2025 HD1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2541277460 ± 3.43e-04
Semi-major axis (a)1.3870321758 AU ± 6.62e-04
Inclination (i)30.14005637° ± 1.54e-02
Long. of Asc. Node (Ω)210.49354379° ± 3.75e-05
Arg. of Perihelion (ω)11.12445878° ± 4.56e-03
Mean Anomaly (M)122.83516090° ± 8.47e-02
Mean Motion (n)0.6033682767°/day ± 4.32e-04
Perihelion dist (q)1.03454882 AU ± 6.86e-04
Aphelion dist (Q)1.73951554 AU ± 9.57e-04
Orbital Period1.63354011 yr ± 1.17e-03
Physical Parameters
H (abs. magnitude)25.63
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.310″
Uncertainty2
Orbit TypeAmor
MOID0.033177 AU
Observations Used47
Oppositions1
Arc Total2025-2025
First Observation Used2025-04-21
Last Observation Used2025-04-28
Observations (47)
Date Type RA Dec Mag Band Observatory
2025-04-21 06:14:13 C 13 52 25.970 -03 25 48.10 V G96
2025-04-21 06:22:13 C 13 52 31.280 -03 20 34.50 V G96
2025-04-21 06:30:11 C 13 52 36.620 -03 15 21.60 V G96
2025-04-21 06:38:12 C 13 52 41.966 -03 10 08.98 V G96
2025-04-21 08:03:53 C 13 53 38.990 -02 14 11.00 V I52
2025-04-21 08:04:43 C 13 53 39.538 -02 13 38.39 V I52
2025-04-21 08:05:33 C 13 53 40.106 -02 13 05.52 V I52
2025-04-21 10:01:55 C 13 54 57.978 -00 57 16.20 V I52
2025-04-21 10:02:45 C 13 54 58.543 -00 56 43.08 V I52
2025-04-21 10:03:36 C 13 54 59.108 -00 56 10.39 V I52
2025-04-21 13:42:05 B 13 57 50.669 +01 25 10.92 X Q06
2025-04-21 13:53:51 B 13 57 58.370 +01 32 45.51 X Q06
2025-04-21 14:05:37 B 13 58 06.098 +01 40 20.11 X Q06
2025-04-21 16:28:13 B 13 59 39.713 +03 11 49.20 W 900
2025-04-21 16:41:21 B 13 59 48.338 +03 20 11.44 W 900
2025-04-21 16:54:28 B 13 59 56.993 +03 28 33.60 W 900
2025-04-21 21:31:51 C 14 03 25.38 +06 23 08.3 V L01
2025-04-21 21:33:30 C 14 03 26.49 +06 24 09.8 V L01
2025-04-21 21:35:08 C 14 03 27.59 +06 25 11.0 V L01
2025-04-21 21:35:10 C 14 03 28.41 +06 25 09.4 V 587
2025-04-21 21:35:57 C 14 03 28.95 +06 25 39.6 V 587
2025-04-21 21:36:45 C 14 03 29.45 +06 26 09.1 V 587
2025-04-21 21:36:46 C 14 03 28.67 +06 26 12.0 V L01
2025-04-21 21:38:25 C 14 03 29.73 +06 27 14.0 V L01
2025-04-21 22:34:16 B 14 04 07.214 +07 02 01.03 W 204
2025-04-21 22:42:09 B 14 04 12.379 +07 06 55.33 W 204
2025-04-21 22:49:56 B 14 04 17.431 +07 11 45.38 W 204
2025-04-22 05:46:32 C 14 09 06.19 +11 25 29.4 V H21
2025-04-22 05:48:19 C 14 09 07.30 +11 26 33.2 V H21
2025-04-22 05:50:06 C 14 09 08.43 +11 27 36.8 V H21
2025-04-22 05:51:53 C 14 09 09.55 +11 28 40.3 V H21
2025-04-22 05:53:39 C 14 09 10.69 +11 29 43.6 V H21
2025-04-22 05:55:26 C 14 09 11.81 +11 30 46.8 V H21
2025-04-22 09:14:24 B 14 11 18.12 +13 27 18.8 X W13
2025-04-22 09:19:58 B 14 11 21.73 +13 30 30.8 X W13
2025-04-22 09:25:30 B 14 11 25.33 +13 33 42.6 X W13
2025-04-24 06:03:45 C 14 40 17.357 +34 25 54.26 V I52
2025-04-24 06:05:12 C 14 40 18.156 +34 26 25.22 V I52
2025-04-24 06:06:39 C 14 40 18.944 +34 26 56.80 V I52
2025-04-24 06:08:06 C 14 40 19.708 +34 27 27.97 V I52
2025-04-25 10:06:26 C 14 56 02.519 +42 53 39.80 V V06
2025-04-25 10:08:18 C 14 56 03.455 +42 54 07.63 V V06
2025-04-25 10:10:10 C 14 56 04.376 +42 54 35.57 V V06
2025-04-25 10:12:02 C 14 56 05.302 +42 55 03.40 V V06
2025-04-28 10:58:59 C 15 30 39.930 +55 11 59.90 V 291
2025-04-28 11:11:49 C 15 30 44.800 +55 13 21.50 V 291
2025-04-28 11:24:57 C 15 30 49.680 +55 14 44.90 V 291