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
2022-11-02 08:13:47 C 04 02 44.783 +01 10 41.41 V 703
2022-11-02 08:21:51 C 04 02 44.063 +01 10 40.51 V 703
2022-11-04 03:50:33 C 03 58 41.986 +01 10 26.94 V W68
2022-11-04 03:54:28 C 03 58 41.587 +01 10 27.16 V W68
2022-11-04 04:01:37 C 03 58 40.906 +01 10 27.12 V W68
2022-11-04 04:31:47 C 03 58 38.002 +01 10 27.41 V W68
2022-11-05 04:55:39 C 03 56 22.045 +01 10 21.40 V 703
2022-11-05 05:02:45 C 03 56 21.458 +01 10 21.86 V 703
2022-11-05 05:09:49 C 03 56 20.756 +01 10 22.26 V 703
2022-11-05 05:16:54 C 03 56 20.058 +01 10 21.86 V 703
2022-11-11 11:26:04 C 03 42 31.318 +01 19 10.74 V T08
2022-11-11 11:30:43 C 03 42 30.869 +01 19 10.92 V T08
2022-11-11 11:40:03 C 03 42 29.942 +01 19 12.11 V T08
2022-11-11 12:29:55 C 03 42 25.099 +01 19 15.96 V T08
2022-11-12 08:05:05 C 03 40 40.660 +01 21 20.02 V 703
2022-11-12 08:12:44 C 03 40 39.979 +01 21 20.38 V 703
2022-11-12 08:20:23 C 03 40 39.281 +01 21 20.81 V 703
2022-11-12 08:28:02 C 03 40 38.615 +01 21 20.63 V 703
2022-11-13 22:49:49 C 03 37 16.279 +01 26 21.66 V M22
2022-11-13 23:35:21 C 03 37 12.115 +01 26 27.35 V M22
2022-11-13 23:39:15 C 03 37 11.801 +01 26 28.07 V M22
2022-11-13 23:46:24 C 03 37 11.090 +01 26 28.54 V M22
2022-11-16 06:01:36 C 03 32 33.077 +01 34 30.43 V W68
2022-11-16 06:10:10 C 03 32 32.347 +01 34 31.69 V W68
2022-11-16 06:21:53 C 03 32 31.344 +01 34 33.60 V W68
2022-11-16 06:57:45 C 03 32 28.224 +01 34 39.43 V W68
2022-11-19 06:56:01 C 03 26 37.900 +01 47 26.70 V G96
2022-11-19 07:03:25 C 03 26 37.284 +01 47 28.07 V G96
2022-11-19 07:12:39 C 03 26 36.528 +01 47 29.90 V G96
2022-11-19 07:20:04 C 03 26 35.920 +01 47 31.34 V G96
2022-11-19 12:43:03 C 03 26 11.323 +01 48 49.61 V P07
2022-11-19 13:50:39 C 03 26 05.842 +01 49 02.93 V P07
2022-11-19 15:04:12 C 03 25 59.834 +01 49 17.62 V P07
2022-11-19 16:47:46 C 03 25 51.372 +01 49 39.36 V P07
2022-11-19 17:40:58 C 03 25 47.050 +01 49 49.69 V P07
2022-11-20 03:35:52 C 03 25 01.490 +01 51 54.47 V W68
2022-11-20 03:41:44 C 03 25 01.058 +01 51 55.51 V W68
2022-11-20 03:49:32 C 03 25 00.425 +01 51 57.42 V W68
2022-11-20 03:57:20 C 03 24 59.794 +01 51 59.18 V W68
2022-11-21 06:02:14 C 03 23 01.000 +01 57 20.66 V 703
2022-11-21 06:09:52 C 03 23 00.438 +01 57 22.54 V 703
2022-11-21 06:17:29 C 03 22 59.855 +01 57 24.12 V 703
2022-11-21 06:25:06 C 03 22 59.250 +01 57 26.35 V 703
2022-11-21 14:48:26 C 03 22 21.854 +01 59 30.08 V P07
2022-11-21 15:40:06 C 03 22 17.813 +01 59 42.61 V P07
2022-11-21 17:26:35 C 03 22 09.576 +02 00 07.06 V P07
2022-11-21 17:29:01 C 03 22 09.403 +02 00 07.63 V P07
2022-11-21 18:38:45 C 03 22 04.030 +02 00 22.93 V P07
2022-11-23 10:19:11 C 03 19 12.782 +02 09 35.06 V T08
2022-11-23 10:23:50 C 03 19 12.408 +02 09 36.07 V T08
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)