IAA RAS IAA Minor Planet Database

2019 HC

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5504564908 ± 1.30e-08
Semi-major axis (a)2.6699623904 AU ± 6.13e-08
Inclination (i)35.31792683° ± 2.13e-06
Long. of Asc. Node (Ω)215.54969331° ± 8.88e-07
Arg. of Perihelion (ω)6.32728387° ± 5.40e-06
Mean Anomaly (M)182.12465088° ± 1.87e-05
Mean Motion (n)0.2259199381°/day ± 7.78e-09
Perihelion dist (q)1.20026426 AU ± 4.43e-08
Aphelion dist (Q)4.13966052 AU ± 1.01e-07
Orbital Period4.36272377 yr ± 1.50e-07
Physical Parameters
H (abs. magnitude)17.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.163″
Uncertainty0
Orbit TypeAmor
MOID0.195516 AU
Observations Used942
Oppositions7
Arc Total2015-2024
First Observation Used2015-06-05
Last Observation Used2024-09-26
Observations (988)
Date Type RA Dec Mag Band Observatory
2019-05-14 23:09:02 C 16 18 18.33 +35 35 01.2 – V Z80
2019-05-14 23:12:23 C 16 18 18.46 +35 35 11.3 – V Z80
2019-05-14 23:15:43 C 16 18 18.60 +35 35 21.6 – V Z80
2019-05-14 23:19:03 C 16 18 18.72 +35 35 31.5 – V Z80
2019-05-14 23:22:22 C 16 18 18.84 +35 35 41.7 – V Z80
2019-05-14 23:25:42 C 16 18 18.96 +35 35 51.9 – V Z80
2019-05-15 10:34:27 C 16 18 47.26 +36 09 09.3 – V T08
2019-05-15 10:48:09 C 16 18 47.70 +36 09 49.4 – V T08
2019-05-15 10:52:11 C 16 18 47.83 +36 10 01.0 – V T08
2019-05-15 11:07:14 C 16 18 48.32 +36 10 45.0 – V T08
2019-05-15 22:50:48 C 16 19 18.24 +36 44 00.6 – V Z80
2019-05-15 22:52:49 C 16 19 18.32 +36 44 06.4 – V Z80
2019-05-15 22:54:49 C 16 19 18.40 +36 44 11.8 – V Z80
2019-05-15 22:56:49 C 16 19 18.44 +36 44 17.7 – V Z80
2019-05-15 22:58:49 C 16 19 18.52 +36 44 23.2 – V Z80
2019-05-15 23:00:49 C 16 19 18.61 +36 44 28.9 – V Z80
2019-05-15 23:02:48 C 16 19 18.67 +36 44 34.3 – V Z80
2019-05-15 23:04:49 C 16 19 18.75 +36 44 40.1 – V Z80
2019-05-15 23:06:49 C 16 19 18.81 +36 44 45.8 – V Z80
2019-05-15 23:08:49 C 16 19 18.89 +36 44 51.5 – V Z80
2019-05-16 00:07:31 C 16 19 20.66 +36 47 40.8 – q 160
2019-05-16 00:10:28 C 16 19 20.81 +36 47 49.2 – q 160
2019-05-16 00:13:22 C 16 19 20.85 +36 47 57.2 – q 160
2019-05-16 10:41:25 C 16 19 46.69 +37 16 59.2 – V T05
2019-05-16 10:45:25 C 16 19 46.81 +37 17 10.1 – V T05
2019-05-16 11:09:31 C 16 19 47.56 +37 18 15.3 – V T05
2019-05-16 11:16:28 C 16 19 47.77 +37 18 34.5 – V T05
2019-05-16 22:00:01 C 16 20 14.19 +37 46 58.3 – q 160
2019-05-16 22:02:16 C 16 20 14.26 +37 47 04.3 – q 160
2019-05-16 22:04:27 C 16 20 14.34 +37 47 09.9 – q 160
2019-05-16 22:16:51 C 16 20 14.75 +37 47 43.1 – q 108
2019-05-16 22:21:19 C 16 20 14.87 +37 47 54.9 – q 108
2019-05-16 22:25:46 C 16 20 15.03 +37 48 06.3 – q 108
2019-05-17 10:27:02 C 16 20 42.71 +38 19 15.0 – V T05
2019-05-17 10:31:00 C 16 20 42.85 +38 19 25.1 – V T05
2019-05-17 10:39:48 C 16 20 43.08 +38 19 47.2 – V T05
2019-05-19 10:32:04 C 16 22 28.06 +40 12 31.5 – V T08
2019-05-19 10:36:03 C 16 22 28.19 +40 12 40.4 – V T08
2019-05-19 10:44:04 C 16 22 28.37 +40 12 58.0 – V T08
2019-05-19 10:58:21 C 16 22 28.76 +40 13 29.4 – V T08
2019-05-20 21:44:28 C 16 23 39.22 +41 25 30.0 – V 094
2019-05-20 21:45:31 C 16 23 39.25 +41 25 32.2 – V 094
2019-05-20 21:46:31 C 16 23 39.27 +41 25 34.1 – V 094
2019-05-20 21:47:32 C 16 23 39.31 +41 25 36.0 – V 094
2019-05-20 21:48:34 C 16 23 39.33 +41 25 38.1 – V 094
2019-05-20 23:03:39 C 16 23 42.10 +41 28 02.3 – V Z80
2019-05-20 23:06:10 C 16 23 42.19 +41 28 06.9 – V Z80
2019-05-20 23:08:40 C 16 23 42.23 +41 28 12.4 – V Z80
2019-05-20 23:11:10 C 16 23 42.32 +41 28 16.8 – V Z80
2019-05-20 23:13:39 C 16 23 42.37 +41 28 22.0 – V Z80