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
2003-02-06 14:50:36 C 10 13 36.90 -03 05 20.0 m 355
2003-02-06 14:52:26 C 10 13 36.81 -03 05 29.3 m 355
2003-02-06 22:31:30 C 10 13 16.25 -03 43 51.8 c 552
2003-02-06 22:33:24 C 10 13 16.16 -03 44 01.3 c 552
2003-02-06 22:42:04 C 10 13 15.66 -03 44 45.1 c 552
2003-02-06 22:44:06 C 10 13 15.54 -03 44 55.7 c 552
2003-02-06 22:45:44 C 10 13 15.44 -03 45 03.8 c 552
2003-02-06 22:48:07 C 10 13 15.33 -03 45 15.8 c 552
2003-02-06 22:50:06 C 10 13 15.21 -03 45 25.5 c 552
2003-02-06 22:51:56 C 10 13 15.10 -03 45 35.0 c 552
2003-02-08 07:45:02 C 10 11 37.07 -06 37 22.2 15.1 c 704
2003-02-08 08:06:43 C 10 11 35.64 -06 39 19.2 15.3 c 704
2003-02-08 08:29:59 C 10 11 34.12 -06 41 25.3 15.3 c 704
2003-02-08 08:51:17 C 10 11 32.73 -06 43 20.5 15.4 c 704
2003-02-08 09:12:39 C 10 11 31.33 -06 45 16.0 15.3 c 704
2003-02-08 23:02:05 C 10 10 48.82 -08 01 22.4 939
2003-02-08 23:07:05 C 10 10 48.51 -08 01 48.9 939
2003-02-08 23:09:38 C 10 10 48.36 -08 02 02.2 939
2003-02-09 21:41:33 C 10 09 30.78 -10 10 27.3 c 639
2003-02-09 21:47:45 C 10 09 30.37 -10 11 05.0 c 639
2003-02-09 21:59:55 C 10 09 29.51 -10 12 15.2 c 639
2003-02-09 22:04:45 C 10 09 29.20 -10 12 43.8 c 639
2003-02-09 22:11:07 C 10 09 28.99 -10 13 17.0 c 552
2003-02-09 22:13:05 C 10 09 28.86 -10 13 28.8 c 552
2003-02-09 22:15:15 C 10 09 28.71 -10 13 41.2 c 552
2003-02-09 22:23:26 C 10 09 28.12 -10 14 29.3 c 552
2003-02-09 22:25:12 C 10 09 28.00 -10 14 39.5 c 552
2003-02-09 22:27:07 C 10 09 27.88 -10 14 50.4 c 552
2003-02-09 22:32:42 C 10 09 27.49 -10 15 23.0 c 552
2003-02-09 22:34:51 C 10 09 27.33 -10 15 35.9 c 552
2003-02-09 22:39:12 C 10 09 27.03 -10 16 01.3 c 552
2003-02-09 22:44:59 C 10 09 26.62 -10 16 34.8 c 552
2003-02-12 15:00:26 C 10 05 08.41 -16 51 20.2 e 428
2003-02-12 15:01:59 C 10 05 08.30 -16 51 30.0 e 428
2003-02-12 15:03:30 C 10 05 08.14 -16 51 40.1 e 428
2003-02-12 15:04:58 C 10 05 08.02 -16 51 49.3 e 428
2003-02-13 01:28:56 C 10 04 25.02 -17 59 29.9 d 809
2003-02-13 01:30:39 C 10 04 24.87 -17 59 42.4 d 809
2003-02-13 01:32:23 C 10 04 24.71 -17 59 55.3 d 809
2003-02-17 04:04:09 C 09 55 35.75 -29 22 44.8 d 809
2003-02-17 04:04:40 C 09 55 35.75 -29 22 44.8 d 809
2003-02-17 04:07:59 C 09 55 35.30 -29 23 11.2 d 809
2003-02-20 17:43:04 C 09 45 21.97 -39 43 44.3 c 322
2003-02-20 17:56:36 C 09 45 19.90 -39 45 20.3 c 322
2003-02-20 17:59:34 C 09 45 19.47 -39 45 42.2 c 322
2003-02-28 01:16:01 C 09 12 31.40 -59 09 05.7 c 860
2003-02-28 01:17:28 C 09 12 31.18 -59 09 13.5 c 860
2003-02-28 01:18:59 C 09 12 30.67 -59 09 22.3 c 860
2003-03-02 10:24:50 C 08 56 10.50 -64 22 00.1 e 428
2003-03-02 10:26:17 C 08 56 09.94 -64 22 08.0 e 428