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
2019-09-14 06:14:27 S 14 24 07.207 +46 43 06.78 – V C57
2019-09-14 06:14:27 s 1 +111282.00 2 +271426.59 1250.0 – C57
2019-09-14 09:14:27 S 14 23 51.830 +46 54 31.50 – V C57
2019-09-14 09:14:27 s 1 +106088.27 9 +280675.03 4260.0 – C57
2019-09-14 09:44:27 S 14 23 49.061 +46 56 31.92 – V C57
2019-09-14 09:44:27 s 1 +105204.76 4 +282170.12 7300.0 – C57
2019-09-14 10:14:27 S 14 23 46.358 +46 58 31.04 – V C57
2019-09-14 10:14:27 s 1 +104316.38 6 +283652.16 920.0 – C57
2019-09-14 11:14:27 S 14 23 41.350 +47 02 11.15 – V C57
2019-09-14 11:14:27 s 1 +102525.39 7 +286577.35 1020.0 – C57
2019-09-14 11:44:27 S 14 23 38.484 +47 04 10.96 – V C57
2019-09-14 11:44:27 s 1 +101622.95 9 +288020.62 8070.0 – C57
2019-09-14 12:14:27 S 14 23 36.067 +47 06 01.01 – V C57
2019-09-14 12:14:27 s 1 +100716.00 7 +289451.09 6810.0 – C57
2019-09-14 13:14:27 S 14 23 30.595 +47 09 59.72 – V C57
2019-09-14 13:14:27 s 1 +98888.890 0 +292273.89 450.0 – C57
2019-09-14 13:44:27 S 14 23 27.960 +47 11 46.75 – V C57
2019-09-14 13:44:27 s 1 +97968.887 0 +293666.33 5880.0 – C57
2019-09-14 14:14:27 S 14 23 25.070 +47 13 48.14 – V C57
2019-09-14 14:14:27 s 1 +97044.695 0 +295046.22 4040.0 – C57
2019-09-14 14:44:27 S 14 23 22.284 +47 15 43.63 – V C57
2019-09-14 14:44:27 s 1 +96116.390 0 +296413.61 5200.0 – C57
2019-09-14 15:44:27 S 14 23 16.817 +47 19 34.14 – V C57
2019-09-14 15:44:27 s 1 +94247.746 0 +299111.14 7490.0 – C57
2019-09-14 16:14:27 S 14 23 13.997 +47 21 32.69 – V C57
2019-09-14 16:14:27 s 1 +93307.556 0 +300441.38 9090.0 – C57
2019-09-14 17:14:27 S 14 23 08.347 +47 25 24.67 – V C57
2019-09-14 17:14:27 s 1 +91415.803 0 +303065.12 4400.0 – C57
2019-09-14 17:44:27 S 14 23 05.681 +47 27 18.58 – V C57
2019-09-14 17:44:27 s 1 +90464.382 0 +304358.72 8560.0 – C57
2019-09-14 18:14:27 S 14 23 02.899 +47 29 13.52 – V C57
2019-09-14 18:14:27 s 1 +89509.356 0 +305640.22 7360.0 – C57
2019-09-14 18:44:27 S 14 22 59.911 +47 31 12.83 – V C57
2019-09-14 18:44:27 s 1 +88550.794 0 +306909.66 1020.0 – C57
2019-09-14 19:14:27 S 14 22 57.247 +47 33 01.40 – V C57
2019-09-14 19:14:27 s 1 +87588.763 0 +308167.11 9750.0 – C57
2019-09-14 19:44:27 S 14 22 54.367 +47 34 59.92 – V C57
2019-09-14 19:44:27 s 1 +86623.328 0 +309412.60 3770.0 – C57
2019-09-14 20:14:27 S 14 22 51.665 +47 36 52.13 – V C57
2019-09-14 20:14:27 s 1 +85654.555 0 +310646.20 3290.0 – C57
2019-09-14 20:44:27 S 14 22 48.610 +47 38 54.46 – V C57
2019-09-14 20:44:27 s 1 +84682.506 0 +311867.95 8510.0 – C57
2019-09-14 21:14:27 S 14 22 45.583 +47 40 56.57 – V C57
2019-09-14 21:14:27 s 1 +83707.245 0 +313077.90 9640.0 – C57
2019-09-14 22:14:27 S 14 22 40.128 +47 44 34.55 – V C57
2019-09-14 22:14:27 s 1 +81747.332 0 +315462.62 430.0 – C57
2019-09-14 22:44:27 S 14 22 37.001 +47 46 35.54 – V C57
2019-09-14 22:44:27 s 1 +80762.801 0 +316637.48 480.0 – C57
2019-09-14 23:14:27 S 14 22 34.298 +47 48 28.55 – V C57
2019-09-14 23:14:27 s 1 +79775.299 0 +317800.73 7220.0 – C57