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
2019-12-06 19:17:55 C 04 43 17.44 +41 10 27.4 q 006
2019-12-06 19:20:02 C 04 43 17.27 +41 10 24.4 q 006
2019-12-06 19:22:08 C 04 43 17.10 +41 10 21.1 q 006
2019-12-06 19:24:14 C 04 43 16.95 +41 10 17.8 q 006
2019-12-06 19:25:38 C 04 43 16.82 +41 10 15.4 q 006
2019-12-06 19:27:02 C 04 43 16.67 +41 10 12.7 q 006
2019-12-06 19:37:32 C 04 43 15.95 +41 09 58.0 q 006
2019-12-06 19:44:24 S 04 41 58.934 +41 21 15.26 V C57
2019-12-06 19:44:24 s 1 -139916.37 5 +333561.96 4350.0 C57
2019-12-06 20:14:24 S 04 41 56.669 +41 20 25.26 V C57
2019-12-06 20:14:24 s 1 -140615.65 2 +332526.58 1300.0 C57
2019-12-06 20:44:24 S 04 41 54.451 +41 19 36.48 V C57
2019-12-06 20:44:24 s 1 -141311.10 6 +331482.14 960.0 C57
2019-12-06 21:14:24 S 04 41 52.128 +41 18 43.78 V C57
2019-12-06 21:14:24 s 1 -142002.69 5 +330428.62 3240.0 C57
2019-12-06 21:44:24 S 04 41 49.894 +41 17 53.52 V C57
2019-12-06 21:44:24 s 1 -142690.37 9 +329365.99 8040.0 C57
2019-12-06 22:14:24 S 04 41 47.587 +41 17 02.40 V C57
2019-12-06 22:14:24 s 1 -143374.11 6 +328294.24 5270.0 C57
2019-12-06 22:44:24 S 04 41 45.353 +41 16 11.32 V C57
2019-12-06 22:44:24 s 1 -144053.86 4 +327213.33 4820.0 C57
2019-12-06 23:14:24 S 04 41 43.025 +41 15 21.67 V C57
2019-12-06 23:14:24 s 1 -144729.58 0 +326123.26 6600.0 C57
2019-12-06 23:44:24 S 04 41 41.153 +41 14 32.06 V C57
2019-12-06 23:44:24 s 1 -145401.22 0 +325023.98 510.0 C57
2019-12-07 00:14:24 S 04 41 38.645 +41 13 40.94 V C57
2019-12-07 00:14:24 s 1 -146068.74 2 +323915.49 6440.0 C57
2019-12-07 00:44:24 S 04 41 36.456 +41 12 50.18 V C57
2019-12-07 00:44:24 s 1 -146732.10 0 +322797.74 4290.0 C57
2019-12-07 01:14:24 S 04 41 34.198 +41 11 58.74 V C57
2019-12-07 01:14:24 s 1 -147391.25 1 +321670.72 3950.0 C57
2019-12-07 01:44:24 S 04 41 31.939 +41 11 09.02 V C57
2019-12-07 01:44:24 s 1 -148046.14 8 +320534.41 5320.0 C57
2019-12-07 02:14:24 S 04 41 29.786 +41 10 18.37 V C57
2019-12-07 02:14:24 s 1 -148696.74 5 +319388.77 8300.0 C57
2019-12-07 02:44:24 S 04 41 27.535 +41 09 28.48 V C57
2019-12-07 02:44:24 s 1 -149342.99 7 +318233.78 2770.0 C57
2019-12-07 03:14:24 S 04 41 25.325 +41 08 36.82 V C57
2019-12-07 03:14:24 s 1 -149984.85 4 +317069.41 8620.0 C57
2019-12-07 03:44:24 S 04 41 22.951 +41 07 47.42 V C57
2019-12-07 03:44:24 s 1 -150622.27 1 +315895.64 5740.0 C57
2019-12-07 04:14:24 S 04 41 20.897 +41 06 52.45 V C57
2019-12-07 04:14:24 s 1 -151255.19 8 +314712.43 4020.0 C57
2019-12-07 04:44:24 S 04 41 18.838 +41 06 06.08 V C57
2019-12-07 04:44:24 s 1 -151883.58 6 +313519.77 3340.0 C57
2019-12-07 05:14:24 S 04 41 16.538 +41 05 14.39 V C57
2019-12-07 05:14:24 s 1 -152507.38 6 +312317.62 3590.0 C57
2019-12-07 05:44:24 S 04 41 14.434 +41 04 25.50 V C57
2019-12-07 05:44:24 s 1 -153126.54 7 +311105.96 4650.0 C57
2019-12-07 06:14:24 S 04 41 12.211 +41 03 33.80 V C57