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
2013-11-13 10:09:47 C 08 02 29.58 +45 01 56.8 q H45
2013-11-13 10:10:40 C 08 02 29.79 +45 01 58.1 q H45
2013-11-13 10:11:54 C 08 02 30.02 +45 01 59.6 q H45
2013-11-14 09:26:55 C 08 08 00.72 +45 29 14.3 q H45
2013-11-14 09:28:36 C 08 08 01.07 +45 29 16.1 q H45
2013-11-14 09:30:25 C 08 08 01.44 +45 29 18.1 q H45
2013-11-14 09:31:43 C 08 08 01.72 +45 29 19.4 q H45
2013-11-14 09:33:10 C 08 08 02.00 +45 29 21.8 q H45
2013-11-14 09:34:38 C 08 08 02.30 +45 29 23.1 q H45
2013-11-14 10:43:44 C 08 08 16.12 +45 30 37.5 u H21
2013-11-14 10:49:25 C 08 08 17.28 +45 30 43.9 u H21
2013-11-14 10:52:46 C 08 08 18.00 +45 30 47.5 u H21
2013-11-14 10:55:51 C 08 08 18.61 +45 30 51.3 u H21
2013-11-14 10:59:27 C 08 08 19.38 +45 30 55.0 u H21
2013-11-19 10:11:19 C 08 33 04.03 +47 23 36.6 u H21
2013-11-19 10:15:16 C 08 33 04.67 +47 23 39.9 u H21
2013-11-19 10:19:24 C 08 33 05.33 +47 23 43.1 u H21
2013-11-19 10:23:42 C 08 33 06.03 +47 23 46.5 u H21
2013-11-19 10:28:22 C 08 33 06.79 +47 23 50.2 u H21
2013-11-24 10:52:35 C 08 52 32.16 +48 45 19.8 u H21
2013-11-24 10:56:20 C 08 52 32.62 +48 45 21.6 u H21
2013-11-24 10:59:40 C 08 52 33.01 +48 45 23.8 u H21
2013-11-29 10:49:09 C 09 06 45.02 +49 46 52.5 q H45
2013-11-29 10:51:37 C 09 06 45.21 +49 46 53.7 q H45
2013-11-29 10:53:26 C 09 06 45.38 +49 46 54.7 q H45
2013-11-29 10:54:50 C 09 06 45.47 +49 46 55.0 q H45
2013-11-29 10:56:47 C 09 06 45.61 +49 46 56.0 q H45
2013-11-29 10:58:33 C 09 06 45.74 +49 46 57.1 q H45
2013-11-30 20:23:34 C 09 09 52.10 +50 01 41.4 q D29
2013-11-30 20:59:21 C 09 09 54.48 +50 01 56.6 q D29
2013-11-30 21:35:09 C 09 09 56.83 +50 02 10.7 q D29
2013-12-05 02:05:21 C 09 17 08.90 +50 41 15.8 q 160
2013-12-05 02:08:52 C 09 17 08.95 +50 41 17.5 q 160
2013-12-05 02:12:26 C 09 17 09.08 +50 41 18.6 q 160
2013-12-17 01:21:48 C 09 22 07.58 +51 58 58.6 q 160
2013-12-17 01:25:47 C 09 22 07.45 +51 58 59.6 q 160
2013-12-17 01:29:44 C 09 22 07.35 +51 59 01.0 q 160
2013-12-24 10:00:46 C 09 15 43.37 +52 19 38.1 q 703
2013-12-24 10:09:30 C 09 15 42.80 +52 19 37.6 q 703
2013-12-24 10:18:13 C 09 15 42.15 +52 19 38.4 q 703
2013-12-24 10:26:55 C 09 15 41.57 +52 19 38.5 q 703
2013-12-28 20:07:35 C 09 09 14.14 +52 18 27.7 o C41
2013-12-28 20:09:03 C 09 09 14.15 +52 18 27.1 o C41
2013-12-28 20:10:30 C 09 09 14.02 +52 18 26.8 o C41
2013-12-28 20:54:28 C 09 09 10.46 +52 18 28.0 o C41
2013-12-28 21:01:30 C 09 09 09.98 +52 18 27.6 o C41
2013-12-28 21:03:03 C 09 09 10.05 +52 18 26.0 o C41
2014-01-03 09:41:35 C 08 58 59.48 +52 00 05.4 q 703
2014-01-03 09:58:43 C 08 58 57.74 +52 00 00.5 q 703
2014-01-03 10:15:52 C 08 58 56.22 +51 59 56.8 q 703