2011 LY20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1369787336 ± 3.40e-07
Semi-major axis (a)1.4343045262 AU ± 5.87e-09
Inclination (i)10.47397335° ± 1.57e-05
Long. of Asc. Node (Ω)82.76248765° ± 3.74e-05
Arg. of Perihelion (ω)113.65972053° ± 4.74e-04
Mean Anomaly (M)193.08978966° ± 3.34e-04
Mean Motion (n)0.5737863636°/day ± 3.52e-09
Perihelion dist (q)1.23783531 AU ± 4.87e-07
Aphelion dist (Q)1.63077374 AU ± 4.87e-07
Orbital Period1.71775829 yr ± 1.06e-08
Physical Parameters
H (abs. magnitude)22.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.215″
Uncertainty0
Orbit TypeAmor
MOID0.276007 AU
Observations Used30
Oppositions5
Arc Total2011-2023
First Observation Used2011-06-06
Last Observation Used2023-06-18
Observations (32)
Date Type RA Dec Mag Band Observatory
2011-06-06 09:13:17 C 15 58 17.428 -11 27 45.31 – L F51
2011-06-06 09:54:57 C 15 58 14.929 -11 28 42.07 – L F51
2011-06-06 10:15:44 C 15 58 13.693 -11 29 10.59 – L F51
2011-06-07 06:15:02 C 15 57 13.39 -11 56 28.9 – r G96
2011-06-07 06:23:05 C 15 57 12.92 -11 56 39.4 – r G96
2011-06-07 06:31:20 C 15 57 12.49 -11 56 51.0 – r G96
2011-06-07 06:39:35 C 15 57 12.06 -11 57 01.2 – r G96
2011-06-07 07:10:34 C 15 57 10.26 -11 57 43.7 – o 291
2011-06-07 07:20:39 C 15 57 09.72 -11 57 57.1 – o 291
2011-06-07 07:25:58 C 15 57 09.40 -11 58 04.1 – o 291
2023-04-14 09:39:00 C 15 12 13.414 +23 35 34.62 – V G96
2023-04-14 09:46:25 C 15 12 13.151 +23 35 33.07 – V G96
2023-04-14 09:53:50 C 15 12 12.848 +23 35 30.26 – V G96
2023-04-14 10:01:14 C 15 12 12.539 +23 35 28.18 – V G96
2023-04-15 14:00:51 C 15 11 16.219 +23 27 10.58 – U F52
2023-04-15 14:15:53 C 15 11 15.585 +23 27 05.19 – U F52
2023-04-15 14:30:50 C 15 11 14.950 +23 27 00.09 – U F52
2023-04-27 08:02:55 C 14 58 24.632 +20 48 00.36 – V G96
2023-04-27 08:10:20 C 14 58 24.161 +20 47 54.74 – V G96
2023-04-27 08:17:43 C 14 58 23.725 +20 47 48.48 – V G96
2023-04-27 08:25:07 C 14 58 23.254 +20 47 42.54 – V G96
2023-05-14 11:10:19 C 14 36 26.949 +12 50 55.45 – X F51
2023-05-14 11:26:24 C 14 36 26.066 +12 50 32.19 – X F51
2023-05-14 11:50:53 C 14 36 24.756 +12 49 56.36 – X F51
2023-05-14 12:07:00 C 14 36 23.891 +12 49 32.88 – X F51
2023-05-21 07:24:41 C 14 29 44.286 +08 41 45.56 – V G96
2023-05-21 07:32:50 C 14 29 43.976 +08 41 32.78 – V G96
2023-05-21 07:40:58 C 14 29 43.631 +08 41 18.60 – V G96
2023-05-21 07:49:05 C 14 29 43.321 +08 41 06.94 – V G96
2023-06-18 07:05:42 C 14 27 48.022 -08 33 52.86 – X F51
2023-06-18 07:22:49 C 14 27 48.401 -08 34 16.74 – X F51
2023-06-18 08:05:56 C 14 27 49.323 -08 35 15.64 – X F51