163692 (2003 CY18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4107994583 ± 2.32e-09
Semi-major axis (a)1.5259798196 AU ± 4.97e-10
Inclination (i)7.20751808° ± 7.45e-07
Long. of Asc. Node (Ω)114.32553875° ± 5.93e-06
Arg. of Perihelion (ω)180.98936307° ± 5.92e-06
Mean Anomaly (M)285.20386436° ± 7.03e-07
Mean Motion (n)0.5228644210°/day ± 2.55e-10
Perihelion dist (q)0.89910814 AU ± 3.55e-09
Aphelion dist (Q)2.15285150 AU ± 3.61e-09
Orbital Period1.88505135 yr ± 9.20e-10
Physical Parameters
H (abs. magnitude)18.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.268″
Uncertainty0
Orbit TypeApollo
MOID0.092638 AU
Observations Used1263
Radar Obs Used4
Oppositions9
Arc Total2003-2022
First Observation Used2003-02-09
Last Observation Used2025-01-03
Observations (1493)
Date Type RA Dec Mag Band Observatory
2022-04-14 09:51:24 C 15 07 01.598 +16 16 18.48 V T08
2022-04-14 09:54:02 C 15 07 01.673 +16 16 22.84 V T08
2022-04-14 09:57:58 C 15 07 01.726 +16 16 28.96 V T08
2022-04-14 10:09:59 C 15 07 02.062 +16 16 47.53 V T08
2022-04-14 20:55:10 C 15 07 23.19 +16 33 12.6 X G02
2022-04-14 21:03:33 C 15 07 23.42 +16 33 25.7 X G02
2022-04-14 21:11:40 C 15 07 23.65 +16 33 38.6 X G02
2022-04-15 08:57:11 C 15 07 46.920 +16 52 21.86 V T08
2022-04-15 09:01:50 C 15 07 47.102 +16 52 29.46 V T08
2022-04-15 09:05:46 C 15 07 47.117 +16 52 34.79 V T08
2022-04-15 09:13:02 C 15 07 47.335 +16 52 47.42 V T08
2022-04-15 10:11:33 C 15 07 48.833 +16 54 20.56 V T05
2022-04-15 10:18:09 C 15 07 49.022 +16 54 31.18 V T05
2022-04-15 10:26:45 C 15 07 49.212 +16 54 44.50 V T05
2022-04-15 22:11:38 C 15 08 12.17 +17 13 17.0 V K83
2022-04-15 22:14:19 C 15 08 12.28 +17 13 21.3 V K83
2022-04-15 22:16:29 C 15 08 12.33 +17 13 24.9 V K83
2022-04-16 23:24:29 C 15 09 00.415 +17 54 22.28 X K87
2022-04-16 23:26:34 C 15 09 00.468 +17 54 25.85 X K87
2022-04-16 23:28:41 C 15 09 00.533 +17 54 29.16 X K87
2022-04-19 00:00:22 C 15 10 33.751 +19 17 09.38 X K74
2022-04-19 00:04:24 C 15 10 33.878 +19 17 16.44 X K74
2022-04-19 00:07:38 C 15 10 33.953 +19 17 21.80 X K74
2022-04-19 00:10:52 C 15 10 34.032 +19 17 27.24 X K74
2022-04-19 00:14:04 C 15 10 34.123 +19 17 33.07 X K74
2022-04-20 00:19:21 C 15 11 20.455 +20 00 23.87 V K74
2022-04-20 00:24:11 C 15 11 20.594 +20 00 32.54 V K74
2022-04-20 00:29:01 C 15 11 20.707 +20 00 41.44 V K74
2022-04-20 00:33:03 C 15 11 20.815 +20 00 48.60 V K74
2022-04-20 09:04:23 C 15 11 36.938 +20 16 25.97 V 703
2022-04-20 09:12:36 C 15 11 37.194 +20 16 40.80 V 703
2022-04-20 09:20:50 C 15 11 37.370 +20 16 55.85 V 703
2022-04-20 09:29:04 C 15 11 37.547 +20 17 10.64 V 703
2022-04-20 10:07:18 C 15 11 40.178 +20 18 26.71 V T05
2022-04-20 10:11:22 C 15 11 40.262 +20 18 34.27 V T05
2022-04-20 10:15:19 C 15 11 40.356 +20 18 41.54 V T05
2022-04-20 10:23:43 C 15 11 40.550 +20 18 57.24 V T05
2022-04-21 11:52:32 C 15 12 28.944 +21 06 13.82 V T05
2022-04-21 11:56:41 C 15 12 29.038 +21 06 21.56 V T05
2022-04-21 12:05:42 C 15 12 29.232 +21 06 38.48 V T05
2022-04-22 08:57:17 C 15 13 09.887 +21 46 20.10 V 703
2022-04-22 09:05:06 C 15 13 10.052 +21 46 35.11 V 703
2022-04-22 09:12:54 C 15 13 10.218 +21 46 50.30 V 703
2022-04-22 09:20:37 C 15 13 10.420 +21 47 05.14 V 703
2022-04-23 09:52:52 C 15 14 00.127 +22 35 21.73 V T08
2022-04-23 09:55:29 C 15 14 00.187 +22 35 27.13 V T08
2022-04-23 10:00:45 C 15 14 00.314 +22 35 37.72 V T08
2022-04-23 10:13:36 C 15 14 00.602 +22 36 02.81 V T08
2022-04-24 11:39:06 C 15 14 50.237 +23 27 33.37 V T05
2022-04-24 11:53:56 C 15 14 50.582 +23 28 03.76 V T05
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2005-07-12 16:45:00 116007280.98 2 us 2380 -1 -1
2005-07-12 16:45:00 2251.6404 0.05 Hz 2380 -1 -1
2022-05-29 20:40:00 93212479.79 2 us 8560 -14 -14
2022-05-29 21:30:00 71333.27 0.2 Hz 8560 -14 -14
2022-06-01 06:20:00 92325795.86 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)