196256 (2003 EH1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6187237155 ± 7.82e-08
Semi-major axis (a)3.1223592034 AU ± 1.06e-08
Inclination (i)70.87597070° ± 1.72e-05
Long. of Asc. Node (Ω)282.99957168° ± 1.97e-05
Arg. of Perihelion (ω)171.32136668° ± 2.17e-05
Mean Anomaly (M)43.00353591° ± 7.93e-06
Mean Motion (n)0.1786438132°/day ± 9.12e-10
Perihelion dist (q)1.19048152 AU ± 2.44e-07
Aphelion dist (Q)5.05423689 AU ± 2.45e-07
Orbital Period5.51727074 yr ± 2.82e-08
Physical Parameters
H (abs. magnitude)16.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.375″
Uncertainty0
Orbit TypeAmor
MOID0.211531 AU
Observations Used143
Oppositions18
Arc Total2003-2025
First Observation Used2003-03-06
Last Observation Used2025-03-25
Observations (150)
Date Type RA Dec Mag Band Observatory
2003-03-06 02:36:34 C 03 23 08.30 +17 57 00.5 c 699
2003-03-06 02:54:32 C 03 23 10.74 +17 56 25.6 c 699
2003-03-06 03:12:27 C 03 23 13.19 +17 55 51.3 c 699
2003-03-06 03:30:25 C 03 23 15.63 +17 55 16.5 c 699
2003-03-07 01:36:36 C 03 26 16.08 +17 13 15.8 m 446
2003-03-07 01:43:15 C 03 26 16.96 +17 13 03.1 m 446
2003-03-07 01:49:57 C 03 26 17.86 +17 12 51.0 m 446
2003-03-07 01:52:33 C 03 26 18.24 +17 12 47.1 c 711
2003-03-07 01:56:47 C 03 26 18.78 +17 12 38.2 m 446
2003-03-07 01:58:31 C 03 26 19.08 +17 12 35.1 c 711
2003-03-07 02:04:28 C 03 26 19.86 +17 12 24.0 c 711
2003-03-07 02:27:56 C 03 26 23.05 +17 11 39.9 c 926
2003-03-07 02:29:43 C 03 26 23.25 +17 11 37.0 c 926
2003-03-07 02:31:31 C 03 26 23.51 +17 11 32.3 c 926
2003-03-07 02:54:52 C 03 26 26.59 +17 10 47.0 c 649
2003-03-07 02:57:40 C 03 26 26.92 +17 10 42.1 c 649
2003-03-07 03:00:29 C 03 26 27.29 +17 10 36.3 c 649
2003-03-10 18:37:10 C 03 37 47.89 +14 31 16.4 c 540
2003-03-10 18:42:28 C 03 37 48.57 +14 31 07.1 c 540
2003-03-10 18:50:25 C 03 37 49.57 +14 30 54.0 c 540
2003-03-12 02:20:55 C 03 41 42.31 +13 36 17.6 c 448
2003-03-12 02:33:26 C 03 41 43.83 +13 35 55.8 c 448
2003-03-12 02:46:28 C 03 41 45.39 +13 35 33.4 c 448
2003-03-13 10:24:54 C 03 45 33.22 +12 42 14.1 c 413
2003-03-13 10:27:03 C 03 45 33.50 +12 42 09.9 c 413
2003-03-13 10:33:29 C 03 45 34.30 +12 41 58.8 c 413
2003-03-13 10:35:37 C 03 45 34.49 +12 41 55.0 c 413
2003-03-23 19:41:25 C 04 12 42.73 +06 25 35.7 c 587
2003-03-23 19:46:01 C 04 12 43.40 +06 25 30.9 c 587
2003-03-23 19:50:38 C 04 12 43.79 +06 25 22.4 c 587
2003-03-24 09:20:01 C 04 14 05.18 +06 07 11.6 c 413
2003-03-24 09:22:41 C 04 14 05.45 +06 07 07.9 c 413
2003-03-24 09:25:19 C 04 14 05.73 +06 07 04.4 c 413
2003-03-25 09:16:15 C 04 16 28.08 +05 35 08.2 c 413
2003-03-25 09:18:43 C 04 16 28.31 +05 35 05.1 c 413
2003-03-25 09:21:11 C 04 16 28.57 +05 35 01.5 c 413
2003-04-05 02:41:59 C 04 40 32.34 +00 23 22.0 c 448
2003-04-05 02:51:18 C 04 40 33.19 +00 23 11.9 c 448
2003-04-05 02:58:54 C 04 40 33.81 +00 23 04.0 c 448
2003-04-15 08:50:28 C 05 01 44.79 -03 50 16.8 c 413
2003-04-15 09:02:53 C 05 01 45.82 -03 50 28.9 c 413
2003-04-23 09:00:50 C 05 17 37.36 -06 47 33.0 e 413
2003-04-23 09:03:30 C 05 17 37.57 -06 47 35.1 e 413
2003-04-23 09:06:09 C 05 17 37.76 -06 47 37.4 e 413
2003-12-24 08:07:42 C 16 42 52.43 -66 12 20.6 809
2003-12-24 08:13:11 C 16 42 53.10 -66 12 20.5 809
2003-12-24 08:18:39 C 16 42 53.87 -66 12 21.5 809
2003-12-24 08:24:19 C 16 42 54.61 -66 12 21.4 809
2003-12-24 08:29:48 C 16 42 55.30 -66 12 21.7 809
2003-12-24 08:35:18 C 16 42 56.04 -66 12 22.4 809