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
2019-10-22 21:14:26 s 1 +143235.23 4 +221786.64 8630.0 C57
2019-10-22 21:19:00 C 00 24 31.85 +24 12 44.1 V Z80
2019-10-22 21:24:00 C 00 24 31.98 +24 12 03.5 V Z80
2019-10-22 21:29:00 C 00 24 32.06 +24 11 24.3 V Z80
2019-10-22 22:01:26 C 00 24 32.48 +24 07 08.4 q 160
2019-10-22 22:04:21 C 00 24 32.56 +24 06 45.0 q 160
2019-10-22 22:07:17 C 00 24 32.60 +24 06 21.4 q 160
2019-10-22 22:44:26 S 00 22 48.859 +24 04 24.38 V C57
2019-10-22 22:44:26 s 1 +141544.81 1 +227580.54 2940.0 C57
2019-10-23 01:44:26 S 00 22 49.219 +23 39 45.18 V C57
2019-10-23 01:44:26 s 1 +137924.99 2 +238775.31 670.0 C57
2019-10-23 02:14:26 S 00 22 49.073 +23 35 44.09 V C57
2019-10-23 02:14:26 s 1 +137292.53 9 +240591.10 660.0 C57
2019-10-23 04:44:26 S 00 22 49.646 +23 15 41.76 V C57
2019-10-23 04:44:26 s 1 +134014.01 5 +249460.33 9750.0 C57
2019-10-23 05:36:34 C 00 24 47.48 +23 06 07.3 V G96
2019-10-23 05:46:41 C 00 24 47.69 +23 04 45.6 V G96
2019-10-23 05:54:07 C 00 24 47.86 +23 03 45.5 V G96
2019-10-23 06:01:34 C 00 24 48.00 +23 02 45.6 V G96
2019-10-23 08:44:26 S 00 22 51.214 +22 43 33.60 V C57
2019-10-23 08:44:26 s 1 +128396.90 4 +262941.80 3690.0 C57
2019-10-23 09:05:09 C 00 24 52.13 +22 37 58.1 V G96
2019-10-23 09:12:00 C 00 24 52.30 +22 37 02.5 V G96
2019-10-23 09:18:56 C 00 24 52.49 +22 36 06.3 V G96
2019-10-23 09:25:39 C 00 24 52.65 +22 35 11.4 V G96
2019-10-23 09:44:26 S 00 22 51.442 +22 35 24.47 V C57
2019-10-23 09:44:26 s 1 +126927.18 7 +266179.24 8830.0 C57
2019-10-23 10:14:26 S 00 22 51.679 +22 31 32.12 V C57
2019-10-23 10:14:26 s 1 +126183.12 2 +267778.39 8620.0 C57
2019-10-23 11:14:39 C 00 24 56.59 +22 20 42.7 V T05
2019-10-23 11:20:38 C 00 24 56.74 +22 19 54.2 V T05
2019-10-23 11:29:04 C 00 24 56.94 +22 18 45.6 V T05
2019-10-23 11:29:25 C 00 24 56.935 +22 18 42.75 U F52
2019-10-23 11:35:35 C 00 24 57.07 +22 17 52.7 V T05
2019-10-23 11:47:01 C 00 24 57.349 +22 16 19.77 U F52
2019-10-23 11:53:57 C 00 24 57.50 +22 15 23.5 V T05
2019-10-23 12:04:41 C 00 24 57.772 +22 13 56.02 U F52
2019-10-24 03:46:21 C 00 25 32.17 +20 06 55.8 V G96
2019-10-24 03:53:55 C 00 25 32.35 +20 05 54.8 V G96
2019-10-24 04:03:05 C 00 25 32.56 +20 04 41.1 V G96
2019-10-24 04:10:40 C 00 25 32.73 +20 03 39.7 V G96
2019-10-25 04:15:20 C 00 26 20.92 +16 49 18.2 V G96
2019-10-25 04:22:51 C 00 26 21.11 +16 48 17.9 V G96
2019-10-25 04:30:20 C 00 26 21.27 +16 47 17.6 V G96
2019-10-25 04:37:50 C 00 26 21.45 +16 46 17.3 V G96
2019-10-25 05:10:23 C 00 26 22.18 +16 41 56.0 V 703
2019-10-25 05:17:55 C 00 26 22.35 +16 40 54.7 V 703
2019-10-25 05:25:26 C 00 26 22.52 +16 39 54.9 V 703
2019-10-25 05:32:57 C 00 26 22.69 +16 38 54.5 V 703
2019-10-25 08:39:28 C 00 26 28.94 +16 14 05.0 V T08