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
2019-11-14 05:30:21 C 20 41 17.991 +03 44 32.73 U F51
2019-11-14 06:05:30 C 20 41 24.959 +03 43 59.27 U F51
2021-04-11 07:35:49 C 08 57 47.70 -26 28 00.5 V T08
2021-04-11 07:40:27 C 08 57 47.79 -26 27 50.3 V T08
2021-04-11 07:49:47 C 08 57 47.79 -26 27 26.9 V T08
2021-04-11 08:05:44 C 08 57 47.98 -26 26 47.8 V T08
2021-04-19 07:17:20 C 09 02 34.54 -18 26 00.5 V T08
2021-04-19 07:18:00 C 09 02 34.56 -18 25 59.0 V T08
2021-04-19 07:21:59 C 09 02 34.73 -18 25 48.6 V T08
2021-04-19 07:22:39 C 09 02 34.70 -18 25 46.2 V T08
2021-04-19 07:30:38 C 09 02 34.99 -18 25 26.1 V T08
2021-04-19 07:31:18 C 09 02 34.98 -18 25 24.8 V T08
2021-04-19 07:45:15 C 09 02 35.40 -18 24 48.6 V T08
2021-04-19 07:45:55 C 09 02 35.46 -18 24 45.4 V T08
2021-04-20 20:12:56 S 09 03 57.202 -16 49 58.87 L C51
2021-04-20 23:21:15 S 09 04 04.284 -16 41 43.08 L C51
2021-05-02 07:12:58 C 09 18 12.12 -04 50 04.3 V T08
2021-05-02 07:17:37 C 09 18 12.37 -04 49 52.7 V T08
2021-05-02 07:21:36 C 09 18 12.57 -04 49 42.1 V T08
2021-05-02 07:36:52 C 09 18 13.46 -04 49 03.4 V T08
2021-05-02 07:41:31 C 09 18 13.80 -04 48 50.3 V T08
2021-05-02 07:54:08 C 09 18 14.55 -04 48 18.5 V T08
2021-05-04 03:42:54 C 09 21 06.74 -02 55 23.2 V 703
2021-05-04 03:50:56 C 09 21 07.24 -02 55 03.8 V 703
2021-05-04 04:07:01 C 09 21 08.39 -02 54 21.7 V 703
2021-05-09 03:43:11 C 09 29 42.05 +02 07 25.5 V G96
2021-05-09 03:50:35 C 09 29 42.57 +02 07 43.9 V G96
2021-05-09 03:57:59 C 09 29 43.13 +02 08 02.0 V G96
2021-05-09 04:05:23 C 09 29 43.66 +02 08 20.5 V G96
2021-05-10 06:56:08 C 09 31 47.40 +03 14 30.5 V T08
2021-05-10 07:00:46 C 09 31 47.76 +03 14 42.3 V T08
2021-05-10 07:08:45 C 09 31 48.36 +03 15 01.0 V T08
2021-05-10 07:26:41 C 09 31 49.66 +03 15 45.1 V T08
2021-05-14 06:12:07 C 09 39 29.99 +07 03 29.1 V T08
2021-05-14 06:20:06 C 09 39 30.60 +07 03 48.1 V T08
2021-05-14 06:25:24 C 09 39 31.02 +07 04 01.4 V T08
2021-05-14 06:50:37 C 09 39 33.09 +07 05 00.1 V T08
2021-06-04 04:08:19 C 10 28 05.89 +24 20 06.3 V 703
2021-06-04 04:16:29 C 10 28 06.79 +24 20 20.4 V 703
2021-06-04 04:24:39 C 10 28 07.60 +24 20 34.3 V 703
2021-06-04 04:32:48 C 10 28 08.53 +24 20 49.1 V 703
2021-08-06 06:18:32 C 13 38 59.81 +54 16 29.8 V T05
2021-08-06 06:28:32 C 13 39 01.25 +54 16 36.8 V T05
2021-08-06 06:29:11 C 13 39 01.29 +54 16 38.2 V T05
2021-08-06 06:47:01 C 13 39 04.25 +54 16 51.0 V T05
2021-08-19 06:20:37 C 14 32 49.896 +57 41 08.16 U F51
2021-08-19 06:36:36 C 14 32 52.984 +57 41 16.48 U F51
2021-08-19 07:08:36 C 14 32 59.103 +57 41 32.71 U F51
2021-08-20 06:46:31 C 14 37 39.562 +57 54 11.56 U F51
2021-08-20 07:00:41 C 14 37 42.329 +57 54 18.39 U F51