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
2024-11-09 13:40:21 C 03 19 49.896 +26 59 41.22 V F51
2024-11-09 13:45:00 C 03 19 49.483 +26 59 32.29 V F51
2024-11-10 05:46:27 C 03 18 41.184 +26 30 01.01 V I52
2024-11-10 05:52:01 C 03 18 40.694 +26 29 50.50 V I52
2024-11-10 06:03:09 C 03 18 39.726 +26 29 30.12 V I52
2024-11-11 01:08:51 B 03 17 10.25 +25 53 00.5 V 204
2024-11-11 01:38:27 B 03 17 07.65 +25 52 02.9 V 204
2024-11-11 09:16:07 C 03 16 32.167 +25 37 20.96 V I52
2024-11-11 09:20:35 C 03 16 31.782 +25 37 12.04 V I52
2024-11-11 09:25:03 C 03 16 31.343 +25 37 02.53 V I52
2024-11-11 09:29:31 C 03 16 30.911 +25 36 53.39 V I52
2024-11-22 07:21:49 C 02 54 32.879 +15 08 45.20 V G96
2024-11-22 07:29:12 C 02 54 32.159 +15 08 24.25 V G96
2024-11-22 07:36:35 C 02 54 31.489 +15 08 04.45 V G96
2024-11-22 07:43:58 C 02 54 30.683 +15 07 42.60 V G96
2024-11-24 06:14:38 C 02 50 36.636 +12 56 19.23 X F51
2024-11-24 06:30:23 C 02 50 35.126 +12 55 34.37 X F51
2024-11-24 06:46:03 C 02 50 33.610 +12 54 49.77 X F51
2024-11-24 07:01:40 C 02 50 32.092 +12 54 05.53 X F51
2024-12-02 06:23:55 C 02 35 36.270 +03 26 25.94 X F51
2024-12-02 06:42:28 C 02 35 34.726 +03 25 30.84 X F51
2024-12-02 07:01:04 C 02 35 33.134 +03 24 35.00 X F51
2024-12-06 06:57:32 C 02 29 24.948 -01 17 19.61 X F51
2024-12-06 07:20:18 C 02 29 23.279 -01 18 25.05 X F51
2024-12-06 07:39:44 C 02 29 21.852 -01 19 21.11 X F51
2025-06-23 05:40:49 C 17 56 48.21 +09 06 20.4 V H21
2025-06-23 05:46:38 C 17 56 47.67 +09 06 22.1 V H21
2025-06-23 05:52:27 C 17 56 47.12 +09 06 24.1 V H21
2025-06-23 05:58:17 C 17 56 46.57 +09 06 25.9 V H21
2025-06-27 05:18:35 C 17 49 13.76 +09 26 19.6 V H21
2025-06-27 05:51:40 C 17 49 11.06 +09 26 23.2 V H21
2025-06-29 07:35:21 C 17 45 45.648 +09 29 46.10 X F52
2025-06-29 07:50:53 C 17 45 44.489 +09 29 46.68 X F52
2025-06-29 08:06:27 C 17 45 43.317 +09 29 47.18 X F52