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
2019-05-29 04:44:31 s 1 -96357.224 0 +391170.25 6920.0 C57
2019-05-29 08:44:31 S 16 04 05.786 -40 15 02.45 V C57
2019-05-29 08:44:31 s 1 -103984.94 3 +387670.74 40.0 C57
2019-05-29 11:14:31 S 16 03 53.482 -40 14 21.88 V C57
2019-05-29 11:14:31 s 1 -108685.77 4 +385232.20 280.0 C57
2019-05-29 12:14:31 S 16 03 48.478 -40 14 03.48 V C57
2019-05-29 12:14:31 s 1 -110551.00 8 +384202.56 1860.0 C57
2019-05-29 12:44:31 S 16 03 45.593 -40 13 52.21 V C57
2019-05-29 12:44:31 s 1 -111480.29 9 +383676.10 3770.0 C57
2019-05-29 13:14:31 S 16 03 43.529 -40 13 44.40 V C57
2019-05-29 13:14:31 s 1 -112407.34 2 +383141.88 2980.0 C57
2019-05-29 13:44:31 S 16 03 41.347 -40 13 39.22 V C57
2019-05-29 13:44:31 s 1 -113332.11 5 +382599.90 9410.0 C57
2019-05-29 14:14:31 S 16 03 38.537 -40 13 30.00 V C57
2019-05-29 14:14:31 s 1 -114254.59 3 +382050.15 2950.0 C57
2019-05-29 15:44:31 S 16 03 31.039 -40 13 06.56 V C57
2019-05-29 15:44:31 s 1 -117008.03 1 +380354.24 5480.0 C57
2019-05-29 16:14:31 S 16 03 28.500 -40 12 58.28 V C57
2019-05-29 16:14:31 s 1 -117921.09 9 +379773.37 6650.0 C57
2019-05-29 16:44:31 S 16 03 25.990 -40 12 48.82 V C57
2019-05-29 16:44:31 s 1 -118831.75 6 +379184.71 4510.0 C57
2019-05-29 17:14:31 S 16 03 23.662 -40 12 41.22 V C57
2019-05-29 17:14:31 s 1 -119739.97 7 +378588.26 8970.0 C57
2019-05-29 17:44:31 S 16 03 21.194 -40 12 28.98 V C57
2019-05-29 17:44:31 s 1 -120645.73 9 +377984.01 9930.0 C57
2019-05-29 18:14:31 S 16 03 18.132 -40 12 26.82 V C57
2019-05-29 18:14:31 s 1 -121549.01 8 +377371.95 7310.0 C57
2019-05-29 19:14:31 S 16 03 13.625 -40 12 13.00 V C57
2019-05-29 19:14:31 s 1 -123348.02 6 +376124.41 960.0 C57
2019-05-29 19:44:31 S 16 03 10.939 -40 12 02.23 V C57
2019-05-29 19:44:31 s 1 -124243.70 7 +375488.91 7050.0 C57
2019-05-29 20:44:31 S 16 03 05.914 -40 11 42.43 V C57
2019-05-29 20:44:31 s 1 -126027.29 8 +374194.43 7290.0 C57
2019-05-29 22:14:31 S 16 02 58.589 -40 11 20.00 V C57
2019-05-29 22:14:31 s 1 -128682.88 2 +372193.93 6420.0 C57
2019-05-29 23:14:31 S 16 02 53.326 -40 11 01.82 V C57
2019-05-29 23:14:31 s 1 -130439.77 4 +370821.00 3930.0 C57
2019-05-29 23:44:31 S 16 02 50.700 -40 10 55.42 V C57
2019-05-29 23:44:31 s 1 -131314.09 4 +370122.73 5830.0 C57
2019-05-30 00:14:31 S 16 02 48.010 -40 10 44.22 V C57
2019-05-30 00:14:31 s 1 -132185.62 8 +369416.60 3030.0 C57
2019-05-30 00:44:31 S 16 02 45.458 -40 10 35.62 V C57
2019-05-30 00:44:31 s 1 -133054.35 0 +368702.59 5430.0 C57
2019-05-30 01:14:31 S 16 02 43.123 -40 10 27.48 V C57
2019-05-30 01:14:31 s 1 -133920.23 4 +367980.69 2940.0 C57
2019-05-30 01:44:31 S 16 02 40.630 -40 10 19.31 V C57
2019-05-30 01:44:31 s 1 -134783.25 3 +367250.89 5470.0 C57
2019-05-30 02:14:31 S 16 02 37.922 -40 10 10.92 V C57
2019-05-30 02:14:31 s 1 -135643.38 1 +366513.20 2900.0 C57
2019-05-30 02:44:31 S 16 02 35.503 -40 10 01.67 V C57