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
2019-08-02 10:20:58 C 18 54 59.32 -48 45 14.1 V 474
2020-01-29 12:42:07 C 14 38 04.30 -10 11 05.1 V G96
2020-01-29 12:51:34 C 14 38 04.42 -10 11 07.3 V G96
2020-01-29 12:59:01 C 14 38 04.47 -10 11 09.0 V G96
2020-01-29 13:06:28 C 14 38 04.53 -10 11 10.6 V G96
2020-02-25 13:31:15 C 14 27 48.964 -11 21 32.21 U F52
2020-02-25 13:47:59 C 14 27 48.174 -11 21 32.28 U F52
2020-02-25 14:04:06 C 14 27 47.409 -11 21 31.82 U F52
2020-03-21 11:39:41 C 13 46 35.629 -10 01 17.76 U F51
2020-03-21 12:12:57 C 13 46 32.674 -10 01 09.81 U F51
2020-03-21 12:29:33 C 13 46 31.195 -10 01 05.84 U F51
2020-03-29 10:16:33 C 13 29 49.970 -09 11 00.41 U F51
2020-03-29 10:17:28 C 13 29 49.885 -09 11 00.08 U F51
2020-03-29 10:34:00 C 13 29 48.404 -09 10 55.52 U F51
2020-03-29 10:51:24 C 13 29 46.836 -09 10 50.56 U F51
2020-03-29 10:52:20 C 13 29 46.721 -09 10 50.45 U F51
2020-03-29 11:08:50 C 13 29 45.236 -09 10 45.88 U F51
2020-03-29 11:09:45 C 13 29 45.159 -09 10 45.36 U F51
2020-04-03 08:06:51 C 13 19 33.34 -08 37 23.8 V G96
2020-04-03 08:14:28 C 13 19 32.62 -08 37 22.5 V G96
2020-04-03 08:22:05 C 13 19 31.95 -08 37 19.7 V G96
2020-04-03 08:29:42 C 13 19 31.31 -08 37 17.0 V G96
2020-04-15 05:49:52 C 12 56 54.11 -07 17 51.0 V G96
2020-04-15 05:57:58 C 12 56 53.47 -07 17 48.9 V G96
2020-04-15 06:06:04 C 12 56 52.95 -07 17 46.1 V G96
2020-04-15 06:14:10 C 12 56 52.30 -07 17 44.2 V G96
2020-04-19 08:27:14 C 12 50 13.023 -06 53 23.28 U F51
2020-04-19 08:46:41 C 12 50 11.752 -06 53 18.70 U F51
2020-04-19 09:06:13 C 12 50 10.431 -06 53 14.13 U F51
2020-04-19 09:25:46 C 12 50 09.144 -06 53 09.56 U F51
2020-04-20 07:15:27 C 12 48 46.349 -06 48 04.34 U F51
2020-04-20 07:32:36 C 12 48 45.255 -06 48 00.36 U F51
2020-04-20 07:49:35 C 12 48 44.172 -06 47 56.42 U F51
2020-04-20 08:06:38 C 12 48 43.070 -06 47 52.52 U F51
2025-02-28 21:51:34 B 02 46 06.456 +50 29 19.90 W Z80
2025-02-28 22:11:56 B 02 46 24.617 +50 30 28.44 W Z80
2025-03-02 18:21:23 B 03 28 03.074 +52 35 36.28 X K87
2025-03-02 18:27:48 B 03 28 09.336 +52 35 49.67 X K87
2025-03-02 18:34:13 B 03 28 15.636 +52 36 03.78 X K87
2025-03-02 20:57:33 B 03 30 36.358 +52 41 02.47 W Z80
2025-03-02 21:16:34 B 03 30 55.159 +52 41 41.35 W Z80
2025-03-04 18:10:49 B 04 16 17.926 +53 43 36.26 X K87
2025-03-04 18:16:32 B 04 16 23.678 +53 43 39.25 X K87
2025-03-04 18:22:14 B 04 16 29.489 +53 43 43.21 X K87
2025-03-04 18:55:05 B 04 17 02.457 +53 44 05.13 W 130
2025-03-04 19:14:45 B 04 17 22.296 +53 44 16.10 W 130
2025-03-06 18:23:12 B 05 04 30.787 +53 37 40.12 X K87
2025-03-06 18:33:23 B 05 04 40.553 +53 37 30.90 X K87
2025-03-06 18:43:35 B 05 04 50.352 +53 37 22.04 X K87
2025-03-07 18:27:39 B 05 27 14.489 +53 09 26.28 X K87