2012 HD25

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6280989968 ± 7.52e-08
Semi-major axis (a)1.9739936913 AU ± 8.64e-09
Inclination (i)5.94800764° ± 7.79e-06
Long. of Asc. Node (Ω)42.19910231° ± 1.53e-05
Arg. of Perihelion (ω)93.74121656° ± 3.26e-05
Mean Anomaly (M)340.97877900° ± 2.45e-06
Mean Motion (n)0.3553805340°/day ± 2.33e-09
Perihelion dist (q)0.73413023 AU ± 1.48e-07
Aphelion dist (Q)3.21385715 AU ± 1.49e-07
Orbital Period2.77343914 yr ± 1.82e-08
Physical Parameters
H (abs. magnitude)23.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.285″
Uncertainty0
Orbit TypeApollo
MOID0.024469 AU
Observations Used92
Oppositions8
Arc Total2012-2025
First Observation Used2012-04-27
Last Observation Used2025-12-01
Observations (94)
Date Type RA Dec Mag Band Observatory
2025-11-12 05:48:20 C 02 18 41.216 +17 57 00.18 V G96
2025-11-12 06:38:59 C 02 18 30.902 +17 57 42.04 W H01
2025-11-12 06:43:30 C 02 18 29.993 +17 57 45.86 W H01
2025-11-12 06:58:23 C 02 18 27.009 +17 57 58.45 W H01
2025-11-12 07:09:05 C 02 18 24.857 +17 58 07.51 W H01
2025-11-12 07:27:22 B 02 18 20.762 +17 58 18.34 Z H36
2025-11-12 07:57:06 B 02 18 14.882 +17 58 42.42 Z H36
2025-11-12 08:00:16 C 02 18 14.742 +17 58 52.03 V I52
2025-11-12 08:01:54 C 02 18 14.389 +17 58 53.44 V I52
2025-11-12 08:03:33 C 02 18 14.076 +17 58 54.41 V I52
2025-11-13 01:46:08 C 02 14 48.99 +18 14 27.7 V H21
2025-11-13 01:50:10 C 02 14 48.13 +18 14 31.8 V H21
2025-11-13 01:54:11 C 02 14 47.29 +18 14 35.5 V H21
2025-11-13 06:49:52 C 02 13 44.225 +18 19 14.26 W H01
2025-11-13 06:54:27 C 02 13 43.222 +18 19 18.36 W H01
2025-11-13 07:12:47 C 02 13 39.188 +18 19 35.06 W H01
2025-11-13 07:20:18 C 02 13 37.551 +18 19 41.87 W H01
2025-11-13 18:46:22 C 02 11 14.788 +18 30 13.20 X 033
2025-11-13 18:47:45 C 02 11 14.456 +18 30 14.50 X 033
2025-11-13 18:49:07 C 02 11 14.197 +18 30 15.90 X 033
2025-11-13 21:07:41 C 02 10 42.28 +18 32 36.0 X L04
2025-11-13 21:17:42 C 02 10 40.02 +18 32 45.6 X L04
2025-11-14 13:35:29 C 02 06 59.46 +18 49 08.9 V D29
2025-11-14 13:55:50 C 02 06 54.41 +18 49 30.7 V D29
2025-11-14 14:16:12 C 02 06 49.38 +18 49 51.3 V D29
2025-11-15 05:04:28 C 02 03 14.512 +19 05 21.66 V G96
2025-11-15 05:11:53 C 02 03 12.539 +19 05 30.16 V G96
2025-11-15 05:19:19 C 02 03 10.631 +19 05 37.43 V G96
2025-11-15 05:26:45 C 02 03 08.633 +19 05 46.00 V G96
2025-11-15 13:43:40 C 02 01 02.46 +19 14 45.6 V D29
2025-11-15 14:04:02 C 02 00 56.89 +19 15 08.3 V D29
2025-11-15 14:24:24 C 02 00 51.32 +19 15 30.7 V D29
2025-11-17 10:26:19 C 01 48 12.514 +20 07 47.26 X F51
2025-11-17 10:44:12 C 01 48 06.584 +20 08 08.96 X F51
2025-11-17 11:01:51 C 01 48 00.749 +20 08 30.50 X F51
2025-11-19 10:36:36 C 01 31 15.96 +21 12 53.4 V D29
2025-11-19 10:56:57 C 01 31 07.61 +21 13 24.2 V D29
2025-11-19 11:17:19 C 01 30 59.25 +21 13 55.0 V D29
2025-11-24 11:07:34 C 00 25 19.42 +24 25 08.6 V D29
2025-11-24 11:48:18 C 00 24 47.93 +24 26 15.4 V D29
2025-12-01 03:48:24 C 21 34 52.687 +24 24 02.09 V I52
2025-12-01 03:51:05 C 21 34 49.220 +24 23 54.20 V I52
2025-12-01 03:53:45 C 21 34 45.732 +24 23 45.82 V I52
2025-12-01 03:56:27 C 21 34 42.222 +24 23 37.61 V I52