2011 LH21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4152955344 ± 5.88e-08
Semi-major axis (a)1.7924121542 AU ± 7.31e-09
Inclination (i)6.87166325° ± 7.29e-06
Long. of Asc. Node (Ω)273.69002018° ± 5.07e-05
Arg. of Perihelion (ω)37.24264636° ± 5.37e-05
Mean Anomaly (M)0.74392973° ± 1.58e-05
Mean Motion (n)0.4107290833°/day ± 2.51e-09
Perihelion dist (q)1.04803139 AU ± 1.06e-07
Aphelion dist (Q)2.53679292 AU ± 1.06e-07
Orbital Period2.39969927 yr ± 1.47e-08
Physical Parameters
H (abs. magnitude)19.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.230″
Uncertainty0
Orbit TypeAmor
MOID0.061063 AU
Observations Used62
Oppositions7
Arc Total2011-2023
First Observation Used2011-06-12
Last Observation Used2023-12-16
Observations (66)
Date Type RA Dec Mag Band Observatory
2023-11-19 08:28:45 C 03 59 18.425 +29 51 27.02 X F51
2023-12-03 05:45:03 C 03 36 47.110 +26 53 07.08 V G96
2023-12-03 05:53:08 C 03 36 46.606 +26 53 02.83 V G96
2023-12-03 06:01:14 C 03 36 46.134 +26 52 58.15 V G96
2023-12-03 06:09:20 C 03 36 45.659 +26 52 54.37 V G96
2023-12-07 10:45:15 C 03 31 37.289 +26 01 10.26 X F51
2023-12-07 11:02:48 C 03 31 36.424 +26 01 01.44 X F51
2023-12-07 11:21:13 C 03 31 35.518 +26 00 52.00 X F51
2023-12-07 11:38:56 C 03 31 34.655 +26 00 43.25 X F51
2023-12-15 04:40:16 C 03 24 31.244 +24 34 11.32 V G96
2023-12-15 04:47:43 C 03 24 31.018 +24 34 07.57 V G96
2023-12-15 04:55:09 C 03 24 30.798 +24 34 05.05 V G96
2023-12-16 05:25:42 C 03 23 48.950 +24 23 40.84 X F51
2023-12-16 05:46:55 C 03 23 48.324 +24 23 32.16 X F51
2023-12-16 06:05:27 C 03 23 47.767 +24 23 24.59 X F51
2023-12-16 06:27:50 C 03 23 47.101 +24 23 15.14 X F51