IAA RAS IAA Minor Planet Database

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
2019-04-19 20:35:36 C 10 49 36.25 +09 08 53.1 – V G34
2019-04-19 20:36:33 C 10 49 36.68 +09 09 26.2 16.9 V C82
2019-04-19 20:40:37 C 10 49 38.95 +09 10 35.9 – V G34
2019-04-19 20:41:36 C 10 49 40.49 +09 10 55.5 – V J69
2019-04-19 20:49:36 C 10 49 44.66 +09 13 36.4 – V J69
2019-04-19 21:13:19 C 10 49 57.19 +09 21 33.1 – V J69
2019-04-19 21:21:20 C 10 50 01.34 +09 24 14.8 – V J69
2019-04-19 21:21:46 C 10 50 01.48 +09 24 21.3 – V Z99
2019-04-19 21:26:15 C 10 50 03.91 +09 25 51.3 – V Z99
2019-04-19 21:29:20 C 10 50 05.52 +09 26 55.4 – V J69
2019-04-19 21:30:47 C 10 50 06.26 +09 27 22.0 – V Z99
2019-04-19 21:53:37 C 10 50 18.26 +09 35 01.0 – V J95
2019-04-19 22:03:39 C 10 50 23.52 +09 38 22.1 – V J95
2019-04-19 22:09:45 C 10 50 26.70 +09 40 23.7 – V J95
2019-04-19 22:31:35 C 10 50 38.02 +09 47 38.5 – V Z80
2019-04-19 22:38:16 C 10 50 41.53 +09 49 50.8 – V Z80
2019-04-19 22:44:53 C 10 50 44.98 +09 52 02.8 – V Z80
2019-04-19 22:50:07 C 10 50 48.44 +09 54 18.5 – V G40
2019-04-19 23:31:17 C 10 51 09.61 +10 07 55.0 – V G40
2019-04-19 23:48:20 C 10 51 17.50 +10 13 08.0 – V C95
2019-04-19 23:50:42 C 10 51 18.74 +10 13 54.6 – V C95
2019-04-20 03:17:05 C 10 53 11.67 +11 21 14.3 – q H36
2019-04-20 03:23:32 C 10 53 14.94 +11 23 18.9 – q H36
2019-04-20 03:29:58 C 10 53 18.20 +11 25 22.7 – q H36
2019-04-20 03:36:26 C 10 53 21.46 +11 27 27.1 – q H36
2019-04-20 09:38:24 C 10 56 26.87 +13 21 33.1 – V T08
2019-04-20 09:54:19 C 10 56 34.75 +13 26 26.3 – V T08
2019-04-20 10:10:06 C 10 56 42.57 +13 31 14.7 – V T08
2019-04-20 10:25:49 C 10 56 50.30 +13 36 02.6 – V T08
2019-04-20 19:34:30 C 11 01 30.27 +16 17 37.1 – V L01
2019-04-20 19:35:13 C 11 01 30.60 +16 17 49.3 – V L01
2019-04-20 19:37:47 C 11 01 31.82 +16 18 33.1 – V L01
2019-04-20 19:38:55 C 11 01 32.37 +16 18 52.7 – V L01
2019-04-20 19:39:38 C 11 01 32.72 +16 19 05.1 – V L01
2019-04-20 19:41:21 C 11 01 33.51 +16 19 34.4 – V L01
2019-04-20 19:43:03 C 11 01 34.33 +16 20 03.5 – V L01
2019-04-20 19:44:03 C 11 01 34.81 +16 20 20.7 – V L01
2019-04-20 19:44:46 C 11 01 35.14 +16 20 32.8 – V L01
2019-04-20 20:17:57 C 11 01 51.82 +16 29 51.3 – V J95
2019-04-20 20:23:46 C 11 01 54.58 +16 31 30.4 – V J95
2019-04-20 20:30:20 C 11 01 57.72 +16 33 22.2 – V J95
2019-04-20 20:36:16 C 11 02 00.53 +16 35 02.8 – V J95
2019-04-20 20:52:09 C 11 02 08.04 +16 39 33.0 – V J69
2019-04-20 21:00:08 C 11 02 11.83 +16 41 48.4 – V J69
2019-04-20 21:08:07 C 11 02 15.61 +16 44 03.8 – V J69
2019-04-20 22:54:31 C 11 03 05.88 +17 13 48.9 – V Z80
2019-04-20 22:58:55 C 11 03 07.19 +17 15 00.7 – V G34
2019-04-20 23:01:09 C 11 03 09.01 +17 15 39.2 – V Z80
2019-04-20 23:01:26 C 11 03 08.39 +17 15 42.7 – V G34
2019-04-20 23:03:54 C 11 03 09.49 +17 16 23.7 – V G34