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
2011-03-27 11:16:54 C 14 12 45.68 -02 14 35.2 u 448
2011-03-27 11:25:06 C 14 12 46.43 -02 14 29.9 u 448
2011-03-28 09:58:18 C 14 15 19.53 -01 59 50.6 o 291
2011-03-28 10:03:51 C 14 15 20.09 -01 59 46.8 o 291
2011-03-28 10:09:15 C 14 15 20.65 -01 59 43.2 o 291
2011-03-29 21:55:36 C 14 19 40.68 -01 34 23.2 r A17
2011-03-29 22:12:30 C 14 19 42.68 -01 34 09.4 r A17
2011-03-29 22:29:24 C 14 19 44.68 -01 33 57.9 r A17
2011-03-29 23:46:31 C 14 19 53.43 -01 32 58.2 o 046
2011-03-29 23:48:34 C 14 19 53.70 -01 32 56.7 o 046
2011-03-29 23:50:28 C 14 19 53.92 -01 32 55.0 o 046
2011-03-29 23:56:04 C 14 19 54.52 -01 32 50.9 o 046
2011-03-29 23:57:57 C 14 19 54.77 -01 32 49.1 o 046
2011-03-30 10:51:36 C 14 21 16.06 -01 24 10.3 o 291
2011-03-30 10:57:18 C 14 21 16.73 -01 24 05.7 o 291
2011-03-30 11:02:54 C 14 21 17.38 -01 24 01.3 o 291
2011-04-01 08:17:57 C 14 27 32.18 -00 45 28.8 o 291
2011-04-01 08:24:06 C 14 27 32.98 -00 45 23.2 o 291
2011-04-01 08:30:34 C 14 27 33.83 -00 45 17.2 o 291
2011-04-01 10:54:55 C 14 27 52.52 -00 43 03.9 u 448
2011-04-01 11:05:10 C 14 27 53.81 -00 42 55.1 u 448
2011-04-01 11:13:55 C 14 27 55.05 -00 42 46.5 u 448
2011-04-01 11:21:57 C 14 27 56.14 -00 42 39.8 u 448
2011-04-02 23:38:51 C 14 33 36.67 -00 07 05.9 o 046
2011-04-02 23:40:23 C 14 33 36.89 -00 07 04.4 o 046
2011-04-02 23:41:53 C 14 33 37.12 -00 07 02.7 o 046
2011-04-02 23:43:22 C 14 33 37.34 -00 07 01.2 o 046
2011-04-02 23:44:57 C 14 33 37.59 -00 06 59.4 o 046
2011-04-02 23:46:28 C 14 33 37.82 -00 06 58.4 o 046
2011-04-03 23:58:01 C 14 37 44.61 +00 19 37.2 u 157
2011-04-04 00:02:14 C 14 37 45.30 +00 19 41.8 u 157
2011-04-04 00:06:27 C 14 37 45.96 +00 19 46.7 u 157
2011-04-04 00:10:05 C 14 37 46.57 +00 19 51.1 u 157
2011-04-05 10:02:15 C 14 44 05.10 +01 01 12.0 r 703
2011-04-05 10:12:22 C 14 44 06.86 +01 01 25.0 r 703
2011-04-05 10:22:23 C 14 44 08.70 +01 01 38.2 r 703
2011-04-05 10:32:28 C 14 44 10.50 +01 01 51.3 r 703
2011-04-06 02:11:32 C 14 47 22.70 +01 22 28.6 c A24
2011-04-06 02:13:09 C 14 47 23.06 +01 22 30.7 c A24
2011-04-06 09:18:43 C 14 48 52.99 +01 32 33.7 u H45
2011-04-06 09:25:46 C 14 48 54.37 +01 32 44.0 u H45
2011-04-06 09:27:19 C 14 48 54.69 +01 32 45.7 u H45
2011-04-06 09:28:47 C 14 48 54.95 +01 32 47.7 u H45
2011-04-06 09:31:52 C 14 48 55.60 +01 32 52.2 u H45
2011-04-06 09:34:46 C 14 48 56.13 +01 32 56.6 u H45
2011-04-07 04:24:05 C 14 53 13.18 +02 00 17.9 o H26
2011-04-07 04:26:36 C 14 53 13.75 +02 00 21.9 o H26
2011-04-07 04:29:07 C 14 53 14.30 +02 00 25.4 o H26
2011-04-07 04:31:39 C 14 53 14.88 +02 00 29.2 o H26
2011-04-08 23:31:20 C 15 04 04.01 +03 11 23.8 u 157