Geomagnetic Activity Map - Hourly Ranges

Note: Empty cells of observatories (indicated in the leftmost column by their IAGA codes) indicate that there was insufficient data to calculate a hourly range.

Hourly range (nT) for 2004-05-19
IAGA 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
AAA
AAE246492826201022021399924412817911912
ABG6811657977911617101225912121115111217
ABK51216720148171110304165201309069116897027203442
AIA264465412243446127106711786
AMS311668221516361357
API368872322134515107737202075
AQU236224341712814492810219179121112
ARS
ASC22121233639611542910125108977
ASP1547125355243948851188813610
BDV2473432433101016122332143013179131212
BEL36741064634616201637411838181512141415
BFE36938546551018271957442753251612161616
BFO
BLC204912153519161155263030133431662292473211599676706161
BMT773751284883411891961287126155
BNG2323381112939112259225127158111113
BOU34761185422647732141421211013131222
BOX4711915856671222321456372143191216171616
BRW2864994036954718272446146184146135435352516358235919310585
BSL544710864215563209121215191392016
CBB295517173317191631422125607161148179770246986476107114
CLF33743324327917142327143215199121112
CMO164250372542211596387114530885282551271124565695959
CNB6779571033264947208109881135
CSY
CTA1058121455431538481169881112810
CZT22313348872451072051013104325
DLR34461075532543522111010121711112114
DOU4485442553812181231311937181911141513
DRV3850452115111074767281112866872531333213858
EBR236411154696141910204311623122411121013
ESK461055525461318252362473259311911171815
EUA
EYR383443532266102626119966468
FCC17322011451838802322574893506711916181703342382360
FRD3447910642157953011201221171482117
FRN465597542254311148161631211151216
FUR236334233310816122029143013179121112
GCK
GDH16261112202725365130138588255153931063619111172745963
GNA537101274695439471691378510314
GUA156101618128941247567665619212124
GUI234522533122110936309209149111110
GZH778375788623855154857811611
HAD437534243471017173829204021228121312
HBK33322325678311871841171278610
HER2321233359106121210124115106748
HLP47841083444918221547422644201215161213
HON242810423213443586411778611
HRB3462643424119161021331529121510131213
HRN214852175043451718259814379801001001733478311063565247
HUA244563622261123347841527363151415189
HYB
IPM
IQA2225141040275538432614369926280381631289712449454872
IRT131083317137547419917241017871210910
IZN
KAK14743519414386686886651011
KDU157110161076314384894978817214
KMH
KNY356244311923386512497693109
KOU133544422511145119178221861010117
LER34847646561112292671393053391312141211
LRM844713545544394916913810712316
LVV357610845761012191527351731141512141114
LYC
LZH283771366996310982271179101195
MAB
MAW
MBO234422351320221019810289156810101110
MCQ8151410659622331531230232101106105119111418
MEA15161816151716843128311734462737354632312040
MGD
MID
MMB372195426315398101161498111286
NAQ9111616657226977231922213448114126908120213926
NCK24625423241181591830142710159131212
NEW
NGK3583654443713201438382243181711151414
NUR3710714678851326351769362651291213141413
NVS5101713117131096772362225121757121397
OTT5567101175217914738134025231618132419
PAF235395914657578112225251373346
PAG
PEG
PHU981157671311834107720510691012713
PPT3553733211244141065211238183
PST
QSB3651353697651469321417121712151516
RES2846161319171723242035385635153771711805511594136224173
SBA1421249172115109891538215311850711183438324542
SFS
SHU
SIT121618151316865386111217292222123620272031
SJG1224553211253755710105751212
SOD410141015118141192738591810828669057531692625
SPT2365251333141396530122411209121112
STJ445771064251214117913412012181191614
SUA2643732521299174153316227
TAM245323481310105176112971791410121112
TAN323133244475986203971369411
TDC
THL28258101534293528224045709523573666523727917010487
THY357254242513817818321630111510151413
TRW252444211254936209941111797
TSU33222424337416351851171389711
TUC245696442254391912111471811111614
UPS2585115577410203121643428503199121211
VAL33653314447615213827193722216111111
VIC119101011106533757121510152492715181329
VSS1314233224101071113341720111312899
WNG3693776454818251852442654241912171615
YKC15403712233010845221827932061151244942041581753333513759