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
1999-01-17 20:04:05 C 06 34 23.34 +49 11 04.9 z 151
1999-01-17 20:15:16 C 06 34 23.89 +49 10 48.0 z 151
1999-01-17 20:26:28 C 06 34 24.40 +49 10 30.4 z 151
1999-01-17 20:30:21 C 06 34 24.79 +49 10 24.6 z 151
1999-01-18 01:12:00 C 06 34 38.63 +49 03 03.7 a 636
1999-01-18 01:29:00 C 06 34 39.45 +49 02 36.8 a 636
1999-01-18 01:41:59 C 06 34 40.16 +49 02 15.9 a 636
1999-01-18 19:31:46 C 06 35 41.55 +48 34 50.1 z 127
1999-01-18 19:38:14 C 06 35 41.86 +48 34 40.3 z 127
1999-01-18 19:47:09 C 06 35 42.29 +48 34 26.9 z 127
1999-01-18 21:10:11 C 06 35 46.09 +48 32 23.7 118
1999-01-18 21:19:23 C 06 35 46.53 +48 32 09.7 118
1999-01-19 19:30:57 C 06 36 59.50 +47 58 39.4 z 151
1999-01-19 19:38:35 C 06 36 59.92 +47 58 28.5 z 151
1999-01-19 19:41:19 C 06 36 59.97 +47 58 23.0 z 127
1999-01-19 19:46:58 C 06 37 00.27 +47 58 16.0 z 151
1999-01-19 19:52:25 C 06 37 00.58 +47 58 08.0 z 151
1999-01-19 19:53:40 C 06 37 00.58 +47 58 05.2 z 127
1999-01-19 21:06:29 C 06 37 04.05 +47 56 20.6 z 587
1999-01-19 21:11:56 C 06 37 04.29 +47 56 12.1 z 587
1999-01-20 12:47:34 C 06 37 53.98 +47 33 12.3 z 355
1999-01-20 12:51:00 C 06 37 54.16 +47 33 07.6 z 355
1999-01-20 12:54:44 C 06 37 54.29 +47 33 02.0 z 355
1999-01-20 18:21:10 C 06 38 12.47 +47 24 51.8 a 636
1999-01-20 18:34:10 C 06 38 12.92 +47 24 33.4 a 636
1999-01-20 22:44:29 C 06 38 24.91 +47 18 34.1 z 127
1999-01-20 22:51:11 C 06 38 25.21 +47 18 24.2 z 127
1999-01-20 22:58:22 C 06 38 25.53 +47 18 13.8 z 127
1999-01-21 03:36:19 C 06 38 38.85 +47 11 21.0 046
1999-01-21 03:38:32 C 06 38 38.97 +47 11 17.7 046
1999-01-21 03:40:18 C 06 38 39.06 +47 11 15.1 046
1999-01-21 19:49:02 C 06 39 31.65 +46 48 12.9 z 151
1999-01-21 19:55:03 C 06 39 31.97 +46 48 04.3 z 151
1999-01-21 20:00:10 C 06 39 32.21 +46 47 57.2 z 151
1999-01-21 20:06:02 C 06 39 32.48 +46 47 49.1 z 151
1999-01-21 22:30:39 C 06 39 39.03 +46 44 24.8 z 587
1999-01-21 22:37:56 C 06 39 39.34 +46 44 14.7 z 587
1999-01-22 01:16:45 C 06 39 46.31 +46 40 23.9 z 071
1999-01-22 01:19:30 C 06 39 46.48 +46 40 19.9 z 071
1999-01-22 12:35:59 C 06 40 23.18 +46 24 35.0 360
1999-01-22 12:39:44 C 06 40 23.34 +46 24 29.8 360
1999-01-22 12:42:45 C 06 40 23.47 +46 24 25.6 360
1999-01-22 23:20:17 C 06 40 54.65 +46 09 31.4 z 071
1999-01-22 23:31:29 C 06 40 55.16 +46 09 15.0 z 071
1999-01-24 02:31:29 C 06 42 16.60 +45 32 07.5 046
1999-01-24 02:32:20 C 06 42 16.59 +45 32 06.5 046
1999-01-24 02:33:36 C 06 42 16.66 +45 32 04.7 046
1999-01-24 02:34:43 C 06 42 16.69 +45 32 03.2 046
1999-01-24 07:10:49 C 06 42 31.69 +45 25 57.4 a 658
1999-01-24 07:13:59 C 06 42 31.85 +45 25 53.0 a 658
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)