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
2021-12-27 21:33:55 s 1 -178442.54 1 +184629.31 4490.0 – C57
2021-12-27 21:43:55 S 09 04 54.727 +15 30 26.86 – V C57
2021-12-27 21:43:55 s 1 -178529.31 4 +183944.49 5880.0 – C57
2021-12-27 21:53:55 S 09 04 54.094 +15 30 18.79 – V C57
2021-12-27 21:53:55 s 1 -178614.76 7 +183258.31 1200.0 – C57
2021-12-27 22:23:55 S 09 04 50.791 +15 29 56.47 – V C57
2021-12-27 22:23:55 s 1 -178863.14 8 +181191.64 500.0 – C57
2021-12-27 22:53:55 S 09 04 48.473 +15 29 35.63 – V C57
2021-12-27 22:53:55 s 1 -179099.42 0 +179112.75 4170.0 – C57
2021-12-27 23:03:55 S 09 04 47.378 +15 29 32.06 – V C57
2021-12-27 23:03:55 s 1 -179175.45 4 +178417.06 6220.0 – C57
2021-12-27 23:13:55 S 09 04 46.358 +15 29 21.12 – V C57
2021-12-27 23:13:55 s 1 -179250.11 5 +177720.01 1980.0 – C57
2021-12-27 23:23:55 S 09 04 45.461 +15 29 12.01 – V C57
2021-12-27 23:23:55 s 1 -179323.39 7 +177021.60 1410.0 – C57
2021-12-27 23:33:55 S 09 04 44.842 +15 29 04.85 – V C57
2021-12-27 23:33:55 s 1 -179395.29 2 +176321.83 4470.0 – C57
2021-12-27 23:43:55 S 09 04 43.822 +15 28 59.20 – V C57
2021-12-27 23:43:55 s 1 -179465.79 3 +175620.69 1140.0 – C57
2021-12-27 23:53:55 S 09 04 42.982 +15 28 51.56 – V C57
2021-12-27 23:53:55 s 1 -179534.89 3 +174918.18 1390.0 – C57
2021-12-28 00:03:55 S 09 04 41.770 +15 28 38.53 – V C57
2021-12-28 00:03:55 s 1 -179602.58 4 +174214.31 5180.0 – C57
2021-12-28 00:13:55 S 09 04 41.028 +15 28 32.74 – V C57
2021-12-28 00:13:55 s 1 -179668.86 1 +173509.07 2490.0 – C57
2021-12-28 00:23:55 S 09 04 39.967 +15 28 29.78 – V C57
2021-12-28 00:23:55 s 1 -179733.71 5 +172802.46 3280.0 – C57
2021-12-28 00:33:55 S 09 04 39.168 +15 28 20.03 – V C57
2021-12-28 00:33:55 s 1 -179797.13 8 +172094.48 7520.0 – C57
2021-12-28 00:43:55 S 09 04 38.114 +15 28 13.62 – V C57
2021-12-28 00:43:55 s 1 -179859.12 5 +171385.13 5170.0 – C57
2021-12-28 00:53:55 S 09 04 37.022 +15 28 01.09 – V C57
2021-12-28 00:53:55 s 1 -179919.66 7 +170674.40 6210.0 – C57
2021-12-28 01:03:55 S 09 04 36.324 +15 27 57.24 – V C57
2021-12-28 01:03:55 s 1 -179978.75 7 +169962.30 610.0 – C57
2021-12-28 01:13:55 S 09 04 35.251 +15 27 50.83 – V C57
2021-12-28 01:13:55 s 1 -180036.38 8 +169248.83 8320.0 – C57
2021-12-28 01:33:55 S 09 04 33.468 +15 27 33.05 – V C57
2021-12-28 01:33:55 s 1 -180147.24 0 +167817.76 3570.0 – C57
2021-12-28 01:43:55 S 09 04 32.513 +15 27 24.44 – V C57
2021-12-28 01:43:55 s 1 -180200.44 6 +167100.17 1050.0 – C57
2021-12-28 01:53:55 S 09 04 31.742 +15 27 15.62 – V C57
2021-12-28 01:53:55 s 1 -180252.16 2 +166381.19 1710.0 – C57
2021-12-28 02:03:55 S 09 04 30.958 +15 27 12.49 – V C57
2021-12-28 02:03:55 s 1 -180302.38 0 +165660.84 5520.0 – C57
2021-12-28 02:23:55 S 09 04 28.918 +15 26 51.14 – V C57
2021-12-28 02:23:55 s 1 -180398.29 1 +164215.99 2460.0 – C57
2021-12-28 02:33:55 S 09 04 27.953 +15 26 47.36 – V C57
2021-12-28 02:33:55 s 1 -180443.96 9 +163491.49 5520.0 – C57
2021-12-28 02:43:55 S 09 04 27.194 +15 26 38.47 – V C57