663216 (2007 DK8)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4189954461 ± 1.84e-08
Semi-major axis (a)1.6500357832 AU ± 2.10e-09
Inclination (i)32.57952597° ± 1.26e-05
Long. of Asc. Node (Ω)155.03944345° ± 6.19e-06
Arg. of Perihelion (ω)99.09260684° ± 1.32e-05
Mean Anomaly (M)257.47224678° ± 9.19e-06
Mean Motion (n)0.4650206430°/day ± 8.87e-10
Perihelion dist (q)0.95867830 AU ± 3.03e-08
Aphelion dist (Q)2.34139326 AU ± 3.04e-08
Orbital Period2.11953232 yr ± 4.04e-09
Physical Parameters
H (abs. magnitude)19.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.452″
Uncertainty0
Orbit TypeApollo
MOID0.208061 AU
Observations Used285
Oppositions10
Arc Total2007-2026
First Observation Used2007-02-17
Last Observation Used2026-03-13
Observations (287)
Date Type RA Dec Mag Band Observatory
2007-02-17 08:24:57 C 11 44 51.59 +04 51 58.6 o 691
2007-02-17 08:51:05 C 11 44 52.00 +04 53 02.8 o 691
2007-02-17 09:17:13 C 11 44 52.38 +04 54 06.8 o 691
2007-02-21 08:26:25 C 11 46 34.11 +09 08 43.5 18.7 c 704
2007-02-21 08:43:58 C 11 46 34.30 +09 09 34.1 18.8 c 704
2007-02-21 09:01:30 C 11 46 34.46 +09 10 25.1 18.7 c 704
2007-02-21 09:22:58 C 11 46 34.73 +09 11 27.7 18.8 c 704
2007-02-22 04:34:31 C 11 46 52.89 +10 08 26.3 r I77
2007-02-22 04:39:43 C 11 46 52.95 +10 08 41.8 r I77
2007-02-22 04:41:12 C 11 46 52.92 +10 08 46.3 r I77
2007-02-22 07:47:16 C 11 46 56.10 +10 17 47.9 18.2 c 704
2007-02-22 07:49:18 C 11 46 56.24 +10 17 54.5 c 854
2007-02-22 07:52:53 C 11 46 56.29 +10 18 06.2 c 854
2007-02-22 07:56:28 C 11 46 56.29 +10 18 16.1 c 854
2007-02-22 08:04:07 C 11 46 56.28 +10 18 39.4 18.8 c 704
2007-02-22 08:20:47 C 11 46 56.48 +10 19 29.3 18.8 c 704
2007-02-22 09:32:36 C 11 46 57.01 +10 23 03.8 r 734
2007-02-22 09:32:49 C 11 46 57.13 +10 23 06.3 o H06
2007-02-22 09:39:14 C 11 46 57.09 +10 23 23.9 r 734
2007-02-22 09:44:46 C 11 46 57.14 +10 23 40.7 r 734
2007-02-22 09:49:50 C 11 46 57.36 +10 23 59.1 o H06
2007-02-22 09:50:18 C 11 46 57.20 +10 23 57.2 r 734
2007-02-25 08:47:57 C 11 47 56.65 +14 10 50.7 r 448
2007-02-25 08:55:36 C 11 47 56.70 +14 11 16.2 r 448
2007-02-25 09:02:43 C 11 47 57.01 +14 11 39.8 c 670
2007-02-25 09:03:16 C 11 47 56.73 +14 11 42.1 r 448
2007-02-25 09:08:21 C 11 47 57.07 +14 11 58.9 c 670
2007-02-25 10:27:32 C 11 47 57.46 +14 16 26.2 o 696
2007-02-25 10:30:31 C 11 47 57.50 +14 16 36.7 o 696
2007-02-26 21:57:27 C 11 48 24.08 +16 19 09.0 c B23
2007-02-26 22:00:37 C 11 48 24.15 +16 19 20.6 c B23
2007-02-26 22:03:47 C 11 48 24.16 +16 19 31.6 c B23
2007-03-02 06:09:00 C 11 49 12.05 +21 17 29.7 r 448
2007-03-02 06:16:39 C 11 49 12.08 +21 17 59.4 r 448
2007-03-02 06:24:17 C 11 49 12.10 +21 18 29.4 r 448
2007-03-06 22:55:22 C 11 49 57.55 +28 57 59.2 o 461
2007-03-06 22:59:29 C 11 49 57.58 +28 58 17.2 o 461
2007-03-06 23:03:08 C 11 49 57.55 +28 58 32.4 o 461
2007-03-06 23:07:13 C 11 49 57.55 +28 58 50.1 o 461
2007-03-07 03:09:21 C 11 49 57.67 +29 15 56.9 r 118
2007-03-07 03:12:48 C 11 49 57.64 +29 16 11.1 r 118
2007-03-07 03:16:16 C 11 49 57.69 +29 16 26.1 r 118
2007-03-10 06:36:01 C 11 50 16.65 +34 42 11.8 18.5 c 704
2007-03-10 06:51:42 C 11 50 16.62 +34 43 19.7 18.6 c 704
2007-03-10 07:07:33 C 11 50 16.41 +34 44 29.7 19.3 c 704
2007-03-10 07:23:15 C 11 50 16.46 +34 45 40.3 19.0 c 704
2007-03-10 23:55:04 C 11 50 18.87 +35 57 51.7 c A48
2007-03-10 23:58:49 C 11 50 18.87 +35 58 08.2 c A48
2007-03-11 00:02:34 C 11 50 18.86 +35 58 24.7 c A48
2007-03-11 00:06:52 C 11 50 18.87 +35 58 43.5 c A48