2025 HC5

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4042700811 ± 1.80e-04
Semi-major axis (a)1.7041462407 AU ± 5.26e-04
Inclination (i)4.13683129° ± 1.40e-03
Long. of Asc. Node (Ω)210.42155370° ± 3.33e-04
Arg. of Perihelion (ω)343.87535803° ± 8.72e-04
Mean Anomaly (M)100.84972217° ± 4.74e-02
Mean Motion (n)0.4430492287°/day ± 2.05e-04
Perihelion dist (q)1.01521090 AU ± 4.39e-04
Aphelion dist (Q)2.39308158 AU ± 8.00e-04
Orbital Period2.22464281 yr ± 1.03e-03
Physical Parameters
H (abs. magnitude)27.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.334″
Uncertainty2
Orbit TypeApollo
MOID0.018121 AU
Observations Used42
Oppositions1
Arc Total2025-2025
First Observation Used2025-04-26
Last Observation Used2025-05-06
Observations (42)
Date Type RA Dec Mag Band Observatory
2025-04-26 07:48:50 C 13 47 51.004 +02 24 09.50 V G96
2025-04-26 07:56:13 C 13 47 58.002 +02 24 07.09 V G96
2025-04-26 08:03:36 C 13 48 04.806 +02 24 04.90 V G96
2025-04-26 08:10:59 C 13 48 11.804 +02 24 02.23 V G96
2025-04-26 09:07:27 C 13 49 04.318 +02 23 43.26 V I52
2025-04-26 09:08:35 C 13 49 05.372 +02 23 42.90 V I52
2025-04-26 09:09:43 C 13 49 06.416 +02 23 42.97 V I52
2025-04-26 09:10:51 C 13 49 07.511 +02 23 41.96 V I52
2025-04-26 09:38:17 C 13 49 52.118 +02 29 20.65 W 474
2025-04-26 09:46:20 C 13 49 59.719 +02 29 18.46 W 474
2025-04-26 09:54:26 C 13 50 07.294 +02 29 15.54 W 474
2025-04-26 10:02:29 C 13 50 14.906 +02 29 13.99 W 474
2025-04-26 22:52:34 C 14 02 25.92 +02 18 21.2 V L01
2025-04-26 22:55:14 C 14 02 28.29 +02 18 20.5 V L01
2025-04-26 22:58:58 C 14 02 31.52 +02 18 19.1 V L01
2025-04-26 23:03:46 B 14 02 36.036 +02 17 53.16 V B15
2025-04-26 23:04:57 C 14 02 36.84 +02 17 59.0 V K62
2025-04-26 23:12:00 B 14 02 43.248 +02 17 50.17 V B15
2025-04-26 23:12:45 C 14 02 43.70 +02 17 56.4 V K62
2025-04-26 23:20:17 B 14 02 50.597 +02 17 48.48 V B15
2025-04-26 23:20:31 C 14 02 50.56 +02 17 53.7 V K62
2025-04-26 23:28:16 C 14 02 57.35 +02 17 50.2 V K62
2025-04-27 05:22:23 C 14 08 29.994 +02 16 51.78 V I52
2025-04-27 05:23:00 C 14 08 30.530 +02 16 51.31 V I52
2025-04-27 05:23:37 C 14 08 31.009 +02 16 51.20 V I52
2025-04-27 05:24:14 C 14 08 31.546 +02 16 51.06 V I52
2025-04-28 09:06:04 C 14 31 32.351 +02 06 23.47 V I52
2025-04-28 09:06:48 C 14 31 32.826 +02 06 22.43 V I52
2025-04-28 09:09:48 C 14 31 35.000 +02 06 20.84 V I52
2025-04-28 09:10:32 C 14 31 35.490 +02 06 20.95 V I52
2025-04-29 08:46:18 C 14 48 49.892 +01 56 56.54 V I52
2025-04-29 08:47:39 C 14 48 50.764 +01 56 55.36 V I52
2025-04-29 08:48:59 C 14 48 51.577 +01 56 55.86 V I52
2025-04-29 08:50:19 C 14 48 52.420 +01 56 54.92 V I52
2025-04-30 07:31:00 C 15 03 27.706 +01 47 44.02 V I52
2025-04-30 07:32:44 C 15 03 28.606 +01 47 43.33 V I52
2025-04-30 07:34:28 C 15 03 29.574 +01 47 42.94 V I52
2025-05-01 08:48:40 C 15 17 30.980 +01 37 35.70 V 691
2025-05-01 09:01:50 C 15 17 37.180 +01 37 29.80 V 691
2025-05-01 09:15:02 C 15 17 43.370 +01 37 25.10 V 691
2025-05-06 07:43:58 C 16 02 45.23 +00 52 34.7 V H21
2025-05-06 07:48:04 C 16 02 46.20 +00 52 33.2 V H21