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
2004-07-08 08:55:34 C 23 56 06.95 +08 27 16.9 r H41
2004-07-11 08:20:12 C 00 00 29.97 +02 22 00.0 17.0 c 704
2004-07-11 08:37:29 C 00 00 30.85 +02 20 23.7 17.0 c 704
2004-07-11 09:07:33 C 00 00 32.73 +02 17 38.0 17.4 c 704
2004-07-11 09:22:13 C 00 00 33.58 +02 16 16.4 17.1 c 704
2004-07-12 09:18:45 C 00 02 02.72 +00 00 05.6 r H41
2004-07-12 09:20:34 C 00 02 02.84 -00 00 05.3 r H41
2004-07-12 09:22:08 C 00 02 02.87 -00 00 14.0 r H41
2004-07-12 09:23:36 C 00 02 03.00 -00 00 22.8 r H41
2004-07-12 09:25:03 C 00 02 03.06 -00 00 31.0 r H41
2004-07-13 09:11:27 C 00 03 32.57 -02 22 33.7 r H41
2004-07-13 09:14:29 C 00 03 32.73 -02 22 50.8 r H41
2004-07-13 09:15:53 C 00 03 32.81 -02 23 00.1 r H41
2004-07-13 09:17:24 C 00 03 32.94 -02 23 09.5 r H41
2004-07-13 09:18:51 C 00 03 33.02 -02 23 18.0 r H41
2004-07-13 18:20:07 C 00 04 06.99 -03 18 58.5 r 379
2004-07-13 18:26:34 C 00 04 07.44 -03 19 38.9 r 379
2004-07-14 08:52:46 C 00 05 02.47 -04 50 45.4 r H41
2004-07-14 08:56:12 C 00 05 02.71 -04 51 07.6 r H41
2004-07-14 08:57:59 C 00 05 02.79 -04 51 18.7 r H41
2004-07-14 08:59:45 C 00 05 02.93 -04 51 30.1 r H41
2004-07-14 09:01:33 C 00 05 03.01 -04 51 41.7 r H41
2004-07-14 17:54:42 C 00 05 36.81 -05 48 59.5 r 379
2004-07-14 18:01:09 C 00 05 37.15 -05 49 41.0 r 379
2004-07-15 09:10:56 C 00 06 35.36 -07 29 35.4 r H41
2004-07-15 09:12:41 C 00 06 35.49 -07 29 47.8 r H41
2004-07-15 09:14:06 C 00 06 35.58 -07 29 56.8 r H41
2004-07-15 09:15:33 C 00 06 35.66 -07 30 06.6 r H41
2004-07-15 09:17:27 C 00 06 36.01 -07 30 18.6 16.4 c 704
2004-07-15 09:32:55 C 00 06 36.94 -07 32 01.8 16.7 c 704
2004-07-15 09:48:45 C 00 06 37.87 -07 33 47.9 16.6 c 704
2004-07-15 10:04:00 C 00 06 38.77 -07 35 29.6 16.6 c 704
2004-07-15 10:19:23 C 00 06 39.68 -07 37 12.5 16.4 c 704
2004-07-16 08:52:26 C 00 08 07.11 -10 10 45.1 16.5 c 704
2004-07-16 09:06:35 C 00 08 07.96 -10 12 22.3 16.1 c 704
2004-07-16 09:20:59 C 00 08 08.82 -10 14 03.3 16.0 c 704
2004-07-16 09:35:05 C 00 08 09.70 -10 15 41.5 16.3 c 704
2004-07-16 09:49:29 C 00 08 10.53 -10 17 21.1 16.3 c 704
2004-07-20 18:36:00 C 00 15 05.35 -23 11 36.3 r 379
2004-07-20 18:38:09 C 00 15 05.51 -23 11 53.6 r 379
2004-07-20 18:40:19 C 00 15 05.62 -23 12 10.7 r 379
2004-07-20 18:42:27 C 00 15 05.70 -23 12 27.1 r 379
2004-07-30 06:18:05 C 00 31 30.86 -51 30 52.4 r 859
2004-07-30 06:20:23 C 00 31 31.11 -51 31 05.5 r 859
2004-08-01 05:35:57 C 00 35 16.88 -56 29 11.4 r 859
2004-08-01 05:37:26 C 00 35 17.00 -56 29 19.7 r 859
2004-08-01 05:38:56 C 00 35 17.06 -56 29 30.1 r 859
2004-08-01 05:40:26 C 00 35 17.21 -56 29 38.4 r 859
2005-12-24 14:16:08 C 09 15 00.11 -04 03 29.7 r E17
2005-12-24 14:22:16 C 09 15 00.09 -04 03 25.8 r E17