2010 CH18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5721859900 ± 7.55e-08
Semi-major axis (a)2.6032538848 AU ± 2.96e-07
Inclination (i)27.17562849° ± 1.50e-05
Long. of Asc. Node (Ω)49.17339460° ± 2.34e-05
Arg. of Perihelion (ω)109.88948213° ± 4.73e-05
Mean Anomaly (M)261.84358500° ± 2.39e-04
Mean Motion (n)0.2346591474°/day ± 4.00e-08
Perihelion dist (q)1.11370848 AU ± 2.34e-07
Aphelion dist (Q)4.09279929 AU ± 5.05e-07
Orbital Period4.20024659 yr ± 7.16e-07
Physical Parameters
H (abs. magnitude)18.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.432″
Uncertainty0
Orbit TypeAmor
MOID0.325524 AU
Observations Used82
Oppositions2
Arc Total2010-2013
First Observation Used2010-02-12
Last Observation Used2013-11-09
Observations (134)
Date Type RA Dec Mag Band Observatory
2010-04-21 20:11:06 C 11 20 23.38 +55 21 04.8 u 511
2010-04-21 20:16:26 C 11 20 23.91 +55 20 45.7 u 511
2010-04-21 20:18:49 C 11 20 24.12 +55 20 37.1 u 511
2010-04-21 20:21:13 C 11 20 24.35 +55 20 28.0 u 511
2010-04-21 20:23:36 C 11 20 24.61 +55 20 19.0 u 511
2010-04-21 20:26:00 C 11 20 24.82 +55 20 10.7 u 511
2010-04-21 20:29:10 C 11 20 25.09 +55 19 59.0 u 511
2010-04-21 20:31:33 C 11 20 25.34 +55 19 49.4 u 511
2010-04-21 20:33:57 C 11 20 25.55 +55 19 41.0 u 511
2010-04-21 20:36:21 C 11 20 25.81 +55 19 32.6 u 511
2010-04-21 20:38:13 C 11 20 26.01 +55 19 24.3 u 511
2010-04-29 03:12:04 C 11 36 08.93 +44 14 32.9 o H21
2010-04-29 03:19:57 C 11 36 09.50 +44 14 01.9 o H21
2010-04-29 03:27:54 C 11 36 10.09 +44 13 30.5 o H21
2010-05-07 05:55:18 C 11 50 19.48 +31 43 19.4 u 448
2010-05-07 06:13:08 C 11 50 20.60 +31 42 11.9 u 448
2010-05-07 06:33:27 C 11 50 21.88 +31 40 55.1 u 448
2010-05-29 03:47:50 C 12 23 11.34 +04 13 05.6 o H21
2010-05-29 04:01:54 C 12 23 12.18 +04 12 32.4 o H21
2010-05-29 04:17:27 C 12 23 13.11 +04 11 55.0 o H21
2010-06-05 05:07:54 C 12 33 32.77 -02 01 50.0 o 291
2010-06-05 05:13:13 C 12 33 33.09 -02 02 01.0 o 291
2010-06-05 05:19:15 C 12 33 33.46 -02 02 13.0 o 291
2010-06-13 05:03:00 C 12 45 30.47 -07 51 07.9 o 291
2010-06-13 05:08:22 C 12 45 30.82 -07 51 17.3 o 291
2010-06-13 05:13:46 C 12 45 31.13 -07 51 25.6 o 291
2010-06-14 05:12:21 C 12 47 02.22 -08 30 15.0 o 291
2010-06-14 05:19:13 C 12 47 02.62 -08 30 26.3 o 291
2010-06-14 05:24:37 C 12 47 02.98 -08 30 35.5 o 291
2010-06-17 04:50:44 C 12 51 36.55 -10 20 38.2 o 291
2010-06-17 04:56:34 C 12 51 36.88 -10 20 46.3 o 291
2010-06-17 05:02:46 C 12 51 37.23 -10 20 55.9 o 291
2013-11-09 04:49:35 C 02 42 44.62 +10 35 18.3 o 291
2013-11-09 05:19:42 C 02 42 42.48 +10 35 23.4 o 291