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
2019-12-01 21:14:24 s 1 +73303.210 0 +342945.75 9010.0 C57
2019-12-01 21:44:24 S 04 53 01.106 +44 39 51.91 V C57
2019-12-01 21:44:24 s 1 +72415.178 0 +343927.61 8730.0 C57
2019-12-01 22:14:24 S 04 52 57.854 +44 39 02.77 V C57
2019-12-01 22:14:24 s 1 +71524.999 0 +344899.48 9780.0 C57
2019-12-01 22:44:24 S 04 52 54.696 +44 38 14.82 V C57
2019-12-01 22:44:24 s 1 +70632.712 0 +345861.37 2310.0 C57
2019-12-01 23:14:24 S 04 52 51.247 +44 37 23.34 V C57
2019-12-01 23:14:24 s 1 +69738.357 0 +346813.33 6410.0 C57
2019-12-01 23:44:24 S 04 52 48.103 +44 36 35.06 V C57
2019-12-01 23:44:24 s 1 +68841.971 0 +347755.38 2220.0 C57
2019-12-02 00:14:24 S 04 52 44.750 +44 35 44.12 V C57
2019-12-02 00:14:24 s 1 +67943.593 0 +348687.57 9840.0 C57
2019-12-02 00:44:24 S 04 52 41.453 +44 34 53.44 V C57
2019-12-02 00:44:24 s 1 +67043.260 0 +349609.92 9390.0 C57
2019-12-02 01:14:24 S 04 52 38.227 +44 34 04.62 V C57
2019-12-02 01:14:24 s 1 +66141.008 0 +350522.48 990.0 C57
2019-12-02 01:44:24 S 04 52 34.889 +44 33 14.04 V C57
2019-12-02 01:44:24 s 1 +65236.876 0 +351425.26 4750.0 C57
2019-12-02 02:14:24 S 04 52 31.594 +44 32 24.43 V C57
2019-12-02 02:14:24 s 1 +64330.898 0 +352318.31 770.0 C57
2019-12-02 02:44:24 S 04 52 28.370 +44 31 35.80 V C57
2019-12-02 02:44:24 s 1 +63423.110 0 +353201.66 9180.0 C57
2019-12-02 03:14:24 S 04 52 25.046 +44 30 44.89 V C57
2019-12-02 03:14:24 s 1 +62513.549 0 +354075.33 60.0 C57
2019-12-02 03:44:24 S 04 52 21.790 +44 29 54.78 V C57
2019-12-02 03:44:24 s 1 +61602.247 0 +354939.36 3540.0 C57
2019-12-02 04:14:24 S 04 52 18.667 +44 29 04.70 V C57
2019-12-02 04:14:24 s 1 +60689.241 0 +355793.78 9710.0 C57
2019-12-02 04:44:24 S 04 52 15.454 +44 28 14.95 V C57
2019-12-02 04:44:24 s 1 +59774.564 0 +356638.62 8690.0 C57
2019-12-02 05:14:24 S 04 52 12.101 +44 27 24.95 V C57
2019-12-02 05:14:24 s 1 +58858.250 0 +357473.91 570.0 C57
2019-12-02 05:43:58 C 04 52 27.14 +44 12 06.0 U I41
2019-12-02 05:44:24 S 04 52 08.940 +44 26 34.98 V C57
2019-12-02 05:44:24 s 1 +57940.332 0 +358299.68 5450.0 C57
2019-12-02 05:52:03 C 04 52 26.31 +44 11 52.2 U I41
2019-12-02 05:53:24 C 04 52 26.18 +44 11 50.0 U I41
2019-12-02 06:14:24 S 04 52 05.724 +44 25 45.30 V C57
2019-12-02 06:14:24 s 1 +57020.844 0 +359115.95 3440.0 C57
2019-12-02 06:43:47 C 04 52 21.08 +44 10 25.1 U I41
2019-12-02 06:44:24 S 04 52 02.510 +44 24 55.58 V C57
2019-12-02 06:44:24 s 1 +56099.817 0 +359922.75 4640.0 C57
2019-12-02 06:45:07 C 04 52 20.95 +44 10 22.8 U I41
2019-12-02 06:46:29 C 04 52 20.81 +44 10 20.5 U I41
2019-12-02 06:54:27 C 04 52 20.00 +44 10 07.1 U I41
2019-12-02 07:14:24 S 04 51 59.383 +44 24 07.63 V C57
2019-12-02 07:14:24 s 1 +55177.283 0 +360720.12 9140.0 C57
2019-12-02 07:44:24 S 04 51 55.694 +44 23 12.44 V C57
2019-12-02 07:44:24 s 1 +54253.276 0 +361508.09 7040.0 C57