402267 (2005 QE166)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5294380837 ± 2.12e-08
Semi-major axis (a)2.7491289027 AU ± 1.33e-08
Inclination (i)12.95381844° ± 3.44e-06
Long. of Asc. Node (Ω)188.84021230° ± 8.73e-06
Arg. of Perihelion (ω)234.39055722° ± 1.62e-05
Mean Anomaly (M)135.92170984° ± 1.36e-05
Mean Motion (n)0.2162318283°/day ± 1.57e-09
Perihelion dist (q)1.29363536 AU ± 5.86e-08
Aphelion dist (Q)4.20462244 AU ± 6.17e-08
Orbital Period4.55819243 yr ± 3.30e-08
Physical Parameters
H (abs. magnitude)17.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.306″
Uncertainty0
Orbit TypeAmor
MOID0.356586 AU
Observations Used513
Oppositions18
Arc Total2002-2025
First Observation Used2002-04-03
Last Observation Used2025-05-24
Observations (538)
Date Type RA Dec Mag Band Observatory
2023-09-02 10:57:10 C 20 33 42.761 -02 04 10.41 X F51
2023-09-02 11:12:08 C 20 33 42.222 -02 04 17.24 X F51
2023-09-05 05:58:42 C 20 31 29.154 -02 34 45.18 X F52
2023-09-05 06:15:15 C 20 31 28.594 -02 34 52.86 X F52
2023-09-05 06:31:47 C 20 31 28.037 -02 35 00.45 X F52
2023-09-05 06:48:18 C 20 31 27.482 -02 35 08.07 X F52
2023-09-10 06:29:35 C 20 28 00.295 -03 30 48.01 X F52
2023-09-10 06:45:18 C 20 27 59.853 -03 30 55.22 X F52
2023-09-10 07:00:59 C 20 27 59.428 -03 31 02.53 X F52
2023-09-10 07:16:43 C 20 27 58.996 -03 31 09.96 X F52
2023-09-13 05:49:25 C 20 26 18.726 -04 04 12.53 X F52
2023-09-13 06:03:10 C 20 26 18.407 -04 04 19.10 X F52
2023-09-13 06:17:03 C 20 26 18.083 -04 04 25.55 X F52
2023-09-13 06:30:51 C 20 26 17.758 -04 04 32.01 X F52
2023-09-17 05:49:26 C 20 24 30.275 -04 48 57.45 X F51
2023-09-17 06:06:58 C 20 24 29.961 -04 49 05.53 X F51
2023-09-17 06:24:18 C 20 24 29.657 -04 49 13.57 X F51
2023-09-17 06:41:17 C 20 24 29.352 -04 49 21.46 X F51
2023-09-20 05:57:54 C 20 23 31.368 -05 22 07.23 X F51
2023-09-20 06:12:07 C 20 23 31.181 -05 22 13.75 X F51
2023-09-20 06:26:12 C 20 23 30.994 -05 22 20.12 X F51
2025-03-01 13:58:02 C 14 07 20.563 -09 46 02.80 X F51
2025-03-01 14:15:44 C 14 07 20.321 -09 45 59.19 X F51
2025-03-01 14:51:08 C 14 07 19.824 -09 45 51.91 X F51
2025-03-26 11:18:59 C 13 53 19.356 -07 08 38.17 X F51
2025-03-26 11:35:12 C 13 53 18.795 -07 08 32.83 X F51
2025-03-26 11:51:27 C 13 53 18.249 -07 08 27.85 X F51
2025-04-03 09:59:51 C 13 46 53.495 -06 09 06.36 X F51
2025-04-03 10:33:44 C 13 46 52.276 -06 08 55.89 X F51
2025-04-03 10:50:44 C 13 46 51.665 -06 08 50.61 X F51
2025-05-18 16:50:25 C 13 13 20.451 -01 34 33.86 W O18
2025-05-18 17:42:24 C 13 13 19.448 -01 34 27.01 W O18
2025-05-21 00:39:50 C 13 12 20.75 -01 27 05.7 X W84
2025-05-21 01:13:24 C 13 12 20.14 -01 27 01.5 X W84
2025-05-21 01:34:20 C 13 12 19.79 -01 26 59.0 X W84
2025-05-21 02:20:28 C 13 12 18.95 -01 26 53.3 X W84
2025-05-24 15:58:22 C 13 10 58.958 -01 17 09.49 W O18
2025-05-24 16:07:12 C 13 10 58.800 -01 17 08.54 W O18