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
2024-03-15 00:37:53 C 14 57 19.202 -25 01 19.56 V M22
2024-03-16 05:11:34 C 14 55 37.418 -25 20 55.50 V W68
2024-03-16 06:02:14 C 14 55 33.986 -25 21 30.60 V W68
2024-03-16 06:06:50 C 14 55 33.677 -25 21 33.80 V W68
2024-03-16 06:14:11 C 14 55 33.166 -25 21 38.95 V W68
2024-03-17 06:09:22 C 14 54 03.533 -25 37 06.82 V W68
2024-03-17 06:12:37 C 14 54 03.329 -25 37 09.19 V W68
2024-03-17 06:17:56 C 14 54 02.942 -25 37 12.90 V W68
2024-03-17 06:49:45 C 14 54 00.696 -25 37 32.66 V W68
2024-03-18 00:02:01 C 14 52 54.458 -25 48 06.59 V M22
2024-03-18 00:29:58 C 14 52 52.440 -25 48 24.91 V M22
2024-03-18 00:32:35 C 14 52 52.152 -25 48 26.03 V M22
2024-03-18 00:39:58 C 14 52 51.626 -25 48 29.16 V M22
2024-03-19 00:07:53 C 14 51 18.473 -26 02 13.24 V M22
2024-03-19 00:11:26 C 14 51 18.199 -26 02 15.29 V M22
2024-03-19 00:57:38 C 14 51 14.702 -26 02 42.29 V M22
2024-03-19 01:01:33 C 14 51 14.388 -26 02 44.16 V M22
2024-03-20 07:52:22 C 14 49 06.706 -26 19 32.16 V W68
2024-03-20 07:57:36 C 14 49 06.286 -26 19 35.22 V W68
2024-03-20 08:07:49 C 14 49 05.482 -26 19 40.66 V W68
2024-03-20 08:39:23 C 14 49 03.005 -26 19 56.71 V W68
2024-03-21 06:18:38 C 14 47 31.882 -26 30 51.80 V W68
2024-03-21 06:21:14 C 14 47 31.658 -26 30 53.39 V W68
2024-03-21 06:25:22 C 14 47 31.361 -26 30 55.48 V W68
2024-03-21 07:16:39 C 14 47 27.209 -26 31 20.96 V W68
2024-03-24 06:07:51 C 14 42 11.062 -27 02 16.33 V W68
2024-03-24 06:10:28 C 14 42 10.872 -27 02 17.52 V W68
2024-03-24 06:15:42 C 14 42 10.423 -27 02 19.68 V W68
2024-03-24 06:25:51 C 14 42 09.583 -27 02 23.60 V W68
2024-04-01 06:53:08 C 14 26 30.456 -27 50 43.22 V W68
2024-04-01 06:57:43 C 14 26 30.050 -27 50 43.84 V W68
2024-04-01 07:09:49 C 14 26 28.961 -27 50 45.46 V W68
2024-04-01 07:24:31 C 14 26 27.619 -27 50 46.86 V W68
2024-04-01 11:29:32 C 14 26 07.704 -27 51 36.23 X F51
2024-04-01 11:43:33 C 14 26 06.412 -27 51 37.95 X F51
2024-04-01 11:57:33 C 14 26 05.126 -27 51 39.56 X F51
2024-04-02 00:43:31 C 14 25 00.329 -27 52 39.68 V M22
2024-04-02 01:02:35 C 14 24 58.577 -27 52 41.41 V M22
2024-04-02 01:20:40 C 14 24 56.921 -27 52 42.92 V M22
2024-04-18 05:45:29 C 13 54 18.818 -27 10 27.95 V W68
2024-04-18 05:50:44 C 13 54 18.439 -27 10 26.15 V W68
2024-04-18 06:24:23 C 13 54 15.991 -27 10 17.26 V W68
2024-04-18 07:05:18 C 13 54 13.013 -27 10 05.66 V W68
2024-04-29 06:01:56 C 13 39 39.460 -25 48 40.28 V G96
2024-04-29 06:09:59 C 13 39 39.078 -25 48 37.51 V G96
2024-04-29 06:18:01 C 13 39 38.696 -25 48 34.78 V G96
2024-04-29 06:26:04 C 13 39 38.315 -25 48 32.18 V G96
2024-05-03 03:59:31 C 13 36 01.651 -25 16 48.29 V W68
2024-05-03 04:04:04 C 13 36 01.397 -25 16 45.91 V W68
2024-05-03 04:12:48 C 13 36 01.111 -25 16 42.64 V W68