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
2019-12-18 23:44:24 s 1 -109950.22 3 +377064.51 5290.0 C57
2019-12-19 00:14:24 S 04 27 24.098 +34 27 28.04 V C57
2019-12-19 00:14:24 s 1 -110792.76 6 +376442.90 2100.0 C57
2019-12-19 00:44:24 S 04 27 23.086 +34 26 51.83 V C57
2019-12-19 00:44:24 s 1 -111632.85 3 +375813.25 6110.0 C57
2019-12-19 01:14:24 S 04 27 22.094 +34 26 14.42 V C57
2019-12-19 01:14:24 s 1 -112470.46 0 +375175.56 7250.0 C57
2019-12-19 01:44:24 S 04 27 21.031 +34 25 35.47 V C57
2019-12-19 01:44:24 s 1 -113305.56 2 +374529.82 5480.0 C57
2019-12-19 02:14:24 S 04 27 20.042 +34 24 59.15 V C57
2019-12-19 02:14:24 s 1 -114138.13 3 +373876.02 740.0 C57
2019-12-19 02:44:24 S 04 27 19.073 +34 24 21.92 V C57
2019-12-19 02:44:24 s 1 -114968.14 8 +373214.14 2980.0 C57
2019-12-19 03:14:24 S 04 27 17.890 +34 23 43.08 V C57
2019-12-19 03:14:24 s 1 -115795.58 1 +372544.18 2140.0 C57
2019-12-19 03:44:24 S 04 27 17.040 +34 23 07.80 V C57
2019-12-19 03:44:24 s 1 -116620.40 7 +371866.14 8170.0 C57
2019-12-19 04:14:24 S 04 27 16.054 +34 22 30.50 V C57
2019-12-19 04:14:24 s 1 -117442.60 0 +371179.99 1020.0 C57
2019-12-19 04:44:24 S 04 27 15.065 +34 21 52.45 V C57
2019-12-19 04:44:24 s 1 -118262.13 3 +370485.74 620.0 C57
2019-12-19 05:14:24 S 04 27 14.023 +34 21 15.19 V C57
2019-12-19 05:14:24 s 1 -119078.98 1 +369783.37 6930.0 C57
2019-12-19 05:44:24 S 04 27 13.075 +34 20 37.21 V C57
2019-12-19 05:44:24 s 1 -119893.11 6 +369072.87 9870.0 C57
2019-12-19 06:14:24 S 04 27 12.055 +34 20 00.67 V C57
2019-12-19 06:14:24 s 1 -120704.51 2 +368354.23 9410.0 C57
2019-12-19 06:44:24 S 04 27 11.191 +34 19 23.81 V C57
2019-12-19 06:44:24 s 1 -121513.14 2 +367627.44 5480.0 C57
2019-12-19 07:14:24 S 04 27 10.145 +34 18 47.23 V C57
2019-12-19 07:14:24 s 1 -122318.97 8 +366892.50 8020.0 C57
2019-12-19 07:44:24 S 04 27 09.173 +34 18 09.00 V C57
2019-12-19 07:44:24 s 1 -123121.99 5 +366149.38 6970.0 C57
2019-12-19 08:14:24 S 04 27 08.254 +34 17 33.04 V C57
2019-12-19 08:14:24 s 1 -123922.16 2 +365398.08 2280.0 C57
2019-12-19 08:39:39 C 04 28 05.52 +34 09 00.8 V T05
2019-12-19 08:44:24 S 04 27 07.198 +34 16 55.38 V C57
2019-12-19 08:44:24 s 1 -124719.45 4 +364638.59 3890.0 C57
2019-12-19 08:51:25 C 04 28 05.10 +34 08 46.7 V T05
2019-12-19 08:58:37 C 04 28 04.84 +34 08 38.2 V T05
2019-12-19 09:14:24 S 04 27 06.283 +34 16 19.24 V C57
2019-12-19 09:14:24 s 1 -125513.84 2 +363870.90 1740.0 C57
2019-12-19 09:17:47 C 04 28 04.16 +34 08 15.4 V T05
2019-12-19 09:44:24 S 04 27 05.314 +34 15 40.07 V C57
2019-12-19 09:44:24 s 1 -126305.29 7 +363094.99 5760.0 C57
2019-12-19 10:14:24 S 04 27 04.418 +34 15 03.89 V C57
2019-12-19 10:14:24 s 1 -127093.79 1 +362310.85 5900.0 C57
2019-12-19 10:44:24 S 04 27 03.425 +34 14 28.46 V C57
2019-12-19 10:44:24 s 1 -127879.29 6 +361518.47 2100.0 C57
2019-12-19 11:14:24 S 04 27 02.527 +34 13 49.98 V C57