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
2019-04-25 09:31:16 C 11 45 02.43 +36 58 59.7 – V I52
2019-04-25 09:35:23 C 11 45 03.67 +36 59 27.4 – V I52
2019-04-25 09:39:29 C 11 45 04.92 +36 59 55.7 – V I52
2019-04-25 22:28:09 C 11 49 04.12 +38 24 39.1 – V L04
2019-04-25 22:58:59 C 11 49 13.13 +38 27 51.0 – V L04
2019-04-25 23:30:34 C 11 49 22.35 +38 31 06.1 – V L04
2019-04-26 04:27:00 C 11 50 53.44 +39 01 41.4 – V I52
2019-04-26 04:27:36 C 11 50 53.62 +39 01 45.1 – V I52
2019-04-26 04:28:12 C 11 50 53.78 +39 01 48.8 – V I52
2019-04-26 04:28:48 C 11 50 53.95 +39 01 52.4 – V I52
2019-04-27 04:58:40 C 11 57 48.04 +41 16 14.2 – V I52
2019-04-27 04:59:10 C 11 57 48.16 +41 16 16.8 – V I52
2019-04-27 04:59:41 C 11 57 48.31 +41 16 19.5 – V I52
2019-04-27 05:00:12 C 11 57 48.43 +41 16 21.9 – V I52
2019-04-27 06:31:39 C 11 58 11.67 +41 23 55.0 – V 703
2019-04-27 06:39:22 C 11 58 13.67 +41 24 33.0 – V 703
2019-04-27 06:47:04 C 11 58 15.55 +41 25 10.7 – V 703
2019-04-27 06:54:46 C 11 58 17.57 +41 25 47.6 – V 703
2019-04-28 05:47:00 C 12 04 11.82 +43 09 51.9 – V I52
2019-04-28 05:52:07 C 12 04 13.02 +43 10 13.3 – V I52
2019-04-28 05:52:28 C 12 04 13.08 +43 10 14.6 – V I52
2019-04-28 05:57:40 C 12 04 14.32 +43 10 36.2 – V I52
2019-05-01 06:01:34 C 12 20 05.73 +47 09 37.4 – V I52
2019-05-01 06:06:49 C 12 20 06.70 +47 09 50.9 – V I52
2019-05-01 06:13:39 C 12 20 07.95 +47 10 08.6 – V I52
2019-05-01 06:14:14 C 12 20 08.06 +47 10 10.1 – V I52
2019-05-04 08:37:42 C 12 33 12.82 +49 45 48.9 – V I52
2019-05-04 08:41:26 C 12 33 13.40 +49 45 55.0 – V I52
2019-05-04 08:46:38 C 12 33 14.16 +49 46 03.4 – V I52
2019-05-04 08:56:30 C 12 33 15.70 +49 46 18.9 – V I52
2019-05-05 08:29:25 C 12 36 53.12 +50 23 03.9 – V I52
2019-05-05 08:34:23 C 12 36 53.79 +50 23 10.4 – V I52
2019-05-05 08:38:08 C 12 36 54.37 +50 23 15.6 – V I52
2019-05-05 08:41:31 C 12 36 54.84 +50 23 20.4 – V I52
2019-05-06 09:09:34 C 12 40 27.09 +50 56 35.1 – V I52
2019-05-06 09:10:40 C 12 40 27.24 +50 56 36.4 – V I52
2019-05-06 09:15:20 C 12 40 27.85 +50 56 42.5 – V I52
2019-05-06 09:19:11 C 12 40 28.36 +50 56 46.5 – V I52
2019-05-08 04:56:15 C 12 46 19.81 +51 46 03.1 – V I52
2019-05-08 05:14:26 C 12 46 21.98 +51 46 21.1 – V I52
2019-05-08 05:19:14 C 12 46 22.58 +51 46 25.8 – V I52
2019-05-08 05:26:16 C 12 46 23.33 +51 46 32.8 – V I52
2019-05-14 04:52:20 C 13 02 13.89 +53 24 16.7 – V I52
2019-05-14 04:57:07 C 13 02 14.37 +53 24 19.5 – V I52
2019-05-14 05:01:55 C 13 02 14.74 +53 24 20.5 – V I52
2019-05-23 03:13:16 C 13 20 13.86 +54 08 47.3 – u H21
2019-05-23 03:33:27 C 13 20 15.30 +54 08 47.8 – u H21
2019-05-23 03:47:30 C 13 20 16.24 +54 08 48.8 – u H21
2019-05-25 02:27:34 C 13 23 39.96 +54 08 52.9 – u H21
2019-05-25 02:42:13 C 13 23 40.93 +54 08 52.8 – u H21