2025 HD2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5842664230 ± 1.48e-04
Semi-major axis (a)2.0351546043 AU ± 7.10e-04
Inclination (i)7.62760225° ± 1.90e-03
Long. of Asc. Node (Ω)86.68973720° ± 6.39e-03
Arg. of Perihelion (ω)48.64580213° ± 8.13e-03
Mean Anomaly (M)91.34068353° ± 4.91e-02
Mean Motion (n)0.3394815418°/day ± 1.78e-04
Perihelion dist (q)0.84608210 AU ± 4.21e-04
Aphelion dist (Q)3.22422711 AU ± 1.16e-03
Orbital Period2.90332805 yr ± 1.52e-03
Physical Parameters
H (abs. magnitude)23.92
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.310″
Uncertainty2
Orbit TypeApollo
MOID0.006749 AU
Observations Used43
Oppositions1
Arc Total2025-2025
First Observation Used2025-04-22
Last Observation Used2025-05-20
Observations (43)
Date Type RA Dec Mag Band Observatory
2025-04-22 07:17:34 C 13 16 05.981 +37 18 02.34 V V00
2025-04-22 07:25:41 C 13 16 06.560 +37 17 20.11 V V00
2025-04-22 07:33:46 C 13 16 07.108 +37 16 38.32 V V00
2025-04-22 07:41:51 C 13 16 07.655 +37 15 55.91 V V00
2025-04-22 08:40:25 C 13 16 11.446 +37 10 49.26 W H01
2025-04-22 08:44:33 C 13 16 11.800 +37 10 31.00 V 291
2025-04-22 08:49:12 C 13 16 12.051 +37 10 03.55 W H01
2025-04-22 08:56:30 C 13 16 12.710 +37 09 28.10 V 291
2025-04-22 09:00:21 C 13 16 12.833 +37 09 05.52 W H01
2025-04-22 09:08:41 C 13 16 13.550 +37 08 25.00 V 291
2025-04-22 09:10:55 C 13 16 13.575 +37 08 10.25 W H01
2025-04-22 09:21:24 C 13 16 14.419 +37 07 18.66 V I52
2025-04-22 09:32:34 C 13 16 15.230 +37 06 19.50 V I52
2025-04-22 09:43:42 C 13 16 15.978 +37 05 21.62 V I52
2025-04-22 09:54:49 C 13 16 16.800 +37 04 22.20 V I52
2025-04-23 03:53:57 C 13 17 44.44 +35 33 38.5 V 291
2025-04-23 03:57:00 C 13 17 43.53 +35 33 21.1 V H21
2025-04-23 03:58:48 C 13 17 43.63 +35 33 12.4 V H21
2025-04-23 04:02:58 C 13 17 43.89 +35 32 52.2 V H21
2025-04-23 04:07:49 C 13 17 44.20 +35 32 28.3 V H21
2025-04-23 04:08:33 C 13 17 45.51 +35 32 25.0 V 291
2025-04-23 04:23:08 C 13 17 46.40 +35 31 14.2 V 291
2025-04-24 03:26:29 C 13 19 25.050 +33 39 42.90 V 291
2025-04-24 03:40:25 C 13 19 25.890 +33 38 38.60 V 291
2025-04-26 08:59:36 C 13 22 40.116 +29 40 39.22 V V06
2025-04-26 09:07:22 C 13 22 40.498 +29 40 06.06 V V06
2025-04-26 09:12:34 C 13 22 42.637 +29 39 56.45 V T12
2025-04-26 09:22:55 C 13 22 41.279 +29 39 00.04 V V06
2025-04-26 09:57:01 C 13 22 44.591 +29 36 49.04 V T12
2025-04-28 03:54:45 C 13 24 59.790 +26 47 29.10 V 291
2025-04-28 04:15:18 C 13 25 00.640 +26 46 10.60 V 291
2025-04-29 04:56:35 C 13 26 11.750 +25 13 26.50 V 291
2025-04-29 05:23:05 C 13 26 12.750 +25 11 50.30 V 291
2025-04-29 05:42:18 C 13 26 13.470 +25 10 40.00 V 291
2025-04-30 08:49:51 C 13 27 25.490 +23 34 10.60 V 291
2025-04-30 09:12:16 C 13 27 26.300 +23 32 52.30 V 291
2025-04-30 09:34:56 C 13 27 27.110 +23 31 32.90 V 291
2025-05-01 10:15:55 C 13 28 30.310 +22 08 24.90 V 291
2025-05-01 10:30:12 C 13 28 30.850 +22 07 37.50 V 291
2025-05-02 08:49:58 C 13 29 26.150 +20 56 01.00 V 291
2025-05-02 09:13:29 C 13 29 26.990 +20 54 46.80 V 291
2025-05-20 00:17:54 C 13 43 38.249 +05 30 57.09 W 309
2025-05-20 00:25:02 C 13 43 38.441 +05 30 46.29 W 309