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
2004-03-17 04:15:01 C 09 49 59.59 +17 45 05.0 r 448
2004-03-17 20:32:58 C 09 47 17.33 +17 19 50.4 c 246
2004-03-17 20:34:22 C 09 47 17.09 +17 19 48.0 c 246
2004-03-17 20:35:34 C 09 47 16.87 +17 19 45.7 c 246
2004-03-17 20:36:48 C 09 47 16.63 +17 19 44.3 c 246
2004-03-17 20:39:36 C 09 47 16.11 +17 19 40.1 c 246
2004-03-17 20:40:36 C 09 47 15.94 +17 19 37.9 c 246
2004-03-18 02:43:23 C 09 46 16.59 +17 10 08.8 c 691
2004-03-18 03:32:43 C 09 46 07.47 +17 08 50.5 c 691
2004-03-18 04:15:55 C 09 45 59.41 +17 07 41.3 c 691
2004-03-19 04:53:23 C 09 41 38.34 +16 25 10.1 18.9 c 644
2004-03-19 05:23:02 C 09 41 32.42 +16 24 16.6 18.7 c 644
2004-03-19 05:32:40 C 09 41 29.81 +16 23 58.8 19.0 c 704
2004-03-19 05:48:21 C 09 41 26.70 +16 23 28.8 18.7 c 704
2004-03-19 05:53:00 C 09 41 26.49 +16 23 22.2 18.8 c 644
2004-03-19 06:03:58 C 09 41 23.55 +16 23 00.1 19.4 c 704
2004-03-19 06:19:28 C 09 41 20.49 +16 22 32.6 19.4 c 704
2004-03-19 06:34:54 C 09 41 17.44 +16 22 03.9 19.7 c 704
2004-03-20 02:50:09 C 09 37 34.63 +15 43 22.2 c 691
2004-03-20 04:01:45 C 09 37 19.69 +15 41 01.9 c 691
2004-03-20 04:43:05 C 09 37 11.04 +15 39 38.8 c 691
2004-03-21 05:44:50 C 09 32 11.24 +14 46 28.3 r H36
2004-03-21 05:48:52 C 09 32 10.46 +14 46 19.2 r H36
2004-03-21 05:52:48 C 09 32 09.24 +14 46 06.2 r H36
2004-03-21 05:56:37 C 09 32 08.66 +14 46 02.1 r H36
2004-03-23 04:04:48 C 09 22 10.33 +12 52 13.3 19.0 c 704
2004-03-23 04:20:12 C 09 22 06.50 +12 51 31.4 18.8 c 704
2004-03-23 04:35:52 C 09 22 02.56 +12 50 49.0 19.1 c 704
2004-03-23 04:51:03 C 09 21 58.78 +12 50 07.8 19.6 c 704
2004-03-23 05:06:13 C 09 21 54.92 +12 49 25.2 18.9 c 704
2004-03-23 05:49:47 C 09 21 43.20 +12 47 17.7 r 649
2004-03-23 05:52:20 C 09 21 42.60 +12 47 10.5 r 649
2004-03-23 05:54:54 C 09 21 41.95 +12 47 03.4 r 649
2004-03-23 05:57:27 C 09 21 41.32 +12 46 56.4 r 649
2004-03-25 20:35:20 C 09 05 53.33 +09 29 58.1 r 170
2004-03-25 20:37:11 C 09 05 52.77 +09 29 51.8 r 170
2004-03-25 20:38:17 C 09 05 52.45 +09 29 47.7 r 170
2004-03-28 19:27:20 C 08 43 57.53 +04 32 42.1 c 246
2004-03-28 19:27:55 C 08 43 57.29 +04 32 38.6 c 246
2004-03-28 19:28:31 C 08 43 57.12 +04 32 35.1 c 246
2004-03-28 19:30:59 C 08 43 56.14 +04 32 25.4 c 246
2004-03-28 19:31:40 C 08 43 55.99 +04 32 20.9 c 246
2004-03-29 03:49:21 C 08 41 01.03 +03 51 45.7 c 926
2004-03-29 03:50:17 C 08 41 00.70 +03 51 40.9 c 926
2004-03-29 03:51:21 C 08 41 00.23 +03 51 35.2 c 926
2004-03-29 11:59:59 C 08 38 01.43 +03 11 47.0 r 413
2004-03-29 12:02:49 C 08 38 00.28 +03 11 32.8 r 413
2004-03-30 20:15:02 C 08 25 34.34 +00 09 49.6 r J95
2004-03-30 20:22:48 C 08 25 30.94 +00 09 03.2 r J95
2004-03-30 20:29:43 C 08 25 27.89 +00 08 21.7 r J95