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
2025-11-04 20:28:45 C 03 53 54.934 +29 44 15.58 X M26
2025-11-04 20:34:31 C 03 53 53.016 +29 44 28.97 X M26
2025-11-04 20:40:16 C 03 53 51.074 +29 44 42.00 X M26
2025-11-07 20:17:05 C 03 28 41.016 +32 21 09.40 Z C23
2025-11-07 20:58:05 C 03 28 25.469 +32 22 36.41 Z C23
2025-11-08 20:49:07 B 03 19 23.258 +33 10 50.52 W Z80
2025-11-08 20:55:49 B 03 19 20.652 +33 11 03.88 W Z80
2025-11-08 21:02:30 B 03 19 18.000 +33 11 17.23 W Z80
2025-11-08 21:10:37 C 03 19 14.897 +33 11 34.12 Z J69
2025-11-08 21:19:33 C 03 19 11.410 +33 11 52.01 Z J69
2025-11-08 21:28:28 C 03 19 07.908 +33 12 09.83 Z J69
2025-11-08 21:37:25 C 03 19 04.397 +33 12 27.68 Z J69
2025-11-09 08:19:30 C 03 14 53.545 +33 33 29.09 V 703
2025-11-09 08:22:45 C 03 14 52.267 +33 33 35.14 V 703
2025-11-09 08:26:00 C 03 14 50.917 +33 33 41.87 V 703
2025-11-09 08:29:14 C 03 14 49.632 +33 33 48.46 V 703
2025-11-09 11:22:44 C 03 13 41.755 +33 39 26.75 V T08
2025-11-09 11:27:20 C 03 13 39.878 +33 39 35.53 V T08
2025-11-09 11:49:26 C 03 13 30.965 +33 40 16.90 V T08
2025-11-09 11:58:46 C 03 13 27.192 +33 40 34.25 V T08
2025-11-09 20:28:33 C 03 10 08.952 +33 56 08.74 Z C23
2025-11-09 22:23:13 C 03 09 22.668 +33 59 44.48 Z C23
2025-11-10 08:12:28 C 03 05 26.603 +34 17 48.05 V 703
2025-11-10 08:15:55 C 03 05 25.170 +34 17 53.92 V 703
2025-11-10 08:19:21 C 03 05 23.766 +34 18 00.22 V 703
2025-11-10 08:22:46 C 03 05 22.369 +34 18 06.48 V 703
2025-11-10 12:00:58 C 03 03 54.305 +34 24 40.82 V T05
2025-11-10 12:05:31 C 03 03 52.416 +34 24 49.03 V T05
2025-11-10 12:34:45 C 03 03 40.378 +34 25 39.11 V T05
2025-11-10 12:42:41 C 03 03 37.104 +34 25 52.72 V T05
2025-11-11 07:19:00 C 02 56 06.100 +34 57 41.80 V 703
2025-11-11 07:22:27 C 02 56 04.686 +34 57 47.38 V 703
2025-11-11 07:25:53 C 02 56 03.200 +34 57 53.20 V 703
2025-11-11 07:29:19 C 02 56 01.770 +34 57 58.30 V 703
2025-11-11 08:08:44 C 02 55 45.239 +34 59 03.12 V G96
2025-11-11 08:16:14 C 02 55 42.100 +34 59 15.25 V G96
2025-11-11 08:23:42 C 02 55 38.968 +34 59 27.38 V G96
2025-11-11 08:31:11 C 02 55 35.836 +34 59 39.52 V G96
2025-11-11 10:14:30 C 02 54 54.406 +35 02 38.54 V T05
2025-11-11 10:37:19 C 02 54 44.789 +35 03 15.59 V T05
2025-11-11 10:41:53 C 02 54 42.859 +35 03 22.97 V T05
2025-11-11 10:49:48 C 02 54 39.523 +35 03 35.71 V T05
2025-11-12 21:10:02 B 02 40 28.704 +35 55 48.29 W L47
2025-11-12 21:11:29 B 02 40 28.147 +35 55 51.06 W L47
2025-11-12 21:12:55 B 02 40 27.804 +35 55 51.96 W L47
2025-11-13 16:29:50 C 02 32 25.05 +36 21 40.6 X L04
2025-11-13 16:43:15 C 02 32 19.40 +36 21 58.7 X L04
2025-11-13 16:56:31 C 02 32 13.79 +36 22 16.3 X L04
2025-11-13 17:18:30 C 02 32 04.37 +36 22 45.8 X L18
2025-11-13 17:19:31 C 02 32 03.97 +36 22 46.6 X L18