163693 (2003 CP20)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3221202973 ± 3.02e-08
Semi-major axis (a)0.7409831376 AU ± 3.80e-10
Inclination (i)25.61868465° ± 4.34e-06
Long. of Asc. Node (Ω)103.86974614° ± 6.62e-06
Arg. of Perihelion (ω)252.93146121° ± 3.70e-06
Mean Anomaly (M)37.26246679° ± 8.09e-06
Mean Motion (n)1.5452536880°/day ± 1.19e-09
Perihelion dist (q)0.50229743 AU ± 2.24e-08
Aphelion dist (Q)0.97966885 AU ± 2.24e-08
Orbital Period0.63784108 yr ± 4.90e-10
Physical Parameters
H (abs. magnitude)16.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.317″
Uncertainty0
Orbit TypeAtira
MOID0.207444 AU
Observations Used925
Radar Obs Used2
Gaia Obs Used38
Oppositions8
Arc Total2003-2017
First Observation Used2003-02-12
Last Observation Used2026-01-11
Observations (982)
Date Type RA Dec Mag Band Observatory
2022-03-13 06:00:20 C 02 51 56.51 +37 10 35.5 V T08
2022-03-15 03:55:14 C 03 00 56.40 +38 48 08.2 V 703
2022-03-15 04:01:06 C 03 00 57.57 +38 48 20.6 V 703
2022-03-15 04:06:58 C 03 00 58.73 +38 48 32.1 V 703
2022-03-15 04:12:50 C 03 00 59.89 +38 48 44.2 V 703
2022-03-28 18:52:55 C 04 07 46.71 +47 53 40.1 X L63
2022-03-28 19:07:13 C 04 07 49.71 +47 53 57.7 X L63
2022-03-28 19:20:59 C 04 07 52.59 +47 54 15.1 X L63
2022-04-04 03:30:51 C 04 40 38.301 +50 45 00.49 V G83
2022-04-04 03:34:25 C 04 40 39.071 +50 45 03.83 V G83
2022-04-04 03:36:29 C 04 40 39.520 +50 45 05.78 V G83
2022-04-04 03:38:30 C 04 40 39.954 +50 45 07.63 V G83
2022-04-04 03:40:31 C 04 40 40.392 +50 45 09.48 V G83
2022-04-13 02:55:22 C 05 28 10.427 +53 27 19.26 V 703
2022-04-13 03:03:14 C 05 28 12.234 +53 27 22.43 V 703
2022-04-13 03:11:05 C 05 28 13.868 +53 27 27.50 V 703
2022-04-15 02:56:31 C 05 38 49.996 +53 51 48.82 V 703
2022-04-15 03:04:23 C 05 38 51.724 +53 51 51.19 V 703
2022-04-15 03:12:15 C 05 38 53.408 +53 51 54.11 V 703
2022-04-20 03:31:03 C 06 05 29.015 +54 35 51.00 V G96
2022-04-20 03:38:38 C 06 05 30.721 +54 35 52.33 V G96
2022-04-20 03:46:14 C 06 05 32.320 +54 35 54.56 V G96
2022-04-20 03:53:51 C 06 05 33.976 +54 35 56.29 V G96
2022-04-21 03:15:07 C 06 10 41.650 +54 41 42.86 V 703
2022-04-21 03:24:39 C 06 10 43.673 +54 41 44.77 V 703
2022-04-21 03:33:09 C 06 10 45.563 +54 41 46.54 V 703
2022-04-21 03:41:38 C 06 10 47.320 +54 41 48.01 V 703
2022-04-25 03:12:58 C 06 31 33.326 +54 56 25.04 V 703
2022-04-25 03:28:14 C 06 31 36.498 +54 56 25.94 V 703
2022-04-29 03:32:15 C 06 52 04.271 +54 57 24.73 V 703
2022-04-29 03:39:20 C 06 52 05.736 +54 57 24.08 V 703
2022-04-29 03:46:25 C 06 52 07.154 +54 57 23.29 V 703
2022-04-29 03:53:30 C 06 52 08.666 +54 57 22.61 V 703
2022-05-03 03:10:08 C 07 11 53.315 +54 45 42.01 V 703
2022-05-03 03:18:29 C 07 11 55.050 +54 45 40.18 V 703
2022-05-03 03:26:50 C 07 11 56.706 +54 45 38.20 V 703
2022-05-03 03:35:11 C 07 11 58.358 +54 45 36.68 V 703
2022-05-03 03:43:16 C 07 11 59.942 +54 45 34.96 V 703
2022-05-03 03:51:33 C 07 12 01.616 +54 45 32.87 V 703
2022-05-03 03:59:50 C 07 12 03.348 +54 45 31.61 V 703
2022-05-03 04:08:08 C 07 12 04.979 +54 45 29.52 V 703
2022-05-07 03:17:14 C 07 31 07.925 +54 22 00.26 V 703
2022-05-07 03:25:03 C 07 31 09.455 +54 21 57.89 V 703
2022-05-07 03:32:53 C 07 31 10.931 +54 21 55.15 V 703
2022-05-07 03:40:43 C 07 31 12.457 +54 21 52.56 V 703
2022-05-11 03:20:38 C 07 49 35.224 +53 47 13.27 V 703
2022-05-11 03:28:18 C 07 49 36.667 +53 47 10.32 V 703
2022-05-11 03:35:59 C 07 49 38.050 +53 47 06.50 V 703
2022-05-11 03:43:39 C 07 49 39.472 +53 47 03.26 V 703
2022-05-24 03:28:05 C 08 43 24.870 +50 45 37.30 V 703
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-01-20 15:20:00 207691655.67 4 us 2380 -1 -1
2017-01-23 16:03:00 212239565.34 2 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)