2012 SL8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4524445692 ± 2.73e-07
Semi-major axis (a)1.2825023509 AU ± 1.17e-08
Inclination (i)17.54764968° ± 3.16e-05
Long. of Asc. Node (Ω)355.80324621° ± 1.53e-05
Arg. of Perihelion (ω)136.71236747° ± 2.26e-05
Mean Anomaly (M)288.97516374° ± 3.59e-05
Mean Motion (n)0.6786174475°/day ± 9.28e-09
Perihelion dist (q)0.70224113 AU ± 3.50e-07
Aphelion dist (Q)1.86276357 AU ± 3.50e-07
Orbital Period1.45240339 yr ± 1.99e-08
Physical Parameters
H (abs. magnitude)20.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.327″
Uncertainty0
Orbit TypeApollo
MOID0.174717 AU
Observations Used58
Oppositions4
Arc Total2012-2025
First Observation Used2012-09-16
Last Observation Used2025-09-15
Observations (58)
Date Type RA Dec Mag Band Observatory
2012-09-16 09:04:01 C 23 26 14.92 -07 10 46.3 r G96
2012-09-16 09:10:35 C 23 26 14.06 -07 10 46.4 r G96
2012-09-16 09:17:14 C 23 26 13.16 -07 10 45.9 r G96
2012-09-16 09:23:55 C 23 26 12.33 -07 10 44.6 r G96
2012-09-16 09:59:03 C 23 26 07.76 -07 10 41.7 r G96
2012-09-16 10:01:05 C 23 26 07.47 -07 10 41.5 r G96
2012-09-16 10:03:06 C 23 26 07.18 -07 10 41.4 r G96
2012-09-16 10:05:06 C 23 26 06.97 -07 10 42.1 r G96
2012-09-17 05:41:29 C 23 23 37.54 -07 09 06.0 o 291
2012-09-17 05:44:49 C 23 23 37.10 -07 09 05.2 o 291
2012-09-17 05:47:44 C 23 23 36.73 -07 09 05.3 o 291
2012-09-17 06:18:42 C 23 23 32.28 -07 09 03.9 v H21
2012-09-17 06:29:57 C 23 23 30.80 -07 09 02.7 v H21
2012-09-17 06:41:12 C 23 23 29.30 -07 09 01.9 v H21
2012-09-17 23:16:37 C 23 21 21.20 -07 07 35.5 t 204
2012-09-18 00:00:38 C 23 21 15.36 -07 07 30.6 t 204
2012-09-18 05:13:40 C 23 20 35.29 -07 06 59.3 o H01
2012-09-18 05:23:38 C 23 20 33.96 -07 06 58.4 o H01
2012-09-18 05:37:17 C 23 20 32.13 -07 06 56.9 o H01
2012-09-18 05:48:17 C 23 20 30.68 -07 06 55.8 o H01
2012-09-18 07:33:49 C 23 20 16.52 -07 06 45.1 t 711
2012-09-18 07:41:10 C 23 20 15.55 -07 06 44.5 t 711
2012-09-18 07:48:30 C 23 20 14.55 -07 06 44.1 t 711
2012-09-18 12:19:41 C 23 19 39.60 -07 05 58.8 o 474
2012-09-18 12:24:45 C 23 19 38.92 -07 05 58.3 o 474
2012-09-18 12:29:48 C 23 19 38.26 -07 05 57.9 o 474
2012-09-18 12:34:52 C 23 19 37.57 -07 05 57.5 o 474
2012-09-19 04:14:52 C 23 17 35.57 -07 04 42.0 o H01
2012-09-19 04:24:48 C 23 17 34.25 -07 04 41.0 o H01
2012-09-19 04:34:32 C 23 17 32.94 -07 04 40.1 o H01
2012-09-19 04:52:01 C 23 17 30.60 -07 04 38.5 o H01
2012-09-24 05:44:26 C 23 01 30.86 -06 48 47.6 o 291
2012-09-24 05:47:26 C 23 01 30.42 -06 48 47.0 o 291
2012-09-24 05:50:27 C 23 01 30.04 -06 48 46.2 o 291
2012-09-25 03:25:57 C 22 58 38.57 -06 45 14.6 o 291
2012-09-25 03:30:03 C 22 58 38.02 -06 45 13.3 o 291
2012-09-25 03:34:08 C 22 58 37.51 -06 45 13.0 o 291
2012-10-10 03:05:00 C 22 14 44.33 -05 14 17.7 o 291
2012-10-10 03:10:12 C 22 14 43.80 -05 14 16.4 o 291
2012-10-10 03:15:24 C 22 14 43.23 -05 14 14.4 o 291
2012-11-17 00:19:57 C 21 32 06.96 +01 44 33.2 u H21
2012-11-17 00:51:45 C 21 32 06.94 +01 44 51.3 u H21
2012-11-17 01:09:56 C 21 32 06.92 +01 45 01.3 u H21
2012-11-17 01:36:17 C 21 32 06.90 +01 45 16.4 u H21
2015-08-23 04:16:52 C 01 59 49.51 +12 15 02.5 t 950
2015-08-23 04:19:50 C 01 59 49.64 +12 15 05.0 t 950
2015-08-23 04:20:34 C 01 59 49.63 +12 15 05.1 t 950
2015-08-23 04:22:47 C 01 59 49.69 +12 15 07.0 t 950
2015-08-23 04:24:16 C 01 59 49.77 +12 15 08.3 t 950
2015-09-27 07:12:06 C 01 59 41.38 +32 16 08.7 t 705