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
2002-10-11 08:31:42 C 02 47 52.74 +17 43 41.4 18.8 c 704
2002-10-11 08:54:38 C 02 47 50.61 +17 42 40.3 18.7 c 704
2002-10-11 09:17:19 C 02 47 48.54 +17 41 39.2 19.3 c 704
2002-10-14 10:29:35 C 02 41 21.63 +14 25 32.2 d 291
2002-10-14 11:04:44 C 02 41 18.32 +14 23 56.7 d 291
2002-10-14 11:39:35 C 02 41 15.22 +14 22 23.9 d 291
2002-10-29 05:47:30 C 02 12 05.820 +00 04 04.90 n 645
2002-10-29 05:48:42 C 02 12 05.735 +00 04 02.43 n 645
2002-10-29 05:51:05 C 02 12 05.547 +00 03 57.56 n 645
2002-10-29 05:52:16 C 02 12 05.454 +00 03 55.04 n 645
2002-10-29 07:30:22 C 02 11 58.25 +00 00 38.0 19.1 c 644
2002-10-29 08:07:16 C 02 11 55.46 -00 00 38.0 18.8 c 644
2002-10-29 08:55:59 C 02 11 51.76 -00 02 17.1 18.8 c 644
2002-10-30 06:31:01 C 02 10 19.42 -00 45 43.6 19.2 c 704
2002-10-30 06:56:03 C 02 10 17.59 -00 46 33.2 18.6 c 704
2002-10-30 07:03:52 C 02 10 16.865 -00 46 54.38 n 645
2002-10-30 07:05:04 C 02 10 16.776 -00 46 56.75 n 645
2002-10-30 07:07:27 C 02 10 16.598 -00 47 01.64 n 645
2002-10-30 07:08:39 C 02 10 16.505 -00 47 03.98 n 645
2002-10-30 07:21:06 C 02 10 15.70 -00 47 22.6 18.7 c 704
2002-10-30 07:46:21 C 02 10 13.86 -00 48 12.2 18.7 c 704
2002-11-06 06:15:32 C 01 59 36.88 -05 41 02.5 o 644
2004-10-08 11:52:03 C 04 27 33.64 +05 50 37.7 o 696
2004-10-08 12:00:39 C 04 27 33.32 +05 50 23.0 o 696
2004-11-12 06:14:25 C 03 33 28.14 -14 53 01.1 c 711
2004-11-12 06:22:47 C 03 33 27.42 -14 53 09.1 c 711
2004-11-12 06:31:08 C 03 33 26.83 -14 53 17.1 c 711
2004-11-13 09:55:34 C 03 31 23.34 -15 20 33.6 r E17
2004-11-13 10:00:51 C 03 31 22.71 -15 20 41.2 r E17
2004-11-13 10:06:07 C 03 31 22.28 -15 20 44.6 r E17
2015-01-17 05:02:36 C 06 42 22.18 -40 03 35.5 u 807
2015-01-17 05:15:44 C 06 42 21.28 -40 03 32.7 u 807
2015-01-17 05:28:58 C 06 42 20.35 -40 03 30.4 u 807
2017-02-23 05:46:57 C 06 52 47.495 -37 37 38.20 L F51
2017-02-23 06:00:53 C 06 52 47.083 -37 37 26.64 L F51
2017-02-23 06:14:49 C 06 52 46.652 -37 37 15.15 L F51
2017-10-29 02:10:25 C 17 33 44.23 +05 20 08.5 o 691
2017-10-29 02:19:05 C 17 33 46.03 +05 20 05.3 o 691
2017-10-29 02:27:46 C 17 33 47.82 +05 20 02.7 o 691
2017-10-30 02:13:12 C 17 38 46.05 +05 12 08.9 o 291
2017-10-30 02:18:39 C 17 38 47.19 +05 12 07.3 o 291
2019-09-25 03:34:09 C 16 11 08.34 +22 10 06.6 V G96
2019-09-25 03:42:27 C 16 11 10.01 +22 10 02.5 V G96
2019-09-25 03:50:45 C 16 11 11.79 +22 09 59.9 V G96
2019-09-25 03:59:04 C 16 11 13.46 +22 09 56.2 V G96
2019-10-10 01:53:25 C 17 30 06.74 +18 34 08.2 V G96
2019-10-10 02:00:17 C 17 30 08.28 +18 34 02.2 V G96
2019-10-10 02:07:09 C 17 30 09.85 +18 33 56.4 V G96
2019-10-10 02:14:02 C 17 30 11.43 +18 33 50.9 V G96
2019-11-14 05:12:51 C 20 41 14.536 +03 44 49.56 U F51