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
2019-06-06 10:14:31 s 1 +163884.97 1 +117902.19 6470.0 C57
2019-06-06 10:44:31 S 15 44 23.981 -38 56 23.82 V C57
2019-06-06 10:44:31 s 1 +163966.28 5 +120506.22 4520.0 C57
2019-06-06 11:14:31 S 15 44 21.437 -38 56 02.72 V C57
2019-06-06 11:14:31 s 1 +164026.74 9 +123094.96 7800.0 C57
2019-06-06 12:14:31 S 15 44 16.015 -38 55 17.15 V C57
2019-06-06 12:14:31 s 1 +164086.88 0 +128226.65 7010.0 C57
2019-06-06 12:44:31 S 15 44 13.699 -38 54 57.49 V C57
2019-06-06 12:44:31 s 1 +164087.39 1 +130769.61 6280.0 C57
2019-06-06 13:14:31 S 15 44 10.934 -38 54 36.61 V C57
2019-06-06 13:14:31 s 1 +164068.74 4 +133297.35 7500.0 C57
2019-06-06 13:44:31 S 15 44 08.765 -38 54 16.27 V C57
2019-06-06 13:44:31 s 1 +164031.33 3 +135809.90 2230.0 C57
2019-06-06 14:14:31 S 15 44 05.714 -38 53 51.14 V C57
2019-06-06 14:14:31 s 1 +163975.54 3 +138307.27 2020.0 C57
2019-06-06 14:44:31 S 15 44 03.235 -38 53 32.50 V C57
2019-06-06 14:44:31 s 1 +163901.74 6 +140789.49 8360.0 C57
2019-06-06 23:14:31 S 15 43 19.615 -38 47 34.51 V C57
2019-06-06 23:14:31 s 1 +160211.32 4 +180711.16 8510.0 C57
2019-06-06 23:44:31 S 15 43 17.062 -38 47 13.24 V C57
2019-06-06 23:44:31 s 1 +159867.50 1 +182928.44 2050.0 C57
2019-06-07 00:14:31 S 15 43 14.470 -38 46 53.40 V C57
2019-06-07 00:14:31 s 1 +159511.21 8 +185131.51 4770.0 C57
2019-06-07 00:44:31 S 15 43 11.909 -38 46 31.15 V C57
2019-06-07 00:44:31 s 1 +159142.70 3 +187320.42 7580.0 C57
2019-06-07 01:44:31 S 15 43 06.782 -38 45 46.15 V C57
2019-06-07 01:44:31 s 1 +158369.85 4 +191656.03 7180.0 C57
2019-06-07 08:08:46 C 15 42 35.083 -38 46 57.19 U F51
2019-06-07 08:21:46 C 15 42 33.701 -38 46 49.19 U F51
2019-06-07 20:44:31 S 15 41 29.638 -38 32 17.45 V C57
2019-06-07 20:44:31 s 1 +136449.96 0 +263948.17 9050.0 C57
2019-06-07 21:14:31 S 15 41 26.904 -38 31 54.84 V C57
2019-06-07 21:14:31 s 1 +135725.56 9 +265606.97 220.0 C57
2019-06-07 21:44:31 S 15 41 24.562 -38 31 35.04 V C57
2019-06-07 21:44:31 s 1 +134995.15 8 +267253.98 7850.0 C57
2019-06-07 22:14:31 S 15 41 21.787 -38 31 13.87 V C57
2019-06-07 22:14:31 s 1 +134258.82 2 +268889.25 2370.0 C57
2019-06-07 22:44:31 S 15 41 19.320 -38 30 51.98 V C57
2019-06-07 22:44:31 s 1 +133516.65 5 +270512.84 4170.0 C57
2019-06-07 23:14:31 S 15 41 16.762 -38 30 29.74 V C57
2019-06-07 23:14:31 s 1 +132768.74 9 +272124.79 3670.0 C57
2019-06-07 23:44:31 S 15 41 13.949 -38 30 08.86 V C57
2019-06-07 23:44:31 s 1 +132015.19 4 +273725.16 1240.0 C57
2019-06-08 00:14:31 S 15 41 11.520 -38 29 47.90 V C57
2019-06-08 00:14:31 s 1 +131256.08 0 +275313.98 7290.0 C57
2019-06-08 00:44:31 S 15 41 09.302 -38 29 27.56 V C57
2019-06-08 00:44:31 s 1 +130491.49 3 +276891.30 2190.0 C57
2019-06-08 04:44:31 S 15 40 48.768 -38 26 35.16 V C57
2019-06-08 04:44:31 s 1 +124187.81 0 +289101.62 3770.0 C57
2019-06-08 05:14:31 S 15 40 45.840 -38 26 14.57 V C57