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
2019-11-30 19:14:24 s 1 +115321.46 4 +277035.41 9620.0 C57
2019-11-30 19:44:24 S 04 55 56.784 +45 22 30.50 V C57
2019-11-30 19:44:24 s 1 +114616.78 2 +278600.57 100.0 C57
2019-11-30 20:14:24 S 04 55 53.249 +45 21 40.72 V C57
2019-11-30 20:14:24 s 1 +113906.81 8 +280153.03 2280.0 C57
2019-11-30 20:44:24 S 04 55 49.865 +45 20 52.94 V C57
2019-11-30 20:44:24 s 1 +113191.66 3 +281692.87 6440.0 C57
2019-11-30 21:14:24 S 04 55 46.421 +45 20 03.88 V C57
2019-11-30 21:14:24 s 1 +112471.40 6 +283220.15 2870.0 C57
2019-11-30 21:44:24 S 04 55 42.922 +45 19 14.27 V C57
2019-11-30 21:44:24 s 1 +111746.13 5 +284734.96 1820.0 C57
2019-11-30 22:14:24 S 04 55 39.528 +45 18 27.36 V C57
2019-11-30 22:14:24 s 1 +111015.93 4 +286237.36 3560.0 C57
2019-12-01 02:14:24 S 04 55 11.993 +45 11 54.82 V C57
2019-12-01 02:14:24 s 1 +105006.65 6 +297817.72 7820.0 C57
2019-12-01 02:44:24 S 04 55 08.626 +45 11 06.94 V C57
2019-12-01 02:44:24 s 1 +104235.69 7 +299211.37 5710.0 C57
2019-12-01 03:14:24 S 04 55 05.273 +45 10 17.58 V C57
2019-12-01 03:14:24 s 1 +103460.58 4 +300593.25 8760.0 C57
2019-12-01 03:44:24 S 04 55 01.860 +45 09 29.23 V C57
2019-12-01 03:44:24 s 1 +102681.38 6 +301963.42 7190.0 C57
2019-12-01 04:14:24 S 04 54 58.342 +45 08 39.16 V C57
2019-12-01 04:14:24 s 1 +101898.17 2 +303321.93 1210.0 C57
2019-12-01 04:44:24 S 04 54 55.025 +45 07 51.64 V C57
2019-12-01 04:44:24 s 1 +101111.01 0 +304668.85 1040.0 C57
2019-12-01 05:14:24 S 04 54 51.629 +45 07 03.07 V C57
2019-12-01 05:14:24 s 1 +100319.96 6 +306004.23 6860.0 C57
2019-12-01 05:44:24 S 04 54 48.149 +45 06 14.26 V C57
2019-12-01 05:44:24 s 1 +99525.105 0 +307328.12 8890.0 C57
2019-12-01 06:14:24 S 04 54 44.707 +45 05 22.78 V C57
2019-12-01 06:14:24 s 1 +98726.492 0 +308640.59 7320.0 C57
2019-12-01 06:44:24 S 04 54 41.326 +45 04 34.97 V C57
2019-12-01 06:44:24 s 1 +97924.190 0 +309941.68 2350.0 C57
2019-12-01 07:14:24 S 04 54 38.023 +45 03 45.22 V C57
2019-12-01 07:14:24 s 1 +97118.260 0 +311231.45 4160.0 C57
2019-12-01 07:44:24 S 04 54 34.658 +45 02 56.47 V C57
2019-12-01 07:44:24 s 1 +96308.765 0 +312509.96 2950.0 C57
2019-12-01 07:47:25 C 04 54 31.98 +44 49 51.6 q H45
2019-12-01 07:49:14 C 04 54 31.78 +44 49 48.4 q H45
2019-12-01 07:50:14 C 04 54 31.68 +44 49 46.7 q H45
2019-12-01 07:51:32 C 04 54 31.55 +44 49 44.4 q H45
2019-12-01 07:52:49 C 04 54 31.41 +44 49 42.2 q H45
2019-12-01 07:53:49 C 04 54 31.30 +44 49 40.4 q H45
2019-12-01 08:14:24 S 04 54 31.282 +45 02 07.55 V C57
2019-12-01 08:14:24 s 1 +95495.763 0 +313777.25 8900.0 C57
2019-12-01 08:44:24 S 04 54 27.883 +45 01 17.80 V C57
2019-12-01 08:44:24 s 1 +94679.314 0 +315033.37 2190.0 C57
2019-12-01 09:14:24 S 04 54 24.449 +45 00 29.16 V C57
2019-12-01 09:14:24 s 1 +93859.476 0 +316278.38 3000.0 C57
2019-12-01 09:44:24 S 04 54 21.113 +44 59 40.78 V C57