IAA RAS IAA Minor Planet Database

99248 (2001 KY66)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5077035333 ± 6.40e-09
Semi-major axis (a)1.8664342312 AU ± 1.78e-09
Inclination (i)10.61167784° ± 1.60e-06
Long. of Asc. Node (Ω)284.10982964° ± 6.36e-06
Arg. of Perihelion (ω)61.54929256° ± 6.68e-06
Mean Anomaly (M)154.34676223° ± 1.30e-06
Mean Motion (n)0.3865389296°/day ± 5.53e-10
Perihelion dist (q)0.91883898 AU ± 1.20e-08
Aphelion dist (Q)2.81402949 AU ± 1.22e-08
Orbital Period2.54987585 yr ± 3.65e-09
Physical Parameters
H (abs. magnitude)16.54
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.381″
Uncertainty0
Orbit TypeApollo
MOID0.046263 AU
Observations Used3265
Oppositions21
Arc Total1991-2025
First Observation Used1991-06-08
Last Observation Used2025-03-10
Observations (5287)
Date Type RA Dec Mag Band Observatory
2019-09-15 01:44:27 S 14 22 19.250 +47 58 12.58 – V C57
2019-09-15 01:44:27 s 1 +74795.235 0 +323444.58 7860.0 – C57
2019-09-15 02:14:27 S 14 22 16.217 +48 00 05.83 – V C57
2019-09-15 02:14:27 s 1 +73791.101 0 +324539.18 8640.0 – C57
2019-09-15 02:44:27 S 14 22 13.073 +48 02 10.82 – V C57
2019-09-15 02:44:27 s 1 +72784.386 0 +325622.50 7380.0 – C57
2019-09-15 03:14:27 S 14 22 10.049 +48 04 05.02 – V C57
2019-09-15 03:14:27 s 1 +71775.143 0 +326694.57 4250.0 – C57
2019-09-15 03:44:27 S 14 22 07.118 +48 06 00.79 – V C57
2019-09-15 03:44:27 s 1 +70763.423 0 +327755.44 9430.0 – C57
2019-09-15 04:14:27 S 14 22 04.003 +48 07 54.91 – V C57
2019-09-15 04:14:27 s 1 +69749.278 0 +328805.15 3070.0 – C57
2019-09-15 04:44:27 S 14 22 00.986 +48 09 51.84 – V C57
2019-09-15 04:44:27 s 1 +68732.758 0 +329843.75 5340.0 – C57
2019-09-15 05:14:27 S 14 21 58.051 +48 11 42.07 – V C57
2019-09-15 05:14:27 s 1 +67713.913 0 +330871.27 6410.0 – C57
2019-09-15 05:44:27 S 14 21 54.905 +48 13 41.81 – V C57
2019-09-15 05:44:27 s 1 +66692.792 0 +331887.75 6430.0 – C57
2019-09-15 06:14:27 S 14 21 51.703 +48 15 38.48 – V C57
2019-09-15 06:14:27 s 1 +65669.443 0 +332893.23 5570.0 – C57
2019-09-15 06:44:27 S 14 21 48.552 +48 17 38.08 – V C57
2019-09-15 06:44:27 s 1 +64643.914 0 +333887.76 3970.0 – C57
2019-09-15 07:14:27 S 14 21 46.282 +48 19 42.42 – V C57
2019-09-15 07:14:27 s 1 +63616.253 0 +334871.37 1790.0 – C57
2019-09-15 07:44:27 S 14 21 42.101 +48 21 38.77 – V C57
2019-09-15 07:44:27 s 1 +62586.506 0 +335844.10 9190.0 – C57
2019-09-15 08:14:27 S 14 21 39.144 +48 23 27.71 – V C57
2019-09-15 08:14:27 s 1 +61554.718 0 +336805.99 6310.0 – C57
2019-09-15 08:44:27 S 14 21 36.014 +48 25 19.31 – V C57
2019-09-15 08:44:27 s 1 +60520.935 0 +337757.07 3300.0 – C57
2019-09-15 09:14:27 S 14 21 32.861 +48 27 18.29 – V C57
2019-09-15 09:14:27 s 1 +59485.203 0 +338697.39 310.0 – C57
2019-09-15 09:44:27 S 14 21 29.458 +48 29 21.91 – V C57
2019-09-15 09:44:27 s 1 +58447.565 0 +339626.98 7470.0 – C57
2019-09-15 10:14:27 S 14 21 26.311 +48 31 11.46 – V C57
2019-09-15 10:14:27 s 1 +57408.066 0 +340545.87 4940.0 – C57
2019-09-15 10:44:27 S 14 21 23.134 +48 33 11.05 – V C57
2019-09-15 10:44:27 s 1 +56366.747 0 +341454.11 2860.0 – C57
2019-09-15 11:14:27 S 14 21 19.901 +48 35 07.73 – V C57
2019-09-15 11:14:27 s 1 +55323.652 0 +342351.72 1360.0 – C57
2019-09-15 11:44:27 S 14 21 16.759 +48 37 03.22 – V C57
2019-09-15 11:44:27 s 1 +54278.824 0 +343238.74 570.0 – C57
2019-09-15 12:14:27 S 14 21 13.020 +48 39 10.15 – V C57
2019-09-15 12:14:27 s 1 +53232.303 0 +344115.21 650.0 – C57
2019-09-15 12:44:27 S 14 21 10.181 +48 40 54.26 – V C57
2019-09-15 12:44:27 s 1 +52184.132 0 +344981.16 1710.0 – C57
2019-09-15 13:14:27 S 14 21 06.905 +48 42 53.35 – V C57
2019-09-15 13:14:27 s 1 +51134.350 0 +345836.62 3900.0 – C57
2019-09-15 13:44:27 S 14 21 03.542 +48 44 49.67 – V C57
2019-09-15 13:44:27 s 1 +50082.998 0 +346681.63 7340.0 – C57