326291 (1998 HM3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0621867379 ± 4.31e-08
Semi-major axis (a)1.2465886492 AU ± 8.71e-10
Inclination (i)39.33002176° ± 9.32e-06
Long. of Asc. Node (Ω)210.80106474° ± 2.12e-06
Arg. of Perihelion (ω)137.08258612° ± 2.69e-05
Mean Anomaly (M)166.39727485° ± 2.55e-05
Mean Motion (n)0.7081536925°/day ± 7.42e-10
Perihelion dist (q)1.16906737 AU ± 5.37e-08
Aphelion dist (Q)1.32410993 AU ± 5.37e-08
Orbital Period1.39182538 yr ± 1.46e-09
Physical Parameters
H (abs. magnitude)19.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.420″
Uncertainty0
Orbit TypeAmor
MOID0.190826 AU
Observations Used525
Oppositions7
Arc Total1998-2023
First Observation Used1998-04-21
Last Observation Used2023-06-01
Observations (666)
Date Type RA Dec Mag Band Observatory
2023-05-15 05:17:55 C 11 45 38.578 +12 50 37.46 V V00
2023-05-15 05:25:04 C 11 45 38.923 +12 50 54.20 V V00
2023-05-15 13:37:23 C 11 46 05.35 +13 09 58.4 V D29
2023-05-15 13:57:44 C 11 46 06.36 +13 10 44.6 V D29
2023-05-15 14:18:06 C 11 46 07.34 +13 11 31.5 V D29
2023-05-20 05:58:23 C 11 52 23.308 +17 04 59.99 V G96
2023-05-20 06:06:33 C 11 52 23.768 +17 05 15.68 V G96
2023-05-20 06:14:43 C 11 52 24.215 +17 05 30.91 V G96
2023-05-20 06:22:52 C 11 52 24.650 +17 05 46.36 V G96
2023-05-24 04:52:04 C 11 58 06.798 +19 49 25.03 V 703
2023-05-24 05:08:16 C 11 58 07.928 +19 49 52.86 V 703
2023-05-24 05:16:23 C 11 58 08.389 +19 50 05.53 V 703
2023-06-01 04:45:13 C 12 10 36.469 +24 04 44.29 V G96
2023-06-01 04:52:43 C 12 10 36.944 +24 04 52.79 V G96
2023-06-01 05:00:11 C 12 10 37.441 +24 05 01.36 V G96
2023-06-01 05:07:39 C 12 10 37.913 +24 05 08.09 V G96