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
2003-02-02 00:10:02 C 10 17 36.79 +05 00 36.1 d 170
2003-02-02 00:11:40 C 10 17 36.72 +05 00 30.3 d 170
2003-02-02 00:15:30 C 10 17 36.52 +05 00 15.4 d 170
2003-02-02 00:16:34 C 10 17 36.50 +05 00 11.8 d 170
2003-02-02 00:25:05 C 10 17 35.58 +04 59 34.7 d 118
2003-02-02 00:26:17 C 10 17 35.54 +04 59 29.6 d 118
2003-02-02 00:28:41 C 10 17 35.45 +04 59 20.7 d 118
2003-02-02 00:29:52 C 10 17 35.41 +04 59 16.0 d 118
2003-02-02 00:33:28 C 10 17 35.27 +04 59 02.1 d 118
2003-02-02 01:48:43 C 10 17 33.15 +04 54 16.8 941
2003-02-02 01:50:00 C 10 17 33.11 +04 54 11.8 941
2003-02-02 01:51:17 C 10 17 33.01 +04 54 06.8 941
2003-02-02 01:52:33 C 10 17 32.98 +04 54 01.7 941
2003-02-02 01:53:51 C 10 17 32.90 +04 53 56.8 941
2003-02-02 06:10:45 C 10 17 27.53 +04 37 21.3 c 699
2003-02-02 06:15:43 C 10 17 27.34 +04 37 01.6 c 699
2003-02-02 06:31:06 C 10 17 26.79 +04 36 01.7 c 699
2003-02-02 06:46:28 C 10 17 26.21 +04 35 01.8 c 699
2003-02-02 09:13:03 C 10 17 20.24 +04 25 28.5 15.9 c 704
2003-02-02 09:34:19 C 10 17 19.40 +04 24 04.6 16.0 c 704
2003-02-02 09:54:31 C 10 17 18.61 +04 22 45.1 16.0 c 704
2003-02-02 10:15:19 C 10 17 17.78 +04 21 22.9 16.0 c 704
2003-02-02 10:35:19 C 10 17 17.01 +04 20 03.7 15.8 c 704
2003-02-03 06:54:03 C 10 16 42.06 +02 57 56.3 c 699
2003-02-03 07:03:37 C 10 16 41.50 +02 57 17.2 15.9 c 704
2003-02-03 07:24:46 C 10 16 40.78 +02 55 48.8 c 699
2003-02-03 07:26:24 C 10 16 40.52 +02 55 43.8 16.4 c 704
2003-02-03 07:47:52 C 10 16 39.61 +02 54 14.3 16.0 c 704
2003-02-03 07:55:25 C 10 16 39.48 +02 53 42.1 c 699
2003-02-03 08:11:31 C 10 16 38.57 +02 52 36.0 16.2 c 704
2003-02-03 08:26:06 C 10 16 38.11 +02 51 34.9 c 699
2003-02-03 08:33:08 C 10 16 37.63 +02 51 06.2 16.7 c 704
2003-02-03 15:04:44 C 10 16 25.49 +02 23 45.5 m 379
2003-02-03 15:08:35 C 10 16 25.35 +02 23 29.3 m 379
2003-02-03 15:10:41 C 10 16 25.23 +02 23 19.8 m 379
2003-02-03 15:17:17 C 10 16 24.94 +02 22 52.5 m 379
2003-02-03 15:19:11 C 10 16 24.90 +02 22 44.6 m 379
2003-02-03 15:26:15 C 10 16 24.53 +02 22 14.6 m 379
2003-02-05 13:19:43 C 10 14 43.65 -01 02 10.6 m 379
2003-02-05 13:21:00 C 10 14 43.57 -01 02 17.1 m 379
2003-02-05 13:46:43 C 10 14 42.28 -01 04 18.1 m 379
2003-02-05 13:48:02 C 10 14 42.21 -01 04 24.2 m 379
2003-02-05 13:52:18 C 10 14 42.00 -01 04 43.9 m 379
2003-02-05 13:53:59 C 10 14 41.92 -01 04 52.2 m 379
2003-02-06 14:00:11 C 10 13 39.83 -03 01 09.6 m 379
2003-02-06 14:02:50 C 10 13 39.67 -03 01 22.4 m 379
2003-02-06 14:06:35 C 10 13 39.46 -03 01 40.8 m 379
2003-02-06 14:11:53 C 10 13 39.16 -03 02 07.1 m 379
2003-02-06 14:45:05 C 10 13 37.20 -03 04 52.8 m 355
2003-02-06 14:46:58 C 10 13 37.10 -03 05 02.2 m 355