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
2020-12-04 20:53:34 C 09 51 02.93 +60 35 28.7 V C40
2020-12-04 20:56:19 C 09 51 02.68 +60 35 25.9 V C40
2020-12-04 20:57:42 C 09 51 02.54 +60 35 24.4 V C40
2020-12-04 21:01:49 C 09 51 02.17 +60 35 20.2 V C40
2020-12-04 21:03:12 C 09 51 02.03 +60 35 18.8 V C40
2020-12-04 21:08:42 C 09 51 01.52 +60 35 13.2 V C40
2020-12-04 21:10:04 C 09 51 01.40 +60 35 11.9 V C40
2020-12-04 21:14:12 C 09 51 00.99 +60 35 07.5 V C40
2020-12-04 21:20:50 C 09 51 00.37 +60 35 00.8 V C40
2020-12-04 21:22:12 C 09 51 00.24 +60 34 59.4 V C40
2020-12-04 21:23:35 C 09 51 00.12 +60 34 57.9 V C40
2020-12-04 21:26:20 C 09 50 59.85 +60 34 55.1 V C40
2020-12-04 21:30:27 C 09 50 59.48 +60 34 50.9 V C40
2020-12-04 21:31:50 C 09 50 59.34 +60 34 49.4 V C40
2020-12-04 21:34:35 C 09 50 59.07 +60 34 46.7 V C40
2020-12-04 21:35:57 C 09 50 58.94 +60 34 45.3 V C40
2020-12-04 21:37:20 C 09 50 58.80 +60 34 43.9 V C40
2020-12-04 21:38:42 C 09 50 58.69 +60 34 42.4 V C40
2020-12-04 21:41:26 C 09 50 58.43 +60 34 39.6 V C40
2020-12-04 21:42:50 C 09 50 58.28 +60 34 38.1 V C40
2020-12-04 21:44:11 C 09 50 58.16 +60 34 36.7 V C40
2020-12-04 21:45:35 C 09 50 58.01 +60 34 35.3 V C40
2020-12-04 21:46:56 C 09 50 57.89 +60 34 33.9 V C40
2020-12-04 21:48:19 C 09 50 57.76 +60 34 32.4 V C40
2020-12-04 21:49:41 C 09 50 57.61 +60 34 31.0 V C40
2020-12-04 21:51:04 C 09 50 57.49 +60 34 29.6 V C40
2020-12-04 21:52:26 C 09 50 57.35 +60 34 28.2 V C40
2020-12-04 21:53:49 C 09 50 57.22 +60 34 26.9 V C40
2020-12-04 21:55:11 C 09 50 57.09 +60 34 25.4 V C40
2020-12-04 21:56:34 C 09 50 56.96 +60 34 24.0 V C40
2020-12-04 21:57:56 C 09 50 56.82 +60 34 22.5 V C40
2020-12-04 21:59:19 C 09 50 56.69 +60 34 21.1 V C40
2020-12-04 22:00:41 C 09 50 56.55 +60 34 19.7 V C40
2020-12-04 22:02:04 C 09 50 56.42 +60 34 18.3 V C40
2020-12-04 22:03:26 C 09 50 56.29 +60 34 16.9 V C40
2020-12-04 22:06:11 C 09 50 56.01 +60 34 14.1 V C40
2020-12-04 22:07:34 C 09 50 55.89 +60 34 12.7 V C40
2020-12-04 22:08:57 C 09 50 55.75 +60 34 11.2 V C40
2020-12-04 22:10:19 C 09 50 55.61 +60 34 09.7 V C40
2020-12-04 22:11:42 C 09 50 55.48 +60 34 08.3 V C40
2020-12-04 22:13:04 C 09 50 55.35 +60 34 07.0 V C40
2020-12-04 22:14:27 C 09 50 55.21 +60 34 05.5 V C40
2020-12-04 22:15:49 C 09 50 55.08 +60 34 04.1 V C40
2020-12-04 22:17:12 C 09 50 54.93 +60 34 02.6 V C40
2020-12-04 22:18:34 C 09 50 54.80 +60 34 01.2 V C40
2020-12-04 22:19:57 C 09 50 54.67 +60 33 59.8 V C40
2020-12-04 22:21:19 C 09 50 54.52 +60 33 58.3 V C40
2020-12-04 22:22:42 C 09 50 54.39 +60 33 56.9 V C40
2020-12-04 22:24:04 C 09 50 54.25 +60 33 55.6 V C40
2020-12-04 22:25:33 C 09 50 54.12 +60 33 54.0 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)