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
2003-05-09 05:09:23 C 13 31 04.78 +06 23 46.7 17.5 c 704
2003-05-09 05:26:27 C 13 31 05.06 +06 24 52.8 17.7 c 704
2003-05-09 05:43:56 C 13 31 05.34 +06 26 01.1 17.9 c 704
2003-05-09 06:00:46 C 13 31 05.62 +06 27 06.9 17.9 c 704
2003-05-09 06:17:59 C 13 31 05.88 +06 28 13.9 17.7 c 704
2003-05-09 06:43:00 C 13 31 06.58 +06 29 52.7 c 926
2003-05-09 06:45:06 C 13 31 06.55 +06 30 01.0 c 926
2003-05-09 22:53:25 C 13 31 36.70 +07 33 44.0 d 170
2003-05-09 22:54:39 C 13 31 36.72 +07 33 49.1 d 170
2003-05-09 22:55:52 C 13 31 36.74 +07 33 54.1 d 170
2003-05-09 23:00:48 C 13 31 36.85 +07 34 13.8 d 170
2003-05-10 05:40:23 C 13 31 50.98 +08 01 09.3 c 670
2003-05-10 07:04:03 C 13 31 52.66 +08 06 49.1 c 670
2003-05-10 08:08:13 C 13 31 53.99 +08 11 09.1 c 670
2003-05-10 13:04:44 C 13 32 05.00 +08 32 22.1 c E14
2003-05-10 13:10:06 C 13 32 05.09 +08 32 44.5 c E14
2003-05-10 13:15:31 C 13 32 05.22 +08 33 06.3 c E14
2003-05-13 23:16:22 C 13 35 32.55 +14 29 51.4 o J95
2003-05-13 23:21:51 C 13 35 32.69 +14 30 16.2 o J95
2003-05-13 23:26:57 C 13 35 32.94 +14 30 40.4 o J95
2003-05-15 21:03:53 C 13 38 06.05 +18 08 34.2 c 552
2003-05-15 21:06:19 C 13 38 06.12 +18 08 45.8 c 552
2003-05-15 21:08:38 C 13 38 06.23 +18 08 56.6 c 552
2003-05-15 21:19:46 C 13 38 06.77 +18 09 51.4 c 552
2003-05-15 21:21:52 C 13 38 06.83 +18 10 02.1 c 552
2003-05-15 21:24:06 C 13 38 06.93 +18 10 13.2 c 552
2003-05-15 21:32:24 C 13 38 07.32 +18 10 54.2 c 552
2003-05-15 21:36:20 C 13 38 07.56 +18 11 12.5 c 552
2003-05-15 21:39:23 C 13 38 07.65 +18 11 28.4 c 552
2003-05-15 21:47:56 C 13 38 08.04 +18 12 10.3 c 552
2003-05-15 21:56:27 C 13 38 08.47 +18 12 51.0 c 552
2003-05-15 22:03:10 C 13 38 08.80 +18 13 25.0 c 552
2003-05-15 22:07:11 C 13 38 09.01 +18 13 44.1 c 552
2003-05-16 20:13:36 C 13 39 35.20 +20 03 56.8 c 540
2003-05-16 20:18:27 C 13 39 35.46 +20 04 21.4 c 540
2003-05-16 20:23:16 C 13 39 35.74 +20 04 46.1 c 540
2003-05-16 20:28:07 C 13 39 35.99 +20 05 10.2 c 540
2003-05-16 22:00:59 C 13 39 41.99 +20 13 08.3 J87
2003-05-16 22:03:31 C 13 39 42.16 +20 13 21.2 J87
2003-05-16 22:05:46 C 13 39 42.35 +20 13 32.7 J87
2003-05-16 23:41:33 C 13 39 46.49 +20 21 26.4 d 118
2003-05-16 23:44:44 C 13 39 46.66 +20 21 41.9 d 118
2003-05-16 23:54:37 C 13 39 47.22 +20 22 31.2 d 118
2003-05-18 00:49:45 C 13 41 33.59 +22 30 53.1 d 941
2003-05-18 00:50:54 C 13 41 33.66 +22 30 59.3 d 941
2003-05-18 00:52:03 C 13 41 33.75 +22 31 05.9 d 941
2003-05-18 00:53:11 C 13 41 33.83 +22 31 12.2 d 941
2003-05-18 00:54:20 C 13 41 33.92 +22 31 18.0 d 941
2003-05-19 22:14:28 C 13 45 18.15 +26 32 54.6 c 127
2003-05-19 22:18:53 C 13 45 18.48 +26 33 18.1 c 127