2025 HC

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5956283300 ± 9.03e-05
Semi-major axis (a)1.9252676693 AU ± 3.70e-04
Inclination (i)0.84956828° ± 9.01e-05
Long. of Asc. Node (Ω)212.04298528° ± 7.27e-05
Arg. of Perihelion (ω)64.90435168° ± 3.75e-04
Mean Anomaly (M)62.80923373° ± 1.74e-02
Mean Motion (n)0.3689568683°/day ± 1.06e-04
Perihelion dist (q)0.77852370 AU ± 2.29e-04
Aphelion dist (Q)3.07201164 AU ± 6.16e-04
Orbital Period2.67138619 yr ± 7.71e-04
Physical Parameters
H (abs. magnitude)26.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.278″
Uncertainty2
Orbit TypeApollo
MOID0.000461 AU
Observations Used66
Oppositions1
Arc Total2025-2025
First Observation Used2025-04-18
Last Observation Used2025-04-20
Observations (66)
Date Type RA Dec Mag Band Observatory
2025-04-18 03:18:53 C 12 34 06.37 -06 47 31.7 V W94
2025-04-18 03:27:50 C 12 34 01.35 -06 47 14.4 V W94
2025-04-18 03:36:51 C 12 33 56.26 -06 46 58.7 V W94
2025-04-18 04:49:54 C 12 33 14.45 -06 44 36.1 q X10
2025-04-18 04:58:01 C 12 33 09.75 -06 44 19.7 q X10
2025-04-18 05:06:02 C 12 33 05.10 -06 44 03.5 q X10
2025-04-18 05:11:23 B 12 33 10.286 -06 49 47.32 Z W05
2025-04-18 05:16:46 B 12 33 07.104 -06 49 37.16 Z W05
2025-04-18 05:21:46 B 12 33 04.202 -06 49 28.02 Z W05
2025-04-18 05:33:45 C 12 32 48.97 -06 43 06.3 q X10
2025-04-18 05:38:32 C 12 33 02.707 -06 48 52.06 V I52
2025-04-18 05:39:37 C 12 33 02.088 -06 48 50.00 V I52
2025-04-18 05:40:42 C 12 33 01.429 -06 48 48.06 V I52
2025-04-18 05:41:53 C 12 32 44.27 -06 42 49.6 q X10
2025-04-18 05:44:14 B 12 32 51.007 -06 48 44.39 Z W05
2025-04-18 05:49:55 C 12 32 39.53 -06 42 32.5 q X10
2025-04-18 05:52:28 B 12 32 46.234 -06 48 28.62 Z W05
2025-04-18 07:10:38 B 12 31 59.748 -06 45 50.54 Z W05
2025-04-18 07:15:43 B 12 31 56.642 -06 45 40.39 Z W05
2025-04-18 11:48:59 C 12 29 42.31 -06 28 10.6 V E23
2025-04-18 12:06:01 C 12 29 30.22 -06 27 28.2 V E23
2025-04-18 12:22:53 C 12 29 18.05 -06 26 46.7 V E23
2025-04-18 13:41:51 C 12 28 42.444 -06 28 57.79 V O51
2025-04-18 13:42:59 C 12 28 41.592 -06 28 55.13 V O51
2025-04-18 13:44:05 C 12 28 40.829 -06 28 52.14 V O51
2025-04-18 19:20:38 B 12 24 25.31 -06 16 41.7 V M75
2025-04-18 19:30:48 B 12 24 16.06 -06 16 10.5 V M75
2025-04-18 19:40:47 B 12 24 06.91 -06 15 38.8 V M75
2025-04-18 19:46:37 B 12 24 01.45 -06 15 26.8 X L76
2025-04-18 19:58:06 B 12 23 50.85 -06 14 50.1 X L76
2025-04-18 20:09:35 B 12 23 40.16 -06 14 13.6 X L76
2025-04-18 20:30:21 C 12 23 20.79 -06 12 54.8 X C40
2025-04-18 20:37:45 C 12 23 13.68 -06 12 30.1 X C40
2025-04-18 20:45:04 C 12 23 06.72 -06 12 05.8 X C40
2025-04-18 21:12:19 B 12 22 52.14 -06 10 27.6 X K83
2025-04-18 21:16:29 B 12 22 48.06 -06 10 13.5 X K83
2025-04-18 21:20:37 B 12 22 43.97 -06 09 59.3 X K83
2025-04-18 22:44:41 C 12 21 21.629 -06 05 42.84 Z M09
2025-04-18 22:56:54 C 12 21 08.990 -06 04 58.08 Z M09
2025-04-18 23:08:54 C 12 20 56.507 -06 04 13.74 Z M09
2025-04-19 01:55:23 B 12 18 33.830 -05 51 12.46 Z W05
2025-04-19 01:58:10 B 12 18 30.559 -05 51 00.79 Z W05
2025-04-19 02:00:57 B 12 18 27.226 -05 50 49.42 Z W05
2025-04-19 03:19:16 C 12 16 38.59 -05 36 10.6 V W94
2025-04-19 03:21:57 B 12 16 42.715 -05 44 14.68 X W42
2025-04-19 03:28:25 C 12 16 26.54 -05 35 26.4 V W94
2025-04-19 03:32:40 B 12 16 28.714 -05 43 26.04 X W42
2025-04-19 03:37:30 C 12 16 14.54 -05 34 42.3 V W94
2025-04-19 03:43:13 B 12 16 14.762 -05 42 36.40 X W42
2025-04-19 04:25:11 C 12 15 40.373 -05 41 00.06 V U52