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
2003-04-26 05:59:38 C 13 27 23.24 -09 05 23.3 c 446
2003-04-26 06:03:22 C 13 27 23.73 -09 05 15.8 c 926
2003-04-26 06:04:49 C 13 27 23.19 -09 05 12.1 c 446
2003-04-26 06:07:24 C 13 27 23.64 -09 05 08.0 c 926
2003-04-26 06:11:30 C 13 27 23.67 -09 04 59.1 c 926
2003-04-26 06:48:49 C 13 27 22.78 -09 03 35.9 c 446
2003-04-27 07:36:41 C 13 27 23.41 -08 08 07.4 d 734
2003-04-27 07:39:25 C 13 27 23.39 -08 08 00.9 d 734
2003-04-27 07:42:23 C 13 27 23.36 -08 07 54.4 d 734
2003-04-27 10:17:19 C 13 27 25.46 -08 01 05.3 c 474
2003-04-27 10:19:10 C 13 27 25.45 -08 01 01.1 c 474
2003-04-27 10:21:10 C 13 27 25.44 -08 00 56.5 c 474
2003-04-28 06:10:07 C 13 27 27.61 -07 15 11.5 c 658
2003-04-28 06:12:35 C 13 27 27.62 -07 15 06.2 c 658
2003-04-28 06:16:37 C 13 27 27.57 -07 14 55.9 c 658
2003-04-28 06:20:17 C 13 27 27.58 -07 14 47.4 c 658
2003-04-28 06:25:18 C 13 27 27.00 -07 14 28.5 17.7 c 704
2003-04-28 06:27:30 C 13 27 27.50 -07 14 29.8 c 658
2003-04-28 06:42:34 C 13 27 26.84 -07 13 47.0 18.0 c 704
2003-04-28 06:53:40 C 13 27 27.35 -07 13 27.4 c 658
2003-04-28 06:59:54 C 13 27 26.74 -07 13 05.7 17.7 c 704
2003-04-28 07:17:08 C 13 27 26.57 -07 12 23.8 18.2 c 704
2003-04-28 07:34:24 C 13 27 26.51 -07 11 42.3 17.9 c 704
2003-04-28 07:53:30 C 13 27 26.49 -07 10 57.0 c 926
2003-04-28 07:57:18 C 13 27 26.52 -07 10 45.6 c 926
2003-04-28 08:01:30 C 13 27 26.44 -07 10 35.4 c 926
2003-04-28 10:43:59 C 13 27 28.32 -07 03 12.2 c 474
2003-04-28 10:47:49 C 13 27 28.29 -07 03 03.1 c 474
2003-04-28 10:52:08 C 13 27 28.27 -07 02 52.4 c 474
2003-04-28 21:48:50 C 13 27 30.51 -06 36 56.4 d 170
2003-04-28 21:49:43 C 13 27 30.49 -06 36 54.3 d 170
2003-04-28 21:50:35 C 13 27 30.49 -06 36 52.2 d 170
2003-04-28 21:51:27 C 13 27 30.49 -06 36 50.1 d 170
2003-04-28 21:52:20 C 13 27 30.48 -06 36 47.8 d 170
2003-04-28 23:42:33 C 13 27 30.04 -06 32 18.7 o J95
2003-04-28 23:47:07 C 13 27 30.01 -06 32 07.1 o J95
2003-04-28 23:51:32 C 13 27 30.03 -06 31 56.5 o J95
2003-04-29 06:04:20 C 13 27 31.96 -06 16 13.5 c 691
2003-04-29 06:21:33 C 13 27 31.68 -06 15 30.2 18.0 c 704
2003-04-29 06:38:36 C 13 27 31.58 -06 14 47.3 18.4 c 704
2003-04-29 06:44:58 C 13 27 31.69 -06 14 31.1 c 691
2003-04-29 06:55:34 C 13 27 31.46 -06 14 04.1 18.3 c 704
2003-04-29 07:12:43 C 13 27 31.36 -06 13 21.3 18.2 c 704
2003-04-29 07:27:18 C 13 27 31.43 -06 12 43.9 c 691
2003-04-29 07:29:46 C 13 27 31.27 -06 12 38.3 18.5 c 704
2003-05-01 06:13:40 C 13 27 47.85 -04 08 57.6 17.5 c 704
2003-05-01 06:30:39 C 13 27 47.78 -04 08 10.6 17.8 c 704
2003-05-01 06:47:44 C 13 27 47.73 -04 07 23.5 18.0 c 704
2003-05-01 06:51:26 C 13 27 47.98 -04 07 12.2 c 926
2003-05-01 06:54:19 C 13 27 47.90 -04 07 01.0 c 926