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
2019-09-18 10:14:27 S 14 11 21.130 +53 10 19.96 V C57
2019-09-18 10:14:27 s 1 -95375.394 0 +373249.95 8160.0 C57
2019-09-18 10:44:27 S 14 11 16.481 +53 12 01.48 V C57
2019-09-18 10:44:27 s 1 -96365.528 0 +372834.87 7740.0 C57
2019-09-18 11:14:27 S 14 11 10.898 +53 14 02.90 V C57
2019-09-18 11:14:27 s 1 -97353.511 0 +372411.24 4460.0 C57
2019-09-18 11:44:27 S 14 11 05.273 +53 16 03.22 V C57
2019-09-18 11:44:27 s 1 -98339.317 0 +371979.06 8250.0 C57
2019-09-18 12:14:27 S 14 11 00.593 +53 17 44.34 V C57
2019-09-18 12:14:27 s 1 -99322.920 0 +371538.33 9040.0 C57
2019-09-18 14:14:27 S 14 10 38.362 +53 25 37.42 V C57
2019-09-18 14:14:27 s 1 -103234.79 7 +369689.85 670.0 C57
2019-09-18 14:44:27 S 14 10 33.233 +53 27 23.08 V C57
2019-09-18 14:44:27 s 1 -104207.00 3 +369206.34 5330.0 C57
2019-09-18 15:14:27 S 14 10 27.826 +53 29 17.23 V C57
2019-09-18 15:14:27 s 1 -105176.85 3 +368714.27 6540.0 C57
2019-09-18 15:44:27 S 14 10 22.138 +53 31 17.69 V C57
2019-09-18 15:44:27 s 1 -106144.32 0 +368213.64 4230.0 C57
2019-09-18 16:14:27 S 14 10 16.697 +53 33 07.74 V C57
2019-09-18 16:14:27 s 1 -107109.37 7 +367704.45 8320.0 C57
2019-09-18 16:44:27 S 14 10 11.306 +53 35 01.28 V C57
2019-09-18 16:44:27 s 1 -108071.99 9 +367186.69 8730.0 C57
2019-09-18 17:14:27 S 14 10 06.238 +53 36 50.04 V C57
2019-09-18 17:14:27 s 1 -109032.15 8 +366660.37 5400.0 C57
2019-09-18 17:44:27 S 14 10 00.194 +53 38 50.28 V C57
2019-09-18 17:44:27 s 1 -109989.82 9 +366125.47 8230.0 C57
2019-09-18 18:14:27 S 14 09 55.085 +53 40 35.00 V C57
2019-09-18 18:14:27 s 1 -110944.98 3 +365582.00 7160.0 C57
2019-09-18 18:44:27 S 14 09 49.385 +53 42 31.97 V C57
2019-09-18 18:44:27 s 1 -111897.59 4 +365029.96 2110.0 C57
2019-09-18 19:02:44 C 14 04 36.32 +53 51 45.6 16.9 238
2019-09-18 19:13:33 C 14 04 34.16 +53 52 22.5 16.9 238
2019-09-18 19:14:27 S 14 09 43.738 +53 44 29.18 V C57
2019-09-18 19:14:27 s 1 -112847.63 6 +364469.35 2990.0 C57
2019-09-18 19:20:30 C 14 04 32.77 +53 52 46.2 16.8 238
2019-09-18 19:44:27 S 14 09 38.594 +53 46 20.89 V C57
2019-09-18 19:44:27 s 1 -113795.07 9 +363900.15 9750.0 C57
2019-09-18 20:14:27 S 14 09 32.458 +53 48 15.59 V C57
2019-09-18 20:14:27 s 1 -114739.89 9 +363322.36 2280.0 C57
2019-09-18 20:44:27 S 14 09 26.621 +53 50 14.60 V C57
2019-09-18 20:44:27 s 1 -115682.06 5 +362735.99 520.0 C57
2019-09-18 21:14:27 S 14 09 20.844 +53 52 09.95 V C57
2019-09-18 21:14:27 s 1 -116621.55 2 +362141.03 4390.0 C57
2019-09-18 22:44:27 S 14 09 04.090 +53 57 45.65 V C57
2019-09-18 22:44:27 s 1 -119423.64 9 +360304.57 8950.0 C57
2019-09-18 23:14:27 S 14 08 58.241 +53 59 39.84 V C57
2019-09-18 23:14:27 s 1 -120352.13 3 +359675.21 4520.0 C57
2019-09-18 23:44:27 S 14 08 52.644 +54 01 34.25 V C57
2019-09-18 23:44:27 s 1 -121277.79 5 +359037.24 5320.0 C57
2019-09-19 00:44:27 S 14 08 40.618 +54 05 28.03 V C57