2004 HD

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4621645000
Semi-major axis (a)1.9165572000 AU
Inclination (i)2.53819000°
Long. of Asc. Node (Ω)214.69234000°
Arg. of Perihelion (ω)343.66301000°
Mean Anomaly (M)50.87830000°
Mean Motion (n)0.3714679900°/day
Perihelion dist (q)1.03079250 AU
Aphelion dist (Q)2.80232190 AU
Orbital Period2.65327750 yr
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.690″
Uncertainty6
Orbit TypeAmor
MOID0.030324 AU
Observations Used73
Oppositions1
Arc Total
First Observation Used
Last Observation Used2004-05-02
Observations (77)
Date Type RA Dec Mag Band Observatory
2004-04-16 04:47:12 C 10 56 28.13 -06 02 21.1 19.7 c 704
2004-04-16 05:02:57 C 10 56 39.68 -06 03 01.0 19.8 c 704
2004-04-16 05:18:42 C 10 56 51.18 -06 03 40.8 19.7 c 704
2004-04-16 05:34:39 C 10 57 03.01 -06 04 21.3 19.9 c 704
2004-04-16 19:53:07 C 11 08 41.73 -06 42 00.3 c A50
2004-04-16 19:54:14 C 11 08 42.58 -06 42 03.6 c A50
2004-04-16 19:55:22 C 11 08 43.46 -06 42 06.6 c A50
2004-04-16 19:56:28 C 11 08 44.34 -06 42 09.7 c A50
2004-04-16 19:57:01 C 11 08 44.73 -06 42 11.2 c A50
2004-04-16 19:57:35 C 11 08 45.18 -06 42 12.5 c A50
2004-04-16 21:46:21 C 11 10 13.43 -06 46 51.2 c 246
2004-04-16 21:47:01 C 11 10 13.92 -06 46 52.9 c 246
2004-04-16 21:53:09 C 11 10 18.93 -06 47 06.9 c 246
2004-04-16 21:56:59 C 11 10 21.97 -06 47 19.3 c 246
2004-04-17 00:22:02 C 11 12 33.69 -06 48 52.9 d I05
2004-04-17 00:23:28 C 11 12 34.64 -06 48 57.0 d I05
2004-04-17 05:02:40 C 11 16 24.61 -07 05 03.7 c 926
2004-04-17 05:03:14 C 11 16 25.09 -07 05 04.4 c 926
2004-04-17 05:03:52 C 11 16 25.63 -07 05 05.0 c 926
2004-04-17 05:57:59 C 11 17 05.65 -07 07 46.9 r 649
2004-04-17 05:59:25 C 11 17 06.79 -07 07 50.1 r 649
2004-04-17 06:02:21 C 11 17 09.17 -07 07 58.3 r 649
2004-04-17 23:54:02 C 11 32 58.29 -07 51 01.9 r 859
2004-04-17 23:57:01 C 11 33 00.73 -07 51 09.3 r 859
2004-04-18 05:25:55 C 11 37 53.93 -08 08 50.0 c 854
2004-04-18 05:32:16 C 11 37 59.24 -08 09 08.4 c 854
2004-04-18 05:38:37 C 11 38 04.73 -08 09 26.9 c 854
2004-04-18 09:09:31 C 11 41 27.34 -08 13 55.9 r E14
2004-04-18 09:39:35 C 11 41 53.61 -08 15 16.4 r E14
2004-04-18 09:48:18 C 11 42 01.20 -08 15 39.4 r E14
2004-04-18 12:09:49 C 11 44 03.24 -08 22 04.5 r E12
2004-04-18 12:13:05 C 11 44 06.30 -08 22 13.4 r E12
2004-04-18 12:14:43 C 11 44 07.64 -08 22 17.3 r E12
2004-04-19 06:45:12 C 12 01 23.98 -09 13 21.0 c 926
2004-04-19 06:45:48 C 12 01 24.51 -09 13 22.5 c 926
2004-04-19 06:46:26 C 12 01 25.07 -09 13 23.3 c 926
2004-04-20 10:59:03 C 12 28 46.53 -10 15 37.3 r E14
2004-04-20 11:06:17 C 12 28 53.13 -10 15 55.8 r E14
2004-04-21 07:22:45 C 12 48 26.31 -11 03 19.7 18.7 c 704
2004-04-21 07:38:35 C 12 48 40.78 -11 03 49.5 18.9 c 704
2004-04-21 07:53:49 C 12 48 54.81 -11 04 18.9 18.7 c 704
2004-04-21 08:09:34 C 12 49 09.25 -11 04 49.0 18.7 c 704
2004-04-21 08:25:22 C 12 49 23.77 -11 05 18.1 18.9 c 704
2004-04-21 09:52:35 C 12 51 06.73 -11 03 32.0 r E14
2004-04-21 09:57:13 C 12 51 11.02 -11 03 40.4 r E14
2004-04-21 10:01:39 C 12 51 15.19 -11 03 49.7 r E14
2004-04-22 05:49:09 C 13 10 08.80 -11 44 29.6 18.7 c 704
2004-04-22 05:49:24 C 13 10 09.07 -11 44 30.4 18.2 c 704
2004-04-22 06:04:43 C 13 10 22.70 -11 44 56.1 18.4 c 704
2004-04-22 06:04:58 C 13 10 22.92 -11 44 56.8 18.4 c 704