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
2021-01-02 20:29:16 C 08 38 56.03 +49 21 45.1 V C40
2021-01-02 20:30:48 C 08 38 55.87 +49 21 43.6 V C40
2021-01-02 20:31:33 C 08 38 55.79 +49 21 43.0 V C40
2021-01-02 20:33:06 C 08 38 55.62 +49 21 41.5 V C40
2021-01-02 20:34:39 C 08 38 55.45 +49 21 40.0 V C40
2021-01-02 20:36:11 C 08 38 55.30 +49 21 38.6 V C40
2021-01-02 20:37:44 C 08 38 55.14 +49 21 37.1 V C40
2021-01-02 20:39:16 C 08 38 54.97 +49 21 35.7 V C40
2021-01-02 20:40:49 C 08 38 54.80 +49 21 34.3 V C40
2021-01-02 20:42:21 C 08 38 54.64 +49 21 32.8 V C40
2021-01-02 20:43:54 C 08 38 54.47 +49 21 31.4 V C40
2021-01-02 20:45:27 C 08 38 54.30 +49 21 30.0 V C40
2021-01-02 20:46:58 C 08 38 54.14 +49 21 28.6 V C40
2021-01-02 20:48:32 C 08 38 53.97 +49 21 27.1 V C40
2021-01-02 20:51:37 C 08 38 53.64 +49 21 24.1 V C40
2021-01-02 20:53:08 C 08 38 53.48 +49 21 22.7 V C40
2021-01-02 20:54:42 C 08 38 53.31 +49 21 21.3 V C40
2021-01-02 20:56:13 C 08 38 53.15 +49 21 19.8 V C40
2021-01-02 20:57:46 C 08 38 52.98 +49 21 18.4 V C40
2021-01-03 18:49:45 C 08 36 43.37 +48 59 51.9 V C40
2021-01-03 18:51:18 C 08 36 43.22 +48 59 50.6 V C40
2021-01-03 19:12:51 C 08 36 41.00 +48 59 30.6 V C40
2021-01-03 19:14:25 C 08 36 40.84 +48 59 29.2 V C40
2021-01-03 19:15:56 C 08 36 40.69 +48 59 27.8 V C40
2021-01-03 19:19:01 C 08 36 40.36 +48 59 24.9 V C40
2021-01-03 19:20:34 C 08 36 40.21 +48 59 23.5 V C40
2021-01-03 19:22:07 C 08 36 40.04 +48 59 22.0 V C40
2021-01-03 19:23:39 C 08 36 39.88 +48 59 20.5 V C40
2021-01-03 19:25:12 C 08 36 39.72 +48 59 19.2 V C40
2021-01-03 19:26:44 C 08 36 39.56 +48 59 17.7 V C40
2021-01-03 19:28:17 C 08 36 39.41 +48 59 16.4 V C40
2021-01-03 19:29:49 C 08 36 39.24 +48 59 14.8 V C40
2021-01-03 19:31:22 C 08 36 39.09 +48 59 13.5 V C40
2021-01-03 19:32:55 C 08 36 38.93 +48 59 12.1 V C40
2021-01-03 19:35:04 C 08 36 38.71 +48 59 10.1 V C40
2021-01-03 19:36:38 C 08 36 38.54 +48 59 08.6 V C40
2021-01-03 19:38:09 C 08 36 38.38 +48 59 07.3 V C40
2021-01-03 19:39:43 C 08 36 38.22 +48 59 05.8 V C40
2021-01-03 19:41:14 C 08 36 38.07 +48 59 04.5 V C40
2021-01-03 19:42:48 C 08 36 37.90 +48 59 02.9 V C40
2021-01-03 19:44:19 C 08 36 37.74 +48 59 01.5 V C40
2021-01-03 19:47:24 C 08 36 37.42 +48 58 58.6 V C40
2021-01-03 19:48:57 C 08 36 37.26 +48 58 57.2 V C40
2021-01-03 19:50:30 C 08 36 37.10 +48 58 55.8 V C40
2021-01-03 19:52:02 C 08 36 36.94 +48 58 54.3 V C40
2021-01-03 19:53:35 C 08 36 36.78 +48 58 52.8 V C40
2021-01-03 19:55:07 C 08 36 36.63 +48 58 51.5 V C40
2021-01-03 19:56:40 C 08 36 36.46 +48 58 50.1 V C40
2021-01-03 20:01:18 C 08 36 35.96 +48 58 45.7 V C40
2021-01-03 20:02:50 C 08 36 35.82 +48 58 44.3 V C40
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)