798171 (2012 EA2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6886835394 ± 2.94e-08
Semi-major axis (a)1.8889151453 AU ± 1.11e-09
Inclination (i)10.15717793° ± 5.37e-06
Long. of Asc. Node (Ω)17.08217330° ± 2.22e-05
Arg. of Perihelion (ω)43.09710602° ± 2.24e-05
Mean Anomaly (M)117.72551490° ± 2.09e-06
Mean Motion (n)0.3796589156°/day ± 3.36e-10
Perihelion dist (q)0.58805038 AU ± 5.56e-08
Aphelion dist (Q)3.18977991 AU ± 5.56e-08
Orbital Period2.59608360 yr ± 2.30e-09
Physical Parameters
H (abs. magnitude)19.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.244″
Uncertainty0
Orbit TypeApollo
MOID0.127557 AU
Observations Used238
Oppositions8
Arc Total2012-2025
First Observation Used2012-03-01
Last Observation Used2025-04-24
Observations (258)
Date Type RA Dec Mag Band Observatory
2012-03-01 03:00:32 C 02 18 05.94 +38 57 45.0 r G96
2012-03-01 03:11:33 C 02 18 11.98 +38 58 19.9 r G96
2012-03-01 03:22:33 C 02 18 18.07 +38 58 54.0 r G96
2012-03-01 04:45:14 C 02 19 03.95 +39 03 11.9 r G96
2012-03-01 04:46:50 C 02 19 04.86 +39 03 15.9 r G96
2012-03-02 01:24:45 C 02 30 52.65 +40 07 06.9 o H21
2012-03-02 01:33:11 C 02 30 57.54 +40 07 31.4 o H21
2012-03-02 02:31:54 C 02 31 31.94 +40 10 32.0 r G96
2012-03-02 02:39:23 C 02 31 36.33 +40 10 54.1 r G96
2012-03-02 02:46:56 C 02 31 40.65 +40 11 15.7 r G96
2012-03-02 02:54:17 C 02 31 45.01 +40 11 37.8 r G96
2012-03-03 02:22:29 C 02 45 51.48 +41 19 06.2 r G96
2012-03-03 02:24:10 C 02 45 52.48 +41 19 10.5 r G96
2012-03-03 02:25:01 C 02 45 52.95 +41 19 12.7 r G96
2012-03-03 19:32:22 C 02 56 35.55 +42 04 30.9 u J95
2012-03-03 19:37:43 C 02 56 38.96 +42 04 44.2 u J95
2012-03-03 19:43:29 C 02 56 42.58 +42 04 57.6 u J95
2012-03-04 02:16:22 C 03 00 53.02 +42 21 27.4 t H21
2012-03-04 02:23:59 C 03 00 57.85 +42 21 45.9 t H21
2012-03-04 02:31:38 C 03 01 02.72 +42 22 04.2 t H21
2012-03-04 20:12:46 C 03 12 34.57 +43 03 36.0 u J95
2012-03-04 20:24:20 C 03 12 42.11 +43 04 01.8 u J95
2012-03-04 20:36:00 C 03 12 49.80 +43 04 26.9 u J95
2012-03-06 00:49:41 C 03 31 49.51 +44 01 42.9 u H21
2012-03-06 00:53:59 C 03 31 52.44 +44 01 50.6 u H21
2012-03-06 00:59:22 C 03 31 56.06 +44 02 00.3 u H21
2012-03-06 01:04:33 C 03 31 59.58 +44 02 09.5 u H21
2012-03-06 01:08:10 C 03 32 02.02 +44 02 15.7 u H21
2012-03-09 02:03:07 C 04 23 03.81 +45 31 17.6 u H21
2012-03-09 02:05:39 C 04 23 05.60 +45 31 19.4 u H21
2012-03-09 02:08:40 C 04 23 07.68 +45 31 21.0 u H21
2012-03-09 02:11:16 C 04 23 09.46 +45 31 22.4 u H21
2012-03-10 01:02:42 C 04 39 14.33 +45 41 12.5 t H21
2012-03-10 01:03:58 C 04 39 15.21 +45 41 12.7 t H21
2012-03-10 01:05:26 C 04 39 16.20 +45 41 12.7 t H21
2012-03-11 02:32:56 C 04 56 54.75 +45 42 10.0 u H21
2012-03-11 02:41:04 C 04 57 00.27 +45 42 08.4 u H21
2012-03-11 02:44:53 C 04 57 02.88 +45 42 07.6 u H21
2012-03-11 02:48:42 C 04 57 05.46 +45 42 07.0 u H21
2012-03-13 20:41:10 C 05 40 24.21 +45 01 01.8 t 204
2012-03-13 20:59:45 C 05 40 35.71 +45 00 41.4 t 204
2012-03-13 21:18:28 C 05 40 47.31 +45 00 20.9 t 204
2012-03-14 00:53:43 C 05 43 01.94 +44 56 39.2 u H21
2012-03-14 00:57:47 C 05 43 04.43 +44 56 34.4 u H21
2012-03-14 01:05:40 C 05 43 09.26 +44 56 25.8 u H21
2012-03-17 01:24:12 C 06 24 37.57 +43 13 10.7 u H21
2012-03-17 01:29:02 C 06 24 40.10 +43 13 02.5 u H21
2012-03-17 01:34:07 C 06 24 42.75 +43 12 53.6 u H21
2012-03-17 01:47:21 C 06 24 49.59 +43 12 30.5 u H21
2012-03-24 02:46:33 C 07 36 36.37 +37 35 54.7 u H21