2018 AP12

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6414032556 ± 3.36e-06
Semi-major axis (a)2.6948892055 AU ± 2.24e-05
Inclination (i)17.36122008° ± 6.59e-05
Long. of Asc. Node (Ω)273.10789659° ± 7.71e-05
Arg. of Perihelion (ω)297.47139046° ± 5.10e-05
Mean Anomaly (M)260.01008175° ± 7.92e-03
Mean Motion (n)0.2227926729°/day ± 2.77e-06
Perihelion dist (q)0.96637850 AU ± 1.21e-05
Aphelion dist (Q)4.42339992 AU ± 3.78e-05
Orbital Period4.42396184 yr ± 5.51e-05
Physical Parameters
H (abs. magnitude)20.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.278″
Uncertainty1
Orbit TypeApollo
MOID0.120988 AU
Observations Used58
Oppositions1
Arc Total2018-2018
First Observation Used2018-01-14
Last Observation Used2018-08-02
Observations (58)
Date Type RA Dec Mag Band Observatory
2018-01-14 10:36:28 C 08 56 44.651 -06 33 13.13 U F51
2018-01-14 11:12:41 C 08 56 43.226 -06 34 10.72 U F51
2018-01-14 11:30:41 C 08 56 42.512 -06 34 39.47 U F51
2018-01-15 10:13:34 C 08 55 52.562 -07 11 10.33 U F51
2018-01-15 10:31:15 C 08 55 51.816 -07 11 39.03 U F51
2018-01-15 11:06:44 C 08 55 50.325 -07 12 36.91 U F51
2018-01-16 07:01:26 C 08 55 03.80 -07 45 14.9 o 691
2018-01-16 07:18:44 C 08 55 03.01 -07 45 43.6 o 691
2018-01-17 07:04:45 C 08 54 03.93 -08 25 20.6 o 291
2018-01-17 07:14:26 C 08 54 03.50 -08 25 36.7 o 291
2018-01-20 03:39:54 C 08 50 53.18 -10 23 38.3 U 807
2018-01-20 03:47:44 C 08 50 52.76 -10 23 52.1 U 807
2018-01-20 03:55:46 C 08 50 52.35 -10 24 06.0 U 807
2018-01-23 05:46:01 C 08 46 52.27 -12 39 03.2 o 691
2018-01-23 06:04:10 C 08 46 51.12 -12 39 37.6 o 691
2018-01-23 06:22:13 C 08 46 49.99 -12 40 11.2 o 691
2018-02-04 05:28:52 C 08 25 13.01 -22 26 32.0 u 807
2018-02-04 05:37:32 C 08 25 12.19 -22 26 50.8 u 807
2018-02-04 05:45:34 C 08 25 11.42 -22 27 08.5 u 807
2018-02-06 08:13:22 C 08 20 21.64 -24 18 46.8 o 691
2018-02-06 08:40:24 C 08 20 18.81 -24 19 46.7 o 691
2018-02-06 09:07:20 C 08 20 16.04 -24 20 46.7 o 691
2018-03-06 01:30:31 C 06 48 18.37 -48 36 37.5 u 807
2018-03-06 01:36:46 C 06 48 17.21 -48 36 49.9 u 807
2018-03-06 01:43:53 C 06 48 15.86 -48 37 04.2 u 807
2018-03-17 00:28:50 C 05 52 45.25 -56 47 28.4 U 807
2018-03-17 00:34:46 C 05 52 43.73 -56 47 38.1 U 807
2018-03-17 00:41:33 C 05 52 41.97 -56 47 49.6 U 807
2018-03-17 08:56:41 C 05 50 37.98 -57 01 49.2 U 474
2018-03-17 09:00:55 C 05 50 36.84 -57 01 56.1 U 474
2018-03-17 09:05:09 C 05 50 35.75 -57 02 03.3 U 474
2018-05-18 15:48:46 C 22 26 27.49 -32 15 24.1 U 474
2018-05-18 15:53:00 C 22 26 27.06 -32 15 14.1 U 474
2018-05-18 15:57:14 C 22 26 26.57 -32 15 04.8 U 474
2018-05-18 16:01:28 C 22 26 26.14 -32 14 55.3 U 474
2018-05-18 16:05:42 C 22 26 25.73 -32 14 44.9 U 474
2018-06-08 10:27:21 C 21 38 15.70 -14 42 04.7 o 691
2018-06-08 10:33:02 C 21 38 15.09 -14 41 54.4 o 691
2018-06-08 10:38:41 C 21 38 14.51 -14 41 44.0 o 691
2018-06-13 10:55:10 C 21 26 02.33 -11 18 41.4 U I52
2018-06-13 10:56:57 C 21 26 02.15 -11 18 38.8 U I52
2018-06-18 08:41:03 C 21 13 43.19 -08 22 20.7 U G96
2018-06-18 08:48:31 C 21 13 42.39 -08 22 09.7 U G96
2018-06-18 08:55:59 C 21 13 41.51 -08 22 00.2 U G96
2018-06-18 09:03:26 C 21 13 40.68 -08 21 49.8 U G96
2018-06-23 13:18:10 C 21 00 26.617 -05 41 10.09 U F51
2018-06-23 13:54:33 C 21 00 22.514 -05 40 26.93 U F51
2018-06-24 08:57:19 C 20 58 21.33 -05 18 16.8 U I52
2018-06-24 08:59:06 C 20 58 21.10 -05 18 14.0 U I52
2018-07-07 07:11:40 C 20 26 27.19 -00 43 48.2 U I52