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
1999-01-24 07:19:16 C 06 42 32.10 +45 25 45.8 a 658
1999-01-24 19:18:02 C 06 43 09.08 +45 09 42.7 z 151
1999-01-24 19:25:10 C 06 43 09.25 +45 09 33.8 z 151
1999-01-24 19:32:52 C 06 43 09.65 +45 09 23.7 z 151
1999-01-25 01:16:20 C 06 43 24.70 +45 01 44.8 z 071
1999-01-25 01:19:05 C 06 43 24.81 +45 01 41.1 z 071
1999-01-26 00:40:00 C 06 44 34.33 +44 31 08.2 z 071
1999-01-26 00:45:27 C 06 44 34.49 +44 31 00.5 z 071
1999-01-26 13:49:35 C 06 45 14.11 +44 14 18.5 z 402
1999-01-26 13:51:36 C 06 45 14.19 +44 14 15.8 z 402
1999-01-26 13:53:36 C 06 45 14.28 +44 14 13.3 z 402
1999-01-26 14:54:05 C 06 45 16.86 +44 12 55.3 z 900
1999-01-26 15:07:17 C 06 45 17.41 +44 12 38.1 z 900
1999-01-26 16:48:44 C 06 45 21.92 +44 10 26.3 360
1999-01-26 16:51:15 C 06 45 22.01 +44 10 23.2 360
1999-01-26 16:53:44 C 06 45 22.12 +44 10 19.9 360
1999-01-31 02:04:58 C 06 50 30.42 +42 02 38.3 i 726
1999-01-31 02:49:39 C 06 50 32.33 +42 01 49.1 i 726
1999-01-31 03:32:55 C 06 50 34.17 +42 00 59.0 i 726
1999-02-04 13:09:52 C 06 55 38.64 +40 05 13.7 z 402
1999-02-04 13:11:53 C 06 55 38.73 +40 05 11.7 z 402
1999-02-04 13:13:54 C 06 55 38.80 +40 05 09.6 z 402
1999-02-06 03:57:25 C 06 57 31.19 +39 25 21.6 i 726
1999-02-06 04:41:49 C 06 57 33.22 +39 24 36.5 i 726
1999-02-06 05:03:46 C 06 57 34.21 +39 24 14.3 i 726
1999-02-08 13:56:32 C 07 00 19.57 +38 28 28.6 z 402
1999-02-08 13:58:21 C 07 00 19.64 +38 28 27.0 z 402
1999-02-08 14:00:09 C 07 00 19.73 +38 28 25.1 z 402
1999-02-08 14:21:03 C 07 00 20.66 +38 28 05.6 z 352
1999-02-08 14:23:59 C 07 00 20.83 +38 28 02.6 360
1999-02-08 14:27:29 C 07 00 21.01 +38 27 59.1 360
1999-02-08 14:29:29 C 07 00 21.06 +38 27 56.4 z 352
1999-02-08 14:31:30 C 07 00 21.16 +38 27 55.3 360
1999-02-10 01:40:36 C 07 02 05.25 +37 54 45.6 i 726
1999-02-10 02:09:04 C 07 02 06.52 +37 54 19.2 i 726
1999-02-12 19:01:16 C 07 05 18.77 +36 55 52.8 z 151
1999-02-12 19:18:16 C 07 05 19.44 +36 55 37.3 z 151
1999-02-12 20:49:07 C 07 05 23.81 +36 54 20.0 z 587
1999-02-12 20:58:45 C 07 05 24.21 +36 54 10.1 z 587
1999-02-14 11:52:54 C 07 07 21.02 +36 20 44.9 z 900
1999-02-14 12:11:09 C 07 07 21.84 +36 20 29.5 z 900
1999-02-15 01:44:20 C 07 08 03.12 +36 09 00.8 i 726
1999-02-15 03:42:06 C 07 08 08.73 +36 07 22.7 i 726
1999-02-15 20:50:28 C 07 09 00.59 +35 53 10.8 046
1999-02-15 20:53:07 C 07 09 00.71 +35 53 08.5 046
1999-02-16 11:48:46 C 07 09 46.34 +35 40 58.1 z 402
1999-02-16 11:50:34 C 07 09 46.41 +35 40 56.6 z 402
1999-02-16 11:52:23 C 07 09 46.51 +35 40 55.0 z 402
1999-02-19 11:29:54 C 07 13 27.23 +34 44 19.2 z 402
1999-02-19 11:31:43 C 07 13 27.31 +34 44 17.4 z 402
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)