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
2022-05-19 21:10:56 C 16 05 32.37 +57 29 58.4 V 073
2022-05-19 22:01:34 C 16 05 44.04 +57 34 30.6 V L18
2022-05-19 22:01:51 C 16 05 44.09 +57 34 31.3 V L18
2022-05-19 22:02:25 C 16 05 44.31 +57 34 34.7 V L18
2022-05-19 22:02:34 C 16 05 44.40 +57 34 41.3 V 073
2022-05-19 22:02:43 C 16 05 44.31 +57 34 36.5 V L18
2022-05-19 22:03:00 C 16 05 44.41 +57 34 38.1 V L18
2022-05-19 22:03:17 C 16 05 44.50 +57 34 39.8 V L18
2022-05-19 22:03:34 C 16 05 44.52 +57 34 41.0 V L18
2022-05-19 22:03:52 C 16 05 44.60 +57 34 42.6 V L18
2022-05-19 22:04:09 C 16 05 44.71 +57 34 44.2 V L18
2022-05-19 22:52:05 C 16 05 56.00 +57 39 10.7 V 073
2022-05-19 23:41:36 C 16 06 07.61 +57 43 38.8 V 073
2022-05-20 19:04:58 C 16 11 47.98 +59 30 42.7 V 073
2022-05-20 19:46:44 C 16 11 59.93 +59 34 43.8 V 073
2022-05-20 20:27:44 C 16 12 11.58 +59 38 40.6 V 073
2022-05-20 21:02:59 C 16 12 21.51 +59 42 01.9 V 073
2022-05-20 21:32:22 C 16 12 29.81 +59 44 50.0 V 073
2022-05-20 22:01:45 C 16 12 37.99 +59 47 39.2 V 073
2022-05-21 23:06:15 C 16 21 21.742 +62 11 45.71 V K74
2022-05-21 23:07:29 C 16 21 22.169 +62 11 53.02 V K74
2022-05-21 23:09:00 C 16 21 22.697 +62 12 01.94 V K74
2022-05-21 23:10:14 C 16 21 23.141 +62 12 09.07 V K74
2022-05-21 23:11:27 C 16 21 23.561 +62 12 16.34 V K74
2022-05-21 23:12:03 C 16 21 23.794 +62 12 19.84 V K74
2022-05-22 10:28:05 C 16 25 57.598 +63 19 23.63 V T08
2022-05-22 10:36:02 C 16 26 00.598 +63 20 11.22 V T08
2022-05-22 10:39:22 C 16 26 01.831 +63 20 30.91 V T08
2022-05-22 10:47:58 C 16 26 05.074 +63 21 22.18 V T08
2022-05-22 11:23:23 C 16 26 18.422 +63 24 51.66 V T08
2022-05-22 11:28:41 C 16 26 20.446 +63 25 22.98 V T08
2022-05-22 11:36:43 C 16 26 23.484 +63 26 10.14 V T08
2022-05-22 12:16:21 C 16 26 38.626 +63 30 02.34 V T08
2022-05-22 22:21:27 C 16 31 19.82 +64 29 40.4 V L65
2022-05-22 22:29:57 C 16 31 23.62 +64 30 31.9 V L65
2022-05-22 22:37:53 C 16 31 27.08 +64 31 20.2 V L65
2022-05-23 10:01:22 S 16 37 08.890 +65 39 10.62 L C51
2022-05-23 13:08:35 S 16 38 50.186 +65 58 10.02 L C51
2022-05-23 13:08:46 S 16 38 50.153 +65 58 10.81 L C51
2022-05-23 16:17:27 S 16 40 34.018 +66 17 18.56 L C51
2022-05-24 08:45:29 C 16 50 36.028 +67 59 37.93 V 703
2022-05-24 08:53:27 C 16 50 40.906 +68 00 26.46 V 703
2022-05-24 09:09:18 C 16 50 50.665 +68 02 02.58 V 703
2022-05-24 10:29:55 C 16 51 51.072 +68 10 32.09 V T05
2022-05-24 10:34:33 C 16 51 53.904 +68 11 00.38 V T05
2022-05-24 10:41:47 C 16 51 58.327 +68 11 45.24 V T05
2022-05-24 10:50:21 C 16 52 03.672 +68 12 38.20 V T05
2022-05-24 22:08:44 C 17 00 15.98 +69 21 31.5 V 094
2022-05-24 22:09:15 C 17 00 16.36 +69 21 34.7 V 094
2022-05-25 00:10:56 C 17 01 45.28 +69 33 56.1 V 094
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)