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
2024-04-09 21:04:09 C 00 20 08.906 +79 41 04.24 V Z80
2024-04-11 20:44:06 C 00 33 15.51 +79 59 00.5 Y 557
2024-04-11 21:48:06 C 00 33 34.53 +79 59 22.6 Y 557
2024-04-11 22:58:14 C 00 33 56.23 +79 59 46.1 Y 557
2024-04-11 23:59:11 C 00 34 14.73 +80 00 07.9 Y 557
2024-04-12 01:01:30 C 00 34 33.51 +80 00 30.9 Y 557
2024-04-12 01:50:15 C 00 34 48.05 +80 00 49.4 Y 557
2024-04-12 03:03:25 C 00 35 09.60 +80 01 17.4 Y 557
2024-04-13 20:51:31 C 00 47 17.56 +80 14 02.6 Y 557
2024-04-13 21:18:58 C 00 47 26.34 +80 14 09.7 Y 557
2024-04-13 21:43:22 C 00 47 34.12 +80 14 16.1 Y 557
2024-04-13 21:55:45 C 00 47 36.857 +80 14 20.83 V Z80
2024-04-13 22:03:50 C 00 47 39.446 +80 14 22.81 V Z80
2024-04-13 22:12:25 C 00 47 42.283 +80 14 25.01 V Z80
2024-04-13 22:13:50 C 00 47 43.83 +80 14 24.5 Y 557
2024-04-14 20:57:35 C 00 54 35.398 +80 20 20.15 V Z80
2024-04-14 21:04:13 C 00 54 37.610 +80 20 21.62 V Z80
2024-04-14 21:10:53 C 00 54 39.756 +80 20 22.74 V Z80
2024-04-16 23:50:32 C 01 10 38.232 +80 30 31.39 V Z80
2024-04-16 23:56:13 C 01 10 40.214 +80 30 32.83 V Z80
2024-04-17 00:01:55 C 01 10 41.974 +80 30 33.55 V Z80
2024-04-20 20:48:48 C 01 41 13.361 +80 37 40.91 V Z80
2024-04-20 20:55:00 C 01 41 15.598 +80 37 40.94 V Z80
2024-04-20 21:00:13 C 01 41 17.383 +80 37 40.30 V Z80
2024-04-21 22:14:33 C 01 49 47.988 +80 36 44.17 V Z80
2024-04-21 22:20:13 C 01 49 49.838 +80 36 43.78 V Z80
2024-04-21 22:25:54 C 01 49 51.917 +80 36 43.24 V Z80
2024-04-23 22:49:46 C 02 06 08.208 +80 31 19.78 V Z80
2024-04-23 22:56:57 C 02 06 10.886 +80 31 19.02 V Z80
2024-04-23 23:01:09 C 02 06 12.264 +80 31 18.19 V Z80
2024-04-24 21:36:45 C 02 13 42.461 +80 27 07.38 V Z80
2024-04-24 21:43:52 C 02 13 44.957 +80 27 05.04 V Z80
2024-04-27 20:06:54 C 02 36 34.59 +80 06 42.3 Y 557
2024-04-27 21:10:54 C 02 36 55.83 +80 06 16.4 Y 557
2024-04-27 22:14:56 C 02 37 17.26 +80 05 51.2 Y 557
2024-04-27 23:18:56 C 02 37 38.70 +80 05 26.5 Y 557
2024-04-28 00:22:58 C 02 38 00.19 +80 05 03.0 Y 557
2024-04-28 01:26:59 C 02 38 21.51 +80 04 40.4 Y 557
2024-04-28 20:42:23 C 02 44 14.99 +79 56 52.6 Y 557
2024-04-28 21:46:23 C 02 44 35.77 +79 56 23.3 Y 557
2024-04-28 22:02:57 C 02 44 40.090 +79 56 17.84 V Z80
2024-04-28 22:06:31 C 02 44 41.429 +79 56 16.58 V Z80
2024-04-28 22:44:18 C 02 44 54.75 +79 55 57.6 Y 557
2024-04-28 23:42:13 C 02 45 13.71 +79 55 32.2 Y 557
2024-04-29 00:43:12 C 02 45 33.58 +79 55 06.6 Y 557
2024-04-29 01:41:09 C 02 45 52.36 +79 54 42.6 Y 557
2024-04-30 21:44:32 C 02 58 52.853 +79 33 01.55 V Z80
2024-04-30 21:50:11 C 02 58 54.482 +79 32 58.52 V Z80
2024-04-30 21:55:51 C 02 58 56.105 +79 32 54.67 V Z80
2024-04-30 22:07:00 C 02 59 00.61 +79 32 46.8 Y 557
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)