IAA RAS IAA Minor Planet Database

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
2020-09-05 04:47:37 C 18 10 33.43 +41 18 22.1 – V G96
2020-09-05 04:55:07 C 18 10 32.76 +41 18 17.4 – V G96
2020-09-05 05:02:38 C 18 10 32.12 +41 18 12.0 – V G96
2020-09-05 05:10:10 C 18 10 31.44 +41 18 07.6 – V G96
2020-09-05 12:43:42 C 18 09 52.96 +41 13 18.2 – q D29
2020-09-05 13:05:49 C 18 09 51.04 +41 13 03.7 – q D29
2020-09-05 13:27:56 C 18 09 49.16 +41 12 49.6 – q D29
2020-09-18 03:46:24 C 17 49 48.27 +37 42 14.7 – V G96
2020-09-18 03:54:31 C 17 49 47.83 +37 42 08.5 – V G96
2020-09-18 04:02:38 C 17 49 47.43 +37 42 02.7 – V G96
2020-09-18 04:10:46 C 17 49 47.02 +37 41 56.5 – V G96
2020-09-19 03:53:48 C 17 48 39.61 +37 24 38.9 – V G96
2020-09-19 04:01:58 C 17 48 39.24 +37 24 32.2 – V G96
2020-09-19 04:10:08 C 17 48 38.80 +37 24 26.1 – V G96
2020-09-19 04:18:17 C 17 48 38.46 +37 24 20.1 – V G96
2020-09-22 05:33:58 C 17 45 32.970 +36 30 46.21 – U F52
2020-09-22 05:46:54 C 17 45 32.448 +36 30 36.53 – U F52
2020-09-22 05:59:49 C 17 45 31.916 +36 30 27.04 – U F52
2020-09-22 06:12:44 C 17 45 31.377 +36 30 17.46 – U F52
2020-09-25 05:41:04 C 17 43 01.603 +35 38 05.45 – U F52
2020-09-25 05:52:07 C 17 43 01.198 +35 37 57.49 – U F52
2020-09-25 06:03:11 C 17 43 00.855 +35 37 48.93 – U F52
2020-09-29 05:22:50 C 17 40 25.307 +34 28 48.79 – U F52
2020-09-29 05:35:55 C 17 40 24.989 +34 28 39.33 – U F52
2020-09-29 05:48:53 C 17 40 24.667 +34 28 29.87 – U F52
2020-09-29 06:01:51 C 17 40 24.334 +34 28 20.45 – U F52
2020-10-01 07:15:00 C 17 39 22.395 +33 53 07.01 – U F51
2020-10-01 07:32:29 C 17 39 22.046 +33 52 54.49 – U F51
2020-10-01 07:49:57 C 17 39 21.712 +33 52 41.71 – U F51
2020-10-06 02:30:11 C 17 37 42.64 +32 32 06.4 – V G96
2020-10-06 02:37:35 C 17 37 42.56 +32 32 01.1 – V G96
2020-10-06 02:44:59 C 17 37 42.46 +32 31 55.9 – V G96
2020-10-06 02:52:24 C 17 37 42.37 +32 31 50.4 – V G96
2020-10-17 02:50:13 C 17 37 19.72 +29 35 19.1 – V 703
2020-10-17 02:57:52 C 17 37 19.75 +29 35 13.5 – V 703
2020-10-17 03:05:31 C 17 37 19.80 +29 35 08.4 – V 703
2020-10-17 03:13:10 C 17 37 19.96 +29 35 03.2 – V 703
2020-10-20 02:19:38 C 17 37 55.73 +28 49 44.2 – V 703
2020-10-20 02:29:00 C 17 37 55.88 +28 49 38.6 – V 703
2020-10-20 02:38:21 C 17 37 55.98 +28 49 32.8 – V 703
2020-10-20 02:47:43 C 17 37 56.06 +28 49 26.3 – V 703
2020-10-25 05:26:02 C 17 39 32.58 +27 33 11.9 – V T05
2020-10-25 05:30:39 C 17 39 32.64 +27 33 10.5 – V T05
2020-10-25 05:34:36 C 17 39 32.80 +27 33 07.9 – V T05
2020-10-25 06:21:00 C 17 39 33.46 +27 32 39.7 – V T05
2021-06-03 12:37:16 C 20 34 50.324 -14 29 23.37 – U F51
2021-06-03 12:53:09 C 20 34 49.075 -14 29 16.26 – U F51
2021-06-03 13:09:02 C 20 34 47.838 -14 29 08.93 – U F51
2021-06-03 13:24:54 C 20 34 46.597 -14 29 01.71 – U F51
2021-06-11 07:44:37 C 20 18 57.55 -13 03 13.4 – V G96