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
2020-11-21 23:18:42 v 1 006.25504 +46.54827 247
2020-11-21 23:28:52 V 10 17 19.73 +67 55 56.7 14.7 V 247
2020-11-21 23:28:52 v 1 006.25504 +46.54827 247
2020-11-21 23:39:28 V 10 17 18.78 +67 55 39.1 14.8 V 247
2020-11-21 23:39:28 v 1 006.25504 +46.54827 247
2020-11-21 23:50:03 V 10 17 17.94 +67 55 21.7 14.9 V 247
2020-11-21 23:50:03 v 1 006.25504 +46.54827 247
2020-11-22 01:12:08 V 10 17 10.35 +67 53 05.4 15.2 V 247
2020-11-22 01:12:08 v 1 006.25504 +46.54827 247
2020-11-22 01:25:23 V 10 17 09.12 +67 52 43.2 15.1 V 247
2020-11-22 01:25:23 v 1 006.25504 +46.54827 247
2020-11-23 12:12:27 C 10 14 06.96 +66 52 22.4 U I41
2020-11-23 12:13:58 C 10 14 06.78 +66 52 20.0 U I41
2020-11-23 12:50:22 C 10 14 02.58 +66 51 20.5 U I41
2020-11-23 12:51:41 C 10 14 02.43 +66 51 18.3 U I41
2020-11-23 18:52:54 C 10 13 34.93 +66 40 07.4 V C40
2020-11-23 18:53:46 C 10 13 34.86 +66 40 06.0 V C40
2020-11-23 18:54:38 C 10 13 34.80 +66 40 04.6 V C40
2020-11-23 18:56:24 C 10 13 34.68 +66 40 01.9 V C40
2020-11-23 18:57:16 C 10 13 34.63 +66 40 00.6 V C40
2020-11-23 19:05:08 C 10 13 34.11 +66 39 48.4 V C40
2020-11-23 19:06:02 C 10 13 34.01 +66 39 46.9 V C40
2020-11-23 19:10:24 C 10 13 33.73 +66 39 40.2 V C40
2020-11-23 19:11:16 C 10 13 33.67 +66 39 38.8 V C40
2020-11-23 19:12:10 C 10 13 33.62 +66 39 37.5 V C40
2020-11-23 19:13:02 C 10 13 33.55 +66 39 36.1 V C40
2020-11-23 19:17:24 C 10 13 33.24 +66 39 29.4 V C40
2020-11-23 19:18:16 C 10 13 33.19 +66 39 28.1 V C40
2020-11-23 19:32:59 C 10 13 32.15 +66 39 05.2 V C40
2020-11-23 19:37:22 C 10 13 31.86 +66 38 58.7 V C40
2020-11-24 11:05:02 C 10 12 12.38 +66 14 18.4 V 703
2020-11-24 11:12:59 C 10 12 11.52 +66 14 06.2 V 703
2020-11-24 11:20:57 C 10 12 10.63 +66 13 54.0 V 703
2020-11-24 11:28:56 C 10 12 09.73 +66 13 41.6 V 703
2020-11-24 18:49:45 V 10 11 31.34 +66 00 39.5 15.1 V 247
2020-11-24 18:49:45 v 1 006.73793 +47.04986 247
2020-11-24 19:20:12 V 10 11 29.60 +65 59 52.2 15.0 V 247
2020-11-24 19:20:12 v 1 006.73793 +47.04986 247
2020-11-24 19:33:26 V 10 11 28.77 +65 59 32.2 15.3 V 247
2020-11-24 19:33:26 v 1 006.73793 +47.04986 247
2020-11-24 19:44:02 V 10 11 28.14 +65 59 15.9 15.3 V 247
2020-11-24 19:44:02 v 1 006.73793 +47.04986 247
2020-11-24 19:54:37 V 10 11 27.44 +65 59 00.0 15.4 V 247
2020-11-24 19:54:37 v 1 006.73793 +47.04986 247
2020-11-24 20:06:32 V 10 11 26.69 +65 58 40.9 15.5 V 247
2020-11-24 20:06:32 v 1 006.73793 +47.04986 247
2020-11-24 20:17:08 V 10 11 26.09 +65 58 25.4 15.5 V 247
2020-11-24 20:17:08 v 1 006.73793 +47.04986 247
2020-11-24 20:27:43 V 10 11 25.25 +65 58 09.3 15.7 V 247
2020-11-24 20:27:43 v 1 006.73793 +47.04986 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)