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
2023-03-15 05:57:53 C 08 30 25.297 +17 55 47.51 U F51
2023-03-15 06:10:37 C 08 30 25.396 +17 55 49.56 U F51
2023-03-15 06:23:14 C 08 30 25.501 +17 55 51.44 U F51
2023-03-19 03:44:05 C 08 32 15.076 +18 06 52.74 V G96
2023-03-19 03:52:11 C 08 32 15.241 +18 06 53.21 V G96
2023-03-19 04:00:17 C 08 32 15.385 +18 06 54.29 V G96
2023-03-19 04:08:26 C 08 32 15.544 +18 06 55.12 V G96
2023-03-25 04:42:42 C 08 37 00.548 +18 15 12.89 V 703
2023-03-25 04:51:04 C 08 37 00.854 +18 15 11.52 V 703
2023-03-25 04:59:27 C 08 37 01.135 +18 15 11.23 V 703
2023-03-25 05:07:45 C 08 37 01.416 +18 15 11.70 V 703
2023-03-27 12:53:31 C 08 39 26.66 +18 15 29.0 V D29
2023-03-27 13:15:09 C 08 39 27.56 +18 15 28.6 V D29
2023-03-27 13:36:48 C 08 39 28.44 +18 15 28.7 V D29
2023-04-07 14:15:15 C 08 54 42.85 +17 55 28.4 V D29
2023-04-07 14:39:59 C 08 54 44.41 +17 55 25.5 V D29
2023-04-10 22:50:44 C 09 00 24.73 +17 42 41.1 W 950
2023-04-10 23:12:09 C 09 00 26.20 +17 42 37.0 W 950
2023-04-15 04:05:28 C 09 08 09.445 +17 22 13.12 V G96
2023-04-15 04:13:32 C 09 08 10.050 +17 22 11.03 V G96
2023-04-15 04:21:36 C 09 08 10.655 +17 22 09.30 V G96
2023-04-15 04:29:40 C 09 08 11.270 +17 22 07.36 V G96
2023-04-16 12:16:43 C 09 10 44.78 +17 14 42.9 V D29
2023-04-16 12:57:27 C 09 10 47.99 +17 14 32.1 V D29
2023-06-08 04:01:56 C 11 20 12.044 +06 49 35.26 V G96
2023-06-08 04:09:21 C 11 20 12.854 +06 49 29.93 V G96
2023-06-08 04:18:36 C 11 20 13.844 +06 49 24.60 V G96
2023-06-08 04:26:02 C 11 20 14.780 +06 49 18.95 V G96
2025-09-03 13:22:39 C 04 01 23.533 +19 23 10.81 X F52
2025-09-03 13:41:00 C 04 01 24.897 +19 23 13.29 X F52
2025-09-03 13:59:43 C 04 01 26.308 +19 23 15.95 X F52
2025-09-03 14:18:45 C 04 01 27.705 +19 23 18.74 X F52
2025-09-05 13:39:01 C 04 05 03.228 +19 29 24.62 X F51
2025-09-05 13:58:41 C 04 05 04.653 +19 29 27.23 X F51
2025-09-05 14:18:27 C 04 05 06.077 +19 29 29.81 X F51
2025-09-30 12:35:33 C 04 41 36.702 +19 55 23.45 X F52
2025-09-30 13:10:34 C 04 41 38.112 +19 55 22.58 X F52
2025-09-30 13:28:23 C 04 41 38.823 +19 55 22.17 X F52
2025-10-19 10:58:02 C 04 52 53.222 +19 17 19.79 X F52
2025-10-19 11:14:26 C 04 52 53.224 +19 17 17.77 X F52
2025-10-19 11:30:56 C 04 52 53.216 +19 17 15.78 X F52
2025-10-19 11:47:25 C 04 52 53.205 +19 17 13.72 X F52
2025-10-27 08:16:05 C 04 51 33.271 +18 48 15.84 V G96
2025-10-27 08:23:29 C 04 51 33.116 +18 48 14.72 V G96
2025-10-27 08:30:52 C 04 51 32.958 +18 48 13.43 V G96
2025-10-27 08:38:16 C 04 51 32.782 +18 48 12.20 V G96
2025-10-28 20:29:05 C 04 50 49.62 +18 41 53.0 V D29
2025-10-28 20:49:27 C 04 50 49.25 +18 41 49.9 V D29
2025-10-28 21:09:49 C 04 50 48.61 +18 41 45.3 V D29
2025-11-03 10:03:44 C 04 46 55.756 +18 16 15.74 X F51