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
2019-12-13 03:55:26 C 04 33 55.90 +37 21 29.2 u H21
2019-12-13 03:57:24 C 04 33 55.79 +37 21 26.3 u H21
2019-12-13 03:59:21 C 04 33 55.71 +37 21 23.5 u H21
2019-12-13 04:01:18 C 04 33 55.59 +37 21 21.0 u H21
2019-12-13 04:03:15 C 04 33 55.49 +37 21 18.4 u H21
2019-12-13 04:05:12 C 04 33 55.37 +37 21 15.4 u H21
2019-12-13 04:07:09 C 04 33 55.26 +37 21 12.7 u H21
2019-12-13 04:09:06 C 04 33 55.16 +37 21 10.0 u H21
2019-12-13 04:11:15 C 04 33 55.05 +37 21 07.0 u H21
2019-12-13 04:14:24 S 04 34 07.034 +37 27 19.26 V C57
2019-12-13 04:14:24 s 1 +136067.35 5 +217486.09 8070.0 C57
2019-12-13 04:44:24 S 04 34 05.220 +37 26 39.95 V C57
2019-12-13 04:44:24 s 1 +135600.76 4 +219544.18 5570.0 C57
2019-12-13 05:14:24 S 04 34 03.394 +37 26 01.18 V C57
2019-12-13 05:14:24 s 1 +135124.16 7 +221586.54 4030.0 C57
2019-12-13 06:14:24 S 04 33 59.791 +37 24 45.25 V C57
2019-12-13 06:14:24 s 1 +134141.72 8 +225624.53 6040.0 C57
2019-12-13 06:44:24 S 04 33 58.003 +37 24 04.50 V C57
2019-12-13 06:44:24 s 1 +133636.26 0 +227620.37 640.0 C57
2019-12-13 07:14:24 S 04 33 56.182 +37 23 25.76 V C57
2019-12-13 07:14:24 s 1 +133121.53 6 +229600.94 8330.0 C57
2019-12-13 07:44:24 S 04 33 54.367 +37 22 47.24 V C57
2019-12-13 07:44:24 s 1 +132597.73 1 +231566.33 9580.0 C57
2019-12-13 08:14:24 S 04 33 52.610 +37 22 08.65 V C57
2019-12-13 08:14:24 s 1 +132065.01 6 +233516.67 4890.0 C57
2019-12-13 08:44:24 S 04 33 50.858 +37 21 29.74 V C57
2019-12-13 08:44:24 s 1 +131523.55 9 +235452.04 4730.0 C57
2019-12-13 09:14:24 S 04 33 48.950 +37 20 53.05 V C57
2019-12-13 09:14:24 s 1 +130973.52 2 +237372.56 9550.0 C57
2019-12-13 09:44:24 S 04 33 47.045 +37 20 09.82 V C57
2019-12-13 09:44:24 s 1 +130415.06 5 +239278.34 9800.0 C57
2019-12-13 10:14:24 S 04 33 45.468 +37 19 32.88 V C57
2019-12-13 10:14:24 s 1 +129848.34 2 +241169.46 5920.0 C57
2019-12-13 10:44:24 S 04 33 43.704 +37 18 56.09 V C57
2019-12-13 10:44:24 s 1 +129273.50 7 +243046.03 8340.0 C57
2019-12-13 11:14:24 S 04 33 41.813 +37 18 12.96 V C57
2019-12-13 11:14:24 s 1 +128690.70 7 +244908.16 7470.0 C57
2019-12-13 11:44:24 S 04 33 40.097 +37 17 36.53 V C57
2019-12-13 11:44:24 s 1 +128100.08 7 +246755.93 3710.0 C57
2019-12-13 12:14:24 S 04 33 38.321 +37 16 57.07 V C57
2019-12-13 12:14:24 s 1 +127501.78 7 +248589.44 7460.0 C57
2019-12-13 12:44:24 S 04 33 36.530 +37 16 18.84 V C57
2019-12-13 12:44:24 s 1 +126895.94 7 +250408.78 9110.0 C57
2019-12-13 13:14:24 S 04 33 34.778 +37 15 39.60 V C57
2019-12-13 13:14:24 s 1 +126282.70 2 +252214.05 9040.0 C57
2019-12-13 13:44:24 S 04 33 33.010 +37 15 01.15 V C57
2019-12-13 13:44:24 s 1 +125662.18 3 +254005.34 7610.0 C57
2019-12-13 14:14:24 S 04 33 31.214 +37 14 22.24 V C57
2019-12-13 14:14:24 s 1 +125034.52 0 +255782.74 5180.0 C57
2019-12-13 14:44:24 S 04 33 29.412 +37 13 42.17 V C57