159402 (1999 AP10)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5718875683 ± 2.00e+00
Semi-major axis (a)2.3795249535 AU ± 3.00e+00
Inclination (i)7.57251847° ± 4.00e+00
Long. of Asc. Node (Ω)356.82026746° ± 5.00e+00
Arg. of Perihelion (ω)47.64325814° ± 6.00e+00
Mean Anomaly (M)134.48005294° ± 3.87e-06
Mean Motion (n)0.2685201499°/day ± 5.08e-01
Perihelion dist (q)1.01870421 AU ± 4.93e+00
Aphelion dist (Q)3.74034569 AU ± 6.70e+00
Orbital Period3.67058593 yr ± 6.94e+00
NGA Modelr2
A2-2.57489810e-06 AU/d²
Physical Parameters
H (abs. magnitude)16.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.312″
Uncertainty0
Orbit TypeAmor
MOID0.075364 AU
Observations Used4898
Gaia Obs Used83
Oppositions12
Arc Total1999-2016
First Observation Used1999-01-14
Last Observation Used2025-05-02
Observations (5945)
Date Type RA Dec Mag Band Observatory
2025-02-27 11:43:21 C 12 12 38.074 -00 40 05.34 X F51
2025-02-27 12:17:43 C 12 12 36.363 -00 39 58.36 X F51
2025-02-27 12:34:55 C 12 12 35.504 -00 39 54.84 X F51
2025-03-01 12:11:15 C 12 10 15.332 -00 29 56.31 X F51
2025-03-01 12:38:24 C 12 10 13.937 -00 29 50.53 X F51
2025-03-01 13:15:02 C 12 10 12.066 -00 29 42.72 X F51
2025-03-04 12:29:04 C 12 06 36.553 -00 14 10.86 X F52
2025-03-04 12:43:46 C 12 06 35.784 -00 14 07.67 X F52
2025-03-04 13:13:11 C 12 06 34.226 -00 14 01.22 X F52
2025-03-19 15:04:34 C 11 47 47.089 +01 09 00.84 W O18
2025-03-19 16:02:38 C 11 47 44.091 +01 09 13.85 W O18
2025-03-19 17:02:46 C 11 47 40.977 +01 09 27.16 W O18
2025-03-22 14:15:49 C 11 44 13.422 +01 24 49.61 W O18
2025-03-22 16:12:46 C 11 44 07.536 +01 25 15.11 W O18
2025-03-24 14:16:16 C 11 41 53.155 +01 35 10.42 W O18
2025-03-24 15:14:29 C 11 41 50.297 +01 35 22.85 W O18
2025-03-25 07:21:07 C 11 41 03.901 +01 38 47.22 V G96
2025-03-25 07:28:33 C 11 41 03.527 +01 38 49.06 V G96
2025-03-25 07:35:58 C 11 41 03.170 +01 38 50.57 V G96
2025-03-25 07:43:24 C 11 41 02.796 +01 38 52.04 V G96
2025-03-25 16:04:45 C 11 40 39.152 +01 40 36.46 W O18
2025-03-25 17:02:39 C 11 40 36.342 +01 40 48.80 W O18
2025-03-31 07:30:14 C 11 34 31.921 +02 07 24.77 X F51
2025-03-31 07:46:49 C 11 34 31.187 +02 07 27.85 X F51
2025-03-31 08:03:25 C 11 34 30.458 +02 07 30.86 X F51
2025-03-31 08:20:02 C 11 34 29.720 +02 07 33.99 X F51
2025-04-15 17:05:11 C 11 21 34.329 +03 00 46.53 W O18
2025-04-15 17:06:57 C 11 21 34.279 +03 00 46.68 W O18
2025-04-16 14:26:51 C 11 21 00.926 +03 02 51.73 W O18
2025-04-16 16:18:49 C 11 20 57.933 +03 03 02.38 W O18
2025-04-16 16:20:36 C 11 20 57.915 +03 03 02.28 W O18
2025-04-17 14:27:01 C 11 20 24.754 +03 05 04.05 W O18
2025-04-17 15:24:54 C 11 20 23.257 +03 05 09.35 W O18
2025-04-25 06:00:32 C 11 16 42.010 +03 17 14.23 X F51
2025-04-25 06:18:28 C 11 16 41.702 +03 17 14.94 X F51
2025-04-25 06:36:31 C 11 16 41.391 +03 17 15.71 X F51
2025-04-25 06:54:36 C 11 16 41.094 +03 17 16.51 X F51
2025-04-26 05:51:12 C 11 16 19.837 +03 18 11.41 V G96
2025-04-26 05:58:36 C 11 16 19.733 +03 18 11.27 V G96
2025-04-26 06:05:59 C 11 16 19.592 +03 18 11.48 V G96
2025-04-26 06:13:22 C 11 16 19.448 +03 18 11.99 V G96
2025-05-01 14:10:22 C 11 14 48.495 +03 20 58.24 W O18
2025-05-01 15:33:26 C 11 14 47.679 +03 20 58.64 W O18
2025-05-02 14:08:48 C 11 14 36.359 +03 21 02.82 W O18
2025-05-02 15:08:31 C 11 14 35.810 +03 21 02.90 W O18
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2009-10-11 01:31:00 87906655.26 8 us 2380 -1 -1
2009-10-12 00:08:00 85713954.267 4 us 2380 -1 -1
2009-10-12 23:58:00 83619759.401 4 us 2380 -1 -1
2009-10-13 23:53:00 81754691.25 4 us 2380 -1 -1
2020-10-24 05:10:00 83056497.8 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)