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
2009-05-22 05:18:29 C 14 54 54.28 -08 22 04.8 o H55
2009-05-22 05:21:18 C 14 54 54.65 -08 21 52.8 o H55
2009-05-22 05:23:47 C 14 54 54.99 -08 21 42.1 o H55
2009-05-22 21:17:26 C 14 57 24.25 -07 15 49.1 o 611
2009-05-22 21:24:26 C 14 57 25.05 -07 15 22.6 o 611
2009-05-22 21:32:21 C 14 57 26.11 -07 14 50.4 o 611
2009-05-22 22:47:23 C 14 57 35.36 -07 09 45.8 c 587
2009-05-22 22:49:23 C 14 57 35.64 -07 09 37.6 c 587
2009-05-23 05:34:24 C 14 58 31.52 -06 40 35.2 r I20
2009-05-23 05:38:17 C 14 58 32.02 -06 40 19.6 r I20
2009-05-23 05:42:11 C 14 58 32.50 -06 40 04.4 r I20
2009-05-23 06:31:28 C 14 58 38.65 -06 36 51.7 r I20
2009-05-23 22:44:31 C 15 00 59.26 -05 39 17.9 r J95
2009-05-23 22:52:32 C 15 01 00.20 -05 38 49.4 r J95
2009-05-24 05:43:13 C 15 01 53.15 -05 14 24.6 o H55
2009-05-24 05:52:53 C 15 01 54.19 -05 13 50.8 o H55
2009-05-24 06:01:45 C 15 01 55.12 -05 13 19.9 o H55
2009-05-24 06:43:10 C 15 02 01.60 -05 10 46.3 r 703
2009-05-24 06:51:47 C 15 02 02.54 -05 10 15.9 r 703
2009-05-24 07:00:33 C 15 02 03.44 -05 09 46.1 r 703
2009-05-24 07:09:14 C 15 02 04.34 -05 09 16.3 r 703
2009-05-26 02:15:21 C 15 07 14.35 -02 53 45.4 r J75
2009-05-26 02:41:12 C 15 07 16.84 -02 52 31.3 r J75
2009-05-26 08:53:24 C 15 07 58.93 -02 34 55.9 o 691
2009-05-26 09:18:45 C 15 08 01.21 -02 33 44.9 o 691
2009-05-26 09:40:28 C 15 08 03.22 -02 32 44.6 o 691
2009-05-27 00:49:56 C 15 09 42.49 -01 52 18.6 r J75
2009-05-27 00:59:10 C 15 09 43.26 -01 51 54.3 r J75
2009-05-27 01:08:23 C 15 09 44.03 -01 51 30.6 r J75
2009-05-27 01:18:46 C 15 09 44.90 -01 51 03.8 r J75
2009-05-28 23:38:53 C 15 14 17.30 -00 02 28.8 r J75
2009-05-28 23:52:17 C 15 14 18.24 -00 02 00.6 r J75
2009-05-29 00:05:28 C 15 14 19.15 -00 01 32.3 r J75
2009-05-29 00:19:23 C 15 14 20.16 -00 01 03.2 r J75
2009-05-29 00:33:18 C 15 14 21.12 -00 00 33.6 r J75
2009-05-29 00:47:13 C 15 14 22.10 -00 00 04.7 r J75
2009-05-31 06:01:35 C 15 18 53.03 +01 40 09.6 o H55
2009-05-31 06:08:28 C 15 18 53.45 +01 40 20.8 o H55
2009-05-31 06:15:47 C 15 18 53.92 +01 40 32.9 o H55
2009-05-31 06:22:26 C 15 18 54.36 +01 40 44.0 o H55
2009-05-31 08:55:47 C 15 19 05.21 +01 45 08.5 o 691
2009-06-01 00:00:11 C 15 20 17.02 +02 09 10.5 r J75
2009-06-01 00:32:42 C 15 20 18.90 +02 10 00.7 r J75
2009-06-01 05:30:48 C 15 20 42.24 +02 17 36.0 o H55
2009-06-01 05:38:44 C 15 20 42.66 +02 17 47.8 o H55
2009-06-01 05:46:00 C 15 20 43.06 +02 17 58.6 o H55
2009-06-14 05:38:00 C 15 39 04.15 +06 27 27.4 o 291
2009-06-14 05:43:28 C 15 39 04.30 +06 27 29.0 o 291
2024-11-09 12:49:20 C 03 19 54.208 +27 01 16.39 V F51
2024-11-09 13:16:22 C 03 19 51.910 +27 00 26.08 V F51