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
2020-10-17 19:04:33 V 22 13 40.45 +43 32 22.9 13.3 V 247
2020-10-17 19:04:33 v 1 033.33066 +35.08945 247
2020-10-17 19:08:15 V 22 13 44.39 +43 32 28.5 13.3 V 247
2020-10-17 19:08:15 v 1 358.50523 +47.29939 247
2020-10-17 19:09:15 V 22 13 44.28 +43 32 36.6 13.3 V 247
2020-10-17 19:09:15 v 1 358.50523 +47.29939 247
2020-10-17 19:15:28 V 22 13 39.21 +43 33 51.5 13.3 V 247
2020-10-17 19:15:28 v 1 033.33066 +35.08945 247
2020-10-17 19:19:11 V 22 13 43.22 +43 33 58.8 13.2 V 247
2020-10-17 19:19:11 v 1 358.50523 +47.29939 247
2020-10-17 19:21:10 V 22 13 43.03 +43 34 15.2 13.3 V 247
2020-10-17 19:21:10 v 1 358.50523 +47.29939 247
2020-10-17 19:30:06 V 22 13 42.06 +43 35 29.1 13.2 V 247
2020-10-17 19:30:06 v 1 358.50523 +47.29939 247
2020-10-17 19:33:05 V 22 13 41.74 +43 35 53.5 13.2 V 247
2020-10-17 19:33:05 v 1 358.50523 +47.29939 247
2020-10-17 19:33:20 V 22 13 37.18 +43 36 16.8 13.2 V 247
2020-10-17 19:33:20 v 1 033.33066 +35.08945 247
2020-10-17 19:42:01 V 22 13 40.82 +43 37 07.4 13.1 V 247
2020-10-17 19:42:01 v 1 358.50523 +47.29939 247
2020-10-17 19:43:28 V 22 13 36.04 +43 37 38.4 13.2 V 247
2020-10-17 19:43:28 v 1 033.33066 +35.08945 247
2020-10-17 19:44:00 V 22 13 40.59 +43 37 23.7 13.2 V 247
2020-10-17 19:44:00 v 1 358.50523 +47.29939 247
2020-10-17 19:52:56 V 22 13 39.68 +43 38 36.6 13.1 V 247
2020-10-17 19:52:56 v 1 358.50523 +47.29939 247
2020-10-17 19:54:23 V 22 13 34.86 +43 39 06.7 13.1 V 247
2020-10-17 19:54:23 v 1 033.33066 +35.08945 247
2020-10-17 19:54:55 V 22 13 39.36 +43 38 54.4 13.1 V 247
2020-10-17 19:54:55 v 1 358.50523 +47.29939 247
2020-10-17 20:05:19 V 22 13 33.68 +43 40 35.3 13.1 V 247
2020-10-17 20:05:19 v 1 033.33066 +35.08945 247
2020-10-17 20:06:50 V 22 13 38.11 +43 40 31.9 13.0 V 247
2020-10-17 20:06:50 v 1 358.50523 +47.29939 247
2020-10-17 20:16:14 V 22 13 32.47 +43 42 03.9 13.1 V 247
2020-10-17 20:16:14 v 1 033.33066 +35.08945 247
2020-10-17 20:20:44 V 22 13 36.60 +43 42 24.9 13.2 V 247
2020-10-17 20:20:44 v 1 358.50523 +47.29939 247
2020-10-17 20:21:44 V 22 13 36.49 +43 42 32.9 12.9 V 247
2020-10-17 20:21:44 v 1 358.50523 +47.29939 247
2020-10-18 02:27:22 V 22 13 11.39 +44 32 44.4 13.8 V 247
2020-10-18 02:27:22 v 1 237.55022 +37.73276 247
2020-10-18 02:35:09 n 22 12 58.91 +44 32 48.7 q 619
2020-10-18 02:38:17 V 22 13 10.22 +44 34 15.5 13.9 V 247
2020-10-18 02:38:17 v 1 237.55022 +37.73276 247
2020-10-18 02:46:28 n 22 12 58.05 +44 34 18.8 q 619
2020-10-18 02:50:12 V 22 13 08.90 +44 35 54.8 13.9 V 247
2020-10-18 02:50:12 v 1 237.55022 +37.73276 247
2020-10-18 02:56:50 V 22 13 07.63 +44 37 01.8 13.4 V 247
2020-10-18 02:56:50 v 1 242.02156 +33.67007 247
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)