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
2020-10-10 03:35:39 v 1 238.27234 +37.98621 247
2020-10-10 03:47:34 V 22 26 03.69 +20 42 21.9 12.7 V 247
2020-10-10 03:47:34 v 1 238.27234 +37.98621 247
2020-10-10 03:58:10 V 22 26 02.83 +20 43 30.6 12.8 V 247
2020-10-10 03:58:10 v 1 238.27234 +37.98621 247
2020-10-10 04:08:45 V 22 26 01.96 +20 44 39.4 12.9 V 247
2020-10-10 04:08:45 v 1 238.27234 +37.98621 247
2020-10-10 04:19:21 V 22 26 01.07 +20 45 47.6 12.9 V 247
2020-10-10 04:19:21 v 1 238.27234 +37.98621 247
2020-10-10 06:44:06 V 22 25 49.14 +21 01 22.2 13.0 V 247
2020-10-10 06:44:06 v 1 238.27234 +37.98621 247
2020-10-10 06:54:41 V 22 25 48.29 +21 02 30.6 13.0 V 247
2020-10-10 06:54:41 v 1 238.27234 +37.98621 247
2020-10-10 07:05:17 V 22 25 47.45 +21 03 39.3 13.0 V 247
2020-10-10 07:05:17 v 1 238.27234 +37.98621 247
2020-10-10 07:18:20 V 22 25 46.36 +21 05 02.9 13.0 V 247
2020-10-10 07:18:20 v 1 238.27234 +37.98621 247
2020-10-10 07:30:15 V 22 25 45.42 +21 06 19.5 13.0 V 247
2020-10-10 07:30:15 v 1 238.27234 +37.98621 247
2020-10-10 07:40:51 V 22 25 44.58 +21 07 27.6 13.0 V 247
2020-10-10 07:40:51 v 1 238.27234 +37.98621 247
2020-10-10 07:51:26 V 22 25 43.76 +21 08 35.8 13.1 V 247
2020-10-10 07:51:26 v 1 238.27234 +37.98621 247
2020-10-10 08:02:02 V 22 25 42.93 +21 09 43.7 13.1 V 247
2020-10-10 08:02:02 v 1 238.27234 +37.98621 247
2020-10-11 04:02:20 C 22 24 34.66 +23 22 36.2 V 703
2020-10-11 04:09:56 C 22 24 33.95 +23 23 27.7 V 703
2020-10-11 04:17:33 C 22 24 33.33 +23 24 19.3 V 703
2020-10-11 04:25:09 C 22 24 32.66 +23 25 10.9 V 703
2020-10-11 08:35:00 C 22 24 15.32 +23 53 47.9 V T08
2020-10-11 08:40:50 C 22 24 14.79 +23 54 27.4 V T08
2020-10-11 08:48:24 C 22 24 14.12 +23 55 18.5 V T08
2020-10-11 09:26:12 C 22 24 10.78 +23 59 33.6 V T08
2020-10-11 10:12:26 C 22 24 12.63 +24 06 09.3 q Q68
2020-10-11 10:14:50 C 22 24 12.40 +24 06 26.7 q Q68
2020-10-11 10:17:06 C 22 24 12.29 +24 06 38.3 q Q68
2020-10-11 10:19:23 C 22 24 12.04 +24 06 57.7 q Q68
2020-10-11 11:24:39 C 22 24 06.30 +24 14 24.1 q Q68
2020-10-11 11:26:55 C 22 24 06.08 +24 14 41.9 q Q68
2020-10-11 11:29:11 C 22 24 05.91 +24 14 55.7 q Q68
2020-10-11 11:31:26 C 22 24 05.69 +24 15 12.8 q Q68
2020-10-12 01:34:40 C 22 23 16.35 +25 50 53.0 V V93
2020-10-12 02:32:45 C 22 23 11.35 +25 57 43.4 V V93
2020-10-12 03:22:34 C 22 23 07.01 +26 03 35.3 V V93
2020-10-12 03:30:53 V 22 23 09.37 +26 04 34.9 12.7 V 247
2020-10-12 03:30:53 v 1 237.55002 +37.73260 247
2020-10-12 03:41:07 V 22 23 08.46 +26 05 48.7 12.8 V 247
2020-10-12 03:41:07 v 1 237.55002 +37.73260 247
2020-10-12 03:52:02 V 22 23 07.52 +26 07 06.3 12.9 V 247
2020-10-12 03:52:02 v 1 237.55002 +37.73260 247
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)