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
2016-02-09 17:11:17 C 04 18 14.77 +33 06 15.0 o C41
2016-02-09 17:14:49 C 04 18 14.72 +33 06 12.2 o C41
2016-02-09 17:21:55 C 04 18 15.03 +33 06 06.1 o C41
2016-02-25 03:09:51 C 04 35 00.09 +27 48 58.2 o 691
2016-02-25 03:15:10 C 04 35 00.40 +27 48 53.9 o 691
2016-02-25 03:20:29 C 04 35 00.71 +27 48 49.5 o 691
2016-02-26 03:41:33 C 04 36 30.80 +27 29 13.1 q 703
2016-02-26 03:55:59 C 04 36 31.62 +27 29 01.2 q 703
2016-03-01 05:53:56 C 04 42 59.705 +26 11 22.53 L F51
2016-03-01 06:10:24 C 04 43 00.795 +26 11 09.42 L F51
2016-03-01 06:26:52 C 04 43 01.880 +26 10 56.40 L F51
2016-03-01 06:43:16 C 04 43 02.967 +26 10 43.34 L F51
2016-04-20 23:15:00 C 06 41 51.88 +09 05 14.9 u 807
2016-04-20 23:21:22 C 06 41 52.62 +09 05 08.4 u 807
2016-04-20 23:27:55 C 06 41 53.37 +09 05 01.7 u 807
2017-12-08 04:44:31 C 02 05 38.17 +40 56 55.4 U G96
2017-12-08 04:45:14 C 02 05 38.16 +40 56 54.9 U G96
2017-12-08 04:52:15 C 02 05 37.76 +40 56 50.6 U G96
2017-12-08 04:52:58 C 02 05 37.73 +40 56 50.2 U G96
2017-12-08 05:00:01 C 02 05 37.35 +40 56 45.7 U G96
2017-12-08 05:00:43 C 02 05 37.36 +40 56 45.6 U G96
2017-12-08 05:07:41 C 02 05 36.98 +40 56 41.4 U G96
2017-12-08 05:08:25 C 02 05 36.97 +40 56 40.8 U G96
2018-01-07 06:59:21 C 01 56 15.928 +34 04 22.80 U F51
2018-01-07 07:15:58 C 01 56 16.200 +34 04 15.06 U F51
2018-01-07 07:32:31 C 01 56 16.480 +34 04 07.40 U F51
2018-01-20 01:56:08 C 02 05 16.32 +32 03 40.3 U G96
2018-01-20 02:04:20 C 02 05 16.64 +32 03 37.4 U G96
2018-01-20 02:12:33 C 02 05 16.95 +32 03 34.7 U G96
2018-01-20 02:20:46 C 02 05 17.26 +32 03 32.2 U G96
2019-11-02 06:22:20 C 01 03 25.68 +35 22 43.8 V G96
2019-11-02 06:30:04 C 01 03 25.17 +35 22 41.1 V G96
2019-11-02 06:37:48 C 01 03 24.71 +35 22 37.5 V G96
2019-11-02 08:46:02 C 01 03 16.891 +35 21 45.64 U F51
2019-11-02 09:02:55 C 01 03 15.809 +35 21 38.44 U F51
2019-11-02 09:19:51 C 01 03 14.736 +35 21 31.46 U F51
2019-11-02 09:36:45 C 01 03 13.659 +35 21 24.31 U F51
2019-11-03 07:28:56 C 01 01 53.849 +35 12 11.75 U F51
2019-11-03 08:03:46 C 01 01 51.662 +35 11 56.89 U F51
2019-11-03 08:24:08 C 01 01 50.390 +35 11 47.99 U F51
2019-11-04 04:07:51 C 01 00 39.57 +35 03 16.5 V G96
2019-11-04 04:15:19 C 01 00 39.10 +35 03 13.9 V G96
2019-11-04 04:22:47 C 01 00 38.65 +35 03 10.4 V G96
2019-11-04 04:30:16 C 01 00 38.22 +35 03 07.4 V G96
2019-11-05 09:58:11 C 00 58 54.306 +34 50 08.90 U F51
2019-11-05 10:15:41 C 00 58 53.259 +34 50 01.03 U F51
2019-11-05 10:33:04 C 00 58 52.223 +34 49 53.12 U F51
2019-11-05 10:50:28 C 00 58 51.205 +34 49 45.23 U F51
2019-11-15 06:52:45 C 00 46 58.216 +32 56 27.72 U F51
2019-11-15 07:08:31 C 00 46 57.495 +32 56 19.88 U F51