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
2019-12-03 09:52:50 C 04 49 52.36 +43 24 25.9 V T05
2019-12-03 09:59:18 C 04 49 51.73 +43 24 15.0 V T05
2019-12-03 10:07:27 C 04 49 50.94 +43 24 01.3 V T05
2019-12-03 10:22:15 C 04 49 49.50 +43 23 36.5 V T05
2019-12-03 11:30:05 C 04 49 42.93 +43 21 41.7 V T05
2019-12-03 11:34:43 C 04 49 42.47 +43 21 34.1 V T05
2019-12-03 11:44:04 C 04 49 41.56 +43 21 17.9 V T05
2019-12-03 12:05:55 C 04 49 39.46 +43 20 40.5 V T05
2019-12-03 12:18:40 C 04 49 38.30 +43 20 19.6 V T05
2019-12-03 12:44:24 S 04 48 56.342 +43 34 41.38 V C57
2019-12-03 13:14:24 S 04 48 53.306 +43 33 50.40 V C57
2019-12-03 13:44:24 S 04 48 50.290 +43 32 58.67 V C57
2019-12-03 14:14:24 S 04 48 47.170 +43 32 07.66 V C57
2019-12-03 14:44:24 S 04 48 44.088 +43 31 16.97 V C57
2019-12-03 15:44:24 S 04 48 38.498 +43 29 37.86 V C57
2019-12-03 16:14:24 S 04 48 35.609 +43 28 46.88 V C57
2019-12-03 16:44:24 S 04 48 32.587 +43 27 56.59 V C57
2019-12-03 17:14:24 S 04 48 29.638 +43 27 05.98 V C57
2019-12-03 17:44:24 S 04 48 26.611 +43 26 13.45 V C57
2019-12-03 17:44:24 s 1 -10543.940 0 +394218.34 4150.0 C57
2019-12-03 18:14:24 S 04 48 23.688 +43 25 25.10 V C57
2019-12-03 18:14:24 s 1 -11506.516 0 +394406.08 5080.0 C57
2019-12-03 18:44:24 S 04 48 20.748 +43 24 33.44 V C57
2019-12-03 18:44:24 s 1 -12468.872 0 +394585.60 4390.0 C57
2019-12-03 19:14:24 S 04 48 17.820 +43 23 42.94 V C57
2019-12-03 19:14:24 s 1 -13430.988 0 +394756.92 2150.0 C57
2019-12-03 19:44:24 S 04 48 14.959 +43 22 54.23 V C57
2019-12-03 19:44:24 s 1 -14392.845 0 +394920.04 8400.0 C57
2019-12-03 20:14:24 S 04 48 12.098 +43 22 02.24 V C57
2019-12-03 20:14:24 s 1 -15354.423 0 +395074.98 3210.0 C57
2019-12-03 20:44:24 S 04 48 09.187 +43 21 10.66 V C57
2019-12-03 20:44:24 s 1 -16315.702 0 +395221.75 6620.0 C57
2019-12-03 21:14:24 S 04 48 06.110 +43 20 20.98 V C57
2019-12-03 21:14:24 s 1 -17276.663 0 +395360.34 8690.0 C57
2019-12-03 21:44:24 S 04 48 03.185 +43 19 31.08 V C57
2019-12-03 21:44:24 s 1 -18237.286 0 +395490.77 9480.0 C57
2019-12-03 22:14:24 S 04 48 00.319 +43 18 40.82 V C57
2019-12-03 22:14:24 s 1 -19197.551 0 +395613.05 9040.0 C57
2019-12-03 22:44:24 S 04 47 57.466 +43 17 50.28 V C57
2019-12-03 22:44:24 s 1 -20157.439 0 +395727.18 7410.0 C57
2019-12-03 23:14:24 S 04 47 54.497 +43 16 58.40 V C57
2019-12-03 23:14:24 s 1 -21116.931 0 +395833.17 4670.0 C57
2019-12-03 23:44:24 S 04 47 51.583 +43 16 07.93 V C57
2019-12-03 23:44:24 s 1 -22076.007 0 +395931.03 850.0 C57
2019-12-04 00:14:24 S 04 47 48.679 +43 15 17.24 V C57
2019-12-04 00:14:24 s 1 -23034.648 0 +396020.75 6020.0 C57
2019-12-04 00:44:24 S 04 47 45.804 +43 14 27.20 V C57
2019-12-04 00:44:24 s 1 -23992.834 0 +396102.36 220.0 C57
2019-12-04 01:14:24 S 04 47 42.967 +43 13 36.98 V C57
2019-12-04 01:14:24 s 1 -24950.546 0 +396175.85 3510.0 C57