2018 AB12

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2028070906 ± 4.46e-06
Semi-major axis (a)1.0829958970 AU ± 3.52e-06
Inclination (i)12.46159099° ± 2.81e-04
Long. of Asc. Node (Ω)300.00346624° ± 5.02e-05
Arg. of Perihelion (ω)82.55964290° ± 2.08e-04
Mean Anomaly (M)58.72058527° ± 1.37e-02
Mean Motion (n)0.8745246578°/day ± 4.26e-06
Perihelion dist (q)0.86335665 AU ± 5.58e-06
Aphelion dist (Q)1.30263514 AU ± 6.42e-06
Orbital Period1.12704230 yr ± 5.49e-06
Physical Parameters
H (abs. magnitude)24.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.222″
Uncertainty2
Orbit TypeApollo
MOID0.004280 AU
Observations Used74
Oppositions1
Arc Total2018-2018
First Observation Used2018-01-14
Last Observation Used2018-03-10
Observations (75)
Date Type RA Dec Mag Band Observatory
2018-01-14 09:03:04 C 10 38 06.85 +16 11 32.6 U G96
2018-01-14 09:10:30 C 10 38 03.83 +16 11 04.1 U G96
2018-01-14 09:17:57 C 10 38 00.80 +16 10 36.7 U G96
2018-01-14 09:18:38 C 10 38 00.54 +16 10 34.4 U G96
2018-01-14 09:25:24 C 10 37 57.77 +16 10 08.7 U G96
2018-01-14 09:26:04 C 10 37 57.56 +16 10 06.5 U G96
2018-01-14 11:27:51 C 10 37 07.78 +16 02 27.9 U I52
2018-01-14 11:30:14 C 10 37 06.83 +16 02 18.5 U I52
2018-01-14 11:35:00 C 10 37 04.88 +16 02 00.8 U I52
2018-01-15 11:18:36 C 10 28 03.77 +14 32 55.3 U I52
2018-01-15 11:27:26 C 10 28 00.28 +14 32 22.4 U I52
2018-01-15 11:36:13 C 10 27 56.76 +14 31 49.6 U I52
2018-01-15 11:42:31 C 10 27 54.26 +14 31 25.2 U I52
2018-01-16 07:43:18 C 10 20 32.31 +13 16 52.8 U I52
2018-01-16 07:45:06 C 10 20 31.62 +13 16 46.7 U I52
2018-01-16 07:46:53 C 10 20 30.88 +13 16 39.5 U I52
2018-01-16 07:48:40 C 10 20 30.25 +13 16 33.1 U I52
2018-01-18 03:19:27 C 10 04 48.77 +10 38 20.8 U J04
2018-01-18 03:26:28 C 10 04 46.15 +10 37 56.0 U J04
2018-01-18 03:33:30 C 10 04 43.53 +10 37 30.8 U J04
2018-01-18 08:24:25 C 10 03 03.91 +10 20 10.8 U I52
2018-01-18 08:26:12 C 10 03 03.23 +10 20 04.6 U I52
2018-01-18 08:27:59 C 10 03 02.58 +10 19 57.9 U I52
2018-01-18 08:29:47 C 10 03 01.91 +10 19 51.7 U I52
2018-01-19 10:05:02 C 09 54 15.04 +08 50 41.3 o 291
2018-01-19 10:08:06 C 09 54 13.94 +08 50 30.8 o 291
2018-01-19 10:11:11 C 09 54 12.81 +08 50 20.3 o 291
2018-01-20 04:17:36 C 09 48 17.00 +07 50 35.6 u 807
2018-01-20 04:23:45 C 09 48 14.88 +07 50 15.2 u 807
2018-01-20 04:29:56 C 09 48 12.74 +07 49 54.7 u 807
2018-01-20 05:58:41 C 09 47 44.91 +07 43 30.2 o 691
2018-01-20 06:35:22 C 09 47 32.42 +07 41 28.9 o 691
2018-01-20 11:35:38 C 09 45 52.730 +07 25 15.89 U T12
2018-01-20 11:39:31 C 09 45 51.390 +07 25 03.21 U T12
2018-01-22 07:10:40 C 09 32 19.15 +05 07 04.1 U I52
2018-01-22 07:12:28 C 09 32 18.56 +05 06 58.3 U I52
2018-01-22 07:14:15 C 09 32 18.02 +05 06 52.5 U I52
2018-01-22 07:16:03 C 09 32 17.43 +05 06 47.4 U I52
2018-01-23 10:28:54 C 09 24 15.36 +03 46 41.2 o 291
2018-01-23 10:31:05 C 09 24 14.72 +03 46 34.8 o 291
2018-01-23 10:33:16 C 09 24 14.04 +03 46 29.0 o 291
2018-01-24 06:39:06 C 09 18 40.50 +02 50 25.5 o 691
2018-01-24 07:28:24 C 09 18 26.12 +02 48 11.0 o 691
2018-01-25 06:43:47 C 09 12 12.65 +01 46 47.6 o 691
2018-01-25 06:55:10 C 09 12 09.48 +01 46 18.6 o 691
2018-01-25 07:06:30 C 09 12 06.29 +01 45 49.5 o 691
2018-01-27 07:42:09 C 08 59 59.84 -00 10 47.2 o 291
2018-01-27 07:48:31 C 08 59 58.22 -00 11 01.8 o 291
2018-01-27 07:54:52 C 08 59 56.61 -00 11 15.8 o 291
2018-01-28 06:59:50 C 08 54 38.73 -01 01 15.3 o 291