138911 (2001 AE2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0816853811 ± 4.72e-02
Semi-major axis (a)1.3496268315 AU ± 6.73e-03
Inclination (i)1.66226896° ± 1.92e+00
Long. of Asc. Node (Ω)171.42797801° ± 1.22e+02
Arg. of Perihelion (ω)43.22625943° ± 1.25e+02
Mean Anomaly (M)210.90030209° ± 3.06e+01
Mean Motion (n)0.6286251041°/day ± 4.70e-03
Perihelion dist (q)1.23938205 AU ± 6.41e-02
Aphelion dist (Q)1.45987161 AU ± 6.42e-02
Orbital Period1.56790793 yr ± 1.17e-02
NGA Modelr2
A2-2.33649079e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.328″
Uncertainty0
Orbit TypeAmor
MOID0.233073 AU
Observations Used992
Oppositions15
Arc Total1984-2026
First Observation Used1984-08-02
Last Observation Used2026-01-12
Observations (1055)
Date Type RA Dec Mag Band Observatory
2022-11-01 14:29:24 C 08 12 05.112 +17 17 45.54 U F52
2022-11-29 10:47:42 C 09 02 51.799 +13 22 22.37 V G96
2022-11-29 10:55:52 C 09 02 52.372 +13 22 19.56 V G96
2022-11-29 11:04:03 C 09 02 52.868 +13 22 17.33 V G96
2022-11-29 11:12:14 C 09 02 53.257 +13 22 14.27 V G96
2022-12-30 18:42:54 C 09 31 46.36 +10 16 55.3 V D29
2022-12-30 19:03:16 C 09 31 46.41 +10 16 53.5 V D29
2022-12-30 19:23:37 C 09 31 46.55 +10 16 51.3 V D29
2023-01-02 16:08:22 C 09 32 10.07 +10 11 25.7 V D29
2023-01-02 16:23:23 C 09 32 10.05 +10 11 24.2 V D29
2023-01-02 16:38:25 C 09 32 10.00 +10 11 24.5 V D29
2023-01-03 15:29:33 C 09 32 11.65 +10 10 11.9 V D29
2023-01-03 15:44:35 C 09 32 11.59 +10 10 11.1 V D29
2023-01-03 15:59:37 C 09 32 11.59 +10 10 10.9 V D29
2023-01-12 13:56:55 C 09 29 48.206 +10 15 02.81 V T05
2023-01-12 14:01:28 C 09 29 48.062 +10 15 02.84 V T05
2023-01-12 14:09:18 C 09 29 47.801 +10 15 03.85 V T05
2023-01-12 14:23:39 C 09 29 47.369 +10 15 04.97 V T05
2023-01-13 12:35:47 C 09 29 15.914 +10 17 14.39 V G96
2023-01-13 12:43:08 C 09 29 15.709 +10 17 15.14 V G96
2023-01-13 12:50:29 C 09 29 15.504 +10 17 15.83 V G96
2023-01-13 12:57:50 C 09 29 15.306 +10 17 16.48 V G96
2023-01-14 09:12:35 C 09 28 45.080 +10 19 38.50 V 703
2023-01-14 09:20:10 C 09 28 44.861 +10 19 39.72 V 703
2023-01-14 09:27:44 C 09 28 44.526 +10 19 40.48 V 703
2023-01-14 09:35:19 C 09 28 44.213 +10 19 42.10 V 703
2023-01-14 10:24:45 C 09 28 43.767 +10 19 51.52 U F52
2023-01-14 10:41:10 C 09 28 43.235 +10 19 53.69 U F52
2023-01-14 10:57:34 C 09 28 42.699 +10 19 55.80 U F52
2023-01-14 11:14:01 C 09 28 42.160 +10 19 57.91 U F52
2023-01-15 06:57:55 C 09 28 08.405 +10 22 52.03 V W68
2023-01-15 07:02:42 C 09 28 08.213 +10 22 52.28 V W68
2023-01-15 07:43:46 C 09 28 06.797 +10 22 58.37 V W68
2023-01-15 08:18:43 C 09 28 05.592 +10 23 03.12 V W68
2023-01-18 18:50:23 C 09 25 19.64 +10 36 31.1 V D29
2023-01-18 19:10:44 C 09 25 18.76 +10 36 35.1 V D29
2023-01-18 19:31:06 C 09 25 17.89 +10 36 39.0 V D29
2023-01-19 06:28:39 C 09 24 53.182 +10 39 15.70 V W68
2023-01-19 06:36:38 C 09 24 52.848 +10 39 17.10 V W68
2023-01-19 07:25:08 C 09 24 50.664 +10 39 26.60 V W68
2023-01-19 08:01:02 C 09 24 49.037 +10 39 34.24 V W68
2023-01-19 19:05:45 C 09 24 22.81 +10 41 29.2 V D29
2023-01-19 19:26:06 C 09 24 21.89 +10 41 33.6 V D29
2023-01-19 19:46:28 C 09 24 20.96 +10 41 37.8 V D29
2023-01-20 12:46:15 C 09 23 39.451 +10 45 27.25 V T05
2023-01-20 12:51:29 C 09 23 39.221 +10 45 28.33 V T05
2023-01-20 12:59:18 C 09 23 38.854 +10 45 29.74 V T05
2023-01-20 13:34:32 C 09 23 37.142 +10 45 37.44 V T05
2023-01-20 22:57:24 C 09 23 14.254 +10 48 06.80 V M22
2023-01-20 23:36:21 C 09 23 12.401 +10 48 16.31 V M22