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
2019-04-21 21:54:32 C 11 13 46.03 +23 04 22.0 V Z99
2019-04-21 21:59:34 C 11 13 48.21 +23 05 30.8 V Z99
2019-04-21 22:04:37 C 11 13 50.38 +23 06 40.3 V Z99
2019-04-21 22:36:09 C 11 14 03.20 +23 13 58.5 V K87
2019-04-21 22:36:43 C 11 14 04.05 +23 14 05.3 V Z80
2019-04-21 22:38:57 C 11 14 04.39 +23 14 36.5 V K87
2019-04-21 22:41:45 C 11 14 05.56 +23 15 14.7 V K87
2019-04-21 22:43:23 C 11 14 06.87 +23 15 37.2 V Z80
2019-04-21 22:44:33 C 11 14 06.75 +23 15 53.2 V K87
2019-04-21 22:50:03 C 11 14 09.79 +23 17 09.0 V Z80
2019-04-22 00:58:15 C 11 15 09.09 +23 46 35.0 V W34
2019-04-22 01:04:17 C 11 15 11.70 +23 47 56.1 V W34
2019-04-22 01:10:19 C 11 15 14.20 +23 49 18.6 V W34
2019-04-22 01:20:19 C 11 15 18.39 +23 51 33.3 V W34
2019-04-22 01:33:29 C 11 15 23.87 +23 54 30.7 V W34
2019-04-22 04:16:52 C 11 16 31.96 +24 30 37.2 u H21
2019-04-22 04:19:37 C 11 16 33.10 +24 31 13.0 u H21
2019-04-22 04:21:57 C 11 16 34.06 +24 31 43.6 u H21
2019-04-22 04:24:16 C 11 16 35.02 +24 32 14.0 u H21
2019-04-22 04:26:36 C 11 16 35.98 +24 32 44.4 u H21
2019-04-22 04:28:55 C 11 16 36.93 +24 33 14.9 u H21
2019-04-22 04:31:14 C 11 16 37.90 +24 33 45.2 u H21
2019-04-22 04:33:34 C 11 16 38.86 +24 34 15.7 u H21
2019-04-22 04:35:30 C 11 16 39.66 +24 34 41.1 u H21
2019-04-22 09:15:01 C 11 18 38.14 +25 34 56.2 V T05
2019-04-22 09:21:26 C 11 18 40.74 +25 36 17.2 V T05
2019-04-22 09:39:10 C 11 18 47.83 +25 39 59.3 V T05
2019-04-22 09:52:20 C 11 18 53.12 +25 42 43.5 V T05
2019-04-22 20:20:08 C 11 23 14.34 +27 47 50.4 V K87
2019-04-22 20:23:37 C 11 23 15.69 +27 48 30.4 V K87
2019-04-22 20:26:57 C 11 23 16.98 +27 49 08.1 V K87
2019-04-23 08:42:11 C 11 28 01.84 +30 02 52.2 V I52
2019-04-23 08:42:21 C 11 28 01.90 +30 02 54.3 V I52
2019-04-23 08:42:32 C 11 28 01.98 +30 02 55.9 V I52
2019-04-23 08:42:44 C 11 28 02.05 +30 02 57.8 V I52
2019-04-23 20:22:11 C 11 32 27.75 +31 57 53.6 V K87
2019-04-23 20:25:30 C 11 32 28.94 +31 58 24.8 V K87
2019-04-23 20:28:09 C 11 32 29.89 +31 58 50.0 V K87
2019-04-24 04:49:21 C 11 35 29.84 +33 14 54.6 V I52
2019-04-24 04:49:31 C 11 35 29.89 +33 14 56.1 V I52
2019-04-24 04:49:42 C 11 35 29.95 +33 14 57.6 V I52
2019-04-24 04:49:54 C 11 35 30.01 +33 14 59.1 V I52
2019-04-24 08:49:11 C 11 36 52.80 +33 49 34.5 V T08
2019-04-24 09:01:44 C 11 36 56.99 +33 51 20.2 V T08
2019-04-24 09:28:11 C 11 37 05.68 +33 55 02.6 V T08
2019-04-24 09:31:33 C 11 37 06.78 +33 55 30.9 V T08
2019-04-25 07:12:36 C 11 44 19.71 +36 42 58.9 V 703
2019-04-25 07:20:08 C 11 44 21.98 +36 43 51.9 V 703
2019-04-25 07:27:40 C 11 44 24.33 +36 44 44.5 V 703
2019-04-25 07:35:11 C 11 44 26.64 +36 45 37.2 V 703