2018 AO18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3144382389 ± 1.53e-07
Semi-major axis (a)1.8042845842 AU ± 8.71e-07
Inclination (i)3.86787033° ± 6.33e-06
Long. of Asc. Node (Ω)124.88918105° ± 9.41e-05
Arg. of Perihelion (ω)43.15818054° ± 2.03e-04
Mean Anomaly (M)66.72399948° ± 9.11e-04
Mean Motion (n)0.4066817825°/day ± 2.94e-07
Perihelion dist (q)1.23694852 AU ± 6.58e-07
Aphelion dist (Q)2.37162065 AU ± 1.18e-06
Orbital Period2.42358110 yr ± 1.75e-06
Physical Parameters
H (abs. magnitude)21.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.405″
Uncertainty0
Orbit TypeAmor
MOID0.249436 AU
Observations Used79
Oppositions1
Arc Total2017-2019
First Observation Used2017-12-29
Last Observation Used2019-10-19
Observations (79)
Date Type RA Dec Mag Band Observatory
2017-12-29 13:29:47 C 10 38 31.797 +07 31 42.80 U F51
2017-12-29 13:46:09 C 10 38 33.375 +07 31 37.95 U F51
2018-01-15 08:58:21 C 11 19 29.42 +05 38 55.5 U G96
2018-01-15 09:05:50 C 11 19 30.16 +05 38 53.6 U G96
2018-01-15 09:13:17 C 11 19 30.97 +05 38 52.4 U G96
2018-01-15 09:20:44 C 11 19 31.67 +05 38 50.6 U G96
2018-01-15 12:04:18 C 11 19 47.31 +05 38 16.4 U I52
2018-01-15 12:07:05 C 11 19 47.60 +05 38 16.1 U I52
2018-01-15 12:16:18 C 11 19 48.54 +05 38 14.1 U I52
2018-01-15 12:19:05 C 11 19 48.75 +05 38 14.0 U I52
2018-01-20 09:40:48 C 11 31 35.14 +05 16 42.5 U I52
2018-01-20 09:52:39 C 11 31 36.27 +05 16 40.0 U I52
2018-01-20 10:04:32 C 11 31 37.39 +05 16 36.9 U I52
2018-01-23 07:28:33 C 11 38 30.25 +05 07 16.5 U 807
2018-01-23 07:34:52 C 11 38 30.85 +05 07 15.5 U 807
2018-01-23 07:41:12 C 11 38 31.43 +05 07 15.2 U 807
2018-01-23 11:31:01 C 11 38 53.73 +05 06 24.4 U I52
2018-01-23 11:35:37 C 11 38 54.14 +05 06 24.1 U I52
2018-01-23 11:37:54 C 11 38 54.32 +05 06 23.9 U I52
2018-01-23 12:26:20 C 11 38 58.88 +05 06 18.1 o 691
2018-01-23 12:40:24 C 11 39 00.18 +05 06 16.7 o 691
2018-01-23 12:54:26 C 11 39 01.53 +05 06 14.9 o 691
2018-01-24 09:33:52 C 11 41 04.63 +05 03 51.4 U V06
2018-01-24 09:35:06 C 11 41 04.71 +05 03 51.4 U V06
2018-01-24 09:36:19 C 11 41 04.84 +05 03 51.0 U V06
2018-01-24 09:37:33 C 11 41 04.98 +05 03 50.8 U V06
2018-01-24 11:08:18 C 11 41 13.36 +05 03 41.2 U I52
2018-01-24 11:10:41 C 11 41 13.62 +05 03 40.8 U I52
2018-01-24 11:13:05 C 11 41 13.82 +05 03 40.0 U I52
2018-02-06 08:37:29 C 12 10 40.66 +04 55 30.2 U I52
2018-02-06 08:38:36 C 12 10 40.76 +04 55 30.2 U I52
2018-02-06 08:42:01 C 12 10 41.13 +04 55 30.8 U I52
2018-02-23 07:53:25 C 12 43 39.99 +06 07 11.9 U I52
2018-02-23 07:57:21 C 12 43 40.22 +06 07 12.9 U I52
2018-02-23 08:06:52 C 12 43 40.84 +06 07 15.5 U I52
2018-02-23 08:18:04 C 12 43 41.52 +06 07 18.5 U G96
2018-02-23 08:25:30 C 12 43 42.01 +06 07 20.8 U G96
2018-02-23 08:32:58 C 12 43 42.45 +06 07 23.0 U G96
2018-02-23 08:40:26 C 12 43 42.90 +06 07 25.3 U G96
2018-02-27 08:13:52 C 12 49 59.57 +06 35 35.7 U 703
2018-02-27 08:21:46 C 12 49 59.98 +06 35 37.0 U 703
2018-02-27 08:29:39 C 12 50 00.42 +06 35 39.3 U 703
2018-02-27 08:37:33 C 12 50 00.92 +06 35 42.6 U 703
2018-03-13 10:37:22 C 13 06 27.71 +08 28 13.2 U I52
2018-03-13 10:47:20 C 13 06 28.03 +08 28 16.0 U I52
2018-03-16 04:12:50 C 13 08 32.93 +08 49 00.6 U B37
2018-03-16 04:14:32 C 13 08 32.97 +08 49 01.5 U B37
2018-03-16 04:24:14 C 13 08 33.19 +08 49 05.0 U B37
2018-03-16 04:24:39 C 13 08 33.20 +08 49 05.1 U B37
2018-03-17 08:13:20 C 13 09 21.71 +08 57 37.2 U G96