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
2026-08-13 02:17:03 B 02 51 39.732 +09 33 04.64 – X L65
2026-08-13 02:21:11 B 02 51 40.015 +09 33 04.61 – X L65
2026-08-13 02:25:20 B 02 51 40.306 +09 33 04.61 – X L65