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
2021-12-13 21:03:55 s 1 -169761.56 3 +215991.54 670.0 – C57
2021-12-13 21:23:55 S 09 29 09.163 +19 40 42.92 – V C57
2021-12-13 21:23:55 s 1 -170041.04 5 +214736.30 4840.0 – C57
2021-12-13 22:23:55 S 09 29 05.539 +19 39 54.14 – V C57
2021-12-13 22:23:55 s 1 -170853.83 4 +210938.36 2820.0 – C57
2021-12-13 22:33:55 S 09 29 04.944 +19 39 50.94 – V C57
2021-12-13 22:33:55 s 1 -170985.50 3 +210300.65 3880.0 – C57
2021-12-13 22:53:55 S 09 29 03.826 +19 39 35.42 – V C57
2021-12-13 22:53:55 s 1 -171245.53 7 +209021.18 1290.0 – C57
2021-12-13 23:03:55 S 09 29 03.377 +19 39 28.22 – V C57
2021-12-13 23:03:55 s 1 -171373.89 3 +208379.41 7590.0 – C57
2021-12-13 23:13:55 S 09 29 02.261 +19 39 20.41 – V C57
2021-12-13 23:13:55 s 1 -171501.13 3 +207736.29 8920.0 – C57
2021-12-13 23:23:55 S 09 29 02.040 +19 39 13.21 – V C57
2021-12-13 23:23:55 s 1 -171627.25 3 +207091.80 5260.0 – C57
2021-12-13 23:33:55 S 09 29 01.301 +19 39 06.41 – V C57
2021-12-13 23:33:55 s 1 -171752.24 6 +206445.96 6590.0 – C57
2021-12-13 23:43:55 S 09 29 00.439 +19 38 58.99 – V C57
2021-12-13 23:43:55 s 1 -171876.10 7 +205798.76 2880.0 – C57
2021-12-14 00:03:55 S 09 28 59.165 +19 38 39.34 – V C57
2021-12-14 00:03:55 s 1 -172120.41 2 +204500.27 260.0 – C57
2021-12-14 00:23:55 S 09 28 57.982 +19 38 29.18 – V C57
2021-12-14 00:23:55 s 1 -172360.12 1 +203196.31 7200.0 – C57
2021-12-14 01:03:55 S 09 28 55.675 +19 37 57.79 – V C57
2021-12-14 01:03:55 s 1 -172825.56 9 +200571.98 8990.0 – C57
2021-12-14 01:23:55 S 09 28 54.456 +19 37 37.96 – V C57
2021-12-14 01:23:55 s 1 -173051.21 4 +199251.57 3450.0 – C57
2021-12-14 01:53:55 S 09 28 52.306 +19 37 18.16 – V C57
2021-12-14 01:53:55 s 1 -173380.69 9 +197260.63 5280.0 – C57
2021-12-14 02:03:55 S 09 28 51.626 +19 37 06.96 – V C57
2021-12-14 02:03:55 s 1 -173488.10 7 +196594.22 8490.0 – C57
2021-12-14 02:13:55 S 09 28 51.326 +19 37 05.63 – V C57
2021-12-14 02:13:55 s 1 -173594.29 5 +195926.43 6290.0 – C57
2021-12-14 02:33:55 S 09 28 50.270 +19 36 47.70 – V C57
2021-12-14 02:33:55 s 1 -173802.98 6 +194586.69 5550.0 – C57
2021-12-14 02:43:55 S 09 28 49.356 +19 36 40.57 – V C57
2021-12-14 02:43:55 s 1 -173905.47 6 +193914.74 6970.0 – C57
2021-12-14 03:03:55 S 09 28 48.252 +19 36 24.08 – V C57
2021-12-14 03:03:55 s 1 -174106.71 5 +192566.68 3220.0 – C57
2021-12-14 04:33:55 S 09 28 42.523 +19 35 15.68 – V C57
2021-12-14 04:33:55 s 1 -174949.26 1 +186431.33 2550.0 – C57
2021-12-14 04:43:55 S 09 28 41.729 +19 35 06.32 – V C57
2021-12-14 04:43:55 s 1 -175036.37 9 +185742.62 5970.0 – C57
2021-12-14 04:53:55 S 09 28 41.369 +19 35 05.64 – V C57
2021-12-14 04:53:55 s 1 -175122.17 1 +185052.51 3540.0 – C57
2021-12-14 05:03:55 S 09 28 40.762 +19 34 54.66 – V C57
2021-12-14 05:03:55 s 1 -175206.63 2 +184360.98 5240.0 – C57
2021-12-14 05:13:55 S 09 28 40.106 +19 34 47.17 – V C57
2021-12-14 05:13:55 s 1 -175289.75 5 +183668.05 1030.0 – C57
2021-12-14 05:23:55 S 09 28 39.410 +19 34 36.08 – V C57