143487 (2003 CR20)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7299001333 ± 2.13e-08
Semi-major axis (a)2.1244314098 AU ± 1.08e-08
Inclination (i)4.98910988° ± 6.33e-06
Long. of Asc. Node (Ω)177.04004520° ± 2.64e-05
Arg. of Perihelion (ω)88.86755049° ± 2.65e-05
Mean Anomaly (M)97.28682828° ± 1.54e-05
Mean Motion (n)0.3183084775°/day ± 2.43e-09
Perihelion dist (q)0.57380864 AU ± 4.53e-08
Aphelion dist (Q)3.67505418 AU ± 4.89e-08
Orbital Period3.09644999 yr ± 2.36e-08
Physical Parameters
H (abs. magnitude)18.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.461″
Uncertainty0
Orbit TypeApollo
MOID0.000112 AU
Observations Used285
Oppositions25
Arc Total1975-2012
First Observation Used1975-10-06
Last Observation Used2012-11-02
Observations (289)
Date Type RA Dec Mag Band Observatory
2009-09-29 02:05:38 C 01 57 56.70 +05 40 10.7 w 160
2009-09-29 02:09:41 C 01 57 55.59 +05 40 03.4 w 160
2009-09-29 02:13:42 C 01 57 54.48 +05 39 56.2 w 160
2009-10-09 07:03:15 C 01 12 55.33 +00 44 19.6 r 703
2009-10-09 07:13:35 C 01 12 53.96 +00 44 12.0 r 703
2009-10-09 07:24:06 C 01 12 52.59 +00 44 04.4 r 703
2009-10-09 07:34:29 C 01 12 51.26 +00 43 56.4 r 703
2009-10-11 22:56:03 C 01 05 47.31 +00 00 04.2 17.6 o C20
2009-10-11 22:59:11 C 01 05 46.98 +00 00 02.4 17.7 o C20
2009-10-12 22:40:33 C 01 03 27.84 -00 14 00.5 18.0 o C20
2009-10-12 22:43:39 C 01 03 27.54 -00 14 02.1 18.0 o C20
2009-10-13 05:21:06 C 01 02 51.30 -00 17 41.7 17.8 c 704
2009-10-13 05:39:56 C 01 02 49.52 -00 17 54.5 19.6 c 704
2009-10-13 05:58:25 C 01 02 47.64 -00 18 02.3 18.0 c 704
2009-10-13 06:35:13 C 01 02 44.00 -00 18 22.8 17.9 c 704
2009-10-14 22:42:51 C 00 59 13.37 -00 39 05.7 18.0 o C20
2009-10-14 22:45:59 C 00 59 13.10 -00 39 07.2 18.0 o C20
2009-10-16 06:21:55 C 00 56 44.88 -00 53 19.3 r 703
2009-10-16 06:33:20 C 00 56 43.98 -00 53 23.8 r 703
2009-10-16 06:44:42 C 00 56 43.04 -00 53 28.6 r 703
2009-10-16 06:56:17 C 00 56 42.10 -00 53 33.3 r 703
2009-10-17 05:31:54 C 00 55 04.47 -01 02 44.5 r G96
2009-10-17 05:42:44 C 00 55 03.68 -01 02 48.8 r G96
2009-10-17 05:53:37 C 00 55 02.82 -01 02 53.1 r G96
2009-10-17 06:04:20 C 00 55 02.06 -01 02 57.2 r G96
2009-10-20 05:07:27 C 00 50 34.25 -01 26 55.2 18.8 c 704
2009-10-20 05:26:36 C 00 50 33.09 -01 27 00.8 19.0 c 704
2009-10-20 05:45:46 C 00 50 31.99 -01 27 07.8 18.9 c 704
2009-10-20 06:04:58 C 00 50 30.81 -01 27 12.6 19.2 c 704
2009-10-20 06:24:10 C 00 50 29.61 -01 27 17.8 19.1 c 704
2009-10-25 05:44:08 C 00 44 57.44 -01 53 35.0 20.0 c 704
2009-10-25 06:03:23 C 00 44 56.60 -01 53 39.5 19.4 c 704
2009-10-25 06:22:35 C 00 44 55.88 -01 53 42.3 19.3 c 704
2009-10-25 06:41:47 C 00 44 54.99 -01 53 43.2 19.9 c 704
2012-11-02 00:02:20 C 21 21 17.24 -17 56 53.2 u 807
2012-11-02 00:06:27 C 21 21 18.30 -17 56 49.1 u 807
2012-11-02 00:10:33 C 21 21 19.38 -17 56 45.1 u 807
2012-11-02 00:14:48 C 21 21 20.48 -17 56 40.9 u 807
2012-11-02 00:18:42 C 21 21 21.50 -17 56 37.0 u 807