2018 CW13

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7049202888 ± 1.12e-07
Semi-major axis (a)1.6108709530 AU ± 9.09e-09
Inclination (i)28.90866044° ± 1.53e-05
Long. of Asc. Node (Ω)130.01549185° ± 2.33e-06
Arg. of Perihelion (ω)243.39606521° ± 1.66e-05
Mean Anomaly (M)341.28236711° ± 6.32e-06
Mean Motion (n)0.4820822602°/day ± 4.08e-09
Perihelion dist (q)0.47533534 AU ± 1.81e-07
Aphelion dist (Q)2.74640657 AU ± 1.82e-07
Orbital Period2.04451888 yr ± 1.73e-08
Physical Parameters
H (abs. magnitude)19.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.295″
Uncertainty0
Orbit TypeApollo
MOID0.088586 AU
Observations Used278
Oppositions3
Arc Total2018-2024
First Observation Used2018-02-10
Last Observation Used2024-02-08
Observations (299)
Date Type RA Dec Mag Band Observatory
2020-01-20 02:59:46 C 11 37 52.43 +08 38 44.0 V L01
2020-01-20 09:02:08 C 11 36 58.32 +08 59 26.9 o 691
2020-01-20 09:11:57 C 11 36 56.79 +09 00 00.6 o 691
2020-01-20 09:21:44 C 11 36 55.27 +09 00 34.2 o 691
2020-01-21 01:44:51 C 11 34 25.19 +09 56 13.3 V 033
2020-01-21 01:46:04 C 11 34 25.00 +09 56 17.4 V 033
2020-01-21 01:47:18 C 11 34 24.81 +09 56 21.4 V 033
2020-01-21 04:56:41 C 11 33 55.02 +10 07 02.8 V 033
2020-01-21 04:57:54 C 11 33 54.83 +10 07 07.1 V 033
2020-01-21 04:59:08 C 11 33 54.64 +10 07 11.1 V 033
2020-01-21 10:22:37 C 11 33 05.33 +10 25 29.8 q 734
2020-01-21 10:27:34 C 11 33 04.60 +10 25 46.2 q 734
2020-01-21 10:32:32 C 11 33 03.79 +10 26 02.7 q 734
2020-01-21 10:37:29 C 11 33 02.98 +10 26 20.0 q 734
2020-01-25 10:10:11 C 11 18 00.35 +15 38 57.5 V G96
2020-01-25 10:17:41 C 11 17 59.11 +15 39 21.2 V G96
2020-01-25 10:32:26 C 11 17 56.67 +15 40 07.6 V G96
2020-01-25 10:49:19 C 11 17 53.85 +15 41 00.9 V G96
2020-01-29 08:36:10 C 11 02 39.11 +20 21 50.9 V 703
2020-01-29 08:43:46 C 11 02 37.86 +20 22 12.8 V 703
2020-01-29 08:51:22 C 11 02 36.59 +20 22 34.2 V 703
2020-01-29 08:58:57 C 11 02 35.29 +20 22 55.4 V 703
2020-01-31 04:43:53 C 10 55 23.64 +22 22 46.7 V C95
2020-01-31 04:58:55 C 10 55 21.14 +22 23 25.9 V C95
2020-02-02 09:17:58 C 10 46 48.68 +24 36 42.1 V G96
2020-02-02 09:25:19 C 10 46 47.44 +24 37 00.1 V G96
2020-02-02 09:32:43 C 10 46 46.19 +24 37 18.2 V G96
2020-02-02 09:40:04 C 10 46 44.97 +24 37 36.0 V G96
2022-01-14 08:24:39 S 12 04 16.294 -47 47 59.64 L C51
2022-01-14 09:58:43 S 12 02 55.183 -47 33 54.43 L C51
2022-01-15 15:13:56 C 11 38 40.00 -42 46 46.6 V R65
2022-01-15 15:15:14 C 11 38 38.95 -42 46 32.9 V R65
2022-01-15 15:16:31 C 11 38 37.90 -42 46 19.2 V R65
2022-01-15 15:17:48 C 11 38 36.84 -42 46 05.4 V R65
2022-01-15 15:19:07 C 11 38 35.79 -42 45 51.7 V R65
2022-01-20 10:02:40 C 10 22 19.87 -18 44 28.4 V T08
2022-01-20 10:32:49 C 10 22 03.29 -18 37 50.1 V T08
2022-01-20 11:02:43 C 10 21 46.78 -18 31 15.2 V T08
2022-01-20 11:07:23 C 10 21 44.24 -18 30 12.7 V T08
2022-01-21 11:14:40 C 10 09 28.76 -13 14 19.4 V R65
2022-01-21 11:16:46 C 10 09 27.71 -13 13 53.1 V R65
2022-01-21 11:18:49 C 10 09 26.68 -13 13 26.1 V R65
2022-01-21 11:20:55 C 10 09 25.70 -13 13 00.2 V R65
2022-01-22 00:20:57 C 10 03 15.24 -10 30 37.1 V K83
2022-01-22 00:23:43 C 10 03 13.92 -10 30 02.9 V K83
2022-01-22 00:26:29 C 10 03 12.61 -10 29 28.4 V K83
2022-01-22 10:40:41 C 09 58 33.33 -08 23 55.0 V I52
2022-01-22 10:40:55 C 09 58 33.24 -08 23 52.0 V I52
2022-01-22 10:41:10 C 09 58 33.14 -08 23 49.2 V I52
2022-01-22 10:41:24 C 09 58 33.03 -08 23 46.5 V I52