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
2019-06-03 05:14:31 s 1 -183034.26 1 +47503.781 9900.0 C57
2019-06-03 05:44:31 S 15 52 57.166 -39 39 05.00 V C57
2019-06-03 05:44:31 s 1 -181941.36 0 +44943.888 4890.0 C57
2019-06-03 06:14:31 S 15 52 53.794 -39 38 54.85 V C57
2019-06-03 06:14:31 s 1 -180818.74 7 +42376.592 9290.0 C57
2019-06-03 06:44:31 S 15 52 50.462 -39 38 43.80 V C57
2019-06-03 06:44:31 s 1 -179665.85 3 +39802.136 650.0 C57
2019-06-03 07:14:31 S 15 52 46.872 -39 38 33.50 V C57
2019-06-03 07:14:31 s 1 -178482.09 4 +37220.778 6450.0 C57
2019-06-03 07:44:31 S 15 52 43.200 -39 38 27.53 V C57
2019-06-03 07:44:31 s 1 -177266.87 1 +34632.795 4120.0 C57
2019-06-03 08:14:31 S 15 52 40.171 -39 38 13.96 V C57
2019-06-03 08:14:31 s 1 -176019.57 1 +32038.480 990.0 C57
2019-06-03 08:26:47 C 15 51 57.18 -39 38 49.7 V T05
2019-06-03 08:30:44 C 15 51 56.78 -39 38 48.0 V T05
2019-06-03 08:44:31 S 15 52 36.456 -39 38 03.23 V C57
2019-06-03 08:44:31 s 1 -174739.56 3 +29438.147 4330.0 C57
2019-06-03 08:55:58 C 15 51 54.19 -39 38 36.6 V T05
2019-06-03 09:04:33 C 15 51 53.32 -39 38 32.6 V T05
2019-06-03 09:14:31 S 15 52 32.969 -39 37 52.28 V C57
2019-06-03 09:14:31 s 1 -173426.20 2 +26832.130 1310.0 C57
2019-06-03 09:44:31 S 15 52 29.431 -39 37 40.98 V C57
2019-06-03 09:44:31 s 1 -172078.82 8 +24220.786 9040.0 C57
2019-06-03 10:14:31 S 15 52 25.735 -39 37 30.83 V C57
2019-06-03 10:14:31 s 1 -170696.76 3 +21604.492 4540.0 C57
2019-06-03 10:44:31 S 15 52 22.306 -39 37 20.78 V C57
2019-06-03 10:44:31 s 1 -169279.31 3 +18983.654 4730.0 C57
2019-06-03 11:44:31 S 15 52 15.365 -39 37 01.24 V C57
2019-06-03 11:44:31 s 1 -166335.39 4 +13730.094 6470.0 C57
2019-06-03 12:14:31 S 15 52 11.484 -39 36 49.64 V C57
2019-06-03 12:14:31 s 1 -164807.45 3 +11098.318 1430.0 C57
2019-06-03 12:44:31 S 15 52 08.074 -39 36 40.50 V C57
2019-06-03 12:44:31 s 1 -163241.17 8 + 8463.894 7900.0 C57
2019-06-03 13:14:31 S 15 52 04.584 -39 36 28.66 V C57
2019-06-03 13:14:31 s 1 -161635.79 1 + 5827.375 2350.0 C57
2019-06-03 13:44:31 S 15 52 01.094 -39 36 11.02 V C57
2019-06-03 13:44:31 s 1 -159990.49 1 + 3189.350 1130.0 C57
2019-06-03 14:14:31 S 15 51 57.665 -39 36 09.00 V C57
2019-06-03 14:14:31 s 1 -158304.46 5 + 550.446 530.0 C57
2019-06-03 15:14:31 S 15 51 49.968 -39 35 43.37 V C57
2019-06-03 15:14:31 s 1 -154806.88 1 - 4727.289 5670.0 C57
2019-06-03 15:44:31 S 15 51 46.752 -39 35 35.88 V C57
2019-06-03 15:44:31 s 1 -152993.60 5 - 7364.653 3420.0 C57
2019-06-03 16:44:31 S 15 51 38.844 -39 35 11.54 V C57
2019-06-03 16:44:31 s 1 -149233.66 4 -12632.351 8540.0 C57
2019-06-03 17:44:31 S 15 51 32.165 -39 34 48.00 V C57
2019-06-03 17:44:31 s 1 -145289.79 1 -17884.694 7500.0 C57
2019-06-03 18:14:31 S 15 51 27.742 -39 34 37.16 V C57
2019-06-03 18:14:31 s 1 -143246.54 6 -20502.645 4670.0 C57
2019-06-03 18:44:31 S 15 51 24.218 -39 34 25.68 V C57