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
2003-05-04 21:27:51 C 13 28 47.43 +00 13 22.1 d A28
2003-05-04 21:29:47 C 13 28 47.40 +00 13 26.8 d A28
2003-05-04 21:34:33 C 13 28 47.46 +00 13 41.2 d A28
2003-05-04 21:37:15 C 13 28 47.50 +00 13 50.7 d A28
2003-05-04 21:42:23 C 13 28 47.50 +00 14 07.5 d A28
2003-05-04 22:24:57 C 13 28 47.48 +00 16 25.7 d 118
2003-05-04 22:27:15 C 13 28 47.50 +00 16 33.3 d 118
2003-05-04 22:27:58 C 13 28 47.74 +00 16 37.2 c 560
2003-05-04 22:29:10 C 13 28 47.52 +00 16 39.6 d 118
2003-05-04 22:31:17 C 13 28 47.55 +00 16 46.7 d 118
2003-05-04 22:34:46 C 13 28 47.58 +00 16 57.4 d 118
2003-05-04 22:34:59 C 13 28 47.82 +00 17 00.2 c 560
2003-05-05 06:16:44 C 13 28 55.33 +00 42 24.9 c 704
2003-05-05 06:17:14 C 13 28 55.27 +00 42 26.7 c 704
2003-05-05 06:34:35 C 13 28 55.38 +00 43 23.4 c 704
2003-05-05 06:51:17 C 13 28 54.82 +00 44 44.6 c 704
2003-05-05 06:51:47 C 13 28 55.43 +00 44 22.1 c 704
2003-05-05 07:08:42 C 13 28 55.59 +00 45 17.2 c 704
2003-05-05 07:09:11 C 13 28 55.53 +00 45 18.4 c 704
2003-05-05 07:25:50 C 13 28 55.68 +00 46 14.2 c 704
2003-05-05 07:26:19 C 13 28 55.64 +00 46 15.3 c 704
2003-05-05 22:03:39 C 13 29 11.80 +01 35 15.8 c 561
2003-05-05 22:08:40 C 13 29 11.84 +01 35 27.2 c 561
2003-05-05 22:09:50 C 13 29 11.79 +01 35 37.6 c 561
2003-05-05 22:14:50 C 13 29 11.83 +01 35 53.5 c 561
2003-05-05 22:20:24 C 13 29 11.97 +01 36 08.9 c 561
2003-05-05 22:21:10 C 13 29 11.79 +01 36 11.2 c 561
2003-05-05 22:26:10 C 13 29 11.99 +01 36 27.2 c 561
2003-05-06 03:43:56 C 13 29 19.43 +01 54 42.5 c 649
2003-05-06 03:54:12 C 13 29 19.51 +01 55 17.9 c 649
2003-05-06 04:03:35 C 13 29 19.58 +01 55 50.2 c 649
2003-05-06 06:44:35 C 13 29 21.54 +02 05 12.3 c 926
2003-05-06 06:46:56 C 13 29 21.55 +02 05 18.8 c 926
2003-05-06 06:49:19 C 13 29 21.53 +02 05 24.9 c 926
2003-05-06 20:53:19 C 13 29 39.87 +02 54 26.9 c 246
2003-05-06 20:54:23 C 13 29 39.85 +02 54 30.6 c 246
2003-05-06 20:55:11 C 13 29 39.88 +02 54 33.5 c 246
2003-05-06 20:56:00 C 13 29 39.92 +02 54 36.2 c 246
2003-05-06 20:56:47 C 13 29 39.91 +02 54 39.2 c 246
2003-05-07 22:08:03 C 13 30 13.90 +04 25 49.9 c 046
2003-05-07 22:09:04 C 13 30 13.81 +04 25 54.3 c 046
2003-05-07 22:10:55 C 13 30 13.99 +04 26 00.8 c 046
2003-05-08 06:42:02 C 13 30 25.30 +04 57 59.3 17.1 c H72
2003-05-08 06:43:42 C 13 30 25.49 +04 58 06.2 17.0 c H72
2003-05-08 06:45:21 C 13 30 25.33 +04 58 09.5 17.2 c H72
2003-05-08 20:38:57 C 13 30 50.63 +05 50 43.0 c 587
2003-05-08 20:41:34 C 13 30 50.66 +05 50 52.3 c 587
2003-05-08 20:44:11 C 13 30 50.74 +05 51 06.4 c 587
2003-05-08 22:22:11 C 13 30 52.32 +05 57 20.3 c 560
2003-05-08 22:23:14 C 13 30 52.37 +05 57 25.0 c 560