2003 HN

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5109729077 ± 2.06e-08
Semi-major axis (a)2.0261327551 AU ± 2.72e-08
Inclination (i)10.72016076° ± 6.87e-06
Long. of Asc. Node (Ω)212.67308379° ± 8.54e-06
Arg. of Perihelion (ω)65.19235889° ± 1.27e-05
Mean Anomaly (M)274.47167812° ± 5.57e-05
Mean Motion (n)0.3417515003°/day ± 6.89e-09
Perihelion dist (q)0.99083381 AU ± 4.37e-08
Aphelion dist (Q)3.06143170 AU ± 5.85e-08
Orbital Period2.88404376 yr ± 5.81e-08
Physical Parameters
H (abs. magnitude)20.14
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.430″
Uncertainty0
Orbit TypeApollo
MOID0.103919 AU
Observations Used342
Oppositions13
Arc Total2003-2023
First Observation Used2003-03-23
Last Observation Used2023-02-15
Observations (364)
Date Type RA Dec Mag Band Observatory
2003-05-01 06:57:15 C 13 27 47.92 -04 06 55.1 c 926
2003-05-01 07:04:52 C 13 27 47.69 -04 06 35.4 17.7 c 704
2003-05-01 07:21:56 C 13 27 47.63 -04 05 48.2 17.9 c 704
2003-05-02 14:28:59 C 13 28 03.90 -02 36 00.2 c E14
2003-05-02 14:34:11 C 13 28 03.91 -02 35 44.5 c E14
2003-05-02 14:39:23 C 13 28 03.92 -02 35 29.4 c E14
2003-05-03 02:23:21 C 13 28 13.81 -02 01 20.3 17.3 H72
2003-05-03 02:26:01 C 13 28 13.88 -02 01 12.6 17.0 H72
2003-05-03 02:28:40 C 13 28 13.78 -02 01 03.8 17.2 H72
2003-05-03 02:31:20 C 13 28 13.90 -02 00 56.4 17.1 H72
2003-05-03 02:34:01 C 13 28 13.81 -02 00 48.9 17.2 H72
2003-05-03 02:36:40 C 13 28 13.90 -02 00 40.0 17.0 H72
2003-05-03 02:39:20 C 13 28 13.88 -02 00 32.7 17.2 H72
2003-05-03 20:15:10 C 13 28 26.52 -01 06 54.7 d 151
2003-05-03 20:17:26 C 13 28 26.53 -01 06 47.6 d 151
2003-05-03 20:19:29 C 13 28 26.55 -01 06 41.3 d 151
2003-05-03 20:20:41 C 13 28 26.53 -01 06 37.6 d 151
2003-05-03 20:22:09 C 13 28 26.58 -01 06 32.8 d 151
2003-05-03 20:22:58 C 13 28 26.57 -01 06 30.6 d 151
2003-05-03 20:26:26 C 13 28 26.57 -01 06 19.8 d 151
2003-05-03 20:27:16 C 13 28 26.57 -01 06 16.8 d 151
2003-05-03 20:28:37 C 13 28 26.62 -01 06 13.2 d 151
2003-05-03 20:29:32 C 13 28 26.59 -01 06 10.3 d 151
2003-05-03 22:33:53 C 13 28 27.27 -00 59 39.2 d 170
2003-05-03 22:35:00 C 13 28 27.30 -00 59 35.9 d 170
2003-05-03 22:37:16 C 13 28 27.36 -00 59 28.7 d 170
2003-05-03 22:38:23 C 13 28 27.38 -00 59 24.8 d 170
2003-05-03 23:49:31 C 13 28 27.42 -00 55 47.7 c 204
2003-05-03 23:59:00 C 13 28 27.52 -00 55 15.2 c 204
2003-05-04 00:22:40 C 13 28 27.34 -00 54 02.1 d 118
2003-05-04 00:26:15 C 13 28 27.39 -00 53 51.0 d 118
2003-05-04 00:27:51 C 13 28 27.42 -00 53 45.9 d 118
2003-05-04 00:29:28 C 13 28 27.43 -00 53 41.2 d 118
2003-05-04 02:20:55 C 13 28 31.56 -00 47 38.4 18.4 H72
2003-05-04 02:26:25 C 13 28 31.65 -00 47 20.5 18.4 H72
2003-05-04 02:28:05 C 13 28 31.68 -00 47 15.6 18.2 H72
2003-05-04 02:29:43 C 13 28 31.64 -00 47 10.8 18.3 H72
2003-05-04 02:31:24 C 13 28 31.71 -00 47 05.3 18.2 H72
2003-05-04 02:33:04 C 13 28 31.61 -00 47 00.2 18.6 H72
2003-05-04 02:51:24 C 13 28 31.77 -00 46 01.3 17.4 H72
2003-05-04 02:54:43 C 13 28 31.73 -00 45 51.7 17.4 H72
2003-05-04 02:56:23 C 13 28 31.66 -00 45 45.3 17.2 H72
2003-05-04 02:58:03 C 13 28 31.68 -00 45 41.2 17.4 H72
2003-05-04 02:59:42 C 13 28 31.69 -00 45 35.6 18.3 H72
2003-05-04 12:37:11 C 13 28 39.17 -00 14 11.7 c E14
2003-05-04 12:47:24 C 13 28 39.19 -00 13 38.8 c E14
2003-05-04 12:57:36 C 13 28 39.23 -00 13 06.1 c E14
2003-05-04 20:08:57 C 13 28 46.94 +00 09 05.5 19.1 c 632
2003-05-04 20:38:31 C 13 28 47.13 +00 10 41.0 18.9 c 632
2003-05-04 21:05:28 C 13 28 47.29 +00 12 09.4 18.6 c 632