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
2003-01-25 22:03:23 C 10 20 22.55 +13 58 06.4 c 639
2003-01-25 23:22:32 C 10 20 21.71 +13 54 45.3 d 560
2003-01-25 23:25:22 C 10 20 21.68 +13 54 37.7 d 560
2003-01-25 23:28:01 C 10 20 21.66 +13 54 31.4 d 560
2003-01-25 23:31:49 C 10 20 21.61 +13 54 21.3 d 560
2003-01-26 07:49:05 C 10 20 18.62 +13 33 00.3 c 699
2003-01-26 08:12:23 C 10 20 18.27 +13 31 59.5 c 699
2003-01-26 08:35:43 C 10 20 17.91 +13 30 59.1 c 699
2003-01-26 08:59:03 C 10 20 17.54 +13 29 57.3 c 699
2003-01-27 07:46:04 C 10 20 06.80 +12 28 28.0 16.2 c 704
2003-01-27 08:07:47 C 10 20 06.42 +12 27 28.0 16.4 c 704
2003-01-27 08:29:16 C 10 20 06.00 +12 26 28.2 16.5 c 704
2003-01-27 08:50:53 C 10 20 05.60 +12 25 28.1 16.2 c 704
2003-01-27 09:12:01 C 10 20 05.20 +12 24 29.3 16.2 c 704
2003-01-27 13:33:29 C 10 20 00.83 +12 12 15.6 c 644
2003-01-27 13:48:39 C 10 20 00.62 +12 11 32.5 c 644
2003-01-29 22:50:27 C 10 19 16.01 +09 19 27.2 A31
2003-01-29 23:00:15 C 10 19 15.85 +09 18 54.9 A31
2003-01-29 23:10:33 C 10 19 15.60 +09 18 21.4 A31
2003-01-29 23:22:23 C 10 19 15.31 +09 17 44.8 A31
2003-01-30 09:18:34 C 10 19 03.61 +08 45 21.1 c 699
2003-01-30 09:36:26 C 10 19 03.09 +08 44 21.8 c 699
2003-01-30 09:54:17 C 10 19 02.57 +08 43 22.7 c 699
2003-01-30 10:12:12 C 10 19 02.06 +08 42 23.0 c 699
2003-01-31 08:03:17 C 10 18 36.16 +07 27 56.8 15.7 c 704
2003-01-31 08:23:24 C 10 18 35.52 +07 26 46.7 16.0 c 704
2003-01-31 08:43:34 C 10 18 34.86 +07 25 36.4 16.1 c 704
2003-01-31 08:52:09 C 10 18 35.08 +07 25 05.1 c 670
2003-01-31 09:03:44 C 10 18 34.20 +07 24 25.5 16.0 c 704
2003-01-31 09:23:55 C 10 18 33.55 +07 23 14.9 16.3 c 704
2003-01-31 10:50:57 C 10 18 31.22 +07 18 07.6 c 670
2003-01-31 12:13:54 C 10 18 28.64 +07 13 13.7 c 670
2003-01-31 14:33:32 C 10 18 28.06 +07 04 59.9 m 379
2003-01-31 14:35:21 C 10 18 28.03 +07 04 53.2 m 379
2003-01-31 14:38:07 C 10 18 27.91 +07 04 43.5 m 379
2003-01-31 14:39:52 C 10 18 27.85 +07 04 37.7 m 379
2003-01-31 14:41:14 C 10 18 27.79 +07 04 33.7 m 379
2003-01-31 14:44:51 C 10 18 27.70 +07 04 19.5 m 379
2003-01-31 14:46:50 C 10 18 27.63 +07 04 12.6 m 379
2003-01-31 14:48:47 C 10 18 27.56 +07 04 05.9 m 379
2003-01-31 17:27:35 C 10 18 23.19 +06 55 26.2 c 322
2003-01-31 17:36:05 C 10 18 22.90 +06 54 55.7 c 322
2003-01-31 17:39:59 C 10 18 22.78 +06 54 42.0 c 322
2003-02-01 22:41:23 C 10 17 39.58 +05 06 13.4 15.6 A30
2003-02-01 22:49:35 C 10 17 39.28 +05 05 42.3 15.5 A30
2003-02-01 22:55:40 C 10 17 39.03 +05 05 18.7 15.7 A30
2003-02-01 23:00:11 C 10 17 38.86 +05 05 01.5 15.7 A30
2003-02-01 23:05:29 C 10 17 38.69 +05 04 41.0 15.7 A30
2003-02-01 23:12:40 C 10 17 38.43 +05 04 13.4 15.5 A30
2003-02-01 23:20:05 C 10 17 38.12 +05 03 45.1 15.7 A30