481052 (2005 HD4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2623930278 ± 2.35e-08
Semi-major axis (a)1.4406852833 AU ± 9.14e-10
Inclination (i)22.47495484° ± 8.79e-06
Long. of Asc. Node (Ω)224.67963815° ± 4.00e-06
Arg. of Perihelion (ω)349.75381268° ± 1.26e-05
Mean Anomaly (M)320.93620120° ± 9.16e-06
Mean Motion (n)0.5699786605°/day ± 5.42e-10
Perihelion dist (q)1.06265951 AU ± 3.39e-08
Aphelion dist (Q)1.81871106 AU ± 3.39e-08
Orbital Period1.72923366 yr ± 1.65e-09
Physical Parameters
H (abs. magnitude)20.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.303″
Uncertainty0
Orbit TypeAmor
MOID0.056958 AU
Observations Used131
Oppositions8
Arc Total2005-2024
First Observation Used2005-04-30
Last Observation Used2024-08-01
Observations (132)
Date Type RA Dec Mag Band Observatory
2005-04-30 10:10:53 C 09 39 19.13 -23 17 20.5 r E12
2005-04-30 10:29:40 C 09 39 24.76 -23 15 39.0 r E12
2005-04-30 10:48:25 C 09 39 30.37 -23 13 57.0 r E12
2005-04-30 11:07:10 C 09 39 35.95 -23 12 15.2 r E12
2005-04-30 11:26:56 C 09 39 41.92 -23 10 26.8 r 413
2005-04-30 11:50:45 C 09 39 49.11 -23 08 16.2 r 413
2005-04-30 12:28:09 C 09 40 00.50 -23 04 50.4 r 413
2005-05-01 00:47:34 C 09 43 56.46 -21 57 06.8 r I77
2005-05-01 00:53:15 C 09 43 58.22 -21 56 34.7 r I77
2005-05-01 00:54:10 C 09 43 58.48 -21 56 29.3 r I77
2005-05-01 00:59:49 C 09 44 00.27 -21 55 56.4 r I77
2005-05-01 02:48:00 C 09 44 36.95 -21 46 51.0 r H36
2005-05-01 03:14:50 C 09 44 45.30 -21 44 19.1 r H36
2005-05-01 03:31:32 C 09 44 50.30 -21 42 44.3 r H36
2005-05-01 10:04:13 C 09 46 58.487 -21 04 21.94 r 413
2005-05-01 10:14:17 C 09 47 01.592 -21 03 23.86 r 413
2005-05-01 14:45:57 C 09 48 27.08 -20 36 58.6 r 413
2005-05-03 03:12:51 C 10 00 40.27 -16 57 51.2 r 448
2005-05-03 03:34:41 C 10 00 47.28 -16 55 32.8 r 448
2005-05-03 03:49:26 C 10 00 52.03 -16 54 00.0 r 448
2005-05-03 09:59:35 C 10 02 58.29 -16 13 24.1 c 474
2005-05-03 10:00:34 C 10 02 58.62 -16 13 17.6 c 474
2005-05-03 10:01:35 C 10 02 58.94 -16 13 11.0 c 474
2005-05-03 11:49:12 C 10 03 34.69 -16 01 38.2 c 474
2005-05-03 11:50:11 C 10 03 35.04 -16 01 31.8 c 474
2005-05-03 11:51:12 C 10 03 35.34 -16 01 24.9 c 474
2005-05-03 22:42:08 C 10 07 22.64 -14 51 46.2 r I77
2005-05-03 22:46:44 C 10 07 24.14 -14 51 15.7 r I77
2005-05-03 22:53:40 C 10 07 26.41 -14 50 30.7 r I77
2005-05-04 07:53:02 C 10 10 35.36 -13 50 43.9 c 474
2005-05-04 07:55:01 C 10 10 36.01 -13 50 29.9 c 474
2005-05-04 07:57:01 C 10 10 36.68 -13 50 17.3 c 474
2005-05-04 10:51:02 C 10 11 35.19 -13 30 54.0 c 474
2005-05-04 10:53:02 C 10 11 35.87 -13 30 40.6 c 474
2005-05-04 10:55:01 C 10 11 36.56 -13 30 27.2 c 474
2005-05-05 08:19:47 C 10 19 11.48 -11 06 12.4 o F65
2005-05-05 08:20:59 C 10 19 11.86 -11 06 04.6 o F65
2005-05-05 08:22:18 C 10 19 12.33 -11 05 55.0 o F65
2005-05-05 11:22:17 C 10 20 16.94 -10 43 49.4 c 474
2005-05-05 11:23:07 C 10 20 17.22 -10 43 43.6 c 474
2005-05-05 11:23:57 C 10 20 17.53 -10 43 37.7 c 474
2005-05-12 04:36:59 C 11 20 35.29 +08 37 59.1 17.6 c 704
2005-05-12 04:53:04 C 11 20 41.20 +08 39 51.2 17.5 c 704
2005-05-12 05:08:08 C 11 20 46.69 +08 41 36.2 17.6 c 704
2005-05-12 05:24:51 C 11 20 52.75 +08 43 31.8 17.9 c 704
2005-05-12 05:26:02 C 11 20 53.17 +08 43 41.6 r 448
2005-05-12 05:39:56 C 11 20 58.25 +08 45 18.0 r 448
2005-05-12 05:42:46 C 11 20 59.39 +08 45 36.6 17.6 c 704
2005-05-12 05:54:00 C 11 21 03.41 +08 46 55.6 r 448
2005-05-12 20:28:58 C 11 26 38.25 +10 27 08.9 c 540