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
2015-01-28 07:49:35 C 06 29 06.00 +20 43 37.7 R G45
2015-01-28 07:55:38 C 06 29 05.76 +20 43 36.4 R G45
2015-01-28 08:01:45 C 06 29 05.54 +20 43 35.5 R G45
2015-01-28 08:07:54 C 06 29 05.29 +20 43 34.0 R G45
2015-01-28 08:13:58 C 06 29 05.08 +20 43 33.2 R G45
2015-01-28 08:21:01 C 06 29 04.81 +20 43 32.3 R G45
2015-01-28 08:38:43 C 06 29 04.13 +20 43 28.7 R G45
2015-01-28 22:43:37 C 06 28 33.96 +20 41 03.0 q 160
2015-01-28 22:46:37 C 06 28 33.84 +20 41 03.3 q 160
2015-01-28 22:49:38 C 06 28 33.65 +20 41 03.2 q 160
2015-02-08 14:13:12 C 06 22 22.91 +20 02 38.5 q D29
2015-02-08 14:38:36 C 06 22 22.53 +20 02 35.2 q D29
2016-02-20 11:46:33 C 12 31 18.407 -19 13 44.67 L F51
2016-02-20 12:02:31 C 12 31 17.904 -19 13 45.45 L F51
2016-02-20 12:18:31 C 12 31 17.442 -19 13 46.68 L F51
2016-02-20 12:34:30 C 12 31 16.937 -19 13 47.53 L F51
2016-03-03 10:50:26 C 12 21 01.495 -19 15 07.64 L F51
2016-03-03 11:06:31 C 12 21 00.796 -19 15 06.79 L F51
2016-03-03 11:38:30 C 12 20 59.404 -19 15 04.90 L F51
2016-03-04 11:42:00 C 12 19 57.622 -19 13 34.00 L F51
2016-03-04 12:14:14 C 12 19 56.189 -19 13 31.80 L F51
2016-03-04 12:30:15 C 12 19 55.465 -19 13 30.62 L F51
2016-03-05 11:00:27 C 12 18 56.512 -19 11 50.70 L F51
2016-03-05 11:14:22 C 12 18 55.864 -19 11 49.60 L F51
2016-03-05 11:15:19 C 12 18 55.822 -19 11 49.49 L F51
2016-03-05 11:29:15 C 12 18 55.188 -19 11 48.47 L F51
2016-03-05 11:30:10 C 12 18 55.149 -19 11 48.31 L F51
2016-03-05 11:44:05 C 12 18 54.506 -19 11 47.18 L F51
2016-03-05 11:45:00 C 12 18 54.468 -19 11 47.28 L F51
2016-03-28 03:36:38 C 11 51 13.47 -17 22 02.2 L W84
2016-03-28 03:41:18 C 11 51 13.22 -17 22 00.8 L W84
2016-03-28 03:45:51 C 11 51 12.97 -17 21 59.4 L W84
2016-03-28 03:50:26 C 11 51 12.72 -17 21 58.0 L W84
2016-03-28 03:55:03 C 11 51 12.47 -17 21 56.5 L W84
2016-03-29 02:48:42 C 11 49 59.49 -17 14 42.4 L W84
2016-03-29 02:53:18 C 11 49 59.24 -17 14 41.0 L W84
2016-03-29 02:57:56 C 11 49 58.99 -17 14 39.5 L W84
2016-03-29 03:02:32 C 11 49 58.74 -17 14 38.1 L W84
2016-03-29 03:07:08 C 11 49 58.49 -17 14 36.6 L W84
2016-03-29 08:42:11 C 11 49 40.730 -17 12 53.58 L F51
2016-03-29 09:26:46 C 11 49 38.297 -17 12 39.35 L F51
2016-03-30 03:23:57 C 11 48 41.33 -17 06 45.2 L W84
2016-03-30 03:28:32 C 11 48 41.08 -17 06 43.7 L W84
2016-03-30 03:33:06 C 11 48 40.84 -17 06 42.2 L W84
2016-03-30 03:37:39 C 11 48 40.59 -17 06 40.7 L W84
2016-03-30 03:42:13 C 11 48 40.35 -17 06 39.2 L W84
2016-03-31 04:42:51 C 11 47 21.28 -16 58 22.2 L W84
2016-03-31 04:47:26 C 11 47 21.03 -16 58 20.7 L W84
2016-03-31 04:52:01 C 11 47 20.79 -16 58 19.1 L W84
2016-03-31 04:56:39 C 11 47 20.54 -16 58 17.6 L W84