2019 HN4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2210256541 ± 1.62e+00
Semi-major axis (a)0.8573417073 AU ± 7.07e-01
Inclination (i)7.27088539° ± 6.93e+01
Long. of Asc. Node (Ω)216.99544761° ± 1.07e+02
Arg. of Perihelion (ω)208.97667327° ± 1.03e+02
Mean Anomaly (M)233.59018803° ± 4.13e+03
Mean Motion (n)1.2415457700°/day ± 1.54e+00
Perihelion dist (q)0.66787640 AU ± 1.49e+00
Aphelion dist (Q)1.04683440 AU ± 1.63e+00
Orbital Period0.79385530 yr ± 9.82e-01
Physical Parameters
H (abs. magnitude)28.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.193″
Uncertainty2
Orbit TypeAten
MOID0.002864 AU
Observations Used52
Oppositions1
Arc Total2019-2019
First Observation Used
Last Observation Used2019-05-03
Observations (63)
Date Type RA Dec Mag Band Observatory
2019-04-29 07:14:31 C 12 47 37.29 +10 34 16.3 V G96
2019-04-29 07:22:36 C 12 47 34.17 +10 37 36.6 V G96
2019-04-29 07:30:43 C 12 47 31.15 +10 40 52.4 V G96
2019-04-29 07:38:50 C 12 47 28.17 +10 44 07.9 V G96
2019-04-29 08:10:50 C 12 47 14.55 +10 56 21.2 V H01
2019-04-29 08:20:44 C 12 47 11.36 +11 00 14.5 V H01
2019-04-29 08:32:16 C 12 47 07.75 +11 04 44.3 V H01
2019-04-29 08:42:15 C 12 47 04.74 +11 08 36.0 V H01
2019-04-29 20:52:15 C 12 46 38.43 +15 11 46.0 q I93
2019-04-29 20:57:02 C 12 46 37.06 +15 13 09.7 q I93
2019-04-29 21:01:07 C 12 46 35.92 +15 14 20.0 q I93
2019-04-29 21:53:41 C 12 46 13.97 +15 28 54.5 V 587
2019-04-29 21:55:54 C 12 46 13.34 +15 29 31.4 V 587
2019-04-29 21:57:29 C 12 46 12.91 +15 29 57.8 V 587
2019-04-29 22:24:08 C 12 46 13.26 +15 36 07.8 V J95
2019-04-29 22:36:23 C 12 46 10.03 +15 39 28.4 V J95
2019-04-29 22:43:33 C 12 46 08.19 +15 41 25.1 V J95
2019-04-29 22:44:54 C 12 45 59.38 +15 41 46.1 V 033
2019-04-29 22:45:57 C 12 45 59.12 +15 42 03.1 V 033
2019-04-29 22:47:01 C 12 45 58.85 +15 42 20.1 V 033
2019-04-29 22:48:04 C 12 45 58.57 +15 42 37.1 V 033
2019-04-29 22:49:08 C 12 45 58.33 +15 42 53.8 V 033
2019-04-29 22:50:17 C 12 45 58.04 +15 43 12.6 V 033
2019-04-29 22:51:21 C 12 45 57.77 +15 43 29.2 V 033
2019-04-29 22:52:24 C 12 45 57.51 +15 43 46.5 V 033
2019-04-29 22:53:28 C 12 45 57.25 +15 44 03.6 V 033
2019-04-29 22:54:31 C 12 45 57.00 +15 44 20.6 V 033
2019-04-30 00:41:23 C 12 45 33.13 +16 11 58.6 V 033
2019-04-30 00:42:33 C 12 45 32.92 +16 12 15.7 V 033
2019-04-30 00:43:43 C 12 45 32.70 +16 12 33.2 V 033
2019-04-30 00:44:52 C 12 45 32.47 +16 12 50.6 V 033
2019-04-30 00:46:02 C 12 45 32.25 +16 13 08.0 V 033
2019-04-30 00:47:28 C 12 45 31.97 +16 13 29.4 V 033
2019-04-30 00:48:37 C 12 45 31.75 +16 13 46.8 V 033
2019-04-30 00:49:47 C 12 45 31.54 +16 14 04.4 V 033
2019-04-30 00:50:56 C 12 45 31.32 +16 14 21.8 V 033
2019-04-30 20:15:08 C 12 44 40.89 +20 17 20.0 V 033
2019-04-30 20:16:42 C 12 44 40.60 +20 17 36.2 V 033
2019-04-30 20:18:15 C 12 44 40.30 +20 17 52.2 V 033
2019-04-30 20:19:49 C 12 44 40.00 +20 18 08.2 V 033
2019-04-30 20:21:23 C 12 44 39.70 +20 18 24.1 V 033
2019-04-30 20:23:13 C 12 44 39.35 +20 18 42.9 V 033
2019-04-30 20:24:47 C 12 44 39.06 +20 18 59.0 V 033
2019-04-30 20:26:20 C 12 44 38.78 +20 19 14.8 V 033
2019-04-30 20:27:54 C 12 44 38.46 +20 19 30.7 V 033
2019-05-01 03:59:13 C 12 44 20.42 +21 32 25.3 V V06
2019-05-01 04:01:35 C 12 44 19.95 +21 32 46.3 V V06
2019-05-01 04:03:56 C 12 44 19.44 +21 33 07.2 V V06
2019-05-01 21:11:13 C 12 43 19.80 +23 38 08.0 21.1 V 104
2019-05-01 21:24:37 C 12 43 17.59 +23 39 33.5 21.3 V 104