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
2020-12-01 12:29:53 C 09 58 04.30 +62 12 04.5 V T05
2020-12-01 12:45:06 C 09 58 02.72 +62 11 47.1 V T05
2020-12-01 12:53:05 C 09 58 01.89 +62 11 38.0 V T05
2020-12-02 08:57:52 C 09 56 18.75 +61 46 30.3 V 703
2020-12-02 09:05:49 C 09 56 17.97 +61 46 21.5 V 703
2020-12-02 09:13:46 C 09 56 17.19 +61 46 12.6 V 703
2020-12-02 09:21:43 C 09 56 16.36 +61 46 03.8 V 703
2020-12-03 13:36:07 C 09 53 47.70 +61 12 20.8 V T08
2020-12-03 13:58:56 C 09 53 45.17 +61 11 55.2 V T08
2020-12-03 14:06:53 C 09 53 44.30 +61 11 46.5 V T08
2020-12-03 14:15:33 C 09 53 43.29 +61 11 36.5 V T08
2020-12-03 21:48:25 C 09 53 05.76 +61 02 12.0 V C40
2020-12-03 21:50:38 C 09 53 05.56 +61 02 09.5 V C40
2020-12-03 21:51:51 C 09 53 05.45 +61 02 08.3 V C40
2020-12-03 21:53:11 C 09 53 05.31 +61 02 06.9 V C40
2020-12-03 21:54:32 C 09 53 05.20 +61 02 05.3 V C40
2020-12-03 21:55:54 C 09 53 05.06 +61 02 04.0 V C40
2020-12-03 21:57:16 C 09 53 04.94 +61 02 02.6 V C40
2020-12-03 21:58:37 C 09 53 04.78 +61 02 01.2 V C40
2020-12-03 21:59:57 C 09 53 04.67 +61 01 59.8 V C40
2020-12-03 22:04:01 C 09 53 04.28 +61 01 55.5 V C40
2020-12-03 22:05:21 C 09 53 04.13 +61 01 54.1 V C40
2020-12-03 22:06:43 C 09 53 04.01 +61 01 52.6 V C40
2020-12-03 22:08:04 C 09 53 03.90 +61 01 51.0 V C40
2020-12-03 22:09:26 C 09 53 03.74 +61 01 49.7 V C40
2020-12-03 22:10:47 C 09 53 03.61 +61 01 48.1 V C40
2020-12-03 22:12:07 C 09 53 03.48 +61 01 46.9 V C40
2020-12-03 22:13:28 C 09 53 03.35 +61 01 45.3 V C40
2020-12-03 22:17:32 C 09 53 02.95 +61 01 41.0 V C40
2020-12-03 22:18:53 C 09 53 02.84 +61 01 39.7 V C40
2020-12-03 22:20:15 C 09 53 02.70 +61 01 38.3 V C40
2020-12-03 22:22:56 C 09 53 02.44 +61 01 35.3 V C40
2020-12-03 22:24:17 C 09 53 02.32 +61 01 33.8 V C40
2020-12-03 22:25:39 C 09 53 02.17 +61 01 32.4 V C40
2020-12-03 22:27:01 C 09 53 02.05 +61 01 30.9 V C40
2020-12-03 22:28:22 C 09 53 01.90 +61 01 29.5 V C40
2020-12-03 22:29:42 C 09 53 01.80 +61 01 28.1 V C40
2020-12-03 22:31:03 C 09 53 01.65 +61 01 26.7 V C40
2020-12-03 22:32:25 C 09 53 01.52 +61 01 25.2 V C40
2020-12-03 22:33:46 C 09 53 01.40 +61 01 23.6 V C40
2020-12-03 22:35:06 C 09 53 01.26 +61 01 22.3 V C40
2020-12-03 22:36:46 C 09 53 01.08 +61 01 20.5 V C40
2020-12-03 22:38:08 C 09 53 00.95 +61 01 19.1 V C40
2020-12-03 22:39:30 C 09 53 00.82 +61 01 17.7 V C40
2020-12-03 22:40:50 C 09 53 00.70 +61 01 16.2 V C40
2020-12-03 22:42:11 C 09 53 00.57 +61 01 14.8 V C40
2020-12-03 22:43:33 C 09 53 00.43 +61 01 13.3 V C40
2020-12-03 22:44:54 C 09 53 00.30 +61 01 11.8 V C40
2020-12-03 22:46:14 C 09 53 00.16 +61 01 10.3 V C40
2020-12-03 22:47:36 C 09 53 00.03 +61 01 09.0 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)