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
2019-12-12 02:14:24 S 04 35 41.299 +38 00 31.43 V C57
2019-12-12 02:14:24 s 1 +138842.87 8 +85287.148 230.0 C57
2019-12-12 02:44:24 S 04 35 39.521 +37 59 53.52 V C57
2019-12-12 02:44:24 s 1 +139404.98 6 +88363.961 2130.0 C57
2019-12-12 03:14:24 S 04 35 37.699 +37 59 16.12 V C57
2019-12-12 03:14:24 s 1 +139930.04 4 +91417.452 2160.0 C57
2019-12-12 03:44:24 S 04 35 35.928 +37 58 37.34 V C57
2019-12-12 03:44:24 s 1 +140419.25 2 +94447.689 3430.0 C57
2019-12-12 04:14:24 S 04 35 34.258 +37 58 02.35 V C57
2019-12-12 04:14:24 s 1 +140873.75 7 +97454.756 8940.0 C57
2019-12-12 04:44:24 S 04 35 32.249 +37 57 20.95 V C57
2019-12-12 04:44:24 s 1 +141294.65 6 +100438.75 1550.0 C57
2019-12-12 05:14:24 S 04 35 30.571 +37 56 44.99 V C57
2019-12-12 05:14:24 s 1 +141682.99 6 +103399.78 4000.0 C57
2019-12-12 05:44:24 S 04 35 28.766 +37 56 06.47 V C57
2019-12-12 05:44:24 s 1 +142039.78 3 +106337.98 8920.0 C57
2019-12-12 06:14:24 S 04 35 27.014 +37 55 28.70 V C57
2019-12-12 06:14:24 s 1 +142365.97 6 +109253.46 8840.0 C57
2019-12-12 06:44:24 S 04 35 25.212 +37 54 50.90 V C57
2019-12-12 06:44:24 s 1 +142662.49 7 +112146.38 6180.0 C57
2019-12-12 07:14:24 S 04 35 23.407 +37 54 13.50 V C57
2019-12-12 07:14:24 s 1 +142930.22 7 +115016.86 3270.0 C57
2019-12-12 07:44:24 S 04 35 21.598 +37 53 35.30 V C57
2019-12-12 07:44:24 s 1 +143170.01 2 +117865.06 2350.0 C57
2019-12-12 08:14:24 S 04 35 19.764 +37 52 56.60 V C57
2019-12-12 08:14:24 s 1 +143382.66 2 +120691.14 5580.0 C57
2019-12-12 08:44:24 S 04 35 17.978 +37 52 18.95 V C57
2019-12-12 08:44:24 s 1 +143568.95 7 +123495.26 5010.0 C57
2019-12-12 09:14:24 S 04 35 16.078 +37 51 41.22 V C57
2019-12-12 09:14:24 s 1 +143729.64 4 +126277.57 2630.0 C57
2019-12-12 09:44:24 S 04 35 14.338 +37 51 01.80 V C57
2019-12-12 09:44:24 s 1 +143865.44 0 +129038.25 370.0 C57
2019-12-12 10:14:24 S 04 35 12.593 +37 50 25.40 V C57
2019-12-12 10:14:24 s 1 +143977.03 5 +131777.46 70.0 C57
2019-12-12 11:14:24 S 04 35 08.906 +37 49 07.82 V C57
2019-12-12 11:14:24 s 1 +144130.24 9 +137192.14 2390.0 C57
2019-12-12 11:44:24 S 04 35 07.020 +37 48 30.96 V C57
2019-12-12 11:44:24 s 1 +144173.12 0 +139867.96 8370.0 C57
2019-12-12 12:14:24 S 04 35 05.206 +37 47 51.58 V C57
2019-12-12 12:14:24 s 1 +144194.29 5 +142522.99 3050.0 C57
2019-12-12 12:44:24 S 04 35 03.377 +37 47 13.78 V C57
2019-12-12 12:44:24 s 1 +144194.34 2 +145157.40 7950.0 C57
2019-12-12 13:14:24 S 04 35 01.574 +37 46 35.98 V C57
2019-12-12 13:14:24 s 1 +144173.81 1 +147771.37 4560.0 C57
2019-12-12 13:44:24 S 04 34 59.791 +37 45 56.70 V C57
2019-12-12 13:44:24 s 1 +144133.22 8 +150365.06 4310.0 C57
2019-12-12 14:14:24 S 04 34 57.905 +37 45 18.04 V C57
2019-12-12 14:14:24 s 1 +144073.10 3 +152938.66 8600.0 C57
2019-12-12 15:14:24 S 04 34 54.343 +37 44 02.22 V C57
2019-12-12 15:14:24 s 1 +143896.17 3 +158026.21 6040.0 C57