344074 (1997 UH9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4747667072 ± 2.00e+00
Semi-major axis (a)0.8299786869 AU ± 3.00e+00
Inclination (i)25.48900693° ± 4.00e+00
Long. of Asc. Node (Ω)42.38493612° ± 5.00e+00
Arg. of Perihelion (ω)180.92738880° ± 6.00e+00
Mean Anomaly (M)209.35684559° ± 1.90e-05
Mean Motion (n)1.3035024922°/day ± 7.07e+00
Perihelion dist (q)0.43593244 AU ± 2.29e+00
Aphelion dist (Q)1.22402494 AU ± 4.73e+00
Orbital Period0.75613686 yr ± 4.10e+00
NGA Modelr2
A22.15979565e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.347″
Uncertainty0
Orbit TypeAten
MOID0.222057 AU
Observations Used741
Oppositions9
Arc Total1997-2025
First Observation Used1997-10-29
Last Observation Used2025-12-31
Observations (889)
Date Type RA Dec Mag Band Observatory
2025-11-24 08:59:02 C 00 53 10.061 +38 18 23.87 V T05
2025-11-26 03:15:14 C 00 40 07.212 +38 06 43.27 V 703
2025-11-26 03:19:40 C 00 40 05.833 +38 06 41.15 V 703
2025-11-26 03:23:55 C 00 40 04.559 +38 06 39.60 V 703
2025-11-26 03:28:05 C 00 40 03.281 +38 06 38.45 V 703
2025-11-26 18:27:54 B 00 35 42.497 +38 01 10.99 q Y84
2025-11-26 18:32:17 B 00 35 41.210 +38 01 09.44 q Y84
2025-11-26 18:36:36 B 00 35 39.948 +38 01 08.08 q Y84
2025-11-26 19:33:20 B 00 35 23.395 +38 00 53.86 X R63
2025-11-26 20:16:49 B 00 35 10.591 +38 00 37.84 X R63
2025-11-26 21:00:22 B 00 34 57.804 +38 00 21.42 X R63
2025-11-28 03:58:23 C 00 26 28.165 +37 47 50.96 V G96
2025-11-28 04:09:18 C 00 26 25.206 +37 47 46.25 V G96
2025-11-28 04:17:46 C 00 26 22.848 +37 47 42.68 V G96
2025-11-28 04:26:14 C 00 26 20.562 +37 47 38.54 V G96
2025-11-28 05:07:34 C 00 26 11.033 +37 47 26.33 X F51
2025-11-28 05:16:36 C 00 26 06.752 +37 47 15.36 V 703
2025-11-28 05:19:53 C 00 26 05.852 +37 47 13.96 V 703
2025-11-28 05:24:18 C 00 26 06.451 +37 47 19.43 X F51
2025-11-28 05:26:29 C 00 26 04.088 +37 47 09.71 V 703
2025-11-28 05:41:04 C 00 26 01.860 +37 47 12.44 X F51
2025-11-28 05:57:49 C 00 25 57.275 +37 47 05.32 X F51
2025-11-28 07:28:07 C 00 25 32.530 +37 46 25.93 V T08
2025-11-28 07:28:51 C 00 25 32.369 +37 46 25.14 V T05
2025-11-28 07:33:26 C 00 25 31.126 +37 46 22.94 V T05
2025-11-28 07:36:01 C 00 25 30.401 +37 46 22.33 V T08
2025-11-28 07:40:37 C 00 25 29.150 +37 46 20.28 V T08
2025-11-28 07:41:18 C 00 25 28.954 +37 46 19.16 V T05
2025-11-28 08:01:01 C 00 25 23.575 +37 46 10.38 V T08
2025-11-28 08:04:36 C 00 25 22.646 +37 46 08.18 V T05
2025-11-29 01:55:11 B 00 20 49.766 +37 37 57.72 W U95
2025-11-29 02:10:18 B 00 20 45.826 +37 37 50.88 W U95
2025-11-29 02:26:44 B 00 20 41.556 +37 37 43.46 W U95
2025-11-29 08:14:34 C 00 19 13.447 +37 35 05.24 V T05
2025-11-29 08:20:41 C 00 19 11.878 +37 35 02.72 V T05
2025-11-29 08:28:36 C 00 19 09.826 +37 34 58.15 V T05
2025-11-29 08:48:30 C 00 19 04.776 +37 34 47.96 V T05
2025-11-29 20:49:35 C 00 16 10.882 +37 29 01.86 V R17
2025-11-29 21:09:59 C 00 16 05.794 +37 28 52.03 V R17
2025-11-29 21:30:21 C 00 16 00.732 +37 28 41.95 V R17
2025-11-29 21:50:44 C 00 15 55.666 +37 28 31.33 V R17
2025-11-30 02:03:34 C 00 14 56.681 +37 26 26.27 V 703
2025-11-30 02:08:23 C 00 14 55.518 +37 26 25.19 V 703
2025-11-30 02:13:23 C 00 14 54.280 +37 26 21.37 V 703
2025-11-30 02:18:16 C 00 14 53.124 +37 26 19.18 V 703
2025-12-04 07:14:45 C 23 53 49.274 +36 34 03.94 V T08
2025-12-04 07:23:27 C 23 53 47.628 +36 33 58.90 V T08
2025-12-04 07:30:43 C 23 53 46.267 +36 33 54.61 V T08
2025-12-04 07:56:30 C 23 53 41.340 +36 33 40.21 V T08
2025-12-07 06:47:19 C 23 41 56.911 +35 56 43.01 V T05