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
2026-08-08 01:19:50 B 02 42 43.28 +09 30 43.4 – X L04
2026-08-08 01:22:46 C 02 42 43.481 +09 30 44.32 – X C40
2026-08-08 01:24:23 C 02 42 43.71 +09 30 44.0 – Z L27
2026-08-08 01:26:20 C 02 42 43.750 +09 30 44.53 – X C40
2026-08-08 01:27:06 C 02 42 43.90 +09 30 44.0 – Z L27
2026-08-08 01:34:01 C 02 42 44.44 +09 30 44.3 – Z L27
2026-08-08 01:37:21 C 02 42 44.69 +09 30 44.4 – Z L27
2026-08-08 01:42:48 C 02 42 45.118 +09 30 46.01 – Z 213
2026-08-08 02:39:30 C 02 42 49.414 +09 30 48.38 – Z 213
2026-08-08 02:40:20 B 02 42 49.385 +09 30 45.50 – V J01
2026-08-08 02:50:35 B 02 42 50.131 +09 30 45.68 – V J01
2026-08-08 03:00:01 B 02 42 50.858 +09 30 46.37 – V J01
2026-08-08 03:35:51 C 02 42 53.690 +09 30 50.58 – Z 213
2026-08-08 15:55:27 C 02 43 50.31 +09 31 18.9 – m 349
2026-08-08 15:59:59 C 02 43 50.66 +09 31 19.1 – m 349
2026-08-08 16:04:41 C 02 43 51.02 +09 31 19.2 – m 349
2026-08-08 16:09:13 C 02 43 51.35 +09 31 19.7 – m 349
2026-08-09 00:15:59 C 02 44 28.246 +09 31 34.63 – Z M09
2026-08-09 00:23:32 C 02 44 28.809 +09 31 34.88 – Z M09
2026-08-09 00:30:34 C 02 44 29.338 +09 31 35.12 – Z M09
2026-08-09 00:42:35 C 02 44 30.106 +09 31 35.08 – W A98
2026-08-09 00:42:54 C 02 44 30.127 +09 31 34.97 – W A98
2026-08-09 00:44:09 C 02 44 30.233 +09 31 34.93 – W A98
2026-08-09 00:44:46 C 02 44 30.283 +09 31 35.22 – W A98
2026-08-09 00:45:22 C 02 44 30.319 +09 31 35.11 – W A98
2026-08-09 00:46:54 C 02 44 30.442 +09 31 35.40 – W A98
2026-08-09 00:47:14 C 02 44 30.451 +09 31 35.29 – W A98
2026-08-09 00:47:31 C 02 44 30.475 +09 31 35.29 – W A98
2026-08-09 00:48:09 C 02 44 30.511 +09 31 35.08 – W A98
2026-08-09 01:20:07 B 02 44 33.084 +09 31 36.19 – V J01
2026-08-09 01:24:09 C 02 44 33.348 +09 31 36.80 – Z C23
2026-08-09 01:26:41 B 02 44 33.566 +09 31 36.48 – V J01
2026-08-09 01:30:31 C 02 44 33.828 +09 31 37.09 – Z C23
2026-08-09 01:33:49 B 02 44 34.118 +09 31 36.98 – V J01
2026-08-09 01:37:27 C 02 44 34.342 +09 31 37.34 – Z C23
2026-08-09 01:45:33 C 02 44 34.937 +09 31 37.81 – Z C23
2026-08-09 01:50:47 C 02 44 35.467 +09 31 38.96 – W I79
2026-08-09 01:54:47 C 02 44 35.650 +09 31 37.96 – Z C23
2026-08-09 01:57:31 C 02 44 36.007 +09 31 39.54 – W I79
2026-08-09 02:30:07 B 02 44 38.390 +09 31 40.30 – Z R49
2026-08-09 02:54:29 B 02 44 40.116 +09 31 40.79 – V 160
2026-08-09 02:58:20 B 02 44 40.490 +09 31 41.23 – Z R49
2026-08-09 03:03:28 B 02 44 40.737 +09 31 40.70 – V 160
2026-08-09 03:12:16 B 02 44 41.344 +09 31 41.25 – V 160
2026-08-09 03:14:55 C 02 44 41.767 +09 31 42.92 – Z J47
2026-08-09 03:25:53 B 02 44 42.571 +09 31 42.17 – Z R49
2026-08-09 03:42:05 C 02 44 43.790 +09 31 43.90 – Z J47
2026-08-09 04:38:16 C 02 44 47.950 +09 31 45.91 – Z J47
2026-08-09 05:09:16 C 02 44 50.251 +09 31 46.45 – V G40
2026-08-09 05:16:11 C 02 44 50.758 +09 31 46.63 – V G40