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
2020-12-23 05:54:09 C 09 05 55.72 +53 23 36.5 V Z32
2020-12-23 05:56:10 C 09 05 55.50 +53 23 34.6 V Z32
2020-12-23 05:58:21 C 09 05 55.25 +53 23 32.6 V Z32
2020-12-23 06:29:08 C 09 05 56.11 +53 22 53.0 q U55
2020-12-23 06:35:47 C 09 05 55.35 +53 22 47.3 q U55
2020-12-23 06:43:23 C 09 05 54.48 +53 22 40.8 q U55
2020-12-23 07:38:18 C 09 05 48.23 +53 22 04.0 V 703
2020-12-23 07:45:58 C 09 05 47.31 +53 21 57.3 V 703
2020-12-23 07:53:38 C 09 05 46.40 +53 21 50.7 V 703
2020-12-23 12:16:09 C 09 05 16.70 +53 17 56.9 V T08
2020-12-23 12:19:28 C 09 05 16.29 +53 17 53.9 V T08
2020-12-23 12:23:27 C 09 05 15.79 +53 17 50.3 V T08
2020-12-23 12:30:47 C 09 05 14.89 +53 17 43.7 V T08
2020-12-23 12:54:18 C 09 05 11.904 +53 17 22.28 U F51
2020-12-23 13:13:54 C 09 05 09.553 +53 17 03.44 U F51
2020-12-23 13:33:31 C 09 05 07.114 +53 16 45.15 U F51
2020-12-23 13:53:08 C 09 05 04.673 +53 16 26.73 U F51
2020-12-25 11:56:26 C 09 00 03.93 +52 33 28.6 V T05
2020-12-25 12:01:03 C 09 00 03.37 +52 33 24.3 V T05
2020-12-25 12:10:37 C 09 00 02.19 +52 33 15.7 V T05
2020-12-25 12:41:57 C 08 59 58.34 +52 32 46.9 V T05
2020-12-26 12:05:18 C 08 57 23.81 +52 10 41.8 V 703
2020-12-26 12:13:07 C 08 57 22.79 +52 10 34.0 V 703
2020-12-26 12:20:55 C 08 57 21.91 +52 10 25.7 V 703
2020-12-26 12:28:44 C 08 57 20.85 +52 10 17.4 V 703
2020-12-29 11:21:50 C 08 49 47.11 +51 03 20.1 V T05
2020-12-29 11:25:09 C 08 49 46.71 +51 03 17.1 V T05
2020-12-29 11:29:46 C 08 49 46.17 +51 03 12.8 V T05
2020-12-29 11:39:12 C 08 49 45.06 +51 03 04.0 V T05
2020-12-29 20:05:10 C 08 48 52.47 +50 54 43.6 V C40
2020-12-29 20:06:44 C 08 48 52.30 +50 54 42.2 V C40
2020-12-29 20:09:48 C 08 48 51.95 +50 54 39.3 V C40
2020-12-29 20:11:21 C 08 48 51.79 +50 54 38.0 V C40
2020-12-29 20:14:26 C 08 48 51.43 +50 54 35.3 V C40
2020-12-29 20:15:58 C 08 48 51.26 +50 54 33.9 V C40
2020-12-29 20:17:31 C 08 48 51.09 +50 54 32.4 V C40
2020-12-29 20:19:03 C 08 48 50.92 +50 54 31.1 V C40
2020-12-29 20:20:36 C 08 48 50.74 +50 54 29.6 V C40
2020-12-29 20:22:09 C 08 48 50.57 +50 54 28.1 V C40
2020-12-29 20:23:41 C 08 48 50.40 +50 54 26.8 V C40
2020-12-29 20:25:14 C 08 48 50.22 +50 54 25.5 V C40
2020-12-29 20:26:46 C 08 48 50.06 +50 54 24.1 V C40
2020-12-29 20:28:19 C 08 48 49.88 +50 54 22.6 V C40
2020-12-29 20:29:51 C 08 48 49.71 +50 54 21.3 V C40
2020-12-29 20:31:24 C 08 48 49.55 +50 54 19.9 V C40
2020-12-29 20:32:57 C 08 48 49.36 +50 54 18.6 V C40
2020-12-29 20:34:28 C 08 48 49.19 +50 54 17.1 V C40
2020-12-29 20:36:02 C 08 48 49.03 +50 54 15.7 V C40
2020-12-29 20:37:33 C 08 48 48.86 +50 54 14.3 V C40
2020-12-29 20:39:07 C 08 48 48.67 +50 54 12.8 V C40
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)