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
2009-09-17 20:18:23 C 22 35 35.20 -14 03 06.7 c B17
2009-09-17 20:19:26 C 22 35 35.12 -14 03 05.3 c B17
2009-09-17 20:20:29 C 22 35 35.05 -14 03 03.8 c B17
2009-09-17 20:21:32 C 22 35 34.97 -14 03 02.3 c B17
2009-09-17 20:22:35 C 22 35 34.91 -14 03 00.7 c B17
2009-09-17 20:23:38 C 22 35 34.84 -14 02 59.3 c B17
2009-09-17 20:24:40 C 22 35 34.77 -14 02 57.7 c B17
2009-09-17 20:25:43 C 22 35 34.69 -14 02 56.4 c B17
2009-09-17 20:26:46 C 22 35 34.62 -14 02 54.7 c B17
2009-09-17 20:27:49 C 22 35 34.55 -14 02 53.4 c B17
2009-09-17 20:28:52 C 22 35 34.48 -14 02 52.0 c B17
2009-09-17 20:29:55 C 22 35 34.42 -14 02 50.4 c B17
2009-09-17 20:30:59 C 22 35 34.34 -14 02 49.0 c B17
2009-09-17 20:32:02 C 22 35 34.27 -14 02 47.4 c B17
2009-09-17 20:33:05 C 22 35 34.20 -14 02 46.0 c B17
2009-09-17 20:34:08 C 22 35 34.13 -14 02 44.6 c B17
2009-09-17 20:35:11 C 22 35 34.06 -14 02 43.0 c B17
2009-09-17 20:36:14 C 22 35 33.99 -14 02 41.7 c B17
2009-09-17 20:37:16 C 22 35 33.91 -14 02 40.2 c B17
2009-09-17 20:38:19 C 22 35 33.84 -14 02 38.7 c B17
2009-09-17 20:39:22 C 22 35 33.76 -14 02 37.1 c B17
2009-09-17 20:40:25 C 22 35 33.70 -14 02 35.8 c B17
2009-09-17 20:41:28 C 22 35 33.62 -14 02 34.1 c B17
2009-09-17 20:42:31 C 22 35 33.56 -14 02 32.7 c B17
2009-09-17 20:43:35 C 22 35 33.48 -14 02 31.1 c B17
2009-09-17 20:44:38 C 22 35 33.41 -14 02 29.6 c B17
2009-09-17 20:45:41 C 22 35 33.33 -14 02 28.2 c B17
2009-09-17 20:46:44 C 22 35 33.27 -14 02 26.7 c B17
2009-09-17 20:47:47 C 22 35 33.21 -14 02 25.2 c B17
2009-09-17 20:48:50 C 22 35 33.14 -14 02 23.6 c B17
2009-09-17 20:49:52 C 22 35 33.06 -14 02 22.2 c B17
2009-09-17 20:50:50 C 22 35 34.09 -14 02 19.3 13.4 c A77
2009-09-17 20:50:55 C 22 35 32.98 -14 02 20.7 c B17
2009-09-17 20:51:58 C 22 35 32.91 -14 02 19.2 c B17
2009-09-17 20:53:01 C 22 35 32.85 -14 02 17.8 c B17
2009-09-17 20:54:04 C 22 35 32.77 -14 02 16.2 c B17
2009-09-17 20:55:07 C 22 35 32.70 -14 02 14.8 c B17
2009-09-17 20:56:11 C 22 35 32.63 -14 02 13.3 c B17
2009-09-17 20:57:14 C 22 35 32.56 -14 02 11.8 c B17
2009-09-17 20:58:17 C 22 35 32.48 -14 02 10.4 c B17
2009-09-17 20:59:20 C 22 35 32.42 -14 02 08.8 c B17
2009-09-17 21:26:06 C 22 35 31.70 -14 01 29.3 13.4 c A77
2009-09-17 21:36:58 C 22 35 29.86 -14 01 15.1 c B17
2009-09-17 21:38:01 C 22 35 29.80 -14 01 13.6 c B17
2009-09-17 21:39:04 C 22 35 29.73 -14 01 12.1 c B17
2009-09-17 21:40:07 C 22 35 29.65 -14 01 10.7 c B17
2009-09-17 21:41:11 C 22 35 29.59 -14 01 09.2 c B17
2009-09-17 21:42:14 C 22 35 29.51 -14 01 07.6 c B17
2009-09-17 21:43:17 C 22 35 29.45 -14 01 06.0 c B17
2009-09-17 21:44:20 C 22 35 29.38 -14 01 04.5 c B17
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)