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
2019-06-01 03:44:31 s 1 -200864.04 9 +252626.13 4960.0 C57
2019-06-01 04:44:31 S 15 58 03.818 -39 55 07.14 V C57
2019-06-01 04:44:31 s 1 -201624.14 3 +249442.82 5010.0 C57
2019-06-01 05:14:31 S 15 58 01.150 -39 55 00.95 V C57
2019-06-01 05:14:31 s 1 -201992.92 1 +247837.13 2250.0 C57
2019-06-01 05:44:31 S 15 57 58.138 -39 54 53.96 V C57
2019-06-01 05:44:31 s 1 -202354.08 0 +246222.07 7250.0 C57
2019-06-01 06:14:31 S 15 57 55.056 -39 54 41.90 V C57
2019-06-01 06:14:31 s 1 -202707.53 8 +244597.61 9710.0 C57
2019-06-01 06:44:31 S 15 57 52.356 -39 54 33.52 V C57
2019-06-01 06:44:31 s 1 -203053.21 4 +242963.73 9320.0 C57
2019-06-01 07:14:31 S 15 57 49.483 -39 54 23.65 V C57
2019-06-01 07:14:31 s 1 -203391.02 4 +241320.40 5770.0 C57
2019-06-01 07:44:31 S 15 57 46.505 -39 54 14.33 V C57
2019-06-01 07:44:31 s 1 -203720.88 3 +239667.60 8750.0 C57
2019-06-01 08:14:31 S 15 57 43.663 -39 54 05.36 V C57
2019-06-01 08:14:31 s 1 -204042.70 4 +238005.32 7950.0 C57
2019-06-01 08:44:31 S 15 57 40.783 -39 53 56.08 V C57
2019-06-01 08:44:31 s 1 -204356.40 0 +236333.52 3040.0 C57
2019-06-01 09:14:31 S 15 57 37.882 -39 53 46.64 V C57
2019-06-01 09:14:31 s 1 -204661.88 3 +234652.20 3680.0 C57
2019-06-01 09:44:31 S 15 57 34.774 -39 53 36.67 V C57
2019-06-01 09:44:31 s 1 -204959.06 1 +232961.32 9550.0 C57
2019-06-01 09:45:14 C 15 56 22.12 -39 58 56.6 V T08
2019-06-01 09:49:52 C 15 56 21.65 -39 58 54.8 V T08
2019-06-01 09:58:51 C 15 56 20.75 -39 58 51.4 V T08
2019-06-01 10:14:31 S 15 57 32.002 -39 53 27.10 V C57
2019-06-01 10:14:31 s 1 -205247.84 4 +231260.87 310.0 C57
2019-06-01 10:22:54 C 15 56 18.34 -39 58 41.6 V T08
2019-06-01 10:44:31 S 15 57 29.083 -39 53 17.66 V C57
2019-06-01 10:44:31 s 1 -205528.13 7 +229550.81 5610.0 C57
2019-06-01 11:14:31 S 15 57 26.148 -39 53 08.66 V C57
2019-06-01 11:14:31 s 1 -205799.84 8 +227831.14 5100.0 C57
2019-06-01 11:44:31 S 15 57 23.234 -39 52 58.94 V C57
2019-06-01 11:44:31 s 1 -206062.87 9 +226101.82 8420.0 C57
2019-06-01 12:14:31 S 15 57 20.155 -39 52 49.98 V C57
2019-06-01 12:14:31 s 1 -206317.13 4 +224362.84 5220.0 C57
2019-06-01 12:44:31 S 15 57 17.203 -39 52 40.04 V C57
2019-06-01 12:44:31 s 1 -206562.51 2 +222614.18 5110.0 C57
2019-06-01 13:14:31 S 15 57 14.261 -39 52 30.22 V C57
2019-06-01 13:14:31 s 1 -206798.91 3 +220855.80 7730.0 C57
2019-06-01 13:44:31 S 15 57 11.419 -39 52 21.22 V C57
2019-06-01 13:44:31 s 1 -207026.23 6 +219087.69 2700.0 C57
2019-06-01 14:14:31 S 15 57 08.405 -39 52 12.25 V C57
2019-06-01 14:14:31 s 1 -207244.37 5 +217309.83 9620.0 C57
2019-06-01 14:44:31 S 15 57 05.340 -39 52 04.08 V C57
2019-06-01 14:44:31 s 1 -207453.22 5 +215522.19 8110.0 C57
2019-06-01 15:14:31 S 15 57 02.306 -39 51 52.88 V C57
2019-06-01 15:14:31 s 1 -207652.67 9 +213724.76 7750.0 C57
2019-06-01 15:44:31 S 15 56 59.422 -39 51 41.87 V C57