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
2019-12-09 18:14:24 s 1 -165234.85 2 +81224.938 3740.0 C57
2019-12-09 18:44:24 S 04 37 34.104 +39 21 48.71 V C57
2019-12-09 18:44:24 s 1 -164340.85 1 +78493.765 2960.0 C57
2019-12-09 19:04:54 C 04 38 25.83 +39 18 56.0 q 006
2019-12-09 19:07:50 C 04 38 25.66 +39 18 52.0 q 006
2019-12-09 19:10:46 C 04 38 25.48 +39 18 48.3 q 006
2019-12-09 19:13:41 C 04 38 25.31 +39 18 44.5 q 006
2019-12-09 19:14:24 S 04 37 32.736 +39 20 58.49 V C57
2019-12-09 19:14:24 s 1 -163414.04 9 +75746.885 3210.0 C57
2019-12-09 19:16:38 C 04 38 25.10 +39 18 39.7 q 006
2019-12-09 19:19:34 C 04 38 24.91 +39 18 34.5 q 006
2019-12-09 19:22:29 C 04 38 24.69 +39 18 30.5 q 006
2019-12-09 19:25:26 C 04 38 24.50 +39 18 26.8 q 006
2019-12-09 19:44:24 S 04 37 31.498 +39 20 08.81 V C57
2019-12-09 19:44:24 s 1 -162453.56 3 +72984.351 2200.0 C57
2019-12-09 20:14:24 S 04 37 30.221 +39 19 18.44 V C57
2019-12-09 20:14:24 s 1 -161458.47 1 +70206.229 7560.0 C57
2019-12-09 20:44:24 S 04 37 28.925 +39 18 28.73 V C57
2019-12-09 20:44:24 s 1 -160427.81 9 +67412.602 6820.0 C57
2019-12-09 21:14:24 S 04 37 27.718 +39 17 36.53 V C57
2019-12-09 21:14:24 s 1 -159360.60 9 +64603.573 7390.0 C57
2019-12-09 21:44:24 S 04 37 26.434 +39 16 46.70 V C57
2019-12-09 21:44:24 s 1 -158255.80 5 +61779.261 6590.0 C57
2019-12-09 22:14:24 S 04 37 25.229 +39 15 56.52 V C57
2019-12-09 22:14:24 s 1 -157112.32 6 +58939.809 1610.0 C57
2019-12-09 22:44:24 S 04 37 24.005 +39 15 05.72 V C57
2019-12-09 22:44:24 s 1 -155929.04 7 +56085.384 9500.0 C57
2019-12-09 23:14:24 S 04 37 22.774 +39 14 14.64 V C57
2019-12-09 23:14:24 s 1 -154704.79 4 +53216.179 7210.0 C57
2019-12-09 23:44:24 S 04 37 21.602 +39 13 23.56 V C57
2019-12-09 23:44:24 s 1 -153438.34 2 +50332.416 1540.0 C57
2019-12-10 00:14:24 S 04 37 20.501 +39 12 34.99 V C57
2019-12-10 00:14:24 s 1 -152128.41 4 +47434.349 9120.0 C57
2019-12-10 00:44:24 S 04 37 19.334 +39 11 44.81 V C57
2019-12-10 00:44:24 s 1 -150773.67 9 +44522.269 6470.0 C57
2019-12-10 22:26:42 C 04 36 46.85 +38 38 14.9 q 160
2019-12-10 22:29:39 C 04 36 46.67 +38 38 10.5 q 160
2019-12-10 22:32:33 C 04 36 46.51 +38 38 06.2 q 160
2019-12-11 22:44:24 S 04 35 53.506 +38 04 54.55 V C57
2019-12-11 22:44:24 s 1 +133757.17 5 +63095.101 1720.0 C57
2019-12-11 23:44:24 S 04 35 50.081 +38 03 40.03 V C57
2019-12-11 23:44:24 s 1 +135430.43 5 +69552.242 3500.0 C57
2019-12-12 00:14:24 S 04 35 48.319 +38 03 02.56 V C57
2019-12-12 00:14:24 s 1 +136197.89 2 +72745.979 6620.0 C57
2019-12-12 00:44:24 S 04 35 46.507 +38 02 24.25 V C57
2019-12-12 00:44:24 s 1 +136921.38 2 +75916.372 40.0 C57
2019-12-12 01:14:24 S 04 35 44.813 +38 01 47.21 V C57
2019-12-12 01:14:24 s 1 +137602.42 4 +79063.372 7670.0 C57
2019-12-12 01:44:24 S 04 35 43.046 +38 01 09.70 V C57
2019-12-12 01:44:24 s 1 +138242.46 3 +82186.962 3220.0 C57