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
2001-02-20 14:32:02 C 08 41 15.55 +45 53 32.9 360
2001-02-20 14:38:00 C 08 41 14.83 +45 53 39.3 360
2001-02-20 14:44:26 C 08 41 14.11 +45 53 46.3 360
2001-02-21 04:05:55 C 08 39 44.181 +46 07 47.66 645
2001-02-21 04:07:06 C 08 39 44.049 +46 07 48.92 645
2001-02-21 04:09:30 C 08 39 43.774 +46 07 51.41 645
2001-02-21 04:10:41 C 08 39 43.634 +46 07 52.65 645
2001-02-26 21:31:00 C 08 24 33.38 +48 17 26.3 587
2001-02-26 21:38:21 C 08 24 32.63 +48 17 33.0 587
2001-03-15 20:50:39 C 07 47 34.19 +52 23 16.4 204
2001-03-15 21:32:52 C 07 47 31.16 +52 23 33.6 204
2001-05-10 03:03:11 C 07 46 59.00 +56 08 35.6 926
2001-05-10 03:12:48 C 07 46 59.49 +56 08 36.1 926
2001-05-10 03:20:34 C 07 46 59.97 +56 08 38.5 926
2002-12-28 15:31:11 C 07 50 10.44 -34 05 18.4 e 413
2002-12-29 14:07:20 C 07 48 33.90 -33 57 45.2 e 413
2002-12-29 14:10:29 C 07 48 33.68 -33 57 44.2 e 413
2002-12-29 14:13:37 C 07 48 33.46 -33 57 43.1 e 413
2003-03-10 10:38:10 C 06 23 59.52 -07 34 56.9 c 474
2003-03-10 10:40:50 C 06 23 59.50 -07 34 54.6 c 474
2003-03-10 10:46:20 C 06 23 59.57 -07 34 49.2 c 474
2003-12-17 11:29:26 C 13 34 55.72 +35 46 17.7 19.6 c 704
2003-12-17 11:48:11 C 13 34 58.49 +35 46 33.5 19.7 c 704
2003-12-17 12:07:12 C 13 35 01.18 +35 46 50.1 19.6 c 704
2003-12-17 12:25:58 C 13 35 03.83 +35 47 06.0 19.3 c 704
2004-01-25 05:10:45 C 16 27 44.58 +48 59 57.5 r 118
2004-01-25 05:12:21 C 16 27 44.90 +48 59 58.6 r 118
2004-01-25 05:17:33 C 16 27 46.08 +49 00 01.1 r 118
2004-02-26 10:02:29 C 19 15 19.28 +52 23 13.2 c 830
2004-02-26 10:11:49 C 19 15 20.97 +52 23 12.9 c 830
2004-02-26 10:21:12 C 19 15 22.74 +52 23 12.3 c 830
2004-05-17 01:42:35 C 22 44 12.98 +43 02 57.6 j 012
2004-05-17 01:49:52 C 22 44 13.48 +43 02 54.2 j 012
2004-05-17 01:53:19 C 22 44 13.66 +43 02 52.4 j 012
2004-05-17 01:56:46 C 22 44 13.90 +43 02 50.9 j 012
2004-05-17 02:00:10 C 22 44 14.07 +43 02 49.8 j 012
2004-05-17 02:07:03 C 22 44 14.50 +43 02 45.5 j 012
2004-06-27 11:12:52 C 23 40 46.00 +23 48 07.7 c 670
2004-06-27 11:17:18 C 23 40 46.20 +23 47 57.0 c 670
2004-07-04 02:03:59 C 23 49 58.09 +15 37 47.1 r 170
2004-07-04 02:06:08 C 23 49 58.30 +15 37 40.3 r 170
2004-07-04 02:08:18 C 23 49 58.39 +15 37 31.4 r 170
2004-07-06 08:08:21 C 23 53 10.92 +12 04 32.5 r H41
2004-07-06 08:10:54 C 23 53 11.05 +12 04 21.5 r H41
2004-07-06 08:12:29 C 23 53 11.10 +12 04 14.9 r H41
2004-07-06 08:13:58 C 23 53 11.17 +12 04 09.1 r H41
2004-07-06 08:15:27 C 23 53 11.30 +12 04 03.3 r H41
2004-07-08 08:34:42 C 23 56 05.77 +08 28 56.3 r H41
2004-07-08 08:41:15 C 23 56 06.25 +08 28 25.5 r H41
2004-07-08 08:44:47 C 23 56 06.41 +08 28 08.0 r H41