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
2003-03-05 19:25:26 C 08 28 46.27 +12 33 15.1 c 246
2003-03-06 05:23:59 C 08 27 11.19 +12 41 39.6 18.8 c 704
2003-03-06 06:02:04 C 08 27 05.00 +12 42 10.8 19.3 c 704
2003-03-06 06:20:43 C 08 27 02.02 +12 42 26.1 19.7 c 704
2003-03-06 06:39:27 C 08 26 58.99 +12 42 41.7 19.6 c 704
2003-03-07 04:15:23 C 08 23 33.53 +13 00 49.6 18.4 c 704
2003-03-07 04:34:23 C 08 23 30.38 +13 01 05.7 18.9 c 704
2003-03-07 04:37:32 C 08 23 29.76 +13 01 09.8 c 711
2003-03-07 04:47:02 C 08 23 28.16 +13 01 18.8 c 711
2003-03-07 04:53:30 C 08 23 27.23 +13 01 22.0 18.8 c 704
2003-03-07 04:56:29 C 08 23 26.70 +13 01 24.6 c 711
2003-03-07 05:12:33 C 08 23 24.08 +13 01 38.0 18.7 c 704
2003-03-07 05:31:47 C 08 23 20.93 +13 01 54.6 18.9 c 704
2003-03-07 07:05:51 C 08 23 06.41 +13 03 17.4 20.0 c 608
2003-03-07 07:20:47 C 08 23 03.93 +13 03 30.1 19.5 c 608
2003-03-07 07:36:13 C 08 23 01.38 +13 03 43.0 19.7 c 608
2003-03-11 20:25:59 C 08 05 21.41 +14 36 15.8 d 170
2003-03-11 20:29:13 C 08 05 21.11 +14 36 18.0 d 170
2003-03-21 18:29:44 C 07 25 49.35 +17 56 55.8 c 246
2003-03-21 18:30:34 C 07 25 49.28 +17 56 57.0 c 246
2003-03-21 18:32:54 C 07 25 48.87 +17 56 59.3 c 246
2003-03-21 18:33:52 C 07 25 48.66 +17 56 59.4 c 246
2003-03-21 18:34:50 C 07 25 48.53 +17 57 01.3 c 246
2003-03-22 02:12:53 C 07 24 32.04 +18 03 17.7 d 734
2003-03-22 02:15:38 C 07 24 31.57 +18 03 20.2 d 734
2003-03-22 02:18:23 C 07 24 31.07 +18 03 22.4 d 734
2003-03-22 02:21:11 C 07 24 30.62 +18 03 23.6 d 734
2003-03-23 21:02:31 C 07 17 22.83 +18 37 59.0 c 587
2003-03-23 21:07:07 C 07 17 22.06 +18 38 02.7 c 587
2003-03-23 21:11:45 C 07 17 21.28 +18 38 06.0 c 587
2003-03-24 09:37:06 C 07 15 17.40 +18 48 32.5 c 413
2003-03-24 09:39:25 C 07 15 17.00 +18 48 34.2 c 413
2003-04-01 02:52:16 C 06 44 05.59 +21 10 59.5 18.2 c 704
2003-04-01 03:08:57 C 06 44 02.67 +21 11 11.7 18.7 c 704
2003-04-01 03:25:46 C 06 43 59.72 +21 11 24.5 18.9 c 704
2003-04-01 03:42:33 C 06 43 56.75 +21 11 36.3 19.0 c 704
2003-04-01 03:59:24 C 06 43 53.73 +21 11 48.9 18.5 c 704
2003-07-31 14:42:15 C 03 56 44.919 +18 55 04.82 o 568
2003-07-31 14:45:20 C 03 56 45.095 +18 55 04.91 o 568
2003-08-05 11:10:20 C 04 02 52.45 +18 55 07.7 d 291
2003-08-05 11:16:02 C 04 02 52.76 +18 55 06.3 d 291
2003-08-05 11:21:50 C 04 02 53.07 +18 55 07.6 d 291
2003-09-19 12:04:05 C 04 19 45.36 +16 51 31.4 d 291
2003-09-19 12:10:26 C 04 19 45.22 +16 51 30.9 d 291
2003-10-29 10:51:18 C 03 25 40.219 +11 59 23.74 o 568
2003-10-29 10:56:26 C 03 25 39.819 +11 59 22.02 o 568
2003-10-30 09:00:31 C 03 23 59.193 +11 51 46.85 o 568
2003-10-30 09:05:24 C 03 23 58.815 +11 51 45.13 o 568
2006-05-21 05:44:24 C 07 44 35.817 +22 11 27.18 o 568
2006-05-21 05:51:50 C 07 44 36.134 +22 11 28.29 o 568