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
2022-06-26 06:41:04 C 10 11 21.221 +36 09 03.85 V T08
2022-06-26 06:55:00 C 10 11 21.967 +36 08 41.96 V T08
2022-06-26 07:02:58 C 10 11 22.426 +36 08 30.59 V T08
2022-06-26 07:09:36 C 10 11 22.718 +36 08 20.33 V T08
2022-06-26 07:20:13 C 10 11 23.347 +36 08 03.37 V T08
2022-07-01 04:23:47 C 10 16 33.490 +33 03 40.61 U I41
2022-07-01 04:25:11 C 10 16 33.540 +33 03 38.20 U I41
2022-07-01 04:26:35 C 10 16 33.569 +33 03 35.89 U I41
2022-07-01 04:27:58 C 10 16 33.619 +33 03 33.59 U I41
2022-07-01 04:29:21 C 10 16 33.660 +33 03 31.28 U I41
2022-07-02 04:23:44 C 10 17 15.941 +32 23 38.00 U I41
2022-07-02 04:25:05 C 10 17 15.979 +32 23 35.59 U I41
2022-07-02 04:26:26 C 10 17 16.020 +32 23 33.29 U I41
2022-07-02 04:27:48 C 10 17 16.051 +32 23 30.91 U I41
2022-07-03 04:23:01 C 10 17 50.520 +31 42 47.20 U I41
2022-07-03 04:24:23 C 10 17 50.539 +31 42 44.78 U I41
2022-07-03 04:25:44 C 10 17 50.570 +31 42 42.52 U I41
2022-07-03 04:28:26 C 10 17 50.630 +31 42 37.80 U I41
2022-07-04 04:23:39 C 10 18 16.920 +31 01 04.12 U I41
2022-07-04 04:25:01 C 10 18 16.939 +31 01 01.49 U I41
2022-07-04 04:26:23 C 10 18 16.949 +31 00 59.18 U I41
2022-07-04 04:27:46 C 10 18 16.970 +31 00 56.48 U I41
2022-07-04 04:29:07 C 10 18 17.011 +31 00 54.22 U I41
2022-07-06 04:05:11 C 10 18 43.500 +29 35 38.00 U I41
2022-07-06 04:12:08 C 10 18 43.500 +29 35 25.12 U I41
2022-07-06 04:15:38 C 10 18 43.510 +29 35 18.38 U I41
2022-07-06 04:19:07 C 10 18 43.531 +29 35 12.01 U I41
2022-07-07 04:04:53 C 10 18 43.121 +28 51 18.22 U I41
2022-07-07 04:08:24 C 10 18 43.099 +28 51 11.48 U I41
2022-07-07 04:11:53 C 10 18 43.090 +28 51 04.90 U I41
2022-07-07 04:15:23 C 10 18 43.070 +28 50 58.31 U I41
2022-07-07 04:18:52 C 10 18 43.051 +28 50 51.68 U I41
2024-02-16 18:55:22 C 21 45 22.36 +54 22 02.9 M32
2024-02-16 18:56:00 C 21 45 22.39 +54 22 04.9 M32
2024-02-16 18:56:38 C 21 45 22.45 +54 22 06.4 M32
2024-02-16 18:57:16 C 21 45 22.48 +54 22 08.4 M32
2024-02-16 18:58:31 C 21 45 22.50 +54 22 11.7 M32
2024-02-16 18:59:09 C 21 45 22.54 +54 22 13.5 M32
2024-02-16 18:59:47 C 21 45 22.58 +54 22 15.3 M32
2024-02-16 19:09:52 C 21 45 23.12 +54 22 41.9 M32
2024-02-16 19:10:31 C 21 45 23.18 +54 22 43.8 M32
2024-02-16 19:11:09 C 21 45 23.19 +54 22 45.6 M32
2024-02-18 20:09:58 C 21 47 50.383 +56 30 29.59 V Z80
2024-02-18 20:16:59 C 21 47 50.770 +56 30 46.40 V Z80
2024-02-24 19:30:33 C 21 55 47.510 +61 43 01.52 V Z80
2024-02-24 19:42:40 C 21 55 48.317 +61 43 24.20 V Z80
2024-03-02 19:43:29 C 22 06 59.870 +66 23 52.84 V Z80
2024-03-02 19:51:28 C 22 07 00.646 +66 24 03.10 V Z80
2024-03-02 19:59:30 C 22 07 01.126 +66 24 15.19 V Z80
2024-03-05 21:43:29 C 22 12 43.966 +68 06 28.55 V Z80
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)