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
2019-06-09 23:14:31 s 1 +44195.594 0 +378619.03 4550.0 C57
2019-06-09 23:44:31 S 15 37 04.927 -37 55 12.54 V C57
2019-06-09 23:44:31 s 1 +43173.459 0 +379274.53 6520.0 C57
2019-06-10 00:14:31 S 15 37 02.477 -37 54 49.86 V C57
2019-06-10 00:14:31 s 1 +42150.430 0 +379921.45 7650.0 C57
2019-06-10 00:44:31 S 15 36 59.628 -37 54 27.07 V C57
2019-06-10 00:44:31 s 1 +41126.533 0 +380559.80 8060.0 C57
2019-06-10 01:14:31 S 15 36 56.993 -37 54 05.29 V C57
2019-06-10 01:14:31 s 1 +40101.796 0 +381189.62 7880.0 C57
2019-06-10 01:44:31 S 15 36 54.470 -37 53 43.55 V C57
2019-06-10 01:44:31 s 1 +39076.246 0 +381810.91 7210.0 C57
2019-06-10 02:14:31 S 15 36 51.818 -37 53 22.92 V C57
2019-06-10 02:14:31 s 1 +38049.910 0 +382423.69 6190.0 C57
2019-06-10 02:44:31 S 15 36 49.214 -37 52 58.73 V C57
2019-06-10 02:44:31 s 1 +37022.813 0 +383027.99 4940.0 C57
2019-06-10 03:44:31 S 15 36 43.934 -37 52 12.65 V C57
2019-06-10 03:44:31 s 1 +34966.444 0 +384211.17 2170.0 C57
2019-06-10 04:14:31 S 15 36 41.230 -37 51 51.12 V C57
2019-06-10 04:14:31 s 1 +33937.225 0 +384790.09 900.0 C57
2019-06-10 05:14:31 S 15 36 35.959 -37 51 05.87 V C57
2019-06-10 05:14:31 s 1 +31876.843 0 +385922.69 9140.0 C57
2019-06-10 05:44:31 S 15 36 33.283 -37 50 43.58 V C57
2019-06-10 05:44:31 s 1 +30845.731 0 +386476.39 8890.0 C57
2019-06-11 08:32:30 C 15 32 58.60 -37 39 42.3 V T05
2019-06-11 08:37:06 C 15 32 58.11 -37 39 38.8 V T05
2019-06-11 08:44:22 C 15 32 57.33 -37 39 33.3 V T05
2019-06-11 08:58:57 C 15 32 55.77 -37 39 21.7 V T05
2019-06-13 08:54:54 C 15 28 11.09 -37 00 14.2 V T08
2019-06-13 08:59:46 C 15 28 10.56 -37 00 10.3 V T08
2019-06-13 09:07:33 C 15 28 09.74 -37 00 03.5 V T08
2019-06-13 09:24:35 C 15 28 07.96 -36 59 48.6 V T08
2019-06-19 09:56:52 C 15 14 22.99 -34 39 21.3 q E89
2019-06-19 10:09:21 C 15 14 21.76 -34 39 07.8 q E89
2019-06-21 08:40:36 C 15 10 12.48 -33 47 39.6 V T08
2019-06-21 08:45:16 C 15 10 12.07 -33 47 33.8 V T08
2019-06-21 08:54:39 C 15 10 11.18 -33 47 23.0 V T08
2019-06-21 09:10:05 C 15 10 09.73 -33 47 04.7 V T08
2019-06-25 08:05:19 C 15 02 17.15 -31 52 11.2 V T08
2019-06-25 08:09:58 C 15 02 16.74 -31 52 05.2 V T08
2019-06-25 08:19:16 C 15 02 15.95 -31 51 53.2 V T08
2019-06-25 08:33:55 C 15 02 14.69 -31 51 34.6 V T08
2019-06-26 09:58:32 C 15 00 17.44 -31 18 30.8 q E89
2019-06-26 10:04:26 C 15 00 16.96 -31 18 23.1 q E89
2019-06-27 07:59:58 C 14 58 38.94 -30 49 56.3 V T05
2019-06-27 08:05:18 C 14 58 38.52 -30 49 49.2 V T05
2019-06-27 08:13:19 C 14 58 37.86 -30 49 38.4 V T05
2019-06-27 08:28:46 C 14 58 36.62 -30 49 17.7 V T05
2019-06-29 09:29:25 C 14 55 09.71 -29 42 34.0 q E89
2019-06-29 09:40:58 C 14 55 08.85 -29 42 17.8 q E89
2019-06-29 22:00:21 C 14 54 20.60 -29 25 20.3 q X74