IAA RAS IAA Minor Planet Database

168318 (1989 DA)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5419202550 ± 6.75e-09
Semi-major axis (a)2.1622000196 AU ± 7.78e-10
Inclination (i)6.49287700° ± 1.73e-06
Long. of Asc. Node (Ω)349.04878527° ± 1.38e-05
Arg. of Perihelion (ω)139.84842607° ± 1.50e-05
Mean Anomaly (M)206.95638022° ± 1.28e-06
Mean Motion (n)0.3100048410°/day ± 1.67e-10
Perihelion dist (q)0.99046003 AU ± 1.46e-08
Aphelion dist (Q)3.33394001 AU ± 1.46e-08
Orbital Period3.17938997 yr ± 1.72e-09
Physical Parameters
H (abs. magnitude)19.03
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.498″
Uncertainty0
Orbit TypeApollo
MOID0.044903 AU
Observations Used944
Oppositions24
Arc Total1989-2024
First Observation Used1989-02-27
Last Observation Used2024-06-07
Observations (1516)
Date Type RA Dec Mag Band Observatory
2023-12-18 03:05:06 s 1 -21806.201 0 +228176.79 0.245 – C57
2023-12-18 03:25:06 S 07 36 42.314 +73 16 53.00 – V C57
2023-12-18 03:25:06 s 1 -22723.067 0 +227141.99 0.043 – C57
2023-12-18 03:45:06 S 07 36 56.808 +73 17 26.95 – V C57
2023-12-18 03:45:06 s 1 -23639.125 0 +226098.89 0.112 – C57
2023-12-18 04:05:06 S 07 37 10.886 +73 17 58.38 – V C57
2023-12-18 04:05:06 s 1 -24554.337 0 +225047.47 0.416 – C57
2023-12-18 04:25:06 S 07 37 25.721 +73 18 31.54 – V C57
2023-12-18 04:25:06 s 1 -25468.655 0 +223987.66 0.877 – C57
2023-12-18 04:45:06 S 07 37 39.269 +73 19 04.30 – V C57
2023-12-18 04:45:06 s 1 -26382.042 0 +222919.45 0.46 – C57
2023-12-18 05:05:06 S 07 37 53.266 +73 19 35.58 – V C57
2023-12-18 05:05:06 s 1 -27294.458 0 +221842.86 0.13 – C57
2023-12-18 05:25:06 S 07 38 07.668 +73 20 07.44 – V C57
2023-12-18 05:25:06 s 1 -28205.854 0 +220757.79 0.804 – C57
2023-12-18 05:45:06 S 07 38 23.138 +73 20 41.86 – V C57
2023-12-18 05:45:06 s 1 -29116.190 0 +219664.25 0.447 – C57
2023-12-18 07:05:06 S 07 39 17.950 +73 22 46.02 – V C57
2023-12-18 07:05:06 s 1 -32746.043 0 +215204.92 0.68 – C57
2023-12-18 07:25:06 S 07 39 32.153 +73 23 18.42 – V C57
2023-12-18 07:25:06 s 1 -33650.401 0 +214068.63 0.367 – C57
2023-12-18 07:45:06 S 07 39 46.766 +73 23 47.98 – V C57
2023-12-18 07:45:06 s 1 -34553.423 0 +212923.71 0.7 – C57
2023-12-18 08:05:06 S 07 40 00.655 +73 24 19.69 – V C57
2023-12-18 08:05:06 s 1 -35455.067 0 +211770.17 0.639 – C57
2023-12-18 08:25:06 S 07 40 14.772 +73 24 50.87 – V C57
2023-12-18 08:25:06 s 1 -36355.273 0 +210607.92 0.093 – C57
2023-12-18 08:45:06 S 07 40 29.220 +73 25 22.48 – V C57
2023-12-18 08:45:06 s 1 -37253.996 0 +209436.96 0.022 – C57
2023-12-18 09:05:06 S 07 40 43.169 +73 25 52.86 – V C57
2023-12-18 09:05:06 s 1 -38151.193 0 +208257.31 0.385 – C57
2023-12-18 09:25:06 S 07 40 56.916 +73 26 23.46 – V C57
2023-12-18 09:25:06 s 1 -39046.800 0 +207068.87 0.089 – C57
2023-12-18 09:45:06 S 07 41 11.614 +73 26 53.74 – V C57
2023-12-18 09:45:06 s 1 -39940.771 0 +205871.65 0.091 – C57
2023-12-18 10:05:06 S 07 41 26.417 +73 27 23.94 – V C57
2023-12-18 10:05:06 s 1 -40833.060 0 +204665.65 0.35 – C57
2023-12-18 10:25:06 S 07 41 40.097 +73 27 52.70 – V C57
2023-12-18 10:25:06 s 1 -41723.600 0 +203450.80 0.767 – C57
2023-12-18 10:45:06 S 07 41 55.094 +73 28 24.17 – V C57
2023-12-18 10:45:06 s 1 -42612.343 0 +202227.09 0.301 – C57
2023-12-18 11:05:06 S 07 42 10.082 +73 28 55.70 – V C57
2023-12-18 11:05:06 s 1 -43499.242 0 +200994.53 0.907 – C57
2023-12-18 11:25:06 S 07 42 23.402 +73 29 22.96 – V C57
2023-12-18 11:25:06 s 1 -44384.225 0 +199753.04 0.485 – C57
2023-12-18 11:45:06 S 07 42 37.966 +73 29 52.73 – V C57
2023-12-18 11:45:06 s 1 -45267.244 0 +198502.63 0.989 – C57
2023-12-18 12:05:06 S 07 42 52.289 +73 30 23.62 – V C57
2023-12-18 12:05:06 s 1 -46148.249 0 +197243.29 0.375 – C57
2023-12-18 12:25:06 S 07 43 06.878 +73 30 54.36 – V C57