IAA RAS IAA Minor Planet Database

86324 (1999 WA2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4345096018 ± 5.39e-09
Semi-major axis (a)1.9664294895 AU ± 1.33e-09
Inclination (i)34.60574421° ± 5.10e-07
Long. of Asc. Node (Ω)293.64323945° ± 9.67e-07
Arg. of Perihelion (ω)75.30691863° ± 1.26e-06
Mean Anomaly (M)203.77568070° ± 2.29e-06
Mean Motion (n)0.3574330512°/day ± 3.62e-10
Perihelion dist (q)1.11199700 AU ± 1.06e-08
Aphelion dist (Q)2.82086198 AU ± 1.08e-08
Orbital Period2.75751299 yr ± 2.79e-09
Physical Parameters
H (abs. magnitude)15.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.073″
Uncertainty0
Orbit TypeAmor
MOID0.340645 AU
Observations Used3144
Gaia Obs Used109
Oppositions11
Arc Total1999-2025
First Observation Used1999-11-16
Last Observation Used2025-04-03
Observations (4789)
Date Type RA Dec Mag Band Observatory
2021-12-28 20:03:55 s 1 -174824.22 9 +79686.543 5080.0 – C57
2021-12-28 20:13:55 S 09 02 49.704 +15 13 27.70 – V C57
2021-12-28 20:13:55 s 1 -174648.53 6 +78816.134 770.0 – C57
2021-12-28 20:23:55 S 09 02 48.641 +15 13 14.20 – V C57
2021-12-28 20:23:55 s 1 -174470.00 2 +77944.441 3810.0 – C57
2021-12-28 20:33:55 S 09 02 47.808 +15 13 11.14 – V C57
2021-12-28 20:33:55 s 1 -174288.60 7 +77071.468 4130.0 – C57
2021-12-28 20:43:55 S 09 02 46.966 +15 13 04.48 – V C57
2021-12-28 20:43:55 s 1 -174104.33 4 +76197.222 1640.0 – C57
2021-12-28 20:53:55 S 09 02 45.821 +15 12 55.22 – V C57
2021-12-28 20:53:55 s 1 -173917.16 3 +75321.706 6260.0 – C57
2021-12-28 21:03:55 S 09 02 45.098 +15 12 47.30 – V C57
2021-12-28 21:03:55 s 1 -173727.07 5 +74444.925 7910.0 – C57
2021-12-28 21:13:55 S 09 02 44.136 +15 12 39.85 – V C57
2021-12-28 21:13:55 s 1 -173534.05 1 +73566.885 6510.0 – C57
2021-12-28 21:23:55 S 09 02 43.402 +15 12 33.44 – V C57
2021-12-28 21:23:55 s 1 -173338.07 2 +72687.590 1980.0 – C57
2021-12-28 21:33:55 S 09 02 42.372 +15 12 25.85 – V C57
2021-12-28 21:33:55 s 1 -173139.11 8 +71807.047 4240.0 – C57
2021-12-28 21:43:55 S 09 02 41.246 +15 12 18.43 – V C57
2021-12-28 21:43:55 s 1 -172937.16 8 +70925.259 3190.0 – C57
2021-12-28 21:53:55 S 09 02 40.404 +15 12 11.48 – V C57
2021-12-28 21:53:55 s 1 -172732.20 4 +70042.233 8760.0 – C57
2021-12-28 22:13:55 S 09 02 38.834 +15 11 55.50 – V C57
2021-12-28 22:13:55 s 1 -172313.15 2 +68272.491 9400.0 – C57
2021-12-28 22:23:55 S 09 02 37.529 +15 11 46.68 – V C57
2021-12-28 22:23:55 s 1 -172099.02 3 +67385.787 4300.0 – C57
2021-12-28 22:33:55 S 09 02 37.001 +15 11 35.99 – V C57
2021-12-28 22:33:55 s 1 -171881.79 8 +66497.868 5470.0 – C57
2021-12-28 23:03:55 S 09 02 33.708 +15 11 15.25 – V C57
2021-12-28 23:03:55 s 1 -171211.33 8 +63826.890 5710.0 – C57
2021-12-28 23:33:55 S 09 02 31.349 +15 10 55.88 – V C57
2021-12-28 23:33:55 s 1 -170512.25 3 +61145.225 9160.0 – C57
2021-12-29 00:03:55 S 09 02 28.375 +15 10 35.76 – V C57
2021-12-29 00:03:55 s 1 -169783.96 0 +58453.065 3330.0 – C57
2021-12-29 00:13:55 S 09 02 27.466 +15 10 23.52 – V C57
2021-12-29 00:13:55 s 1 -169534.60 1 +57553.383 2230.0 – C57
2021-12-29 00:23:55 S 09 02 26.549 +15 10 16.14 – V C57
2021-12-29 00:23:55 s 1 -169281.90 7 +56652.565 6380.0 – C57
2021-12-29 00:33:55 S 09 02 25.625 +15 10 09.08 – V C57
2021-12-29 00:33:55 s 1 -169025.85 5 +55750.622 5690.0 – C57
2021-12-29 00:43:55 S 09 02 24.401 +15 10 00.05 – V C57
2021-12-29 00:43:55 s 1 -168766.42 3 +54847.560 70.0 – C57
2021-12-29 00:53:55 S 09 02 23.654 +15 09 55.33 – V C57
2021-12-29 00:53:55 s 1 -168503.58 6 +53943.390 9410.0 – C57
2021-12-29 01:03:55 S 09 02 22.927 +15 09 45.04 – V C57
2021-12-29 01:03:55 s 1 -168237.32 2 +53038.120 3630.0 – C57
2021-12-29 01:13:55 S 09 02 21.962 +15 09 37.87 – V C57
2021-12-29 01:13:55 s 1 -167967.60 7 +52131.759 2610.0 – C57
2021-12-29 01:23:55 S 09 02 21.192 +15 09 31.68 – V C57