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
2023-09-12 13:39:11 C 04 13 18.114 +08 47 26.21 X F52
2023-09-12 13:56:00 C 04 13 21.486 +08 46 56.49 X F52
2023-09-12 14:12:47 C 04 13 24.854 +08 46 26.68 X F52
2023-09-12 14:29:37 C 04 13 28.231 +08 45 56.75 X F52
2023-09-17 07:20:40 C 04 36 17.810 +05 19 47.39 V W68
2023-09-17 07:25:13 C 04 36 18.708 +05 19 39.00 V W68
2023-09-17 07:35:26 C 04 36 20.659 +05 19 19.96 V W68
2023-09-17 08:06:50 C 04 36 26.638 +05 18 20.95 V W68
2023-09-18 11:06:43 C 04 41 42.706 +04 27 09.11 V 703
2023-09-18 11:14:26 C 04 41 44.149 +04 26 55.00 V 703
2023-09-18 11:22:06 C 04 41 45.528 +04 26 40.34 V 703
2023-09-19 01:49:15 C 04 44 33.197 +03 59 49.92 V M22
2023-09-19 02:15:48 C 04 44 38.131 +03 59 00.67 V M22
2023-09-19 02:22:23 C 04 44 39.331 +03 58 48.58 V M22
2023-09-19 02:29:06 C 04 44 40.637 +03 58 35.44 V M22
2023-09-19 10:48:05 C 04 46 16.396 +03 42 22.86 V G96
2023-09-19 10:55:36 C 04 46 17.785 +03 42 08.82 V G96
2023-09-19 11:03:04 C 04 46 19.135 +03 41 54.96 V G96
2023-09-19 11:10:32 C 04 46 20.546 +03 41 40.45 V G96
2023-09-19 13:05:57 C 04 46 43.066 +03 38 06.56 X F51
2023-09-19 13:21:43 C 04 46 45.976 +03 37 36.80 X F51
2023-09-19 13:37:33 C 04 46 48.895 +03 37 06.85 X F51
2023-09-21 13:33:33 C 04 55 49.723 +02 06 05.95 X F51
2023-09-21 14:03:37 C 04 55 55.098 +02 05 08.78 X F51
2023-09-21 14:18:37 C 04 55 57.774 +02 04 40.27 X F51
2023-09-24 10:45:52 C 05 08 21.239 -00 05 20.90 V 703
2023-09-24 10:53:38 C 05 08 22.549 -00 05 35.02 V 703
2023-09-24 11:01:24 C 05 08 23.878 -00 05 49.56 V 703
2023-09-27 10:25:52 C 05 20 41.658 -02 19 53.22 V 703
2023-09-27 10:33:37 C 05 20 42.968 -02 20 07.80 V 703
2023-09-27 10:41:23 C 05 20 44.196 -02 20 21.88 V 703
2023-09-27 10:49:08 C 05 20 45.456 -02 20 36.56 V 703
2023-10-05 07:32:19 C 05 50 01.255 -07 58 04.62 V W68
2023-10-05 07:37:00 C 05 50 01.894 -07 58 12.90 V W68
2023-10-05 07:55:33 C 05 50 04.447 -07 58 44.33 V W68
2023-10-05 08:06:32 C 05 50 05.947 -07 59 03.34 V W68
2023-10-05 12:01:52 C 05 50 38.836 -08 06 10.80 V 703
2023-10-05 12:07:00 C 05 50 39.656 -08 06 19.33 V 703
2023-10-05 12:12:08 C 05 50 40.322 -08 06 28.19 V 703
2023-10-05 12:17:17 C 05 50 40.988 -08 06 36.61 V 703
2023-10-08 08:08:01 C 05 59 59.695 -09 59 16.87 V W68
2023-10-08 08:11:55 C 06 00 00.199 -09 59 24.07 V W68
2023-10-08 08:17:48 C 06 00 00.919 -09 59 32.93 V W68
2023-10-08 08:32:51 C 06 00 02.837 -09 59 57.98 V W68
2023-10-09 11:54:59 C 06 03 36.986 -10 44 35.16 V 703
2023-10-09 12:02:08 C 06 03 37.850 -10 44 46.82 V 703
2023-10-09 12:09:17 C 06 03 38.801 -10 44 57.95 V 703
2023-10-09 12:16:27 C 06 03 39.690 -10 45 09.72 V 703
2023-10-23 06:43:36 C 06 38 58.522 -18 29 00.28 V W68
2023-10-23 06:48:09 C 06 38 58.956 -18 29 06.00 V W68