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
2019-09-19 11:52:25 C 09 14 34.84 +21 03 49.3 – V 703
2019-09-19 11:55:03 C 09 14 34.92 +21 03 45.5 – V 703
2019-09-19 11:57:41 C 09 14 35.04 +21 03 39.0 – V 703
2019-09-23 12:18:12 C 09 20 28.21 +18 02 49.0 – U I41
2019-09-23 12:25:24 C 09 20 28.64 +18 02 35.1 – U I41
2019-09-23 12:32:36 C 09 20 29.09 +18 02 21.2 – U I41
2019-09-23 12:39:49 C 09 20 29.51 +18 02 07.9 – U I41
2019-10-31 12:06:12 C 10 09 53.45 -15 48 08.8 – V H06
2019-10-31 12:10:06 C 10 09 53.64 -15 48 18.7 – V H06
2019-10-31 12:14:01 C 10 09 53.85 -15 48 28.8 – V H06
2019-11-20 14:40:16 C 10 32 33.12 -36 24 40.3 – V T08
2019-11-20 14:45:02 C 10 32 33.26 -36 24 53.2 – V T08
2019-11-20 14:55:38 C 10 32 33.73 -36 25 20.4 – V T08
2019-11-20 15:10:16 C 10 32 34.30 -36 25 58.3 – V T08
2024-07-01 04:00:04 C 20 13 37.754 +42 57 57.24 – V W16
2024-07-01 04:06:24 C 20 13 37.334 +42 58 02.03 – V W16
2024-07-01 04:12:45 C 20 13 36.874 +42 58 07.25 – V W16
2024-07-01 04:19:03 C 20 13 36.461 +42 58 12.61 – V W16
2024-08-01 08:13:12 C 19 06 53.908 +49 50 26.04 – X F52
2024-08-01 08:27:27 C 19 06 52.428 +49 50 29.24 – X F52
2024-08-01 08:55:57 C 19 06 49.471 +49 50 35.67 – X F52
2024-08-27 00:55:09 C 18 10 35.71 +49 28 10.0 – X W62
2024-08-27 01:05:44 C 18 10 34.90 +49 28 07.1 – X W62
2024-09-22 04:08:19 C 17 41 32.384 +45 47 14.03 – V G96
2024-09-22 04:22:49 C 17 41 32.082 +45 47 08.34 – V G96
2024-09-22 04:30:51 C 17 41 31.909 +45 47 04.70 – V G96
2024-09-22 04:38:52 C 17 41 31.751 +45 47 01.93 – V G96
2024-09-29 02:46:34 C 17 39 07.621 +44 42 03.53 – V G96
2024-09-29 02:54:10 C 17 39 07.567 +44 42 00.76 – V G96
2024-09-29 03:01:46 C 17 39 07.470 +44 41 57.73 – V G96
2024-09-29 03:09:21 C 17 39 07.430 +44 41 54.60 – V G96
2024-10-25 01:45:00 C 17 46 29.957 +41 21 02.99 – V G96
2024-10-25 01:52:39 C 17 46 30.256 +41 21 00.00 – V G96
2024-10-25 02:00:19 C 17 46 30.504 +41 20 57.98 – V G96
2024-10-25 02:07:59 C 17 46 30.716 +41 20 56.08 – V G96
2025-03-22 02:36:00 C 03 22 37.488 +27 56 37.50 – V 703
2025-03-22 02:38:59 C 03 22 38.039 +27 56 33.36 – V 703
2025-03-22 02:41:59 C 03 22 38.564 +27 56 28.93 – V 703
2025-03-22 02:44:58 C 03 22 39.004 +27 56 25.19 – V 703
2025-03-23 03:30:46 C 03 26 35.812 +27 19 07.21 – V 703
2025-03-23 03:34:07 C 03 26 36.402 +27 19 01.13 – V 703
2025-03-23 03:37:29 C 03 26 36.913 +27 18 55.66 – V 703
2025-03-23 03:40:50 C 03 26 37.565 +27 18 51.62 – V 703
2025-03-24 02:38:01 C 03 30 13.162 +26 44 25.08 – V 703
2025-03-24 02:41:01 C 03 30 13.633 +26 44 21.30 – V 703
2025-03-24 02:47:00 C 03 30 14.504 +26 44 12.19 – V 703
2025-03-25 05:25:59 C 03 34 20.275 +26 04 23.63 – V T08
2025-03-25 05:30:36 C 03 34 20.750 +26 04 17.90 – V T08
2025-03-25 05:38:34 C 03 34 21.960 +26 04 05.45 – V T08
2025-03-25 05:53:12 C 03 34 24.185 +26 03 44.14 – V T08