2018 EM2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4811938937 ± 2.53e-08
Semi-major axis (a)2.0287845177 AU ± 2.48e-08
Inclination (i)6.53098277° ± 2.71e-06
Long. of Asc. Node (Ω)64.48521787° ± 2.59e-05
Arg. of Perihelion (ω)188.79821134° ± 2.72e-05
Mean Anomaly (M)206.90537193° ± 1.73e-05
Mean Motion (n)0.3410816798°/day ± 6.27e-09
Perihelion dist (q)1.05254580 AU ± 5.30e-08
Aphelion dist (Q)3.00502324 AU ± 6.32e-08
Orbital Period2.88970749 yr ± 5.31e-08
Physical Parameters
H (abs. magnitude)20.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.220″
Uncertainty0
Orbit TypeAmor
MOID0.039872 AU
Observations Used126
Oppositions4
Arc Total2015-2021
First Observation Used2015-01-20
Last Observation Used2021-08-16
Observations (145)
Date Type RA Dec Mag Band Observatory
2018-03-19 07:45:27 C 11 36 28.04 +23 55 53.8 U 703
2018-03-19 08:00:26 C 11 36 27.14 +23 56 03.1 U 703
2018-03-19 08:07:55 C 11 36 26.69 +23 56 08.7 U 703
2018-03-20 07:34:01 C 11 35 02.16 +24 08 41.2 U I52
2018-03-20 07:39:11 C 11 35 01.83 +24 08 44.0 U I52
2018-03-20 07:42:12 C 11 35 01.64 +24 08 45.3 U I52
2018-03-20 07:46:47 C 11 35 01.33 +24 08 47.8 U I52
2018-03-22 05:04:20 C 11 32 14.51 +24 32 02.5 o 291
2018-03-22 05:10:50 C 11 32 14.08 +24 32 05.8 o 291
2018-03-22 05:17:19 C 11 32 13.63 +24 32 08.8 o 291
2018-04-04 05:02:19 C 11 12 04.42 +26 21 25.2 U I52
2018-04-04 05:05:41 C 11 12 04.25 +26 21 26.1 U I52
2018-04-04 05:09:04 C 11 12 03.99 +26 21 26.3 U I52
2018-04-04 05:12:58 C 11 12 03.72 +26 21 27.1 U I52
2018-04-05 08:22:01 C 11 10 20.52 +26 25 50.1 U I52
2018-04-05 08:30:46 C 11 10 19.93 +26 25 51.0 U I52
2018-04-05 08:34:58 C 11 10 19.69 +26 25 52.0 U I52
2018-04-05 08:37:53 C 11 10 19.46 +26 25 52.1 U I52
2018-04-08 07:33:49 C 11 06 01.86 +26 33 01.6 U I52
2018-04-08 07:47:55 C 11 06 01.04 +26 33 01.2 U I52
2018-04-08 07:51:58 C 11 06 00.80 +26 33 01.2 U I52
2018-04-08 07:56:00 C 11 06 00.53 +26 33 01.4 U I52
2018-04-09 05:11:00 C 11 04 47.34 +26 33 55.3 U G96
2018-04-09 05:18:22 C 11 04 46.84 +26 33 55.5 U G96
2018-04-09 05:25:45 C 11 04 46.39 +26 33 55.5 U G96
2018-04-09 05:33:09 C 11 04 45.90 +26 33 55.9 U G96
2018-04-15 06:04:35 C 10 57 10.20 +26 23 54.3 o 691
2018-04-15 06:18:15 C 10 57 09.47 +26 23 52.1 o 691
2018-04-15 06:31:40 C 10 57 08.75 +26 23 49.5 o 691
2018-04-16 06:27:41 C 10 56 03.12 +26 19 27.7 o 691
2018-04-16 07:06:22 C 10 56 01.16 +26 19 18.9 o 691
2018-04-17 00:34:31 C 10 55 15.11 +26 15 30.2 U 204
2018-04-17 00:55:12 C 10 55 14.16 +26 15 25.0 U 204
2018-04-17 01:16:27 C 10 55 13.19 +26 15 19.3 U 204
2018-04-18 05:02:15 C 10 54 04.94 +26 08 47.8 o 691
2018-04-18 05:12:44 C 10 54 04.46 +26 08 44.9 o 691
2018-04-18 05:23:12 C 10 54 03.91 +26 08 41.9 o 691
2018-04-19 07:12:36 C 10 53 02.95 +26 01 29.7 o 691
2018-04-19 07:16:50 C 10 53 02.77 +26 01 28.4 o 691
2018-04-19 07:21:05 C 10 53 02.60 +26 01 27.1 o 691
2018-05-05 04:45:23 C 10 46 28.20 +22 36 09.9 U I52
2018-05-05 04:49:03 C 10 46 28.17 +22 36 07.2 U I52
2018-05-05 04:52:43 C 10 46 28.14 +22 36 04.3 U I52
2018-05-05 04:56:24 C 10 46 28.14 +22 36 01.5 U I52
2018-05-08 03:53:36 C 10 47 00.07 +21 37 38.8 U G96
2018-05-08 04:01:00 C 10 47 00.15 +21 37 32.9 U G96
2018-05-08 04:08:24 C 10 47 00.17 +21 37 26.1 U G96
2018-05-08 04:15:53 C 10 47 00.21 +21 37 19.7 U G96
2018-05-08 05:13:21 C 10 47 00.48 +21 36 28.9 U I52
2018-05-08 05:17:57 C 10 47 00.50 +21 36 24.7 U I52