414990 (2011 EM51)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3352098485 ± 2.17e-08
Semi-major axis (a)1.3214754275 AU ± 2.01e-09
Inclination (i)1.86470160° ± 1.95e-06
Long. of Asc. Node (Ω)134.14661157° ± 1.07e-04
Arg. of Perihelion (ω)142.28664846° ± 1.06e-04
Mean Anomaly (M)185.00843238° ± 1.12e-05
Mean Motion (n)0.6488191180°/day ± 1.48e-09
Perihelion dist (q)0.87850385 AU ± 2.87e-08
Aphelion dist (Q)1.76444701 AU ± 2.88e-08
Orbital Period1.51910795 yr ± 3.47e-09
Physical Parameters
H (abs. magnitude)21.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.330″
Uncertainty0
Orbit TypeApollo
MOID0.013195 AU
Observations Used270
Oppositions3
Arc Total2011-2020
First Observation Used2011-03-10
Last Observation Used2020-10-11
Observations (273)
Date Type RA Dec Mag Band Observatory
2014-10-29 10:33:11 C 02 25 55.42 +07 49 04.0 o 291
2014-10-29 10:36:02 C 02 25 55.12 +07 49 02.8 o 291
2014-10-29 10:38:51 C 02 25 54.87 +07 49 02.1 o 291
2014-10-31 07:05:51 C 02 21 52.12 +07 33 44.0 o 291
2014-10-31 07:08:42 C 02 21 51.89 +07 33 43.1 o 291
2014-11-03 09:24:30 C 02 15 29.09 +07 10 43.6 o 291
2014-11-03 09:33:00 C 02 15 28.38 +07 10 41.3 o 291
2017-02-21 10:56:21 C 10 06 21.51 +13 30 35.4 q I52
2017-02-21 11:04:31 C 10 06 20.76 +13 30 41.0 q I52
2017-02-21 11:14:03 C 10 06 19.92 +13 30 48.1 q I52
2017-03-18 04:32:57 C 09 11 58.34 +19 20 58.5 q G96
2017-03-18 04:39:05 C 09 11 57.88 +19 21 01.0 q G96
2017-03-18 04:45:18 C 09 11 57.31 +19 21 03.9 q G96
2017-03-18 04:51:27 C 09 11 56.89 +19 21 06.5 q G96
2017-09-14 11:56:17 C 02 21 50.63 +03 13 23.5 L T05
2017-09-14 12:06:15 C 02 21 48.62 +03 13 14.0 L T05
2017-09-14 12:17:06 C 02 21 46.41 +03 13 04.2 L T05
2017-09-14 12:27:04 C 02 21 44.44 +03 12 55.2 L T05
2017-09-16 11:34:43 C 02 13 22.25 +02 31 27.4 L T08
2017-09-16 11:37:29 C 02 13 21.71 +02 31 25.6 L T08
2017-09-16 11:47:29 C 02 13 19.88 +02 31 16.6 L T08
2017-09-16 11:55:29 C 02 13 18.28 +02 31 09.7 L T08
2017-09-16 11:58:21 C 02 13 17.74 +02 31 07.8 L T08
2017-09-16 12:08:21 C 02 13 15.95 +02 30 59.0 L T08
2017-09-18 12:55:34 C 02 05 01.519 +01 51 01.64 L F51
2017-09-18 13:30:06 C 02 04 55.300 +01 50 34.40 L F51
2017-09-24 10:21:56 C 01 43 38.114 +00 12 05.12 L F51
2017-09-24 10:40:07 C 01 43 35.348 +00 11 54.02 L F51
2017-09-24 10:58:23 C 01 43 32.564 +00 11 42.80 L F51
2017-09-25 07:26:17 C 01 40 44.40 -00 00 42.3 q 703
2017-09-25 07:49:38 C 01 40 40.93 -00 00 55.5 q 703
2017-09-25 11:40:38 C 01 40 09.175 -00 02 59.74 L F51
2017-09-25 11:59:05 C 01 40 06.440 -00 03 10.48 L F51
2017-09-25 12:17:40 C 01 40 03.680 -00 03 21.21 L F51
2017-09-25 12:36:13 C 01 40 00.933 -00 03 32.00 L F51
2017-09-28 10:59:03 C 01 30 57.57 -00 41 27.5 q G96
2017-09-28 11:06:44 C 01 30 56.59 -00 41 30.5 q G96
2017-09-28 11:28:07 C 01 30 53.77 -00 41 42.0 q G96
2017-09-28 11:35:51 C 01 30 52.77 -00 41 45.8 q G96
2017-09-28 12:09:34 C 01 30 48.41 -00 42 02.5 q G96
2017-09-28 12:11:09 C 01 30 48.22 -00 42 03.3 q G96
2017-09-28 12:13:00 C 01 30 47.98 -00 42 04.1 q G96
2017-09-28 12:14:35 C 01 30 47.74 -00 42 05.3 q G96
2017-09-29 06:55:48 C 01 28 35.80 -00 51 05.2 q 703
2017-09-29 07:13:41 C 01 28 33.30 -00 51 14.1 q 703
2017-09-29 07:22:31 C 01 28 32.16 -00 51 17.4 q 703
2017-09-29 07:51:04 C 01 28 28.44 -00 51 31.6 q G96
2017-09-29 07:52:40 C 01 28 28.25 -00 51 32.3 q G96
2017-09-29 07:54:19 C 01 28 28.03 -00 51 33.2 q G96
2017-09-29 07:55:57 C 01 28 27.82 -00 51 33.8 q G96