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
2021-12-05 15:53:56 S 09 38 34.673 +22 07 05.70 – V C57
2021-12-05 15:53:56 s 1 +170914.69 0 +213929.91 4420.0 – C57
2021-12-05 16:13:56 S 09 38 33.826 +22 06 46.19 – V C57
2021-12-05 16:13:56 s 1 +170665.65 8 +215193.66 7930.0 – C57
2021-12-05 18:23:56 S 09 38 29.707 +22 05 18.38 – V C57
2021-12-05 18:23:56 s 1 +168941.74 7 +223275.07 8320.0 – C57
2021-12-05 22:03:56 S 09 38 22.699 +22 02 41.39 – V C57
2021-12-05 22:03:56 s 1 +165632.64 4 +236434.32 4750.0 – C57
2021-12-05 22:33:56 S 09 38 21.790 +22 02 14.57 – V C57
2021-12-05 22:33:56 s 1 +165145.47 5 +238179.19 7200.0 – C57
2021-12-06 01:23:56 S 09 38 16.210 +22 00 11.12 – V C57
2021-12-06 01:23:56 s 1 +162232.22 0 +247845.96 5880.0 – C57
2021-12-06 01:43:56 S 09 38 15.415 +22 00 00.65 – V C57
2021-12-06 01:43:56 s 1 +161872.98 8 +248958.76 10.0 – C57
2021-12-06 03:03:56 S 09 38 12.624 +21 58 58.76 – V C57
2021-12-06 03:03:56 s 1 +160402.71 7 +253359.01 3460.0 – C57
2021-12-06 04:03:56 S 09 38 10.510 +21 58 12.11 – V C57
2021-12-06 04:03:56 s 1 +159265.83 1 +256606.03 7500.0 – C57
2021-12-06 04:13:56 S 09 38 10.687 +21 58 08.90 – V C57
2021-12-06 04:13:56 s 1 +159073.56 4 +257142.80 7910.0 – C57
2021-12-06 04:23:56 S 09 38 09.722 +21 58 06.78 – V C57
2021-12-06 04:23:56 s 1 +158880.51 1 +257678.31 5430.0 – C57
2021-12-06 04:53:56 S 09 38 09.132 +21 57 37.91 – V C57
2021-12-06 04:53:56 s 1 +158296.66 6 +259277.34 740.0 – C57
2021-12-06 05:23:56 S 09 38 07.805 +21 57 14.44 – V C57
2021-12-06 05:23:56 s 1 +157705.86 6 +260865.13 470.0 – C57
2021-12-06 05:53:56 S 09 38 06.838 +21 56 59.64 – V C57
2021-12-06 05:53:56 s 1 +157108.20 1 +262441.73 4960.0 – C57
2021-12-06 06:43:56 S 09 38 05.285 +21 56 21.52 – V C57
2021-12-06 06:43:56 s 1 +156097.08 3 +265044.60 3990.0 – C57
2021-12-06 07:13:56 S 09 38 04.186 +21 55 56.64 – V C57
2021-12-06 07:13:56 s 1 +155481.54 9 +266591.52 2870.0 – C57
2021-12-06 08:13:56 S 09 38 01.963 +21 55 18.80 – V C57
2021-12-06 08:13:56 s 1 +154230.93 8 +269652.23 9000.0 – C57
2021-12-06 09:53:56 S 09 37 58.524 +21 54 01.01 – V C57
2021-12-06 09:53:56 s 1 +152090.24 3 +274655.92 2950.0 – C57
2021-12-06 10:13:56 S 09 37 57.866 +21 53 51.25 – V C57
2021-12-06 10:13:56 s 1 +151653.86 7 +275642.13 3640.0 – C57
2021-12-06 10:23:56 S 09 37 57.653 +21 53 42.61 – V C57
2021-12-06 10:23:56 s 1 +151434.66 9 +276133.43 5290.0 – C57
2021-12-06 10:33:56 S 09 37 57.197 +21 53 35.23 – V C57
2021-12-06 10:33:56 s 1 +151214.80 2 +276623.52 4490.0 – C57
2021-12-06 10:43:56 S 09 37 56.904 +21 53 28.86 – V C57
2021-12-06 10:43:56 s 1 +150994.26 7 +277112.42 1270.0 – C57
2021-12-06 11:13:56 S 09 37 55.754 +21 53 05.14 – V C57
2021-12-06 11:13:56 s 1 +150328.68 9 +278571.90 7080.0 – C57
2021-12-06 13:33:56 S 09 37 50.722 +21 51 25.81 – V C57
2021-12-06 13:33:56 s 1 +147139.45 6 +285240.93 4430.0 – C57
2021-12-06 15:53:56 S 09 37 45.696 +21 49 43.68 – V C57
2021-12-06 15:53:56 s 1 +143835.20 6 +291678.84 700.0 – C57