86326 (1999 WK13)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3626704794 ± 2.46e-08
Semi-major axis (a)1.8442974296 AU ± 5.36e-10
Inclination (i)34.31433993° ± 4.64e-06
Long. of Asc. Node (Ω)78.43540117° ± 2.79e-06
Arg. of Perihelion (ω)312.58821484° ± 6.12e-06
Mean Anomaly (M)147.41899527° ± 2.94e-06
Mean Motion (n)0.3935191167°/day ± 1.72e-10
Perihelion dist (q)1.17542520 AU ± 4.53e-08
Aphelion dist (Q)2.51316966 AU ± 4.53e-08
Orbital Period2.50464651 yr ± 1.09e-09
Physical Parameters
H (abs. magnitude)17.35
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.321″
Uncertainty0
Orbit TypeAmor
MOID0.278393 AU
Observations Used974
Oppositions28
Arc Total1979-2025
First Observation Used1979-11-18
Last Observation Used2025-02-24
Observations (1136)
Date Type RA Dec Mag Band Observatory
2004-10-08 13:51:02 C 05 50 19.91 -62 49 03.6 r E17
2004-10-08 14:07:38 C 05 50 19.41 -62 49 00.2 r E17
2004-10-08 14:21:38 C 05 50 18.91 -62 48 57.8 r E17
2004-11-13 14:12:25 C 04 22 16.38 -49 42 02.0 r 423
2004-11-13 14:33:08 C 04 22 13.12 -49 41 14.9 r 423
2004-11-13 14:58:09 C 04 22 09.04 -49 40 16.3 r 423
2004-12-02 07:06:54 C 03 20 04.67 -22 27 02.4 r H41
2004-12-02 07:08:24 C 03 20 04.45 -22 26 54.1 r H41
2004-12-02 07:10:15 C 03 20 04.29 -22 26 46.2 r H41
2004-12-02 07:11:32 C 03 20 04.13 -22 26 38.9 r H41
2004-12-10 04:13:11 C 03 02 07.80 -06 45 36.9 d 703
2004-12-10 04:26:21 C 03 02 06.69 -06 44 32.0 d 703
2004-12-10 04:30:02 C 03 02 06.39 -06 44 15.1 o 699
2004-12-10 04:39:27 C 03 02 05.57 -06 43 27.4 d 703
2004-12-10 04:47:33 C 03 02 04.90 -06 42 48.5 o 699
2004-12-10 04:52:34 C 03 02 04.46 -06 42 22.9 d 703
2004-12-10 05:05:04 C 03 02 03.41 -06 41 22.3 o 699
2004-12-10 05:22:35 C 03 02 01.94 -06 39 56.4 o 699
2004-12-12 05:05:28 C 02 58 29.67 -02 47 46.2 16.8 c 704
2004-12-12 05:26:55 C 02 58 28.05 -02 46 03.6 17.6 c 704
2004-12-12 05:47:49 C 02 58 26.45 -02 44 23.5 17.8 c 704
2004-12-12 06:08:39 C 02 58 24.87 -02 42 43.9 17.4 c 704
2004-12-12 06:29:35 C 02 58 23.27 -02 41 03.6 17.1 c 704
2004-12-12 22:16:58 C 02 57 18.73 -01 26 02.0 o 084
2004-12-13 12:14:55 C 02 56 24.36 -00 20 12.1 r 379
2004-12-13 12:18:04 C 02 56 24.19 -00 19 57.0 r 379
2004-12-13 18:40:11 C 02 55 59.96 +00 09 37.1 o 084
2004-12-18 05:23:53 C 02 50 13.32 +08 00 04.1 17.0 c 704
2004-12-18 05:42:43 C 02 50 12.35 +08 01 22.0 16.8 c 704
2004-12-18 06:02:03 C 02 50 11.39 +08 02 41.8 17.0 c 704
2004-12-18 06:20:54 C 02 50 10.45 +08 03 59.6 17.3 c 704
2004-12-18 06:39:37 C 02 50 09.53 +08 05 17.2 17.2 c 704
2004-12-19 19:34:13 C 02 48 38.18 +10 34 13.1 17.6 r 130
2004-12-19 19:39:14 C 02 48 37.97 +10 34 33.0 17.5 r 130
2004-12-19 19:44:16 C 02 48 37.74 +10 34 52.8 17.5 r 130
2004-12-19 19:49:41 C 02 48 37.51 +10 35 13.8 17.3 r 130
2004-12-30 20:27:56 C 02 43 41.23 +24 54 44.5 r 170
2004-12-30 20:29:37 C 02 43 41.23 +24 54 49.2 r 170
2004-12-30 20:33:00 C 02 43 41.23 +24 54 58.0 r 170
2004-12-31 20:49:42 C 02 43 43.20 +25 57 02.0 o 084
2005-01-03 20:42:29 C 02 44 16.50 +28 47 27.4 r A30
2005-01-03 20:43:15 C 02 44 16.49 +28 47 28.9 r A30
2005-01-03 20:49:50 C 02 44 16.56 +28 47 43.6 r A30
2005-01-03 20:51:03 C 02 44 16.58 +28 47 46.2 r A30
2005-01-03 20:51:32 C 02 44 16.59 +28 47 47.4 r A30
2005-01-10 18:41:43 C 02 47 54.57 +34 13 42.4 r 240
2005-01-10 18:42:46 C 02 47 54.60 +34 13 44.1 r 240
2005-01-10 18:43:48 C 02 47 54.63 +34 13 45.9 r 240
2005-01-10 18:45:53 C 02 47 54.69 +34 13 49.5 r 240
2005-01-10 18:47:58 C 02 47 54.75 +34 13 53.1 r 240