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
2023-12-17 14:05:06 s 1 +14208.174 0 +262331.94 2120.0 – C57
2023-12-17 14:25:06 S 07 27 49.680 +72 54 26.17 – V C57
2023-12-17 14:25:06 s 1 +13286.038 0 +261600.77 5940.0 – C57
2023-12-17 14:45:06 S 07 28 03.110 +72 55 01.92 – V C57
2023-12-17 14:45:06 s 1 +12363.502 0 +260862.31 7850.0 – C57
2023-12-17 15:05:06 S 07 28 16.783 +72 55 38.57 – V C57
2023-12-17 15:05:06 s 1 +11440.591 0 +260116.55 7620.0 – C57
2023-12-17 15:25:06 S 07 28 29.268 +72 56 12.84 – V C57
2023-12-17 15:25:06 s 1 +10517.326 0 +259363.42 4730.0 – C57
2023-12-17 15:45:06 S 07 28 43.308 +72 56 48.77 – V C57
2023-12-17 16:05:06 S 07 28 56.460 +72 57 25.42 – V C57
2023-12-17 16:25:06 S 07 29 10.462 +72 58 01.92 – V C57
2023-12-17 16:45:06 S 07 29 23.009 +72 58 38.96 – V C57
2023-12-17 17:05:06 S 07 29 36.934 +72 59 12.30 – V C57
2023-12-17 17:25:06 S 07 29 50.426 +72 59 49.92 – V C57
2023-12-17 17:45:06 S 07 30 03.684 +73 00 26.10 – V C57
2023-12-17 18:05:06 S 07 30 18.022 +73 01 00.62 – V C57
2023-12-17 18:25:06 S 07 30 31.440 +73 01 36.01 – V C57
2023-12-17 18:45:06 S 07 30 44.484 +73 02 09.78 – V C57
2023-12-17 19:05:06 S 07 30 58.030 +73 02 45.28 – V C57
2023-12-17 19:25:06 S 07 31 12.403 +73 03 23.18 – V C57
2023-12-17 19:45:06 S 07 31 25.740 +73 03 58.10 – V C57
2023-12-17 20:05:06 S 07 31 38.618 +73 04 31.22 – V C57
2023-12-17 20:25:06 S 07 31 52.889 +73 05 06.58 – V C57
2023-12-17 20:45:06 S 07 32 05.681 +73 05 37.21 – V C57
2023-12-17 21:05:06 S 07 32 20.287 +73 06 16.45 – V C57
2023-12-17 21:25:06 S 07 32 34.058 +73 06 50.33 – V C57
2023-12-17 21:45:06 S 07 32 47.155 +73 07 24.20 – V C57
2023-12-17 22:05:06 S 07 33 00.994 +73 08 00.46 – V C57
2023-12-17 22:25:06 S 07 33 15.038 +73 08 32.03 – V C57
2023-12-17 22:45:06 S 07 33 29.050 +73 09 08.68 – V C57
2023-12-17 23:45:06 S 07 34 08.436 +73 10 44.26 – V C57
2023-12-17 23:45:06 s 1 -12601.565 0 +238073.28 4250.0 – C57
2023-12-18 00:05:06 S 07 34 24.125 +73 11 23.10 – V C57
2023-12-18 00:05:06 s 1 -13524.415 0 +237120.18 9670.0 – C57
2023-12-18 00:25:06 S 07 34 37.810 +73 11 53.92 – V C57
2023-12-18 00:25:06 s 1 -14446.828 0 +236159.00 2250.0 – C57
2023-12-18 01:05:06 S 07 35 05.362 +73 13 04.22 – V C57
2023-12-18 01:05:06 s 1 -16290.215 0 +234212.42 7670.0 – C57
2023-12-18 01:25:06 S 07 35 19.250 +73 13 36.23 – V C57
2023-12-18 01:25:06 s 1 -17211.114 0 +233226.94 9490.0 – C57
2023-12-18 01:45:06 S 07 35 32.964 +73 14 08.66 – V C57
2023-12-18 01:45:06 s 1 -18131.436 0 +232233.31 6840.0 – C57
2023-12-18 02:05:06 S 07 35 47.580 +73 14 43.76 – V C57
2023-12-18 02:05:06 s 1 -19051.145 0 +231231.53 9370.0 – C57
2023-12-18 02:25:06 S 07 36 01.555 +73 15 14.47 – V C57
2023-12-18 02:25:06 s 1 -19970.200 0 +230221.51 0.638 – C57
2023-12-18 02:45:06 S 07 36 15.672 +73 15 48.49 – V C57
2023-12-18 02:45:06 s 1 -20888.564 0 +229203.27 0.751 – C57
2023-12-18 03:05:06 S 07 36 28.572 +73 16 22.58 – V C57