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
2020-02-14 21:29:28 C 10 30 23.40 +37 33 45.8 q C77
2020-02-14 21:32:24 C 10 30 20.20 +37 34 11.9 q I93
2020-02-14 21:34:20 C 10 30 14.66 +37 34 57.9 q C77
2020-02-14 21:39:18 C 10 30 05.53 +37 36 12.3 q C77
2020-02-14 21:47:02 C 10 29 50.63 +37 38 02.4 V 203
2020-02-14 21:57:56 C 10 29 34.08 +37 40 37.1 q 958
2020-02-14 22:01:24 C 10 29 24.18 +37 41 35.6 V 203
2020-02-14 22:06:43 C 10 29 17.95 +37 42 47.8 q 958
2020-02-14 22:11:17 C 10 29 09.54 +37 43 56.3 q 958
2020-02-14 22:15:40 C 10 29 01.38 +37 45 01.4 q 958
2020-02-14 22:17:30 C 10 28 54.32 +37 45 34.1 V 203
2020-02-14 22:53:04 C 10 27 47.53 +37 54 19.0 V 204
2020-02-14 22:53:11 C 10 27 46.93 +37 54 34.5 V K63
2020-02-14 22:58:56 C 10 27 35.90 +37 56 00.0 V K63
2020-02-14 23:03:03 C 10 27 28.60 +37 56 46.5 V 204
2020-02-14 23:05:11 C 10 27 24.03 +37 57 31.6 V K63
2020-02-14 23:10:00 C 10 27 13.56 +37 58 32.0 V 595
2020-02-14 23:13:01 C 10 27 09.60 +37 59 13.9 V 204
2020-02-14 23:16:41 C 10 27 00.81 +38 00 10.1 V 595
2020-02-14 23:23:21 C 10 26 47.97 +38 01 49.0 V 595
2020-02-14 23:30:02 C 10 26 35.16 +38 03 26.5 V 595
2020-02-14 23:30:34 C 10 26 35.24 +38 03 47.6 V 160
2020-02-14 23:33:18 C 10 26 30.03 +38 04 28.0 V 160
2020-02-14 23:34:38 C 10 26 27.45 +38 04 47.3 V 160
2020-02-14 23:36:00 C 10 26 24.79 +38 05 07.1 V 160
2020-02-14 23:38:41 C 10 26 19.61 +38 05 47.1 V 160
2020-02-15 02:09:10 C 10 21 20.97 +38 42 21.4 V 104
2020-02-15 02:11:43 C 10 21 15.80 +38 42 58.4 V 104
2020-02-15 02:14:15 C 10 21 10.63 +38 43 35.1 V 104
2020-02-15 02:16:48 C 10 21 05.45 +38 44 11.9 V 104
2020-02-15 02:46:44 C 10 20 06.08 +38 51 35.2 V C95
2020-02-15 02:59:48 C 10 20 15.36 +38 55 20.0 V W34
2020-02-15 03:05:22 C 10 20 03.91 +38 56 46.5 V W34
2020-02-15 03:08:33 C 10 20 02.60 +38 55 40.7 V V01
2020-02-15 03:13:22 C 10 19 11.23 +38 58 00.4 V C95
2020-02-15 03:13:27 C 10 19 47.22 +38 58 53.3 V W34
2020-02-15 03:19:49 C 10 19 34.03 +39 00 32.9 V W34
2020-02-15 03:22:24 C 10 19 34.73 +38 59 20.5 V V01
2020-02-15 03:28:16 C 10 19 16.51 +39 02 45.5 V W34
2020-02-15 03:39:15 C 10 18 17.67 +39 04 14.0 V C95
2020-02-15 04:17:18 C 10 17 34.64 +39 15 25.2 q 850
2020-02-15 04:24:08 C 10 17 27.67 +39 15 37.2 V V01
2020-02-15 04:25:38 C 10 17 16.76 +39 17 33.7 q 850
2020-02-15 04:37:04 C 10 17 00.50 +39 19 02.1 V V01
2020-02-15 05:08:32 C 10 15 44.33 +39 28 08.6 u H21
2020-02-15 05:09:39 C 10 15 41.91 +39 28 26.1 u H21
2020-02-15 05:10:47 C 10 15 39.48 +39 28 43.4 u H21
2020-02-15 05:12:07 C 10 15 47.35 +39 29 08.4 V I52
2020-02-15 05:12:10 C 10 15 36.42 +39 29 04.9 u H21
2020-02-15 05:12:35 C 10 15 46.34 +39 29 15.5 V I52
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)