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
2020-12-17 07:49:26 C 09 21 28.49 +55 35 16.4 V 703
2020-12-17 07:57:10 C 09 21 27.58 +55 35 10.0 V 703
2020-12-17 08:04:54 C 09 21 26.67 +55 35 03.4 V 703
2020-12-17 14:24:37 C 09 20 43.04 +55 29 23.1 V T05
2020-12-17 15:49:32 C 09 20 32.55 +55 28 01.2 V T05
2020-12-17 15:53:36 C 09 20 32.03 +55 27 57.3 V T05
2020-12-17 20:50:38 C 09 20 04.58 +55 22 47.6 V K85
2020-12-17 21:49:55 C 09 19 58.15 +55 21 57.2 V K85
2020-12-18 23:17:56 C 09 17 12.38 +54 58 27.3 V L65
2020-12-19 02:32:10 C 09 16 49.56 +54 55 34.4 V L65
2020-12-19 05:31:12 C 09 16 28.38 +54 52 44.5 V L65
2020-12-20 07:21:39 C 09 13 43.62 +54 28 58.1 V 703
2020-12-20 07:29:23 C 09 13 42.72 +54 28 51.5 V 703
2020-12-20 07:37:07 C 09 13 41.79 +54 28 44.9 V 703
2020-12-20 07:44:50 C 09 13 40.87 +54 28 38.2 V 703
2020-12-20 19:30:02 C 09 12 23.86 +54 17 18.7 V K85
2020-12-20 20:02:03 C 09 12 20.45 +54 16 51.4 V K85
2020-12-22 02:20:36 C 09 08 58.55 +53 49 10.5 q 056
2020-12-22 02:26:51 C 09 08 57.80 +53 49 04.5 q 056
2020-12-22 02:33:06 C 09 08 57.05 +53 48 58.7 q 056
2020-12-22 02:39:21 C 09 08 56.30 +53 48 52.8 q 056
2020-12-22 02:45:35 C 09 08 55.55 +53 48 47.0 q 056
2020-12-22 02:51:50 C 09 08 54.80 +53 48 41.0 q 056
2020-12-22 02:58:05 C 09 08 54.05 +53 48 34.9 q 056
2020-12-22 03:04:20 C 09 08 53.30 +53 48 29.1 q 056
2020-12-22 03:10:35 C 09 08 52.55 +53 48 23.1 q 056
2020-12-22 03:16:50 C 09 08 51.81 +53 48 17.2 q 056
2020-12-22 03:23:04 C 09 08 51.06 +53 48 11.3 q 056
2020-12-22 03:29:19 C 09 08 50.31 +53 48 05.2 q 056
2020-12-22 03:35:34 C 09 08 49.56 +53 47 59.2 q 056
2020-12-22 03:48:04 C 09 08 48.09 +53 47 47.2 q 056
2020-12-22 03:54:19 C 09 08 47.34 +53 47 41.2 q 056
2020-12-23 05:22:53 C 09 05 59.47 +53 24 07.5 V Z32
2020-12-23 05:24:19 C 09 05 59.28 +53 24 06.0 V Z32
2020-12-23 05:25:32 C 09 05 59.14 +53 24 04.8 V Z32
2020-12-23 05:26:48 C 09 05 58.99 +53 24 03.6 V Z32
2020-12-23 05:28:47 C 09 05 58.76 +53 24 01.6 V Z32
2020-12-23 05:30:48 C 09 05 58.51 +53 23 59.6 V Z32
2020-12-23 05:32:58 C 09 05 58.25 +53 23 57.5 V Z32
2020-12-23 05:35:34 C 09 05 57.93 +53 23 54.8 V Z32
2020-12-23 05:37:00 C 09 05 57.77 +53 23 53.6 V Z32
2020-12-23 05:38:14 C 09 05 57.63 +53 23 52.4 V Z32
2020-12-23 05:39:30 C 09 05 57.47 +53 23 51.0 V Z32
2020-12-23 05:41:28 C 09 05 57.27 +53 23 49.4 V Z32
2020-12-23 05:43:30 C 09 05 57.00 +53 23 47.2 V Z32
2020-12-23 05:45:38 C 09 05 56.71 +53 23 44.7 V Z32
2020-12-23 05:48:14 C 09 05 56.44 +53 23 42.6 V Z32
2020-12-23 05:49:40 C 09 05 56.27 +53 23 41.1 V Z32
2020-12-23 05:50:53 C 09 05 56.12 +53 23 39.8 V Z32
2020-12-23 05:52:10 C 09 05 55.97 +53 23 38.5 V Z32
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)