2013 SL20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4032499393 ± 4.98e-07
Semi-major axis (a)1.0805709224 AU ± 6.16e-09
Inclination (i)4.29171378° ± 1.11e-05
Long. of Asc. Node (Ω)8.48155655° ± 1.75e-05
Arg. of Perihelion (ω)115.67381488° ± 4.72e-05
Mean Anomaly (M)218.56284303° ± 1.19e-05
Mean Motion (n)0.8774701695°/day ± 7.50e-09
Perihelion dist (q)0.64483076 AU ± 5.38e-07
Aphelion dist (Q)1.51631108 AU ± 5.39e-07
Orbital Period1.12325902 yr ± 9.60e-09
Physical Parameters
H (abs. magnitude)24.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.375″
Uncertainty0
Orbit TypeApollo
MOID0.015516 AU
Observations Used77
Oppositions1
Arc Total2013-2022
First Observation Used2013-09-25
Last Observation Used2022-10-11
Observations (82)
Date Type RA Dec Mag Band Observatory
2022-10-03 02:52:10 C 01 48 38.38 +13 50 42.2 V L01
2022-10-03 06:53:01 C 01 48 36.44 +14 01 48.7 u H21
2022-10-03 06:57:03 C 01 48 36.25 +14 01 59.6 u H21
2022-10-03 07:00:56 C 01 48 36.06 +14 02 10.4 u H21
2022-10-03 09:21:18 C 01 48 32.788 +14 08 26.95 L 658
2022-10-03 09:24:19 C 01 48 32.642 +14 08 35.20 L 658
2022-10-03 09:27:19 C 01 48 32.496 +14 08 43.43 L 658
2022-10-03 09:30:20 C 01 48 32.341 +14 08 51.70 L 658
2022-10-03 09:36:22 C 01 48 32.052 +14 09 08.07 L 658
2022-10-04 22:45:01 C 01 47 28.20 +16 09 58.7 X C95
2022-10-04 23:03:00 C 01 47 27.08 +16 11 07.2 X C95
2022-10-04 23:21:05 C 01 47 25.92 +16 12 16.1 X C95
2022-10-07 21:41:52 C 01 43 17.53 +22 32 44.7 V L18
2022-10-07 21:45:36 C 01 43 17.11 +22 33 12.6 V L18
2022-10-07 21:49:14 C 01 43 16.58 +22 33 40.6 V L18
2022-10-08 22:27:33 C 01 40 34.841 +26 15 52.28 X B72
2022-10-08 22:30:46 C 01 40 34.273 +26 16 26.43 X B72
2022-10-08 22:33:58 C 01 40 33.702 +26 17 00.65 X B72
2022-10-09 19:58:11 C 01 37 08.31 +30 40 35.2 X G02
2022-10-09 20:07:19 C 01 37 06.16 +30 42 48.9 X G02
2022-10-09 20:16:26 C 01 37 03.97 +30 45 03.1 X G02
2022-10-09 20:26:07 C 01 37 01.57 +30 47 25.9 X G02
2022-10-11 19:42:23 C 01 18 39.254 +48 00 49.14 V Z80
2022-10-11 19:52:30 C 01 18 31.133 +48 06 20.48 V Z80
2022-10-11 20:02:37 C 01 18 22.942 +48 11 53.41 V Z80
2022-10-11 21:06:38 C 01 17 25.21 +48 48 20.4 X 595
2022-10-11 21:14:47 C 01 17 17.82 +48 52 51.7 X 595
2022-10-11 21:22:55 C 01 17 10.29 +48 57 24.1 X 595
2022-10-11 22:15:38 C 01 16 22.813 +49 26 13.44 X B72
2022-10-11 22:17:14 C 01 16 21.289 +49 27 07.54 X B72
2022-10-11 22:18:55 C 01 16 19.691 +49 28 04.61 X B72
2022-10-11 22:19:25 C 01 16 19.181 +49 28 21.75 X B72