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
2021-12-24 21:53:55 S 09 11 16.339 +16 25 04.22 – V C57
2021-12-24 21:53:55 s 1 -70965.616 0 +368196.13 710.0 – C57
2021-12-24 22:13:55 S 09 11 14.570 +16 24 53.28 – V C57
2021-12-24 22:13:55 s 1 -71642.934 0 +367801.38 8860.0 – C57
2021-12-24 22:53:55 S 09 11 11.434 +16 24 20.63 – V C57
2021-12-24 22:53:55 s 1 -72995.241 0 +367000.06 2160.0 – C57
2021-12-24 23:33:55 S 09 11 07.968 +16 23 51.47 – V C57
2021-12-24 23:33:55 s 1 -74344.387 0 +366182.92 7860.0 – C57
2021-12-24 23:53:55 S 09 11 06.065 +16 23 29.58 – V C57
2021-12-24 23:53:55 s 1 -75017.752 0 +365768.41 4020.0 – C57
2021-12-25 00:13:55 S 09 11 04.481 +16 23 17.16 – V C57
2021-12-25 00:13:55 s 1 -75690.300 0 +365349.94 5660.0 – C57
2021-12-25 00:23:55 S 09 11 03.490 +16 23 10.75 – V C57
2021-12-25 00:23:55 s 1 -76026.264 0 +365139.22 4770.0 – C57
2021-12-25 00:33:55 S 09 11 02.597 +16 22 59.23 – V C57
2021-12-25 00:33:55 s 1 -76362.021 0 +364927.51 2750.0 – C57
2021-12-25 00:43:55 S 09 11 01.781 +16 22 55.13 – V C57
2021-12-25 00:43:55 s 1 -76697.569 0 +364714.81 9570.0 – C57
2021-12-25 00:53:55 S 09 11 00.953 +16 22 47.68 – V C57
2021-12-25 00:53:55 s 1 -77032.907 0 +364501.11 5230.0 – C57
2021-12-25 01:03:55 S 09 11 00.106 +16 22 41.99 – V C57
2021-12-25 01:03:55 s 1 -77368.034 0 +364286.42 9740.0 – C57
2021-12-25 01:13:55 S 09 10 59.059 +16 22 32.34 – V C57
2021-12-25 01:13:55 s 1 -77702.949 0 +364070.74 3090.0 – C57
2021-12-25 01:33:55 S 09 10 57.482 +16 22 14.77 – V C57
2021-12-25 01:33:55 s 1 -78372.138 0 +363636.40 6270.0 – C57
2021-12-25 01:43:55 S 09 10 56.964 +16 22 09.05 – V C57
2021-12-25 01:43:55 s 1 -78706.409 0 +363417.73 6090.0 – C57
2021-12-25 02:03:55 S 09 10 55.214 +16 21 52.99 – V C57
2021-12-25 02:03:55 s 1 -79374.300 0 +362977.42 2180.0 – C57
2021-12-25 02:13:55 S 09 10 54.494 +16 21 49.54 – V C57
2021-12-25 02:13:55 s 1 -79707.917 0 +362755.77 8430.0 – C57
2021-12-25 02:23:55 S 09 10 53.794 +16 21 38.16 – V C57
2021-12-25 02:23:55 s 1 -80041.314 0 +362533.13 3490.0 – C57
2021-12-25 02:33:55 S 09 10 52.486 +16 21 30.06 – V C57
2021-12-25 02:33:55 s 1 -80374.490 0 +362309.49 7340.0 – C57
2021-12-25 02:43:55 S 09 10 51.653 +16 21 25.63 – V C57
2021-12-25 02:43:55 s 1 -80707.443 0 +362084.85 9980.0 – C57
2021-12-25 03:23:55 S 09 10 48.276 +16 20 53.27 – V C57
2021-12-25 03:23:55 s 1 -82037.007 0 +361176.33 8360.0 – C57
2021-12-25 03:33:55 S 09 10 47.630 +16 20 48.01 – V C57
2021-12-25 03:33:55 s 1 -82368.830 0 +360946.70 4880.0 – C57
2021-12-25 04:03:55 S 09 10 44.993 +16 20 20.65 – V C57
2021-12-25 04:03:55 s 1 -83362.916 0 +360251.83 6970.0 – C57
2021-12-25 04:13:55 S 09 10 43.740 +16 20 17.70 – V C57
2021-12-25 04:13:55 s 1 -83693.813 0 +360018.20 8500.0 – C57
2021-12-25 04:23:55 S 09 10 43.099 +16 20 07.22 – V C57
2021-12-25 04:23:55 s 1 -84024.476 0 +359783.57 8760.0 – C57
2021-12-25 04:33:55 S 09 10 42.305 +16 19 57.54 – V C57
2021-12-25 04:33:55 s 1 -84354.904 0 +359547.95 7760.0 – C57