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
2019-09-23 16:44:27 s 1 -129606.16 7 -28749.340 4600.0 C57
2019-09-23 17:14:27 S 13 36 55.721 +60 32 24.79 V C57
2019-09-23 17:14:27 s 1 -127126.95 5 -31378.641 3440.0 C57
2019-09-23 17:44:27 S 13 36 43.272 +60 33 47.84 V C57
2019-09-23 17:44:27 s 1 -124582.71 0 -33991.882 1060.0 C57
2019-09-23 18:14:27 S 13 36 31.997 +60 35 00.92 V C57
2019-09-23 18:14:27 s 1 -121971.97 9 -36586.975 2550.0 C57
2019-09-23 18:44:27 S 13 36 19.099 +60 36 25.20 V C57
2019-09-23 18:44:27 s 1 -119293.30 8 -39161.680 2920.0 C57
2019-09-23 19:14:27 S 13 36 07.210 +60 37 40.69 V C57
2019-09-23 19:14:27 s 1 -116545.24 7 -41713.597 7140.0 C57
2019-09-23 19:44:27 S 13 35 55.013 +60 38 57.70 V C57
2019-09-23 19:44:27 s 1 -113726.36 0 -44240.154 150.0 C57
2019-09-23 20:14:27 S 13 35 43.318 +60 40 13.04 V C57
2019-09-23 20:14:27 s 1 -110835.23 6 -46738.599 6880.0 C57
2019-09-25 04:44:27 S 13 25 12.720 +61 43 49.87 V C57
2019-09-25 04:44:27 s 1 +125599.86 7 + 2510.198 7380.0 C57
2019-09-25 08:14:27 S 13 24 24.204 +61 51 23.33 V C57
2019-09-25 08:14:27 s 1 +136047.48 1 +25592.834 2490.0 C57
2019-09-25 08:44:27 S 13 24 17.633 +61 52 28.45 V C57
2019-09-25 08:44:27 s 1 +137289.63 4 +28855.207 7860.0 C57
2019-09-25 09:14:27 S 13 24 10.745 +61 53 32.71 V C57
2019-09-25 09:14:27 s 1 +138474.76 0 +32105.549 6120.0 C57
2019-09-25 10:14:27 S 13 23 56.794 +61 55 50.09 V C57
2019-09-25 10:14:27 s 1 +140680.73 1 +38566.857 9390.0 C57
2019-09-25 11:14:27 S 13 23 44.340 +61 57 54.97 V C57
2019-09-25 11:14:27 s 1 +142678.44 6 +44970.946 7210.0 C57
2019-09-25 11:44:27 S 13 23 36.574 +61 59 08.66 V C57
2019-09-25 11:44:27 s 1 +143603.05 1 +48150.017 5680.0 C57
2019-09-25 12:14:27 S 13 23 29.786 +62 00 17.57 V C57
2019-09-25 12:14:27 s 1 +144480.10 0 +51313.084 2450.0 C57
2019-09-25 12:44:27 S 13 23 23.095 +62 01 23.38 V C57
2019-09-25 12:44:27 s 1 +145310.98 8 +54459.695 1330.0 C57
2019-09-25 13:14:27 S 13 23 16.241 +62 02 32.46 V C57
2019-09-25 13:14:27 s 1 +146097.06 4 +57589.448 6000.0 C57
2019-09-25 13:44:27 S 13 23 09.250 +62 03 41.94 V C57
2019-09-25 13:44:27 s 1 +146839.62 9 +60701.984 10.0 C57
2019-09-25 14:14:27 S 13 23 02.789 +62 04 46.74 V C57
2019-09-25 14:14:27 s 1 +147539.93 7 +63796.983 6830.0 C57
2019-09-25 14:44:27 S 13 22 55.265 +62 06 02.63 V C57
2019-09-25 14:44:27 s 1 +148199.20 0 +66874.164 9770.0 C57
2019-09-25 15:14:27 S 13 22 48.552 +62 07 09.16 V C57
2019-09-25 15:14:27 s 1 +148818.58 6 +69933.279 2080.0 C57
2019-09-25 15:44:27 S 13 22 42.098 +62 08 16.01 V C57
2019-09-25 15:44:27 s 1 +149399.22 3 +72974.110 6870.0 C57
2019-10-02 22:49:04 C 12 12 06.39 +68 38 44.3 V Z80
2019-10-02 22:50:59 C 12 12 05.50 +68 38 47.5 V Z80
2019-10-02 22:52:59 C 12 12 04.49 +68 38 50.9 V Z80
2019-10-02 22:54:49 C 12 12 03.65 +68 38 53.1 V Z80
2019-10-16 10:08:04 S 09 25 23.20 +71 03 30.7 L C51