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
2021-12-14 17:53:55 s 1 -177074.52 4 +126789.19 8070.0 – C57
2021-12-14 18:03:55 S 09 27 51.218 +19 24 59.47 – V C57
2021-12-14 18:03:55 s 1 -177028.94 4 +125984.34 1840.0 – C57
2021-12-14 18:13:55 S 09 27 50.290 +19 24 53.14 – V C57
2021-12-14 18:13:55 s 1 -176981.28 5 +125178.02 6630.0 – C57
2021-12-14 18:23:55 S 09 27 49.454 +19 24 43.09 – V C57
2021-12-14 18:23:55 s 1 -176931.53 5 +124370.22 2360.0 – C57
2021-12-14 18:33:55 S 09 27 49.102 +19 24 36.61 – V C57
2021-12-14 18:33:55 s 1 -176879.68 0 +123560.93 9000.0 – C57
2021-12-14 19:13:55 S 09 27 46.942 +19 24 08.21 – V C57
2021-12-14 19:13:55 s 1 -176650.95 5 +120308.99 3470.0 – C57
2021-12-14 19:33:55 S 09 27 45.300 +19 23 52.62 – V C57
2021-12-14 19:33:55 s 1 -176523.62 2 +118674.15 4690.0 – C57
2021-12-14 19:43:55 S 09 27 44.796 +19 23 41.68 – V C57
2021-12-14 19:43:55 s 1 -176456.66 6 +117854.51 6100.0 – C57
2021-12-14 19:53:55 S 09 27 44.146 +19 23 35.74 – V C57
2021-12-14 19:53:55 s 1 -176387.49 8 +117033.39 7960.0 – C57
2021-12-14 20:13:55 S 09 27 42.864 +19 23 22.34 – V C57
2021-12-14 20:13:55 s 1 -176242.47 2 +115386.72 2840.0 – C57
2021-12-14 20:23:55 S 09 27 42.048 +19 23 13.88 – V C57
2021-12-14 20:23:55 s 1 -176166.58 6 +114561.17 5740.0 – C57
2021-12-14 20:43:55 S 09 27 40.841 +19 22 59.95 – V C57
2021-12-14 20:43:55 s 1 -176007.99 6 +112905.64 2140.0 – C57
2021-12-14 20:53:55 S 09 27 40.318 +19 22 54.80 – V C57
2021-12-14 20:53:55 s 1 -175925.26 3 +112075.66 5540.0 – C57
2021-12-14 21:03:55 S 09 27 39.780 +19 22 46.31 – V C57
2021-12-14 21:03:55 s 1 -175840.21 8 +111244.21 8980.0 – C57
2021-12-14 21:13:55 S 09 27 39.151 +19 22 31.08 – V C57
2021-12-14 21:13:55 s 1 -175752.84 8 +110411.29 2400.0 – C57
2021-12-14 21:23:55 S 09 27 38.146 +19 22 29.32 – V C57
2021-12-14 21:23:55 s 1 -175663.13 7 +109576.90 5750.0 – C57
2021-12-14 21:33:55 S 09 27 37.591 +19 22 15.42 – V C57
2021-12-14 21:33:55 s 1 -175571.06 9 +108741.03 8960.0 – C57
2021-12-14 21:43:55 S 09 27 37.102 +19 22 13.51 – V C57
2021-12-14 21:43:55 s 1 -175476.63 1 +107903.70 1970.0 – C57
2021-12-14 21:53:55 S 09 27 36.139 +19 22 04.48 – V C57
2021-12-14 21:53:55 s 1 -175379.80 6 +107064.89 4710.0 – C57
2021-12-14 22:03:55 S 09 27 35.993 +19 21 58.68 – V C57
2021-12-14 22:03:55 s 1 -175280.57 9 +106224.62 7130.0 – C57
2021-12-14 22:43:55 S 09 27 33.338 +19 21 23.94 – V C57
2021-12-14 22:43:55 s 1 -174859.34 0 +102848.89 2250.0 – C57
2021-12-14 23:33:55 S 09 27 29.460 +19 20 48.37 – V C57
2021-12-14 23:33:55 s 1 -174276.84 3 +98596.387 3440.0 – C57
2021-12-14 23:43:55 S 09 27 29.311 +19 20 41.57 – V C57
2021-12-14 23:43:55 s 1 -174152.71 9 +97741.522 8980.0 – C57
2021-12-14 23:53:55 S 09 27 28.766 +19 20 30.77 – V C57
2021-12-14 23:53:55 s 1 -174026.01 5 +96885.208 3450.0 – C57
2021-12-15 00:03:55 S 09 27 27.811 +19 20 27.96 – V C57
2021-12-15 00:03:55 s 1 -173896.71 3 +96027.446 6800.0 – C57
2021-12-15 00:13:55 S 09 27 27.422 +19 20 17.02 – V C57