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
2021-08-20 07:14:46 C 14 37 45.100 +57 54 25.14 U F51
2021-08-26 04:00:09 C 15 07 55.92 +58 58 03.9 V 703
2021-08-26 04:08:05 C 15 07 57.66 +58 58 05.8 V 703
2021-08-26 04:16:02 C 15 07 59.49 +58 58 08.8 V 703
2021-08-26 04:23:58 C 15 08 01.26 +58 58 11.5 V 703
2021-09-08 04:06:54 C 16 32 25.36 +59 29 02.8 V 703
2021-09-08 04:14:43 C 16 32 27.75 +59 29 00.5 V 703
2021-09-08 04:22:32 C 16 32 30.20 +59 28 57.7 V 703
2021-09-18 05:57:15 C 17 53 52.539 +56 40 46.16 U F51
2021-09-18 06:32:44 C 17 54 04.779 +56 40 02.37 U F51
2021-09-18 06:50:32 C 17 54 10.898 +56 39 40.34 U F51
2021-09-22 05:39:20 S 18 27 32.79 +54 22 37.8 L C51
2021-09-22 07:13:23 S 18 28 05.73 +54 19 58.5 L C51
2021-09-22 08:47:28 S 18 28 38.67 +54 17 18.5 L C51
2021-09-22 08:47:39 S 18 28 38.70 +54 17 18.8 L C51
2021-09-22 10:21:43 S 18 29 11.513 +54 14 37.75 L C51
2021-09-22 13:29:51 S 18 30 17.374 +54 09 14.58 L C51
2021-09-22 15:03:55 S 18 30 50.04 +54 06 31.1 L C51
2021-09-22 16:37:59 S 18 31 22.901 +54 03 48.74 L C51
2021-09-22 18:12:03 S 18 31 55.74 +54 01 03.8 L C51
2021-09-22 19:46:07 S 18 32 28.50 +53 58 19.8 L C51
2021-09-22 21:20:22 S 18 33 01.02 +53 55 34.5 L C51
2021-09-23 00:28:30 S 18 34 06.73 +53 49 59.6 L C51
2021-09-23 02:02:34 S 18 34 39.45 +53 47 10.9 L C51
2021-09-23 05:10:42 S 18 35 44.77 +53 41 33.1 L C51
2021-09-27 00:17:32 C 19 06 48.97 +50 35 07.2 X W34
2021-09-27 00:29:08 C 19 06 52.76 +50 34 40.8 X W34
2021-09-27 00:41:21 C 19 06 56.72 +50 34 12.4 X W34
2021-09-27 07:24:10 C 19 09 09.75 +50 18 46.7 V T05
2021-09-27 07:30:07 C 19 09 11.69 +50 18 33.0 V T05
2021-09-27 07:37:31 C 19 09 14.11 +50 18 14.9 V T05
2021-09-27 07:52:08 C 19 09 18.86 +50 17 40.6 V T05
2021-09-27 21:44:12 C 19 13 53.51 +49 44 45.6 V L18
2021-09-27 21:52:36 C 19 13 56.24 +49 44 24.4 V L18
2021-09-27 22:01:01 C 19 13 59.02 +49 44 04.7 V L18
2021-10-01 19:12:49 C 19 43 34.82 +45 39 56.2 V L18
2021-10-01 19:24:49 C 19 43 38.39 +45 39 22.4 V L18
2021-10-01 19:30:49 C 19 43 40.23 +45 39 05.1 V L18
2021-10-02 21:03:59 C 19 51 22.95 +44 25 14.5 V L18
2021-10-02 21:11:59 C 19 51 25.24 +44 24 49.8 V L18
2021-10-02 21:19:59 C 19 51 27.64 +44 24 27.2 V L18
2021-10-07 19:43:41 C 20 24 48.67 +38 12 25.3 V L18
2021-10-07 19:51:04 C 20 24 50.52 +38 12 01.0 V L18
2021-10-07 19:58:28 C 20 24 52.43 +38 11 35.7 V L18
2021-10-08 18:31:54 C 20 30 46.61 +36 56 30.7 V L18
2021-10-08 18:35:44 C 20 30 47.64 +36 56 17.7 V L18
2021-10-08 18:39:34 C 20 30 48.62 +36 56 05.3 V L18
2021-10-10 21:12:50 C 20 43 29.39 +34 04 50.4 V L18
2021-10-10 21:18:35 C 20 43 30.77 +34 04 30.8 V L18
2021-10-10 21:24:20 C 20 43 32.19 +34 04 10.3 V L18