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
2021-12-26 20:43:55 S 09 07 11.280 +15 49 29.42 – V C57
2021-12-26 20:43:55 s 1 -153741.02 1 +272205.34 6240.0 – C57
2021-12-26 20:47:22 C 09 07 01.05 +15 49 08.7 – V D29
2021-12-26 20:53:55 S 09 07 10.591 +15 49 19.74 – V C57
2021-12-26 20:53:55 s 1 -153969.14 5 +271708.99 7810.0 – C57
2021-12-26 21:03:55 S 09 07 09.581 +15 49 14.41 – V C57
2021-12-26 21:03:55 s 1 -154196.59 5 +271211.45 6160.0 – C57
2021-12-26 21:23:55 S 09 07 07.474 +15 48 58.64 – V C57
2021-12-26 21:23:55 s 1 -154649.46 4 +270212.84 3190.0 – C57
2021-12-26 21:33:55 S 09 07 06.770 +15 48 54.22 – V C57
2021-12-26 21:33:55 s 1 -154874.87 8 +269711.76 1840.0 – C57
2021-12-26 21:43:55 S 09 07 05.630 +15 48 39.49 – V C57
2021-12-26 21:43:55 s 1 -155099.60 6 +269209.50 7220.0 – C57
2021-12-26 21:53:55 S 09 07 04.846 +15 48 37.58 – V C57
2021-12-26 21:53:55 s 1 -155323.64 7 +268706.05 9330.0 – C57
2021-12-26 22:03:55 S 09 07 04.018 +15 48 29.84 – V C57
2021-12-26 22:03:55 s 1 -155546.99 7 +268201.42 8150.0 – C57
2021-12-26 22:13:55 S 09 07 03.014 +15 48 19.37 – V C57
2021-12-26 22:13:55 s 1 -155769.65 3 +267695.60 3680.0 – C57
2021-12-26 22:23:55 S 09 07 01.927 +15 48 16.92 – V C57
2021-12-26 22:23:55 s 1 -155991.61 4 +267188.59 5880.0 – C57
2021-12-26 22:33:55 S 09 07 01.270 +15 48 04.61 – V C57
2021-12-26 22:33:55 s 1 -156212.87 4 +266680.39 4770.0 – C57
2021-12-26 22:43:55 S 09 07 00.463 +15 48 00.65 – V C57
2021-12-26 22:43:55 s 1 -156433.43 3 +266171.01 310.0 – C57
2021-12-26 22:53:55 S 09 06 59.839 +15 47 48.23 – V C57
2021-12-26 22:53:55 s 1 -156653.28 6 +265660.43 2490.0 – C57
2021-12-26 23:03:55 S 09 06 58.606 +15 47 38.90 – V C57
2021-12-26 23:03:55 s 1 -156872.43 1 +265148.66 1320.0 – C57
2021-12-26 23:13:55 S 09 06 57.708 +15 47 35.74 – V C57
2021-12-26 23:13:55 s 1 -157090.86 5 +264635.69 6760.0 – C57
2021-12-26 23:23:55 S 09 06 56.988 +15 47 27.60 – V C57
2021-12-26 23:23:55 s 1 -157308.58 5 +264121.54 8810.0 – C57
2021-12-26 23:33:55 S 09 06 56.014 +15 47 20.98 – V C57
2021-12-26 23:33:55 s 1 -157525.58 7 +263606.18 7450.0 – C57
2021-12-26 23:43:55 S 09 06 54.996 +15 47 08.05 – V C57
2021-12-26 23:43:55 s 1 -157741.86 9 +263089.63 2680.0 – C57
2021-12-26 23:53:55 S 09 06 54.070 +15 47 05.64 – V C57
2021-12-26 23:53:55 s 1 -157957.42 8 +262571.89 4470.0 – C57
2021-12-27 00:03:55 S 09 06 53.311 +15 46 52.86 – V C57
2021-12-27 00:03:55 s 1 -158172.26 0 +262052.94 2810.0 – C57
2021-12-27 00:13:55 S 09 06 52.106 +15 46 49.04 – V C57
2021-12-27 00:13:55 s 1 -158386.36 3 +261532.79 7690.0 – C57
2021-12-27 00:33:55 S 09 06 50.395 +15 46 35.11 – V C57
2021-12-27 00:33:55 s 1 -158812.36 7 +260488.90 7020.0 – C57
2021-12-27 00:43:55 S 09 06 49.634 +15 46 22.12 – V C57
2021-12-27 00:43:55 s 1 -159024.26 3 +259965.15 1440.0 – C57
2021-12-27 00:53:55 S 09 06 48.811 +15 46 20.78 – V C57
2021-12-27 00:53:55 s 1 -159235.41 6 +259440.19 2340.0 – C57
2021-12-27 01:03:55 S 09 06 47.974 +15 46 12.50 – V C57