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
2019-12-16 01:14:24 s 1 +23176.248 0 +385121.36 800.0 C57
2019-12-16 01:44:24 S 04 30 18.470 +35 57 01.44 V C57
2019-12-16 01:44:24 s 1 +22199.212 0 +385635.26 9270.0 C57
2019-12-16 02:14:24 S 04 30 16.982 +35 56 21.37 V C57
2019-12-16 02:14:24 s 1 +21221.644 0 +386140.51 3780.0 C57
2019-12-16 02:44:24 S 04 30 15.610 +35 55 43.10 V C57
2019-12-16 02:44:24 s 1 +20243.571 0 +386637.10 4390.0 C57
2019-12-16 03:14:24 S 04 30 14.167 +35 55 04.58 V C57
2019-12-16 03:14:24 s 1 +19265.017 0 +387125.07 1160.0 C57
2019-12-16 03:44:24 S 04 30 12.691 +35 54 25.99 V C57
2019-12-16 03:44:24 s 1 +18286.007 0 +387604.43 4150.0 C57
2019-12-16 04:14:24 S 04 30 11.314 +35 53 46.75 V C57
2019-12-16 04:14:24 s 1 +17306.565 0 +388075.20 3420.0 C57
2019-12-16 04:44:24 S 04 30 09.835 +35 53 08.09 V C57
2019-12-16 04:44:24 s 1 +16326.715 0 +388537.40 9020.0 C57
2019-12-16 05:14:24 S 04 30 08.405 +35 52 30.11 V C57
2019-12-16 05:14:24 s 1 +15346.483 0 +388991.03 1010.0 C57
2019-12-16 05:44:24 S 04 30 07.006 +35 51 51.23 V C57
2019-12-16 05:44:24 s 1 +14365.891 0 +389436.12 9460.0 C57
2019-12-16 06:14:24 S 04 30 05.503 +35 51 12.96 V C57
2019-12-16 06:14:24 s 1 +13384.963 0 +389872.69 4400.0 C57
2019-12-16 06:44:24 S 04 30 04.111 +35 50 34.19 V C57
2019-12-16 06:44:24 s 1 +12403.723 0 +390300.75 5910.0 C57
2019-12-16 07:14:24 S 04 30 02.674 +35 49 54.73 V C57
2019-12-16 07:14:24 s 1 +11422.195 0 +390720.32 4030.0 C57
2019-12-16 07:44:24 S 04 30 01.250 +35 49 16.18 V C57
2019-12-16 07:44:24 s 1 +10440.402 0 +391131.40 8820.0 C57
2019-12-16 08:14:24 S 04 29 59.844 +35 48 38.20 V C57
2019-12-16 08:44:24 S 04 29 58.450 +35 47 58.96 V C57
2019-12-16 09:14:24 S 04 29 57.019 +35 47 20.08 V C57
2019-12-16 09:44:24 S 04 29 55.596 +35 46 41.12 V C57
2019-12-16 10:14:24 S 04 29 54.211 +35 46 02.89 V C57
2019-12-16 10:44:24 S 04 29 52.822 +35 45 24.19 V C57
2019-12-16 11:14:24 S 04 29 51.418 +35 44 45.92 V C57
2019-12-16 11:44:24 S 04 29 50.057 +35 44 06.90 V C57
2019-12-16 12:14:24 S 04 29 48.617 +35 43 28.16 V C57
2019-12-16 12:44:24 S 04 29 47.292 +35 42 49.64 V C57
2019-12-16 13:02:14 C 04 30 21.61 +35 32 38.2 V T08
2019-12-16 13:06:53 C 04 30 21.41 +35 32 32.1 V T08
2019-12-16 13:14:24 S 04 29 46.037 +35 42 13.72 V C57
2019-12-16 13:21:24 C 04 30 20.82 +35 32 12.8 V T08
2019-12-16 13:31:56 C 04 30 20.39 +35 31 58.8 V T08
2019-12-16 14:44:24 S 04 29 41.693 +35 40 15.06 V C57
2019-12-16 15:14:24 S 04 29 40.354 +35 39 37.51 V C57
2019-12-16 15:44:24 S 04 29 38.952 +35 38 57.91 V C57
2019-12-16 16:14:24 S 04 29 37.685 +35 38 20.44 V C57
2019-12-16 16:44:24 S 04 29 36.396 +35 37 42.31 V C57
2019-12-16 17:14:24 S 04 29 34.769 +35 37 02.39 V C57
2019-12-16 17:44:24 S 04 29 33.530 +35 36 23.98 V C57
2019-12-16 18:44:24 S 04 29 30.866 +35 35 07.51 V C57