2012 LL9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7312884538 ± 2.87e-08
Semi-major axis (a)2.7128081981 AU ± 7.13e-09
Inclination (i)35.15326206° ± 1.12e-05
Long. of Asc. Node (Ω)129.42918397° ± 2.76e-05
Arg. of Perihelion (ω)205.88741851° ± 2.34e-05
Mean Anomaly (M)348.59137484° ± 3.55e-06
Mean Motion (n)0.2205888936°/day ± 8.69e-10
Perihelion dist (q)0.72896289 AU ± 7.79e-08
Aphelion dist (Q)4.69665351 AU ± 7.88e-08
Orbital Period4.46815915 yr ± 1.76e-08
Physical Parameters
H (abs. magnitude)18.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.285″
Uncertainty0
Orbit TypeApollo
MOID0.242258 AU
Observations Used152
Oppositions7
Arc Total2012-2021
First Observation Used2012-06-13
Last Observation Used2021-06-13
Observations (162)
Date Type RA Dec Mag Band Observatory
2012-06-13 06:37:31 C 15 50 00.31 +61 02 59.8 r 703
2012-06-13 06:45:39 C 15 49 58.47 +61 03 02.1 r 703
2012-06-13 06:53:51 C 15 49 57.46 +61 03 07.7 r 703
2012-06-13 07:02:02 C 15 49 56.02 +61 03 11.9 r 703
2012-06-13 07:09:22 C 15 49 54.98 +61 03 12.9 r 703
2012-06-13 07:17:45 C 15 49 53.68 +61 03 20.5 r 703
2012-06-13 07:26:15 C 15 49 52.39 +61 03 23.5 r 703
2012-06-13 07:34:40 C 15 49 51.13 +61 03 28.6 r 703
2012-06-13 21:37:35 C 15 47 43.63 +61 10 51.7 v B18
2012-06-13 21:43:40 C 15 47 42.72 +61 10 54.7 v B18
2012-06-13 21:44:53 C 15 47 43.49 +61 10 56.8 v I93
2012-06-13 21:49:45 C 15 47 41.77 +61 10 58.1 v B18
2012-06-13 21:56:19 C 15 47 41.61 +61 11 02.4 v I93
2012-06-13 22:08:47 C 15 47 39.68 +61 11 09.4 v I93
2012-06-13 22:10:22 C 15 47 39.44 +61 11 08.6 u J95
2012-06-13 22:24:00 C 15 47 37.27 +61 11 14.9 u J95
2012-06-13 22:37:32 C 15 47 35.17 +61 11 22.1 u J95
2012-06-14 02:45:16 C 15 46 57.71 +61 13 33.2 c H21
2012-06-14 02:54:58 C 15 46 56.36 +61 13 37.6 c H21
2012-06-14 03:04:58 C 15 46 54.71 +61 13 43.4 c H21
2012-06-14 04:26:31 C 15 46 42.16 +61 14 26.7 c H06
2012-06-14 04:29:45 C 15 46 41.63 +61 14 28.7 c H06
2012-06-14 04:32:58 C 15 46 41.10 +61 14 30.3 c H06
2012-06-14 04:36:13 C 15 46 40.55 +61 14 31.7 c H06
2012-06-14 04:50:08 C 15 46 38.31 +61 14 39.1 o H01
2012-06-14 05:02:17 C 15 46 36.34 +61 14 45.4 o H01
2012-06-14 05:23:15 C 15 46 32.96 +61 14 56.2 o H01
2012-06-14 05:38:59 C 15 46 30.43 +61 15 04.2 o H01
2012-06-14 21:41:08 C 15 44 00.49 +61 23 06.1 c A24
2012-06-14 21:49:24 C 15 43 59.15 +61 23 10.2 c A24
2012-06-14 21:57:39 C 15 43 57.70 +61 23 14.2 c A24
2012-06-14 23:57:28 C 15 43 37.98 +61 24 10.4 o 461
2012-06-14 23:59:49 C 15 43 37.57 +61 24 11.8 o 461
2012-06-15 00:02:09 C 15 43 37.19 +61 24 12.9 o 461
2012-06-15 00:04:31 C 15 43 36.79 +61 24 14.0 o 461
2012-06-15 00:06:52 C 15 43 36.49 +61 24 14.5 o 461
2012-06-15 01:06:36 C 15 43 26.78 +61 24 44.4 u B33
2012-06-15 01:19:54 C 15 43 24.83 +61 24 50.6 u B33
2012-06-15 04:37:37 C 15 42 54.30 +61 26 32.2 c H21
2012-06-15 05:00:16 C 15 42 50.53 +61 26 42.5 c H21
2012-06-15 05:28:21 C 15 42 46.30 +61 26 58.5 o H01
2012-06-15 05:46:03 C 15 42 43.34 +61 27 07.0 o H01
2012-06-15 05:53:36 C 15 42 42.08 +61 27 10.6 o H01
2012-06-15 06:01:10 C 15 42 40.82 +61 27 14.2 o H01
2012-06-15 21:11:02 C 15 40 14.43 +61 34 25.8 u 104
2012-06-15 21:15:11 C 15 40 13.80 +61 34 28.2 u 104
2012-06-15 21:19:50 C 15 40 13.05 +61 34 30.6 u 104
2012-06-18 03:17:27 C 15 31 05.36 +61 58 09.9 u H21
2012-06-18 03:23:09 C 15 31 04.35 +61 58 12.5 u H21
2012-06-18 03:28:50 C 15 31 03.29 +61 58 14.7 u H21