226198 (2002 UN3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2575450959 ± 1.81e-08
Semi-major axis (a)1.7436540277 AU ± 1.56e-09
Inclination (i)8.69603919° ± 1.74e-06
Long. of Asc. Node (Ω)27.94709513° ± 1.08e-05
Arg. of Perihelion (ω)112.79682517° ± 1.27e-05
Mean Anomaly (M)289.35663333° ± 4.32e-06
Mean Motion (n)0.4280769071°/day ± 5.73e-10
Perihelion dist (q)1.29458448 AU ± 3.16e-08
Aphelion dist (Q)2.19272357 AU ± 3.16e-08
Orbital Period2.30245142 yr ± 3.08e-09
Physical Parameters
H (abs. magnitude)18.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.258″
Uncertainty0
Orbit TypeAmor
MOID0.341705 AU
Observations Used551
Oppositions18
Arc Total1994-2025
First Observation Used1994-03-09
Last Observation Used2025-12-15
Observations (587)
Date Type RA Dec Mag Band Observatory
2024-04-16 08:30:52 C 13 16 00.156 -06 11 36.38 V 703
2024-04-16 08:34:09 C 13 15 59.944 -06 11 38.80 V 703
2024-04-16 08:37:26 C 13 15 59.728 -06 11 38.98 V 703
2024-04-16 08:40:43 C 13 15 59.519 -06 11 41.03 V 703
2024-04-16 10:42:39 C 13 15 52.858 -06 12 31.79 V T05
2024-04-16 11:19:08 C 13 15 50.599 -06 12 47.84 V T05
2024-04-16 11:23:42 C 13 15 50.323 -06 12 49.39 V T05
2024-04-16 11:39:41 C 13 15 49.277 -06 12 57.46 V T05
2024-04-16 23:39:50 C 13 15 08.561 -06 17 57.08 V M22
2024-04-16 23:45:02 C 13 15 08.239 -06 17 59.17 V M22
2024-04-16 23:52:29 C 13 15 07.800 -06 18 02.56 V M22
2024-04-17 00:09:31 C 13 15 06.749 -06 18 09.58 V M22
2024-04-18 07:17:46 C 13 13 23.531 -06 32 08.02 V 703
2024-04-18 07:21:04 C 13 13 23.351 -06 32 09.56 V 703
2024-04-18 07:27:40 C 13 13 22.944 -06 32 13.63 V 703
2024-04-25 23:54:34 B 13 04 29.450 -07 50 14.78 Z M49
2024-04-26 00:14:29 B 13 04 28.567 -07 50 23.39 Z M49
2024-04-26 00:35:15 B 13 04 27.600 -07 50 31.56 Z M49
2024-04-26 01:01:38 B 13 04 26.458 -07 50 42.14 Z M49
2024-04-26 01:22:07 B 13 04 25.565 -07 50 50.17 Z M49
2024-04-26 01:43:27 B 13 04 24.631 -07 50 59.17 Z M49
2024-04-28 23:14:30 C 13 01 45.737 -08 19 21.76 V M22
2024-04-28 23:19:45 C 13 01 45.475 -08 19 24.20 V M22
2024-04-28 23:27:39 C 13 01 45.197 -08 19 26.04 V M22
2024-04-28 23:46:23 C 13 01 44.455 -08 19 34.50 V M22
2024-05-03 08:13:37 C 12 58 32.293 -09 01 26.30 X F52
2024-05-03 08:31:37 C 12 58 31.743 -09 01 33.34 X F52
2024-05-03 08:49:37 C 12 58 31.191 -09 01 40.47 X F52
2024-05-08 06:03:26 C 12 56 03.217 -09 47 11.36 V G96
2024-05-08 06:10:52 C 12 56 03.088 -09 47 14.53 V G96
2024-05-08 06:18:22 C 12 56 02.936 -09 47 17.34 V G96
2024-05-08 06:25:51 C 12 56 02.796 -09 47 20.11 V G96
2024-05-26 06:25:32 C 12 56 54.762 -12 29 30.40 X F51
2024-05-26 06:42:54 C 12 56 55.021 -12 29 36.81 X F51
2024-05-26 07:00:12 C 12 56 55.278 -12 29 43.25 X F51
2024-05-26 07:17:32 C 12 56 55.532 -12 29 49.65 X F51
2024-06-05 06:18:53 C 13 03 01.768 -13 58 20.10 X F52
2024-06-05 06:36:50 C 13 03 02.287 -13 58 26.84 X F52
2024-06-05 06:54:46 C 13 03 02.823 -13 58 33.34 X F52
2024-06-05 07:12:45 C 13 03 03.360 -13 58 40.06 X F52
2025-08-27 12:38:54 C 02 19 17.423 +09 12 27.57 X F51
2025-08-27 12:54:34 C 02 19 17.642 +09 12 30.46 X F51
2025-08-27 13:10:15 C 02 19 17.911 +09 12 33.21 X F51
2025-08-27 13:26:00 C 02 19 18.150 +09 12 36.06 X F51
2025-09-02 09:04:46 C 02 21 07.88 +09 36 07.8 V H21
2025-09-02 09:12:57 C 02 21 07.95 +09 36 09.3 V H21
2025-10-02 09:39:18 C 02 09 41.599 +10 45 12.06 X F52
2025-10-02 09:54:07 C 02 09 40.920 +10 45 12.71 X F52
2025-10-02 10:08:54 C 02 09 40.253 +10 45 13.01 X F52
2025-10-02 10:23:40 C 02 09 39.577 +10 45 13.69 X F52