2018 CW2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4224811278 ± 2.26e-07
Semi-major axis (a)0.7599069205 AU ± 1.03e-08
Inclination (i)5.09697538° ± 7.32e-06
Long. of Asc. Node (Ω)331.90176076° ± 1.07e-05
Arg. of Perihelion (ω)327.71484995° ± 2.10e-05
Mean Anomaly (M)122.88254591° ± 2.51e-05
Mean Motion (n)1.4878929180°/day ± 3.01e-08
Perihelion dist (q)0.43886059 AU ± 1.72e-07
Aphelion dist (Q)1.08095325 AU ± 1.72e-07
Orbital Period0.66243093 yr ± 1.34e-08
NGA Modelr2
A2-4.68098758e-13 ± 2.25e-14 AU/d²
Physical Parameters
H (abs. magnitude)25.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.559″
Uncertainty0
Orbit TypeAten
MOID0.004404 AU
Observations Used159
Radar Obs Used3
Oppositions2
Arc Total2018-2022
First Observation Used2018-02-09
Last Observation Used2022-02-17
Observations (159)
Date Type RA Dec Mag Band Observatory
2018-02-09 06:27:45 C 09 12 45.82 +38 12 50.1 U G96
2018-02-09 06:35:13 C 09 12 37.47 +38 13 16.4 U G96
2018-02-09 06:42:40 C 09 12 29.20 +38 13 42.2 U G96
2018-02-09 06:50:08 C 09 12 20.89 +38 14 09.2 U G96
2018-02-09 10:32:37 C 09 08 10.86 +38 26 16.2 U I52
2018-02-09 10:34:00 C 09 08 09.34 +38 26 20.8 U I52
2018-02-09 10:35:23 C 09 08 07.75 +38 26 25.1 U I52
2018-02-09 10:39:49 C 09 08 02.83 +38 26 38.3 U I52
2018-02-09 22:22:49 C 08 55 04.82 +39 03 51.9 S L01
2018-02-09 22:26:19 C 08 55 00.54 +39 04 02.6 S L01
2018-02-09 22:29:49 C 08 54 56.37 +39 04 12.6 S L01
2018-02-10 00:39:29 C 08 52 22.85 +39 10 16.1 U J95
2018-02-10 00:48:32 C 08 52 11.93 +39 10 41.4 U J95
2018-02-10 00:54:46 C 08 52 04.43 +39 10 58.7 U J95
2018-02-10 04:00:46 C 08 48 36.59 +39 20 25.9 U I52
2018-02-10 04:02:21 C 08 48 34.58 +39 20 30.4 U I52
2018-02-10 04:03:08 C 08 48 33.66 +39 20 33.6 U I52
2018-02-10 21:40:20 C 08 26 43.06 +40 03 06.6 U 587
2018-02-10 21:46:37 C 08 26 34.64 +40 03 19.5 U 587
2018-02-10 21:49:25 C 08 26 30.99 +40 03 24.8 U 587
2018-02-10 22:45:50 C 08 25 15.55 +40 05 23.3 U 104
2018-02-10 22:54:22 C 08 25 04.20 +40 05 38.8 U 104
2018-02-10 23:26:16 C 08 24 22.12 +40 06 34.7 U 204
2018-02-10 23:45:51 C 08 23 56.00 +40 07 10.4 U 204
2018-02-11 00:05:22 C 08 23 29.95 +40 07 45.6 U 204
2018-02-11 03:01:47 C 08 19 55.38 +40 13 25.3 U I52
2018-02-11 03:03:10 C 08 19 53.46 +40 13 28.2 U I52
2018-02-11 03:05:56 C 08 19 49.87 +40 13 34.2 U I52
2018-02-11 20:32:08 C 07 56 24.18 +40 35 14.0 U J95
2018-02-11 20:38:39 C 07 56 14.98 +40 35 19.9 U J95
2018-02-11 20:46:18 C 07 56 04.15 +40 35 26.6 U J95
2020-02-14 05:56:56 C 10 53 32.34 +34 06 56.1 U I41
2020-02-14 05:57:26 C 10 53 31.56 +34 07 02.6 U I41
2020-02-14 07:26:46 C 10 51 29.94 +34 26 10.7 U I41
2020-02-14 07:27:16 C 10 51 29.21 +34 26 17.1 U I41
2020-02-14 07:48:27 C 10 50 59.50 +34 30 49.8 U I41
2020-02-14 07:48:57 C 10 50 58.75 +34 30 55.9 U I41
2020-02-14 07:49:06 C 10 50 58.57 +34 30 58.7 U I41
2020-02-14 07:49:35 C 10 50 57.86 +34 31 04.9 U I41
2020-02-14 19:21:41 C 10 34 06.37 +37 02 21.0 V L01
2020-02-14 19:23:03 C 10 34 04.06 +37 02 41.1 V L01
2020-02-14 19:24:18 C 10 34 01.92 +37 02 59.8 V L01
2020-02-14 19:25:34 C 10 33 59.76 +37 03 18.2 V L01
2020-02-14 20:44:14 C 10 31 42.87 +37 22 41.6 V L01
2020-02-14 20:45:40 C 10 31 40.30 +37 23 02.8 V L01
2020-02-14 20:46:55 C 10 31 38.09 +37 23 21.4 V L01
2020-02-14 20:48:10 C 10 31 35.83 +37 23 40.0 V L01
2020-02-14 20:49:25 C 10 31 33.62 +37 23 58.4 V L01
2020-02-14 21:19:47 C 10 30 42.94 +37 31 03.5 q I93
2020-02-14 21:26:05 C 10 30 31.58 +37 32 37.7 q I93
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2022-02-19 22:00:00 -533339.704 0.25 Hz 8560 -14 -14
2022-02-19 22:40:00 11181302.45 2 us 8560 -14 -14
2022-02-19 23:00:00 11257047.12 0.3 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)