2025 HN4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2923316013 ± 2.46e-05
Semi-major axis (a)1.2932033163 AU ± 3.80e-05
Inclination (i)4.98032609° ± 3.50e-04
Long. of Asc. Node (Ω)36.99383130° ± 2.04e-05
Arg. of Perihelion (ω)235.12990222° ± 4.11e-04
Mean Anomaly (M)108.25089581° ± 4.19e-03
Mean Motion (n)0.6702117873°/day ± 2.95e-05
Perihelion dist (q)0.91515912 AU ± 4.17e-05
Aphelion dist (Q)1.67124751 AU ± 5.85e-05
Orbital Period1.47061914 yr ± 6.48e-05
Physical Parameters
H (abs. magnitude)27.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.385″
Uncertainty1
Orbit TypeApollo
MOID0.002330 AU
Observations Used94
Oppositions1
Arc Total2025-2025
First Observation Used2025-04-26
Last Observation Used2025-04-27
Observations (95)
Date Type RA Dec Mag Band Observatory
2025-04-26 22:36:19 B 14 58 01.457 -12 45 51.37 V D49
2025-04-26 22:37:38 B 14 58 03.538 -12 46 32.95 V D49
2025-04-26 22:43:30 B 14 57 58.970 -12 51 48.10 V B15
2025-04-26 22:44:43 B 14 58 00.924 -12 52 28.70 V B15
2025-04-26 22:45:55 B 14 58 02.806 -12 53 07.55 V B15
2025-04-26 22:50:13 B 14 58 09.583 -12 55 27.77 V B15
2025-04-26 22:51:10 B 14 58 11.066 -12 55 58.04 V B15
2025-04-26 22:52:00 B 14 58 12.403 -12 56 24.72 V B15
2025-04-26 23:01:47 B 14 58 43.126 -12 59 35.52 X J57
2025-04-26 23:07:59 B 14 58 52.810 -13 03 00.54 X J57
2025-04-26 23:13:26 B 14 58 49.063 -13 07 48.94 Z K74
2025-04-26 23:14:34 B 14 59 03.190 -13 06 39.85 X J57
2025-04-26 23:16:10 B 14 58 53.453 -13 09 18.90 Z K74
2025-04-27 00:14:54 C 15 00 16.774 -13 20 21.23 V M22
2025-04-27 00:17:55 C 15 00 31.16 -13 44 09.5 V K62
2025-04-27 00:18:23 C 15 00 31.91 -13 44 25.0 V K62
2025-04-27 00:18:51 C 15 00 32.67 -13 44 41.4 V K62
2025-04-27 00:19:18 C 15 00 33.43 -13 44 57.0 V K62
2025-04-27 00:19:46 C 15 00 34.22 -13 45 13.0 V K62
2025-04-27 00:29:47 B 15 01 51.386 -13 31 33.54 Z Y05
2025-04-27 00:37:19 B 15 02 04.230 -13 35 58.49 Z Y05
2025-04-27 00:44:34 B 15 02 16.592 -13 40 14.19 Z Y05
2025-04-27 00:53:21 C 15 01 19.550 -13 42 11.88 V M22
2025-04-27 01:09:14 C 15 02 04.026 -14 14 07.27 V G33
2025-04-27 01:15:57 C 15 02 15.800 -14 18 05.12 V G33
2025-04-27 01:28:42 C 15 02 38.341 -14 25 40.01 V G33
2025-04-27 01:28:59 C 15 02 19.999 -14 02 49.63 V M22
2025-04-27 01:30:53 C 15 02 42.197 -14 26 56.97 V G33
2025-04-27 02:04:50 C 15 03 23.333 -14 23 59.86 V M22
2025-04-27 05:47:17 C 15 12 15.710 -16 51 25.90 V 807
2025-04-27 05:50:33 C 15 12 22.580 -16 53 43.30 V 807
2025-04-27 05:53:41 C 15 12 29.270 -16 55 56.40 V 807
2025-04-27 12:04:54 C 15 30 07.812 -22 12 40.03 V T08
2025-04-27 12:05:03 C 15 30 09.530 -22 13 10.45 V T05
2025-04-27 12:05:33 C 15 30 09.773 -22 13 15.74 V T08
2025-04-27 12:05:42 C 15 30 11.417 -22 13 45.08 V T05
2025-04-27 12:06:13 C 15 30 11.738 -22 13 51.67 V T08
2025-04-27 12:06:21 C 15 30 13.301 -22 14 19.32 V T05
2025-04-27 12:06:52 C 15 30 13.697 -22 14 27.35 V T08
2025-04-27 12:07:00 C 15 30 15.353 -22 14 56.26 V T05
2025-04-27 12:07:32 C 15 30 15.710 -22 15 03.56 V T08
2025-04-27 12:07:39 C 15 30 17.263 -22 15 31.75 V T05
2025-04-27 17:32:47 C 15 52 46.253 -27 42 23.29 V O51
2025-04-27 17:32:49 C 15 52 46.428 -27 42 26.10 V O51
2025-04-27 17:32:59 C 15 52 47.076 -27 42 36.43 V O51