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
2005-12-24 14:28:25 C 09 14 59.77 -04 03 22.2 r E17
2006-01-21 07:47:48 C 08 36 18.27 +04 32 08.8 o 699
2006-01-21 08:21:58 C 08 36 15.64 +04 32 43.5 o 699
2006-01-21 08:56:12 C 08 36 13.03 +04 33 17.8 o 699
2006-01-21 09:30:25 C 08 36 10.49 +04 33 53.6 o 699
2006-01-28 04:14:20 C 08 23 38.81 +07 26 07.5 c G92
2006-01-28 04:48:19 C 08 23 36.10 +07 26 44.3 c G92
2006-01-28 05:22:56 C 08 23 33.37 +07 27 22.1 c G92
2006-01-28 07:48:15 C 08 23 21.83 +07 29 59.9 c 699
2006-01-28 08:19:50 C 08 23 19.32 +07 30 35.6 c 699
2006-01-28 08:51:25 C 08 23 16.67 +07 31 08.3 c 699
2006-01-28 09:23:00 C 08 23 14.16 +07 31 43.4 c 699
2006-02-01 20:05:19 C 08 14 49.63 +09 29 32.3 r A13
2006-02-01 20:23:29 C 08 14 48.15 +09 29 53.3 r A13
2006-02-06 05:14:28 C 08 06 35.42 +11 26 49.3 19.4 c 704
2006-02-06 05:32:46 C 08 06 33.93 +11 27 12.2 19.5 c 704
2006-02-06 06:09:50 C 08 06 31.02 +11 27 51.8 19.7 c 704
2006-02-06 06:28:28 C 08 06 29.53 +11 28 14.7 19.6 c 704
2006-02-20 04:11:45 C 07 42 30.13 +17 25 53.2 r 703
2006-02-20 04:18:40 C 07 42 29.66 +17 25 59.5 r 703
2006-02-20 04:25:33 C 07 42 28.98 +17 26 06.9 r 703
2006-02-20 04:32:26 C 07 42 28.69 +17 26 13.9 r 703
2006-02-24 01:38:49 C 07 36 45.42 +18 57 37.3 c H55
2006-02-24 02:01:12 C 07 36 44.13 +18 58 00.0 c H55
2006-02-24 02:17:12 C 07 36 42.95 +18 58 14.8 c H55
2006-02-28 03:54:58 C 07 31 18.58 +20 28 52.0 r G96
2006-02-28 04:01:33 C 07 31 18.26 +20 28 57.9 r G96
2006-02-28 04:07:52 C 07 31 17.94 +20 29 03.5 r G96
2008-12-25 09:58:37 C 11 25 59.01 +28 22 07.5 o H55
2008-12-25 10:03:45 C 11 25 59.19 +28 22 14.0 o H55
2008-12-25 10:04:33 C 11 25 59.22 +28 22 14.9 o H55
2008-12-25 10:09:23 C 11 25 59.39 +28 22 21.2 o H55
2008-12-25 10:17:36 C 11 25 59.66 +28 22 31.9 o H55
2009-02-04 08:10:12 C 11 36 53.08 +58 23 21.9 18.6 c 704
2009-02-04 08:27:41 C 11 36 52.36 +58 23 59.2 19.3 c 704
2009-02-04 08:45:14 C 11 36 51.71 +58 24 36.1 19.1 c 704
2009-02-04 09:02:48 C 11 36 51.01 +58 25 12.7 19.5 c 704
2009-02-04 09:20:24 C 11 36 50.35 +58 25 50.2 19.5 c 704
2009-08-14 19:59:38 C 15 13 38.90 +43 21 32.2 w 160
2009-08-14 20:03:20 C 15 13 39.38 +43 21 20.1 w 160
2009-08-14 20:06:25 C 15 13 39.77 +43 21 09.9 w 160
2009-08-20 20:17:27 C 15 31 22.27 +34 56 00.9 w 160
2009-08-20 20:20:27 C 15 31 22.59 +34 55 49.9 w 160
2009-08-20 20:23:28 C 15 31 22.94 +34 55 38.7 w 160
2009-08-24 19:43:52 C 15 42 19.38 +28 56 40.5 r B67
2009-08-24 19:52:06 C 15 42 20.27 +28 56 08.9 r B67
2009-08-24 20:00:15 C 15 42 21.15 +28 55 37.5 r B67
2009-08-27 02:56:48 C 15 48 25.40 +25 22 43.4 18.2 c 704
2009-08-27 03:15:10 C 15 48 27.37 +25 21 31.2 18.6 c 704
2009-08-27 03:33:40 C 15 48 29.36 +25 20 19.5 18.5 c 704