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
2012-04-27 09:41:49 C 14 19 38.725 -05 53 20.01 L F51
2012-04-27 10:17:18 C 14 19 35.646 -05 56 23.43 L F51
2012-04-27 10:38:52 C 14 19 33.778 -05 58 14.47 L F51
2012-04-27 11:00:27 C 14 19 31.930 -06 00 04.80 19.1 L F51
2012-04-27 11:22:00 C 14 19 30.087 -06 01 54.70 18.9 L F51
2012-04-27 22:52:09 C 14 18 55.11 -06 58 10.1 u 595
2012-04-27 23:12:09 C 14 18 53.68 -06 59 40.2 u 595
2012-04-27 23:32:12 C 14 18 52.28 -07 01 12.6 u 595
2012-04-27 23:51:52 C 14 18 50.96 -07 02 42.1 u 595
2012-04-28 04:00:44 C 14 18 43.75 -07 20 52.6 o G48
2012-04-28 04:02:05 C 14 18 43.65 -07 20 58.4 o G48
2012-04-28 04:06:12 C 14 18 43.45 -07 21 17.4 o G48
2012-04-28 04:07:33 C 14 18 43.36 -07 21 23.1 o G48
2012-04-28 04:15:23 C 14 18 42.84 -07 21 58.0 o G48
2012-04-28 04:20:49 C 14 18 42.44 -07 22 22.0 o G48
2012-04-28 04:22:10 C 14 18 42.33 -07 22 27.3 o G48
2012-04-28 06:35:09 C 14 18 37.35 -07 31 45.2 t F65
2012-04-28 06:36:15 C 14 18 37.27 -07 31 49.9 t F65
2012-04-28 06:37:25 C 14 18 37.20 -07 31 55.0 t F65
2012-04-28 06:38:34 C 14 18 37.13 -07 32 00.0 t F65
2012-04-28 06:39:43 C 14 18 37.05 -07 32 05.0 t F65
2012-04-28 06:40:53 C 14 18 36.98 -07 32 10.0 t F65
2012-04-28 06:42:04 C 14 18 36.90 -07 32 15.1 t F65
2012-04-28 06:43:13 C 14 18 36.84 -07 32 20.1 t F65
2012-04-28 06:44:24 C 14 18 36.75 -07 32 25.2 t F65
2012-04-28 08:39:55 C 14 18 24.50 -07 40 55.8 c 854
2012-04-28 08:43:49 C 14 18 24.13 -07 41 12.4 c 854
2012-04-28 08:47:43 C 14 18 24.01 -07 41 29.0 c 854
2012-04-28 13:58:16 C 14 18 12.96 -08 02 52.3 u 900
2012-04-28 14:11:15 C 14 18 12.42 -08 03 44.1 o 300
2012-04-28 14:13:56 C 14 18 12.26 -08 03 55.1 o 300
2012-04-28 14:16:35 C 14 18 12.00 -08 04 04.5 o 300
2012-04-28 14:21:55 C 14 18 11.71 -08 04 26.5 o 300
2012-04-28 14:23:59 C 14 18 11.29 -08 04 35.5 u 900
2012-04-30 05:42:43 C 14 16 43.24 -10 19 50.0 o 291
2012-04-30 05:43:58 C 14 16 43.17 -10 19 53.6 o 291
2012-05-01 05:20:14 C 14 16 01.71 -11 23 58.9 o 291
2012-05-01 05:21:27 C 14 16 01.66 -11 24 01.6 o 291
2012-05-01 05:22:39 C 14 16 01.59 -11 24 04.5 o 291
2012-05-02 07:06:29 C 14 15 19.38 -12 22 00.4 o 807
2012-05-02 07:13:47 C 14 15 19.15 -12 22 15.5 o 807
2012-05-02 07:21:20 C 14 15 18.87 -12 22 31.2 o 807
2012-05-02 08:14:49 C 14 15 19.29 -12 25 35.5 o 291
2012-05-02 08:16:48 C 14 15 19.29 -12 25 39.4 o 291
2012-05-02 08:18:47 C 14 15 19.21 -12 25 42.8 o 291
2012-05-02 22:45:13 C 14 15 02.67 -12 54 51.7 t 204
2012-05-02 23:15:12 C 14 15 01.69 -12 55 48.9 t 204
2025-11-12 05:24:06 C 02 18 45.990 +17 56 38.94 V G96
2025-11-12 05:32:10 C 02 18 44.446 +17 56 45.92 V G96
2025-11-12 05:40:15 C 02 18 42.836 +17 56 53.16 V G96