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
2012-05-22 02:22:31 C 10 03 40.15 -05 30 29.3 u H21
2012-05-22 02:26:48 C 10 03 40.98 -05 30 39.2 u H21
2012-05-22 05:54:09 C 10 04 22.174 -05 38 36.70 t 568
2012-05-22 05:56:55 C 10 04 22.706 -05 38 43.10 t 568
2012-05-22 05:59:41 C 10 04 23.237 -05 38 49.53 t 568
2012-05-23 02:12:53 C 10 08 19.72 -06 25 04.8 u H21
2012-05-23 02:17:09 C 10 08 20.55 -06 25 14.8 u H21
2012-05-23 02:25:39 C 10 08 22.19 -06 25 34.4 u H21
2012-05-23 09:17:30 C 10 09 41.23 -06 40 29.1 o 474
2012-05-23 09:20:32 C 10 09 41.84 -06 40 35.8 o 474
2012-05-23 09:23:36 C 10 09 42.39 -06 40 42.5 o 474
2012-05-23 09:26:38 C 10 09 42.97 -06 40 48.9 o 474
2012-05-30 02:38:29 C 10 37 55.38 -11 55 27.7 t H21
2012-05-30 02:52:34 C 10 37 57.56 -11 55 52.0 t H21
2012-06-02 23:56:33 C 10 52 18.00 -14 23 00.5 o 807
2012-06-03 00:06:54 C 10 52 19.49 -14 23 15.8 o 807
2012-06-03 00:17:17 C 10 52 20.99 -14 23 31.1 o 807
2012-06-08 01:01:55 C 11 09 20.98 -17 05 57.4 o 807
2012-06-08 01:10:31 C 11 09 22.10 -17 06 07.5 o 807
2012-06-13 03:37:39 C 11 25 12.15 -19 24 50.2 o 291
2012-06-13 03:40:40 C 11 25 12.52 -19 24 53.1 o 291
2012-06-13 03:43:41 C 11 25 12.89 -19 24 56.4 o 291
2012-06-29 06:15:36 C 12 09 24.534 -24 48 46.06 t 568
2012-06-29 06:18:23 C 12 09 24.824 -24 48 47.95 t 568
2012-06-29 06:21:09 C 12 09 25.121 -24 48 49.85 t 568
2012-07-07 00:29:57 C 12 28 50.94 -26 45 44.8 u 807
2012-07-07 00:35:05 C 12 28 51.45 -26 45 47.8 u 807
2014-07-25 14:57:21 C 01 28 39.098 -25 42 17.52 t 568
2014-07-25 14:58:49 C 01 28 39.196 -25 42 17.66 t 568
2014-07-25 15:01:52 C 01 28 39.389 -25 42 18.11 t 568
2014-07-26 04:42:04 C 01 29 33.64 -25 44 24.6 t J04
2014-07-26 04:48:29 C 01 29 34.06 -25 44 25.5 t J04
2014-07-26 04:54:53 C 01 29 34.45 -25 44 26.7 t J04
2014-07-26 14:53:12 C 01 30 13.709 -25 46 00.43 t 568
2014-07-26 14:54:40 C 01 30 13.802 -25 46 00.66 t 568
2014-07-26 14:56:08 C 01 30 13.893 -25 46 00.91 t 568
2014-08-26 03:58:17 C 02 13 57.986 -29 49 00.25 q J04
2014-08-26 03:59:52 C 02 13 58.051 -29 49 01.12 q J04
2014-08-26 04:01:27 C 02 13 58.152 -29 49 02.00 q J04
2014-08-30 14:26:13 C 02 19 29.062 -30 52 36.25 L F51
2014-08-30 14:45:09 C 02 19 29.902 -30 52 48.35 L F51
2014-08-30 14:58:27 C 02 19 30.494 -30 52 56.86 L F51
2014-09-06 07:24:07 C 02 27 31.02 -32 50 37.7 r Y00
2014-09-06 07:39:35 C 02 27 31.66 -32 50 50.5 r Y00
2014-09-06 07:52:20 C 02 27 32.22 -32 51 01.0 r Y00
2014-09-16 13:03:25 C 02 40 00.195 -37 17 09.03 L F51
2014-09-16 13:20:28 C 02 40 00.924 -37 17 33.41 L F51
2014-09-16 13:37:31 C 02 40 01.655 -37 17 57.70 L F51
2014-09-16 13:54:38 C 02 40 02.384 -37 18 22.02 L F51
2014-09-17 08:15:50 C 02 41 03.61 -37 44 47.9 o W85
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)