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
2020-11-04 22:57:55 V 13 02 36.17 +86 30 36.6 14.5 V 247
2020-11-04 22:57:55 v 1 359.62606 +49.20371 247
2020-11-04 23:08:31 V 13 02 04.19 +86 30 03.2 14.5 V 247
2020-11-04 23:08:31 v 1 359.62606 +49.20371 247
2020-11-04 23:21:45 V 13 01 23.82 +86 29 21.5 14.2 V 247
2020-11-04 23:21:45 v 1 359.62606 +49.20371 247
2020-11-04 23:32:10 V 13 00 52.60 +86 28 48.0 14.3 V 247
2020-11-04 23:32:10 v 1 359.62606 +49.20371 247
2020-11-05 18:02:31 V 12 14 10.76 +85 25 56.5 14.9 V 247
2020-11-05 18:02:31 v 1 359.62606 +49.20372 247
2020-11-05 18:14:26 V 12 13 49.97 +85 25 12.5 14.8 V 247
2020-11-05 18:14:26 v 1 359.62606 +49.20372 247
2020-11-05 18:25:01 V 12 13 32.20 +85 24 33.0 14.8 V 247
2020-11-05 18:25:01 v 1 359.62606 +49.20372 247
2020-11-05 18:27:00 C 12 13 33.04 +85 24 23.5 V K85
2020-11-05 18:35:37 V 12 13 15.07 +85 23 53.8 14.7 V 247
2020-11-05 18:35:37 v 1 359.62606 +49.20372 247
2020-11-05 18:43:00 C 12 13 06.42 +85 23 24.8 V K85
2020-11-05 18:46:12 V 12 12 57.00 +85 23 15.4 14.6 V 247
2020-11-05 18:46:12 v 1 359.62606 +49.20372 247
2020-11-05 18:55:01 C 12 12 46.78 +85 22 40.8 V K85
2020-11-05 18:56:48 V 12 12 39.28 +85 22 36.2 14.6 V 247
2020-11-05 18:56:48 v 1 359.62606 +49.20372 247
2020-11-05 19:07:23 V 12 12 22.33 +85 21 57.1 14.5 V 247
2020-11-05 19:07:23 v 1 359.62606 +49.20372 247
2020-11-05 19:17:59 V 12 12 05.32 +85 21 17.9 14.5 V 247
2020-11-05 19:17:59 v 1 359.62606 +49.20372 247
2020-11-05 19:32:02 V 12 11 42.67 +85 20 25.9 14.4 V 247
2020-11-05 19:32:02 v 1 359.62606 +49.20372 247
2020-11-05 19:50:43 C 12 11 41.51 +85 19 14.1 V C40
2020-11-05 20:02:49 C 12 11 22.60 +85 18 32.1 V C40
2020-11-05 20:06:28 V 12 10 48.24 +85 18 20.2 14.5 V 247
2020-11-05 20:06:28 v 1 359.62606 +49.20372 247
2020-11-05 20:08:51 C 12 11 13.07 +85 18 11.1 V C40
2020-11-05 20:10:03 C 12 11 11.29 +85 18 06.9 V C40
2020-11-05 20:12:28 C 12 11 07.48 +85 17 58.6 V C40
2020-11-05 20:13:41 C 12 11 05.56 +85 17 54.4 V C40
2020-11-05 20:14:53 C 12 11 03.62 +85 17 50.1 V C40
2020-11-05 20:16:05 C 12 11 01.90 +85 17 46.0 V C40
2020-11-05 20:17:03 V 12 10 31.68 +85 17 42.0 14.6 V 247
2020-11-05 20:17:03 v 1 359.62606 +49.20372 247
2020-11-05 20:17:19 C 12 10 59.87 +85 17 41.7 V C40
2020-11-05 20:19:44 C 12 10 56.09 +85 17 33.4 V C40
2020-11-05 20:20:55 C 12 10 54.20 +85 17 29.3 V C40
2020-11-05 20:22:09 C 12 10 52.33 +85 17 25.1 V C40
2020-11-05 20:27:39 V 12 10 15.16 +85 17 03.9 14.7 V 247
2020-11-05 20:27:39 v 1 359.62606 +49.20372 247
2020-11-05 20:33:01 C 12 10 35.37 +85 16 47.4 V C40
2020-11-05 20:34:16 C 12 10 33.44 +85 16 43.2 V C40
2020-11-05 20:35:30 C 12 10 31.51 +85 16 39.0 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)