2001 EC

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7655893611 ± 2.26e-08
Semi-major axis (a)2.5975392901 AU ± 3.84e-09
Inclination (i)0.60681561° ± 3.82e-06
Long. of Asc. Node (Ω)315.76289027° ± 9.78e-05
Arg. of Perihelion (ω)116.04902844° ± 1.00e-04
Mean Anomaly (M)348.91661222° ± 1.63e-06
Mean Motion (n)0.2354339495°/day ± 5.22e-10
Perihelion dist (q)0.60889084 AU ± 5.86e-08
Aphelion dist (Q)4.58618774 AU ± 5.90e-08
Orbital Period4.18642377 yr ± 9.29e-09
Physical Parameters
H (abs. magnitude)18.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.335″
Uncertainty0
Orbit TypeApollo
MOID0.003497 AU
Observations Used526
Oppositions16
Arc Total2001-2022
First Observation Used2001-03-03
Last Observation Used2022-02-27
Observations (556)
Date Type RA Dec Mag Band Observatory
2021-08-20 10:25:25 C 22 04 04.78 -11 19 05.1 U I41
2021-08-20 10:26:47 C 22 04 04.64 -11 19 05.8 U I41
2021-08-24 02:15:16 C 21 54 12.59 -12 01 21.5 V W46
2021-08-24 02:29:50 C 21 54 10.67 -12 01 28.7 V W46
2021-08-24 02:42:55 C 21 54 08.76 -12 01 37.4 V W46
2021-08-25 09:19:20 C 21 49 52.98 -12 19 13.9 V T08
2021-08-25 09:22:39 C 21 49 52.45 -12 19 16.0 V T08
2021-08-25 09:26:39 C 21 49 51.83 -12 19 18.4 V T08
2021-08-25 09:33:56 C 21 49 50.69 -12 19 22.9 V T08
2021-08-26 09:10:07 C 21 46 13.23 -12 34 16.5 V T08
2021-08-26 09:13:26 C 21 46 12.67 -12 34 18.7 V T08
2021-08-26 09:30:08 C 21 46 09.82 -12 34 29.8 V T08
2021-08-27 20:42:47 C 21 40 05.86 -12 59 09.8 V 089
2021-08-27 20:46:09 C 21 40 05.21 -12 59 12.0 V 089
2021-08-27 20:49:32 C 21 40 04.55 -12 59 14.5 V 089
2021-08-27 20:52:55 C 21 40 03.89 -12 59 17.2 V 089
2021-08-27 21:03:04 C 21 40 01.96 -12 59 24.9 V 089
2021-08-27 21:06:27 C 21 40 01.30 -12 59 27.2 V 089
2021-08-27 21:09:50 C 21 40 00.68 -12 59 29.1 V 089
2021-08-27 21:13:13 C 21 39 59.99 -12 59 32.2 V 089
2021-08-28 10:03:38 C 21 37 33.62 -13 08 58.4 V T05
2021-08-28 10:11:34 C 21 37 31.99 -13 09 04.4 V T05
2021-08-28 10:27:50 C 21 37 28.64 -13 09 16.6 V T05
2021-08-28 10:31:50 C 21 37 27.81 -13 09 19.7 V T05
2021-08-28 20:42:10 C 21 35 27.04 -13 17 29.6 V 089
2021-08-28 20:45:33 C 21 35 26.39 -13 17 31.7 V 089
2021-08-28 20:48:56 C 21 35 25.68 -13 17 34.6 V 089
2021-08-28 20:55:42 C 21 35 24.18 -13 17 39.9 V 089
2021-08-28 20:59:05 C 21 35 23.51 -13 17 43.0 V 089
2021-08-28 21:09:14 C 21 35 21.33 -13 17 50.7 V 089
2021-08-28 21:12:37 C 21 35 20.65 -13 17 53.3 V 089
2021-08-29 03:07:06 C 21 34 08.90 -13 22 32.3 q H45
2021-08-29 03:09:51 C 21 34 08.34 -13 22 34.2 q H45
2021-08-29 03:11:17 C 21 34 08.02 -13 22 35.6 q H45
2021-08-29 03:12:45 C 21 34 07.69 -13 22 36.8 q H45
2021-08-29 03:14:12 C 21 34 07.39 -13 22 37.7 q H45
2021-08-29 03:16:36 C 21 34 06.82 -13 22 40.1 q H45
2021-08-30 09:59:55 C 21 27 14.24 -13 48 44.8 V T08
2021-08-30 10:04:34 C 21 27 13.08 -13 48 49.0 V T08
2021-08-30 10:07:13 C 21 27 12.41 -13 48 50.6 V T08
2021-08-30 10:11:19 C 21 27 11.38 -13 48 54.2 V T08
2021-08-30 10:15:20 C 21 27 10.36 -13 48 57.9 V T08
2021-08-30 10:26:51 C 21 27 07.49 -13 49 08.0 V T08
2021-08-30 10:29:32 C 21 27 06.81 -13 49 10.3 V T08
2021-08-30 10:34:18 C 21 27 05.62 -13 49 14.6 V T08
2021-08-31 20:13:30 C 21 18 27.68 -14 21 26.2 V 089
2021-08-31 20:16:53 C 21 18 27.04 -14 21 26.7 V 089
2021-08-31 20:20:17 C 21 18 25.73 -14 21 33.5 V 089
2021-08-31 20:23:41 C 21 18 24.74 -14 21 35.8 V 089
2021-08-31 20:27:05 C 21 18 23.75 -14 21 40.1 V 089