503871 (2000 SL)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3950058936 ± 7.22e-09
Semi-major axis (a)1.5400961455 AU ± 5.13e-10
Inclination (i)38.34586671° ± 4.31e-06
Long. of Asc. Node (Ω)207.72041805° ± 1.12e-06
Arg. of Perihelion (ω)70.21086618° ± 2.99e-06
Mean Anomaly (M)95.98625127° ± 1.65e-06
Mean Motion (n)0.5156921556°/day ± 2.58e-10
Perihelion dist (q)0.93174909 AU ± 1.11e-08
Aphelion dist (Q)2.14844320 AU ± 1.11e-08
Orbital Period1.91126871 yr ± 9.54e-10
Physical Parameters
H (abs. magnitude)18.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.261″
Uncertainty0
Orbit TypeApollo
MOID0.123659 AU
Observations Used853
Oppositions12
Arc Total2000-2025
First Observation Used2000-05-04
Last Observation Used2025-12-27
Observations (936)
Date Type RA Dec Mag Band Observatory
2023-11-07 03:43:09 C 01 20 18.134 -03 52 55.63 V W68
2023-11-07 03:51:07 C 01 20 17.858 -03 53 08.92 V W68
2023-11-07 04:13:40 C 01 20 17.114 -03 53 44.41 V W68
2023-11-07 05:24:39 C 01 20 15.266 -03 55 53.22 V 703
2023-11-07 05:33:10 C 01 20 14.950 -03 56 07.58 V 703
2023-11-07 05:40:57 C 01 20 14.608 -03 56 19.03 V 703
2023-11-08 06:08:08 C 01 19 31.228 -04 34 36.34 V G96
2023-11-08 06:15:36 C 01 19 31.001 -04 34 47.82 V G96
2023-11-08 06:23:03 C 01 19 30.767 -04 34 59.23 V G96
2023-11-08 06:30:29 C 01 19 30.529 -04 35 10.64 V G96
2023-11-08 07:46:22 C 01 19 28.735 -04 37 04.05 X F51
2023-11-08 08:08:05 C 01 19 28.040 -04 37 37.16 X F51
2023-11-08 08:28:52 C 01 19 27.382 -04 38 08.80 X F51
2023-11-08 08:50:36 C 01 19 26.692 -04 38 41.81 X F51
2023-11-09 06:15:45 C 01 18 51.649 -05 10 37.74 V 703
2023-11-09 06:23:28 C 01 18 51.386 -05 10 50.74 V 703
2023-11-09 06:31:11 C 01 18 51.152 -05 11 00.92 V 703
2023-11-09 06:38:55 C 01 18 50.926 -05 11 12.05 V 703
2023-11-10 05:44:02 C 01 18 16.168 -05 44 07.44 V 703
2023-11-10 05:53:42 C 01 18 15.952 -05 44 20.98 V 703
2023-11-10 06:01:19 C 01 18 15.793 -05 44 30.88 V 703
2023-11-10 06:08:57 C 01 18 15.563 -05 44 41.93 V 703
2023-11-11 08:40:12 C 01 17 39.075 -06 20 36.06 X F51
2023-11-11 09:01:01 C 01 17 38.553 -06 21 03.60 X F51
2023-11-11 09:23:41 C 01 17 37.980 -06 21 33.38 X F51
2023-11-11 09:45:12 C 01 17 37.442 -06 22 01.70 X F51
2023-11-12 07:41:24 C 01 17 10.497 -06 50 15.31 X F52
2023-11-12 07:57:20 C 01 17 10.126 -06 50 35.44 X F52
2023-11-12 08:29:21 C 01 17 09.382 -06 51 15.52 X F52
2023-12-09 03:56:59 C 01 19 13.451 -13 39 33.88 V G96
2023-12-09 04:04:27 C 01 19 13.631 -13 39 35.71 V G96
2023-12-09 04:11:54 C 01 19 13.771 -13 39 36.65 V G96
2023-12-09 04:19:21 C 01 19 13.969 -13 39 37.80 V G96
2023-12-18 03:23:38 C 01 24 56.740 -14 02 35.34 V G96
2023-12-18 03:31:49 C 01 24 56.977 -14 02 34.80 V G96
2023-12-18 03:39:59 C 01 24 57.208 -14 02 35.02 V G96
2023-12-18 03:48:10 C 01 24 57.409 -14 02 34.98 V G96
2025-10-05 09:33:21 C 04 11 51.472 +11 08 19.10 V G96
2025-10-05 09:40:44 C 04 11 51.151 +11 08 06.11 V G96
2025-10-05 09:48:06 C 04 11 50.824 +11 07 53.08 V G96
2025-10-05 09:55:31 C 04 11 50.500 +11 07 40.48 V G96
2025-10-19 12:07:57 C 03 52 56.672 +00 49 40.55 V G96
2025-10-19 12:14:03 C 03 52 56.258 +00 49 29.39 V G96
2025-10-19 12:20:08 C 03 52 55.812 +00 49 18.41 V G96
2025-10-19 12:26:15 C 03 52 55.376 +00 49 07.18 V G96
2025-10-20 11:45:50 C 03 51 18.350 +00 06 47.56 V T08
2025-10-20 12:10:01 C 03 51 16.560 +00 06 04.36 V T08
2025-10-20 12:51:11 C 03 51 13.536 +00 04 49.87 V T08
2025-10-20 12:55:09 C 03 51 13.205 +00 04 41.63 V T08
2025-10-26 08:48:21 C 03 40 52.133 -04 01 15.67 V 703