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
2020-10-16 18:03:35 C 22 15 40.12 +40 07 59.6 V G06
2020-10-16 18:04:56 V 22 15 37.72 +40 07 57.4 12.9 V 247
2020-10-16 18:04:56 v 1 025.76444 +62.27732 247
2020-10-16 18:05:24 C 22 15 39.93 +40 08 14.2 V G06
2020-10-16 18:07:13 C 22 15 39.75 +40 08 29.1 V G06
2020-10-16 18:11:28 C 22 15 39.35 +40 09 03.1 V G06
2020-10-16 18:13:19 C 22 15 39.15 +40 09 19.4 V G06
2020-10-16 18:15:51 V 22 15 36.69 +40 09 26.3 12.9 V 247
2020-10-16 18:15:51 v 1 025.76444 +62.27732 247
2020-10-16 18:26:46 V 22 15 35.67 +40 10 54.7 13.0 V 247
2020-10-16 18:26:46 v 1 025.76444 +62.27732 247
2020-10-16 18:37:42 V 22 15 34.66 +40 12 23.1 13.1 V 247
2020-10-16 18:37:42 v 1 025.76444 +62.27732 247
2020-10-16 18:48:30 V 22 15 33.62 +40 13 50.9 13.3 V 247
2020-10-16 18:48:30 v 1 025.76444 +62.27732 247
2020-10-16 18:59:25 V 22 15 32.66 +40 15 20.0 13.2 V 247
2020-10-16 18:59:25 v 1 025.76444 +62.27732 247
2020-10-16 19:11:20 V 22 15 31.49 +40 16 55.1 13.3 V 247
2020-10-16 19:11:20 v 1 025.76444 +62.27732 247
2020-10-16 19:22:15 V 22 15 30.48 +40 18 23.2 13.3 V 247
2020-10-16 19:22:15 v 1 025.76444 +62.27732 247
2020-10-17 05:12:25 V 22 14 44.14 +41 39 04.9 13.3 V 247
2020-10-17 05:12:25 v 1 247.93555 +33.62455 247
2020-10-17 05:40:14 V 22 14 41.10 +41 42 48.8 13.3 V 247
2020-10-17 05:40:14 v 1 247.93555 +33.62455 247
2020-10-17 05:51:56 V 22 14 39.79 +41 44 22.8 13.3 V 247
2020-10-17 05:51:56 v 1 247.93555 +33.62455 247
2020-10-17 06:03:51 V 22 14 38.50 +41 45 58.6 13.3 V 247
2020-10-17 06:03:51 v 1 247.93555 +33.62455 247
2020-10-17 06:18:45 V 22 14 36.93 +41 47 57.5 13.4 V 247
2020-10-17 06:18:45 v 1 247.93555 +33.62455 247
2020-10-17 06:29:40 V 22 14 35.77 +41 49 24.9 13.3 V 247
2020-10-17 06:29:40 v 1 247.93555 +33.62455 247
2020-10-17 06:40:35 V 22 14 34.66 +41 50 51.9 13.4 V 247
2020-10-17 06:40:35 v 1 247.93555 +33.62455 247
2020-10-17 06:51:31 V 22 14 33.50 +41 52 19.0 13.5 V 247
2020-10-17 06:51:31 v 1 247.93555 +33.62455 247
2020-10-17 07:03:26 V 22 14 32.30 +41 53 54.1 13.3 V 247
2020-10-17 07:03:26 v 1 247.93555 +33.62455 247
2020-10-17 07:15:16 V 22 14 31.14 +41 55 28.2 13.1 V 247
2020-10-17 07:15:16 v 1 247.93555 +33.62455 247
2020-10-17 07:26:12 V 22 14 30.05 +41 56 54.9 13.1 V 247
2020-10-17 07:26:12 v 1 247.93555 +33.62455 247
2020-10-17 07:39:06 V 22 14 28.77 +41 58 37.4 13.1 V 247
2020-10-17 07:39:06 v 1 247.93555 +33.62455 247
2020-10-17 07:52:01 V 22 14 27.53 +42 00 19.6 13.0 V 247
2020-10-17 07:52:01 v 1 247.93555 +33.62455 247
2020-10-17 08:21:44 V 22 14 24.77 +42 04 15.6 13.1 V 247
2020-10-17 08:21:44 v 1 247.93555 +33.62455 247
2020-10-17 15:35:02 C 22 14 02.56 +43 03 20.6 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)