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
2017-07-28 11:56:57 S 21 53 01.087 +69 23 28.79 L C51
2017-07-30 23:39:12 S 21 41 30.163 +71 17 04.02 L C51
2017-07-31 10:38:57 S 21 39 02.995 +71 37 38.35 L C51
2017-08-08 10:24:11 C 20 32 39.873 +77 04 24.38 L F51
2017-08-08 10:39:12 C 20 32 32.181 +77 04 45.95 L F51
2017-08-08 10:54:08 C 20 32 24.517 +77 05 07.60 L F51
2017-08-08 11:09:07 C 20 32 16.815 +77 05 29.23 L F51
2017-08-25 07:24:03 C 15 35 16.29 +77 26 49.2 L T08
2017-08-25 07:37:01 C 15 35 08.62 +77 26 29.5 L T08
2017-08-25 08:07:59 C 15 34 51.30 +77 25 44.5 L T08
2017-08-25 08:10:09 C 15 34 50.11 +77 25 41.2 L T08
2017-08-27 07:12:50 C 15 10 51.88 +76 13 55.5 L T05
2017-08-27 07:28:20 C 15 10 44.40 +76 13 28.9 L T05
2017-08-27 07:41:30 C 15 10 38.27 +76 13 07.9 L T05
2017-08-27 07:54:08 C 15 10 32.51 +76 12 46.8 L T05
2017-08-27 08:08:05 C 15 10 26.18 +76 12 23.2 L T05
2018-04-18 11:15:44 C 20 54 58.80 -12 53 32.7 U G96
2018-04-18 11:22:38 C 20 54 58.98 -12 53 29.7 U G96
2018-04-18 11:29:31 C 20 54 59.03 -12 53 24.5 U G96
2018-04-18 11:36:23 C 20 54 59.17 -12 53 22.0 U G96
2018-05-14 10:08:20 C 20 57 06.59 -07 09 13.1 U G96
2018-05-14 10:15:49 C 20 57 06.47 -07 09 08.3 U G96
2018-05-14 10:23:21 C 20 57 06.35 -07 09 04.0 U G96
2018-05-14 10:30:51 C 20 57 06.25 -07 08 59.6 U G96
2018-06-14 08:15:59 C 20 27 52.41 -00 10 54.0 U G96
2018-06-14 08:24:46 C 20 27 51.76 -00 10 48.9 U G96
2018-06-14 08:31:40 C 20 27 51.31 -00 10 45.4 U G96
2018-06-14 08:38:36 C 20 27 50.82 -00 10 41.6 U G96
2018-06-25 12:49:50 C 20 07 19.833 +02 04 06.32 U F51
2018-06-25 13:11:05 C 20 07 17.993 +02 04 16.33 U F51
2020-05-04 14:00:57 C 21 29 55.234 +10 54 14.42 U F52
2020-05-04 14:11:13 C 21 29 55.474 +10 54 22.58 U F52
2020-05-04 14:21:30 C 21 29 55.702 +10 54 30.87 U F52
2020-06-13 09:34:04 C 21 33 21.64 +25 52 56.0 V G96
2020-06-13 09:40:48 C 21 33 21.45 +25 53 03.2 V G96
2020-06-13 09:47:30 C 21 33 21.28 +25 53 10.2 V G96
2020-06-13 09:54:15 C 21 33 21.12 +25 53 17.5 V G96
2020-07-15 23:27:53 C 20 45 54.72 +39 34 32.7 V C95
2020-07-15 23:41:36 C 20 45 53.21 +39 34 44.2 V C95
2020-07-15 23:55:27 C 20 45 51.77 +39 34 58.1 V C95
2020-08-14 14:29:44 C 19 10 44.71 +44 50 44.0 q D29
2020-08-14 14:31:00 C 19 10 44.35 +44 50 44.4 q D29
2020-08-14 14:50:06 C 19 10 41.81 +44 50 41.6 q D29
2020-08-14 14:51:22 C 19 10 41.57 +44 50 41.7 q D29
2020-08-14 15:10:28 C 19 10 38.86 +44 50 39.0 q D29
2020-08-14 15:11:45 C 19 10 38.71 +44 50 39.6 q D29
2020-08-23 08:14:15 C 18 42 53.84 +43 59 55.0 V T05
2020-08-23 08:43:35 C 18 42 50.01 +43 59 44.6 V T05
2020-08-23 08:46:16 C 18 42 49.70 +43 59 43.5 V T05
2020-08-23 08:52:18 C 18 42 49.02 +43 59 40.7 V T05