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
1999-12-03 07:09:29 C 03 49 53.38 -15 51 27.4 17.6 z 719
1999-12-03 12:59:31 C 03 49 08.27 -15 21 41.8 z 428
1999-12-03 13:13:14 C 03 49 06.36 -15 20 32.0 z 428
1999-12-03 13:17:56 C 03 49 05.74 -15 20 09.0 z 428
1999-12-03 13:27:22 C 03 49 04.41 -15 19 20.6 z 428
1999-12-04 12:44:07 C 03 46 06.08 -13 21 36.2 z 428
1999-12-04 12:48:02 C 03 46 05.51 -13 21 15.1 z 428
1999-12-04 12:51:34 C 03 46 05.03 -13 20 56.4 z 428
1999-12-04 12:55:36 C 03 46 04.50 -13 20 36.4 z 428
1999-12-05 05:06:44 C 03 44 03.27 -11 58 33.5 16.3 a 704
1999-12-05 05:27:25 C 03 44 00.56 -11 56 48.1 16.0 a 704
1999-12-05 05:48:31 C 03 43 57.80 -11 55 00.2 16.2 a 704
1999-12-05 06:06:14 C 03 43 55.85 -11 53 29.9 i 670
1999-12-05 06:09:21 C 03 43 55.05 -11 53 13.7 16.3 a 704
1999-12-05 06:24:09 C 03 43 53.48 -11 51 58.1 i 670
1999-12-05 06:30:01 C 03 43 52.29 -11 51 25.8 17.1 a 704
1999-12-05 06:40:50 C 03 43 51.29 -11 50 32.8 i 670
1999-12-05 07:26:13 C 03 43 44.99 -11 46 40.9 z 719
1999-12-05 07:30:38 C 03 43 44.49 -11 46 18.8 z 719
1999-12-05 20:52:22 C 03 42 07.01 -10 37 58.6 c 046
1999-12-05 20:54:10 C 03 42 06.78 -10 37 49.6 c 046
1999-12-05 20:55:07 C 03 42 06.65 -10 37 44.6 c 046
1999-12-05 20:56:05 C 03 42 06.54 -10 37 39.8 c 046
1999-12-05 20:57:09 C 03 42 06.39 -10 37 34.1 c 046
1999-12-05 21:51:33 C 03 41 59.42 -10 32 54.6 z 595
1999-12-05 21:58:26 C 03 41 58.53 -10 32 19.4 z 595
1999-12-05 22:03:07 C 03 41 57.92 -10 31 55.2 z 595
1999-12-05 22:07:01 C 03 41 57.44 -10 31 35.4 z 595
1999-12-05 22:09:52 C 03 41 57.60 -10 31 22.4 z 952
1999-12-05 22:12:23 C 03 41 57.25 -10 31 09.2 z 952
1999-12-05 22:14:21 C 03 41 57.03 -10 30 58.8 z 952
1999-12-05 22:16:27 C 03 41 56.78 -10 30 48.7 z 952
1999-12-05 22:18:33 C 03 41 56.51 -10 30 37.4 z 952
1999-12-05 22:20:59 C 03 41 56.18 -10 30 24.9 z 952
1999-12-06 04:59:26 C 03 41 07.95 -09 56 16.4 16.4 a 704
1999-12-06 05:20:09 C 03 41 05.29 -09 54 30.5 16.1 a 704
1999-12-06 05:27:27 C 03 41 04.01 -09 53 57.1 i 726
1999-12-06 05:32:27 C 03 41 03.39 -09 53 32.1 i 726
1999-12-06 05:37:26 C 03 41 02.76 -09 53 06.4 i 726
1999-12-06 05:40:55 C 03 41 02.64 -09 52 43.5 16.2 a 704
1999-12-06 05:42:26 C 03 41 02.13 -09 52 41.5 i 726
1999-12-06 06:01:35 C 03 41 00.00 -09 50 57.4 15.9 a 704
1999-12-06 06:22:20 C 03 40 57.35 -09 49 11.6 16.2 a 704
1999-12-06 18:59:21 C 03 39 28.11 -08 44 28.5 z 108
1999-12-06 19:05:26 C 03 39 27.37 -08 43 56.0 z 108
1999-12-06 19:09:58 C 03 39 26.77 -08 43 35.6 z 108
1999-12-06 19:12:19 C 03 39 26.65 -08 43 21.7 z 108
1999-12-06 19:14:45 C 03 39 26.36 -08 43 10.5 z 108
1999-12-07 19:32:59 C 03 36 36.27 -06 38 31.5 z 108
1999-12-07 19:35:10 C 03 36 36.05 -06 38 20.8 z 108