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
2020-01-05 02:58:32 C 04 24 38.69 +27 56 21.1 q H45
2020-01-06 17:08:40 C 04 25 03.84 +27 30 47.7 V K83
2020-01-06 17:15:17 C 04 25 03.93 +27 30 44.3 V K83
2020-01-06 17:34:33 C 04 25 04.13 +27 30 32.2 V K83
2020-01-06 21:05:09 C 04 25 06.21 +27 28 16.0 V A16
2020-01-06 21:15:41 C 04 25 06.34 +27 28 09.1 V A16
2020-01-06 21:26:15 C 04 25 06.42 +27 28 02.6 V A16
2020-01-06 21:36:46 C 04 25 06.53 +27 27 55.8 V A16
2020-01-06 21:57:53 C 04 25 06.73 +27 27 42.3 V A16
2020-01-11 20:47:15 C 04 27 04.50 +26 17 50.3 V 160
2020-01-11 20:50:42 C 04 27 04.57 +26 17 48.5 V 160
2020-01-11 20:54:07 C 04 27 04.62 +26 17 46.5 V 160
2020-01-12 20:18:50 C 04 27 34.13 +26 05 27.9 V 160
2020-01-12 20:22:28 C 04 27 34.21 +26 05 26.1 V 160
2020-01-12 20:25:53 C 04 27 34.31 +26 05 24.9 V 160
2020-01-13 21:06:00 C 04 28 07.32 +25 52 55.8 V A16
2020-01-13 21:16:32 C 04 28 07.53 +25 52 50.4 V A16
2020-01-13 21:27:06 C 04 28 07.78 +25 52 45.1 V A16
2020-01-13 21:37:39 C 04 28 07.99 +25 52 40.1 V A16
2020-01-13 21:48:10 C 04 28 08.22 +25 52 34.6 V A16
2020-01-13 21:58:44 C 04 28 08.40 +25 52 29.5 V A16
2020-01-16 20:58:55 C 04 29 55.31 +25 19 15.0 V A16
2020-01-16 21:09:26 C 04 29 55.57 +25 19 10.3 V A16
2020-01-16 21:20:00 C 04 29 55.84 +25 19 05.6 V A16
2020-01-16 21:30:33 C 04 29 56.08 +25 19 01.0 V A16
2020-01-16 21:41:05 C 04 29 56.35 +25 18 56.2 V A16
2020-01-19 09:10:45 C 04 31 37.92 +24 53 57.9 V T05
2020-01-19 09:14:51 C 04 31 38.04 +24 53 56.2 V T05
2020-01-19 09:22:28 C 04 31 38.20 +24 53 52.8 V T05
2020-01-20 20:42:42 C 04 32 43.96 +24 40 03.4 V A16
2020-01-20 20:53:14 C 04 32 44.28 +24 39 59.1 V A16
2020-01-20 21:03:47 C 04 32 44.62 +24 39 55.2 V A16
2020-01-20 21:14:19 C 04 32 44.91 +24 39 51.4 V A16
2020-01-20 21:35:24 C 04 32 45.55 +24 39 43.2 V A16
2020-01-21 07:09:27 C 04 33 03.99 +24 36 12.7 V T08
2020-01-21 07:14:05 C 04 33 04.09 +24 36 11.2 V T08
2020-01-21 07:23:29 C 04 33 04.38 +24 36 07.6 V T08
2020-01-21 07:42:11 C 04 33 04.94 +24 36 00.6 V T08
2020-01-22 20:45:02 C 04 34 18.39 +24 22 35.4 V 160
2020-01-22 20:50:05 C 04 34 18.55 +24 22 33.3 V 160
2020-01-22 20:55:10 C 04 34 18.72 +24 22 31.4 V 160
2020-01-23 04:21:09 C 04 34 33.95 +24 19 58.5 V 703
2020-01-23 04:29:19 C 04 34 34.23 +24 19 55.8 V 703
2020-01-23 04:37:28 C 04 34 34.48 +24 19 52.8 V 703
2020-01-23 04:45:38 C 04 34 34.75 +24 19 50.1 V 703
2020-01-23 08:52:53 C 04 34 43.07 +24 18 26.9 V T05
2020-01-23 08:58:51 C 04 34 43.26 +24 18 25.2 V T05
2020-01-23 09:06:39 C 04 34 43.49 +24 18 22.0 V T05
2020-01-23 09:27:22 C 04 34 44.16 +24 18 14.4 V T05
2020-01-24 04:48:29 C 04 35 24.89 +24 11 42.1 V G96