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 05:45:06 s 1 +37067.769 0 +278310.01 5010.0 – C57
2023-12-17 06:05:06 S 07 22 21.732 +72 38 47.58 – V C57
2023-12-17 06:05:06 s 1 +36162.553 0 +277753.51 1770.0 – C57
2023-12-17 06:25:06 S 07 22 33.850 +72 39 22.90 – V C57
2023-12-17 06:25:06 s 1 +35256.426 0 +277190.27 3590.0 – C57
2023-12-17 06:45:06 S 07 22 47.014 +72 40 01.67 – V C57
2023-12-17 06:45:06 s 1 +34349.409 0 +276620.30 270.0 – C57
2023-12-17 07:05:06 S 07 23 00.062 +72 40 40.08 – V C57
2023-12-17 07:05:06 s 1 +33441.525 0 +276043.61 1640.0 – C57
2023-12-17 07:25:06 S 07 23 12.677 +72 41 19.21 – V C57
2023-12-17 07:25:06 s 1 +32532.783 0 +275460.11 7300.0 – C57
2023-12-17 07:45:06 S 07 23 26.311 +72 41 56.04 – V C57
2023-12-17 07:45:06 s 1 +31623.205 0 +274869.82 7060.0 – C57
2023-12-17 08:05:06 S 07 23 39.334 +72 42 36.47 – V C57
2023-12-17 08:05:06 s 1 +30712.813 0 +274272.73 740.0 – C57
2023-12-17 08:25:06 S 07 23 52.063 +72 43 12.29 – V C57
2023-12-17 08:25:06 s 1 +29801.618 0 +273668.78 7930.0 – C57
2023-12-17 08:45:06 S 07 24 05.196 +72 43 51.10 – V C57
2023-12-17 08:45:06 s 1 +28889.644 0 +273057.95 8440.0 – C57
2023-12-17 09:05:06 S 07 24 17.832 +72 44 27.49 – V C57
2023-12-17 09:05:06 s 1 +27976.911 0 +272440.27 2070.0 – C57
2023-12-17 09:25:06 S 07 24 31.358 +72 45 07.70 – V C57
2023-12-17 09:25:06 s 1 +27063.433 0 +271815.64 8410.0 – C57
2023-12-17 09:45:06 S 07 24 44.150 +72 45 44.96 – V C57
2023-12-17 09:45:06 s 1 +26149.233 0 +271184.08 7260.0 – C57
2023-12-17 10:05:06 S 07 24 57.746 +72 46 22.19 – V C57
2023-12-17 10:05:06 s 1 +25234.332 0 +270545.58 8410.0 – C57
2023-12-17 10:25:06 S 07 25 10.298 +72 46 59.52 – V C57
2023-12-17 10:25:06 s 1 +24318.746 0 +269900.07 1450.0 – C57
2023-12-17 10:45:06 S 07 25 23.287 +72 47 34.76 – V C57
2023-12-17 10:45:06 s 1 +23402.497 0 +269247.56 6170.0 – C57
2023-12-17 11:05:06 S 07 25 37.032 +72 48 14.58 – V C57
2023-12-17 11:05:06 s 1 +22485.607 0 +268588.05 2360.0 – C57
2023-12-17 11:25:06 S 07 25 49.685 +72 48 46.48 – V C57
2023-12-17 11:25:06 s 1 +21568.094 0 +267921.45 9570.0 – C57
2023-12-17 11:45:06 S 07 26 02.297 +72 49 31.12 – V C57
2023-12-17 11:45:06 s 1 +20649.980 0 +267247.78 7610.0 – C57
2023-12-17 12:05:06 S 07 26 16.848 +72 50 07.66 – V C57
2023-12-17 12:05:06 s 1 +19731.288 0 +266567.03 6240.0 – C57
2023-12-17 12:25:06 S 07 26 29.755 +72 50 42.90 – V C57
2023-12-17 12:25:06 s 1 +18812.036 0 +265879.13 5030.0 – C57
2023-12-17 12:45:06 S 07 26 43.190 +72 51 19.84 – V C57
2023-12-17 12:45:06 s 1 +17892.247 0 +265184.08 3760.0 – C57
2023-12-17 13:05:06 S 07 26 56.611 +72 51 57.82 – V C57
2023-12-17 13:05:06 s 1 +16971.945 0 +264481.88 2200.0 – C57
2023-12-17 13:25:06 S 07 27 09.787 +72 52 34.54 – V C57
2023-12-17 13:25:06 s 1 +16051.150 0 +263772.45 9890.0 – C57
2023-12-17 13:45:06 S 07 27 23.527 +72 53 11.76 – V C57
2023-12-17 13:45:06 s 1 +15129.885 0 +263055.81 6610.0 – C57
2023-12-17 14:05:06 S 07 27 36.072 +72 53 47.54 – V C57