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
2019-12-19 11:14:24 s 1 -128661.78 2 +360717.84 4290.0 C57
2019-12-19 11:44:24 S 04 27 01.584 +34 13 13.51 V C57
2019-12-19 11:44:24 s 1 -129441.21 9 +359908.94 2410.0 C57
2019-12-19 12:14:24 S 04 27 00.588 +34 12 35.46 V C57
2019-12-19 12:14:24 s 1 -130217.57 9 +359091.77 6410.0 C57
2019-12-19 12:44:24 S 04 26 59.664 +34 11 59.42 V C57
2019-12-19 12:44:24 s 1 -130990.83 2 +358266.30 6210.0 C57
2019-12-19 13:14:24 S 04 26 58.723 +34 11 20.94 V C57
2019-12-19 13:14:24 s 1 -131760.94 7 +357432.53 1760.0 C57
2019-12-19 13:44:24 S 04 26 57.874 +34 10 45.19 V C57
2019-12-19 13:44:24 s 1 -132527.89 4 +356590.44 2980.0 C57
2019-12-19 14:14:24 S 04 26 56.846 +34 10 08.54 V C57
2019-12-19 14:14:24 s 1 -133291.64 3 +355740.02 9820.0 C57
2019-12-19 14:44:24 S 04 26 55.999 +34 09 30.31 V C57
2019-12-19 14:44:24 s 1 -134052.16 2 +354881.26 2220.0 C57
2019-12-19 15:14:24 S 04 26 55.075 +34 08 55.46 V C57
2019-12-19 15:14:24 s 1 -134809.42 1 +354014.13 100.0 C57
2019-12-19 15:44:24 S 04 26 54.175 +34 08 16.33 V C57
2019-12-19 15:44:24 s 1 -135563.38 7 +353138.63 3390.0 C57
2019-12-19 16:14:24 S 04 26 53.110 +34 07 41.77 V C57
2019-12-19 16:14:24 s 1 -136314.03 0 +352254.75 2040.0 C57
2019-12-19 16:44:24 S 04 26 52.181 +34 07 02.50 V C57
2019-12-19 16:44:24 s 1 -137061.31 7 +351362.45 5970.0 C57
2019-12-19 17:14:24 S 04 26 51.307 +34 06 26.10 V C57
2019-12-19 17:14:24 s 1 -137805.21 5 +350461.74 5120.0 C57
2019-12-19 17:44:24 S 04 26 50.486 +34 05 48.91 V C57
2019-12-19 17:44:24 s 1 -138545.69 2 +349552.60 9410.0 C57
2019-12-19 18:14:24 S 04 26 49.570 +34 05 10.43 V C57
2019-12-19 18:14:24 s 1 -139282.71 5 +348635.00 8790.0 C57
2019-12-19 18:44:24 S 04 26 48.874 +34 04 38.86 V C57
2019-12-19 18:44:24 s 1 -140016.25 1 +347708.94 3170.0 C57
2019-12-19 19:44:24 S 04 26 46.874 +34 03 21.31 V C57
2019-12-19 19:44:24 s 1 -141472.72 4 +345831.36 6670.0 C57
2019-12-19 20:14:24 S 04 26 45.998 +34 02 46.39 V C57
2019-12-19 20:14:24 s 1 -142195.59 3 +344879.80 5650.0 C57
2019-12-19 20:44:24 S 04 26 45.060 +34 02 07.58 V C57
2019-12-19 20:44:24 s 1 -142914.83 8 +343919.71 9350.0 C57
2019-12-19 22:14:24 S 04 26 42.516 +34 00 16.16 V C57
2019-12-19 22:14:24 s 1 -145050.47 2 +340988.07 8040.0 C57
2019-12-19 22:44:24 S 04 26 41.580 +33 59 41.17 V C57
2019-12-19 22:44:24 s 1 -145754.86 3 +339993.68 9880.0 C57
2019-12-19 23:14:24 S 04 26 40.740 +33 59 03.30 V C57
2019-12-19 23:14:24 s 1 -146455.45 1 +338990.67 6060.0 C57
2019-12-19 23:44:24 S 04 26 39.876 +33 58 27.19 V C57
2019-12-19 23:44:24 s 1 -147152.19 8 +337979.01 6520.0 C57
2019-12-20 00:14:24 S 04 26 39.034 +33 57 51.05 V C57
2019-12-20 00:14:24 s 1 -147845.06 6 +336958.70 1160.0 C57
2019-12-20 00:44:24 S 04 26 38.131 +33 57 13.46 V C57
2019-12-20 00:44:24 s 1 -148534.01 7 +335929.72 9910.0 C57
2019-12-20 01:14:24 S 04 26 37.315 +33 56 35.02 V C57