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
2019-06-08 05:14:31 s 1 +123377.67 5 +290577.55 4510.0 C57
2019-06-08 05:44:31 S 15 40 43.553 -38 25 54.01 V C57
2019-06-08 05:44:31 s 1 +122562.86 7 +292042.43 7600.0 C57
2019-06-08 06:14:31 S 15 40 40.838 -38 25 31.76 V C57
2019-06-08 06:14:31 s 1 +121743.46 0 +293496.31 3370.0 C57
2019-06-08 06:44:31 S 15 40 38.292 -38 25 11.64 V C57
2019-06-08 06:44:31 s 1 +120919.52 4 +294939.22 2120.0 C57
2019-06-08 07:14:31 S 15 40 35.712 -38 24 49.43 V C57
2019-06-08 07:14:31 s 1 +120091.13 2 +296371.22 4170.0 C57
2019-06-08 07:44:31 S 15 40 33.158 -38 24 27.86 V C57
2019-06-08 07:44:31 s 1 +119258.35 4 +297792.34 9830.0 C57
2019-06-08 08:14:31 S 15 40 30.595 -38 24 05.58 V C57
2019-06-08 08:14:31 s 1 +118421.25 7 +299202.62 9390.0 C57
2019-06-08 08:44:31 S 15 40 27.895 -38 23 43.98 V C57
2019-06-08 08:44:31 s 1 +117579.91 0 +300602.11 3170.0 C57
2019-06-08 09:14:31 S 15 40 25.440 -38 23 24.11 V C57
2019-06-08 09:14:31 s 1 +116734.37 9 +301990.84 1450.0 C57
2019-06-08 09:44:31 S 15 40 22.985 -38 23 01.72 V C57
2019-06-08 09:44:31 s 1 +115884.73 1 +303368.86 4520.0 C57
2019-06-08 10:14:31 S 15 40 20.395 -38 22 40.69 V C57
2019-06-08 10:14:31 s 1 +115031.03 1 +304736.19 2670.0 C57
2019-06-08 10:44:31 S 15 40 17.717 -38 22 18.95 V C57
2019-06-08 10:44:31 s 1 +114173.34 1 +306092.90 6180.0 C57
2019-06-08 11:14:31 S 15 40 15.206 -38 21 57.67 V C57
2019-06-08 11:14:31 s 1 +113311.72 6 +307439.00 5330.0 C57
2019-06-08 11:44:31 S 15 40 12.636 -38 21 34.78 V C57
2019-06-08 11:44:31 s 1 +112446.24 7 +308774.55 400.0 C57
2019-06-08 12:14:31 S 15 40 10.116 -38 21 14.69 V C57
2019-06-08 12:14:31 s 1 +111576.96 5 +310099.57 1650.0 C57
2019-06-08 12:44:31 S 15 40 07.462 -38 20 52.19 V C57
2019-06-08 12:44:31 s 1 +110703.94 1 +311414.11 9350.0 C57
2019-06-08 13:14:31 S 15 40 04.855 -38 20 30.26 V C57
2019-06-08 13:14:31 s 1 +109827.23 4 +312718.21 3760.0 C57
2019-06-08 13:44:31 S 15 40 02.230 -38 20 10.50 V C57
2019-06-08 13:44:31 s 1 +108946.90 3 +314011.89 5150.0 C57
2019-06-08 14:14:31 S 15 39 59.594 -38 19 47.93 V C57
2019-06-08 14:14:31 s 1 +108063.00 5 +315295.20 3770.0 C57
2019-06-08 15:14:31 S 15 39 54.922 -38 19 02.50 V C57
2019-06-08 15:14:31 s 1 +106284.73 9 +317830.85 3700.0 C57
2019-06-08 15:44:31 S 15 39 51.938 -38 18 41.98 V C57
2019-06-08 15:44:31 s 1 +105390.48 2 +319083.26 5510.0 C57
2019-06-08 16:14:31 S 15 39 49.327 -38 18 20.84 V C57
2019-06-08 16:14:31 s 1 +104492.88 1 +320325.44 5530.0 C57
2019-06-08 17:14:31 S 15 39 44.256 -38 17 36.92 V C57
2019-06-08 17:14:31 s 1 +102687.86 7 +322779.25 1210.0 C57
2019-06-08 18:14:31 S 15 39 39.014 -38 16 54.80 V C57
2019-06-08 18:14:31 s 1 +100870.12 1 +325192.55 2610.0 C57
2019-06-08 18:44:31 S 15 39 36.564 -38 16 33.35 V C57
2019-06-08 18:44:31 s 1 +99956.602 0 +326384.10 7270.0 C57
2019-06-08 19:14:31 S 15 39 33.919 -38 16 10.38 V C57