2004 EH1

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5334073301 ± 4.30e-08
Semi-major axis (a)2.0089963104 AU ± 2.23e-09
Inclination (i)7.52093028° ± 9.60e-06
Long. of Asc. Node (Ω)356.74035876° ± 7.67e-06
Arg. of Perihelion (ω)231.99496151° ± 2.36e-05
Mean Anomaly (M)199.57942396° ± 4.99e-06
Mean Motion (n)0.3461334471°/day ± 5.76e-10
Perihelion dist (q)0.93738295 AU ± 8.63e-08
Aphelion dist (Q)3.08060967 AU ± 8.64e-08
Orbital Period2.84753263 yr ± 4.74e-09
Physical Parameters
H (abs. magnitude)21.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.344″
Uncertainty0
Orbit TypeApollo
MOID0.034214 AU
Observations Used151
Oppositions13
Arc Total2004-2024
First Observation Used2004-03-14
Last Observation Used2024-03-19
Observations (167)
Date Type RA Dec Mag Band Observatory
2004-03-14 05:40:06 C 10 00 36.29 +19 15 21.9 d 703
2004-03-14 05:54:49 C 10 00 33.93 +19 15 07.0 d 703
2004-03-14 06:09:33 C 10 00 31.61 +19 14 49.1 d 703
2004-03-14 06:24:22 C 10 00 29.32 +19 14 32.8 d 703
2004-03-14 06:39:22 C 10 00 26.84 +19 14 15.2 19.9 c 704
2004-03-14 07:11:11 C 10 00 22.02 +19 13 38.4 20.0 c 704
2004-03-14 07:26:55 C 10 00 19.64 +19 13 21.0 19.8 c 704
2004-03-14 09:23:57 C 10 00 01.87 +19 11 08.1 d 703
2004-03-14 09:26:05 C 10 00 01.55 +19 11 05.4 d 703
2004-03-14 09:28:12 C 10 00 01.26 +19 11 03.2 d 703
2004-03-14 09:30:21 C 10 00 00.92 +19 11 00.2 d 703
2004-03-14 09:32:29 C 10 00 00.62 +19 10 58.3 d 703
2004-03-14 09:34:37 C 10 00 00.26 +19 10 55.4 d 703
2004-03-14 09:36:44 C 09 59 59.97 +19 10 51.6 d 703
2004-03-14 09:38:52 C 09 59 59.61 +19 10 51.9 d 703
2004-03-14 19:11:32 C 09 58 42.81 +18 59 48.3 c 246
2004-03-14 19:12:38 C 09 58 42.55 +18 59 46.9 c 246
2004-03-14 19:21:42 C 09 58 41.26 +18 59 36.8 c 246
2004-03-14 19:23:13 C 09 58 41.03 +18 59 35.2 c 246
2004-03-14 20:48:54 C 09 58 28.91 +18 58 03.5 r 938
2004-03-14 21:42:13 C 09 58 19.65 +18 56 55.8 o 151
2004-03-14 21:45:08 C 09 58 19.18 +18 56 52.5 o 151
2004-03-14 21:46:34 C 09 58 18.97 +18 56 51.1 o 151
2004-03-14 21:46:54 C 09 58 18.93 +18 56 50.6 o 151
2004-03-14 22:48:50 C 09 58 10.09 +18 55 44.3 r 938
2004-03-15 05:53:18 C 09 57 07.80 +18 47 22.0 19.1 c 704
2004-03-15 06:08:41 C 09 57 05.30 +18 47 03.1 19.7 c 704
2004-03-15 06:11:32 C 09 57 05.06 +18 47 01.4 c 854
2004-03-15 06:21:04 C 09 57 03.56 +18 46 49.4 c 854
2004-03-15 06:24:01 C 09 57 02.83 +18 46 44.4 19.4 c 704
2004-03-15 06:30:35 C 09 57 01.99 +18 46 38.0 c 854
2004-03-15 06:39:35 C 09 57 00.31 +18 46 24.7 19.5 c 704
2004-03-15 06:54:59 C 09 56 57.84 +18 46 05.6 19.4 c 704
2004-03-15 08:52:20 C 09 56 39.54 +18 43 39.2 c 673
2004-03-15 08:56:49 C 09 56 38.81 +18 43 33.1 c 673
2004-03-15 08:59:20 C 09 56 38.43 +18 43 30.2 c 673
2004-03-15 09:01:29 C 09 56 38.07 +18 43 27.4 c 673
2004-03-15 21:16:05 C 09 54 51.71 +18 27 56.3 r 938
2004-03-15 21:52:00 C 09 54 45.65 +18 27 10.3 r 938
2004-03-15 22:27:56 C 09 54 39.68 +18 26 24.1 r 938
2004-03-16 03:07:25 C 09 53 59.06 +18 20 19.3 c 691
2004-03-16 03:46:06 C 09 53 52.63 +18 19 29.2 c 691
2004-03-16 04:25:21 C 09 53 46.04 +18 18 38.0 c 691
2004-03-16 05:14:04 C 09 53 37.48 +18 17 32.2 18.8 c 704
2004-03-16 05:29:53 C 09 53 34.75 +18 17 11.2 19.4 c 704
2004-03-16 05:45:38 C 09 53 32.06 +18 16 49.6 19.9 c 704
2004-03-16 06:07:16 C 09 53 28.40 +18 16 20.3 19.7 c 704
2004-03-16 06:23:30 C 09 53 25.62 +18 15 57.9 19.8 c 704
2004-03-17 03:58:52 C 09 50 02.49 +17 45 28.3 r 448
2004-03-17 04:06:10 C 09 50 01.20 +17 45 17.8 r 448