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
2021-01-08 09:49:08 C 08 26 16.29 +47 10 43.6 V T08
2021-01-08 09:56:26 C 08 26 15.57 +47 10 36.6 V T08
2021-01-08 10:27:24 C 08 26 12.50 +47 10 06.7 V T08
2021-01-08 10:57:28 C 08 26 09.542 +47 09 36.86 U F52
2021-01-08 10:58:23 C 08 26 09.475 +47 09 36.12 U F52
2021-01-08 11:16:01 C 08 26 07.705 +47 09 18.73 U F52
2021-01-08 11:32:45 C 08 26 06.048 +47 09 02.27 U F52
2021-01-08 11:33:39 C 08 26 05.960 +47 09 01.26 U F52
2021-01-08 11:50:21 C 08 26 04.301 +47 08 44.66 U F52
2021-01-08 11:51:16 C 08 26 04.189 +47 08 43.67 U F52
2021-01-12 09:21:16 C 08 18 10.66 +45 35 36.2 U I41
2021-01-12 10:15:33 C 08 18 05.92 +45 34 41.2 U I41
2021-01-12 10:24:21 C 08 18 05.16 +45 34 32.2 U I41
2021-01-12 10:52:13 C 08 18 02.75 +45 34 03.6 U I41
2021-01-12 11:03:25 C 08 18 03.016 +45 33 59.71 U F52
2021-01-12 11:05:24 C 08 18 02.82 +45 33 58.3 V T08
2021-01-12 11:22:53 C 08 18 01.294 +45 33 40.33 U F52
2021-01-12 11:42:24 C 08 17 59.562 +45 33 20.86 U F52
2021-01-12 11:53:45 C 08 17 58.53 +45 33 09.8 V T08
2021-01-12 11:58:24 C 08 17 58.12 +45 33 05.2 V T08
2021-01-12 22:07:57 C 08 17 11.40 +45 22 44.2 V K85
2021-01-12 22:36:09 C 08 17 09.05 +45 22 16.8 V K85
2021-01-13 05:24:43 C 08 16 37.91 +45 15 35.3 V 703
2021-01-13 05:32:28 C 08 16 37.29 +45 15 27.7 V 703
2021-01-13 05:40:12 C 08 16 36.63 +45 15 20.5 V 703
2021-01-13 05:47:57 C 08 16 35.85 +45 15 13.0 V 703
2021-01-13 07:24:04 C 08 16 28.03 +45 13 39.0 U I41
2021-01-13 10:16:56 C 08 16 13.36 +45 10 46.1 U I41
2021-01-13 10:19:37 C 08 16 13.14 +45 10 43.4 U I41
2021-01-13 10:22:22 C 08 16 12.91 +45 10 40.6 U I41
2021-01-13 10:49:55 C 08 16 10.60 +45 10 12.3 U I41
2021-01-13 23:39:47 C 08 15 13.33 +44 57 24.1 V 130
2021-01-13 23:41:19 C 08 15 13.21 +44 57 22.6 V 130
2021-01-13 23:43:14 C 08 15 13.05 +44 57 20.6 V 130
2021-01-13 23:44:45 C 08 15 12.91 +44 57 19.1 V 130
2021-01-14 11:57:28 C 08 14 17.74 +44 45 20.3 V T05
2021-01-14 12:02:04 C 08 14 17.36 +44 45 15.6 V T05
2021-01-14 12:11:19 C 08 14 16.60 +44 45 06.3 V T05
2021-01-16 09:14:29 C 08 11 04.14 +44 00 22.5 V G96
2021-01-16 09:21:27 C 08 11 03.61 +44 00 15.4 V G96
2021-01-16 09:28:25 C 08 11 03.09 +44 00 08.4 V G96
2021-01-16 09:35:22 C 08 11 02.57 +44 00 01.4 V G96
2021-01-16 09:41:46 C 08 11 03.47 +44 00 00.5 V T08
2021-01-16 09:44:25 C 08 11 03.26 +43 59 58.0 V T08
2021-01-16 09:50:24 C 08 11 02.809 +43 59 51.49 U F52
2021-01-16 09:51:03 C 08 11 02.74 +43 59 51.5 V T08
2021-01-16 09:58:23 C 08 11 02.19 +43 59 44.4 V T08
2021-01-16 10:03:41 C 08 11 01.78 +43 59 39.1 V T08
2021-01-16 10:06:21 C 08 11 01.58 +43 59 36.6 V T08
2021-01-16 10:07:02 C 08 11 01.544 +43 59 35.46 U F52
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)