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 13:14:27 s 1 -145093.73 7 +338536.60 9990.0 – C57
2019-09-19 13:44:27 S 14 06 04.418 +54 54 13.86 – V C57
2019-09-19 13:44:27 s 1 -145927.89 8 +337655.07 1840.0 – C57
2019-09-19 14:14:27 S 14 05 57.497 +54 56 15.07 – V C57
2019-09-19 14:14:27 s 1 -146758.30 9 +336764.72 6300.0 – C57
2019-09-19 14:44:27 S 14 05 50.957 +54 58 11.24 – V C57
2019-09-19 14:44:27 s 1 -147584.93 5 +335865.56 3280.0 – C57
2019-09-19 15:14:27 S 14 05 44.340 +55 00 08.10 – V C57
2019-09-19 15:14:27 s 1 -148407.73 9 +334957.56 2670.0 – C57
2019-09-19 15:44:27 S 14 05 38.227 +55 01 57.72 – V C57
2019-09-19 15:44:27 s 1 -149226.68 5 +334040.73 4370.0 – C57
2019-09-19 16:14:27 S 14 05 32.210 +55 03 41.18 – V C57
2019-09-19 16:14:27 s 1 -150041.73 4 +333115.04 8280.0 – C57
2019-09-19 16:44:27 S 14 05 24.893 +55 05 49.31 – V C57
2019-09-19 16:44:27 s 1 -150852.85 1 +332180.49 4290.0 – C57
2019-09-19 17:14:27 S 14 05 19.366 +55 07 27.70 – V C57
2019-09-19 17:14:27 s 1 -151659.99 7 +331237.07 2300.0 – C57
2019-09-19 17:44:27 S 14 05 12.562 +55 09 23.87 – V C57
2019-09-19 17:44:27 s 1 -152463.13 4 +330284.77 2200.0 – C57
2019-09-19 18:14:27 S 14 05 05.710 +55 11 22.63 – V C57
2019-09-19 18:14:27 s 1 -153262.22 4 +329323.57 3890.0 – C57
2019-09-19 19:14:27 S 14 04 53.057 +55 15 00.97 – V C57
2019-09-19 19:14:27 s 1 -154848.10 6 +327374.45 2200.0 – C57
2019-09-19 19:44:27 S 14 04 47.587 +55 16 48.90 – V C57
2019-09-19 19:44:27 s 1 -155634.82 0 +326386.51 8590.0 – C57
2019-09-19 20:14:27 S 14 04 40.483 +55 18 35.39 – V C57
2019-09-19 20:14:27 s 1 -156417.32 9 +325389.63 6330.0 – C57
2019-09-19 20:44:27 S 14 04 33.612 +55 20 33.76 – V C57
2019-09-19 20:44:27 s 1 -157195.59 4 +324383.80 5310.0 – C57
2019-09-19 21:14:27 S 14 04 27.439 +55 22 18.52 – V C57
2019-09-19 21:14:27 s 1 -157969.57 2 +323369.00 5410.0 – C57
2019-09-19 21:44:27 S 14 04 20.407 +55 24 15.88 – V C57
2019-09-19 21:44:27 s 1 -158739.22 4 +322345.23 6520.0 – C57
2019-09-19 22:14:27 S 14 04 13.687 +55 26 09.92 – V C57
2019-09-19 22:14:27 s 1 -159504.50 8 +321312.48 8520.0 – C57
2019-09-19 23:14:27 S 14 04 00.144 +55 29 56.29 – V C57
2019-09-19 23:14:27 s 1 -161021.80 1 +319219.95 4740.0 – C57
2019-09-19 23:44:27 S 14 03 53.822 +55 31 42.67 – V C57
2019-09-19 23:44:27 s 1 -161773.72 6 +318160.16 8720.0 – C57
2019-09-20 00:14:27 S 14 03 47.263 +55 33 28.15 – V C57
2019-09-20 00:14:27 s 1 -162521.11 2 +317091.33 3110.0 – C57
2019-09-20 00:44:27 S 14 03 40.994 +55 35 12.66 – V C57
2019-09-20 00:44:27 s 1 -163263.91 5 +316013.44 7810.0 – C57
2019-09-20 01:14:27 S 14 03 33.562 +55 37 15.28 – V C57
2019-09-20 01:14:27 s 1 -164002.09 2 +314926.50 2680.0 – C57
2019-09-20 01:44:27 S 14 03 26.981 +55 39 02.48 – V C57
2019-09-20 01:44:27 s 1 -164735.59 7 +313830.47 7600.0 – C57
2019-09-20 02:14:27 S 14 03 19.742 +55 41 02.04 – V C57
2019-09-20 02:14:27 s 1 -165464.38 6 +312725.35 2450.0 – C57
2019-09-20 02:44:27 S 14 03 13.128 +55 42 49.79 – V C57