IAA RAS IAA Minor Planet Database

2018 KE3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5058963256 ± 2.09e-08
Semi-major axis (a)2.4796358558 AU ± 2.02e-08
Inclination (i)10.22102459° ± 3.03e-06
Long. of Asc. Node (Ω)321.06154713° ± 7.20e-06
Arg. of Perihelion (ω)3.48493179° ± 1.48e-05
Mean Anomaly (M)309.90169707° ± 1.09e-05
Mean Motion (n)0.2524238664°/day ± 3.09e-09
Perihelion dist (q)1.22519719 AU ± 5.28e-08
Aphelion dist (Q)3.73407452 AU ± 6.01e-08
Orbital Period3.90464775 yr ± 4.77e-08
Physical Parameters
H (abs. magnitude)19.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.437″
Uncertainty0
Orbit TypeAmor
MOID0.210936 AU
Observations Used810
Oppositions6
Arc Total2014-2022
First Observation Used2014-06-24
Last Observation Used2022-12-01
Observations (1207)
Date Type RA Dec Mag Band Observatory
2018-07-31 00:44:42 s 1 -51553.505 0 +374317.67 5360.0 – C57
2018-07-31 01:14:42 S 21 54 49.735 -23 15 22.25 – V C57
2018-07-31 01:14:42 s 1 -52636.836 0 +374547.48 630.0 – C57
2018-07-31 01:44:42 S 21 54 51.005 -23 14 16.58 – V C57
2018-07-31 01:44:42 s 1 -53719.064 0 +374768.52 7290.0 – C57
2018-07-31 02:14:42 S 21 54 52.464 -23 13 05.77 – V C57
2018-07-31 02:14:42 s 1 -54800.167 0 +374980.81 5510.0 – C57
2018-07-31 02:44:42 S 21 54 53.830 -23 11 57.91 – V C57
2018-07-31 02:44:42 s 1 -55880.122 0 +375184.37 5460.0 – C57
2018-07-31 03:14:42 S 21 54 55.387 -23 10 43.86 – V C57
2018-07-31 03:14:42 s 1 -56958.906 0 +375379.20 7300.0 – C57
2018-07-31 03:44:42 S 21 54 56.753 -23 09 31.10 – V C57
2018-07-31 03:44:42 s 1 -58036.499 0 +375565.33 1210.0 – C57
2018-07-31 04:14:42 S 21 54 57.893 -23 08 30.44 – V C57
2018-07-31 04:14:42 s 1 -59112.878 0 +375742.77 7350.0 – C57
2018-07-31 04:44:42 S 21 54 59.398 -23 07 17.62 – V C57
2018-07-31 04:44:42 s 1 -60188.021 0 +375911.54 5880.0 – C57
2018-07-31 05:14:42 S 21 55 00.821 -23 06 09.11 – V C57
2018-07-31 05:14:42 s 1 -61261.906 0 +376071.65 6990.0 – C57
2018-07-31 07:14:42 S 21 55 06.574 -23 01 21.14 – V C57
2018-07-31 07:14:42 s 1 -65544.434 0 +376625.77 320.0 – C57
2018-07-31 09:14:42 S 21 55 12.233 -22 56 46.32 – V C57
2018-07-31 09:14:42 s 1 -69805.107 0 +377042.47 7690.0 – C57
2018-07-31 09:44:42 S 21 55 13.682 -22 55 29.03 – V C57
2018-07-31 09:44:42 s 1 -70866.700 0 +377125.28 9180.0 – C57
2018-07-31 10:14:42 S 21 55 15.137 -22 54 21.82 – V C57
2018-07-31 10:14:42 s 1 -71926.821 0 +377199.56 4850.0 – C57
2018-07-31 11:14:42 S 21 55 18.062 -22 51 59.51 – V C57
2018-07-31 11:14:42 s 1 -74042.559 0 +377322.62 9330.0 – C57
2018-07-31 11:44:42 S 21 55 19.390 -22 50 47.69 – V C57
2018-07-31 11:44:42 s 1 -75098.135 0 +377371.42 8470.0 – C57
2018-07-31 12:14:42 S 21 55 20.820 -22 49 39.40 – V C57
2018-07-31 12:14:42 s 1 -76152.153 0 +377411.75 2400.0 – C57
2018-07-31 12:44:42 S 21 55 22.399 -22 48 30.02 – V C57
2018-07-31 12:44:42 s 1 -77204.593 0 +377443.62 1300.0 – C57
2018-07-31 13:14:42 S 21 55 23.830 -22 47 18.49 – V C57
2018-07-31 13:14:42 s 1 -78255.434 0 +377467.05 5300.0 – C57
2018-07-31 13:44:42 S 21 55 25.212 -22 46 05.48 – V C57
2018-07-31 13:44:42 s 1 -79304.655 0 +377482.04 4560.0 – C57
2018-07-31 14:14:42 S 21 55 26.534 -22 44 55.07 – V C57
2018-07-31 14:14:42 s 1 -80352.235 0 +377488.61 9240.0 – C57
2018-07-31 14:44:42 S 21 55 28.046 -22 43 43.61 – V C57
2018-07-31 14:44:42 s 1 -81398.154 0 +377486.77 9500.0 – C57
2018-07-31 15:14:42 S 21 55 29.309 -22 42 35.93 – V C57
2018-07-31 15:14:42 s 1 -82442.389 0 +377476.53 5470.0 – C57
2018-07-31 15:15:14 C 21 57 30.27 -22 50 37.6 – q Q62
2018-07-31 15:29:24 C 21 57 30.68 -22 50 06.6 – q Q62
2018-07-31 15:44:42 S 21 55 31.015 -22 41 20.90 – V C57
2018-07-31 15:44:42 s 1 -83484.921 0 +377457.91 7320.0 – C57
2018-07-31 15:44:53 C 21 57 31.18 -22 49 32.6 – q Q62