2012 ER14

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3632063812 ± 1.23e-08
Semi-major axis (a)1.6370388881 AU ± 2.44e-08
Inclination (i)6.85935761° ± 1.85e-06
Long. of Asc. Node (Ω)33.87223457° ± 5.85e-06
Arg. of Perihelion (ω)14.86065982° ± 8.32e-06
Mean Anomaly (M)269.41582381° ± 4.40e-05
Mean Motion (n)0.4705695074°/day ± 1.05e-08
Perihelion dist (q)1.04245592 AU ± 2.54e-08
Aphelion dist (Q)2.23162186 AU ± 3.89e-08
Orbital Period2.09453921 yr ± 4.67e-08
Physical Parameters
H (abs. magnitude)20.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.273″
Uncertainty0
Orbit TypeAmor
MOID0.053717 AU
Observations Used265
Oppositions2
Arc Total2012-2015
First Observation Used2012-03-14
Last Observation Used2015-12-03
Observations (274)
Date Type RA Dec Mag Band Observatory
2013-09-13 11:19:11 C 01 55 35.07 -15 59 17.0 q 703
2013-09-13 11:20:10 C 01 55 35.19 -15 59 16.8 q 703
2013-09-16 07:53:59 C 02 04 07.82 -15 14 38.4 r Y00
2013-09-16 07:57:00 C 02 04 08.18 -15 14 35.9 r Y00
2013-09-16 08:00:01 C 02 04 08.53 -15 14 33.7 r Y00
2013-09-19 08:25:27 C 02 13 50.98 -14 16 58.7 q 448
2013-09-19 08:31:10 C 02 13 51.76 -14 16 54.1 q 448
2013-09-19 08:39:57 C 02 13 52.82 -14 16 46.3 q 448
2013-09-24 09:26:56 C 02 31 41.72 -12 05 56.6 q 448
2013-09-24 09:35:01 C 02 31 42.88 -12 05 45.9 q 448
2013-09-24 09:44:38 C 02 31 44.27 -12 05 33.7 q 448
2013-09-24 09:51:16 C 02 31 45.22 -12 05 25.2 q 448
2013-09-24 09:57:29 C 02 31 46.08 -12 05 17.0 q 448
2013-09-25 09:46:01 C 02 35 33.83 -11 33 33.1 q H45
2013-09-25 09:47:59 C 02 35 34.16 -11 33 30.9 q H45
2013-09-25 09:49:12 C 02 35 34.33 -11 33 29.4 q H45
2013-09-25 09:50:23 C 02 35 34.47 -11 33 27.5 q H45
2013-09-25 09:51:53 C 02 35 34.73 -11 33 25.6 q H45
2013-09-25 09:53:06 C 02 35 34.89 -11 33 23.8 q H45
2013-09-26 06:38:51 C 02 38 59.05 -11 03 00.6 r Y00
2013-09-26 06:41:39 C 02 38 59.42 -11 02 56.2 r Y00
2013-09-26 06:44:21 C 02 38 59.85 -11 02 52.3 r Y00
2013-09-27 12:13:06 C 02 44 00.665 -10 18 35.87 L F51
2013-09-27 12:30:19 C 02 44 03.328 -10 18 08.57 L F51
2013-09-27 12:47:16 C 02 44 05.958 -10 17 41.68 L F51
2013-09-27 13:03:18 C 02 44 08.425 -10 17 16.13 L F51
2013-10-02 08:45:01 C 03 05 33.15 -06 41 08.7 q 703
2013-10-02 08:55:37 C 03 05 35.08 -06 40 45.7 q 703
2013-10-02 09:06:08 C 03 05 36.97 -06 40 23.2 q 703
2013-10-02 09:16:36 C 03 05 38.88 -06 40 00.8 q 703
2013-10-03 00:15:38 C 03 08 39.68 -06 07 05.4 q 246
2013-10-03 00:16:18 C 03 08 39.79 -06 07 03.9 q 246
2013-10-03 00:16:40 C 03 08 39.87 -06 07 02.9 q 246
2013-10-03 00:17:07 C 03 08 39.96 -06 07 01.9 q 246
2013-10-03 00:17:32 C 03 08 40.03 -06 07 00.7 q 246
2013-10-03 00:17:54 C 03 08 40.10 -06 06 59.8 q 246
2013-10-03 00:18:20 C 03 08 40.18 -06 06 59.0 q 246
2013-10-03 00:19:08 C 03 08 40.33 -06 06 57.2 q 246
2013-10-03 00:19:32 C 03 08 40.41 -06 06 56.3 q 246
2013-10-03 00:19:56 C 03 08 40.48 -06 06 55.4 q 246
2013-10-03 00:20:44 C 03 08 40.63 -06 06 53.6 q 246
2013-10-09 11:07:42 C 03 43 18.42 +00 54 27.3 q 703
2013-10-09 11:17:08 C 03 43 20.56 +00 54 57.4 q 703
2013-10-09 11:26:39 C 03 43 22.74 +00 55 28.0 q 703
2013-10-09 11:36:03 C 03 43 24.87 +00 55 58.4 q 703
2013-10-10 07:17:56 C 03 48 20.15 +02 01 35.3 r Y00
2013-10-10 07:20:34 C 03 48 20.83 +02 01 43.4 r Y00
2013-10-10 07:23:13 C 03 48 21.46 +02 01 52.2 r Y00
2013-10-14 07:15:08 C 04 14 08.10 +07 47 46.4 r Y00
2013-10-14 07:16:27 C 04 14 08.51 +07 47 51.4 r Y00