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
2023-12-15 04:25:07 s 1 +154246.93 0 +297015.16 5100.0 – C57
2023-12-15 04:45:07 S 06 53 24.672 +70 50 28.54 – V C57
2023-12-15 04:45:07 s 1 +153599.93 2 +297256.83 3040.0 – C57
2023-12-15 05:05:07 S 06 53 36.043 +70 51 18.04 – V C57
2023-12-15 05:05:07 s 1 +152950.62 9 +297494.14 3810.0 – C57
2023-12-15 05:25:07 S 06 53 46.418 +70 52 07.10 – V C57
2023-12-15 05:25:07 s 1 +152299.01 1 +297727.04 7460.0 – C57
2023-12-15 05:45:07 S 06 53 57.067 +70 52 53.04 – V C57
2023-12-15 05:45:07 s 1 +151645.09 3 +297955.53 4090.0 – C57
2023-12-15 06:05:07 S 06 54 07.476 +70 53 41.21 – V C57
2023-12-15 06:05:07 s 1 +150988.89 0 +298179.63 3850.0 – C57
2023-12-15 06:25:07 S 06 54 18.370 +70 54 30.71 – V C57
2023-12-15 06:25:07 s 1 +150330.38 8 +298399.29 6770.0 – C57
2023-12-15 06:45:06 S 06 54 28.174 +70 55 15.38 – V C57
2023-12-15 06:45:06 s 1 +149669.60 5 +298614.52 2970.0 – C57
2023-12-15 07:05:07 S 06 54 39.430 +70 56 06.72 – V C57
2023-12-15 07:05:07 s 1 +149006.55 4 +298825.31 2590.0 – C57
2023-12-15 07:25:07 S 06 54 49.987 +70 56 51.86 – V C57
2023-12-15 07:25:07 s 1 +148341.22 3 +299031.63 5670.0 – C57
2023-12-15 07:45:07 S 06 55 00.607 +70 57 39.31 – V C57
2023-12-15 07:45:07 s 1 +147673.62 8 +299233.48 2340.0 – C57
2023-12-15 08:05:07 S 06 55 11.254 +70 58 27.91 – V C57
2023-12-15 08:05:07 s 1 +147003.78 3 +299430.87 2710.0 – C57
2023-12-15 08:25:07 S 06 55 21.922 +70 59 16.84 – V C57
2023-12-15 08:25:07 s 1 +146331.67 7 +299623.75 6840.0 – C57
2023-12-15 08:45:07 S 06 55 33.115 +71 00 04.46 – V C57
2023-12-15 08:45:07 s 1 +145657.32 5 +299812.13 4850.0 – C57
2023-12-15 09:05:07 S 06 55 43.418 +71 00 51.37 – V C57
2023-12-15 09:05:07 s 1 +144980.74 1 +299996.02 6870.0 – C57
2023-12-15 09:25:06 S 06 55 54.307 +71 01 40.15 – V C57
2023-12-15 09:25:06 s 1 +144301.91 4 +300175.36 2960.0 – C57
2023-12-15 09:45:06 S 06 56 05.909 +71 02 27.92 – V C57
2023-12-15 09:45:06 s 1 +143620.85 9 +300350.17 3230.0 – C57
2023-12-15 10:05:07 S 06 56 16.596 +71 03 15.16 – V C57
2023-12-15 10:05:07 s 1 +142937.59 1 +300520.45 7810.0 – C57
2023-12-15 10:25:07 S 06 56 26.986 +71 04 01.85 – V C57
2023-12-15 10:25:07 s 1 +142252.09 9 +300686.15 6750.0 – C57
2023-12-15 10:39:18 C 06 50 53.604 +70 30 23.33 – V T08
2023-12-15 10:41:58 C 06 50 54.967 +70 30 29.77 – V T08
2023-12-15 10:45:07 S 06 56 37.555 +71 04 48.22 – V C57
2023-12-15 10:45:07 s 1 +141564.39 8 +300847.29 190.0 – C57
2023-12-15 10:45:58 C 06 50 57.077 +70 30 39.28 – V T08
2023-12-15 10:54:52 C 06 51 01.685 +70 31 00.88 – V T08
2023-12-15 11:05:07 S 06 56 48.509 +71 05 37.10 – V C57
2023-12-15 11:05:07 s 1 +140874.50 1 +301003.85 8250.0 – C57
2023-12-15 11:25:07 S 06 56 59.258 +71 06 24.12 – V C57
2023-12-15 11:25:07 s 1 +140182.39 9 +301155.81 990.0 – C57
2023-12-15 11:45:07 S 06 57 10.010 +71 07 10.34 – V C57
2023-12-15 11:45:07 s 1 +139488.10 7 +301303.17 8520.0 – C57
2023-12-15 12:05:07 S 06 57 20.815 +71 07 55.67 – V C57