2019 HN

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6357495897 ± 5.10e-08
Semi-major axis (a)1.8638721570 AU ± 2.28e-08
Inclination (i)34.72873153° ± 1.79e-05
Long. of Asc. Node (Ω)207.30798531° ± 7.84e-06
Arg. of Perihelion (ω)81.77551690° ± 1.11e-05
Mean Anomaly (M)186.69020523° ± 1.67e-05
Mean Motion (n)0.3873362066°/day ± 7.10e-09
Perihelion dist (q)0.67891620 AU ± 9.54e-08
Aphelion dist (Q)3.04882812 AU ± 1.02e-07
Orbital Period2.54462729 yr ± 4.66e-08
Physical Parameters
H (abs. magnitude)20.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.286″
Uncertainty0
Orbit TypeApollo
MOID0.009540 AU
Observations Used79
Oppositions3
Arc Total2019-2024
First Observation Used2019-04-23
Last Observation Used2024-11-09
Observations (81)
Date Type RA Dec Mag Band Observatory
2019-04-23 06:00:25 C 09 06 31.226 -08 33 30.17 U F51
2019-04-23 06:30:35 C 09 06 28.773 -08 31 24.24 U F51
2019-04-23 06:45:38 C 09 06 27.555 -08 30 21.33 U F51
2019-04-23 23:21:03 C 09 05 14.34 -07 20 17.7 u 807
2019-04-23 23:26:40 C 09 05 13.90 -07 19 54.1 u 807
2019-04-23 23:31:53 C 09 05 13.47 -07 19 31.6 u 807
2019-04-25 02:49:51 C 09 03 13.86 -05 23 19.6 q H36
2019-04-25 03:22:49 C 09 03 11.31 -05 20 56.5 q H36
2019-04-25 03:39:18 C 09 03 10.03 -05 19 45.5 q H36
2019-04-25 20:00:24 C 09 02 00.44 -04 08 51.0 V K87
2019-04-25 20:02:17 C 09 02 00.29 -04 08 42.7 V K87
2019-04-25 20:04:31 C 09 02 00.12 -04 08 32.8 V K87
2019-04-25 20:19:59 C 09 01 58.92 -04 07 23.5 V K61
2019-04-25 20:21:33 C 09 01 58.78 -04 07 16.6 V K61
2019-04-25 20:23:44 C 09 01 58.61 -04 07 07.3 V K61
2019-04-26 03:58:07 C 09 01 26.59 -03 33 54.4 o 291
2019-04-26 03:59:54 C 09 01 26.44 -03 33 46.9 o 291
2019-04-26 04:01:40 C 09 01 26.32 -03 33 39.4 o 291
2019-04-27 04:59:36 C 08 59 41.85 -01 43 19.6 o 291
2019-04-27 05:00:58 C 08 59 41.74 -01 43 13.7 o 291
2019-04-27 05:02:21 C 08 59 41.59 -01 43 06.6 o 291
2019-04-28 03:54:41 C 08 58 08.32 -00 00 43.2 V I52
2019-04-28 03:58:46 C 08 58 07.98 -00 00 24.9 V I52
2019-04-28 04:01:47 C 08 58 07.75 -00 00 11.3 V I52
2019-04-28 04:02:53 C 08 58 07.68 -00 00 06.5 V I52
2019-04-29 03:11:54 C 08 56 34.72 +01 44 43.0 o 691
2019-04-29 03:16:37 C 08 56 34.35 +01 45 05.0 o 691
2019-04-29 03:21:20 C 08 56 34.02 +01 45 26.0 o 691
2019-05-01 03:32:59 C 08 53 23.96 +05 26 43.7 o 691
2019-05-01 03:37:24 C 08 53 23.66 +05 27 03.8 o 691
2019-05-04 04:34:24 C 08 48 42.58 +11 07 13.1 V I52
2019-05-04 04:35:30 C 08 48 42.49 +11 07 17.9 V I52
2019-05-04 04:36:35 C 08 48 42.43 +11 07 23.5 V I52
2019-05-05 03:39:10 C 08 47 14.64 +12 55 28.9 o 691
2019-05-05 03:46:07 C 08 47 14.11 +12 56 02.3 o 691
2019-05-05 03:53:02 C 08 47 13.64 +12 56 34.6 o 691
2019-05-08 03:30:12 C 08 42 36.69 +18 32 00.5 o 691
2019-05-08 03:36:21 C 08 42 36.28 +18 32 29.4 o 691
2019-05-09 03:29:01 C 08 41 01.54 +20 23 36.0 o 691
2019-05-09 03:37:17 C 08 41 00.98 +20 24 15.0 o 691
2019-05-09 03:45:32 C 08 41 00.37 +20 24 52.4 o 691
2019-05-14 03:22:33 C 08 32 25.48 +29 29 08.9 o 695
2019-05-14 03:30:20 C 08 32 24.83 +29 29 43.4 o 695
2019-05-14 03:30:43 C 08 32 24.81 +29 29 44.8 o 291
2019-05-14 03:38:06 C 08 32 24.16 +29 30 17.7 o 695
2019-05-14 03:44:02 C 08 32 23.69 +29 30 43.2 o 291
2019-05-14 03:57:18 C 08 32 22.59 +29 31 41.6 o 291
2019-05-15 03:48:39 C 08 30 27.82 +31 16 46.4 o 291
2019-05-15 04:08:40 C 08 30 26.02 +31 18 10.4 o 291
2019-05-24 03:33:21 C 08 07 19.68 +45 46 23.0 o 291