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
2019-10-14 09:40:58 C 00 18 31.02 +48 34 04.4 V T08
2019-10-14 09:56:54 C 00 18 31.21 +48 32 29.5 V T08
2019-10-14 21:16:24 C 00 18 50.82 +47 24 12.4 V K87
2019-10-14 21:18:08 C 00 18 50.85 +47 24 01.8 V K87
2019-10-14 21:19:35 C 00 18 50.88 +47 23 52.8 V K87
2019-10-15 03:38:17 C 00 19 01.48 +46 45 20.1 u H21
2019-10-15 03:40:21 C 00 19 01.51 +46 45 07.5 u H21
2019-10-15 03:42:18 C 00 19 01.53 +46 44 55.5 u H21
2019-10-15 03:44:16 C 00 19 01.57 +46 44 43.5 u H21
2019-10-15 03:46:14 C 00 19 01.58 +46 44 31.3 u H21
2019-10-15 03:48:11 C 00 19 01.60 +46 44 19.4 u H21
2019-10-15 03:50:09 C 00 19 01.69 +46 44 06.7 u H21
2019-10-15 03:52:06 C 00 19 01.71 +46 43 55.5 u H21
2019-10-15 03:54:04 C 00 19 01.70 +46 43 43.1 u H21
2019-10-15 03:56:02 C 00 19 01.73 +46 43 31.3 u H21
2019-10-15 03:57:59 C 00 19 01.75 +46 43 19.0 u H21
2019-10-15 03:59:57 C 00 19 01.80 +46 43 06.9 u H21
2019-10-15 04:01:55 C 00 19 01.83 +46 42 55.0 u H21
2019-10-15 04:03:52 C 00 19 01.84 +46 42 42.9 u H21
2019-10-15 04:06:25 C 00 19 01.90 +46 42 27.1 u H21
2019-10-15 10:44:26 S 00 15 42.238 +45 55 49.51 V C57
2019-10-15 10:44:26 s 1 -116701.47 3 +351352.52 1290.0 C57
2019-10-15 11:14:26 S 00 15 44.242 +45 53 03.59 V C57
2019-10-15 11:14:26 s 1 -117595.72 6 +350615.13 8820.0 C57
2019-10-15 11:44:26 S 00 15 44.465 +45 49 46.70 V C57
2019-10-15 11:44:26 s 1 -118486.97 8 +349868.72 620.0 C57
2019-10-15 13:14:26 S 00 15 48.367 +45 40 06.78 V C57
2019-10-15 13:14:26 s 1 -121142.39 3 +347575.21 720.0 C57
2019-10-15 17:44:26 S 00 16 00.715 +45 11 39.12 V C57
2019-10-15 17:44:26 s 1 -128935.65 8 +340203.60 1690.0 C57
2019-10-16 08:53:33 C 00 19 49.56 +43 39 05.2 V T05
2019-10-16 08:58:50 C 00 19 49.58 +43 38 30.3 V T05
2019-10-16 09:21:32 C 00 19 49.88 +43 36 01.2 V T05
2019-10-18 08:57:02 C 00 21 11.88 +38 07 54.9 V T08
2019-10-18 09:01:41 C 00 21 11.96 +38 07 21.6 V T08
2019-10-18 09:10:18 C 00 21 12.09 +38 06 19.5 V T08
2019-10-18 09:30:22 C 00 21 12.39 +38 03 55.0 V T08
2019-10-19 07:26:30 C 00 21 52.974 +35 23 11.28 U F51
2019-10-19 07:51:27 C 00 21 53.389 +35 20 06.23 U F51
2019-10-19 09:27:40 C 00 21 54.93 +35 08 09.4 V T05
2019-10-19 09:35:24 C 00 21 55.05 +35 07 11.3 V T05
2019-10-19 09:53:27 C 00 21 55.33 +35 04 56.4 V T05
2019-10-19 10:02:31 C 00 21 55.49 +35 03 48.4 V T05
2019-10-20 20:34:09 C 00 22 59.13 +30 39 46.2 V 089
2019-10-20 20:37:53 C 00 22 59.20 +30 39 17.4 V 089
2019-10-20 20:41:38 C 00 22 59.26 +30 38 48.3 V 089
2019-10-20 20:45:23 C 00 22 59.38 +30 38 18.7 V 089
2019-10-20 20:49:08 C 00 22 59.45 +30 37 49.8 V 089
2019-10-20 20:52:53 C 00 22 59.53 +30 37 20.4 V 089
2019-10-20 20:56:38 C 00 22 59.58 +30 36 51.1 V 089