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
2026-04-29 09:57:52 C 22 28 41.599 -06 01 57.86 – V W68
2026-04-29 10:05:09 C 22 28 42.487 -06 01 54.01 – V W68
2026-04-30 14:20:31 C 22 31 59.309 -05 46 46.74 – V T08
2026-04-30 14:31:03 C 22 32 00.458 -05 46 40.51 – V T08
2026-04-30 14:49:32 C 22 32 02.666 -05 46 31.40 – V T08
2026-04-30 14:59:24 C 22 32 03.694 -05 46 24.89 – V T08
2026-05-01 09:13:14 B 22 34 10.64 -05 36 31.3 – V X03
2026-05-01 09:31:03 B 22 34 12.73 -05 36 21.8 – V X03
2026-05-01 09:48:20 B 22 34 14.75 -05 36 12.2 – V X03
2026-05-01 10:05:36 B 22 34 16.67 -05 36 02.3 – V X03
2026-05-17 09:23:51 C 23 18 39.766 -02 06 30.24 – V W68
2026-05-17 09:41:43 C 23 18 41.762 -02 06 20.70 – V W68
2026-05-17 09:42:22 C 23 18 41.868 -02 06 19.80 – V W68
2026-05-17 09:57:04 C 23 18 43.541 -02 06 12.42 – V W68
2026-05-17 10:07:57 C 23 18 44.710 -02 06 06.48 – V W68
2026-05-17 10:09:15 C 23 18 44.959 -02 06 06.30 – V W68
2026-05-17 10:17:49 C 23 18 45.866 -02 06 01.37 – V W68
2026-05-18 08:05:27 B 23 21 16.790 -01 54 12.21 – X W62
2026-05-18 08:15:33 B 23 21 17.949 -01 54 06.80 – X W62
2026-05-18 08:25:38 B 23 21 19.116 -01 54 01.19 – X W62
2026-05-20 09:58:12 C 23 27 01.330 -01 26 57.52 – V W68
2026-05-20 10:17:22 C 23 27 03.535 -01 26 47.69 – V W68
2026-05-20 10:25:19 C 23 27 04.404 -01 26 43.66 – V W68
2026-05-20 10:30:04 C 23 27 05.021 -01 26 39.84 – V W68
2026-05-19 17:50:07 C 23 25 09.898 -01 35 46.90 – q Q14
2026-05-19 17:57:18 C 23 25 10.687 -01 35 44.45 – q Q14
2026-05-28 04:39:50 C 23 48 25.562 +00 13 03.97 – Z J22
2026-05-28 04:44:43 C 23 48 26.112 +00 13 06.60 – Z J22
2026-05-28 04:49:35 C 23 48 26.690 +00 13 09.30 – Z J22
2026-05-18 17:52:07 C 23 22 24.338 -01 48 50.36 – W Q21
2026-05-18 17:59:44 C 23 22 25.293 -01 48 49.89 – W Q21
2026-06-02 03:13:14 B 00 01 55.105 +01 14 49.19 – W Z10
2026-06-02 03:21:41 B 00 01 56.107 +01 14 53.81 – W Z10
2026-06-02 03:28:28 B 00 01 56.819 +01 14 57.18 – W Z10
2026-06-02 04:39:36 C 00 02 04.939 +01 15 34.27 – V G40
2026-06-02 04:43:49 C 00 02 05.386 +01 15 36.40 – V G40
2026-06-02 04:48:55 C 00 02 05.976 +01 15 39.20 – V G40
2026-06-02 04:53:08 C 00 02 06.422 +01 15 41.00 – V G40
2026-06-02 04:57:27 C 00 02 06.912 +01 15 43.45 – V G40
2026-06-02 20:05:23 B 00 03 49.819 +01 23 33.76 – Z P14
2026-06-02 20:14:02 B 00 03 50.774 +01 23 38.26 – Z P14
2026-06-02 20:18:20 B 00 03 51.278 +01 23 40.63 – Z P14
2026-06-03 02:12:56 B 00 04 31.35 +01 26 34.5 – q A77
2026-06-03 02:19:59 B 00 04 32.06 +01 26 37.8 – q A77
2026-06-03 02:27:17 B 00 04 32.94 +01 26 41.3 – q A77
2026-06-03 02:59:02 C 00 04 36.65 +01 26 58.6 – Z L27
2026-06-03 03:01:25 C 00 04 36.91 +01 26 59.9 – Z L27
2026-06-03 03:03:47 C 00 04 37.18 +01 27 01.0 – Z L27
2026-06-03 04:39:17 C 00 04 48.058 +01 27 50.58 – V G40
2026-06-03 04:43:59 C 00 04 48.574 +01 27 52.88 – V G40