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
2020-11-26 09:20:01 C 10 08 23.21 +65 01 32.8 V 703
2020-11-26 09:28:00 C 10 08 22.41 +65 01 21.8 V 703
2020-11-26 09:36:00 C 10 08 21.62 +65 01 10.8 V 703
2020-11-27 01:57:18 C 10 06 56.66 +64 36 52.0 V C40
2020-11-27 01:58:40 C 10 06 56.49 +64 36 50.1 V C40
2020-11-27 02:00:03 C 10 06 56.35 +64 36 48.1 V C40
2020-11-27 02:01:25 C 10 06 56.21 +64 36 46.1 V C40
2020-11-27 02:02:48 C 10 06 56.07 +64 36 44.1 V C40
2020-11-27 02:04:10 C 10 06 55.91 +64 36 42.2 V C40
2020-11-27 02:05:33 C 10 06 55.78 +64 36 40.2 V C40
2020-11-27 02:06:55 C 10 06 55.63 +64 36 38.2 V C40
2020-11-27 02:08:18 C 10 06 55.48 +64 36 36.3 V C40
2020-11-27 02:09:40 C 10 06 55.35 +64 36 34.3 V C40
2020-11-27 02:11:03 C 10 06 55.20 +64 36 32.3 V C40
2020-11-27 02:12:25 C 10 06 55.06 +64 36 30.3 V C40
2020-11-27 02:13:48 C 10 06 54.91 +64 36 28.3 V C40
2020-11-27 02:15:10 C 10 06 54.75 +64 36 26.4 V C40
2020-11-27 02:17:56 C 10 06 54.46 +64 36 22.3 V C40
2020-11-27 02:19:18 C 10 06 54.33 +64 36 20.4 V C40
2020-11-27 02:24:48 C 10 06 53.75 +64 36 12.4 V C40
2020-11-27 02:26:11 C 10 06 53.59 +64 36 10.5 V C40
2020-11-27 02:27:33 C 10 06 53.46 +64 36 08.5 V C40
2020-11-27 02:28:56 C 10 06 53.30 +64 36 06.4 V C40
2020-11-27 02:30:18 C 10 06 53.16 +64 36 04.5 V C40
2020-11-27 02:33:02 C 10 06 52.87 +64 36 00.5 V C40
2020-11-27 02:34:26 C 10 06 52.72 +64 35 58.5 V C40
2020-11-27 02:37:11 C 10 06 52.42 +64 35 54.6 V C40
2020-11-27 02:38:32 C 10 06 52.29 +64 35 52.6 V C40
2020-11-27 02:39:55 C 10 06 52.13 +64 35 50.5 V C40
2020-11-27 02:41:17 C 10 06 52.01 +64 35 48.5 V C40
2020-11-27 02:42:40 C 10 06 51.84 +64 35 46.5 V C40
2020-11-27 02:44:02 C 10 06 51.70 +64 35 44.5 V C40
2020-11-27 02:45:25 C 10 06 51.55 +64 35 42.6 V C40
2020-11-27 02:46:47 C 10 06 51.42 +64 35 40.5 V C40
2020-11-27 02:48:10 C 10 06 51.27 +64 35 38.6 V C40
2020-11-27 02:49:33 C 10 06 51.12 +64 35 36.5 V C40
2020-11-27 02:50:55 C 10 06 50.95 +64 35 34.5 V C40
2020-11-27 20:28:59 C 10 05 28.12 +64 09 25.7 V C40
2020-11-27 20:34:23 C 10 05 27.70 +64 09 18.7 V C40
2020-11-27 20:42:31 C 10 05 27.06 +64 09 08.2 V C40
2020-11-27 20:49:17 C 10 05 26.50 +64 08 59.5 V C40
2020-11-27 20:50:38 C 10 05 26.39 +64 08 57.7 V C40
2020-11-27 20:53:19 C 10 05 26.17 +64 08 54.2 V C40
2020-11-27 20:58:44 C 10 05 25.71 +64 08 47.2 V C40
2020-11-27 21:01:27 C 10 05 25.49 +64 08 43.8 V C40
2020-11-27 21:02:47 C 10 05 25.39 +64 08 41.9 V C40
2020-11-27 21:06:52 C 10 05 25.04 +64 08 36.7 V C40
2020-11-27 21:09:33 C 10 05 24.83 +64 08 33.2 V C40
2020-11-27 21:10:54 C 10 05 24.69 +64 08 31.5 V C40
2020-11-27 21:12:16 C 10 05 24.59 +64 08 29.7 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)