2019 HD

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4449686954 ± 6.17e-05
Semi-major axis (a)1.8006258953 AU ± 2.15e-04
Inclination (i)51.52283534° ± 1.87e-03
Long. of Asc. Node (Ω)205.12071929° ± 1.82e-04
Arg. of Perihelion (ω)321.30327999° ± 3.02e-03
Mean Anomaly (M)275.83392325° ± 1.81e-01
Mean Motion (n)0.4079219160°/day ± 7.32e-05
Perihelion dist (q)0.99940374 AU ± 1.63e-04
Aphelion dist (Q)2.60184805 AU ± 3.31e-04
Orbital Period2.41621312 yr ± 4.34e-04
Physical Parameters
H (abs. magnitude)20.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.293″
Uncertainty3
Orbit TypeApollo
MOID0.066185 AU
Observations Used292
Oppositions1
Arc Total2019-2019
First Observation Used2019-04-18
Last Observation Used2019-07-06
Observations (303)
Date Type RA Dec Mag Band Observatory
2019-04-20 23:07:49 C 11 03 12.11 +17 17 30.7 V Z80
2019-04-20 23:08:28 C 11 03 11.72 +17 17 39.4 V G34
2019-04-20 23:27:49 C 11 03 22.00 +17 23 34.5 V G40
2019-04-20 23:47:56 C 11 03 31.33 +17 29 07.2 V G40
2019-04-21 02:18:51 C 11 04 45.34 +18 11 43.9 q I47
2019-04-21 02:23:03 C 11 04 47.28 +18 12 51.5 q I47
2019-04-21 02:24:02 C 11 04 47.74 +18 13 07.0 q I47
2019-04-21 02:28:39 C 11 04 49.85 +18 14 21.8 q I47
2019-04-21 02:31:47 C 11 04 51.23 +18 15 13.5 q I47
2019-04-21 02:33:50 C 11 04 52.24 +18 15 45.8 q I47
2019-04-21 03:31:00 C 11 05 19.87 +18 29 36.1 u H21
2019-04-21 03:33:26 C 11 05 20.99 +18 30 15.2 u H21
2019-04-21 03:35:52 C 11 05 22.11 +18 30 54.3 u H21
2019-04-21 03:38:18 C 11 05 23.23 +18 31 33.5 u H21
2019-04-21 03:40:44 C 11 05 24.35 +18 32 12.4 u H21
2019-04-21 03:45:46 C 11 05 26.65 +18 33 33.3 u H21
2019-04-21 04:04:40 C 11 05 35.28 +18 38 36.1 u H21
2019-04-21 04:07:01 C 11 05 36.35 +18 39 13.8 u H21
2019-04-21 04:09:22 C 11 05 37.42 +18 39 51.4 u H21
2019-04-21 04:11:44 C 11 05 38.50 +18 40 29.0 u H21
2019-04-21 04:14:05 C 11 05 39.57 +18 41 06.6 u H21
2019-04-21 04:16:26 C 11 05 40.64 +18 41 44.3 u H21
2019-04-21 06:50:45 C 11 06 53.35 +19 22 17.2 U U63
2019-04-21 07:04:54 C 11 06 59.78 +19 25 58.1 U U63
2019-04-21 07:15:31 C 11 07 04.64 +19 28 43.8 U U63
2019-04-21 07:38:08 C 11 07 14.94 +19 34 35.3 U U63
2019-04-21 08:00:30 C 11 07 25.12 +19 40 21.8 U U63
2019-04-21 11:14:04 C 11 08 58.76 +20 30 08.2 r P93
2019-04-21 11:16:47 C 11 08 59.97 +20 30 49.2 r P93
2019-04-21 11:19:28 C 11 09 01.21 +20 31 30.5 r P93
2019-04-21 19:09:38 C 11 12 34.43 +22 25 55.1 V 246
2019-04-21 19:09:47 C 11 12 34.53 +22 25 57.1 V 246
2019-04-21 19:09:58 C 11 12 34.53 +22 25 59.5 V 246
2019-04-21 19:10:07 C 11 12 34.62 +22 26 01.9 V 246
2019-04-21 19:10:18 C 11 12 34.68 +22 26 04.6 V 246
2019-04-21 19:10:37 C 11 12 34.87 +22 26 08.8 V 246
2019-04-21 19:38:41 C 11 12 47.29 +22 32 45.3 q A17
2019-04-21 19:45:46 C 11 12 50.32 +22 34 25.5 q A17
2019-04-21 19:53:05 C 11 12 53.48 +22 36 08.8 q A17
2019-04-21 20:29:16 C 11 13 08.61 +22 44 41.6 r 106
2019-04-21 20:32:33 C 11 13 10.14 +22 45 28.1 r 106
2019-04-21 20:35:50 C 11 13 11.53 +22 46 13.4 r 106
2019-04-21 20:45:40 C 11 13 15.71 +22 48 24.8 S C43
2019-04-21 20:48:36 C 11 13 16.97 +22 49 05.8 S C43
2019-04-21 20:51:32 C 11 13 18.22 +22 49 47.0 S C43
2019-04-21 20:52:52 C 11 13 19.73 +22 50 05.8 V J95
2019-04-21 20:54:29 C 11 13 19.48 +22 50 28.0 S C43
2019-04-21 20:57:20 C 11 13 21.65 +22 51 07.9 V J95
2019-04-21 21:00:21 C 11 13 22.94 +22 51 49.8 V J95
2019-04-21 21:03:20 C 11 13 24.20 +22 52 31.7 V J95