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
2019-12-18 11:14:24 s 1 -88158.234 0 +390012.99 2970.0 C57
2019-12-18 11:44:24 S 04 27 50.491 +34 43 03.94 V C57
2019-12-18 11:44:24 s 1 -89054.518 0 +389590.18 3440.0 C57
2019-12-18 12:14:24 S 04 27 49.457 +34 42 28.33 V C57
2019-12-18 12:14:24 s 1 -89948.921 0 +389159.47 2350.0 C57
2019-12-18 12:44:24 S 04 27 48.314 +34 41 50.14 V C57
2019-12-18 12:44:24 s 1 -90841.423 0 +388720.87 9650.0 C57
2019-12-18 13:14:24 S 04 27 47.244 +34 41 13.20 V C57
2019-12-18 13:14:24 s 1 -91732.001 0 +388274.37 5290.0 C57
2019-12-18 13:44:24 S 04 27 46.178 +34 40 35.33 V C57
2019-12-18 13:44:24 s 1 -92620.633 0 +387819.96 9230.0 C57
2019-12-18 14:14:24 S 04 27 45.122 +34 39 57.49 V C57
2019-12-18 14:14:24 s 1 -93507.299 0 +387357.65 1420.0 C57
2019-12-18 14:44:24 S 04 27 44.026 +34 39 20.27 V C57
2019-12-18 14:44:24 s 1 -94391.975 0 +386887.43 1810.0 C57
2019-12-18 15:14:24 S 04 27 42.986 +34 38 42.83 V C57
2019-12-18 15:14:24 s 1 -95274.640 0 +386409.29 360.0 C57
2019-12-18 15:44:24 S 04 27 41.842 +34 38 07.22 V C57
2019-12-18 15:44:24 s 1 -96155.271 0 +385923.23 7010.0 C57
2019-12-18 16:14:24 S 04 27 40.771 +34 37 27.91 V C57
2019-12-18 16:14:24 s 1 -97033.847 0 +385429.24 1710.0 C57
2019-12-18 16:44:24 S 04 27 39.725 +34 36 50.44 V C57
2019-12-18 16:44:24 s 1 -97910.344 0 +384927.32 4420.0 C57
2019-12-18 17:14:24 S 04 27 38.630 +34 36 13.36 V C57
2019-12-18 17:14:24 s 1 -98784.741 0 +384417.47 5090.0 C57
2019-12-18 17:44:24 S 04 27 37.536 +34 35 35.52 V C57
2019-12-18 17:44:24 s 1 -99657.014 0 +383899.68 3670.0 C57
2019-12-18 18:14:24 S 04 27 36.314 +34 34 56.64 V C57
2019-12-18 18:14:24 s 1 -100527.14 0 +383373.94 110.0 C57
2019-12-18 18:44:24 S 04 27 35.465 +34 34 20.17 V C57
2019-12-18 18:44:24 s 1 -101395.09 8 +382840.25 4360.0 C57
2019-12-18 19:14:24 S 04 27 34.471 +34 33 42.88 V C57
2019-12-18 19:14:24 s 1 -102260.86 3 +382298.59 6370.0 C57
2019-12-18 19:44:24 S 04 27 33.413 +34 33 04.39 V C57
2019-12-18 19:44:24 s 1 -103124.41 3 +381748.98 6090.0 C57
2019-12-18 20:14:24 S 04 27 32.321 +34 32 27.96 V C57
2019-12-18 20:14:24 s 1 -103985.72 4 +381191.39 3470.0 C57
2019-12-18 20:44:24 S 04 27 31.294 +34 31 50.05 V C57
2019-12-18 20:44:24 s 1 -104844.77 2 +380625.82 8450.0 C57
2019-12-18 21:14:24 S 04 27 30.218 +34 31 12.72 V C57
2019-12-18 21:14:24 s 1 -105701.53 5 +380052.27 1000.0 C57
2019-12-18 21:44:24 S 04 27 29.251 +34 30 35.96 V C57
2019-12-18 21:44:24 s 1 -106555.98 8 +379470.73 1050.0 C57
2019-12-18 22:14:24 S 04 27 28.212 +34 29 59.17 V C57
2019-12-18 22:14:24 s 1 -107408.10 8 +378881.19 8560.0 C57
2019-12-18 22:44:24 S 04 27 27.166 +34 29 20.26 V C57
2019-12-18 22:44:24 s 1 -108257.86 9 +378283.65 3470.0 C57
2019-12-18 23:14:24 S 04 27 26.162 +34 28 43.28 V C57
2019-12-18 23:14:24 s 1 -109105.24 9 +377678.09 5730.0 C57
2019-12-18 23:44:24 S 04 27 25.183 +34 28 06.67 V C57