2009 KY1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1893842337 ± 2.03e-08
Semi-major axis (a)1.1472057723 AU ± 6.06e-10
Inclination (i)9.37240209° ± 6.39e-06
Long. of Asc. Node (Ω)236.79308610° ± 4.19e-06
Arg. of Perihelion (ω)281.56081719° ± 1.63e-05
Mean Anomaly (M)213.23115595° ± 1.92e-05
Mean Motion (n)0.8021402164°/day ± 6.36e-10
Perihelion dist (q)0.92994309 AU ± 2.33e-08
Aphelion dist (Q)1.36446846 AU ± 2.33e-08
Orbital Period1.22874563 yr ± 9.74e-10
Physical Parameters
H (abs. magnitude)23.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.258″
Uncertainty0
Orbit TypeApollo
MOID0.037620 AU
Observations Used115
Oppositions3
Arc Total2008-2025
First Observation Used2008-11-02
Last Observation Used2025-06-29
Observations (134)
Date Type RA Dec Mag Band Observatory
2008-11-02 05:34:35 C 01 22 58.68 +25 46 53.7 V G96
2008-11-02 05:47:49 C 01 22 57.42 +25 46 30.2 V G96
2008-11-02 06:01:04 C 01 22 56.21 +25 46 06.9 V G96
2009-05-18 22:56:24 C 14 39 57.71 -15 06 05.7 r J75
2009-05-18 23:16:09 C 14 40 01.62 -15 04 02.4 r J75
2009-05-18 23:35:50 C 14 40 05.41 -15 02 02.4 r J75
2009-05-19 05:25:25 C 14 41 23.93 -14 27 04.5 r H55
2009-05-19 05:29:27 C 14 41 24.63 -14 26 41.0 r H55
2009-05-19 05:33:29 C 14 41 25.39 -14 26 16.6 r H55
2009-05-19 05:37:31 C 14 41 26.17 -14 25 52.4 r H55
2009-05-19 06:30:56 C 14 41 37.10 -14 20 34.9 r H36
2009-05-19 06:38:14 C 14 41 38.03 -14 19 51.9 o H26
2009-05-19 06:40:20 C 14 41 38.86 -14 19 40.1 r H36
2009-05-19 06:41:59 C 14 41 38.79 -14 19 31.2 o H26
2009-05-19 06:43:50 C 14 41 39.19 -14 19 19.6 o H26
2009-05-19 06:44:15 C 14 41 39.65 -14 19 15.6 r H36
2009-05-19 06:56:30 C 14 41 44.94 -14 17 58.1 o 673
2009-05-19 07:04:09 C 14 41 46.33 -14 17 13.6 o 673
2009-05-19 07:10:10 C 14 41 47.48 -14 16 36.4 o 673
2009-05-19 07:21:30 C 14 41 49.54 -14 15 30.3 o 673
2009-05-19 15:40:13 C 14 43 34.66 -13 27 30.9 o 300
2009-05-19 15:44:31 C 14 43 35.40 -13 27 05.8 o 300
2009-05-19 15:48:55 C 14 43 36.21 -13 26 40.3 o 300
2009-05-19 15:52:26 C 14 43 36.90 -13 26 20.0 o 300
2009-05-19 20:19:58 C 14 44 39.39 -13 01 38.5 c 595
2009-05-19 20:31:00 C 14 44 41.39 -13 00 37.2 c 595
2009-05-19 20:42:03 C 14 44 43.37 -12 59 36.3 c 595
2009-05-19 21:11:14 C 14 44 50.69 -12 56 41.9 r J75
2009-05-19 21:25:45 C 14 44 53.23 -12 55 22.5 r J75
2009-05-19 21:39:44 C 14 44 55.67 -12 54 05.2 r J75
2009-05-19 21:54:19 C 14 44 57.58 -12 53 04.6 r J95
2009-05-19 21:58:41 C 14 44 58.34 -12 52 40.5 r J95
2009-05-19 22:02:09 C 14 44 57.94 -12 52 14.9 v 204
2009-05-19 22:03:12 C 14 44 59.15 -12 52 15.4 r J95
2009-05-19 22:08:14 C 14 44 58.98 -12 51 41.2 v 204
2009-05-19 22:14:19 C 14 45 00.05 -12 51 08.2 v 204
2009-05-20 00:47:13 C 14 45 27.55 -12 36 57.2 r J75
2009-05-20 00:54:25 C 14 45 28.76 -12 36 17.8 r J75
2009-05-20 01:03:05 C 14 45 30.24 -12 35 29.5 r J75
2009-05-20 01:08:07 C 14 45 31.17 -12 35 02.5 r J75
2009-05-20 07:16:38 C 14 46 43.69 -12 02 07.5 o H55
2009-05-20 07:19:03 C 14 46 44.08 -12 01 54.5 o H55
2009-05-20 07:21:28 C 14 46 44.50 -12 01 41.7 o H55
2009-05-20 23:59:01 C 14 49 55.00 -10 36 59.7 r J75
2009-05-21 00:12:22 C 14 49 57.04 -10 35 54.4 r J75
2009-05-21 00:20:32 C 14 49 58.25 -10 35 14.0 r J75
2009-05-21 05:14:24 C 14 50 52.30 -10 11 32.5 o H55
2009-05-21 05:19:47 C 14 50 53.09 -10 11 06.6 o H55
2009-05-21 05:25:09 C 14 50 53.87 -10 10 40.8 o H55
2009-05-22 05:13:11 C 14 54 53.62 -08 22 27.5 o H55