2018 CH3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5354004940 ± 2.25e-04
Semi-major axis (a)2.6136177014 AU ± 1.31e-03
Inclination (i)24.64395593° ± 9.20e-03
Long. of Asc. Node (Ω)301.23825386° ± 3.04e-03
Arg. of Perihelion (ω)261.92347096° ± 5.04e-03
Mean Anomaly (M)283.90585625° ± 4.97e-01
Mean Motion (n)0.2332647859°/day ± 1.76e-04
Perihelion dist (q)1.21428549 AU ± 8.47e-04
Aphelion dist (Q)4.01294991 AU ± 2.10e-03
Orbital Period4.22535394 yr ± 3.19e-03
Physical Parameters
H (abs. magnitude)20.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.253″
Uncertainty3
Orbit TypeAmor
MOID0.461905 AU
Observations Used22
Oppositions1
Arc Total2018-2018
First Observation Used2018-01-16
Last Observation Used2018-02-12
Observations (22)
Date Type RA Dec Mag Band Observatory
2018-01-16 09:51:58 C 09 01 52.454 +14 30 37.86 U F51
2018-01-16 10:09:02 C 09 01 51.332 +14 30 21.43 U F51
2018-01-16 10:26:04 C 09 01 50.210 +14 30 05.07 U F51
2018-01-16 10:43:11 C 09 01 49.077 +14 29 48.64 U F51
2018-01-20 12:08:32 C 08 55 13.403 +12 51 04.76 U F51
2018-01-20 12:26:07 C 08 55 12.070 +12 50 46.19 U F51
2018-01-20 12:43:43 C 08 55 10.737 +12 50 27.48 U F51
2018-01-20 13:01:24 C 08 55 09.410 +12 50 08.67 U F51
2018-01-24 06:36:36 C 08 48 20.79 +11 11 52.0 U G96
2018-01-24 06:43:56 C 08 48 20.12 +11 11 43.4 U G96
2018-01-24 06:51:19 C 08 48 19.52 +11 11 34.8 U G96
2018-01-24 06:58:40 C 08 48 18.96 +11 11 27.1 U G96
2018-01-27 06:45:26 C 08 42 23.61 +09 47 48.7 U G96
2018-01-27 06:51:34 C 08 42 23.08 +09 47 41.5 U G96
2018-01-27 06:57:42 C 08 42 22.51 +09 47 33.1 U G96
2018-02-11 08:50:41 C 08 09 05.975 +01 57 58.18 U F51
2018-02-11 09:08:15 C 08 09 04.286 +01 57 34.24 U F51
2018-02-11 09:25:46 C 08 09 02.551 +01 57 10.59 U F51
2018-02-11 09:43:21 C 08 09 00.845 +01 56 46.80 U F51
2018-02-12 02:08:07 C 08 07 29.85 +01 34 29.7 q 734
2018-02-12 02:21:27 C 08 07 28.59 +01 34 11.3 q 734
2018-02-12 02:47:51 C 08 07 26.09 +01 33 35.8 q 734