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
2008-01-25 09:40:25 C 11 13 01.24 -07 36 32.7 o H55
2009-09-28 11:06:25 C 08 06 35.28 +25 07 26.6 r G96
2009-09-28 11:16:25 C 08 06 36.10 +25 07 22.4 r G96
2009-09-28 11:26:26 C 08 06 36.97 +25 07 18.2 r G96
2009-09-28 11:36:30 C 08 06 37.80 +25 07 14.3 r G96
2009-10-24 11:35:52 C 08 48 24.30 +20 54 39.8 r 703
2009-10-24 11:43:51 C 08 48 24.58 +20 54 35.6 r 703
2009-10-24 11:51:43 C 08 48 25.02 +20 54 33.9 r 703
2009-10-24 11:59:47 C 08 48 25.38 +20 54 30.5 r 703
2009-11-15 10:35:11 C 09 05 34.80 +17 56 24.9 r G96
2009-11-15 10:44:18 C 09 05 34.90 +17 56 22.5 r G96
2009-11-15 10:53:34 C 09 05 35.05 +17 56 19.7 r G96
2009-11-15 11:03:27 C 09 05 35.19 +17 56 17.1 r G96
2009-11-15 11:33:57 C 09 05 35.59 +17 56 08.5 r G96
2009-11-15 11:44:14 C 09 05 35.73 +17 56 05.4 r G96
2009-11-15 11:54:25 C 09 05 35.84 +17 56 02.5 r G96
2009-11-15 12:04:47 C 09 05 35.98 +17 55 59.5 r G96
2009-11-17 00:03:38 C 09 06 05.36 +17 45 44.4 r B67
2009-11-17 00:17:28 C 09 06 05.47 +17 45 42.0 r B67
2009-11-17 00:31:23 C 09 06 05.63 +17 45 37.9 r B67
2009-11-20 03:52:38 C 09 06 47.44 +17 25 19.4 r J75
2009-11-20 04:09:39 C 09 06 47.53 +17 25 15.2 r J75
2009-11-20 04:26:38 C 09 06 47.65 +17 25 11.1 r J75
2009-11-21 10:29:14 C 09 06 57.27 +17 17 27.7 r G96
2009-11-21 10:41:08 C 09 06 57.27 +17 17 24.5 r G96
2009-11-21 10:52:12 C 09 06 57.31 +17 17 21.9 r G96
2009-11-21 11:02:57 C 09 06 57.34 +17 17 19.2 r G96
2009-11-23 03:05:04 C 09 07 03.22 +17 07 21.2 20.0 o C20
2009-11-23 03:11:55 C 09 07 03.22 +17 07 20.0 20.0 o C20
2009-11-24 04:40:15 C 09 07 03.39 +17 01 12.9 r J75
2009-11-24 04:58:22 C 09 07 03.38 +17 01 09.9 r J75
2009-11-24 05:16:29 C 09 07 03.30 +17 01 04.7 r J75
2009-11-27 09:11:57 C 09 06 45.28 +16 43 50.7 r 703
2009-11-27 09:24:13 C 09 06 45.21 +16 43 48.1 r 703
2009-11-27 09:36:18 C 09 06 45.03 +16 43 44.7 r 703
2009-11-27 09:48:38 C 09 06 45.00 +16 43 41.2 r 703
2009-11-27 21:29:19 C 09 06 39.81 +16 41 09.2 19.8 o C20
2009-11-27 21:35:44 C 09 06 39.74 +16 41 07.5 19.8 o C20
2009-11-29 01:40:30 C 09 06 24.05 +16 35 13.5 19.7 o C20
2009-11-29 01:46:51 C 09 06 23.98 +16 35 12.2 19.7 o C20
2009-12-10 02:24:50 C 09 00 49.68 +15 49 46.9 r J75
2009-12-10 02:41:51 C 09 00 49.13 +15 49 45.3 r J75
2009-12-10 02:58:51 C 09 00 48.52 +15 49 42.7 r J75
2009-12-10 09:12:05 C 09 00 36.57 +15 48 53.2 r 703
2009-12-10 09:21:57 C 09 00 36.28 +15 48 51.6 r 703
2009-12-10 09:31:42 C 09 00 35.89 +15 48 50.5 r 703
2009-12-10 09:41:24 C 09 00 35.56 +15 48 49.0 r 703
2009-12-13 01:47:41 C 08 58 20.23 +15 40 46.6 r J75
2009-12-13 02:07:09 C 08 58 19.46 +15 40 44.6 r J75
2009-12-13 02:26:38 C 08 58 18.71 +15 40 42.2 r J75