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
2020-11-15 07:30:51 v 1 276.64246 +33.90560 247
2020-11-15 07:41:26 V 10 33 37.44 +73 33 13.6 15.1 V 247
2020-11-15 07:41:26 v 1 276.64246 +33.90560 247
2020-11-15 07:53:21 V 10 33 35.39 +73 32 46.4 15.0 V 247
2020-11-15 07:53:21 v 1 276.64246 +33.90560 247
2020-11-15 08:05:16 V 10 33 33.81 +73 32 20.7 15.1 V 247
2020-11-15 08:05:16 v 1 276.64246 +33.90560 247
2020-11-15 09:03:31 V 10 33 24.80 +73 30 06.9 15.0 V 247
2020-11-15 09:03:31 v 1 276.64246 +33.90560 247
2020-11-15 09:14:07 V 10 33 23.25 +73 29 43.5 15.0 V 247
2020-11-15 09:14:07 v 1 276.64246 +33.90560 247
2020-11-18 21:16:42 V 10 24 08.01 +70 19 18.9 15.6 V 247
2020-11-18 21:16:42 v 1 016.33608 +48.20431 247
2020-11-18 21:27:17 V 10 24 06.99 +70 18 58.4 15.7 V 247
2020-11-18 21:27:17 v 1 016.33608 +48.20431 247
2020-11-18 21:44:30 V 10 24 05.65 +70 18 25.8 15.7 V 247
2020-11-18 21:44:30 v 1 016.33608 +48.20431 247
2020-11-18 21:57:44 V 10 24 04.59 +70 18 01.6 15.6 V 247
2020-11-18 21:57:44 v 1 016.33608 +48.20431 247
2020-11-18 22:08:20 V 10 24 03.64 +70 17 39.7 15.6 V 247
2020-11-18 22:08:20 v 1 016.33608 +48.20431 247
2020-11-18 22:21:34 V 10 24 02.67 +70 17 14.3 15.4 V 247
2020-11-18 22:21:34 v 1 016.33608 +48.20431 247
2020-11-18 22:32:09 V 10 24 01.47 +70 16 53.8 15.3 V 247
2020-11-18 22:32:09 v 1 016.33608 +48.20431 247
2020-11-18 22:42:45 V 10 24 00.68 +70 16 33.8 15.3 V 247
2020-11-18 22:42:45 v 1 016.33608 +48.20431 247
2020-11-18 22:53:20 V 10 23 59.53 +70 16 13.4 15.2 V 247
2020-11-18 22:53:20 v 1 016.33608 +48.20431 247
2020-11-18 23:03:56 V 10 23 58.38 +70 15 52.6 15.2 V 247
2020-11-18 23:03:56 v 1 016.33608 +48.20431 247
2020-11-18 23:14:31 V 10 23 57.56 +70 15 33.7 15.1 V 247
2020-11-18 23:14:31 v 1 016.33608 +48.20431 247
2020-11-18 23:54:15 V 10 23 53.60 +70 14 18.1 14.9 V 247
2020-11-18 23:54:15 v 1 016.33608 +48.20431 247
2020-11-19 00:04:50 V 10 23 52.62 +70 13 58.5 14.8 V 247
2020-11-19 00:04:50 v 1 016.33608 +48.20431 247
2020-11-19 00:15:26 V 10 23 51.50 +70 13 37.7 14.8 V 247
2020-11-19 00:15:26 v 1 016.33608 +48.20431 247
2020-11-19 00:26:01 V 10 23 50.32 +70 13 17.1 14.9 V 247
2020-11-19 00:26:01 v 1 016.33608 +48.20431 247
2020-11-19 00:37:56 V 10 23 49.07 +70 12 55.1 14.8 V 247
2020-11-19 00:37:56 v 1 016.33608 +48.20431 247
2020-11-19 00:48:31 V 10 23 48.02 +70 12 34.6 15.0 V 247
2020-11-19 00:48:31 v 1 016.33608 +48.20431 247
2020-11-19 01:00:26 V 10 23 46.66 +70 12 12.2 15.0 V 247
2020-11-19 01:00:26 v 1 016.33608 +48.20431 247
2020-11-19 01:11:02 V 10 23 45.60 +70 11 51.8 15.2 V 247
2020-11-19 01:11:02 v 1 016.33608 +48.20431 247
2020-11-19 01:22:57 V 10 23 44.11 +70 11 29.0 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)