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
2021-02-16 07:15:33 C 07 50 25.89 +33 23 33.7 V G96
2021-02-16 07:23:02 C 07 50 25.92 +33 23 28.5 V G96
2021-02-16 07:52:21 C 07 50 26.678 +33 23 11.31 U F52
2021-02-16 08:08:12 C 07 50 26.718 +33 23 00.39 U F52
2021-02-16 08:24:01 C 07 50 26.760 +33 22 49.44 U F52
2021-02-16 08:33:38 C 07 50 26.77 +33 22 43.1 V T08
2021-02-16 08:39:52 C 07 50 26.797 +33 22 38.43 U F52
2021-02-16 09:17:18 C 07 50 26.88 +33 22 12.6 V T08
2021-02-16 09:24:37 C 07 50 26.89 +33 22 07.6 V T08
2021-02-16 09:56:37 C 07 50 27.00 +33 21 45.0 V T08
2021-02-17 05:07:31 C 07 50 36.06 +33 08 29.7 V 703
2021-02-17 05:15:42 C 07 50 36.09 +33 08 24.1 V 703
2021-02-17 05:23:53 C 07 50 36.14 +33 08 18.5 V 703
2021-02-17 05:32:04 C 07 50 36.16 +33 08 13.0 V 703
2021-02-17 17:04:18 C 07 50 42.45 +33 00 22.6 q C97
2021-02-17 17:10:52 C 07 50 42.47 +33 00 18.2 q C97
2021-02-20 01:30:57 C 07 51 19.75 +32 22 34.9 S 726
2021-02-20 01:37:01 C 07 51 19.89 +32 22 31.2 S 726
2021-02-20 01:44:25 C 07 51 19.92 +32 22 26.2 S 726
2021-02-20 01:49:28 C 07 51 20.10 +32 22 23.1 S 726
2021-02-20 04:51:02 C 07 51 22.19 +32 20 28.2 U I41
2021-02-20 05:07:09 C 07 51 22.34 +32 20 17.7 U I41
2021-02-21 00:15:45 C 07 51 38.60 +32 07 49.0 V W34
2021-02-21 00:24:51 C 07 51 38.70 +32 07 43.0 V W34
2021-02-21 00:35:43 C 07 51 38.82 +32 07 36.0 V W34
2021-02-21 03:53:11 C 07 51 41.46 +32 05 29.0 V 703
2021-02-21 04:01:24 C 07 51 41.47 +32 05 24.3 V 703
2021-02-21 04:09:37 C 07 51 41.62 +32 05 19.3 V 703
2021-02-21 04:17:50 C 07 51 41.72 +32 05 14.1 V 703
2021-02-21 22:56:50 C 07 51 58.19 +31 53 13.8 V 160
2021-02-21 23:00:38 C 07 51 58.27 +31 53 11.5 V 160
2021-02-21 23:04:26 C 07 51 58.33 +31 53 09.2 V 160
2021-02-22 04:13:34 C 07 52 03.89 +31 49 54.9 U I41
2021-02-22 05:40:31 C 07 52 05.00 +31 49 00.0 U I41
2021-02-22 08:19:16 C 07 52 07.57 +31 47 21.8 V T05
2021-02-22 08:25:37 C 07 52 07.66 +31 47 17.7 V T05
2021-02-22 08:34:03 C 07 52 07.76 +31 47 12.6 V T05
2021-02-22 09:25:26 C 07 52 08.41 +31 46 39.6 V T05
2021-03-01 23:35:53 C 07 56 04.13 +29 57 20.5 V 160
2021-03-01 23:39:21 C 07 56 04.32 +29 57 19.2 V 160
2021-03-01 23:42:48 C 07 56 04.38 +29 57 17.2 V 160
2021-03-02 23:04:14 C 07 56 42.05 +29 44 06.9 V 160
2021-03-02 23:07:40 C 07 56 42.12 +29 44 05.1 V 160
2021-03-02 23:11:08 C 07 56 42.19 +29 44 03.0 V 160
2021-03-03 05:59:55 C 07 56 53.61 +29 40 17.2 V 703
2021-03-03 06:07:34 C 07 56 53.80 +29 40 12.6 V 703
2021-03-03 06:15:12 C 07 56 53.97 +29 40 08.9 V 703
2021-03-03 06:22:50 C 07 56 54.16 +29 40 04.6 V 703
2021-03-04 08:14:57 C 07 57 38.29 +29 25 46.7 V T08
2021-03-04 08:20:55 C 07 57 38.46 +29 25 43.7 V T08
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)