455407 (2003 ER)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2360005721 ± 4.36e-08
Semi-major axis (a)1.5127288286 AU ± 3.02e-09
Inclination (i)36.10030536° ± 1.27e-05
Long. of Asc. Node (Ω)155.99345589° ± 5.15e-06
Arg. of Perihelion (ω)68.62671023° ± 2.58e-05
Mean Anomaly (M)30.04707618° ± 2.99e-05
Mean Motion (n)0.5297496164°/day ± 1.59e-09
Perihelion dist (q)1.15572396 AU ± 6.59e-08
Aphelion dist (Q)1.86973370 AU ± 6.60e-08
Orbital Period1.86055120 yr ± 5.58e-09
Physical Parameters
H (abs. magnitude)19.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.318″
Uncertainty0
Orbit TypeAmor
MOID0.302925 AU
Observations Used145
Oppositions9
Arc Total2003-2022
First Observation Used2003-01-30
Last Observation Used2022-09-20
Observations (153)
Date Type RA Dec Mag Band Observatory
2003-01-30 09:03:47 C 09 43 26.88 -23 23 03.3 r 644
2003-02-09 06:56:38 C 09 33 01.70 -16 21 14.9 r 644
2003-02-09 07:26:57 C 09 32 59.94 -16 20 07.5 r 644
2003-02-09 07:59:33 C 09 32 58.18 -16 18 53.2 r 644
2003-03-05 05:50:09 C 09 00 33.07 +16 32 29.6 18.9 c 704
2003-03-05 06:09:31 C 09 00 32.08 +16 33 47.3 18.7 c 704
2003-03-05 06:49:02 C 09 00 29.84 +16 36 23.9 19.6 c 704
2003-03-05 07:08:11 C 09 00 28.79 +16 37 39.9 19.3 c 704
2003-03-05 21:43:05 C 08 59 47.27 +17 35 33.6 c 246
2003-03-05 21:43:47 C 08 59 47.26 +17 35 36.7 c 246
2003-03-05 21:44:33 C 08 59 47.18 +17 35 40.1 c 246
2003-03-05 21:45:23 C 08 59 47.15 +17 35 43.0 c 246
2003-03-05 21:46:16 C 08 59 47.11 +17 35 46.6 c 246
2003-03-05 21:47:38 C 08 59 47.06 +17 35 51.1 c 246
2003-03-05 22:26:00 C 08 59 45.02 +17 38 23.7 d 557
2003-03-05 22:27:21 C 08 59 44.94 +17 38 29.2 d 557
2003-03-05 22:28:42 C 08 59 44.93 +17 38 33.8 d 557
2003-03-06 05:24:42 C 08 59 25.68 +18 06 09.2 c 926
2003-03-06 05:27:43 C 08 59 25.52 +18 06 21.2 c 926
2003-03-06 05:39:14 C 08 59 24.83 +18 07 05.7 19.2 c 704
2003-03-06 05:58:24 C 08 59 23.78 +18 08 21.2 19.6 c 704
2003-03-06 06:10:43 C 08 59 23.25 +18 09 10.7 c 651
2003-03-06 06:12:23 C 08 59 23.15 +18 09 17.2 c 651
2003-03-06 06:14:09 C 08 59 23.07 +18 09 24.6 c 651
2003-03-06 06:17:36 C 08 59 22.81 +18 09 37.2 19.8 c 704
2003-03-06 06:36:43 C 08 59 21.78 +18 10 52.7 19.6 c 704
2003-03-06 06:55:59 C 08 59 20.80 +18 12 08.3 19.7 c 704
2003-03-06 07:11:37 C 08 59 19.97 +18 13 10.5 c 448
2003-03-06 07:22:54 C 08 59 19.37 +18 13 54.9 c 448
2003-03-06 07:32:16 C 08 59 19.13 +18 14 32.6 19.2 c 644
2003-03-06 07:35:01 C 08 59 18.75 +18 14 42.6 c 448
2003-03-06 07:47:10 C 08 59 18.40 +18 15 31.1 19.6 c 644
2003-03-06 08:02:25 C 08 59 17.62 +18 16 31.3 19.8 c 644
2003-03-06 08:19:58 C 08 59 16.38 +18 17 34.1 d 734
2003-03-06 08:24:50 C 08 59 16.42 +18 17 57.5 c 670
2003-03-06 08:25:29 C 08 59 16.09 +18 17 57.3 d 734
2003-03-06 08:27:48 C 08 59 16.32 +18 18 10.3 c 670
2003-03-06 08:31:19 C 08 59 15.80 +18 18 20.6 d 734
2003-03-06 12:18:05 C 08 59 05.92 +18 33 47.0 c 474
2003-03-06 12:20:14 C 08 59 05.81 +18 33 56.3 c 474
2003-03-06 12:22:25 C 08 59 05.66 +18 34 01.4 c 474
2003-03-07 03:57:58 C 08 58 23.95 +19 34 51.4 19.2 c 704
2003-03-07 04:35:53 C 08 58 22.03 +19 37 19.0 19.8 c 704
2003-03-07 04:55:01 C 08 58 21.03 +19 38 34.0 19.5 c 704
2003-03-07 05:14:04 C 08 58 20.09 +19 39 49.2 19.2 c 704
2003-03-08 03:58:20 C 08 57 20.78 +21 08 08.2 19.4 c 704
2003-03-08 04:17:32 C 08 57 19.87 +21 09 23.1 19.4 c 704
2003-03-08 04:55:46 C 08 57 18.03 +21 11 50.5 19.9 c 704
2003-03-08 05:14:53 C 08 57 17.09 +21 13 04.2 19.4 c 704
2003-03-08 05:25:37 C 08 57 16.27 +21 13 46.4 m 446