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
2021-12-10 09:13:56 s 1 -28079.666 0 +385849.64 370.0 – C57
2021-12-10 09:23:55 S 09 33 52.555 +20 43 53.62 – V C57
2021-12-10 09:23:55 s 1 -28427.126 0 +385767.52 8730.0 – C57
2021-12-10 09:43:55 S 09 33 51.506 +20 43 39.94 – V C57
2021-12-10 09:43:55 s 1 -29121.851 0 +385600.44 4010.0 – C57
2021-12-10 09:53:56 S 09 33 51.060 +20 43 25.75 – V C57
2021-12-10 09:53:56 s 1 -29469.114 0 +385515.49 920.0 – C57
2021-12-10 10:13:55 S 09 33 50.134 +20 43 13.55 – V C57
2021-12-10 10:13:55 s 1 -30163.435 0 +385342.75 3270.0 – C57
2021-12-10 10:23:55 S 09 33 49.488 +20 43 06.35 – V C57
2021-12-10 10:23:55 s 1 -30510.491 0 +385254.96 8700.0 – C57
2021-12-10 10:43:56 S 09 33 48.581 +20 42 50.83 – V C57
2021-12-10 10:43:56 s 1 -31204.392 0 +385076.55 8060.0 – C57
2021-12-10 10:53:55 S 09 33 47.918 +20 42 48.20 – V C57
2021-12-10 10:53:55 s 1 -31551.235 0 +384985.93 1980.0 – C57
2021-12-10 11:13:55 S 09 33 46.894 +20 42 32.76 – V C57
2021-12-10 11:13:55 s 1 -32244.699 0 +384801.86 8280.0 – C57
2021-12-10 11:23:56 S 09 33 46.349 +20 42 23.94 – V C57
2021-12-10 11:23:56 s 1 -32591.320 0 +384708.40 650.0 – C57
2021-12-10 11:33:55 S 09 33 45.996 +20 42 17.32 – V C57
2021-12-10 11:33:55 s 1 -32937.864 0 +384614.00 2500.0 – C57
2021-12-10 11:53:55 S 09 33 44.906 +20 42 03.02 – V C57
2021-12-10 11:53:55 s 1 -33630.722 0 +384422.36 4610.0 – C57
2021-12-10 15:03:55 S 09 33 34.908 +20 39 37.12 – V C57
2021-12-10 15:03:55 s 1 -40196.181 0 +382412.78 3580.0 – C57
2021-12-10 15:43:55 S 09 33 33.307 +20 39 06.73 – V C57
2021-12-10 15:43:55 s 1 -41574.185 0 +381946.04 7310.0 – C57
2021-12-10 15:53:55 S 09 33 32.443 +20 39 01.73 – V C57
2021-12-10 15:53:55 s 1 -41918.439 0 +381826.98 4200.0 – C57
2021-12-10 17:33:55 S 09 33 27.672 +20 37 53.18 – V C57
2021-12-10 17:33:55 s 1 -45355.303 0 +380583.99 7800.0 – C57
2021-12-10 19:23:55 S 09 33 21.857 +20 36 23.26 – V C57
2021-12-10 19:23:55 s 1 -49123.133 0 +379106.49 7410.0 – C57
2021-12-10 19:53:55 S 09 33 20.179 +20 36 00.94 – V C57
2021-12-10 19:53:55 s 1 -50148.251 0 +378683.45 1650.0 – C57
2021-12-10 20:53:55 S 09 33 17.323 +20 35 21.88 – V C57
2021-12-10 20:53:55 s 1 -52195.136 0 +377811.49 440.0 – C57
2021-12-10 21:33:55 S 09 33 15.406 +20 34 52.28 – V C57
2021-12-10 21:33:55 s 1 -53557.161 0 +377211.00 8010.0 – C57
2021-12-10 21:53:55 S 09 33 14.290 +20 34 40.26 – V C57
2021-12-10 21:53:55 s 1 -54237.380 0 +376904.98 2220.0 – C57
2021-12-10 22:03:55 S 09 33 13.690 +20 34 23.45 – V C57
2021-12-10 22:03:55 s 1 -54577.288 0 +376750.53 3160.0 – C57
2021-12-10 22:23:55 S 09 33 12.511 +20 34 07.21 – V C57
2021-12-10 22:23:55 s 1 -55256.696 0 +376438.74 2700.0 – C57
2021-12-10 22:53:55 S 09 33 11.069 +20 33 50.11 – V C57
2021-12-10 22:53:55 s 1 -56274.772 0 +375963.84 6090.0 – C57
2021-12-10 23:13:55 S 09 33 09.701 +20 33 33.55 – V C57
2021-12-10 23:13:55 s 1 -56952.787 0 +375642.42 7690.0 – C57
2021-12-10 23:23:55 S 09 33 09.050 +20 33 26.46 – V C57