2003 CL18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6444426368 ± 6.36e-08
Semi-major axis (a)2.5422354965 AU ± 4.57e-08
Inclination (i)14.45682012° ± 6.40e-05
Long. of Asc. Node (Ω)168.34478970° ± 9.46e-05
Arg. of Perihelion (ω)254.65606016° ± 9.15e-05
Mean Anomaly (M)241.92868738° ± 4.73e-05
Mean Motion (n)0.2431580258°/day ± 6.55e-09
Perihelion dist (q)0.90391055 AU ± 1.63e-07
Aphelion dist (Q)4.18056044 AU ± 1.78e-07
Orbital Period4.05343924 yr ± 1.09e-07
Physical Parameters
H (abs. magnitude)20.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.460″
Uncertainty0
Orbit TypeApollo
MOID0.117162 AU
Observations Used46
Oppositions4
Arc Total2002-2007
First Observation Used2002-08-15
Last Observation Used2007-02-22
Observations (46)
Date Type RA Dec Mag Band Observatory
2002-08-15 10:18:00 C 21 50 42.19 +02 39 15.3 o 644
2002-08-15 10:40:23 C 21 50 41.16 +02 39 03.8 o 644
2002-08-25 06:31:43 C 21 38 30.69 -00 05 38.7 o 644
2002-08-25 07:02:19 C 21 38 28.79 -00 06 05.7 o 644
2002-08-25 07:32:37 C 21 38 26.90 -00 06 31.7 o 644
2003-02-07 08:59:53 C 09 46 12.33 -12 51 26.0 19.9 c 644
2003-02-07 09:31:43 C 09 46 11.14 -12 50 07.3 19.7 c 644
2003-02-07 10:02:06 C 09 46 09.97 -12 48 51.7 19.8 c 644
2003-02-09 07:15:16 C 09 44 46.68 -10 59 00.9 20.1 c 644
2003-02-09 07:32:16 C 09 44 46.06 -10 58 20.4 19.8 c 644
2003-02-09 07:49:29 C 09 44 45.46 -10 57 38.6 20.5 c 644
2003-02-09 09:44:13 C 09 44 41.30 -10 53 06.2 c 671
2003-02-09 09:47:57 C 09 44 41.19 -10 52 56.8 c 671
2003-02-09 10:18:22 C 09 44 39.98 -10 51 42.8 c 926
2003-02-09 10:20:40 C 09 44 39.92 -10 51 38.3 c 926
2003-02-09 10:22:54 C 09 44 39.75 -10 51 32.6 c 926
2003-02-10 05:43:28 C 09 44 06.52 -10 05 53.3 m 446
2003-02-10 07:25:27 C 09 44 03.29 -10 01 56.1 c 926
2003-02-10 07:27:46 C 09 44 03.19 -10 01 50.9 c 926
2003-02-10 07:30:04 C 09 44 03.08 -10 01 45.1 c 926
2003-02-10 07:57:01 C 09 44 01.85 -10 00 41.5 m 446
2003-02-10 08:15:18 C 09 44 01.23 -09 59 59.5 m 446
2003-02-23 06:00:51 C 09 37 15.24 +00 18 23.9 c 715
2003-02-23 06:08:23 C 09 37 15.10 +00 18 36.4 c 715
2003-02-23 06:15:55 C 09 37 14.98 +00 18 49.1 c 715
2003-02-25 21:37:20 C 09 36 29.16 +01 58 54.9 c 246
2003-02-25 21:38:55 C 09 36 29.16 +01 58 57.4 c 246
2003-02-25 21:40:27 C 09 36 29.16 +01 58 59.0 c 246
2003-02-25 21:41:55 C 09 36 29.18 +01 59 02.0 c 246
2003-02-25 21:45:05 C 09 36 29.18 +01 59 07.0 c 246
2003-02-25 21:46:36 C 09 36 29.17 +01 59 08.5 c 246
2003-02-26 22:01:51 C 09 36 15.11 +02 35 13.9 c 246
2003-02-26 22:03:05 C 09 36 15.10 +02 35 14.9 c 246
2003-02-26 22:04:27 C 09 36 15.09 +02 35 16.9 c 246
2003-02-26 22:06:33 C 09 36 15.10 +02 35 20.2 c 246
2003-02-26 22:09:57 C 09 36 15.06 +02 35 24.5 c 246
2003-03-09 05:10:06 C 09 35 47.97 +07 36 24.7 c 715
2003-03-09 05:23:01 C 09 35 48.00 +07 36 37.4 c 715
2003-03-09 05:35:57 C 09 35 48.08 +07 36 50.6 c 715
2003-03-26 04:42:23 C 09 41 57.73 +12 22 07.5 c 696
2003-03-26 05:11:37 C 09 41 58.36 +12 22 20.9 c 696
2006-08-19 05:37:55 C 20 37 59.91 -01 49 19.7 d 291
2006-08-19 05:50:15 C 20 37 59.10 -01 49 27.1 d 291
2006-08-19 06:02:39 C 20 37 58.27 -01 49 34.5 d 291
2007-02-22 01:28:39 C 06 55 27.56 +00 25 50.6 21.1 o H55
2007-02-22 01:44:48 C 06 55 30.09 +00 26 21.4 21.3 o H55