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
2020-09-14 04:47:26 C 22 56 40.64 -12 52 44.8 V V93
2020-09-14 06:06:00 C 22 56 36.86 -12 51 08.9 V V93
2020-09-14 09:54:44 C 22 56 28.31 -12 46 17.1 V T05
2020-09-14 10:00:03 C 22 56 28.04 -12 46 10.3 V T05
2020-09-14 10:08:43 C 22 56 27.60 -12 45 59.7 V T05
2020-09-14 10:30:07 C 22 56 26.52 -12 45 33.0 V T05
2020-09-14 20:57:38 C 22 56 02.68 -12 32 38.3 V 089
2020-09-14 20:58:16 C 22 56 03.48 -12 32 37.8 V K85
2020-09-14 21:04:15 C 22 56 03.19 -12 32 30.2 V K85
2020-09-14 21:04:24 C 22 56 02.36 -12 32 29.5 V 089
2020-09-14 21:07:46 C 22 56 02.20 -12 32 25.2 V 089
2020-09-14 21:11:10 C 22 56 02.04 -12 32 21.1 V 089
2020-09-14 21:14:32 C 22 56 01.86 -12 32 16.6 V 089
2020-09-14 21:17:56 C 22 56 01.72 -12 32 11.8 V 089
2020-09-14 21:21:18 C 22 56 01.56 -12 32 08.1 V 089
2020-09-14 21:24:42 C 22 56 01.39 -12 32 03.6 V 089
2020-09-14 21:47:57 C 22 56 01.01 -12 31 31.6 V L74
2020-09-14 21:48:04 C 22 56 00.98 -12 31 31.5 V L74
2020-09-14 21:48:10 C 22 56 00.94 -12 31 30.7 V L74
2020-09-14 21:48:21 C 22 56 00.98 -12 31 30.5 V L74
2020-09-14 21:48:28 C 22 56 00.97 -12 31 30.5 V L74
2020-09-14 21:48:35 C 22 56 00.95 -12 31 29.5 V L74
2020-09-14 21:48:42 C 22 56 00.88 -12 31 29.5 V L74
2020-09-14 21:48:48 C 22 56 00.94 -12 31 29.4 V L74
2020-09-14 21:48:55 C 22 56 00.93 -12 31 31.2 V L74
2020-09-14 21:49:03 C 22 56 00.90 -12 31 30.1 V L74
2020-09-14 21:49:13 C 22 56 00.94 -12 31 30.0 V L74
2020-09-14 21:49:20 C 22 56 00.93 -12 31 28.6 V L74
2020-09-14 21:49:26 C 22 56 00.88 -12 31 30.9 V L74
2020-09-14 21:49:33 C 22 56 00.96 -12 31 29.1 V L74
2020-09-14 21:49:41 C 22 56 00.86 -12 31 29.5 V L74
2020-09-14 21:49:48 C 22 56 00.88 -12 31 28.5 V L74
2020-09-14 21:49:55 C 22 56 00.81 -12 31 28.3 V L74
2020-09-14 21:50:02 C 22 56 00.89 -12 31 28.5 V L74
2020-09-14 21:50:09 C 22 56 00.86 -12 31 27.9 V L74
2020-09-15 04:38:08 C 22 55 45.71 -12 22 36.3 V 703
2020-09-15 04:45:46 C 22 55 45.34 -12 22 26.5 V 703
2020-09-15 04:53:25 C 22 55 44.96 -12 22 16.6 V 703
2020-09-15 05:01:04 C 22 55 44.58 -12 22 07.0 V 703
2020-09-15 09:46:01 C 22 55 32.08 -12 15 45.3 V T08
2020-09-15 10:35:51 C 22 55 29.48 -12 14 39.0 V T08
2020-09-15 10:40:30 C 22 55 29.23 -12 14 32.8 V T08
2020-09-15 10:49:47 C 22 55 28.75 -12 14 20.3 V T08
2020-09-16 02:46:51 C 22 54 52.50 -11 52 52.6 V V93
2020-09-16 04:01:34 C 22 54 48.78 -11 51 09.7 V V93
2020-09-16 05:02:00 C 22 54 45.71 -11 49 45.7 V V93
2020-09-16 08:43:13 C 22 54 37.14 -11 44 22.5 V T08
2020-09-16 08:47:12 C 22 54 36.93 -11 44 16.9 V T08
2020-09-16 08:51:11 C 22 54 36.72 -11 44 11.3 V T08
2020-09-16 09:06:31 C 22 54 35.89 -11 43 49.7 V T08
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)