219021 (1991 LH)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7332842023 ± 4.07e-08
Semi-major axis (a)1.3566152911 AU ± 3.85e-09
Inclination (i)53.13305852° ± 8.87e-06
Long. of Asc. Node (Ω)281.03094178° ± 5.96e-06
Arg. of Perihelion (ω)203.81236497° ± 7.75e-06
Mean Anomaly (M)35.68876427° ± 1.21e-05
Mean Motion (n)0.6237739219°/day ± 2.66e-09
Perihelion dist (q)0.36183073 AU ± 5.52e-08
Aphelion dist (Q)2.35139985 AU ± 5.56e-08
Orbital Period1.58010178 yr ± 6.73e-09
Physical Parameters
H (abs. magnitude)16.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.296″
Uncertainty0
Orbit TypeApollo
MOID0.428455 AU
Observations Used223
Oppositions12
Arc Total1991-2024
First Observation Used1991-06-14
Last Observation Used2024-06-20
Observations (245)
Date Type RA Dec Mag Band Observatory
2021-06-11 07:52:57 C 20 18 56.74 -13 03 09.4 V G96
2021-06-11 08:01:16 C 20 18 55.97 -13 03 05.6 V G96
2021-06-11 08:09:35 C 20 18 55.18 -13 03 02.0 V G96
2021-06-15 12:09:13 C 20 09 10.895 -12 17 01.86 U F51
2021-06-15 12:43:15 C 20 09 07.377 -12 16 46.36 U F51
2021-06-15 12:59:43 C 20 09 05.676 -12 16 38.74 U F51
2022-06-08 11:18:25 C 02 12 17.359 +48 01 02.50 U I41
2022-06-08 11:21:50 C 02 12 18.300 +48 01 04.80 U I41
2022-06-08 11:25:15 C 02 12 19.310 +48 01 07.21 U I41
2022-06-08 11:28:39 C 02 12 20.270 +48 01 09.59 U I41
2022-06-08 11:32:04 C 02 12 21.240 +48 01 12.29 U I41
2023-05-27 09:43:29 C 21 12 53.420 +10 04 05.34 V G96
2023-05-27 09:50:17 C 21 12 53.348 +10 04 10.02 V G96
2023-05-27 09:57:04 C 21 12 53.183 +10 04 15.74 V G96
2023-05-27 10:03:52 C 21 12 53.147 +10 04 21.43 V G96
2023-06-21 07:58:30 C 20 53 29.944 +17 55 04.55 V G96
2023-06-21 08:07:49 C 20 53 29.447 +17 55 11.32 V G96
2023-06-21 08:17:08 C 20 53 28.903 +17 55 18.59 V G96
2024-05-12 09:13:11 C 22 06 10.968 -37 26 38.22 V W68
2024-05-12 09:17:47 C 22 06 10.526 -37 26 38.33 V W68
2024-05-12 09:21:48 C 22 06 10.140 -37 26 38.54 V W68
2024-05-12 09:37:43 C 22 06 08.695 -37 26 38.54 V W68
2024-05-19 08:26:55 C 21 48 47.582 -37 25 12.68 V W68
2024-05-19 08:30:59 C 21 48 47.069 -37 25 13.08 V W68
2024-05-19 08:39:31 C 21 48 45.998 -37 25 13.37 V W68
2024-05-19 08:56:41 C 21 48 43.992 -37 25 12.86 V W68
2024-05-21 01:48:02 C 21 43 46.610 -37 24 49.57 V M22
2024-05-21 01:50:45 C 21 43 46.301 -37 24 49.50 V M22
2024-05-21 01:58:52 C 21 43 45.266 -37 24 49.82 V M22
2024-05-21 02:13:31 C 21 43 43.354 -37 24 49.28 V M22
2024-05-30 01:41:11 C 21 12 22.798 -37 14 34.01 V M22
2024-05-30 01:44:00 C 21 12 22.286 -37 14 34.01 V M22
2024-05-30 01:48:00 C 21 12 21.586 -37 14 34.44 V M22
2024-05-30 01:55:49 C 21 12 20.218 -37 14 33.61 V M22
2024-06-02 13:59:22 C 20 57 40.155 -37 02 57.90 X F51
2024-06-02 14:10:39 C 20 57 38.059 -37 02 55.95 X F51
2024-06-02 14:21:54 C 20 57 35.955 -37 02 53.92 X F51
2024-06-12 12:29:53 C 20 09 48.058 -35 43 53.85 X F51
2024-06-12 12:44:48 C 20 09 44.811 -35 43 46.33 X F51
2024-06-12 13:00:32 C 20 09 41.371 -35 43 38.28 X F51
2024-06-12 13:15:55 C 20 09 38.010 -35 43 30.48 X F51
2024-06-20 04:58:11 C 19 29 52.003 -33 42 10.55 V W68
2024-06-20 05:01:03 C 19 29 51.382 -33 42 07.02 V W68
2024-06-20 05:05:37 C 19 29 50.376 -33 42 03.96 V W68
2024-06-20 05:16:26 C 19 29 47.928 -33 41 55.50 V W68