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
2012-10-11 08:31:16 C 08 08 56.76 -22 29 04.3 u 807
2012-11-13 07:19:45 C 08 00 48.11 -22 54 01.5 u 807
2012-11-13 07:27:02 C 08 00 47.78 -22 54 00.5 u 807
2012-11-13 07:34:20 C 08 00 47.51 -22 54 00.2 u 807
2012-11-13 07:41:54 C 08 00 47.15 -22 53 59.5 u 807
2012-11-13 07:48:53 C 08 00 46.85 -22 53 59.0 u 807
2012-12-03 06:42:24 C 07 32 15.02 -20 43 23.5 u 807
2012-12-03 06:49:07 C 07 32 14.51 -20 43 20.5 u 807
2012-12-03 06:57:28 C 07 32 13.82 -20 43 17.2 u 807
2013-01-07 03:20:32 C 06 26 05.73 -09 20 07.5 u 807
2013-01-07 03:27:47 C 06 26 05.22 -09 20 00.0 u 807
2013-01-07 03:35:01 C 06 26 04.76 -09 19 52.5 u 807
2013-01-07 03:42:31 C 06 26 04.24 -09 19 44.8 u 807
2013-01-07 03:49:26 C 06 26 03.78 -09 19 37.5 u 807
2021-04-13 09:52:27 C 17 53 48.23 +34 36 06.6 V I52
2021-04-13 09:58:31 C 17 53 48.63 +34 36 12.3 V I52
2021-04-13 10:04:34 C 17 53 49.12 +34 36 19.8 V I52
2021-04-13 10:10:38 C 17 53 49.51 +34 36 26.1 V I52
2021-04-14 10:49:20 C 17 55 34.78 +35 02 34.6 V G96
2021-04-14 11:04:22 C 17 55 35.84 +35 02 50.5 V G96
2021-04-14 11:11:54 C 17 55 36.36 +35 02 58.1 V G96
2021-04-17 10:36:29 C 18 00 44.11 +36 20 09.4 V I52
2021-04-17 10:43:07 C 18 00 44.58 +36 20 16.6 V I52
2021-04-17 10:49:45 C 18 00 45.05 +36 20 24.1 V I52
2021-04-19 10:00:47 C 18 04 10.73 +37 12 35.2 V I52
2021-04-19 10:05:37 C 18 04 11.11 +37 12 41.4 V I52
2021-04-19 10:15:18 C 18 04 11.71 +37 12 51.9 V I52
2021-04-22 11:27:51 C 18 09 35.13 +38 35 43.7 V I52
2021-04-22 11:30:53 C 18 09 35.34 +38 35 46.5 V I52
2021-04-23 01:42:58 C 18 10 39.05 +38 52 03.3 V 033
2021-04-23 01:48:08 C 18 10 39.48 +38 52 09.3 V 033
2021-04-23 01:53:19 C 18 10 39.86 +38 52 15.5 V 033
2021-04-23 10:41:01 C 18 11 19.31 +39 02 28.0 V I52
2021-04-23 10:44:39 C 18 11 19.56 +39 02 32.0 V I52
2021-04-23 10:51:37 C 18 11 20.08 +39 02 39.7 V I52
2021-05-02 10:00:50 C 18 28 11.00 +43 21 16.1 V G96
2021-05-02 10:10:39 C 18 28 11.77 +43 21 28.8 V G96
2021-05-02 10:20:28 C 18 28 12.59 +43 21 40.7 V G96
2021-05-02 10:30:18 C 18 28 13.34 +43 21 53.5 V G96
2021-05-13 09:42:27 C 18 52 14.78 +49 05 44.7 V G96
2021-05-13 09:50:04 C 18 52 15.52 +49 05 55.2 V G96
2021-05-13 09:57:41 C 18 52 16.29 +49 06 05.7 V G96
2021-05-25 08:04:03 C 19 28 54.43 +55 57 54.1 V G96
2021-05-25 08:13:10 C 19 28 55.95 +55 58 08.6 V G96
2021-05-25 08:22:18 C 19 28 57.32 +55 58 22.4 V G96
2021-05-25 08:31:25 C 19 28 58.79 +55 58 36.2 V G96
2021-05-28 21:45:47 S 19 44 21.770 +58 09 35.03 L C51
2021-05-29 00:54:06 S 19 44 59.498 +58 14 28.82 L C51
2021-05-29 04:02:14 S 19 45 37.464 +58 19 22.87 L C51
2021-05-29 07:10:33 S 19 46 15.751 +58 24 17.42 L C51