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
2019-12-29 20:25:43 C 01 57 28.58 +06 46 37.0 q 160
2019-12-30 20:50:17 C 01 58 25.90 +08 04 47.6 V 160
2019-12-30 20:53:15 C 01 58 25.95 +08 04 56.6 V 160
2019-12-30 20:56:16 C 01 58 26.09 +08 05 07.1 V 160
2020-01-02 06:57:39 C 02 00 52.47 +11 02 51.0 V T05
2020-01-02 07:01:37 C 02 00 52.61 +11 03 02.5 V T05
2020-01-02 07:09:05 C 02 00 52.92 +11 03 24.7 V T05
2020-01-02 07:24:36 C 02 00 53.53 +11 04 10.9 V T05
2020-01-02 19:30:44 C 02 01 26.27 +11 39 44.7 18.3 q J43
2020-01-02 19:42:56 C 02 01 26.78 +11 40 20.2 18.4 q J43
2020-01-02 19:55:11 C 02 01 27.29 +11 40 56.4 18.3 q J43
2020-01-02 20:07:25 C 02 01 27.78 +11 41 31.8 18.1 q J43
2020-01-08 19:39:24 C 02 08 33.45 +18 07 32.8 q 160
2020-01-08 19:42:50 C 02 08 33.61 +18 07 41.5 q 160
2020-01-08 19:46:17 C 02 08 33.81 +18 07 50.2 q 160
2020-01-09 01:10:46 C 02 08 51.52 +18 21 09.7 u H21
2020-01-09 01:13:07 C 02 08 51.66 +18 21 15.7 u H21
2020-01-09 01:14:59 C 02 08 51.75 +18 21 19.8 u H21
2020-01-09 01:16:56 C 02 08 51.85 +18 21 24.8 u H21
2020-01-09 01:18:54 C 02 08 51.94 +18 21 29.5 u H21
2020-01-09 01:20:51 C 02 08 52.05 +18 21 34.2 u H21
2020-01-09 01:22:49 C 02 08 52.14 +18 21 38.9 u H21
2020-01-09 01:24:47 C 02 08 52.25 +18 21 43.8 u H21
2020-01-09 01:26:50 C 02 08 52.35 +18 21 49.2 u H21
2020-01-09 20:15:48 C 02 09 54.02 +19 07 25.8 V 160
2020-01-09 20:18:48 C 02 09 54.16 +19 07 33.0 V 160
2020-01-09 20:22:14 C 02 09 54.34 +19 07 40.6 V 160
2020-01-11 18:30:32 C 02 12 31.70 +20 55 20.4 V 160
2020-01-11 18:35:01 C 02 12 31.95 +20 55 30.5 V 160
2020-01-11 18:39:32 C 02 12 32.20 +20 55 40.7 V 160
2020-01-12 18:32:46 C 02 13 56.52 +21 49 07.0 V 160
2020-01-12 18:38:09 C 02 13 56.79 +21 49 19.3 V 160
2020-01-12 18:43:11 C 02 13 57.02 +21 49 31.1 V 160
2020-01-13 18:25:24 C 02 15 22.86 +22 41 03.9 V A16
2020-01-13 18:33:19 C 02 15 23.23 +22 41 19.0 V A16
2020-01-13 18:41:12 C 02 15 23.71 +22 41 36.7 V A16
2020-01-13 18:46:29 C 02 15 24.00 +22 41 46.7 V A16
2020-01-14 01:59:00 C 02 15 50.63 +22 57 13.7 U I41
2020-01-14 01:59:39 C 02 15 50.67 +22 57 15.1 U I41
2020-01-14 02:00:18 C 02 15 50.71 +22 57 16.4 U I41
2020-01-14 02:26:58 C 02 15 52.25 +22 58 13.1 U I41
2020-01-14 03:20:28 C 02 15 55.35 +23 00 06.6 U I41
2020-01-16 19:05:01 C 02 19 57.05 +25 10 18.1 V A16
2020-01-16 19:26:06 C 02 19 58.36 +25 10 59.6 V A16
2020-01-16 20:08:21 C 02 20 01.00 +25 12 22.6 V A16
2020-01-16 20:28:26 C 02 20 02.27 +25 13 01.5 V A16
2020-01-18 04:35:27 C 02 22 09.13 +26 14 58.0 V 703
2020-01-18 04:43:36 C 02 22 09.70 +26 15 13.1 V 703
2020-01-18 04:51:45 C 02 22 10.24 +26 15 28.2 V 703
2020-01-18 04:59:55 C 02 22 10.81 +26 15 44.0 V 703