2015 KE23

Initial reported observation by Cerro Tololo-DECam on 2015-05-20.
(Discoverer will be defined when the object is numbered. See this note on how discoverers are determined.)

Orbit

Orbit type: Amor
Near-Earth Object
One opposition object seen prior.

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epoch2019-04-27.0
epoch JD2458600.5
perihelion date2019-07-07.77995
perihelion JD2458672.27995
argument of perihelion (°)203.04752
ascending node (°)49.97177
inclination (°)4.39179
eccentricity0.2477244
perihelion distance (AU)1.2112056
Tisserand w.r.t. Jupiter4.3
ΔV w.r.t. Earth (km/sec)5.9
semimajor axis (AU)1.6100556
mean anomaly (°)325.37054
mean daily motion (°/day)0.48243910
aphelion distance (AU)2.009
period (years)2.04
P-vector [x]-0.29292995
P-vector [y]-0.86487938
P-vector [z]-0.40764653
Q-vector [x]0.95433422
Q-vector [y]-0.23832711
Q-vector [z]-0.18012879
absolute magnitude24.8
phase slope0.15
uncertainty6
referenceMPO 337194
observations used19
oppositions1
arc length (days)4
first opposition used2015
last opposition used2015
residual rms (arc-secs)0.08
perturbers coarse indicatorM-v
perturbers precise indicator0038h
first observation date used2015-05-20.0
last observation date used2015-05-24.0
computer nameMPCALB
JD of orbit computation2457167.217041
perihelion JD uncertainty (days)1.4861E-02
argument of perihelion uncertainty (°)1.2178E-02
ascending node uncertainty (°)1.5410E-03
inclination uncertainty (°)4.2440E-03
eccentricity uncertainty 2.7312E-04
perihelion distance uncertainty (AU)1.9332E-04
 Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2458600.5, reference: MPO337194
Mercury0.74491
Venus0.48635
Earth0.19935
Mars0.06148
Jupiter3.02517
Saturn7.10306
Uranus16.6613
Neptune27.9421

Observations

19 total observations over interval: 2015 05 20.23780 – 2015 05 24.22633
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
2015 05 20.23780 15 45 20.14 -23 55 48.9 21.9 V W84 – Cerro Tololo-DECam MPS 608746
2015 05 20.24103 15 45 20.07 -23 55 53.1   W84 – Cerro Tololo-DECam MPS 608746
2015 05 20.24428 15 45 20.02 -23 55 57.9   W84 – Cerro Tololo-DECam MPS 608746
2015 05 20.24750 15 45 19.97 -23 56 02.2   W84 – Cerro Tololo-DECam MPS 608746
2015 05 20.25074 15 45 19.92 -23 56 06.7   W84 – Cerro Tololo-DECam MPS 608746
2015 05 21.28002 15 45 19.18 -24 20 11.0 22.1 V W84 – Cerro Tololo-DECam MPS 608746
2015 05 21.28328 15 45 19.12 -24 20 15.3   W84 – Cerro Tololo-DECam MPS 608746
2015 05 21.28648 15 45 19.09 -24 20 19.7   W84 – Cerro Tololo-DECam MPS 608746
2015 05 21.28972 15 45 19.03 -24 20 24.1   W84 – Cerro Tololo-DECam MPS 608746
2015 05 21.29296 15 45 19.00 -24 20 28.2   W84 – Cerro Tololo-DECam MPS 608746
2015 05 22.30429 15 45 18.82 -24 44 11.0 22.3 V W84 – Cerro Tololo-DECam MPS 608746
2015 05 22.31072 15 45 18.73 -24 44 19.7   W84 – Cerro Tololo-DECam MPS 608746
2015 05 22.31400 15 45 18.69 -24 44 24.1   W84 – Cerro Tololo-DECam MPS 608746
2015 05 22.31734 15 45 18.65 -24 44 28.6   W84 – Cerro Tololo-DECam MPS 608746
2015 05 24.21343 15 45 21.45 -25 29 04.8 22.3 V W84 – Cerro Tololo-DECam MPS 608746
2015 05 24.21661 15 45 21.40 -25 29 09.3   W84 – Cerro Tololo-DECam MPS 608746
2015 05 24.21987 15 45 21.34 -25 29 13.9   W84 – Cerro Tololo-DECam MPS 608746
2015 05 24.22312 15 45 21.30 -25 29 18.4   W84 – Cerro Tololo-DECam MPS 608746
2015 05 24.22633 15 45 21.24 -25 29 22.7   W84 – Cerro Tololo-DECam MPS 608746