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
2020-09-09 10:38:39 C 23 00 41.88 -14 51 15.5 V T05
2020-09-09 10:46:43 C 23 00 41.53 -14 51 08.4 V T05
2020-09-09 11:36:53 C 23 00 39.41 -14 50 23.7 V T05
2020-09-09 18:51:19 C 23 00 27.46 -14 44 07.0 o L52
2020-09-09 18:56:40 C 23 00 27.22 -14 44 01.8 o L52
2020-09-09 19:58:58 C 23 00 25.31 -14 42 21.8 o K95
2020-09-09 20:04:22 C 23 00 25.10 -14 42 17.0 o K95
2020-09-10 04:32:20 C 23 00 07.02 -14 34 34.0 o W92
2020-09-10 04:40:21 C 23 00 06.67 -14 34 26.7 o W92
2020-09-10 10:08:38 C 22 59 55.95 -14 29 54.1 V T05
2020-09-10 10:13:54 C 22 59 55.70 -14 29 49.1 V T05
2020-09-10 10:23:54 C 22 59 55.26 -14 29 39.8 V T05
2020-09-10 10:39:38 C 22 59 54.56 -14 29 24.8 V T05
2020-09-10 19:18:08 C 22 59 38.42 -14 21 20.6 o L52
2020-09-10 19:24:52 C 22 59 38.15 -14 21 14.3 o L52
2020-09-11 04:22:54 C 22 59 20.25 -14 12 22.2 V 703
2020-09-11 04:30:56 C 22 59 19.88 -14 12 14.1 V 703
2020-09-11 04:38:57 C 22 59 19.57 -14 12 06.7 V 703
2020-09-11 04:46:57 C 22 59 19.21 -14 11 58.6 V 703
2020-09-11 09:27:57 C 22 59 08.57 -14 07 12.6 V T08
2020-09-11 09:38:35 C 22 59 08.08 -14 07 02.0 V T08
2020-09-11 09:44:33 C 22 59 07.81 -14 06 55.9 V T08
2020-09-11 10:08:13 C 22 59 06.70 -14 06 32.1 V T08
2020-09-12 01:41:36 C 22 58 34.93 -13 49 53.0 q 834
2020-09-12 02:27:14 C 22 58 32.87 -13 49 05.7 q 834
2020-09-12 21:07:32 C 22 57 51.80 -13 29 41.7 V 089
2020-09-12 21:10:55 C 22 57 51.65 -13 29 37.4 V 089
2020-09-12 21:14:18 C 22 57 51.48 -13 29 33.6 V 089
2020-09-12 21:17:42 C 22 57 51.32 -13 29 30.3 V 089
2020-09-12 21:21:04 C 22 57 51.18 -13 29 26.1 V 089
2020-09-12 21:24:27 C 22 57 51.03 -13 29 22.6 V 089
2020-09-12 21:27:50 C 22 57 50.88 -13 29 18.9 V 089
2020-09-12 21:31:13 C 22 57 50.72 -13 29 15.3 V 089
2020-09-12 21:34:36 C 22 57 50.58 -13 29 11.1 V 089
2020-09-12 21:40:28 C 22 57 51.12 -13 29 05.1 V K85
2020-09-12 21:55:28 C 22 57 50.45 -13 28 48.9 V K85
2020-09-13 09:05:23 C 22 57 25.61 -13 15 55.0 V T05
2020-09-13 09:09:20 C 22 57 25.41 -13 15 50.5 V T05
2020-09-13 09:22:02 C 22 57 24.79 -13 15 35.9 V T05
2020-09-13 20:52:35 C 22 56 59.37 -13 02 20.3 V K85
2020-09-13 20:53:28 C 22 56 58.54 -13 02 19.3 V 089
2020-09-13 21:00:15 C 22 56 58.23 -13 02 11.0 V 089
2020-09-13 21:03:37 C 22 56 58.09 -13 02 06.7 V 089
2020-09-13 21:07:00 C 22 56 57.94 -13 02 02.4 V 089
2020-09-13 21:10:23 C 22 56 57.77 -13 01 58.8 V 089
2020-09-13 21:13:46 C 22 56 57.61 -13 01 55.2 V 089
2020-09-13 21:14:36 C 22 56 58.39 -13 01 54.2 V K85
2020-09-13 21:17:09 C 22 56 57.45 -13 01 50.8 V 089
2020-09-13 21:20:32 C 22 56 57.29 -13 01 46.8 V 089
2020-09-14 03:34:42 C 22 56 44.11 -12 54 12.7 V V93
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)