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
2019-09-12 14:14:27 S 14 26 57.730 +44 14 29.80 – V C57
2019-09-12 14:14:27 s 1 +146590.76 9 +93933.172 9240.0 – C57
2019-09-12 14:44:27 S 14 26 56.002 +44 16 07.72 – V C57
2019-09-12 14:44:27 s 1 +146864.41 8 +96886.288 1300.0 – C57
2019-09-12 15:14:27 S 14 26 54.036 +44 17 55.10 – V C57
2019-09-12 15:14:27 s 1 +147106.60 3 +99818.575 3410.0 – C57
2019-09-12 15:44:27 S 14 26 52.181 +44 19 49.55 – V C57
2019-09-12 15:44:27 s 1 +147318.19 7 +102730.03 8130.0 – C57
2019-09-12 16:44:27 S 14 26 48.578 +44 23 19.03 – V C57
2019-09-12 16:44:27 s 1 +147652.96 2 +108490.54 5100.0 – C57
2019-09-12 17:14:27 S 14 26 46.620 +44 25 11.03 – V C57
2019-09-12 17:14:27 s 1 +147777.73 0 +111339.64 2010.0 – C57
2019-09-12 17:44:27 S 14 26 44.935 +44 26 52.30 – V C57
2019-09-12 17:44:27 s 1 +147875.10 7 +114168.04 840.0 – C57
2019-09-12 18:14:27 S 14 26 43.008 +44 28 42.82 – V C57
2019-09-12 18:14:27 s 1 +147945.82 4 +116975.78 3750.0 – C57
2019-09-12 18:44:27 S 14 26 41.122 +44 30 31.50 – V C57
2019-09-12 18:44:27 s 1 +147990.58 7 +119762.93 2800.0 – C57
2019-09-12 19:14:27 S 14 26 39.365 +44 32 14.32 – V C57
2019-09-12 19:14:27 s 1 +148010.07 7 +122529.56 0.0 – C57
2019-09-12 19:44:27 S 14 26 37.502 +44 34 01.56 – V C57
2019-09-12 19:44:27 s 1 +148004.95 1 +125275.74 7290.0 – C57
2019-09-12 20:14:27 S 14 26 35.779 +44 35 48.05 – V C57
2019-09-12 20:14:27 s 1 +147975.84 7 +128001.55 6550.0 – C57
2019-09-12 20:44:27 S 14 26 33.746 +44 37 38.96 – V C57
2019-09-12 20:44:27 s 1 +147923.37 7 +130707.08 9590.0 – C57
2019-09-12 21:14:27 S 14 26 31.656 +44 39 36.94 – V C57
2019-09-12 21:14:27 s 1 +147848.13 5 +133392.42 8180.0 – C57
2019-09-12 21:44:27 S 14 26 29.892 +44 41 18.64 – V C57
2019-09-12 21:44:27 s 1 +147750.69 7 +136057.67 4020.0 – C57
2019-09-12 22:14:27 S 14 26 28.042 +44 43 07.28 – V C57
2019-09-12 22:14:27 s 1 +147631.61 7 +138702.91 8780.0 – C57
2019-09-12 22:44:27 S 14 26 26.227 +44 44 52.40 – V C57
2019-09-12 22:44:27 s 1 +147491.43 3 +141328.26 4030.0 – C57
2019-09-12 23:14:27 S 14 26 24.293 +44 46 42.42 – V C57
2019-09-12 23:14:27 s 1 +147330.66 5 +143933.81 1360.0 – C57
2019-09-12 23:44:27 S 14 26 22.385 +44 48 32.29 – V C57
2019-09-12 23:44:27 s 1 +147149.81 5 +146519.68 2240.0 – C57
2019-09-13 00:14:27 S 14 26 20.417 +44 50 24.50 – V C57
2019-09-13 00:14:27 s 1 +146949.37 2 +149085.97 8160.0 – C57
2019-09-13 00:44:27 S 14 26 18.456 +44 52 11.86 – V C57
2019-09-13 00:44:27 s 1 +146729.80 6 +151632.80 510.0 – C57
2019-09-13 01:14:27 S 14 26 16.450 +44 54 04.93 – V C57
2019-09-13 01:14:27 s 1 +146491.57 6 +154160.26 680.0 – C57
2019-09-13 01:44:27 S 14 26 14.657 +44 55 53.47 – V C57
2019-09-13 01:44:27 s 1 +146235.12 4 +156668.49 10.0 – C57
2019-09-13 02:14:27 S 14 26 12.624 +44 57 39.38 – V C57
2019-09-13 02:14:27 s 1 +145960.88 0 +159157.58 9770.0 – C57
2019-09-13 02:44:27 S 14 26 10.675 +44 59 31.13 – V C57
2019-09-13 02:44:27 s 1 +145669.25 9 +161627.67 1240.0 – C57