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
2019-09-16 04:14:27 S 14 19 22.157 +49 41 23.86 – V C57
2019-09-16 04:14:27 s 1 +19077.073 0 +366774.61 3020.0 – C57
2019-09-16 04:44:27 S 14 19 18.619 +49 43 15.46 – V C57
2019-09-16 04:44:27 s 1 +17995.382 0 +367319.53 8530.0 – C57
2019-09-16 05:14:27 S 14 19 15.307 +49 45 02.81 – V C57
2019-09-16 05:14:27 s 1 +16913.184 0 +367854.84 8730.0 – C57
2019-09-16 06:14:27 S 14 19 07.080 +49 49 08.36 – V C57
2019-09-16 06:14:27 s 1 +14747.386 0 +368896.72 3620.0 – C57
2019-09-16 06:44:27 S 14 19 03.948 +49 50 57.44 – V C57
2019-09-16 06:44:27 s 1 +13663.844 0 +369403.34 8490.0 – C57
2019-09-16 07:44:27 S 14 18 56.035 +49 54 59.69 – V C57
2019-09-16 07:44:27 s 1 +11495.621 0 +370388.01 3560.0 – C57
2019-09-16 08:14:27 S 14 18 52.558 +49 56 48.23 – V C57
2019-09-16 08:14:27 s 1 +10410.996 0 +370866.11 3940.0 – C57
2019-09-16 08:44:27 S 14 18 49.097 +49 58 35.94 – V C57
2019-09-16 09:44:27 S 14 18 41.251 +50 02 36.10 – V C57
2019-09-16 10:14:27 S 14 18 37.500 +50 04 28.52 – V C57
2019-09-16 10:44:27 S 14 18 33.605 +50 06 29.95 – V C57
2019-09-16 11:14:27 S 14 18 29.611 +50 08 29.54 – V C57
2019-09-16 11:44:27 S 14 18 25.524 +50 10 34.14 – V C57
2019-09-16 12:14:27 S 14 18 21.554 +50 12 30.64 – V C57
2019-09-16 12:44:27 S 14 18 17.995 +50 14 18.28 – V C57
2019-09-16 13:14:27 S 14 18 14.280 +50 16 09.77 – V C57
2019-09-16 13:44:27 S 14 18 10.066 +50 18 14.54 – V C57
2019-09-16 14:14:27 S 14 18 06.094 +50 20 09.82 – V C57
2019-09-16 14:44:27 S 14 18 02.474 +50 21 55.55 – V C57
2019-09-16 15:14:27 S 14 17 58.370 +50 23 57.16 – V C57
2019-09-16 15:44:27 S 14 17 54.324 +50 25 57.97 – V C57
2019-09-16 16:14:27 S 14 17 50.323 +50 27 52.34 – V C57
2019-09-16 16:44:27 S 14 17 46.219 +50 29 50.32 – V C57
2019-09-16 17:14:27 S 14 17 42.223 +50 31 48.14 – V C57
2019-09-16 17:44:27 S 14 17 38.474 +50 33 38.48 – V C57
2019-09-16 17:44:27 s 1 -10223.368 0 +378173.68 7900.0 – C57
2019-09-16 18:44:27 S 14 17 29.923 +50 37 43.43 – V C57
2019-09-16 18:44:27 s 1 -12394.237 0 +378749.26 2680.0 – C57
2019-09-16 19:14:27 S 14 17 26.278 +50 39 27.76 – V C57
2019-09-16 19:14:27 s 1 -13479.304 0 +379023.40 710.0 – C57
2019-09-16 20:14:27 S 14 17 17.813 +50 43 29.17 – V C57
2019-09-16 20:14:27 s 1 -15648.578 0 +379544.44 8460.0 – C57
2019-09-16 20:44:27 S 14 17 13.661 +50 45 26.35 – V C57
2019-09-16 20:44:27 s 1 -16732.736 0 +379791.37 8330.0 – C57
2019-09-16 21:14:27 S 14 17 09.396 +50 47 25.76 – V C57
2019-09-16 21:14:27 s 1 -17816.541 0 +380029.26 5640.0 – C57
2019-09-16 21:44:27 S 14 17 05.294 +50 49 21.83 – V C57
2019-09-16 21:44:27 s 1 -18899.968 0 +380258.12 460.0 – C57
2019-09-16 22:14:27 S 14 17 01.358 +50 51 10.08 – V C57
2019-09-16 22:14:27 s 1 -19982.993 0 +380477.97 2870.0 – C57
2019-09-16 22:44:27 S 14 16 57.079 +50 53 12.59 – V C57
2019-09-16 22:44:27 s 1 -21065.593 0 +380688.82 2950.0 – C57
2019-09-16 23:41:36 C 14 12 26.57 +51 15 51.1 – q I15