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
2007-08-04 21:10:54 C 00 10 07.48 +30 06 12.0 r A78
2007-08-04 21:18:19 C 00 10 07.40 +30 05 42.8 r A78
2007-08-04 21:22:54 C 00 10 07.44 +30 05 25.4 r A78
2007-08-15 00:11:39 C 00 06 09.12 +12 25 14.8 r 157
2007-08-15 00:14:36 C 00 06 09.00 +12 25 01.8 r 157
2007-08-15 08:13:43 C 00 05 55.27 +11 47 19.9 17.6 c 704
2007-08-15 08:32:45 C 00 05 54.58 +11 45 50.8 18.4 c 704
2007-08-15 08:51:05 C 00 05 53.92 +11 44 23.6 18.3 c 704
2007-08-15 09:09:37 C 00 05 53.30 +11 42 54.7 18.2 c 704
2007-08-15 09:27:59 C 00 05 52.59 +11 41 29.2 18.3 c 704
2007-08-16 07:42:57 C 00 05 12.85 +09 55 49.0 17.6 c 704
2007-08-16 07:47:26 C 00 05 12.20 +09 55 24.3 r H51
2007-08-16 07:49:45 C 00 05 12.15 +09 55 13.4 r H51
2007-08-16 07:52:03 C 00 05 12.07 +09 55 02.7 r H51
2007-08-16 08:00:10 C 00 05 12.20 +09 54 27.4 17.8 c 704
2007-08-16 08:17:24 C 00 05 11.53 +09 53 05.5 17.8 c 704
2007-08-16 08:34:37 C 00 05 10.88 +09 51 43.5 18.0 c 704
2007-08-16 08:51:50 C 00 05 10.23 +09 50 21.8 17.9 c 704
2007-08-17 23:37:45 C 00 03 53.89 +06 45 29.3 c B09
2007-08-17 23:45:43 C 00 03 53.56 +06 44 50.8 c B09
2007-08-17 23:46:12 C 00 03 53.55 +06 44 49.1 c B09
2007-08-18 23:21:12 C 00 03 03.20 +04 52 24.8 c 046
2007-08-18 23:22:18 C 00 03 03.18 +04 52 19.7 c 046
2007-08-18 23:23:11 C 00 03 03.17 +04 52 15.0 c 046
2007-08-18 23:24:06 C 00 03 03.06 +04 52 11.2 c 046
2007-08-18 23:25:04 C 00 03 02.99 +04 52 06.1 c 046
2007-08-22 07:35:43 C 23 59 53.44 -01 24 26.5 18.4 c 704
2007-08-22 07:53:55 C 23 59 52.55 -01 25 50.9 18.8 c 704
2007-08-22 08:11:40 C 23 59 51.67 -01 27 12.7 18.7 c 704
2007-08-22 08:29:24 C 23 59 50.80 -01 28 34.4 18.4 c 704
2007-08-22 08:47:07 C 23 59 49.93 -01 29 55.4 18.4 c 704
2007-08-24 08:57:52 C 23 57 43.22 -05 08 24.2 r H45
2007-08-24 08:59:36 C 23 57 43.11 -05 08 32.2 r H45
2007-08-24 09:01:59 C 23 57 43.00 -05 08 42.3 r H45
2007-08-24 09:03:23 C 23 57 42.93 -05 08 48.4 r H45
2007-08-24 09:04:53 C 23 57 42.86 -05 08 55.5 r H45
2007-08-24 09:16:48 C 23 57 42.77 -05 09 47.5 o 691
2007-08-24 09:42:08 C 23 57 41.42 -05 11 40.5 o 691
2007-08-24 10:07:29 C 23 57 40.09 -05 13 33.5 o 691
2007-08-24 17:46:36 C 23 57 19.72 -05 47 27.6 r D29
2007-08-24 18:08:22 C 23 57 18.58 -05 49 03.7 r D29
2007-08-24 18:29:50 C 23 57 17.46 -05 50 38.3 r D29
2007-08-24 18:50:53 C 23 57 16.35 -05 52 11.3 r D29
2007-08-26 00:30:31 C 23 55 54.60 -08 01 19.3 o 204
2007-08-26 00:42:27 C 23 55 53.95 -08 02 10.6 o 204
2007-09-06 14:47:49 C 23 41 47.54 -24 28 32.5 r E12
2007-09-06 14:59:45 C 23 41 46.82 -24 29 05.8 r E12
2007-09-06 15:11:32 C 23 41 46.10 -24 29 38.1 r E12
2007-09-06 15:23:20 C 23 41 45.42 -24 30 11.4 r E12
2007-09-18 12:40:26 C 23 28 17.25 -34 10 40.5 r E12