2018 CU1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5665286636 ± 2.68e-08
Semi-major axis (a)1.9116392221 AU ± 5.87e-09
Inclination (i)19.66256468° ± 1.33e-05
Long. of Asc. Node (Ω)341.40706008° ± 5.65e-06
Arg. of Perihelion (ω)99.07239159° ± 9.53e-06
Mean Anomaly (M)354.88365747° ± 5.42e-06
Mean Motion (n)0.3729094399°/day ± 1.72e-09
Perihelion dist (q)0.82864081 AU ± 5.13e-08
Aphelion dist (Q)2.99463764 AU ± 5.21e-08
Orbital Period2.64307142 yr ± 1.22e-08
Physical Parameters
H (abs. magnitude)21.05
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.368″
Uncertainty0
Orbit TypeApollo
MOID0.111050 AU
Observations Used180
Oppositions4
Arc Total2018-2025
First Observation Used2018-02-07
Last Observation Used2025-11-02
Observations (184)
Date Type RA Dec Mag Band Observatory
2018-02-22 09:57:26 C 10 55 20.67 +35 43 59.3 U 703
2018-02-22 10:05:14 C 10 55 17.75 +35 42 53.5 U 703
2018-02-22 10:11:32 C 10 55 15.47 +35 42 01.4 o 291
2018-02-22 10:12:46 C 10 55 15.01 +35 41 51.0 o 291
2018-02-22 10:13:02 C 10 55 14.84 +35 41 47.9 U 703
2018-02-22 10:14:01 C 10 55 14.54 +35 41 40.6 o 291
2018-02-22 10:20:51 C 10 55 11.95 +35 40 42.0 U 703
2018-02-22 12:15:22 C 10 54 32.66 +35 25 06.2 U T05
2018-02-22 12:30:43 C 10 54 26.93 +35 22 58.0 U T05
2018-02-22 12:33:01 C 10 54 26.10 +35 22 39.0 U T05
2018-02-22 12:58:20 C 10 54 16.74 +35 19 06.9 U T05
2018-02-22 17:48:32 C 10 52 37.15 +34 39 00.2 r P93
2018-02-22 17:57:08 C 10 52 34.15 +34 37 50.6 r P93
2018-02-22 18:10:03 C 10 52 29.61 +34 36 04.5 r P93
2018-02-22 21:29:47 C 10 51 28.02 +34 08 38.0 U Z80
2018-02-22 21:35:01 C 10 51 26.17 +34 07 54.9 U Z80
2018-02-22 21:40:15 C 10 51 24.39 +34 07 12.7 U Z80
2018-02-22 21:45:49 C 10 51 22.45 +34 06 29.5 U Z80
2018-02-22 21:51:04 C 10 51 20.75 +34 05 47.7 U Z80
2018-02-22 22:50:18 C 10 51 00.16 +33 57 55.3 q A17
2018-02-22 23:01:55 C 10 50 56.19 +33 56 22.0 q A17
2018-02-22 23:16:59 C 10 50 51.04 +33 54 21.0 q A17
2018-02-23 02:23:25 C 10 49 48.42 +33 29 20.2 q C23
2018-02-23 02:27:44 C 10 49 46.98 +33 28 45.8 q C23
2018-02-23 02:32:02 C 10 49 45.53 +33 28 10.3 q C23
2018-02-23 06:07:37 C 10 48 41.27 +32 59 57.7 U 703
2018-02-23 06:15:14 C 10 48 38.76 +32 58 57.9 U 703
2018-02-23 06:22:51 C 10 48 36.17 +32 57 58.4 U 703
2018-02-23 06:30:29 C 10 48 33.73 +32 56 58.7 U 703
2018-02-23 21:11:37 C 10 44 11.46 +31 03 01.2 U G34
2018-02-23 21:13:29 C 10 44 10.90 +31 02 47.2 U G34
2018-02-23 21:15:22 C 10 44 10.37 +31 02 33.1 U G34
2018-02-24 19:17:24 C 10 38 19.13 +28 21 14.9 q C23
2018-02-24 19:20:38 C 10 38 18.26 +28 20 54.3 q C23
2018-02-24 19:23:52 C 10 38 17.51 +28 20 28.8 q C23
2018-02-24 19:27:06 C 10 38 16.66 +28 20 07.3 q C23
2018-02-24 23:21:17 C 10 37 16.96 +27 52 54.6 U Z80
2018-02-24 23:31:45 C 10 37 14.40 +27 51 41.9 U Z80
2018-02-24 23:42:12 C 10 37 11.68 +27 50 29.2 U Z80
2018-02-26 03:10:33 C 10 31 03.68 +24 47 51.7 q G48
2018-02-26 03:12:35 C 10 31 03.30 +24 47 38.7 q G48
2018-02-26 03:14:36 C 10 31 02.83 +24 47 26.0 q G48
2018-02-26 04:27:47 C 10 30 47.06 +24 39 46.4 U G96
2018-02-26 04:35:19 C 10 30 45.41 +24 38 59.2 U G96
2018-02-26 04:36:25 C 10 30 45.17 +24 38 52.3 U I52
2018-02-26 04:37:39 C 10 30 44.92 +24 38 44.6 U I52
2018-02-26 04:38:53 C 10 30 44.64 +24 38 36.9 U I52
2018-02-26 04:40:09 C 10 30 44.36 +24 38 28.9 U I52
2018-02-26 04:42:52 C 10 30 43.77 +24 38 12.0 U G96
2018-02-26 04:50:26 C 10 30 42.12 +24 37 24.8 U G96