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 18:43:36 V 11 08 40.95 +81 08 06.8 14.4 V 247
2020-11-08 18:43:36 v 1 024.63046 +60.79183 247
2020-11-08 18:48:04 C 11 08 38.25 +81 07 40.0 q 056
2020-11-08 18:53:49 C 11 08 36.29 +81 07 20.5 q 056
2020-11-08 18:54:32 V 11 08 37.03 +81 07 29.9 14.4 V 247
2020-11-08 18:54:32 v 1 024.63046 +60.79183 247
2020-11-08 18:56:26 C 11 08 31.54 +81 07 16.3 V L65
2020-11-08 18:59:35 C 11 08 34.28 +81 07 01.1 q 056
2020-11-08 19:07:26 V 11 08 32.22 +81 06 46.7 14.4 V 247
2020-11-08 19:07:26 v 1 024.63046 +60.79183 247
2020-11-08 19:18:21 V 11 08 27.75 +81 06 11.2 14.4 V 247
2020-11-08 19:18:21 v 1 024.63046 +60.79183 247
2020-11-09 02:13:18 V 11 05 20.34 +80 42 46.4 14.4 V 247
2020-11-09 02:13:18 v 1 236.89638 +45.51705 247
2020-11-09 02:30:31 V 11 05 14.68 +80 41 47.1 14.4 V 247
2020-11-09 02:30:31 v 1 236.89638 +45.51705 247
2020-11-09 02:53:12 V 11 05 07.44 +80 40 29.8 14.4 V 247
2020-11-09 02:53:12 v 1 236.89638 +45.51705 247
2020-11-09 03:03:47 V 11 05 04.11 +80 39 54.4 14.3 V 247
2020-11-09 03:03:47 v 1 236.89638 +45.51705 247
2020-11-09 03:14:23 V 11 05 00.93 +80 39 18.4 14.4 V 247
2020-11-09 03:14:23 v 1 236.89638 +45.51705 247
2020-11-09 03:24:58 V 11 04 57.67 +80 38 42.7 14.5 V 247
2020-11-09 03:24:58 v 1 236.89638 +45.51705 247
2020-11-09 14:25:42 C 11 01 18.84 +80 03 55.0 V T08
2020-11-09 14:30:47 C 11 01 16.74 +80 03 39.6 V T08
2020-11-09 14:42:48 C 11 01 11.70 +80 03 03.1 V T08
2020-11-09 15:11:37 C 11 00 59.56 +80 01 35.5 V T08
2020-11-10 17:03:21 C 10 52 54.56 +78 37 49.9 q 056
2020-11-10 17:09:05 C 10 52 53.47 +78 37 31.9 q 056
2020-11-10 17:14:51 C 10 52 52.35 +78 37 13.8 q 056
2020-11-10 17:20:36 C 10 52 51.21 +78 36 55.4 q 056
2020-11-10 17:26:20 C 10 52 50.12 +78 36 37.6 q 056
2020-11-10 17:32:05 C 10 52 49.01 +78 36 19.7 q 056
2020-11-10 17:43:35 C 10 52 46.78 +78 35 43.5 q 056
2020-11-10 17:49:19 C 10 52 45.71 +78 35 25.9 q 056
2020-11-10 17:55:05 C 10 52 44.62 +78 35 08.2 q 056
2020-11-10 18:00:50 C 10 52 43.52 +78 34 50.4 q 056
2020-11-10 18:06:34 C 10 52 42.43 +78 34 32.5 q 056
2020-11-10 18:12:19 C 10 52 41.33 +78 34 14.6 q 056
2020-11-10 18:18:05 C 10 52 40.23 +78 33 56.9 q 056
2020-11-10 18:23:49 C 10 52 39.14 +78 33 39.3 q 056
2020-11-10 18:29:34 C 10 52 38.05 +78 33 21.7 q 056
2020-11-10 18:35:20 C 10 52 36.97 +78 33 04.0 q 056
2020-11-10 18:41:04 C 10 52 35.89 +78 32 46.5 q 056
2020-11-10 18:46:48 C 10 52 34.80 +78 32 29.0 q 056
2020-11-11 02:39:00 C 10 50 47.40 +78 09 36.8 q 056
2020-11-11 02:44:45 C 10 50 45.82 +78 09 20.2 q 056
2020-11-11 02:50:29 C 10 50 44.20 +78 09 03.7 q 056
2020-11-11 02:56:15 C 10 50 42.59 +78 08 47.2 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)