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
2019-06-02 04:44:31 s 1 -209037.47 1 +161413.37 5150.0 C57
2019-06-02 05:14:31 S 15 55 37.265 -39 47 18.71 V C57
2019-06-02 05:14:31 s 1 -208921.57 8 +159333.30 9670.0 C57
2019-06-02 05:44:31 S 15 55 34.409 -39 47 09.20 V C57
2019-06-02 05:44:31 s 1 -208792.18 6 +157242.89 9730.0 C57
2019-06-02 07:44:31 S 15 55 21.674 -39 46 28.88 V C57
2019-06-02 07:44:31 s 1 -208135.86 1 +148777.64 830.0 C57
2019-06-02 08:14:31 S 15 55 18.394 -39 46 19.67 V C57
2019-06-02 08:14:31 s 1 -207936.11 6 +146635.38 7540.0 C57
2019-06-02 08:44:31 S 15 55 15.418 -39 46 10.38 V C57
2019-06-02 08:44:31 s 1 -207721.70 3 +144482.73 5250.0 C57
2019-06-02 09:14:31 S 15 55 12.202 -39 45 59.80 V C57
2019-06-02 09:14:31 s 1 -207492.41 2 +142319.69 3140.0 C57
2019-06-02 09:44:31 S 15 55 09.103 -39 45 48.92 V C57
2019-06-02 09:44:31 s 1 -207248.02 9 +140146.24 370.0 C57
2019-06-02 10:14:31 S 15 55 05.890 -39 45 40.21 V C57
2019-06-02 10:14:31 s 1 -206988.33 6 +137962.40 6110.0 C57
2019-06-02 10:44:31 S 15 55 02.765 -39 45 29.99 V C57
2019-06-02 10:44:31 s 1 -206713.11 1 +135768.15 9460.0 C57
2019-06-02 11:14:31 S 15 54 59.556 -39 45 23.65 V C57
2019-06-02 11:14:31 s 1 -206422.12 5 +133563.50 9540.0 C57
2019-06-02 11:44:31 S 15 54 56.179 -39 45 13.03 V C57
2019-06-02 11:44:31 s 1 -206115.14 7 +131348.46 5430.0 C57
2019-06-02 12:00:15 C 15 53 53.67 -39 47 47.8 q E89
2019-06-02 12:10:53 C 15 53 52.59 -39 47 42.7 q E89
2019-06-02 12:44:31 S 15 54 49.985 -39 44 49.52 V C57
2019-06-02 12:44:31 s 1 -205452.25 9 +126887.20 890.0 C57
2019-06-02 19:14:31 S 15 54 07.963 -39 42 38.56 V C57
2019-06-02 19:14:31 s 1 -199416.69 6 +96883.718 8460.0 C57
2019-06-02 22:14:31 S 15 53 47.969 -39 41 39.95 V C57
2019-06-02 22:14:31 s 1 -195502.77 3 +82460.674 5640.0 C57
2019-06-02 22:44:31 S 15 53 44.546 -39 41 28.72 V C57
2019-06-02 22:44:31 s 1 -194773.29 1 +80022.733 7070.0 C57
2019-06-03 00:14:31 S 15 53 34.853 -39 40 56.64 V C57
2019-06-03 00:14:31 s 1 -192444.84 7 +72652.084 8610.0 C57
2019-06-03 01:14:31 S 15 53 27.996 -39 40 37.49 V C57
2019-06-03 01:14:31 s 1 -190771.73 5 +67691.986 190.0 C57
2019-06-03 02:14:31 S 15 53 21.230 -39 40 18.66 V C57
2019-06-03 02:14:31 s 1 -188997.90 3 +62695.922 5970.0 C57
2019-06-03 02:44:31 S 15 53 17.666 -39 40 07.64 V C57
2019-06-03 02:44:31 s 1 -188072.07 1 +60184.741 6890.0 C57
2019-06-03 03:14:31 S 15 53 14.333 -39 39 55.51 V C57
2019-06-03 03:14:31 s 1 -187119.66 2 +57664.993 520.0 C57
2019-06-03 03:44:31 S 15 53 11.230 -39 39 46.73 V C57
2019-06-03 03:44:31 s 1 -186140.18 6 +55136.843 4790.0 C57
2019-06-03 04:14:31 S 15 53 07.646 -39 39 38.92 V C57
2019-06-03 04:14:31 s 1 -185133.13 9 +52600.464 7580.0 C57
2019-06-03 04:44:31 S 15 53 03.919 -39 39 26.57 V C57
2019-06-03 04:44:31 s 1 -184098.00 7 +50056.044 6700.0 C57
2019-06-03 05:14:31 S 15 53 00.696 -39 39 15.98 V C57