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
2020-11-07 19:24:05 C 11 21 03.47 +82 28 31.6 q 056
2020-11-07 19:29:21 C 11 21 00.70 +82 28 13.3 q 056
2020-11-07 19:34:35 C 11 20 57.97 +82 27 54.9 q 056
2020-11-07 19:45:06 C 11 20 52.48 +82 27 18.7 q 056
2020-11-07 19:49:59 C 11 20 45.11 +82 27 04.5 V L65
2020-11-07 19:50:20 C 11 20 49.72 +82 27 00.3 q 056
2020-11-07 19:55:36 C 11 20 46.99 +82 26 42.2 q 056
2020-11-07 20:00:50 C 11 20 44.23 +82 26 23.9 q 056
2020-11-07 20:11:21 C 11 20 38.79 +82 25 47.8 q 056
2020-11-07 20:16:35 C 11 20 36.00 +82 25 29.8 q 056
2020-11-07 20:21:51 C 11 20 33.28 +82 25 11.7 q 056
2020-11-07 20:23:46 C 11 20 27.33 +82 25 06.8 V L65
2020-11-07 20:27:05 C 11 20 30.54 +82 24 53.8 q 056
2020-11-07 20:32:21 C 11 20 27.78 +82 24 35.8 q 056
2020-11-07 20:37:34 C 11 20 25.04 +82 24 17.9 q 056
2020-11-07 20:42:50 C 11 20 22.28 +82 24 00.0 q 056
2020-11-07 20:48:04 C 11 20 19.53 +82 23 42.0 q 056
2020-11-07 20:53:19 C 11 20 16.80 +82 23 24.2 q 056
2020-11-07 20:56:39 C 11 20 10.12 +82 23 12.9 V L65
2020-11-07 20:58:35 C 11 20 14.06 +82 23 06.3 q 056
2020-11-07 21:03:49 C 11 20 11.23 +82 22 48.5 q 056
2020-11-07 21:09:05 C 11 20 08.46 +82 22 30.7 q 056
2020-11-07 21:14:19 C 11 20 05.71 +82 22 12.9 q 056
2020-11-07 21:30:40 V 11 19 56.17 +82 21 14.8 15.0 V 247
2020-11-07 21:30:40 v 1 016.33607 +48.20434 247
2020-11-07 21:46:33 V 11 19 47.29 +82 20 21.0 15.0 V 247
2020-11-07 21:46:33 v 1 016.33607 +48.20434 247
2020-11-07 22:02:27 V 11 19 39.43 +82 19 27.9 15.1 V 247
2020-11-07 22:02:27 v 1 016.33607 +48.20434 247
2020-11-07 22:13:02 V 11 19 33.85 +82 18 52.2 15.1 V 247
2020-11-07 22:13:02 v 1 016.33607 +48.20434 247
2020-11-07 22:24:57 V 11 19 28.26 +82 18 13.2 14.6 V 247
2020-11-07 22:24:57 v 1 016.33607 +48.20434 247
2020-11-07 22:36:52 V 11 19 21.04 +82 17 34.8 14.8 V 247
2020-11-07 22:36:52 v 1 016.33607 +48.20434 247
2020-11-07 22:47:27 V 11 19 15.28 +82 16 58.5 14.7 V 247
2020-11-07 22:47:27 v 1 016.33607 +48.20434 247
2020-11-07 22:59:22 V 11 19 09.34 +82 16 18.9 14.4 V 247
2020-11-07 22:59:22 v 1 016.33607 +48.20434 247
2020-11-07 23:09:58 V 11 19 03.14 +82 15 43.7 14.7 V 247
2020-11-07 23:09:58 v 1 016.33607 +48.20434 247
2020-11-07 23:21:53 V 11 18 57.15 +82 15 03.8 14.8 V 247
2020-11-07 23:21:53 v 1 016.33607 +48.20434 247
2020-11-07 23:32:28 V 11 18 50.90 +82 14 29.7 14.8 V 247
2020-11-07 23:32:28 v 1 016.33607 +48.20434 247
2020-11-07 23:43:04 V 11 18 44.99 +82 13 54.9 14.8 V 247
2020-11-07 23:43:04 v 1 016.33607 +48.20434 247
2020-11-07 23:53:39 V 11 18 39.65 +82 13 20.3 14.8 V 247
2020-11-07 23:53:39 v 1 016.33607 +48.20434 247
2020-11-08 00:25:26 V 11 18 21.35 +82 11 34.6 15.1 V 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)