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
2003-03-03 10:28:19 C 08 47 59.87 -66 22 05.9 e 428
2003-03-03 10:31:11 C 08 47 58.76 -66 22 19.5 e 428
2003-03-03 10:32:44 C 08 47 58.13 -66 22 27.3 e 428
2003-03-03 10:34:09 C 08 47 57.59 -66 22 34.4 e 428
2003-03-12 13:02:54 C 06 31 10.83 -78 53 27.8 c 322
2003-03-12 13:18:21 C 06 30 55.27 -78 53 54.4 c 322
2003-03-12 13:32:30 C 06 30 40.48 -78 54 20.9 c 322
2003-03-13 10:58:41 C 06 08 40.07 -79 31 35.9 e 413
2003-03-13 11:00:40 C 06 08 37.85 -79 31 39.0 e 413
2003-03-13 11:02:37 C 06 08 35.67 -79 31 41.9 e 413
2003-04-14 19:30:21 C 23 49 20.58 -67 28 57.9 e 413
2003-04-14 19:32:19 C 23 49 20.43 -67 28 55.5 e 413
2003-04-14 19:34:18 C 23 49 20.20 -67 28 53.7 e 413
2003-06-02 16:09:45 C 22 42 36.71 -51 12 55.5 c 474
2003-06-02 16:12:44 C 22 42 36.40 -51 12 53.8 c 474
2003-06-02 16:16:45 C 22 42 36.02 -51 12 51.3 c 474
2003-06-13 07:02:49 C 22 15 07.96 -48 48 10.1 m 859
2003-06-13 07:08:31 C 22 15 07.27 -48 48 08.1 m 859
2003-06-13 07:12:46 C 22 15 06.73 -48 48 04.7 m 859
2003-06-14 07:02:21 C 22 12 05.95 -48 33 43.2 m 859
2003-06-14 07:05:52 C 22 12 05.52 -48 33 42.2 m 859
2003-06-14 07:09:22 C 22 12 05.02 -48 33 39.7 m 859
2003-07-05 16:49:36 C 20 55 14.04 -41 40 01.4 c E14
2003-07-05 16:59:51 C 20 55 12.44 -41 39 50.9 c E14
2003-07-05 17:10:04 C 20 55 10.78 -41 39 39.9 c E14
2003-07-19 03:17:21 C 20 10 47.27 -35 33 13.4 m 859
2003-07-19 03:20:32 C 20 10 46.83 -35 33 08.7 m 859
2003-07-19 03:23:48 C 20 10 46.43 -35 33 05.9 m 859
2003-07-20 04:00:16 C 20 07 57.66 -35 04 17.2 17.6 d H72
2003-07-20 04:02:28 C 20 07 57.62 -35 04 15.6 17.2 d H72
2003-07-20 04:09:21 C 20 07 56.74 -35 04 09.2 18.7 d H72
2003-08-04 11:23:20 C 19 37 04.58 -28 22 03.2 c 474
2003-08-04 11:26:00 C 19 37 04.43 -28 22 00.6 c 474
2003-08-04 11:33:30 C 19 37 03.97 -28 21 53.4 c 474
2004-10-21 13:18:15 C 05 13 20.55 +46 52 50.9 F65
2004-10-21 13:21:50 C 05 13 20.52 +46 52 52.2 F65
2004-10-21 13:25:06 C 05 13 20.50 +46 52 53.5 F65
2004-10-21 13:28:27 C 05 13 20.48 +46 52 54.6 F65
2004-11-03 12:36:19 C 05 06 13.46 +48 46 31.5 F65
2004-11-03 12:38:58 C 05 06 13.34 +48 46 32.4 F65
2004-11-03 12:41:43 C 05 06 13.23 +48 46 33.8 F65
2004-11-03 12:44:24 C 05 06 13.07 +48 46 34.7 F65
2004-11-03 14:43:18 C 05 06 07.98 +48 47 12.5 c F65
2004-11-03 14:54:10 C 05 06 07.49 +48 47 16.0 c F65
2004-11-03 15:19:23 C 05 06 06.44 +48 47 24.5 c F65
2005-01-28 03:29:45 C 03 14 43.46 +35 19 34.2 r 448
2005-01-28 03:50:08 C 03 14 44.05 +35 19 21.6 r 448
2005-01-28 04:26:16 C 03 14 45.17 +35 18 59.2 r 448
2005-02-26 19:33:59 C 03 56 12.26 +29 32 05.5 r 941
2005-02-26 19:35:39 C 03 56 12.41 +29 32 04.5 r 941