IAA RAS IAA Minor Planet Database

2003 EH16

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5344254523 ± 4.49e-07
Semi-major axis (a)2.3414171291 AU ± 8.71e-09
Inclination (i)18.03238649° ± 4.36e-05
Long. of Asc. Node (Ω)358.82343240° ± 2.32e-05
Arg. of Perihelion (ω)101.01583239° ± 9.99e-05
Mean Anomaly (M)137.73144415° ± 3.07e-05
Mean Motion (n)0.2751022164°/day ± 1.53e-09
Perihelion dist (q)1.09010422 AU ± 1.05e-06
Aphelion dist (Q)3.59273004 AU ± 1.05e-06
Orbital Period3.58276388 yr ± 2.00e-08
Physical Parameters
H (abs. magnitude)20.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.518″
Uncertainty0
Orbit TypeAmor
MOID0.290939 AU
Observations Used103
Oppositions13
Arc Total2003-2021
First Observation Used2003-03-08
Last Observation Used2021-04-09
Observations (190)
Date Type RA Dec Mag Band Observatory
2020-11-18 15:02:13 S 11 15 33.65 +50 11 07.4 – L C51
2020-11-18 16:36:17 S 11 15 56.38 +50 09 05.2 – L C51
2020-11-18 18:10:32 S 11 16 19.29 +50 06 56.6 – L C51
2020-11-18 21:18:51 S 11 17 04.66 +50 02 43.9 – L C51
2020-11-19 00:27:10 S 11 17 49.72 +49 58 31.8 – L C51
2020-11-19 03:34:45 S 11 18 34.51 +49 54 18.6 – L C51
2020-11-19 06:43:49 S 11 19 19.60 +49 50 02.8 – L C51
2020-11-19 09:52:07 S 11 20 04.05 +49 45 48.7 – L C51
2020-11-19 19:17:05 S 11 22 16.69 +49 32 57.9 – L C51
2020-11-19 22:25:24 S 11 23 00.53 +49 28 39.7 – L C51
2020-11-20 01:33:43 S 11 23 44.07 +49 24 19.8 – L C51
2020-11-20 04:41:18 S 11 24 27.348 +49 20 00.89 – L C51
2020-11-20 04:41:29 S 11 24 27.516 +49 20 00.96 – L C51
2020-12-26 12:21:02 C 13 21 18.46 +27 53 40.0 – V G96
2020-12-26 12:27:44 C 13 21 18.92 +27 53 30.4 – V G96
2020-12-26 12:34:26 C 13 21 19.36 +27 53 22.0 – V G96
2020-12-26 12:41:10 C 13 21 19.82 +27 53 12.6 – V G96
2020-12-27 20:38:36 S 13 23 30.27 +27 09 21.0 – L C51
2020-12-27 23:46:56 S 13 23 42.86 +27 05 05.0 – L C51
2020-12-28 02:55:15 S 13 23 55.31 +27 00 47.7 – L C51
2020-12-28 06:03:34 S 13 24 07.86 +26 56 31.2 – L C51
2020-12-28 09:11:53 S 13 24 20.16 +26 52 12.9 – L C51
2020-12-28 15:28:31 S 13 24 44.81 +26 43 39.6 – L C51
2020-12-28 18:36:50 S 13 24 57.02 +26 39 25.1 – L C51
2020-12-28 20:10:54 S 13 25 03.10 +26 37 17.6 – L C51
2020-12-28 21:45:09 S 13 25 09.22 +26 35 07.9 – L C51
2020-12-28 23:19:14 S 13 25 15.23 +26 33 00.2 – L C51
2020-12-29 00:53:28 S 13 25 21.25 +26 30 52.7 – L C51
2020-12-29 02:27:32 S 13 25 27.25 +26 28 44.9 – L C51
2020-12-29 05:35:51 S 13 25 39.30 +26 24 28.8 – L C51
2020-12-29 05:36:03 S 13 25 39.36 +26 24 29.2 – L C51
2020-12-29 07:10:06 S 13 25 45.22 +26 22 20.6 – L C51
2020-12-29 08:44:11 S 13 25 51.28 +26 20 14.6 – L C51
2020-12-29 08:44:21 S 13 25 51.32 +26 20 14.9 – L C51
2020-12-29 10:18:26 S 13 25 57.32 +26 18 07.8 – L C51
2020-12-29 11:52:30 S 13 26 03.214 +26 16 00.05 – L C51
2020-12-29 11:52:41 S 13 26 03.21 +26 15 59.3 – L C51
2020-12-29 13:26:44 S 13 26 09.03 +26 13 52.8 – L C51
2020-12-29 15:00:49 S 13 26 14.99 +26 11 44.2 – L C51
2020-12-29 15:01:00 S 13 26 15.05 +26 11 44.8 – L C51
2020-12-29 16:35:04 S 13 26 20.91 +26 09 37.8 – L C51
2020-12-29 18:09:07 S 13 26 26.81 +26 07 29.8 – L C51
2020-12-29 18:09:19 S 13 26 26.820 +26 07 30.79 – L C51
2020-12-29 21:17:27 S 13 26 38.51 +26 03 15.6 – L C51
2020-12-29 21:17:38 S 13 26 38.590 +26 03 16.31 – L C51
2020-12-30 00:25:46 S 13 26 50.17 +25 59 02.0 – L C51
2020-12-30 00:25:56 S 13 26 50.27 +25 59 02.8 – L C51
2020-12-30 03:34:05 S 13 27 01.88 +25 54 48.8 – L C51
2020-12-30 03:34:16 S 13 27 01.82 +25 54 48.0 – L C51
2020-12-30 06:42:24 S 13 27 13.45 +25 50 35.7 – L C51