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
2021-12-21 22:33:55 S 09 16 58.745 +17 18 46.51 – V C57
2021-12-21 22:33:55 s 1 +78856.225 0 +363833.31 7720.0 – C57
2021-12-21 23:03:55 S 09 16 56.465 +17 18 25.24 – V C57
2021-12-21 23:03:55 s 1 +77857.923 0 +364483.99 1460.0 – C57
2021-12-21 23:13:55 S 09 16 55.274 +17 18 15.52 – V C57
2021-12-21 23:13:55 s 1 +77524.709 0 +364698.87 4660.0 – C57
2021-12-21 23:33:55 S 09 16 53.820 +17 17 56.65 – V C57
2021-12-21 23:33:55 s 1 +76857.617 0 +365125.60 9010.0 – C57
2021-12-21 23:53:55 S 09 16 52.274 +17 17 51.65 – V C57
2021-12-21 23:53:55 s 1 +76189.648 0 +365548.30 670.0 – C57
2021-12-22 00:03:55 S 09 16 51.658 +17 17 40.20 – V C57
2021-12-22 00:03:55 s 1 +75855.337 0 +365758.15 510.0 – C57
2021-12-22 00:13:55 S 09 16 50.774 +17 17 29.83 – V C57
2021-12-22 00:13:55 s 1 +75520.811 0 +365966.98 9690.0 – C57
2021-12-22 00:23:55 S 09 16 50.314 +17 17 22.96 – V C57
2021-12-22 00:23:55 s 1 +75186.070 0 +366174.81 8210.0 – C57
2021-12-22 00:33:55 S 09 16 49.370 +17 17 15.83 – V C57
2021-12-22 00:33:55 s 1 +74851.116 0 +366381.64 6080.0 – C57
2021-12-22 00:53:55 S 09 16 47.914 +17 16 59.12 – V C57
2021-12-22 00:53:55 s 1 +74180.571 0 +366792.29 9900.0 – C57
2021-12-22 01:03:55 S 09 16 47.011 +17 16 56.32 – V C57
2021-12-22 01:03:55 s 1 +73844.983 0 +366996.10 5850.0 – C57
2021-12-22 01:13:55 S 09 16 46.219 +17 16 45.16 – V C57
2021-12-22 01:13:55 s 1 +73509.187 0 +367198.92 1180.0 – C57
2021-12-22 01:23:55 S 09 16 45.595 +17 16 39.90 – V C57
2021-12-22 01:23:55 s 1 +73173.182 0 +367400.73 5880.0 – C57
2021-12-22 01:33:55 S 09 16 44.803 +17 16 35.08 – V C57
2021-12-22 01:33:55 s 1 +72836.971 0 +367601.54 9950.0 – C57
2021-12-22 01:53:55 S 09 16 43.226 +17 16 16.61 – V C57
2021-12-22 01:53:55 s 1 +72163.933 0 +368000.15 6270.0 – C57
2021-12-22 02:03:55 S 09 16 42.514 +17 16 09.95 – V C57
2021-12-22 02:03:55 s 1 +71827.109 0 +368197.96 8510.0 – C57
2021-12-22 02:23:55 S 09 16 41.153 +17 15 57.10 – V C57
2021-12-22 02:23:55 s 1 +71152.855 0 +368590.57 1190.0 – C57
2021-12-22 02:33:55 S 09 16 40.320 +17 15 46.62 – V C57
2021-12-22 02:33:55 s 1 +70815.427 0 +368785.38 1640.0 – C57
2021-12-22 03:53:55 S 09 16 34.553 +17 14 47.51 – V C57
2021-12-22 03:53:55 s 1 +68108.945 0 +370307.92 4440.0 – C57
2021-12-22 04:13:55 S 09 16 32.568 +17 14 34.48 – V C57
2021-12-22 04:13:55 s 1 +67430.403 0 +370678.59 4530.0 – C57
2021-12-22 04:23:55 S 09 16 31.894 +17 14 23.86 – V C57
2021-12-22 04:23:55 s 1 +67090.850 0 +370862.43 8760.0 – C57
2021-12-22 04:53:55 S 09 16 29.695 +17 14 01.39 – V C57
2021-12-22 04:53:55 s 1 +66071.075 0 +371407.99 8230.0 – C57
2021-12-22 05:03:55 S 09 16 29.016 +17 13 59.74 – V C57
2021-12-22 05:03:55 s 1 +65730.781 0 +371587.86 330.0 – C57
2021-12-22 05:13:55 S 09 16 27.953 +17 13 48.14 – V C57
2021-12-22 05:13:55 s 1 +65390.306 0 +371766.74 1920.0 – C57
2021-12-22 05:33:55 S 09 16 26.587 +17 13 34.36 – V C57
2021-12-22 05:33:55 s 1 +64708.812 0 +372121.51 3530.0 – C57