2018 AH2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6370991083 ± 1.04e-07
Semi-major axis (a)1.2476692864 AU ± 8.60e-09
Inclination (i)12.52073119° ± 1.29e-05
Long. of Asc. Node (Ω)232.88546947° ± 5.70e-05
Arg. of Perihelion (ω)354.19614198° ± 5.82e-05
Mean Anomaly (M)176.55412656° ± 2.01e-05
Mean Motion (n)0.7072338675°/day ± 7.31e-09
Perihelion dist (q)0.45278030 AU ± 1.29e-07
Aphelion dist (Q)2.04255828 AU ± 1.30e-07
Orbital Period1.39363558 yr ± 1.44e-08
Physical Parameters
H (abs. magnitude)20.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.381″
Uncertainty0
Orbit TypeApollo
MOID0.188001 AU
Observations Used72
Oppositions2
Arc Total2017-2024
First Observation Used2017-12-20
Last Observation Used2024-12-29
Observations (77)
Date Type RA Dec Mag Band Observatory
2017-12-20 06:23:53 C 05 32 31.33 +01 59 05.9 V G96
2017-12-20 06:31:18 C 05 32 30.17 +01 58 57.1 V G96
2018-01-10 06:29:39 C 04 05 23.245 -06 59 44.10 U F51
2018-01-10 06:47:46 C 04 05 19.966 -07 00 00.35 U F51
2018-01-10 07:05:56 C 04 05 16.691 -07 00 16.32 U F51
2018-01-10 07:24:07 C 04 05 13.404 -07 00 32.51 U F51
2018-01-10 18:22:02 C 04 03 19.22 -07 10 19.0 S 033
2018-01-10 18:27:22 C 04 03 18.26 -07 10 23.7 S 033
2018-01-10 18:32:40 C 04 03 17.34 -07 10 28.4 S 033
2018-01-10 20:14:23 C 04 02 59.27 -07 11 56.9 S 033
2018-01-10 20:19:43 C 04 02 58.34 -07 12 01.6 S 033
2018-01-10 20:25:01 C 04 02 57.39 -07 12 06.4 S 033
2018-01-10 20:30:20 C 04 02 56.43 -07 12 11.0 S 033
2018-01-11 01:44:36 C 04 02 01.92 -07 16 17.6 u 807
2018-01-11 01:51:21 C 04 02 00.72 -07 16 23.6 u 807
2018-01-11 01:58:04 C 04 01 59.57 -07 16 29.2 u 807
2018-01-11 05:14:48 C 04 01 25.30 -07 19 41.1 o 926
2018-01-11 05:20:19 C 04 01 24.29 -07 19 45.7 o 926
2018-01-11 05:25:50 C 04 01 23.27 -07 19 50.6 o 926
2018-01-12 02:13:29 C 03 57 49.43 -07 37 28.8 o 926
2018-01-12 02:18:26 C 03 57 48.55 -07 37 32.9 o 926
2018-01-12 02:23:22 C 03 57 47.69 -07 37 37.4 o 926
2018-01-12 02:58:20 C 03 57 41.52 -07 38 07.0 o 711
2018-01-12 03:02:44 C 03 57 40.67 -07 38 10.7 o 711
2018-01-12 03:07:19 C 03 57 39.84 -07 38 14.4 o 711
2018-01-12 03:22:42 C 03 57 37.18 -07 38 26.6 U I52
2018-01-12 03:24:29 C 03 57 36.86 -07 38 29.3 U I52
2018-01-12 03:26:16 C 03 57 36.60 -07 38 29.8 U I52
2018-01-12 03:28:04 C 03 57 36.24 -07 38 32.3 U I52
2018-01-12 03:37:55 C 03 57 34.54 -07 38 39.4 o 291
2018-01-12 03:39:46 C 03 57 34.22 -07 38 41.2 o 291
2018-01-12 03:41:35 C 03 57 33.85 -07 38 42.5 o 291
2018-01-13 03:02:02 C 03 53 35.51 -07 57 54.3 U I52
2018-01-13 03:03:49 C 03 53 35.19 -07 57 55.9 U I52
2018-01-13 03:05:36 C 03 53 34.89 -07 57 57.7 U I52
2018-01-13 03:07:24 C 03 53 34.57 -07 57 58.9 U I52
2018-01-13 03:26:07 C 03 53 31.16 -07 58 13.0 o 711
2018-01-13 03:30:48 C 03 53 30.44 -07 58 12.8 o 711
2018-01-13 03:35:53 C 03 53 29.64 -07 58 22.1 o 926
2018-01-13 03:35:54 C 03 53 29.46 -07 58 20.9 o 711
2018-01-13 03:41:01 C 03 53 28.67 -07 58 25.3 o 926
2018-01-13 03:46:10 C 03 53 27.78 -07 58 29.9 o 926
2018-01-16 03:20:14 C 03 41 34.98 -08 53 25.7 U I52
2018-01-16 03:22:01 C 03 41 34.63 -08 53 27.5 U I52
2018-01-16 03:23:49 C 03 41 34.36 -08 53 28.9 U I52
2018-01-16 03:25:36 C 03 41 34.05 -08 53 31.2 U I52
2018-01-18 01:23:40 C 03 34 11.69 -09 25 27.1 u 807
2018-01-18 01:32:38 C 03 34 10.19 -09 25 32.6 u 807
2018-01-18 01:41:35 C 03 34 08.78 -09 25 39.2 u 807
2018-01-21 02:39:33 C 03 22 53.49 -10 12 22.5 u 807