436774 (2012 KY3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4864364777 ± 3.85e-09
Semi-major axis (a)1.2314605578 AU ± 5.76e-10
Inclination (i)21.38675026° ± 3.83e-06
Long. of Asc. Node (Ω)21.49988777° ± 2.57e-06
Arg. of Perihelion (ω)87.26607926° ± 3.15e-06
Mean Anomaly (M)7.43326357° ± 1.40e-06
Mean Motion (n)0.7212428427°/day ± 5.06e-10
Perihelion dist (q)0.63243322 AU ± 4.74e-09
Aphelion dist (Q)1.83048789 AU ± 4.81e-09
Orbital Period1.36656647 yr ± 9.60e-10
Physical Parameters
H (abs. magnitude)18.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.193″
Uncertainty0
Orbit TypeApollo
MOID0.024330 AU
Observations Used173
Radar Obs Used4
Oppositions3
Arc Total2012-2025
First Observation Used2012-05-16
Last Observation Used2025-08-30
Observations (206)
Date Type RA Dec Mag Band Observatory
2014-09-17 08:16:52 C 02 41 03.65 -37 44 49.6 o W85
2014-09-17 08:17:52 C 02 41 03.71 -37 44 51.2 o W85
2014-09-26 16:45:53 C 02 58 27.51 -46 11 33.2 t Q62
2014-09-26 16:46:38 C 02 58 27.58 -46 11 35.7 t Q62
2014-09-26 16:47:28 C 02 58 27.66 -46 11 38.5 t Q62
2014-09-26 16:48:38 C 02 58 27.78 -46 11 42.6 t Q62
2014-10-01 17:21:03 C 03 23 10.72 -56 03 42.6 t Q62
2014-10-01 17:24:17 C 03 23 11.70 -56 04 05.5 t Q62
2014-10-01 17:28:08 C 03 23 12.94 -56 04 31.4 t Q62
2014-10-01 17:31:25 C 03 23 14.00 -56 04 54.4 t Q62
2014-10-01 17:34:55 C 03 23 15.13 -56 05 18.0 t Q62
2014-10-01 17:38:39 C 03 23 16.34 -56 05 43.9 t Q62
2014-10-02 04:18:50 C 03 27 33.59 -57 22 07.2 q W88
2014-10-02 04:38:52 C 03 27 41.41 -57 24 40.6 q W88
2014-10-02 04:58:52 C 03 27 49.15 -57 27 13.3 q W88
2014-10-02 05:18:53 C 03 27 56.95 -57 29 46.8 q W88
2014-10-02 05:38:54 C 03 28 04.70 -57 32 20.0 q W88
2014-10-06 07:44:06 C 05 33 54.45 -74 01 20.1 q W88
2014-10-06 07:45:45 C 05 34 00.04 -74 01 38.5 q W88
2014-10-06 07:58:53 C 05 34 45.31 -74 04 03.3 q W88
2014-10-06 08:00:33 C 05 34 51.08 -74 04 21.2 q W88
2014-10-06 08:00:40 S 05 34 42.516 -74 02 59.10 L C51
2014-10-07 06:19:11 C 07 25 41.35 -77 02 16.6 q W88
2014-10-07 06:23:47 C 07 26 10.37 -77 02 35.5 q W88
2014-10-07 06:28:46 C 07 26 41.80 -77 02 55.1 q W88
2014-10-07 07:33:57 C 07 33 37.01 -77 06 53.4 q W88
2014-10-07 07:40:27 C 07 34 18.63 -77 07 15.1 q W88
2015-05-11 08:09:54 C 20 23 13.71 -51 56 25.7 u 807
2015-05-11 08:19:38 C 20 23 13.82 -51 56 34.3 u 807
2015-05-11 08:29:37 C 20 23 13.91 -51 56 43.5 u 807
2015-05-12 06:54:19 C 20 23 32.61 -52 17 27.5 u 807
2015-05-12 07:04:02 C 20 23 32.65 -52 17 36.8 u 807
2015-05-12 07:13:59 C 20 23 32.82 -52 17 46.3 u 807
2018-08-07 13:08:23 C 23 37 02.96 -52 21 48.6 q Q62
2018-08-07 13:41:19 C 23 37 00.14 -52 22 20.3 q Q62
2018-08-07 14:10:07 C 23 36 57.68 -52 22 46.5 q Q62
2019-05-06 05:23:47 C 18 40 51.70 -57 30 48.4 q X74
2019-05-06 05:45:19 C 18 40 49.43 -57 31 17.9 q X74
2019-05-06 06:06:52 C 18 40 46.95 -57 31 46.0 q X74
2021-07-20 14:25:14 C 03 28 49.828 +09 17 23.97 U F51
2021-07-20 14:30:59 C 03 28 50.772 +09 17 31.09 U F51
2021-07-20 14:36:45 C 03 28 51.714 +09 17 38.27 U F51
2021-07-20 14:42:29 C 03 28 52.675 +09 17 45.36 U F51
2022-06-29 08:09:11 C 22 30 15.29 -53 30 23.3 V 807
2022-06-29 08:17:10 C 22 30 15.08 -53 30 30.2 V 807
2022-06-29 08:25:09 C 22 30 14.86 -53 30 37.3 V 807
2022-07-01 06:37:22 C 22 28 55.75 -54 11 23.3 V 807
2022-07-01 06:43:29 C 22 28 55.53 -54 11 28.8 V 807
2022-07-01 06:49:21 C 22 28 55.33 -54 11 34.3 V 807
2023-04-17 21:51:53 C 12 39 51.727 -77 06 41.54 V M22
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-10-20 16:23:00 -270310.6723 0.1 Hz 2380 -1 -1
2014-10-20 16:46:00 121932638.73 4 us 2380 -1 -1
2023-04-09 18:30:00 791679.907 0.5 Hz 8560 -14 -14
2023-04-09 19:00:00 51606885.93 0.75 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)