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
2019-11-15 07:23:42 C 00 46 56.833 +32 56 12.01 U F51
2019-11-15 07:38:59 C 00 46 56.164 +32 56 04.43 U F51
2019-12-02 03:32:43 C 00 35 52.93 +29 36 49.9 V G96
2019-12-02 03:40:18 C 00 35 52.81 +29 36 46.4 V G96
2019-12-02 03:47:51 C 00 35 52.70 +29 36 42.7 V G96
2021-07-11 13:58:53 C 01 02 55.877 +19 17 29.27 U F51
2021-07-11 14:17:33 C 01 02 56.347 +19 17 38.60 U F51
2021-07-11 14:26:54 C 01 02 56.574 +19 17 43.61 U F51
2021-08-07 12:32:06 C 01 11 09.010 +24 10 26.43 U F51
2021-08-07 12:52:41 C 01 11 08.979 +24 10 34.18 U F51
2021-08-07 13:13:15 C 01 11 08.854 +24 10 42.99 U F51
2021-08-07 13:33:44 C 01 11 08.762 +24 10 51.31 U F51
2021-08-09 12:18:02 C 01 10 56.320 +24 29 22.33 U F51
2021-08-09 12:31:36 C 01 10 56.239 +24 29 27.58 U F51
2021-08-09 12:45:12 C 01 10 56.128 +24 29 32.86 U F51
2021-08-09 12:58:47 C 01 10 56.042 +24 29 38.38 U F51
2021-09-11 09:27:36 C 00 47 24.608 +27 52 40.16 U F52
2021-09-11 09:44:11 C 00 47 23.711 +27 52 41.40 U F52
2021-09-11 10:00:51 C 00 47 22.801 +27 52 42.92 U F52
2021-09-11 10:17:31 C 00 47 21.885 +27 52 44.10 U F52
2021-09-18 05:43:36 C 00 38 07.38 +27 56 25.5 V G96
2021-09-18 05:58:52 C 00 38 06.41 +27 56 25.5 V G96
2021-09-18 06:06:30 C 00 38 05.97 +27 56 25.2 V G96
2021-10-13 04:25:07 C 00 00 53.98 +25 50 58.2 V G96
2021-10-13 04:32:39 C 00 00 53.52 +25 50 55.4 V G96
2021-10-13 04:40:11 C 00 00 53.04 +25 50 52.7 V G96
2021-10-13 04:47:44 C 00 00 52.65 +25 50 49.3 V G96
2021-10-26 05:39:43 C 23 45 27.649 +23 45 16.11 U F52
2021-10-26 06:14:49 C 23 45 26.171 +23 45 01.27 U F52
2021-10-26 06:32:39 C 23 45 25.428 +23 44 53.83 U F52
2021-11-01 05:30:23 C 23 40 17.739 +22 44 18.09 U F51
2021-11-01 05:49:22 C 23 40 17.108 +22 44 10.14 U F51
2021-11-01 06:20:30 C 23 40 16.098 +22 43 57.16 U F51
2021-11-07 03:42:58 C 23 36 30.88 +21 45 41.1 V G96
2021-11-07 03:51:10 C 23 36 30.67 +21 45 37.6 V G96
2021-11-07 03:59:23 C 23 36 30.47 +21 45 35.1 V G96
2021-11-07 04:07:36 C 23 36 30.28 +21 45 31.8 V G96
2023-08-22 09:40:15 C 23 49 51.560 +16 06 33.94 X F51
2023-08-22 09:57:51 C 23 49 50.594 +16 06 35.81 X F51
2023-08-22 10:15:24 C 23 49 49.626 +16 06 38.03 X F51
2023-08-22 10:33:00 C 23 49 48.654 +16 06 39.34 X F51
2023-09-04 13:10:09 C 23 30 58.383 +16 09 45.59 X F51
2023-09-04 13:25:58 C 23 30 57.311 +16 09 44.23 X F51
2023-09-04 13:41:49 C 23 30 56.262 +16 09 42.62 X F51
2023-09-04 13:57:41 C 23 30 55.234 +16 09 41.66 X F51
2023-09-05 12:12:44 C 23 29 29.080 +16 07 45.34 X F51
2023-09-05 12:30:09 C 23 29 27.920 +16 07 43.69 X F51
2023-09-05 12:36:53 C 23 29 27.450 +16 07 42.86 X F52
2023-09-05 12:45:58 C 23 29 26.840 +16 07 41.93 X F51
2023-09-05 12:52:30 C 23 29 26.428 +16 07 41.19 X F52