 +09 33 01.66 – W I81
2026-08-12 01:09:00 C 02 49 51.725 +09 33 00.11 – W I81
2026-08-12 01:11:35 C 02 49 51.826 +09 32 59.39 – W I81
2026-08-12 01:59:59 C 02 49 55.466 +09 33 01.98 – Z B96
2026-08-12 02:01:42 C 02 49 55.510 +09 33 02.12 – Z C23
2026-08-12 02:08:05 C 02 49 55.942 +09 33 02.16 – Z C23
2026-08-12 02:15:01 C 02 49 56.446 +09 33 02.16 – Z C23
2026-08-12 02:16:28 C 02 49 56.657 +09 33 02.48 – Z B96
2026-08-12 02:16:54 B 02 49 56.623 +09 33 01.84 – V J01
2026-08-12 02:23:54 B 02 49 57.134 +09 33 01.94 – V J01
2026-08-12 02:24:15 C 02 49 57.108 +09 33 02.34 – Z C23
2026-08-12 02:32:09 B 02 49 57.708 +09 33 01.80 – V J01
2026-08-12 02:32:21 C 02 49 57.694 +09 33 02.34 – Z C23
2026-08-12 02:32:56 C 02 49 57.766 +09 33 02.05 – Z B96
2026-08-12 18:56:33 B 02 51 08.395 +09 33 14.29 – Z P14
2026-08-12 19:16:21 B 02 51 09.756 +09 33 14.18 – Z P14
2026-08-12 19:35:58 B 02 51 11.141 +09 33 14.29 – Z P14
2026-08-13 00:56:38 C 02 51 33.989 +09 33 03.71 – W 215
2026-08-13 01:01:27 C 02 51 34.373 +09 33 03.20 – W 215
2026-08-13 01:06:23 C 02 51 34.733 +09 33 03.64 – W 215