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
2012-05-16 03:23:11 C 09 32 34.29 +00 44 56.5 r 703
2012-05-16 03:33:59 C 09 32 36.81 +00 44 25.3 r 703
2012-05-16 03:55:30 C 09 32 41.89 +00 43 21.0 r 703
2012-05-16 04:47:22 C 09 32 54.09 +00 40 51.8 r 703
2012-05-16 04:48:30 C 09 32 54.38 +00 40 47.6 r 703
2012-05-16 04:49:39 C 09 32 54.74 +00 40 44.5 r 703
2012-05-16 04:50:47 C 09 32 54.81 +00 40 40.0 r 703
2012-05-16 08:56:12 C 09 33 54.07 +00 29 10.3 u D90
2012-05-16 09:02:32 C 09 33 55.55 +00 28 51.7 u D90
2012-05-16 09:08:52 C 09 33 57.02 +00 28 33.4 u D90
2012-05-16 09:15:11 C 09 33 58.47 +00 28 14.7 u D90
2012-05-16 20:40:13 C 09 36 38.89 -00 05 02.0 t 204
2012-05-16 20:56:24 C 09 36 42.67 -00 05 48.9 t 204
2012-05-16 22:50:39 C 09 37 09.98 -00 10 48.1 o 807
2012-05-16 22:57:16 C 09 37 11.49 -00 11 06.9 o 807
2012-05-16 23:03:52 C 09 37 12.98 -00 11 25.8 o 807
2012-05-16 23:10:58 C 09 37 14.59 -00 11 45.9 o 807
2012-05-17 02:05:49 C 09 37 54.72 -00 20 24.7 r H21
2012-05-17 02:10:57 C 09 37 55.89 -00 20 40.0 r H21
2012-05-17 02:15:26 C 09 37 56.85 -00 20 52.7 r H21
2012-05-18 03:05:39 C 09 43 35.91 -01 29 48.3 r H21
2012-05-18 03:12:09 C 09 43 37.39 -01 30 05.8 r H21
2012-05-18 03:19:10 C 09 43 38.89 -01 30 24.9 r H21
2012-05-18 03:29:12 C 09 43 41.40 -01 30 51.6 o G48
2012-05-18 03:31:07 C 09 43 41.79 -01 30 56.3 o G48
2012-05-18 03:33:02 C 09 43 42.20 -01 31 01.5 o G48
2012-05-18 03:35:00 C 09 43 42.67 -01 31 06.6 o G48
2012-05-18 03:36:58 C 09 43 43.08 -01 31 11.5 o G48
2012-05-18 04:28:12 C 09 43 54.33 -01 33 30.7 r G96
2012-05-18 04:37:23 C 09 43 56.35 -01 33 55.6 r G96
2012-05-18 04:46:36 C 09 43 58.36 -01 34 20.8 r G96
2012-05-18 04:55:51 C 09 44 00.42 -01 34 46.0 r G96
2012-05-19 02:02:05 C 09 48 39.66 -02 31 08.9 t H21
2012-05-19 02:06:54 C 09 48 40.70 -02 31 22.0 t H21
2012-05-19 02:12:07 C 09 48 41.80 -02 31 35.8 t H21
2012-05-19 02:16:53 C 09 48 42.80 -02 31 48.0 t H21
2012-05-19 04:23:56 C 09 49 10.20 -02 37 20.3 r 703
2012-05-19 04:32:08 C 09 49 11.92 -02 37 41.7 r 703
2012-05-19 04:40:09 C 09 49 13.62 -02 38 00.9 r 703
2012-05-19 04:48:12 C 09 49 15.34 -02 38 23.4 r 703
2012-05-19 10:44:39 C 09 50 32.48 -02 53 27.4 u D90
2012-05-19 10:50:54 C 09 50 33.84 -02 53 43.8 u D90
2012-05-19 10:57:07 C 09 50 35.13 -02 54 00.1 u D90
2012-05-19 11:03:23 C 09 50 36.45 -02 54 15.9 u D90
2012-05-20 02:26:29 C 09 53 52.64 -03 34 00.5 u H21
2012-05-20 02:30:52 C 09 53 53.57 -03 34 11.3 u H21
2012-05-20 02:35:15 C 09 53 54.46 -03 34 22.4 u H21
2012-05-20 22:49:50 C 09 58 07.46 -04 24 17.9 o 807
2012-05-20 22:53:27 C 09 58 08.17 -04 24 26.8 o 807
2012-05-22 02:13:56 C 10 03 38.45 -05 30 08.9 u H21
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)