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
2019-05-02 14:54:22 C 16 01 03.01 +12 35 28.8 q 323
2019-05-02 15:45:44 C 16 01 06.55 +12 41 06.1 q 323
2019-05-02 16:04:39 C 16 01 07.82 +12 43 09.7 q 323
2019-05-02 16:09:11 C 16 01 08.11 +12 43 39.8 q 323
2019-05-03 01:37:52 C 16 01 48.99 +13 44 00.0 V 094
2019-05-03 01:38:34 C 16 01 49.02 +13 44 04.0 V 094
2019-05-03 01:39:17 C 16 01 49.10 +13 44 08.5 V 094
2019-05-03 01:39:58 C 16 01 49.16 +13 44 13.0 V 094
2019-05-03 15:20:19 C 16 02 52.19 +15 11 12.3 q 323
2019-05-03 15:23:11 C 16 02 52.37 +15 11 30.0 q 323
2019-05-03 22:54:34 C 16 03 23.98 +15 57 07.2 V 089
2019-05-03 22:57:58 C 16 03 24.19 +15 57 27.7 V 089
2019-05-03 23:01:20 C 16 03 24.42 +15 57 48.6 V 089
2019-05-03 23:04:43 C 16 03 24.63 +15 58 09.0 V 089
2019-05-03 23:08:06 C 16 03 24.84 +15 58 29.9 V 089
2019-05-03 23:11:29 C 16 03 25.06 +15 58 50.6 V 089
2019-05-03 23:14:52 C 16 03 25.28 +15 59 11.4 V 089
2019-05-03 23:18:15 C 16 03 25.51 +15 59 32.2 V 089
2019-05-03 23:21:38 C 16 03 25.74 +15 59 52.5 V 089
2019-05-03 23:25:02 C 16 03 25.92 +16 00 12.9 V 089
2019-05-04 09:16:31 C 16 04 07.81 +16 59 58.1 V 703
2019-05-04 09:24:08 C 16 04 08.30 +17 00 43.5 V 703
2019-05-04 09:31:45 C 16 04 08.74 +17 01 28.8 V 703
2019-05-04 09:39:21 C 16 04 09.20 +17 02 14.4 V 703
2019-05-04 10:32:07 C 16 04 12.45 +17 07 28.5 V I52
2019-05-04 10:40:41 C 16 04 12.98 +17 08 19.4 V I52
2019-05-04 10:40:58 C 16 04 13.00 +17 08 21.0 V I52
2019-05-04 10:49:36 C 16 04 13.54 +17 09 12.3 V I52
2019-05-04 12:20:45 C 16 04 20.71 +17 18 23.5 V T05
2019-05-04 12:26:57 C 16 04 21.08 +17 19 00.4 V T05
2019-05-04 12:41:55 C 16 04 21.98 +17 20 28.9 V T05
2019-05-04 12:59:19 C 16 04 23.02 +17 22 12.0 V T05
2019-05-04 22:52:28 C 16 05 05.13 +18 19 55.2 V 089
2019-05-04 22:55:52 C 16 05 05.33 +18 20 14.7 V 089
2019-05-04 22:59:15 C 16 05 05.53 +18 20 34.3 V 089
2019-05-04 23:02:37 C 16 05 05.73 +18 20 54.1 V 089
2019-05-04 23:06:01 C 16 05 05.95 +18 21 13.5 V 089
2019-05-04 23:09:23 C 16 05 06.16 +18 21 33.4 V 089
2019-05-04 23:12:47 C 16 05 06.35 +18 21 52.7 V 089
2019-05-04 23:16:09 C 16 05 06.57 +18 22 12.4 V 089
2019-05-04 23:19:33 C 16 05 06.79 +18 22 32.2 V 089
2019-05-05 10:41:26 C 16 05 52.07 +19 27 37.6 V I52
2019-05-05 10:43:03 C 16 05 52.17 +19 27 46.7 V I52
2019-05-05 10:44:21 C 16 05 52.25 +19 27 54.0 V I52
2019-05-05 10:44:31 C 16 05 52.26 +19 27 55.0 V I52
2019-05-05 21:43:43 C 16 06 36.76 +20 29 01.7 V 186
2019-05-05 21:44:45 C 16 06 36.81 +20 29 07.4 V 186
2019-05-05 21:45:46 C 16 06 36.89 +20 29 13.2 V 186
2019-05-05 21:46:48 C 16 06 36.95 +20 29 18.9 V 186
2019-05-06 10:07:49 C 16 07 24.82 +21 36 11.3 V I52