2026 HB9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5756444332 ± 2.10e-04
Semi-major axis (a)2.6822988704 AU ± 1.62e-03
Inclination (i)16.76565472° ± 6.92e-03
Long. of Asc. Node (Ω)137.37274275° ± 2.99e-02
Arg. of Perihelion (ω)155.63672082° ± 3.06e-02
Mean Anomaly (M)304.11943064° ± 4.76e-02
Mean Motion (n)0.2243589113°/day ± 2.04e-04
Perihelion dist (q)1.13824846 AU ± 8.89e-04
Aphelion dist (Q)4.22634928 AU ± 2.62e-03
Orbital Period4.39307838 yr ± 3.99e-03
Physical Parameters
H (abs. magnitude)20.62
Orbit Solution
SourceJPL
Solution Date2026-05-14 06:49:43
RMS Residual0.482″
Uncertainty7
Orbit TypeAmor
MOID0.145522 AU
Observations Used19
Oppositions
Arc Total2026-2026
First Observation Used
Last Observation Used2026-05-14
Observations (19)
Date Type RA Dec Mag Band Observatory
2026-04-24 08:32:08 C 15 27 31.540 +24 03 19.66 V G96
2026-04-24 08:39:31 C 15 27 31.511 +24 03 27.29 V G96
2026-04-24 08:46:54 C 15 27 31.421 +24 03 34.70 V G96
2026-04-24 08:54:18 C 15 27 31.388 +24 03 42.19 V G96
2026-04-26 09:33:48 C 15 27 20.211 +24 53 30.58 V F52
2026-04-26 09:51:23 C 15 27 20.047 +24 53 48.28 V F52
2026-05-05 14:56:27 C 15 25 02.749 +28 28 15.39 V F52
2026-05-10 08:24:24 C 15 23 07.400 +30 06 40.50 V G96
2026-05-10 08:31:55 C 15 23 07.199 +30 06 46.19 V G96
2026-05-10 08:39:23 C 15 23 07.026 +30 06 51.95 V G96
2026-05-10 08:46:51 C 15 23 06.875 +30 06 58.57 V G96
2026-05-11 12:32:01 C 15 22 34.368 +30 29 26.55 X F52
2026-05-11 12:49:35 C 15 22 33.957 +30 29 40.28 X F52
2026-05-11 13:07:14 C 15 22 33.537 +30 29 53.87 X F52
2026-05-11 13:24:58 C 15 22 33.135 +30 30 07.76 X F52
2026-05-14 11:03:32 C 15 21 06.628 +31 23 01.93 V I52
2026-05-14 11:07:18 C 15 21 06.527 +31 23 04.85 V I52
2026-05-14 11:09:42 C 15 21 06.491 +31 23 06.43 V I52
2026-05-14 11:22:07 C 15 21 06.188 +31 23 14.39 V I52