308899 (2006 SL198)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3736583140 ± 2.34e-08
Semi-major axis (a)1.7995336764 AU ± 1.94e-09
Inclination (i)16.54622888° ± 3.03e-06
Long. of Asc. Node (Ω)173.20080932° ± 8.22e-06
Arg. of Perihelion (ω)213.22707551° ± 9.81e-06
Mean Anomaly (M)318.03417956° ± 3.48e-06
Mean Motion (n)0.4082933519°/day ± 6.60e-10
Perihelion dist (q)1.12712296 AU ± 4.21e-08
Aphelion dist (Q)2.47194440 AU ± 4.22e-08
Orbital Period2.41401502 yr ± 3.90e-09
Physical Parameters
H (abs. magnitude)18.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.263″
Uncertainty0
Orbit TypeAmor
MOID0.157363 AU
Observations Used322
Oppositions11
Arc Total2006-2025
First Observation Used2006-09-29
Last Observation Used2025-06-19
Observations (354)
Date Type RA Dec Mag Band Observatory
2006-09-29 02:12:52 C 19 52 58.60 -16 14 15.4 18.5 c 704
2006-09-29 02:30:21 C 19 53 00.03 -16 14 45.1 18.9 c 704
2006-09-29 02:47:49 C 19 53 01.36 -16 15 16.6 18.8 c 704
2006-09-29 03:05:18 C 19 53 02.76 -16 15 46.2 18.8 c 704
2006-09-29 03:22:47 C 19 53 04.22 -16 16 16.0 19.2 c 704
2006-09-30 02:40:40 C 19 55 06.16 -16 56 37.8 c 854
2006-09-30 02:47:31 C 19 55 06.56 -16 56 49.5 r G96
2006-09-30 02:50:20 C 19 55 06.93 -16 56 53.8 c 854
2006-09-30 02:55:33 C 19 55 07.24 -16 57 03.4 r G96
2006-09-30 03:00:00 C 19 55 07.75 -16 57 09.9 c 854
2006-09-30 03:03:45 C 19 55 07.93 -16 57 17.3 r G96
2006-09-30 03:11:40 C 19 55 08.58 -16 57 30.8 r G96
2006-09-30 18:39:23 C 19 56 31.86 -17 24 09.4 r 118
2006-09-30 18:48:47 C 19 56 32.68 -17 24 25.7 r 118
2006-09-30 18:58:10 C 19 56 33.45 -17 24 41.2 r 118
2006-10-04 09:57:42 C 20 04 59.05 -19 50 46.9 r E12
2006-10-10 11:14:10 C 20 21 20.70 -23 41 08.5 r E12
2006-10-10 11:28:09 C 20 21 22.21 -23 41 30.3 r E12
2006-10-10 11:42:10 C 20 21 23.86 -23 41 51.1 r E12
2006-10-10 11:56:09 C 20 21 25.56 -23 42 12.4 r E12
2006-10-16 06:52:46 C 20 39 42.51 -27 01 12.5 r F84
2006-10-16 07:03:14 C 20 39 43.92 -27 01 26.3 r F84
2006-10-29 10:02:53 C 21 29 49.91 -32 50 14.6 r E12
2006-10-29 10:06:16 C 21 29 50.52 -32 50 17.3 r E12
2006-11-05 06:31:15 C 21 59 47.47 -34 45 55.9 r F84
2006-11-05 07:02:22 C 21 59 53.08 -34 46 12.4 r F84
2006-11-11 08:55:39 C 22 27 47.56 -35 47 01.0 r F84
2006-11-11 09:33:25 C 22 27 54.77 -35 47 11.5 r F84
2006-11-27 06:36:58 C 23 42 08.53 -35 22 30.6 r F84
2006-11-27 07:06:21 C 23 42 14.01 -35 22 18.4 r F84
2006-12-13 08:33:23 C 00 51 53.44 -31 08 54.0 r F84
2006-12-13 09:21:54 C 00 52 01.47 -31 08 09.3 r F84
2006-12-31 04:58:56 C 01 58 37.27 -23 36 06.2 o 448
2006-12-31 05:14:28 C 01 58 39.45 -23 35 47.5 o 448
2006-12-31 05:31:12 C 01 58 41.85 -23 35 27.3 o 448
2006-12-31 07:34:59 C 01 58 59.65 -23 32 51.6 r F84
2006-12-31 08:13:55 C 01 59 05.10 -23 32 05.1 r F84
2007-01-10 03:36:52 C 02 31 28.12 -18 47 18.3 r 448
2007-01-10 04:07:38 C 02 31 32.17 -18 46 39.6 r 448
2007-01-10 04:38:20 C 02 31 36.13 -18 46 03.9 r 448
2007-02-07 03:34:36 C 03 53 19.40 -05 31 56.5 r 448
2007-02-07 04:26:21 C 03 53 25.08 -05 31 00.7 r 448
2007-02-07 05:16:26 C 03 53 30.83 -05 30 05.9 r 448
2008-04-13 08:41:45 C 15 45 23.47 +00 40 32.1 o 291
2008-04-13 08:47:10 C 15 45 23.47 +00 40 34.6 o 291
2008-04-13 08:52:33 C 15 45 23.22 +00 40 35.9 o 291
2010-03-14 06:20:32 C 12 56 40.55 +00 09 58.3 o 691
2010-03-14 06:45:55 C 12 56 39.46 +00 10 12.5 o 691
2010-03-18 06:04:57 C 12 52 34.63 +01 06 01.0 o 691
2010-03-18 06:30:23 C 12 52 33.49 +01 06 16.9 o 691