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
2024-01-08 15:59:26 C 14 04 55.318 +48 13 50.23 V T08
2024-01-10 23:01:45 C 14 15 57.97 +42 52 31.7 X L18
2024-01-10 23:03:16 C 14 15 58.24 +42 52 22.4 X L18
2024-01-10 23:04:47 C 14 15 58.44 +42 52 14.4 X L18
2024-01-14 12:30:01 C 14 28 57.936 +34 47 04.74 V 703
2024-01-14 12:33:03 C 14 28 58.253 +34 46 47.93 V 703
2024-01-14 12:36:06 C 14 28 58.609 +34 46 31.30 V 703
2024-01-14 12:39:09 C 14 28 58.926 +34 46 14.48 V 703
2024-01-14 14:30:01 C 14 29 14.938 +34 36 09.11 V T08
2024-01-14 14:34:01 C 14 29 15.377 +34 35 47.44 V T08
2024-01-14 14:42:00 C 14 29 16.258 +34 35 04.24 V T08
2024-01-14 14:59:22 C 14 29 18.163 +34 33 29.59 V T08
2024-01-15 14:12:32 C 14 32 12.017 +32 25 59.48 V T08
2024-01-15 14:16:32 C 14 32 12.427 +32 25 38.10 V T08
2024-01-15 14:23:58 C 14 32 13.193 +32 24 58.46 V T08
2024-01-15 14:47:28 C 14 32 15.578 +32 22 53.36 V T08
2024-01-16 02:16:12 B 14 33 36.61 +31 20 12.1 X K19
2024-01-16 02:21:28 B 14 33 37.17 +31 19 43.9 X K19
2024-01-16 02:26:47 B 14 33 37.71 +31 19 16.1 X K19
2024-01-18 12:50:28 C 14 39 47.138 +26 14 23.68 V T08
2024-01-18 12:55:08 C 14 39 47.558 +26 14 00.92 V T08
2024-01-18 13:02:39 C 14 39 48.185 +26 13 23.59 V T08
2024-01-18 13:16:57 C 14 39 49.438 +26 12 12.53 V T08
2024-01-19 03:15:46 C 14 41 06.91 +25 01 24.9 q M64
2024-01-19 04:14:53 S 14 41 08.34 +24 57 13.2 L C51
2024-01-19 04:53:21 C 14 41 14.89 +24 53 23.5 q M64
2024-01-19 05:48:35 S 14 41 16.94 +24 49 30.9 L C51
2024-01-19 06:13:45 C 14 41 21.23 +24 46 45.6 q M64
2024-01-19 08:54:21 S 14 41 33.92 +24 34 08.4 L C51
2024-01-19 10:27:08 S 14 41 42.33 +24 26 28.3 L C51
2024-01-19 10:27:19 S 14 41 42.36 +24 26 28.5 L C51
2024-01-19 11:58:25 C 14 41 54.380 +24 18 35.06 V 703
2024-01-19 11:59:21 S 14 41 50.68 +24 18 49.8 L C51
2024-01-19 12:01:44 C 14 41 54.618 +24 18 18.76 V 703
2024-01-19 12:05:03 C 14 41 54.874 +24 18 02.74 V 703
2024-01-19 12:08:21 C 14 41 55.165 +24 17 46.79 V 703
2024-01-19 14:14:06 C 14 42 07.562 +24 07 37.70 V T08
2024-01-19 14:42:03 C 14 42 09.634 +24 05 22.09 V T08
2024-01-19 14:46:55 C 14 42 09.986 +24 04 58.58 V T08
2024-01-19 14:55:45 C 14 42 10.627 +24 04 15.82 V T08
2024-01-19 15:05:50 S 14 42 07.44 +24 03 34.1 L C51
2024-01-19 15:06:02 S 14 42 07.45 +24 03 34.2 L C51
2024-01-19 16:38:04 S 14 42 15.67 +23 55 57.5 L C51
2024-01-19 19:43:50 S 14 42 32.14 +23 40 47.0 L C51
2024-01-19 19:44:00 S 14 42 32.18 +23 40 46.9 L C51
2024-01-19 21:16:48 S 14 42 40.32 +23 33 13.3 L C51
2024-01-20 00:22:33 S 14 42 56.62 +23 18 07.5 L C51
2024-01-20 01:55:31 S 14 43 04.70 +23 10 36.2 L C51
2024-01-20 02:39:37 C 14 43 12.72 +23 06 16.1 q M64
2024-01-20 03:28:23 C 14 43 16.58 +23 02 22.6 q M64