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
2010-04-06 05:30:45 C 08 33 18.24 +23 14 41.9 o 704
2012-06-07 06:22:33 C 16 18 41.35 -32 06 34.9 o 807
2012-06-07 06:46:25 C 16 18 40.11 -32 06 32.6 o 807
2013-12-31 11:11:36 C 12 35 48.87 -01 16 21.0 q G96
2013-12-31 11:23:04 C 12 35 49.12 -01 16 23.4 q G96
2013-12-31 11:34:35 C 12 35 49.38 -01 16 25.5 q G96
2013-12-31 11:46:04 C 12 35 49.65 -01 16 27.9 q G96
2014-01-13 08:20:27 C 12 40 40.33 -02 07 35.8 u 807
2014-01-13 08:27:12 C 12 40 40.40 -02 07 36.5 u 807
2014-01-13 08:34:17 C 12 40 40.44 -02 07 37.0 u 807
2014-02-04 11:37:24 C 12 37 01.37 -02 26 16.2 q G96
2014-02-04 11:44:00 C 12 37 01.22 -02 26 16.0 q G96
2014-02-04 11:50:37 C 12 37 01.07 -02 26 15.1 q G96
2014-02-04 11:57:13 C 12 37 00.93 -02 26 15.3 q G96
2014-02-26 12:13:12 C 12 18 19.109 -01 17 52.91 L F51
2014-02-26 12:31:00 C 12 18 18.254 -01 17 49.43 L F51
2014-02-26 13:06:38 C 12 18 16.534 -01 17 42.41 L F51
2014-03-05 07:40:28 C 12 10 19.85 -00 43 36.4 o 691
2014-03-05 08:05:55 C 12 10 18.51 -00 43 30.8 o 691
2014-03-05 08:31:24 C 12 10 17.20 -00 43 24.9 o 691
2014-03-05 08:57:40 C 12 10 15.93 -00 43 19.0 q 703
2014-03-05 09:06:07 C 12 10 15.40 -00 43 18.3 q 703
2014-03-05 09:14:31 C 12 10 14.97 -00 43 16.8 q 703
2014-03-05 09:22:57 C 12 10 14.45 -00 43 12.9 q 703
2014-03-13 07:26:51 C 12 00 24.91 +00 00 15.5 o 691
2014-03-13 07:52:20 C 12 00 23.55 +00 00 21.7 o 691
2014-03-13 08:17:48 C 12 00 22.16 +00 00 27.5 o 691
2014-03-22 07:28:01 C 11 49 19.95 +00 49 58.4 q G96
2014-03-22 07:44:11 C 11 49 19.13 +00 50 01.8 q G96
2014-03-22 08:00:19 C 11 49 18.30 +00 50 05.6 q G96
2014-03-22 08:16:28 C 11 49 17.47 +00 50 09.0 q G96
2014-03-26 17:50:22 C 11 44 09.75 +01 13 06.3 q D29
2014-03-26 18:13:16 C 11 44 08.67 +01 13 11.1 q D29
2014-04-05 06:24:14 C 11 34 14.06 +01 56 51.2 q G96
2014-04-05 06:30:52 C 11 34 13.77 +01 56 52.2 q G96
2014-04-05 06:37:27 C 11 34 13.54 +01 56 53.3 q G96
2014-04-05 06:44:02 C 11 34 13.28 +01 56 54.3 q G96
2014-04-25 06:09:48 C 11 20 34.18 +02 50 50.5 q G96
2014-04-25 06:17:48 C 11 20 34.01 +02 50 51.1 q G96
2014-04-25 06:25:49 C 11 20 33.85 +02 50 51.1 q G96
2014-04-25 06:33:49 C 11 20 33.75 +02 50 51.9 q G96
2014-04-30 06:04:42 C 11 18 48.968 +02 55 30.55 L F51
2014-04-30 06:22:16 C 11 18 48.748 +02 55 30.92 L F51
2014-04-30 06:39:54 C 11 18 48.513 +02 55 31.48 L F51
2014-04-30 06:57:35 C 11 18 48.287 +02 55 31.82 L F51
2018-03-17 12:15:14 C 13 22 53.339 -12 20 18.00 U F51
2018-03-17 12:30:40 C 13 22 52.739 -12 20 16.00 U F51
2018-03-17 12:46:03 C 13 22 52.139 -12 20 13.69 U F51
2018-03-17 13:01:32 C 13 22 51.527 -12 20 11.43 U F51
2019-06-02 08:31:44 C 15 11 03.691 -27 13 19.71 U F51
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)