Good morning Bert. I will sign up for r-sig-geo and review your suggested link
as well, thank you very much for your response.
WHP
Proprietary
-----Original Message-----
From: Bert Gunter <bgunter.4567 at gmail.com>
Sent: Tuesday, May 12, 2020 8:30 PM
To: Poling, William <PolingW at aetna.com>
Cc: r-help at r-project.org
Subject: [EXTERNAL] Re: [R] Help with Radius problem
**** External Email - Use Caution ****
No insight But have you consulted:
https://urldefense.proofpoint.com/v2/url?u=https-3A__CRAN.R-2Dproject.org_view-3DSpatial&d=DwIBaQ&c=wluqKIiwffOpZ6k5sqMWMBOn0vyYnlulRJmmvOXCFpM&r=j7MrcIQm2xjHa8v-2mTpmTCtKvneM2ExlYvnUWbsByY&m=gbt_psl_UbXJa0-nqZs2cDd5cTAtzTGE6OOluljG2U0&s=aT7qePkClGUoKBh0QatR5mvySgsYeUp9gU0WLReStTU&e=
Also, I believe this would be better posted on r-sig-geo, not here.
Bert Gunter
"The trouble with having an open mind is that people keep coming along and
sticking things into it."
-- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )
On Tue, May 12, 2020 at 5:57 PM Poling, William via R-help <r-help at
r-project.org> wrote:>
> #RStudio Version Version 1.2.1335
> sessionInfo()
> # R version 4.0.0 Patched (2020-05-03 r78349)
> #Platform: x86_64-w64-mingw32/x64 (64-bit) #Running under: Windows 10
> x64 (build 17763)
>
> Hello I am trying to figure out how to create concentration of ID's in
> the following data, based on determining the highest concentration in
> the smallest radius area based on Longitude and Latitude (geo
> location)
>
> I have reviewed many websites looking for a function or tutorial, (if
> you are aware of either please let me know)
>
> I have worked through the following to see if they are close to what I
need, but they are not.
>
> #Possible use
> https://urldefense.proofpoint.com/v2/url?u=https-3A__stackoverflow.com
> _questions_21977720_r-2Dfinding-2Dclosest-2Dneighboring-2Dpoint-2Dand-
>
2Dnumber-2Dof-2Dneighbors-2Dwithin-2Da-2Dgiven-2Drad&d=DwIBaQ&c=wluqKI
> iwffOpZ6k5sqMWMBOn0vyYnlulRJmmvOXCFpM&r=j7MrcIQm2xjHa8v-2mTpmTCtKvneM2
>
ExlYvnUWbsByY&m=gbt_psl_UbXJa0-nqZs2cDd5cTAtzTGE6OOluljG2U0&s=t6qPeVA_
> C9VbEMtn5earDo2F53CkazDyPAQrL81PifM&e>
> #Possible math ref
> https://urldefense.proofpoint.com/v2/url?u=http-3A__janmatuschek.de_La
>
titudeLongitudeBoundingCoordinates&d=DwIBaQ&c=wluqKIiwffOpZ6k5sqMWMBOn
>
0vyYnlulRJmmvOXCFpM&r=j7MrcIQm2xjHa8v-2mTpmTCtKvneM2ExlYvnUWbsByY&m=gb
> t_psl_UbXJa0-nqZs2cDd5cTAtzTGE6OOluljG2U0&s=o5R4BF22ow2gJd8RgJOS0pVRn6
> 6a4uCBcXXgK59Z1SM&e>
> #Possible use
> https://urldefense.proofpoint.com/v2/url?u=https-3A__stackoverflow.com
> _questions_39008850_find-2Dnumber-2Dof-2Dpoints-2Dwithin-2Da-2Dradius-
>
2Din-2Dr-2Dusing-2Dlon-2Dand-2Dlat-2Dcoordinates&d=DwIBaQ&c=wluqKIiwff
> OpZ6k5sqMWMBOn0vyYnlulRJmmvOXCFpM&r=j7MrcIQm2xjHa8v-2mTpmTCtKvneM2ExlY
>
vnUWbsByY&m=gbt_psl_UbXJa0-nqZs2cDd5cTAtzTGE6OOluljG2U0&s=cr5fY67h9cmL
> ZlNVPGcJ5gysN_qVQC-xZetElqwYVhk&e>
> #
> https://urldefense.proofpoint.com/v2/url?u=https-3A__gis.stackexchange
> .com_questions_229453_create-2Da-2Dcircle-2Dof-2Ddefined-2Dradius-2Dar
>
ound-2Da-2Dpoint-2Dand-2Dthen-2Dfind-2Dthe-2Doverlapping-2Da&d=DwIBaQ&
> c=wluqKIiwffOpZ6k5sqMWMBOn0vyYnlulRJmmvOXCFpM&r=j7MrcIQm2xjHa8v-2mTpmT
>
CtKvneM2ExlYvnUWbsByY&m=gbt_psl_UbXJa0-nqZs2cDd5cTAtzTGE6OOluljG2U0&s>
xK2iPfFjKfUevj39Uk8ux2OZYYxE3N4kOQU3ecP0W4M&e>
> #
> https://urldefense.proofpoint.com/v2/url?u=https-3A__stackoverflow.com
> _questions_23071026_drawing-2Da-2Dcircle-2Dwith-2Da-2Dradius-2Dof-2Da-
>
2Ddefined-2Ddistance-2Din-2Da-2Dmap_23072079-2323072079&d=DwIBaQ&c=wlu
> qKIiwffOpZ6k5sqMWMBOn0vyYnlulRJmmvOXCFpM&r=j7MrcIQm2xjHa8v-2mTpmTCtKvn
>
eM2ExlYvnUWbsByY&m=gbt_psl_UbXJa0-nqZs2cDd5cTAtzTGE6OOluljG2U0&s=susH1
> Qr4Cz3oohO3OF6Bs6PWuAzo5hc7WMQccLvuX08&e>
> My actual data is 2353 records with 41 states and 1337 cities represented.
Here is a sample below.
>
> Some might call this a hotspot question I suppose: "What is the
maximum number of ID's I can gather in the smallest radius size given the
data at hand?
>
> For example it would be useful to have a function that I could use to test
different combinations of radius size and concentration of ID #'s by geo
location.
>
> Any insight would be very much appreciated.
>
> Thank you.
> WHP
>
> str(sample)
> 'data.frame': 35 obs. of 5 variables:
> $ state : Factor w/ 41 levels
"AL","AR","AZ",..: 19 29 9 9 10 30 33 35 41 12 ...
> $ city : Factor w/ 1337 levels "ABBOTTSTOWN",..: 281 1280
129 223 989 721 550 731 1325 688 ...
> $ latitude : num 43.5 40.1 26.5 27.9 31.9 ...
> $ longitude: num -70.6 -82.9 -80.1 -82.7 -81.4 ...
> $ ID : int 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 ...
>
> dput(sample)
> structure(list(state = structure(c(19L, 29L, 9L, 9L, 10L, 30L, 33L,
> 35L, 41L, 12L, 12L, 36L, 4L, 9L, 8L, 39L, 36L, 36L, 41L, 28L, 12L,
> 28L, 28L, 12L, 11L, 2L, 12L, 22L, 32L, 22L, 12L, 10L, 10L, 22L, 10L),
> .Label = c("AL", "AR", "AZ", "CA",
"CO", "CT", "DC", "DE", "FL",
"GA",
> "IA", "IL", "IN", "KS",
"KY", "LA", "MA", "MD", "ME",
"MI", "MN",
> "MO", "NC", "NE", "NJ",
"NM", "NV", "NY", "OH", "OK",
"OR", "PA",
> "SC", "SD", "TN", "TX",
"UT", "VA", "WA", "WI", "WV"),
class =
> "factor"), city = structure(c(281L, 1280L, 129L, 223L, 989L,
721L,
> 550L, 731L, 1325L, 688L, 1184L, 281L, 759L, 1171L, 1305L, 587L, 272L,
> 581L, 263L, 152L, 217L, 152L, 390L, 5L, 571L, 1006L, 1162L, 939L,
> 170L, 1033L, 1002L, 586L, 586L, 192L, 586L), .Label =
c("ABBOTTSTOWN",
> "ABILENE", "ACWORTH", "ADAMS",
"ADDISON", "ADKINS", "ALBANY", "ALBIA",
> "ALBUQUERQUE", "ALEXANDRIA", "ALFRED",
"ALIQUIPPA", "ALISO VIEJO",
> "ALLEN PARK", "ALLENTOWN", "ALPHA",
"ALPHARETTA", "ALPINE", "ALTOONA",
> "AMARILLO", "AMBLER", "AMBRIDGE",
"AMHERST", "AMITYVILLE", "ANAHIEM",
> "ANDERSON", "ANDOVER", "ANGIER",
"ANGLETON", "ANKENY", "ANN ARBOR",
> "ANZA", "APEX", "APOLLO",
"ARCADIA", "ARCHDALE", "ARDMORE",
"ARGYLE",
> "ARKANSAS CITY", "ARLINGTON", "ARNOLD",
"ARTHUR", "ASHEBORO",
> "ASHEVILLE", "ASHLAND", "ASHLAND CITY",
"ASHTON", "ASTON", "ATHENS",
> "ATLANTA", "ATLANTIC BCH", "AUBORN",
"AUGUSTA", "AURORA", "AUSTELL",
> "AUSTIN", "AVENTURA", "AVONDALE ESTATES",
"BAKERSFIELD", "BALDWIN
> CITY", "BALDWIN PLACE", "BALLWIN",
"BANGOR", "BARBOURSVILLE",
> "BARNEGAT", "BARTLETT", "BARTON",
"BARTONVILLE", "BASSETT", "BATAVIA",
> "BATESBURG", "BATON ROUGE", "BAXTER SPRINGS",
"BAY CITY", "BAYONNE",
> "BAYSIDE", "BAYTOWN", "BEAR",
"BEAUMONT", "BEECH CREEK", "BEECHER
> CITY", "BELFAIR", "BELLE VERNON",
"BELLEAIR", "BELLEVUE", "BELLMAWR",
> "BELLMORE", "BELLWOOD", "BELMAR",
"BELMONT", "BELVIDERE", "BENNET",
> "BENTON", "BENTONVILLE", "BERLIN",
"BESSEMER CITY", "BETHANY",
> "BETHEL", "BETHEL PARK", "BETHESDA",
"BETHLEHEM", "BETTENDORF",
> "BIGLERVILLE", "BINGHAMTON", "BIRDSBORO",
"BIWABIK", "BLACK MOUNTAIN",
> "BLACKSBURG", "BLAINE", "BLAIRSVILLE",
"BLAKESLEE", "BLOOMFIELD",
> "BLUE BELL", "BLUE GRASS", "BLUE POINT",
"BLUE SPRINGS", "BOCA RATON",
> "BODFISH", "BOILING SPRINGS", "BOLIVAR",
"BON AQUA", "BONNER SPRINGS",
> "BONNEY LAKE", "BOONEVILLE", "BOSSIER CITY",
"BOUNTIFUL", "BOWLING
> GREEN", "BOYERTOWN", "BOYNTON BEACH",
"BRADENTON", "BRADENVILLE",
> "BRANDAMORE", "BRANDON", "BRANFORD",
"BRANSON", "BRASELTON",
> "BREEZEWOOD", "BRENTON", "BRENTWOOD",
"BREWSTER", "BRICK",
> "BRIDGEPORT", "BRIDGETON", "BRIGHAM CITY",
"BROADDUS", "BROCKPORT",
> "BROGUE", "BROKEN ARROW", "BRONX",
"BROOKFIELD", "BROOKHAVEN",
> "BROOKLYN", "BROWNS MILLS", "BROWNSBURG",
"BROWNSVILLE", "BRUNSWICK",
> "BRYAN", "BUCKSPORT", "BUDD LAKE",
"BUFFALO", "BULVERDE",
> "BUNKERVILLE", "BURBANK", "BURFORD",
"BURIEN", "BURLINGTON", "BURR
> RIDGE", "BURTON", "BUSKIRK", "BUTLER",
"BUXTON", "BYRON", "CALERA",
> "CAMBRIDGE", "CAMP HILL", "CAMPBELL",
"CANAAN", "CANAL WINCHESTER",
> "CANASTOTA", "CANTON", "CARDIFF BY THE SEA",
"CARL JUNCTION",
> "CARLISLE", "CARLTON", "CAROL STREAM",
"CARROLLTON", "CARSON CITY",
> "CARTERSVILLE", "CARTHAGE", "CARY",
"CASEYVILLE", "CASSVILLE",
> "CASWELL", "CATO", "CEDAR RAPIDS",
"CEDARBURG", "CEDARVILLE", "CENTER
> POINT", "CENTERTON", "CENTRAL ISLIP",
"CENTRAL POINT", "CHAGRIN
> FALLS", "CHALFONT", "CHAPEL HILL",
"CHAPIN", "CHARDON", "CHARITON",
> "CHARLESTON", "CHARLOTTE", "CHEROKEE",
"CHERRY HILL", "CHERRY VALLEY",
> "CHESHIRE", "CHEST SPRINGS", "CHESTER",
"CHESTERTON", "CHICAGO",
> "CHILLICOTHE", "CHOCTAW", "CICERO",
"CINCINNATI", "CLAY",
> "CLEARWATER", "CLEARWATER BEACH", "CLEMMONS",
"CLENDENIN",
> "CLEVELAND", "CLEVELAND HTS", "CLEVES",
"CLIFFSIDE PARK", "CLIFTON",
> "CLIFTON PARK", "CLIFTON SPGS", "CLINTON",
"COACHELLA", "COAL
> TOWNSHIP", "COATESVILLE", "COLLEGE STATION",
"COLLINSVILLE",
> "COLONIA", "COLUMBIA", "COLUMBUS",
"COMMERCE", "CONCORD", "CONCORD
> TOWNSHIP", "CONNELLSVILLE", "CONROE",
"CONWAY", "CONYERS",
> "COOKEVILLE", "COON RAPIDS", "CORAOPOLIS",
"CORDOVA", "CORNELIUS",
> "CORNWALL", "CORONADO", "CORPUS CHRISTI",
"CORRY", "COTTAGE HILLS",
> "COTTLEVILLE", "COTTONWOOD", "COVINGTON",
"COWEN", "CRANBERRY
> TOWNSHIP", "CROWN POINT", "CUBA", "CUMBERLAND
CENTER", "CUMBERLAND
> FORESIDE", "CUMMING", "CUYAHOGA FLS",
"CYPRESS", "DALLAS",
> "DALLASTOWN", "DANBURY", "DANIA BCH",
"DANVILLE", "DAVENPORT",
> "DAVIE", "DAVIS JUNCTION", "DAWSON",
"DAYTON", "DE SOTO", "DECATUR",
> "DEFIANCE", "DEFOREST", "DELAVAN",
"DELMAR", "DELRAY BEACH",
> "DEMOTTE", "DENISON", "DENVER",
"DEPTFORD", "DERBY", "DERRY", "DES
> MOINES", "DETROIT", "DICKINSON",
"DILLSBURG", "DITTMER", "DIXON",
> "DONNA", "DOTHAN", "DOUGLAS",
"DOUGLASVILLE", "DOVER", "DOYLESTOWN",
> "DREXEL HILL", "DUBLIN", "DUCHESNE",
"DULUTH", "DUNCAN", "DUNCANNON",
> "DUNCANSVILLE", "DUNEDIN", "DUNNSVILLE",
"DURHAM", "DUTTON", "EAGLE
> GROVE", "EAST AURORA", "EAST CHICAGO", "EAST
EARL", "EAST HANOVER",
> "EAST HARTFORD", "EAST HARTLAND", "EAST
LEROY", "EAST LIVERPOOL",
> "EAST MEADOW", "EAST NORTHPORT", "EAST
ORANGE", "EAST PEORIA", "EAST
> SAINT LOUIS", "EASTON", "EDGERTON",
"EDISON", "EDMOND", "EGG HBR TWP",
> "EL DORADO", "EL PASO", "ELDRIDGE",
"ELGIN", "ELIZABETHVILLE",
> "ELLISVILLE", "ELLSWORTH", "ELLWOOD CITY",
"ELMHURST", "ELMWOOD PARK",
> "ELOY", "ELY", "EMERSON", "EMORY",
"ENDICOTT", "ENGLEWOOD", "ENID",
> "ENNICE", "ENOLA", "ENUMCLAW",
"EPHRATA", "ERIE", "ESTERO", "EUREKA
> SPRINGS", "EVANSVILLE", "EVERETT", "EXCELSIOR
SPRINGS", "EXTON",
> "FAIRFAX", "FAIRFIELD", "FAIRHAVEN",
"FAIRVIEW", "FAIRVIEW PARK",
> "FALMOUTH", "FAR HILLS", "FAR ROCKAWAY",
"FARMINGDALE", "FARMINGTON",
> "FAYETTE", "FAYETTEVILLE", "FELTON",
"FENTON", "FERGUSON", "FIELDALE",
> "FINDLAY", "FINGERVILLE", "FLEMINGTON",
"FLINT", "FLORENCE",
> "FLORESVILLE", "FLORISSANT", "FLOVILLA",
"FLOWER MOUND", "FLUSHING",
> "FOGELSVILLE", "FOLSOM", "FONTANELLE",
"FOREST HILLS", "FOREST PARK",
> "FORT DODGE", "FORT FAIRFIELD", "FORT GAY",
"FORT LAUDERDALE", "FORT
> LEE", "FORT MILL", "FORT MOHAVE", "FORT
PAYNE", "FORT PIERCE", "FORT
> SMITH", "FORT WAYNE", "FORT WORTH",
"FOSTORIA", "FOUNTAIN INN",
> "FRANKFORT", "FRANKLIN", "FREEDOM",
"FREEHOLD", "FREEPORT", "FREMONT",
> "FULLERTON", "FULSHEAR", "FULTON",
"GADSDEN", "GAFFNEY",
> "GAINESVILLE", "GALLOWAY", "GARDEN PRAIRIE",
"GARDNERS", "GARNETT
> VALLEY", "GARY", "GASTON", "GASTONIA",
"GENEVA", "GETTYSBURG",
> "GIBSONIA", "GILBERT", "GIRARD", "GLEN
BURNIE", "GLEN CARBON", "GLEN
> COVE", "GLEN MILLS", "GLENSHAW",
"GLENVIEW", "GLENWOOD", "GOLDEN
> CITY", "GOLIAD", "GOODSON", "GOODYEAR",
"GORHAM", "GOSHEN",
> "GRANBURY", "GRANBY", "GRAND PRAIRIE",
"GRAND RAPIDS", "GRANDVIEW",
> "GRANITE CITY", "GRANITE FALLS", "GRANTS
PASS", "GRASS VALLEY",
> "GRAVETTE", "GRAYSVILLE", "GREEN LANE",
"GREENBRIER", "GREENLAWN",
> "GREENSBORO", "GREENSBURG", "GREENUP",
"GREENVILLE", "GREER",
> "GRIFFIN", "GRIFFITH", "GROTON",
"GUADALUPE", "GUILFORD", "HADLEY",
> "HAGAN", "HALF WAY", "HALLANDALE BEACH",
"HAMBLETON", "HAMBURG",
> "HAMDEN", "HAMILTON", "HAMMOND",
"HAMMONTON", "HAMPSHIRE",
> "HAPEVILLE", "HARBORCREEK", "HARLAN",
"HARRISBURG", "HARRISON",
> "HARRISONVILLE", "HARTWELL", "HASTINGS",
"HATFIELD", "HAVERHILL",
> "HAWK POINT", "HAYESVILLE", "HELEN",
"HENDERSON", "HENDERSONVILLE",
> "HENRICO", "HENRIETTA", "HERMITAGE",
"HERNDON", "HERSHEY", "HIALEAH",
> "HIAWATHA", "HIBBING", "HICKORY",
"HICKORY GROVE", "HIDDENITE", "HIGH
> HILL", "HIGH POINT", "HIGH RIDGE",
"HIGHLAND", "HIGHLAND MILLS",
> "HINCKLEY", "HIRAM", "HOBART",
"HOLBROOK", "HOLDEN", "HOLDENVILLE",
> "HOLLADAY", "HOLLIS", "HOLLY SPRINGS",
"HOLLYWOOD", "HOLTWOOD",
> "HOMER", "HOMESTEAD", "HONEYVILLE",
"HOPE MILLS", "HOT SPRINGS", "HOT
> SPRINGS NATIONAL PARK", "HOUSTON", "HUBBARD",
"HUDSON", "HUFFMAN",
> "HULL", "HUMANSVILLE", "HUNTERSVILLE",
"HUNTINGDON", "HUNTINGTON
> BEACH", "HUNTS POINT", "HURDLE MILLS",
"HURRICANE", "HURST",
> "IMPERIAL", "INDEPENDENCE", "INDIAN SHORES",
"INDIAN TRAIL",
> "INDIANA", "INDIANAPOLIS", "INDIANOLA",
"INMAN", "IOWA CITY", "IRMO",
> "IRVINGTON", "IRWIN", "ISANTI",
"ISLESBORO", "ISLIP", "ISSAQUAH",
> "ITHACA", "JACKSBORO", "JACKSON",
"JACKSON HTS", "JACKSONVILLE",
> "JAMAICA", "JAMESTOWN", "JASPER",
"JEANNETTE", "JEFFERSON", "JEFFERSON
> CITY", "JEWELL", "JOHNSTON",
"JOHNSTOWN", "JONESBORO", "JONESPORT",
> "JONESTOWN", "JOPLIN", "JUPITER",
"KANKAKEE", "KANNAPOLIS", "KANSAS
> CITY", "KATY", "KEARNEY", "KELLERTON",
"KEMAH", "KENMORE", "KENNESAW",
> "KENT", "KINGMAN", "KINGS MOUNTAIN",
"KINGSLAND", "KINGSTON",
> "KINGWOOD", "KIRKLAND", "KUTZTOWN", "LA
QUINTA", "LA RUE", "LA VERNE",
> "LAFAYETTE", "LAKE BLUFF", "LAKE IN THE
HILL", "LAKE ISABELLA", "LAKE
> PLACID", "LAKE SAINT LOUIS", "LAKE TAPPS",
"LAKE VILLAGE", "LAKE
> WAUKOMIS", "LAKE WORTH", "LAKEBAY",
"LAKELAND", "LAKEWOOD", "LAKEWOOD
> RCH", "LAMBERTVILLE", "LANCASTER",
"LANDISVILLE", "LANSDALE",
> "LAREDO", "LARGO", "LAS VEGAS",
"LATROBE", "LAUDERHILL", "LAWNDALE",
> "LAWRENCE", "LAWRENCEVILLE", "LE MARS",
"LE ROY", "LEAGUE CITY",
> "LEAVENWORTH", "LEAWOOD", "LEBANON",
"LECOMPTON", "LEECHBURG", "LEES
> SUMMIT", "LEESBURG", "LEESVILLE",
"LEETONIA", "LENEXA", "LENOIR",
> "LEVITTOWN", "LEWES", "LEWISTOWN",
"LEXINGTON", "LIBERTY TWP",
> "LILLINGTON", "LINCOLN", "LINDENHURST",
"LINTON", "LISBON",
> "LITCHFIELD PK", "LITHIA", "LITITZ",
"LITTLE EGG HARBOR TO", "LK
> FOREST PK", "LK PEEKSKILL", "LOCKHART",
"LOCKWOOD", "LOGAN", "LOMA
> LINDA", "LONE JACK", "LONG BEACH", "LONG
LANE", "LONGVIEW", "LORAIN",
> "LORTON", "LOS ANGELES", "LOUISBURG",
"LOVES PARK", "LOWER BURRELL",
> "LOWRY CITY", "LUBBOCK", "LUGOFF",
"LUMBERTON", "LYNBROOK",
> "LYNNWOOD", "MACHESNEY PARK", "MACON",
"MAGNOLIA", "MAHOPAC",
> "MAHWAH", "MAINEVILLE", "MALVERN",
"MALVERNE", "MANASSAS", "MANCHACA",
> "MANCHESTER", "MANCHESTER TOWNSHIP", "MANCHESTER
TW", "MANHEIM",
> "MANITO", "MANLIUS", "MANNINGTON",
"MANSFIELD", "MANSURA", "MAPLE
> PARK", "MARBLE FALLS", "MARCELLUS",
"MARICOPA", "MARIETTA", "MARION",
> "MARKLEYSBURG", "MARS HILL", "MARSHALLTOWN",
"MARSHFIELD",
> "MARSHVILLE", "MARTINSVILLE", "MARYSVILLE",
"MASON CITY", "MASSEY",
> "MASSILLON", "MASURY", "MATAWAN",
"MATEWAN", "MATTAPOISETT",
> "MATTHEWS", "MAYFIELD HTS", "MAYSEL",
"MC CLELLAND", "MC DONALD", "MC
> KEES ROCKS", "MC SHERRYSTOWN", "MC VEYTOWN",
"MCALESTER", "MCDONOUGH",
> "MCKEESPORT", "MCKINNEY", "MECHANICSBURG",
"MECHANICSVILLE",
> "MEDFORD", "MEDIA", "MEDWAY",
"MELVILLE", "MEMPHIS", "MERIDEN",
> "MERRIAM", "MERRICK", "MERRILL",
"MERRILLVILLE", "MESA", "MESQUITE",
> "MIAMI", "MIAMI GARDENS", "MICHIGAN CITY",
"MIDDLETOWN", "MIDLAND",
> "MIFFLINTOWN", "MILFORD", "MILL CREEK",
"MILLBROOK", "MILLEDGEVILLE",
> "MILLINOCKET", "MILNER", "MILTON",
"MILWAUKEE", "MINEOLA", "MINERAL
> SPGS", "MINERAL WELLS", "MINNEAPOLIS",
"MISSION", "MISSION HILLS",
> "MISSION VIEJO", "MISSOURI CITY", "MISSOURI
VALLEY", "MOLINE",
> "MONESSEN", "MONROE", "MONROE TOWNSHIP",
"MONROEVILLE", "MONTCLAIR",
> "MONTEREY", "MONTICELLO", "MOORESVILLE",
"MORGANTON", "MORGANTOWN",
> "MORRIS PLAINS", "MOUND", "MOUND CITY",
"MOUNT HOPE", "MOUNT JOY",
> "MOUNT LAUREL", "MOUNT PLEASANT", "MOUNT
POCONO", "MOUNT UNION",
> "MOUNT WOLF", "MOUNTVILLE", "MT HOLLY",
"MT PLEASANT", "MULVANE",
> "MUNCIE", "MUNSTER", "MURFREESBORO",
"MURRAY", "MURRELLS INLT",
> "MUSTANG", "MYERSTOWN", "MYSTIC", "N
BRANFORD", "N FT MYERS",
> "NAPERVILLE", "NAPLES", "NAPOLEON",
"NASHVILLE", "NATCHITOCHES",
> "NAUGATUCK", "NEOSHO", "NEPTUNE BEACH",
"NESCONSET", "NETCONG", "NEW
> BLOOMFIELD", "NEW BRAUNFELS", "NEW BRITAIN",
"NEW BRUNSWICK", "NEW
> CASTLE", "NEW CUMBERLAND", "NEW HAVEN", "NEW
KENSINGTON", "NEW
> LONDON", "NEW ORLEANS", "NEW PRESTON", "NEW
PROVIDENCE", "NEW
> ROCHELLE", "NEW TRIPOLI", "NEW ULM", "NEW
WINDSOR", "NEW YORK",
> "NEWARK", "NEWBURGH HEIGHTS", "NEWINGTON",
"NEWNAN", "NEWPORT",
> "NEWPORT BEACH", "NEWTON", "NEWTONVILLE",
"NIAGARA FALLS", "NIXA",
> "NOANK", "NOKOMIS", "NORCROSS",
"NORFOLK", "NORMAN", "NORMANDY PARK",
> "NORTH BABYLON", "NORTH HAVEN", "NORTH
HUNTINGDON", "NORTH JACKSON",
> "NORTH LITTLE ROCK", "NORTH MIAMI", "NORTH
PORT", "NORTH RICHLAND
> HILLS", "NORTH WALES", "NORTH WATERBORO",
"NORTHFIELD", "NORTHRIDGE",
> "NORTON", "NORWALK", "NOTTINGHAM",
"NUTLEY", "NYACK", "O FALLON", "OAK
> RIDGE", "OAKDALE", "OCALA", "OCEANSIDE",
"OCILLA", "OLATHE", "OMAHA",
> "OMRO", "ONA", "ONALASKA", "OPA
LOCKA", "ORADLL", "ORION", "ORONO",
> "ORRINGTON", "OSCEOLA", "OSKALOOSA",
"OSSINING", "OSWEGO", "OTTAWA",
> "OVALO", "OVERLAND PARK", "OWASSO",
"OWEGO", "OXFORD", "OYSTER BAY",
> "OZARK", "PALERMO", "PALM CITY", "PALM
HARBOR", "PALMDALE", "PALMYRA",
> "PALOS HEIGHTS", "PANA", "PAOLA", "PARK
RIDGE", "PARLIN", "PARMA",
> "PARRISH", "PARROTT", "PATASKALA",
"PAULS VALLEY", "PAXTON", "PEA
> RIDGE", "PEARLAND", "PECULIAR",
"PEEKSKILL", "PEKIN", "PELION",
> "PEMBROKE", "PEMBROKE PINES", "PENN YAN",
"PENNELLVILLE", "PENNSBURG",
> "PENNSVILLE", "PEORIA", "PERRY",
"PERRYOPOLIS", "PERRYSBURG",
> "PERRYVILLE", "PHARR", "PHILADELPHIA",
"PHILIPPI", "PHOENIX",
> "PICKENS", "PICKERINGTON", "PIERSON",
"PILOT MOUNTAIN", "PINE BLUFF",
> "PINE HILL", "PINEVILLE", "PINNELLAS PARK",
"PISCATAWAY", "PITMAN",
> "PITTSBURGH", "PLACIDA", "PLAINFIELD",
"PLANO", "PLANT CITY",
> "PLATTEKILL", "PLEASANT HILL", "PLEASANT
HOPE", "PLYMOUTH", "POCONO
> LAKE", "POMFRET CENTER", "POMPANO BEACH",
"POOLER", "PORT CARBON",
> "PORT CHARLOTTE", "PORT NORRIS", "PORT
ORANGE", "PORT SAINT LUCIE",
> "PORT WASHINGTON", "PORTAGE", "PORTER",
"PORTERSVILLE", "PORTLAND",
> "POTTSVILLE", "POUGHKEEPSIE", "POWDER
SPRINGS", "POWELL", "PRAIRIE
> VILLAGE", "PRESCOTT", "PRESCOTT VALLEY",
"PRINCETON", "PROSPECT", "PT
> PLEASANT", "PUNTA GORDA", "PURCHASE",
"QUAKERTOWN", "QUEENS VLG",
> "QUINCY", "RALEIGH", "RANDLEMAN",
"RANDOLPH", "RAYTOWN", "READING",
> "READLYN", "RED BANK", "RED HOUSE", "RED
LION", "REEDERS", "REGO
> PARK", "REHOBOTH BCH", "REIDSVILLE",
"RENO", "RENTON", "REPUBLIC",
> "RICH HILL", "RICHARDS", "RICHMOND",
"RICHMOND HILL", "RIDGEWOOD",
> "RINCON", "RIO GRANDE CITY", "RIO RANCHO",
"RIVERDALE", "RIVERHEAD",
> "RIVERSIDE", "ROANOKE", "ROCHELLE",
"ROCHESTER", "ROCK HILL",
> "ROCKAWAY BCH", "ROCKFORD", "ROCKMART",
"ROCKY HILL", "ROCKY MOUNT",
> "ROGERS", "ROGERSVILLE", "ROMULUS",
"ROOSEVELT", "ROSAMOND", "ROSCOE",
> "ROSENBERG", "ROSENDALE", "ROSWELL",
"ROTONDA WEST", "ROUGEMONT",
> "ROXBORO", "ROY", "RUNNELLS", "RURAL
HALL", "RUSH VALLEY", "RUSKIN",
> "RUSTBURG", "RUTHER GLEN", "RUTHERFORDTON",
"S DEERFIELD", "SACO",
> "SAGINAW", "SAINT AUGUSTINE", "SAINT
CHARLES", "SAINT CLAIR", "SAINT
> CLAIRSVILLE", "SAINT LOUIS", "SAINT MARYS",
"SAINT MATTHEWS", "SAINT
> PAULS", "SAINT PETERS", "SAINT PETERSBURG",
"SALEM", "SALISBURY",
> "SALT LAKE CITY", "SALTSBURG", "SALUNGA",
"SAMMAMISH", "SAN ANTONIO",
> "SAN BENITO", "SAN CLEMENTE", "SAN DIEGO",
"SAN ELIZARIO", "SAN JUAN",
> "SANDUSKY", "SANDY", "SANFORD",
"SANGERVILLE", "SANTA ANA",
> "SARASOTA", "SARATOGA SPRINGS", "SARCOXIE",
"SAUGUS", "SAVANNAH",
> "SAYVILLE", "SCALY MOUNTAIN",
"SCHAEFFERSTOWN", "SCHULENBURG",
> "SCOTT", "SCOTTSDALE", "SEAFORD",
"SEALE", "SEATTLE", "SEDONA",
> "SEGUIN", "SELDEN", "SENECA",
"SENOIA", "SEVEN VALLEYS", "SEYMOUR",
> "SHARON", "SHARPSBURG", "SHARPSVILLE",
"SHAVANO PARK", "SHAWNEE",
> "SHELLSBURG", "SHELTON", "SHENANDOAH",
"SHORELINE", "SHOREWOOD",
> "SHREVEPORT", "SICKLERVILLE", "SILER CITY",
"SILOAM SPRINGS", "SIMON",
> "SIMPSONVILLE", "SIMSBURY", "SIOUX CITY",
"SIOUX FALLS", "SKOKIE",
> "SKOWHEGAN", "SLATINGTON", "SLIDELL",
"SMITHFIELD", "SN BERNRDNO",
> "SNELLVILLE", "SOCORRO", "SOMERS",
"SOPHIA", "SOUTH AMBOY", "SOUTH
> BELOIT", "SOUTH BEND", "SOUTH DARTMOUTH",
"SOUTH HOUSTON", "SOUTH
> PARK", "SOUTH PLAINFIELD", "SOUTH SIOUX CITY",
"SOUTHAMPTON",
> "SOUTHBURY", "SOUTHGATE", "SPARKS",
"SPARROW BUSH", "SPENCER",
> "SPRING", "SPRING BRANCH", "SPRING GROVE",
"SPRING HILL", "SPRING
> HOPE", "SPRING VALLEY", "SPRINGDALE",
"SPRINGFIELD", "SPRINGFIELD
> GARDENS", "SPRINGHILL", "SPRINGTOWN",
"SPRNGFLD GDNS", "SPRUCE PINE",
> "ST PETERSBURG", "ST. GEORGE", "STAFFORD",
"STAMFORD", "STANDISH",
> "STANLEY", "STANTON", "STATEN ISLAND",
"STATESVILLE", "STERLING",
> "STILLMAN VALLEY", "STILWELL", "STOCKBRIDGE",
"STOCKTON", "STONE MTN",
> "STRAFFORD", "STRATFORD", "STRONGSVILLE",
"STROUDSBURG", "STRUTHERS",
> "SUFFIELD", "SUGAR HILL", "SUGAR LAND",
"SULPHUR", "SUMMERVILLE",
> "SUMMIT", "SUN CITY", "SUNBURY",
"SUWANEE", "SWANSEA", "SWANTON",
> "SWEENY", "SWISSVALE", "SYCAMORE",
"SYLVANIA", "SYRACUSE", "TACOMA",
> "TAFTVILLE", "TAMPA", "TAPPAHANNOCK",
"TAR HEEL", "TAUNTON",
> "TAYLORVILLE", "TECUMSEH", "THE WOODLANDS",
"THEODOSIA", "THOMASTON",
> "THOMASVILLE", "TIERRA VERDE", "TIFTON",
"TILLSON", "TILTON", "TINLEY
> PARK", "TOCCOA", "TOLEDO", "TOLLAND",
"TOMBALL", "TOMS RIVER",
> "TOPEKA", "TOPSHAM", "TORRINGTON",
"TOVEY", "TOWNSEND", "TRAVELERS
> RST", "TRENT", "TRINITY", "TROUTMAN",
"TROY", "TRUMBULL", "TUCKER",
> "TULALIP", "TURNER", "TUSCUMBIA",
"TYRONE", "UNION", "UNION CITY",
> "UNIVERSAL CTY", "UNIVERSITY HTS", "UPPR
CHICHSTR", "URBANA",
> "URBANDALE", "UTICA", "VAIL",
"VALE", "VALENCIA", "VALPARAISO", "VAN
> BUREN", "VAN METER", "VAN WERT",
"VANDERGRIFT", "VASSALBORO",
> "VAUGHN", "VENICE", "VERNAL",
"VERNON", "VERONA", "VICTOR", "VIDALIA",
> "VIENNA", "VILLA GROVE", "VILLA RIDGE",
"VOLANT", "W HAMPTON BCH", "W
> TERRE HAUTE", "WADSWORTH", "WAHOO", "WAKE
FOREST", "WALDEN",
> "WALLINGFORD", "WALLINGTON", "WALNUT COVE",
"WANAQUE", "WARFORDSBURG",
> "WARMINSTER", "WARREN", "WARSAW",
"WARTHEN", "WASHINGTON", "WASOLA",
> "WATAUGA", "WATERBURY", "WATERFORD",
"WATERLOO", "WATERVILLE",
> "WATKINS GLEN", "WAXAHACHIE", "WAYCROSS",
"WAYNESBORO", "WEBSTER",
> "WEIRTON", "WELLSBORO", "WELLSVILLE",
"WENTZVILLE", "WESLACO", "WEST
> CHESTER", "WEST DEPTFORD", "WEST DES MOINES",
"WEST HAVEN", "WEST
> HICKORY", "WEST LIBERTY", "WEST MIFFLIN",
"WEST PALM BEACH", "WEST
> POINT", "WEST READING", "WEST SENECA", "WEST
SUFFIELD", "WEST VALLEY
> CITY", "WESTERVILLE", "WESTHAMPTON",
"WESTMINSTER", "WESTMORELAND
> CITY", "WESTPORT", "WESTVILLE",
"WETHERSFIELD", "WHARTON", "WHEELING",
> "WHITE PLAINS", "WHITEHALL", "WHITESTONE",
"WHITESTOWN", "WHITING",
> "WHITMAN", "WHITTIER", "WICHITA",
"WILDWOOD", "WILLARD",
> "WILLIAMSBURG", "WILLIAMSPORT", "WILLOW
GROVE", "WILLOWBROOK",
> "WILLOWICK", "WILMETTE", "WILMINGTON",
"WILSON", "WILTON MANORS",
> "WIMBERLEY", "WINDCREST", "WINDER",
"WINNEBAGO", "WINSIDE", "WINSTON",
> "WINSTON SALEM", "WINTERSET", "WINTHROP",
"WOLCOTT", "WOODBRIDGE",
> "WOODBURY HEIGHTS", "WOODLAND PARK",
"WOODLAWN", "WOODS CROSS",
> "WOODSIDE", "WOODSTOCK", "WORTHINGTON",
"WYOMISSING", "YARMOUTH",
> "YOE", "YONKERS", "YORK",
"YORKTOWN", "YORKTOWN HEIGHTS", "YOUNG HARRIS",
"YOUNGSTOWN", "YPSILANTI", "ZELIENOPLE",
"ZEPHYRHILLS"), class = "factor"),
> latitude = c(43.53462, 40.142492, 26.538149, 27.9062, 31.90104,
> 34.833083, 35.118836, 35.136047, 39.425712, 40.519207, 40.101126,
> 30.044457, 33.62287, 27.910276, 39.752254, 47.403778, 32.961929,
> 29.820199, 38.408649, 40.668828, 41.983948, 40.58116, 40.7253,
> 41.921667, 41.669921, 36.442552, 38.564663, 37.455315, 40.867774,
> 38.783554, 42.244381, 34.024332, 34.001644, 36.622704, 34.017832
> ), longitude = c(-70.58809, -82.888789, -80.113071, -82.6661,
> -81.372992, -95.840964, -82.016013, -89.92625, -80.276676,
> -89.778385, -87.641063, -94.888036, -117.663119, -82.530568,
> -75.574437, -122.209047, -96.799309, -95.746255, -80.553953,
> -73.923314, -87.713482, -73.9731, -73.8187, -87.987023, -93.759478,
> -94.110903, -90.00597, -93.257109, -79.932483, -90.201858,
> -89.100233, -84.625923, -84.567614, -93.912921, -84.612564
> ), ID = 2318:2352), row.names = c(NA, -35L), class =
"data.frame")
>
>
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