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
2020-12-03 23:59:51 C 09 52 52.71 +60 59 50.7 V C40
2020-12-04 00:01:11 C 09 52 52.56 +60 59 49.1 V C40
2020-12-04 00:02:32 C 09 52 52.42 +60 59 47.6 V C40
2020-12-04 00:03:55 C 09 52 52.30 +60 59 46.2 V C40
2020-12-04 00:05:16 C 09 52 52.14 +60 59 44.7 V C40
2020-12-04 00:06:36 C 09 52 52.01 +60 59 43.2 V C40
2020-12-04 00:07:57 C 09 52 51.86 +60 59 41.8 V C40
2020-12-04 00:09:19 C 09 52 51.73 +60 59 40.2 V C40
2020-12-04 00:10:40 C 09 52 51.59 +60 59 38.7 V C40
2020-12-04 00:12:00 C 09 52 51.45 +60 59 37.2 V C40
2020-12-04 00:13:22 C 09 52 51.32 +60 59 35.8 V C40
2020-12-04 00:17:26 C 09 52 50.89 +60 59 31.3 V C40
2020-12-04 00:18:46 C 09 52 50.74 +60 59 29.8 V C40
2020-12-04 19:10:31 C 09 51 12.00 +60 37 14.2 V C40
2020-12-04 19:27:01 C 09 51 10.62 +60 36 57.3 V C40
2020-12-04 19:31:09 C 09 51 10.26 +60 36 52.9 V C40
2020-12-04 19:32:31 C 09 51 10.15 +60 36 51.6 V C40
2020-12-04 19:43:31 C 09 51 09.20 +60 36 40.3 V C40
2020-12-04 19:49:01 C 09 51 08.71 +60 36 34.7 V C40
2020-12-04 19:50:24 C 09 51 08.60 +60 36 33.3 V C40
2020-12-04 19:51:47 C 09 51 08.46 +60 36 31.8 V C40
2020-12-04 19:55:54 C 09 51 08.12 +60 36 27.7 V C40
2020-12-04 19:57:17 C 09 51 07.99 +60 36 26.2 V C40
2020-12-04 19:58:39 C 09 51 07.87 +60 36 24.9 V C40
2020-12-04 20:02:47 C 09 51 07.50 +60 36 20.6 V C40
2020-12-04 20:04:09 C 09 51 07.39 +60 36 19.1 V C40
2020-12-04 20:05:32 C 09 51 07.25 +60 36 17.8 V C40
2020-12-04 20:09:35 C 09 51 06.91 +60 36 13.6 V C40
2020-12-04 20:12:20 C 09 51 06.66 +60 36 10.8 V C40
2020-12-04 20:13:43 C 09 51 06.54 +60 36 09.4 V C40
2020-12-04 20:15:05 C 09 51 06.42 +60 36 08.0 V C40
2020-12-04 20:16:28 C 09 51 06.30 +60 36 06.7 V C40
2020-12-04 20:21:58 C 09 51 05.80 +60 36 00.9 V C40
2020-12-04 20:23:20 C 09 51 05.67 +60 35 59.5 V C40
2020-12-04 20:24:43 C 09 51 05.55 +60 35 58.1 V C40
2020-12-04 20:26:05 C 09 51 05.43 +60 35 56.8 V C40
2020-12-04 20:27:28 C 09 51 05.32 +60 35 55.4 V C40
2020-12-04 20:28:50 C 09 51 05.18 +60 35 53.9 V C40
2020-12-04 20:30:13 C 09 51 05.07 +60 35 52.6 V C40
2020-12-04 20:31:35 C 09 51 04.93 +60 35 51.2 V C40
2020-12-04 20:35:43 C 09 51 04.57 +60 35 46.9 V C40
2020-12-04 20:37:05 C 09 51 04.45 +60 35 45.5 V C40
2020-12-04 20:38:28 C 09 51 04.31 +60 35 44.1 V C40
2020-12-04 20:39:50 C 09 51 04.20 +60 35 42.8 V C40
2020-12-04 20:41:13 C 09 51 04.07 +60 35 41.3 V C40
2020-12-04 20:42:35 C 09 51 03.93 +60 35 39.9 V C40
2020-12-04 20:46:43 C 09 51 03.56 +60 35 35.7 V C40
2020-12-04 20:48:04 C 09 51 03.43 +60 35 34.3 V C40
2020-12-04 20:49:28 C 09 51 03.30 +60 35 32.8 V C40
2020-12-04 20:52:12 C 09 51 03.06 +60 35 30.1 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)