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
2019-09-15 14:14:27 S 14 21 00.175 +48 46 46.88 – V C57
2019-09-15 14:14:27 s 1 +49030.115 0 +347516.22 2170.0 – C57
2019-09-15 14:44:27 S 14 20 56.957 +48 48 42.80 – V C57
2019-09-15 14:44:27 s 1 +47975.742 0 +348340.42 8500.0 – C57
2019-09-15 15:14:27 S 14 20 53.719 +48 50 36.42 – V C57
2019-09-15 15:14:27 s 1 +46919.917 0 +349154.26 6480.0 – C57
2019-09-15 15:44:27 S 14 20 50.047 +48 52 41.63 – V C57
2019-09-15 15:44:27 s 1 +45862.678 0 +349957.78 6210.0 – C57
2019-09-15 16:14:27 S 14 20 46.848 +48 54 36.25 – V C57
2019-09-15 16:14:27 s 1 +44804.063 0 +350751.00 7840.0 – C57
2019-09-15 16:44:27 S 14 20 43.402 +48 56 33.97 – V C57
2019-09-15 16:44:27 s 1 +43744.111 0 +351533.96 1470.0 – C57
2019-09-15 17:14:27 S 14 20 40.097 +48 58 25.90 – V C57
2019-09-15 17:14:27 s 1 +42682.858 0 +352306.69 7240.0 – C57
2019-09-15 17:44:27 S 14 20 37.056 +49 00 14.76 – V C57
2019-09-15 17:44:27 s 1 +41620.341 0 +353069.22 5250.0 – C57
2019-09-15 18:14:27 S 14 20 33.158 +49 02 27.02 – V C57
2019-09-15 18:14:27 s 1 +40556.597 0 +353821.57 5630.0 – C57
2019-09-15 18:44:27 S 14 20 30.074 +49 04 10.38 – V C57
2019-09-15 18:44:27 s 1 +39491.661 0 +354563.78 8500.0 – C57
2019-09-15 19:14:27 S 14 20 26.282 +49 06 20.74 – V C57
2019-09-15 19:14:27 s 1 +38425.570 0 +355295.87 3980.0 – C57
2019-09-15 19:44:27 S 14 20 23.323 +49 08 02.76 – V C57
2019-09-15 19:44:27 s 1 +37358.359 0 +356017.88 2160.0 – C57
2019-09-15 20:14:27 S 14 20 19.778 +49 10 01.88 – V C57
2019-09-15 20:14:27 s 1 +36290.063 0 +356729.82 3180.0 – C57
2019-09-15 20:44:27 S 14 20 16.061 +49 12 05.58 – V C57
2019-09-15 20:44:27 s 1 +35220.716 0 +357431.74 7150.0 – C57
2019-09-15 21:14:27 S 14 20 12.698 +49 13 59.34 – V C57
2019-09-15 21:14:27 s 1 +34150.354 0 +358123.65 4160.0 – C57
2019-09-15 21:44:27 S 14 20 08.933 +49 16 03.07 – V C57
2019-09-15 21:44:27 s 1 +33079.009 0 +358805.59 4350.0 – C57
2019-09-15 22:14:27 S 14 20 05.566 +49 17 56.62 – V C57
2019-09-15 22:14:27 s 1 +32006.715 0 +359477.58 7800.0 – C57
2019-09-15 23:44:27 S 14 19 55.162 +49 23 40.74 – V C57
2019-09-15 23:44:27 s 1 +28784.477 0 +361434.10 8890.0 – C57
2019-09-16 00:14:27 S 14 19 51.557 +49 25 36.26 – V C57
2019-09-16 00:14:27 s 1 +27708.721 0 +362066.55 6520.0 – C57
2019-09-16 01:14:27 S 14 19 44.381 +49 29 31.81 – V C57
2019-09-16 01:14:27 s 1 +25554.887 0 +363302.01 3280.0 – C57
2019-09-16 01:44:27 S 14 19 40.714 +49 31 27.88 – V C57
2019-09-16 01:44:27 s 1 +24476.872 0 +363905.07 2630.0 – C57
2019-09-16 02:14:27 S 14 19 37.265 +49 33 21.02 – V C57
2019-09-16 02:14:27 s 1 +23398.168 0 +364498.38 6090.0 – C57
2019-09-16 02:44:27 S 14 19 33.053 +49 35 34.26 – V C57
2019-09-16 02:44:27 s 1 +22318.806 0 +365081.96 3760.0 – C57
2019-09-16 03:14:27 S 14 19 29.928 +49 37 17.83 – V C57
2019-09-16 03:14:27 s 1 +21238.815 0 +365655.85 5740.0 – C57
2019-09-16 03:44:27 S 14 19 26.342 +49 39 11.88 – V C57
2019-09-16 03:44:27 s 1 +20158.228 0 +366220.06 2130.0 – C57