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
2024-11-20 05:05:39 C 20 44 42.110 +02 40 00.98 V T08
2024-11-20 05:10:17 C 20 44 43.250 +02 40 06.13 V T08
2024-11-21 02:48:00 C 20 50 10.547 +03 05 42.68 V 703
2024-11-21 02:51:15 C 20 50 11.425 +03 05 47.00 V 703
2024-11-21 02:54:31 C 20 50 12.170 +03 05 51.07 V 703
2024-11-21 02:57:47 C 20 50 12.941 +03 05 55.86 V 703
2024-11-22 01:43:11 C 20 55 59.452 +03 32 56.65 V 703
2024-11-22 01:46:30 C 20 56 00.247 +03 33 00.50 V 703
2024-11-22 01:53:07 C 20 56 01.961 +03 33 07.38 V 703
2024-11-22 04:55:43 C 20 56 48.367 +03 36 48.20 V T05
2024-11-22 05:00:19 C 20 56 49.495 +03 36 53.32 V T05
2024-11-22 05:10:11 C 20 56 51.967 +03 37 05.20 V T05
2024-11-22 05:25:53 C 20 56 55.894 +03 37 23.77 V T05
2024-11-24 01:52:15 C 21 08 17.178 +04 29 59.71 V G96
2024-11-24 01:59:49 C 21 08 19.086 +04 30 08.28 V G96
2024-11-24 02:07:22 C 21 08 20.990 +04 30 17.17 V G96
2024-11-24 02:14:54 C 21 08 22.898 +04 30 26.10 V G96
2024-11-24 02:15:05 C 21 08 22.931 +04 30 26.60 V 703
2024-11-24 02:18:20 C 21 08 23.780 +04 30 30.31 V 703
2024-11-24 02:21:36 C 21 08 24.598 +04 30 33.08 V 703
2024-11-24 02:24:51 C 21 08 25.400 +04 30 37.76 V 703
2024-11-24 04:47:26 C 21 09 02.069 +04 33 29.95 V T08
2024-11-24 04:53:23 C 21 09 03.586 +04 33 36.94 V T08
2024-11-24 05:01:18 C 21 09 05.575 +04 33 46.01 V T08
2024-11-24 05:18:28 C 21 09 09.907 +04 34 06.38 V T08
2024-11-24 17:10:05 B 21 12 12.84 +04 47 58.4 X L99
2024-11-24 17:18:15 B 21 12 14.91 +04 48 07.1 X L99
2024-11-24 17:26:25 B 21 12 16.98 +04 48 16.6 X L99
2024-11-26 01:39:40 C 21 20 35.077 +05 26 12.12 V 703
2024-11-26 01:42:56 C 21 20 35.898 +05 26 15.40 V 703
2024-11-26 01:46:11 C 21 20 36.704 +05 26 19.36 V 703
2024-11-26 01:49:27 C 21 20 37.543 +05 26 23.21 V 703
2024-11-26 04:55:52 C 21 21 25.596 +05 30 04.07 V T05
2024-11-26 05:00:27 C 21 21 26.772 +05 30 09.47 V T05
2024-11-26 05:09:03 C 21 21 28.968 +05 30 19.84 V T05
2024-11-26 05:23:30 C 21 21 32.626 +05 30 36.68 V T05
2024-11-27 17:58:08 B 21 31 00.239 +06 13 03.10 V L92
2024-11-27 18:08:20 B 21 31 02.934 +06 13 13.55 V L92
2024-11-27 18:18:32 B 21 31 05.585 +06 13 25.90 V L92
2024-11-29 01:20:17 C 21 39 08.428 +06 49 04.01 V 703
2024-11-29 01:23:36 C 21 39 09.266 +06 49 07.61 V 703
2024-11-29 01:26:54 C 21 39 10.148 +06 49 11.46 V 703
2024-11-29 01:30:12 C 21 39 10.984 +06 49 15.42 V 703
2024-12-01 02:26:45 C 21 51 52.625 +07 44 25.48 V 703
2024-12-01 02:30:05 C 21 51 53.478 +07 44 29.00 V 703
2024-12-01 02:33:24 C 21 51 54.356 +07 44 32.96 V 703
2024-12-01 02:36:44 C 21 51 55.184 +07 44 36.06 V 703
2024-12-01 16:49:50 C 21 55 36.67 +08 00 18.5 V M32
2024-12-01 16:53:26 C 21 55 37.61 +08 00 22.4 V M32
2024-12-01 16:57:01 C 21 55 38.51 +08 00 25.8 V M32