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
2019-12-14 06:14:24 s 1 +101827.08 2 +305795.50 6480.0 C57
2019-12-14 06:44:24 S 04 32 33.967 +36 52 53.29 V C57
2019-12-14 06:44:24 s 1 +101021.44 7 +307156.89 9090.0 C57
2019-12-14 07:14:24 S 04 32 32.261 +36 52 13.37 V C57
2019-12-14 07:14:24 s 1 +100211.82 5 +308506.78 9240.0 C57
2019-12-14 07:44:24 S 04 32 30.569 +36 51 35.24 V C57
2019-12-14 07:44:24 s 1 +99398.282 0 +309845.20 7090.0 C57
2019-12-14 08:14:24 S 04 32 28.927 +36 50 56.47 V C57
2019-12-14 08:14:24 s 1 +98580.883 0 +311172.21 2820.0 C57
2019-12-14 08:44:24 S 04 32 27.185 +36 50 16.22 V C57
2019-12-14 08:44:24 s 1 +97759.693 0 +312487.86 6600.0 C57
2019-12-14 09:14:24 S 04 32 25.522 +36 49 37.96 V C57
2019-12-14 09:14:24 s 1 +96934.776 0 +313792.21 8580.0 C57
2019-12-14 09:44:24 S 04 32 23.870 +36 48 59.54 V C57
2019-12-14 09:44:24 s 1 +96106.195 0 +315085.31 8940.0 C57
2019-12-14 10:14:24 S 04 32 22.171 +36 48 18.22 V C57
2019-12-14 10:14:24 s 1 +95274.011 0 +316367.20 7820.0 C57
2019-12-14 10:44:24 S 04 32 20.513 +36 47 40.78 V C57
2019-12-14 10:44:24 s 1 +94438.286 0 +317637.94 5390.0 C57
2019-12-14 11:14:24 S 04 32 18.826 +36 47 01.72 V C57
2019-12-14 11:14:24 s 1 +93599.078 0 +318897.58 1800.0 C57
2019-12-14 11:44:24 S 04 32 17.114 +36 46 22.30 V C57
2019-12-14 11:44:24 s 1 +92756.447 0 +320146.17 7190.0 C57
2019-12-14 12:14:24 S 04 32 15.521 +36 45 43.60 V C57
2019-12-14 12:14:24 s 1 +91910.451 0 +321383.75 1710.0 C57
2019-12-14 12:44:24 S 04 32 13.855 +36 45 04.14 V C57
2019-12-14 12:44:24 s 1 +91061.148 0 +322610.37 5520.0 C57
2019-12-14 13:14:24 S 04 32 12.149 +36 44 26.09 V C57
2019-12-14 13:14:24 s 1 +90208.593 0 +323826.08 8740.0 C57
2019-12-14 13:44:24 S 04 32 10.531 +36 43 45.48 V C57
2019-12-14 13:44:24 s 1 +89352.842 0 +325030.92 1540.0 C57
2019-12-14 14:14:24 S 04 32 08.842 +36 43 06.92 V C57
2019-12-14 14:14:24 s 1 +88493.951 0 +326224.95 4030.0 C57
2019-12-14 14:44:24 S 04 32 07.152 +36 42 28.08 V C57
2019-12-14 14:44:24 s 1 +87631.972 0 +327408.20 6350.0 C57
2019-12-14 15:14:24 S 04 32 05.599 +36 41 48.88 V C57
2019-12-14 15:14:24 s 1 +86766.959 0 +328580.72 8650.0 C57
2019-12-14 15:44:24 S 04 32 03.946 +36 41 10.39 V C57
2019-12-14 15:44:24 s 1 +85898.965 0 +329742.56 1050.0 C57
2019-12-14 16:14:24 S 04 32 02.282 +36 40 31.76 V C57
2019-12-14 16:14:24 s 1 +85028.041 0 +330893.75 3680.0 C57
2019-12-14 16:44:24 S 04 32 00.600 +36 39 50.18 V C57
2019-12-14 16:44:24 s 1 +84154.239 0 +332034.35 6680.0 C57
2019-12-14 17:14:24 S 04 31 58.994 +36 39 13.07 V C57
2019-12-14 17:14:24 s 1 +83277.607 0 +333164.39 150.0 C57
2019-12-14 17:44:24 S 04 31 57.338 +36 38 34.58 V C57
2019-12-14 17:44:24 s 1 +82398.198 0 +334283.91 4240.0 C57
2019-12-14 18:14:24 S 04 31 55.723 +36 37 53.87 V C57
2019-12-14 18:14:24 s 1 +81516.058 0 +335392.96 9050.0 C57
2019-12-14 18:44:24 S 04 31 54.067 +36 37 15.74 V C57