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
2021-12-11 06:23:55 s 1 -71378.661 0 +367794.08 6700.0 – C57
2021-12-11 06:43:55 S 09 32 45.941 +20 27 58.57 – V C57
2021-12-11 06:43:55 s 1 -72041.857 0 +367385.16 6990.0 – C57
2021-12-11 06:53:55 S 09 32 45.758 +20 27 51.88 – V C57
2021-12-11 06:53:55 s 1 -72373.171 0 +367179.22 620.0 – C57
2021-12-11 07:43:55 S 09 32 43.145 +20 27 12.24 – V C57
2021-12-11 07:43:55 s 1 -74026.861 0 +366134.79 3460.0 – C57
2021-12-11 07:53:55 S 09 32 42.158 +20 27 03.82 – V C57
2021-12-11 07:53:55 s 1 -74357.016 0 +365922.95 930.0 – C57
2021-12-11 08:03:55 S 09 32 41.964 +20 26 55.28 – V C57
2021-12-11 08:03:55 s 1 -74686.973 0 +365710.13 7360.0 – C57
2021-12-11 08:13:55 S 09 32 41.719 +20 26 54.31 – V C57
2021-12-11 08:13:55 s 1 -75016.732 0 +365496.32 2740.0 – C57
2021-12-11 08:23:55 S 09 32 40.874 +20 26 47.11 – V C57
2021-12-11 08:23:55 s 1 -75346.292 0 +365281.53 7070.0 – C57
2021-12-11 08:43:55 S 09 32 39.838 +20 26 29.62 – V C57
2021-12-11 08:43:55 s 1 -76004.809 0 +364848.98 2550.0 – C57
2021-12-11 09:13:55 S 09 32 38.172 +20 26 05.21 – V C57
2021-12-11 09:13:55 s 1 -76991.062 0 +364192.76 2750.0 – C57
2021-12-11 09:23:55 S 09 32 37.519 +20 25 59.27 – V C57
2021-12-11 09:23:55 s 1 -77319.402 0 +363972.04 660.0 – C57
2021-12-11 11:03:55 S 09 32 32.369 +20 24 43.60 – V C57
2021-12-11 11:03:55 s 1 -80591.221 0 +361710.39 9220.0 – C57
2021-12-11 11:33:55 S 09 32 30.694 +20 24 19.37 – V C57
2021-12-11 11:33:55 s 1 -81568.556 0 +361012.54 2870.0 – C57
2021-12-11 11:43:55 S 09 32 30.086 +20 24 15.19 – V C57
2021-12-11 11:43:55 s 1 -81893.892 0 +360777.93 5130.0 – C57
2021-12-11 11:53:55 S 09 32 29.650 +20 24 08.86 – V C57
2021-12-11 11:53:55 s 1 -82219.004 0 +360542.33 6230.0 – C57
2021-12-11 12:03:55 S 09 32 29.023 +20 23 59.06 – V C57
2021-12-11 12:03:55 s 1 -82543.892 0 +360305.73 6170.0 – C57
2021-12-11 12:23:55 S 09 32 27.965 +20 23 39.34 – V C57
2021-12-11 12:23:55 s 1 -83192.990 0 +359829.54 2540.0 – C57
2021-12-11 12:43:55 S 09 32 26.954 +20 23 31.88 – V C57
2021-12-11 12:43:55 s 1 -83841.176 0 +359349.36 4220.0 – C57
2021-12-11 13:23:55 S 09 32 24.749 +20 23 00.17 – V C57
2021-12-11 13:23:55 s 1 -85134.774 0 +358377.00 3290.0 – C57
2021-12-11 14:03:55 S 09 32 22.510 +20 22 27.01 – V C57
2021-12-11 14:03:55 s 1 -86424.610 0 +357388.63 3050.0 – C57
2021-12-11 14:13:55 S 09 32 22.162 +20 22 24.13 – V C57
2021-12-11 14:13:55 s 1 -86746.472 0 +357139.03 7430.0 – C57
2021-12-11 14:23:55 S 09 32 21.401 +20 22 12.32 – V C57
2021-12-11 14:23:55 s 1 -87068.093 0 +356888.42 580.0 – C57
2021-12-11 14:33:55 S 09 32 20.774 +20 22 03.50 – V C57
2021-12-11 14:33:55 s 1 -87389.471 0 +356636.82 2500.0 – C57
2021-12-11 14:43:55 S 09 32 20.410 +20 21 59.76 – V C57
2021-12-11 14:43:55 s 1 -87710.606 0 +356384.20 3170.0 – C57
2021-12-11 14:53:55 S 09 32 19.846 +20 21 49.57 – V C57
2021-12-11 14:53:55 s 1 -88031.496 0 +356130.59 2590.0 – C57
2021-12-11 15:03:55 S 09 32 19.262 +20 21 43.45 – V C57