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
2019-08-17 20:23:14 C 17 37 08.40 +35 18 46.4 V L01
2019-08-17 20:26:40 C 17 37 08.66 +35 18 43.3 V L01
2019-08-17 20:30:05 C 17 37 08.83 +35 18 40.5 V L01
2019-08-17 20:33:28 C 17 37 09.03 +35 18 37.8 V L01
2019-08-22 09:42:46 C 17 43 50.455 +33 43 42.58 U F51
2019-08-22 09:56:45 C 17 43 51.298 +33 43 30.22 U F51
2019-08-22 10:10:43 C 17 43 52.149 +33 43 17.82 U F51
2019-08-25 03:15:02 C 17 47 58.73 +32 46 33.0 u H21
2019-08-25 03:23:37 C 17 47 59.27 +32 46 25.2 u H21
2019-08-25 03:32:20 C 17 47 59.82 +32 46 17.5 u H21
2019-08-25 03:39:36 C 17 48 00.26 +32 46 11.1 u H21
2019-08-25 07:20:14 C 17 48 14.364 +32 43 02.09 U F52
2019-08-25 07:37:56 C 17 48 15.460 +32 42 46.52 U F52
2019-08-25 07:55:39 C 17 48 16.550 +32 42 30.91 U F52
2019-08-25 08:13:19 C 17 48 17.637 +32 42 15.46 U F52
2019-08-27 03:36:08 C 17 51 04.81 +32 04 28.5 V 703
2019-08-27 03:51:49 C 17 51 05.96 +32 04 13.8 V 703
2019-08-27 03:59:40 C 17 51 06.37 +32 04 07.2 V 703
2019-08-27 04:11:00 C 17 51 07.16 +32 03 57.2 V G96
2019-08-27 04:19:06 C 17 51 07.66 +32 03 50.2 V G96
2019-08-27 04:27:14 C 17 51 08.17 +32 03 43.1 V G96
2019-08-27 04:35:20 C 17 51 08.67 +32 03 36.1 V G96
2019-09-12 04:57:07 C 18 17 12.76 +26 37 11.3 o 695
2019-09-12 05:08:32 C 18 17 13.55 +26 37 02.1 o 695
2019-09-12 05:19:58 C 18 17 14.35 +26 36 52.6 o 695
2019-09-22 02:56:44 C 18 34 19.17 +23 29 41.5 o 691
2019-09-22 03:02:38 C 18 34 19.60 +23 29 36.3 o 691
2019-09-22 03:08:31 C 18 34 20.04 +23 29 31.8 o 691
2019-09-24 05:12:20 C 18 38 00.198 +22 52 03.44 V T12
2019-09-24 05:14:15 C 18 38 00.333 +22 52 02.03 V T12
2019-09-30 03:11:04 C 18 48 31.23 +21 09 56.4 o 291
2019-09-30 03:19:22 C 18 48 31.82 +21 09 49.8 o 291
2022-11-29 07:34:53 C 06 40 05.50 -18 29 00.3 V 807
2022-11-29 07:40:14 C 06 40 05.34 -18 29 03.5 V 807
2022-11-29 07:42:53 C 06 40 05.25 -18 29 06.1 V 807
2024-09-26 08:07:10 C 00 01 59.354 +27 13 34.85 X F52
2024-09-26 08:41:29 C 00 01 57.969 +27 13 18.65 X F52
2024-09-26 08:58:39 C 00 01 57.296 +27 13 10.56 X F52