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
2020-11-08 17:04:37 C 11 09 15.23 +81 13 34.1 q 056
2020-11-08 17:05:47 C 11 09 21.62 +81 13 24.9 V C40
2020-11-08 17:08:17 V 11 09 17.17 +81 13 32.2 14.9 V 247
2020-11-08 17:08:17 v 1 024.63046 +60.79183 247
2020-11-08 17:09:24 C 11 09 20.32 +81 13 12.4 V C40
2020-11-08 17:10:21 C 11 09 13.24 +81 13 14.2 q 056
2020-11-08 17:10:37 C 11 09 19.90 +81 13 08.4 V C40
2020-11-08 17:11:49 C 11 09 19.51 +81 13 04.2 V C40
2020-11-08 17:13:01 C 11 09 19.03 +81 13 00.1 V C40
2020-11-08 17:15:26 C 11 09 18.16 +81 12 52.0 V C40
2020-11-08 17:16:07 C 11 09 11.08 +81 12 54.4 q 056
2020-11-08 17:16:40 C 11 09 17.79 +81 12 47.8 V C40
2020-11-08 17:17:51 C 11 09 17.34 +81 12 43.6 V C40
2020-11-08 17:19:12 V 11 09 12.74 +81 12 54.3 14.8 V 247
2020-11-08 17:19:12 v 1 024.63046 +60.79183 247
2020-11-08 17:20:17 C 11 09 16.48 +81 12 35.4 V C40
2020-11-08 17:22:42 C 11 09 15.66 +81 12 27.3 V C40
2020-11-08 17:23:54 C 11 09 15.23 +81 12 23.1 V C40
2020-11-08 17:25:07 C 11 09 14.77 +81 12 19.0 V C40
2020-11-08 17:26:19 C 11 09 14.34 +81 12 15.0 V C40
2020-11-08 17:27:31 C 11 09 13.92 +81 12 10.9 V C40
2020-11-08 17:27:35 C 11 09 06.94 +81 12 14.7 q 056
2020-11-08 17:32:07 V 11 09 07.85 +81 12 09.9 14.8 V 247
2020-11-08 17:32:07 v 1 024.63046 +60.79183 247
2020-11-08 17:39:06 C 11 09 02.82 +81 11 35.2 q 056
2020-11-08 17:44:34 C 11 08 57.76 +81 11 23.6 V L65
2020-11-08 17:47:00 V 11 09 02.18 +81 11 19.4 14.7 V 247
2020-11-08 17:47:00 v 1 024.63046 +60.79183 247
2020-11-08 17:50:35 C 11 08 58.65 +81 10 55.5 q 056
2020-11-08 17:56:21 C 11 08 56.62 +81 10 35.7 q 056
2020-11-08 17:57:03 C 11 08 53.44 +81 10 29.8 V L74
2020-11-08 17:57:21 C 11 08 53.41 +81 10 28.7 V L74
2020-11-08 17:57:39 C 11 08 53.33 +81 10 27.8 V L74
2020-11-08 17:57:55 C 11 08 53.07 +81 10 26.4 V L74
2020-11-08 17:57:56 V 11 08 58.06 +81 10 41.7 14.7 V 247
2020-11-08 17:57:56 v 1 024.63046 +60.79183 247
2020-11-08 17:58:13 C 11 08 53.09 +81 10 25.2 V L74
2020-11-08 18:02:06 C 11 08 54.54 +81 10 16.6 q 056
2020-11-08 18:09:51 V 11 08 53.61 +81 10 01.1 14.5 V 247
2020-11-08 18:09:51 v 1 024.63046 +60.79183 247
2020-11-08 18:19:21 C 11 08 48.45 +81 09 17.1 q 056
2020-11-08 18:21:46 V 11 08 49.06 +81 09 20.7 14.5 V 247
2020-11-08 18:21:46 v 1 024.63046 +60.79183 247
2020-11-08 18:22:03 C 11 08 43.94 +81 09 14.1 V L65
2020-11-08 18:25:05 C 11 08 46.40 +81 08 57.6 q 056
2020-11-08 18:30:49 C 11 08 44.35 +81 08 38.0 q 056
2020-11-08 18:32:41 V 11 08 45.20 +81 08 44.5 14.4 V 247
2020-11-08 18:32:41 v 1 024.63046 +60.79183 247
2020-11-08 18:36:35 C 11 08 42.33 +81 08 18.7 q 056
2020-11-08 18:42:20 C 11 08 40.31 +81 07 59.3 q 056
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)