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
2021-12-12 16:13:55 s 1 -133135.33 2 +305505.21 1510.0 – C57
2021-12-12 16:23:55 S 09 30 53.371 +20 02 43.15 – V C57
2021-12-12 16:23:55 s 1 -133401.73 5 +305089.75 6500.0 – C57
2021-12-12 16:33:55 S 09 30 53.134 +20 02 34.80 – V C57
2021-12-12 16:33:55 s 1 -133667.64 9 +304673.17 9190.0 – C57
2021-12-12 16:43:55 S 09 30 52.814 +20 02 24.79 – V C57
2021-12-12 16:43:55 s 1 -133933.07 1 +304255.46 9570.0 – C57
2021-12-12 16:53:55 S 09 30 51.653 +20 02 18.92 – V C57
2021-12-12 16:53:55 s 1 -134197.99 9 +303836.63 7630.0 – C57
2021-12-12 17:03:55 S 09 30 51.420 +20 02 07.76 – V C57
2021-12-12 17:03:55 s 1 -134462.43 2 +303416.68 3360.0 – C57
2021-12-12 17:13:55 S 09 30 51.077 +20 02 08.05 – V C57
2021-12-12 17:13:55 s 1 -134726.36 8 +302995.60 6760.0 – C57
2021-12-12 17:53:55 S 09 30 48.734 +20 01 30.25 – V C57
2021-12-12 17:53:55 s 1 -135777.09 0 +301300.01 6770.0 – C57
2021-12-12 18:03:55 S 09 30 47.868 +20 01 28.31 – V C57
2021-12-12 18:03:55 s 1 -136038.50 5 +300873.28 8340.0 – C57
2021-12-12 18:13:55 S 09 30 47.678 +20 01 18.23 – V C57
2021-12-12 18:13:55 s 1 -136299.41 0 +300445.43 7510.0 – C57
2021-12-12 18:23:55 S 09 30 46.620 +20 01 10.09 – V C57
2021-12-12 18:23:55 s 1 -136559.80 1 +300016.44 4280.0 – C57
2021-12-12 18:33:55 S 09 30 46.056 +20 00 58.54 – V C57
2021-12-12 18:33:55 s 1 -136819.67 8 +299586.32 8640.0 – C57
2021-12-12 18:43:55 S 09 30 45.288 +20 00 52.78 – V C57
2021-12-12 18:43:55 s 1 -137079.03 8 +299155.07 580.0 – C57
2021-12-12 19:03:55 S 09 30 44.110 +20 00 40.64 – V C57
2021-12-12 19:03:55 s 1 -137596.19 7 +298289.15 7160.0 – C57
2021-12-12 19:23:55 S 09 30 43.250 +20 00 22.93 – V C57
2021-12-12 19:23:55 s 1 -138111.26 0 +297418.69 3930.0 – C57
2021-12-12 19:43:55 S 09 30 42.211 +20 00 06.84 – V C57
2021-12-12 19:43:55 s 1 -138624.21 1 +296543.66 830.0 – C57
2021-12-12 19:53:55 S 09 30 41.558 +20 00 05.76 – V C57
2021-12-12 19:53:55 s 1 -138879.88 8 +296104.43 5550.0 – C57
2021-12-12 20:13:55 S 09 30 40.421 +19 59 44.99 – V C57
2021-12-12 20:13:55 s 1 -139389.63 4 +295222.55 7490.0 – C57
2021-12-12 20:43:55 S 09 30 38.462 +19 59 23.96 – V C57
2021-12-12 20:43:55 s 1 -140150.20 1 +293891.14 1480.0 – C57
2021-12-12 21:23:55 S 09 30 36.216 +19 58 55.09 – V C57
2021-12-12 21:23:55 s 1 -141156.62 6 +292099.84 4430.0 – C57
2021-12-12 23:13:55 S 09 30 29.897 +19 57 31.61 – V C57
2021-12-12 23:13:55 s 1 -143877.95 3 +287078.47 1990.0 – C57
2021-12-12 23:33:55 S 09 30 28.428 +19 57 15.34 – V C57
2021-12-12 23:33:55 s 1 -144365.25 9 +286150.40 9540.0 – C57
2021-12-12 23:43:55 S 09 30 27.922 +19 57 09.97 – V C57
2021-12-12 23:43:55 s 1 -144608.03 1 +285684.61 4230.0 – C57
2021-12-12 23:53:55 S 09 30 27.494 +19 57 04.32 – V C57
2021-12-12 23:53:55 s 1 -144850.21 3 +285217.66 6190.0 – C57
2021-12-13 00:13:55 S 09 30 26.213 +19 56 46.32 – V C57
2021-12-13 00:13:55 s 1 -145332.79 4 +284280.24 1860.0 – C57
2021-12-13 00:33:55 S 09 30 24.955 +19 56 30.62 – V C57