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
2020-11-05 20:36:42 C 12 10 29.72 +85 16 34.8 V C40
2020-11-05 20:38:14 V 12 09 57.91 +85 16 25.8 14.6 V 247
2020-11-05 20:38:14 v 1 359.62606 +49.20372 247
2020-11-05 20:40:19 C 12 10 23.94 +85 16 22.4 V C40
2020-11-05 20:41:33 C 12 10 22.09 +85 16 18.3 V C40
2020-11-05 20:42:44 C 12 10 20.19 +85 16 14.1 V C40
2020-11-05 20:43:58 C 12 10 18.27 +85 16 09.9 V C40
2020-11-05 20:45:10 C 12 10 16.41 +85 16 05.7 V C40
2020-11-05 20:47:35 C 12 10 12.62 +85 15 57.5 V C40
2020-11-05 20:48:47 C 12 10 10.85 +85 15 53.2 V C40
2020-11-05 20:50:00 C 12 10 08.83 +85 15 49.1 V C40
2020-11-05 20:51:12 C 12 10 07.07 +85 15 45.1 V C40
2020-11-05 20:52:24 C 12 10 05.07 +85 15 40.9 V C40
2020-11-05 20:54:49 C 12 10 01.43 +85 15 32.6 V C40
2020-11-05 20:56:03 C 12 09 59.46 +85 15 28.5 V C40
2020-11-05 20:57:14 C 12 09 57.54 +85 15 24.2 V C40
2020-11-05 20:58:28 C 12 09 55.70 +85 15 20.1 V C40
2020-11-05 20:59:40 C 12 09 53.77 +85 15 16.1 V C40
2020-11-05 21:03:17 C 12 09 48.18 +85 15 03.6 V C40
2020-11-05 21:04:22 V 12 09 17.62 +85 14 52.0 14.9 V 247
2020-11-05 21:04:22 v 1 359.62606 +49.20372 247
2020-11-05 21:15:22 C 12 09 29.37 +85 14 22.3 V C40
2020-11-05 21:17:36 V 12 08 57.40 +85 14 05.0 14.7 V 247
2020-11-05 21:17:36 v 1 359.62606 +49.20372 247
2020-11-05 21:28:12 V 12 08 41.75 +85 13 27.1 14.9 V 247
2020-11-05 21:28:12 v 1 359.62606 +49.20372 247
2020-11-05 21:38:47 V 12 08 25.92 +85 12 49.8 14.8 V 247
2020-11-05 21:38:47 v 1 359.62606 +49.20372 247
2020-11-05 21:49:23 V 12 08 09.82 +85 12 12.0 14.9 V 247
2020-11-05 21:49:23 v 1 359.62606 +49.20372 247
2020-11-05 22:01:18 V 12 07 52.45 +85 11 29.4 14.9 V 247
2020-11-05 22:01:18 v 1 359.62606 +49.20372 247
2020-11-05 22:11:53 V 12 07 36.01 +85 10 51.7 14.9 V 247
2020-11-05 22:11:53 v 1 359.62606 +49.20372 247
2020-11-05 22:48:37 V 12 06 42.13 +85 08 43.2 14.6 V 247
2020-11-05 22:48:37 v 1 359.62606 +49.20372 247
2020-11-05 23:00:32 V 12 06 24.79 +85 08 01.6 14.6 V 247
2020-11-05 23:00:32 v 1 359.62606 +49.20372 247
2020-11-05 23:11:07 V 12 06 09.16 +85 07 24.7 14.6 V 247
2020-11-05 23:11:07 v 1 359.62606 +49.20372 247
2020-11-05 23:21:43 V 12 05 54.16 +85 06 48.1 14.5 V 247
2020-11-05 23:21:43 v 1 359.62606 +49.20372 247
2020-11-05 23:32:18 V 12 05 38.44 +85 06 12.1 14.6 V 247
2020-11-05 23:32:18 v 1 359.62606 +49.20372 247
2020-11-05 23:44:13 V 12 05 21.42 +85 05 30.9 14.5 V 247
2020-11-05 23:44:13 v 1 359.62606 +49.20372 247
2020-11-05 23:56:08 V 12 05 03.58 +85 04 50.2 14.5 V 247
2020-11-05 23:56:08 v 1 359.62606 +49.20372 247
2020-11-06 00:06:44 V 12 04 48.41 +85 04 13.6 14.5 V 247
2020-11-06 00:06:44 v 1 359.62606 +49.20372 247
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)