390725 (2003 HB)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3803376716 ± 2.99e-02
Semi-major axis (a)0.8496951904 AU ± 3.48e-03
Inclination (i)18.12088768° ± 1.09e+00
Long. of Asc. Node (Ω)70.33975678° ± 1.41e+00
Arg. of Perihelion (ω)306.75724798° ± 2.77e+00
Mean Anomaly (M)130.68269022° ± 4.76e+00
Mean Motion (n)1.2583965998°/day ± 7.72e-03
Perihelion dist (q)0.52652410 AU ± 2.55e-02
Aphelion dist (Q)1.17286628 AU ± 2.59e-02
Orbital Period0.78323979 yr ± 4.81e-03
NGA Modelr2
A2-5.09407508e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.336″
Uncertainty0
Orbit TypeAten
MOID0.046685 AU
Observations Used478
Oppositions6
Arc Total2003-2025
First Observation Used2003-04-21
Last Observation Used2025-05-23
Observations (566)
Date Type RA Dec Mag Band Observatory
2025-05-14 00:33:33 C 18 20 00.03 +41 55 07.8 X C40
2025-05-14 00:35:46 C 18 20 00.13 +41 55 19.4 X C40
2025-05-14 00:37:58 C 18 20 00.26 +41 55 30.9 X C40
2025-05-14 00:40:11 C 18 20 00.35 +41 55 42.0 X C40
2025-05-14 00:42:17 C 18 20 00.45 +41 55 53.2 X C40
2025-05-14 00:44:19 C 18 20 00.53 +41 56 03.6 X C40
2025-05-14 00:46:21 C 18 20 00.64 +41 56 13.9 X C40
2025-05-14 00:48:23 C 18 20 00.74 +41 56 24.6 X C40
2025-05-14 01:04:16 B 18 20 04.258 +41 57 37.26 Z K35
2025-05-14 01:05:28 B 18 20 04.310 +41 57 43.56 Z K35
2025-05-14 01:06:04 B 18 20 04.342 +41 57 46.62 Z K35
2025-05-14 01:06:41 B 18 20 04.349 +41 57 49.79 Z K35
2025-05-14 01:07:16 B 18 20 04.373 +41 57 52.92 Z K35
2025-05-14 02:32:30 C 18 20 11.467 +42 05 48.84 V R17
2025-05-14 02:53:00 C 18 20 12.370 +42 07 37.63 V R17
2025-05-14 03:13:32 C 18 20 13.250 +42 09 27.04 V R17
2025-05-14 03:34:05 C 18 20 14.090 +42 11 15.11 V R17
2025-05-14 20:43:54 C 18 21 37.913 +43 44 39.73 Z C23
2025-05-14 21:08:15 C 18 21 38.95 +43 47 34.3 X C40
2025-05-14 21:11:00 C 18 21 39.14 +43 47 50.8 X C40
2025-05-14 21:13:46 C 18 21 39.32 +43 48 07.3 X C40
2025-05-14 21:15:46 C 18 21 40.438 +43 47 49.74 Z C23
2025-05-14 21:16:31 C 18 21 39.49 +43 48 23.7 X C40
2025-05-14 21:19:17 C 18 21 39.67 +43 48 40.1 X C40
2025-05-14 21:22:03 C 18 21 39.85 +43 48 56.4 X C40
2025-05-14 21:24:48 C 18 21 40.03 +43 49 12.7 X C40
2025-05-14 21:27:33 C 18 21 40.19 +43 49 29.1 X C40
2025-05-14 21:30:19 C 18 21 40.37 +43 49 45.5 X C40
2025-05-14 21:33:04 C 18 21 40.51 +43 50 01.7 X C40
2025-05-14 21:35:50 C 18 21 40.75 +43 50 19.0 X C40
2025-05-14 21:38:36 C 18 21 40.89 +43 50 34.6 X C40
2025-05-15 23:26:48 B 18 24 03.982 +46 31 49.15 V L65
2025-05-15 23:30:28 B 18 24 04.303 +46 32 14.21 V L65
2025-05-15 23:34:06 B 18 24 04.594 +46 32 39.19 V L65
2025-05-16 12:13:45 C 18 25 27.055 +48 02 26.95 V T05
2025-05-16 12:18:21 C 18 25 27.430 +48 03 01.15 V T05
2025-05-16 12:22:23 C 18 25 27.722 +48 03 30.42 V T05
2025-05-16 12:31:40 C 18 25 28.440 +48 04 38.68 V T05
2025-05-17 00:39:22 B 18 27 00.670 +49 35 27.31 V L65
2025-05-17 00:44:08 B 18 27 01.181 +49 36 05.26 V L65
2025-05-17 00:48:55 B 18 27 01.692 +49 36 43.02 V L65
2025-05-17 02:30:17 C 18 27 16.584 +49 50 49.02 V R17
2025-05-17 02:50:50 C 18 27 18.550 +49 53 35.05 V R17
2025-05-17 03:11:21 C 18 27 20.534 +49 56 19.90 V R17
2025-05-17 03:31:53 C 18 27 22.478 +49 59 05.24 V R17
2025-05-17 20:54:55 C 18 30 09.761 +52 24 30.92 Z C23
2025-05-17 21:35:43 C 18 30 16.562 +52 30 45.97 Z C23
2025-05-18 13:49:00 C 18 33 14.371 +55 05 53.88 V T08
2025-05-18 14:03:09 C 18 33 16.620 +55 08 14.14 V T08
2025-05-18 14:11:05 C 18 33 17.870 +55 09 32.58 V T08