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
2007-03-29 06:49:20 C 13 09 34.04 -11 15 43.5 o 691
2009-06-02 09:53:03 C 21 57 17.12 -22 38 47.5 r 448
2009-06-02 10:22:16 C 21 57 18.76 -22 38 43.3 r 448
2009-06-02 10:51:45 C 21 57 20.46 -22 38 39.8 r 448
2009-07-17 05:33:38 C 22 47 59.40 -20 55 50.4 r I20
2009-07-17 05:45:32 C 22 47 59.76 -20 55 50.1 r I20
2009-07-17 05:57:26 C 22 48 00.13 -20 55 49.8 r I20
2009-08-02 05:45:55 C 22 57 38.78 -20 50 06.8 r I21
2009-08-02 06:39:30 C 22 57 39.38 -20 50 06.9 r I21
2009-08-06 04:57:39 C 22 58 57.91 -20 49 04.5 r I20
2009-08-06 05:05:10 C 22 58 57.96 -20 49 04.5 r I20
2009-08-06 05:10:52 C 22 58 57.99 -20 49 04.5 r I20
2009-08-11 12:09:41 C 22 59 56.42 -20 46 09.2 r E16
2009-08-14 06:24:29 C 23 00 01.97 -20 43 26.2 c 808
2009-08-14 06:34:30 C 23 00 01.92 -20 43 26.0 c 808
2009-08-14 06:44:29 C 23 00 01.87 -20 43 25.3 c 808
2009-08-17 04:24:48 C 22 59 50.63 -20 39 02.3 r I20
2009-08-17 04:29:59 C 22 59 50.57 -20 39 02.0 r I20
2009-08-17 04:36:12 C 22 59 50.51 -20 39 01.5 r I20
2009-08-17 04:36:43 C 22 59 50.50 -20 39 01.5 r I20
2009-08-17 04:45:32 C 22 59 50.41 -20 39 00.8 r I20
2009-08-25 08:43:02 C 22 57 26.92 -20 13 48.7 v H47
2009-08-25 08:53:39 C 22 57 26.65 -20 13 46.3 v H47
2009-08-25 09:03:26 C 22 57 26.41 -20 13 44.3 v H47
2009-08-29 07:11:14 C 22 55 20.92 -19 50 33.9 r 703
2009-08-29 07:18:21 C 22 55 20.71 -19 50 32.1 r 703
2009-08-29 07:25:14 C 22 55 20.46 -19 50 30.1 r 703
2009-08-29 07:32:27 C 22 55 20.24 -19 50 28.0 r 703
2009-08-30 02:20:36 C 22 54 51.16 -19 44 09.1 r I32
2009-08-30 02:21:55 C 22 54 51.10 -19 44 08.5 r I32
2009-08-30 02:24:33 C 22 54 50.97 -19 44 07.6 r I32
2009-09-05 22:23:32 C 22 49 26.15 -18 32 42.1 v A97
2009-09-05 22:26:54 C 22 49 26.00 -18 32 40.2 v A97
2009-09-05 22:40:21 C 22 49 25.38 -18 32 32.0 v A97
2009-09-05 22:48:45 C 22 49 25.01 -18 32 26.6 v A97
2009-09-08 01:12:30 C 22 47 23.84 -17 59 57.9 r I32
2009-09-08 01:13:17 C 22 47 23.80 -17 59 57.8 r I32
2009-09-08 01:13:39 C 22 47 23.77 -17 59 57.5 r I32
2009-09-11 04:38:33 C 22 43 58.80 -17 01 36.1 r I19
2009-09-11 04:42:39 C 22 43 58.57 -17 01 32.6 r I19
2009-09-11 04:47:47 C 22 43 58.27 -17 01 28.0 r I19
2009-09-12 03:26:47 C 22 42 53.25 -16 40 59.2 834
2009-09-12 05:21:29 C 22 42 46.48 -16 39 10.3 834
2009-09-13 04:22:53 C 22 41 38.29 -16 16 46.3 r I20
2009-09-13 04:30:08 C 22 41 37.84 -16 16 38.8 r I20
2009-09-13 04:35:19 C 22 41 37.53 -16 16 33.5 r I20
2009-09-13 04:49:06 C 22 41 38.62 -16 17 03.4 14.3 c 704
2009-09-13 05:06:02 C 22 41 37.57 -16 16 46.8 14.6 c 704
2009-09-13 05:22:59 C 22 41 36.53 -16 16 29.7 14.5 c 704
2009-09-13 20:52:10 C 22 40 49.23 -16 00 30.1 o A77
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)