334673 (2003 AL18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4165956589 ± 1.64e-08
Semi-major axis (a)1.6844552910 AU ± 2.26e-09
Inclination (i)15.72321789° ± 3.53e-06
Long. of Asc. Node (Ω)312.87782945° ± 3.61e-06
Arg. of Perihelion (ω)246.71924918° ± 6.34e-06
Mean Anomaly (M)127.65535274° ± 9.56e-06
Mean Motion (n)0.4508406255°/day ± 9.09e-10
Perihelion dist (q)0.98271853 AU ± 2.77e-08
Aphelion dist (Q)2.38619205 AU ± 2.78e-08
Orbital Period2.18619669 yr ± 4.41e-09
Physical Parameters
H (abs. magnitude)17.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.293″
Uncertainty0
Orbit TypeApollo
MOID0.134242 AU
Observations Used606
Oppositions12
Arc Total2003-2025
First Observation Used2003-01-07
Last Observation Used2025-09-15
Observations (650)
Date Type RA Dec Mag Band Observatory
2014-08-20 07:55:26 C 20 56 43.057 -11 57 45.24 L F51
2014-08-20 08:13:10 C 20 56 41.808 -11 57 41.79 L F51
2014-08-20 08:48:34 C 20 56 39.316 -11 57 34.91 L F51
2014-08-21 07:23:22 C 20 55 09.644 -11 53 08.64 L F51
2014-08-21 07:40:34 C 20 55 08.477 -11 53 05.36 L F51
2014-08-21 07:57:43 C 20 55 07.308 -11 53 02.05 L F51
2014-08-21 08:14:53 C 20 55 06.137 -11 52 58.79 L F51
2014-08-31 05:15:00 C 20 42 16.83 -11 10 27.7 q 448
2014-08-31 05:41:44 C 20 42 15.62 -11 10 23.3 q 448
2014-08-31 06:02:06 C 20 42 14.63 -11 10 19.5 q 448
2015-12-14 20:38:43 C 05 39 07.15 +50 37 51.2 q A13
2015-12-14 21:07:29 C 05 39 03.83 +50 37 48.5 q A13
2015-12-14 21:35:34 C 05 39 00.80 +50 37 46.6 q A13
2015-12-19 08:00:08 C 05 27 09.98 +50 19 15.5 q H45
2015-12-19 08:02:51 C 05 27 09.65 +50 19 14.1 q H45
2015-12-19 08:05:01 C 05 27 09.43 +50 19 13.9 q H45
2015-12-19 08:06:32 C 05 27 09.17 +50 19 13.1 q H45
2015-12-19 08:09:29 C 05 27 08.92 +50 19 12.9 q H45
2015-12-19 08:10:57 C 05 27 08.73 +50 19 12.4 q H45
2015-12-19 08:13:31 C 05 27 08.44 +50 19 11.3 q H45
2015-12-19 23:15:27 C 05 25 26.22 +50 15 16.3 t 130
2015-12-19 23:18:41 C 05 25 25.85 +50 15 15.2 t 130
2015-12-19 23:21:54 C 05 25 25.44 +50 15 14.5 t 130
2015-12-19 23:25:42 C 05 25 25.00 +50 15 13.1 t 130
2015-12-29 08:59:52 C 04 59 54.637 +48 37 04.26 L F51
2015-12-29 09:08:28 C 04 59 53.658 +48 36 59.16 L F51
2015-12-29 09:16:59 C 04 59 52.694 +48 36 54.02 L F51
2015-12-29 09:25:22 C 04 59 51.743 +48 36 49.03 L F51
2016-01-02 08:54:53 C 04 49 53.701 +47 33 50.10 L F51
2016-01-02 09:00:34 C 04 49 53.100 +47 33 45.95 L F51
2016-01-02 09:06:17 C 04 49 52.501 +47 33 41.82 L F51
2016-01-02 09:11:58 C 04 49 51.906 +47 33 37.72 L F51
2016-01-03 03:02:23 C 04 48 06.92 +47 20 32.4 q 448
2016-01-03 03:15:49 C 04 48 05.54 +47 20 22.6 q 448
2016-01-03 03:30:23 C 04 48 04.03 +47 20 12.0 q 448
2016-01-05 09:24:56 C 04 42 57.304 +46 38 38.56 L F51
2016-01-05 09:36:16 C 04 42 56.218 +46 38 29.46 L F51
2016-01-05 09:41:55 C 04 42 55.681 +46 38 24.83 L F51
2016-01-10 23:35:04 C 04 31 56.56 +44 42 53.5 o Z22
2016-01-10 23:38:38 C 04 31 56.31 +44 42 50.9 o Z22
2016-01-28 05:23:46 C 04 15 16.73 +37 54 33.8 q 703
2016-01-28 05:31:00 C 04 15 16.66 +37 54 26.1 q 703
2016-01-28 05:38:15 C 04 15 16.56 +37 54 18.1 q 703
2016-01-28 05:45:29 C 04 15 16.43 +37 54 10.0 q 703
2016-01-30 05:20:57 C 04 14 59.32 +37 06 48.0 t U96
2016-01-30 05:25:04 C 04 14 59.34 +37 06 44.0 t U96
2016-01-30 05:29:13 C 04 14 59.30 +37 06 39.9 t U96
2016-02-08 03:05:41 C 04 17 16.25 +33 41 27.3 q 703
2016-02-08 03:10:00 C 04 17 16.44 +33 41 22.7 q 703
2016-02-08 03:18:39 C 04 17 16.49 +33 41 14.9 q 703