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
2020-12-07 21:58:19 C 09 44 20.14 +59 15 40.6 V C40
2020-12-07 22:03:49 C 09 44 19.61 +59 15 35.3 V C40
2020-12-07 22:26:56 C 09 44 17.20 +59 15 12.8 V C40
2020-12-08 18:12:16 C 09 42 25.24 +58 54 10.1 V C40
2020-12-08 18:15:01 C 09 42 24.99 +58 54 07.3 V C40
2020-12-08 18:16:24 C 09 42 24.86 +58 54 06.1 V C40
2020-12-08 18:21:54 C 09 42 24.37 +58 54 01.0 V C40
2020-12-08 18:27:24 C 09 42 23.87 +58 53 56.0 V C40
2020-12-08 18:31:32 C 09 42 23.50 +58 53 52.2 V C40
2020-12-08 18:38:24 C 09 42 22.89 +58 53 45.7 V C40
2020-12-08 18:42:32 C 09 42 22.49 +58 53 41.9 V C40
2020-12-08 18:46:39 C 09 42 22.11 +58 53 37.9 V C40
2020-12-08 18:48:02 C 09 42 22.00 +58 53 36.6 V C40
2020-12-08 18:49:24 C 09 42 21.88 +58 53 35.5 V C40
2020-12-08 18:52:09 C 09 42 21.63 +58 53 32.8 V C40
2020-12-08 18:53:32 C 09 42 21.50 +58 53 31.7 V C40
2020-12-08 18:56:17 C 09 42 21.23 +58 53 28.9 V C40
2020-12-08 19:04:31 C 09 42 20.48 +58 53 21.3 V C40
2020-12-08 19:06:24 C 09 42 20.30 +58 53 19.7 V C40
2020-12-08 19:07:47 C 09 42 20.18 +58 53 18.4 V C40
2020-12-08 19:09:09 C 09 42 20.06 +58 53 17.0 V C40
2020-12-08 19:10:32 C 09 42 19.92 +58 53 15.7 V C40
2020-12-08 19:11:54 C 09 42 19.80 +58 53 14.5 V C40
2020-12-08 19:14:39 C 09 42 19.55 +58 53 12.0 V C40
2020-12-08 19:17:24 C 09 42 19.30 +58 53 09.3 V C40
2020-12-08 19:20:09 C 09 42 19.04 +58 53 06.8 V C40
2020-12-08 19:24:16 C 09 42 18.67 +58 53 03.0 V C40
2020-12-08 19:25:39 C 09 42 18.52 +58 53 01.7 V C40
2020-12-08 19:27:02 C 09 42 18.40 +58 53 00.4 V C40
2020-12-08 19:29:47 C 09 42 18.14 +58 52 58.0 V C40
2020-12-08 19:31:09 C 09 42 18.01 +58 52 56.8 V C40
2020-12-08 19:32:32 C 09 42 17.88 +58 52 55.4 V C40
2020-12-08 19:38:02 C 09 42 17.37 +58 52 50.2 V C40
2020-12-08 19:39:25 C 09 42 17.25 +58 52 48.9 V C40
2020-12-08 19:40:47 C 09 42 17.12 +58 52 47.7 V C40
2020-12-08 19:44:55 C 09 42 16.74 +58 52 43.9 V C40
2020-12-08 19:47:40 C 09 42 16.45 +58 52 41.4 V C40
2020-12-08 19:49:02 C 09 42 16.33 +58 52 40.1 V C40
2020-12-08 19:50:25 C 09 42 16.21 +58 52 38.7 V C40
2020-12-08 19:58:40 C 09 42 15.44 +58 52 31.2 V C40
2020-12-08 20:01:25 C 09 42 15.16 +58 52 28.5 V C40
2020-12-08 20:05:32 C 09 42 14.76 +58 52 24.8 V C40
2020-12-08 20:08:17 C 09 42 14.51 +58 52 22.3 V C40
2020-12-08 20:12:25 C 09 42 14.09 +58 52 18.4 V C40
2020-12-09 13:16:35 C 09 40 33.96 +58 35 22.6 V T05
2020-12-09 13:19:13 C 09 40 33.64 +58 35 20.0 V T05
2020-12-09 13:25:58 C 09 40 32.85 +58 35 13.6 V T05
2020-12-09 13:34:41 C 09 40 31.83 +58 35 05.1 V T05
2020-12-09 20:02:35 C 09 39 55.45 +58 27 41.7 V K85
2020-12-09 20:20:35 C 09 39 53.84 +58 27 25.2 V K85
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)