***CACHE IS NOT LOCATED AT POSTED COORDINATES***
U2 have been touring for over 40 years and have played over 1000 concerts! Can you figure out the dates on these concerts listed below? May the Good Luck of the Irish be with you!
AN = What day did U2 play in St. Louis, Missouri in May 2018?
BN = What month in 1982 did U2 play in Fort Myers, Florida?
CN = What month in 1993 did U2 play in Madrid, Spain?
DN = What month in 1985 did U2 play in Munich, Germany?
EN = What year did Leopardgeckoman see U2 in concert on October 20 in Iowa City, Iowa?
FN = What year did Leopardgeckoman see U2 in concert on September 11 in Ames, Iowa?
GN = What year did Leopardgeckoman see U2 in concert on October 29 in Minneapolis, Minnesota?
HN = What year did Leopardgeckoman see U2 in concert on September 12 in Chicago, Illinois?
IN = What day did U2 play in Santiago, Chile in February, 2006?
JN = What month in 2019 did U2 play in Manila, Philippines?
KN = What day did U2 play in Yokohama, Japan in November 1989?
LN = What day did U2 play in Pontiac, Michigan in April 1987?
MN = What day did U2 play in Albany, New York in March 1981?
_______________________________________________________________________________
AW = What month in 1997 did U2 play in Sarajevo, Bosnia-Herzegovina?
BW = U2 performed the song "Electrical Storm" live for the first time ever on what day in July 2009?
CW = What month in 1998 did U2 play in Cape Town, South Africa?
DW = What day in 1989 did U2 play in Christchurch, New Zealand?
EW = What year did U2 perform on December 8 in Seoul, South Korea?
FW = What year did Leopardgeckoman see U2 in concert on July 23 in Minneapolis, Minnesota?
GW = What month in 2006 did U2 play in Honolulu, Hawaii?
HW = What year did U2 perform on November 11 in Sydney, Australia?
IW = What month did U2 first perform as "The Dalton Brothers" in Indianapolis, Indiana in 1987?
JW = What month in 1981 did U2 play in Vancouver, Canada?
KW = What month in 1997 did U2 play in Mexico City, Mexico?
NORTH COORDINATES
(AN x 1,000,000)+(BN x 100,000)+(CN x 10,000)+(DN x 100)+(EN)+(FN)+(GN)+(HN)+(IN)+(JN)+(KN)+(LN)+(MN)
WEST COORDINATES (AW x 1,000,000)+(BW x 100,000)+(CW x 10,000)+(DW x 100)+(EW)+(FW)+(GW)+(HW)+(IW)+(JW)+(KW)

You can validate your puzzle solution with certitude.