387717 (2003 DN4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4769778273 ± 2.52e-07
Semi-major axis (a)1.1450847922 AU ± 1.76e-09
Inclination (i)36.31926907° ± 1.73e-05
Long. of Asc. Node (Ω)157.77917443° ± 4.69e-06
Arg. of Perihelion (ω)141.60952412° ± 1.09e-05
Mean Anomaly (M)104.30021758° ± 2.78e-05
Mean Motion (n)0.8043698911°/day ± 1.86e-09
Perihelion dist (q)0.59890474 AU ± 2.89e-07
Aphelion dist (Q)1.69126485 AU ± 2.89e-07
Orbital Period1.22533960 yr ± 2.83e-09
Physical Parameters
H (abs. magnitude)19.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.421″
Uncertainty0
Orbit TypeApollo
MOID0.287838 AU
Observations Used224
Oppositions4
Arc Total2003-2025
First Observation Used2003-02-06
Last Observation Used2025-03-22
Observations (239)
Date Type RA Dec Mag Band Observatory
2003-02-24 23:31:16 C 10 58 06.53 +07 05 06.4 c 621
2003-02-24 23:42:11 C 10 58 05.48 +07 05 40.3 c 621
2003-02-24 23:53:03 C 10 58 04.34 +07 06 14.7 c 621
2003-02-25 23:54:40 C 10 55 38.65 +08 22 28.5 c 246
2003-02-25 23:55:39 C 10 55 38.54 +08 22 31.7 c 246
2003-02-25 23:56:24 C 10 55 38.45 +08 22 34.4 c 246
2003-02-25 23:57:33 C 10 55 38.34 +08 22 37.9 c 246
2003-02-25 23:58:19 C 10 55 38.26 +08 22 40.7 c 246
2003-02-25 23:59:08 C 10 55 38.16 +08 22 43.6 c 246
2003-02-27 00:55:41 C 10 53 00.06 +09 44 25.3 c 246
2003-02-27 00:56:43 C 10 52 59.93 +09 44 29.2 c 246
2003-02-27 00:57:35 C 10 52 59.81 +09 44 31.8 c 246
2003-02-27 01:01:03 C 10 52 59.45 +09 44 43.3 c 246
2003-02-27 01:01:55 C 10 52 59.34 +09 44 46.5 c 246
2003-02-27 22:29:16 C 10 50 38.65 +10 57 03.6 d 118
2003-02-27 22:30:44 C 10 50 38.50 +10 57 08.3 d 118
2003-02-27 22:33:49 C 10 50 38.12 +10 57 19.9 d 118
2003-02-27 22:35:17 C 10 50 37.94 +10 57 23.8 d 118
2003-02-27 22:36:58 C 10 50 37.85 +10 57 29.1 d 118
2003-02-27 23:27:35 C 10 50 31.94 +11 00 22.0 c 246
2003-02-27 23:28:16 C 10 50 31.85 +11 00 24.8 c 246
2003-02-27 23:29:11 C 10 50 31.77 +11 00 27.6 c 246
2003-02-27 23:29:54 C 10 50 31.66 +11 00 30.3 c 246
2003-02-27 23:30:46 C 10 50 31.57 +11 00 33.0 c 246
2003-02-27 23:31:18 C 10 50 31.51 +11 00 35.0 c 246
2003-02-27 23:31:56 C 10 50 31.43 +11 00 37.5 c 246
2003-02-27 23:32:39 C 10 50 31.35 +11 00 39.1 c 246
2003-02-28 07:47:36 C 10 49 35.50 +11 29 02.2 17.5 c 704
2003-02-28 07:48:33 C 10 49 35.39 +11 29 05.6 17.8 c 704
2003-02-28 08:06:33 C 10 49 33.26 +11 30 07.4 18.0 c 704
2003-02-28 08:07:24 C 10 49 33.15 +11 30 10.7 18.1 c 704
2003-02-28 08:26:19 C 10 49 30.92 +11 31 15.3 17.8 c 704
2003-02-28 08:27:10 C 10 49 30.77 +11 31 18.6 18.0 c 704
2003-02-28 08:45:07 C 10 49 28.65 +11 32 20.0 17.7 c 704
2003-02-28 08:45:58 C 10 49 28.55 +11 32 23.6 18.1 c 704
2003-03-02 06:34:39 C 10 44 05.67 +14 13 59.4 c 670
2003-03-02 08:02:31 C 10 43 54.44 +14 19 16.7 c 670
2003-03-02 09:33:14 C 10 43 42.88 +14 24 42.7 c 670
2003-03-03 06:11:36 C 10 41 09.79 +15 39 53.7 c 670
2003-03-03 07:09:57 C 10 41 02.17 +15 43 28.1 c 670
2003-03-03 11:02:13 C 10 40 31.30 +15 57 41.1 m 333
2003-03-03 11:04:50 C 10 40 30.97 +15 57 51.0 m 333
2003-03-03 11:07:26 C 10 40 30.63 +15 58 00.1 m 333
2003-03-03 11:10:00 C 10 40 30.25 +15 58 09.9 m 333
2003-03-03 22:06:24 C 10 39 07.70 +16 38 32.6 c 587
2003-03-03 22:11:20 C 10 39 06.94 +16 38 55.1 c 587
2003-03-03 22:15:56 C 10 39 06.42 +16 39 08.2 c 587
2003-03-05 00:39:35 C 10 35 37.38 +18 17 49.9 d 118
2003-03-05 00:46:22 C 10 35 36.42 +18 18 14.9 d 118
2003-03-05 00:49:38 C 10 35 35.96 +18 18 27.5 d 118