138925 (2001 AU43)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3764821404 ± 8.10e-09
Semi-major axis (a)1.8965065847 AU ± 1.93e-09
Inclination (i)72.15501199° ± 1.83e-06
Long. of Asc. Node (Ω)129.30183484° ± 1.31e-06
Arg. of Perihelion (ω)149.27789524° ± 1.54e-06
Mean Anomaly (M)77.06206757° ± 2.18e-06
Mean Motion (n)0.3773816194°/day ± 5.75e-10
Perihelion dist (q)1.18250573 AU ± 1.54e-08
Aphelion dist (Q)2.61050744 AU ± 1.56e-08
Orbital Period2.61174957 yr ± 3.98e-09
Physical Parameters
H (abs. magnitude)15.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.081″
Uncertainty0
Orbit TypeAmor
MOID0.210223 AU
Observations Used1067
Gaia Obs Used77
Oppositions15
Arc Total1992-2017
First Observation Used1992-12-20
Last Observation Used2025-09-03
Observations (1340)
Date Type RA Dec Mag Band Observatory
2025-07-08 02:16:18 C 01 58 03.312 -31 36 45.61 V M22
2025-07-08 02:24:13 C 01 58 04.702 -31 37 07.90 V M22
2025-07-08 02:38:53 C 01 58 07.229 -31 37 49.33 V M22
2025-07-13 07:15:07 C 02 20 55.277 -37 22 39.36 V W68
2025-07-13 07:19:11 C 02 20 56.054 -37 22 51.67 V W68
2025-07-13 07:29:09 C 02 20 57.931 -37 23 18.49 V W68
2025-07-13 07:43:43 C 02 21 00.670 -37 23 57.48 V W68
2025-07-14 07:21:33 C 02 25 30.965 -38 27 39.92 V W68
2025-07-14 07:26:19 C 02 25 31.874 -38 27 52.34 V W68
2025-07-14 07:40:24 C 02 25 34.570 -38 28 30.86 V W68
2025-07-14 07:54:40 C 02 25 37.248 -38 29 08.66 V W68
2025-07-17 08:25:49 C 02 39 47.866 -41 39 44.57 V W68
2025-07-17 08:29:20 C 02 39 48.552 -41 39 53.89 V W68
2025-07-17 08:34:49 C 02 39 49.642 -41 40 08.36 V W68
2025-07-17 09:05:49 C 02 39 55.697 -41 41 28.10 V W68
2025-07-17 09:11:18 C 02 39 56.810 -41 41 42.54 V W68
2025-07-17 09:16:03 C 02 39 57.706 -41 41 54.67 V W68
2025-07-17 09:24:03 C 02 39 59.280 -41 42 15.01 V W68
2025-07-20 06:59:51 C 02 54 05.179 -44 36 37.04 V W68
2025-07-20 07:19:10 C 02 54 09.185 -44 37 24.56 V W68
2025-07-20 07:32:34 C 02 54 11.902 -44 37 57.94 V W68
2025-07-20 07:36:15 C 02 54 12.658 -44 38 06.61 V W68
2025-08-03 03:10:20 C 04 06 26.054 -56 01 39.65 V M22
2025-08-03 03:14:17 C 04 06 27.034 -56 01 47.10 V M22
2025-08-03 03:30:01 C 04 06 30.523 -56 02 13.24 V M22
2025-08-03 03:35:28 C 04 06 31.817 -56 02 22.42 V M22
2025-08-03 03:41:31 C 04 06 33.113 -56 02 32.21 V M22
2025-08-03 04:13:53 C 04 06 40.375 -56 03 25.85 V M22
2025-08-11 09:03:20 C 04 51 15.422 -60 47 17.34 V W68
2025-08-11 09:13:23 C 04 51 17.659 -60 47 29.65 V W68
2025-08-11 09:23:26 C 04 51 19.946 -60 47 42.94 V W68
2025-08-11 09:33:30 C 04 51 22.097 -60 47 55.46 V W68
2025-09-02 08:34:11 C 06 38 34.639 -68 15 12.17 V W68
2025-09-02 08:38:51 C 06 38 35.455 -68 15 15.12 V W68
2025-09-02 08:58:57 C 06 38 38.887 -68 15 27.25 V W68
2025-09-02 09:06:28 C 06 38 40.061 -68 15 31.10 V W68
2025-09-03 02:36:50 C 06 41 40.138 -68 25 35.18 V M22
2025-09-03 02:40:53 C 06 41 40.954 -68 25 37.31 V M22
2025-09-03 02:48:28 C 06 41 42.197 -68 25 42.60 V M22
2025-09-03 03:22:24 C 06 41 47.731 -68 26 01.61 V M22