IAA RAS IAA Minor Planet Database

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
2019-09-19 00:44:27 s 1 -123120.53 9 +357735.45 2250.0 – C57
2019-09-19 01:14:27 S 14 08 35.503 +54 07 10.45 – V C57
2019-09-19 01:14:27 s 1 -124037.56 3 +357071.62 8230.0 – C57
2019-09-19 01:44:27 S 14 08 29.033 +54 09 14.69 – V C57
2019-09-19 01:44:27 s 1 -124951.64 8 +356399.15 9100.0 – C57
2019-09-19 02:14:27 S 14 08 23.215 +54 11 08.45 – V C57
2019-09-19 02:14:27 s 1 -125862.76 5 +355718.06 4780.0 – C57
2019-09-19 02:44:27 S 14 08 17.827 +54 12 50.76 – V C57
2019-09-19 02:44:27 s 1 -126770.88 5 +355028.32 5190.0 – C57
2019-09-19 03:14:27 S 14 08 11.388 +54 14 55.72 – V C57
2019-09-19 03:14:27 s 1 -127675.97 6 +354329.94 230.0 – C57
2019-09-19 03:44:27 S 14 08 05.784 +54 16 45.59 – V C57
2019-09-19 03:44:27 s 1 -128578.01 0 +353622.91 9840.0 – C57
2019-09-19 04:14:27 S 14 07 59.244 +54 18 49.86 – V C57
2019-09-19 04:14:27 s 1 -129476.95 6 +352907.21 3910.0 – C57
2019-09-19 04:44:27 S 14 07 53.659 +54 20 35.09 – V C57
2019-09-19 04:44:27 s 1 -130372.78 2 +352182.86 2370.0 – C57
2019-09-19 05:14:27 S 14 07 47.849 +54 22 27.30 – V C57
2019-09-19 05:14:27 s 1 -131265.45 9 +351449.83 5120.0 – C57
2019-09-19 05:44:27 S 14 07 41.983 +54 24 16.56 – V C57
2019-09-19 05:44:27 s 1 -132154.95 4 +350708.13 2080.0 – C57
2019-09-19 06:14:27 S 14 07 35.525 +54 26 20.51 – V C57
2019-09-19 06:14:27 s 1 -133041.23 7 +349957.75 3170.0 – C57
2019-09-19 06:44:27 S 14 07 29.909 +54 28 04.48 – V C57
2019-09-19 06:44:27 s 1 -133924.27 6 +349198.68 8280.0 – C57
2019-09-19 07:14:27 S 14 07 24.007 +54 29 56.94 – V C57
2019-09-19 07:14:27 s 1 -134804.03 9 +348430.91 7340.0 – C57
2019-09-19 07:44:27 S 14 07 17.645 +54 31 54.55 – V C57
2019-09-19 07:44:27 s 1 -135680.49 4 +347654.43 240.0 – C57
2019-09-19 08:14:27 S 14 07 11.530 +54 33 47.84 – V C57
2019-09-19 08:14:27 s 1 -136553.60 8 +346869.25 6910.0 – C57
2019-09-19 08:44:27 S 14 07 05.573 +54 35 40.20 – V C57
2019-09-19 08:44:27 s 1 -137423.35 0 +346075.35 7250.0 – C57
2019-09-19 09:14:27 S 14 07 00.024 +54 37 25.54 – V C57
2019-09-19 09:14:27 s 1 -138289.68 6 +345272.72 1170.0 – C57
2019-09-19 09:44:27 S 14 06 52.951 +54 39 32.18 – V C57
2019-09-19 09:44:27 s 1 -139152.58 3 +344461.36 8570.0 – C57
2019-09-19 10:14:27 S 14 06 47.309 +54 41 14.82 – V C57
2019-09-19 10:14:27 s 1 -140012.00 8 +343641.26 9360.0 – C57
2019-09-19 10:44:27 S 14 06 41.244 +54 43 06.71 – V C57
2019-09-19 10:44:27 s 1 -140867.92 7 +342812.41 3450.0 – C57
2019-09-19 11:14:27 S 14 06 34.658 +54 45 02.74 – V C57
2019-09-19 11:14:27 s 1 -141720.30 7 +341974.79 740.0 – C57
2019-09-19 11:44:27 S 14 06 28.661 +54 46 54.95 – V C57
2019-09-19 11:44:27 s 1 -142569.11 2 +341128.42 1140.0 – C57
2019-09-19 12:14:27 S 14 06 22.414 +54 48 47.99 – V C57
2019-09-19 12:14:27 s 1 -143414.30 8 +340273.27 4540.0 – C57
2019-09-19 12:44:27 S 14 06 15.722 +54 50 45.74 – V C57
2019-09-19 12:44:27 s 1 -144255.86 2 +339409.33 860.0 – C57
2019-09-19 13:14:27 S 14 06 09.994 +54 52 31.33 – V C57