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
2015-06-05 14:02:48 C 23 08 10.702 +30 32 26.67 V F51
2015-06-05 14:11:37 C 23 08 11.046 +30 32 31.33 V F51
2015-06-05 14:20:27 C 23 08 11.360 +30 32 36.07 V F51
2015-06-05 14:29:12 C 23 08 11.739 +30 32 41.06 V F51
2015-07-05 12:49:02 C 23 24 49.633 +36 02 19.05 V F51
2015-08-03 11:21:14 C 23 16 03.171 +38 26 46.99 V F51
2015-08-03 11:36:11 C 23 16 02.687 +38 26 47.31 V F51
2015-08-03 11:51:10 C 23 16 02.232 +38 26 47.82 V F51
2015-08-03 12:06:26 C 23 16 01.741 +38 26 48.27 V F51
2015-12-08 05:06:06 C 22 39 36.477 +13 38 39.71 V F51
2015-12-08 05:24:46 C 22 39 37.085 +13 38 34.88 V F51
2015-12-08 05:43:26 C 22 39 37.686 +13 38 30.26 V F51
2017-09-30 14:48:20 C 04 40 37.129 +05 49 10.57 V F51
2019-04-16 11:31:09 C 15 20 00.96 -33 56 04.3 V T05
2019-04-16 11:44:04 C 15 20 02.56 -33 54 48.1 V T05
2019-04-16 11:55:33 C 15 20 03.99 -33 53 40.5 V T05
2019-04-16 12:06:48 C 15 20 05.37 -33 52 34.0 V T05
2019-04-16 15:25:12 C 15 20 32.45 -33 32 28.2 V Q62
2019-04-16 15:28:16 C 15 20 32.85 -33 32 09.9 V Q62
2019-04-16 15:29:46 C 15 20 33.03 -33 32 01.2 V Q62
2019-04-16 16:49:58 C 15 20 42.98 -33 24 02.0 o Q62
2019-04-16 16:51:37 C 15 20 43.19 -33 23 51.9 o Q62
2019-04-16 16:53:59 C 15 20 43.47 -33 23 38.4 o Q62
2019-04-16 19:20:19 C 15 21 01.87 -33 08 54.6 V Q62
2019-04-16 19:22:01 C 15 21 02.09 -33 08 44.3 V Q62
2019-04-16 19:23:44 C 15 21 02.30 -33 08 34.0 V Q62
2019-04-16 19:59:17 C 15 21 11.70 -33 05 00.4 t L29
2019-04-16 20:00:59 C 15 21 11.95 -33 04 50.6 t L29
2019-04-16 20:02:44 C 15 21 12.09 -33 04 39.9 t L29
2019-04-16 20:04:28 C 15 21 12.29 -33 04 29.6 t L29
2019-04-17 01:10:00 C 15 21 53.17 -32 33 35.1 U X31
2019-04-17 01:11:52 C 15 21 53.39 -32 33 24.0 U X31
2019-04-17 01:13:42 C 15 21 53.68 -32 33 12.9 U X31
2019-04-17 01:15:33 C 15 21 53.90 -32 33 01.8 U X31
2019-04-17 02:52:18 C 15 22 06.41 -32 23 13.3 q I47
2019-04-17 02:57:16 C 15 22 07.05 -32 22 43.4 q I47
2019-04-17 03:02:16 C 15 22 07.71 -32 22 13.1 q I47
2019-04-17 03:07:17 C 15 22 08.29 -32 21 43.0 q I47
2019-04-17 03:10:17 C 15 22 08.69 -32 21 24.6 q I47
2019-04-17 03:14:17 C 15 22 09.19 -32 21 00.3 q I47
2019-04-17 03:19:17 C 15 22 09.83 -32 20 29.7 q I47
2019-04-17 03:24:19 C 15 22 10.48 -32 19 59.1 q I47
2019-04-17 03:25:07 C 15 22 10.72 -32 19 57.0 t W85
2019-04-17 03:25:45 C 15 22 10.79 -32 19 53.2 t W85
2019-04-17 03:26:22 C 15 22 10.87 -32 19 49.4 t W85
2019-04-17 03:27:36 C 15 22 11.02 -32 19 41.9 t W85
2019-04-17 03:28:18 C 15 22 10.97 -32 19 35.2 q I47
2019-04-17 07:33:23 C 15 22 41.18 -31 54 33.8 V W88
2019-04-17 08:13:20 C 15 22 46.09 -31 50 25.5 V W88
2019-04-17 08:43:22 C 15 22 49.79 -31 47 19.0 V W88