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
2020-08-30 09:34:38 C 23 06 41.42 -17 22 32.7 V T08
2020-09-03 22:23:22 C 23 04 25.96 -16 27 39.7 V C95
2020-09-03 22:28:52 C 23 04 25.80 -16 27 36.5 V C95
2020-09-03 22:34:17 C 23 04 25.63 -16 27 33.2 V C95
2020-09-03 22:39:41 C 23 04 25.46 -16 27 30.0 V C95
2020-09-03 22:43:23 C 23 04 25.34 -16 27 27.9 V C95
2020-09-04 05:53:57 C 23 04 14.59 -16 23 07.9 V V93
2020-09-04 06:40:05 C 23 04 13.09 -16 22 39.9 V V93
2020-09-04 07:27:17 C 23 04 11.57 -16 22 10.8 V V93
2020-09-05 00:35:21 C 23 03 45.70 -16 11 28.3 V L63
2020-09-05 00:47:38 C 23 03 45.29 -16 11 20.3 V L63
2020-09-05 01:01:59 C 23 03 44.82 -16 11 10.8 V L63
2020-09-05 03:51:47 C 23 03 42.18 -16 09 19.6 V V93
2020-09-05 05:01:00 C 23 03 39.89 -16 08 35.5 V V93
2020-09-05 05:38:40 C 23 03 38.63 -16 08 11.1 V V93
2020-09-05 14:31:01 C 23 03 25.20 -16 02 15.4 q D29
2020-09-05 14:49:33 C 23 03 24.56 -16 02 03.2 q D29
2020-09-05 15:08:06 C 23 03 23.91 -16 01 50.9 q D29
2020-09-05 20:01:35 C 23 03 16.59 -15 58 35.8 q G23
2020-09-05 20:29:43 C 23 03 15.68 -15 58 17.4 q G23
2020-09-05 20:59:50 C 23 03 14.68 -15 57 57.3 q G23
2020-09-06 10:27:58 C 23 02 51.834 -15 48 24.90 U F51
2020-09-06 10:43:23 C 23 02 51.252 -15 48 13.87 U F51
2020-09-06 10:58:47 C 23 02 50.672 -15 48 02.84 U F51
2020-09-06 11:14:09 C 23 02 50.093 -15 47 51.80 U F51
2020-09-06 11:27:49 C 23 02 49.58 -15 47 41.9 V T05
2020-09-06 11:35:47 C 23 02 49.28 -15 47 36.2 V T05
2020-09-06 11:54:31 C 23 02 48.58 -15 47 22.5 V T05
2020-09-06 12:02:07 C 23 02 48.30 -15 47 16.9 V T05
2020-09-07 08:48:54 C 23 02 13.05 -15 32 05.9 V 703
2020-09-07 08:56:45 C 23 02 12.63 -15 31 58.2 V 703
2020-09-07 09:04:37 C 23 02 12.32 -15 31 52.2 V 703
2020-09-07 09:12:28 C 23 02 11.90 -15 31 44.1 V 703
2020-09-07 11:15:16 C 23 02 08.85 -15 30 07.0 V T08
2020-09-07 12:06:22 C 23 02 06.85 -15 29 27.1 V T08
2020-09-07 12:11:01 C 23 02 06.70 -15 29 23.5 V T08
2020-09-07 21:34:46 C 23 01 51.19 -15 22 17.7 V 089
2020-09-07 21:39:56 C 23 01 50.99 -15 22 13.6 V 089
2020-09-07 21:42:32 C 23 01 50.90 -15 22 11.7 V 089
2020-09-08 10:49:43 C 23 01 26.64 -15 11 27.3 V T08
2020-09-08 10:55:41 C 23 01 26.40 -15 11 22.3 V T08
2020-09-08 11:41:37 C 23 01 24.52 -15 10 44.1 V T08
2020-09-08 11:50:23 C 23 01 24.17 -15 10 36.8 V T08
2020-09-08 21:07:08 C 23 01 08.15 -15 03 06.3 V 089
2020-09-08 21:10:32 C 23 01 07.98 -15 03 03.1 V 089
2020-09-08 21:13:55 C 23 01 07.87 -15 03 00.1 V 089
2020-09-08 21:17:18 C 23 01 07.72 -15 02 56.8 V 089
2020-09-08 21:20:40 C 23 01 07.62 -15 02 54.0 V 089
2020-09-08 21:24:04 C 23 01 07.46 -15 02 51.7 V 089
2020-09-09 10:34:03 C 23 00 42.08 -14 51 19.5 V T05
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)