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 1993-05-20
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
AAE
ABG
ABK
AIA
AMS2445413224114410244423221211
API
AQU
ARS
ASC
ASP
BDV
BEL557510102513107681120129712744544
BFE54547917665581120131169543334
BFO
BLC52334850274041531273565039681331761436048557156182435
BMT
BNG34542872311653101413745644322
BOU86151117174031105882121625102115138456
BOX
BRW106711191223211946922640658120311695247155564988714932183547
BSL104148161234318486919621106844477
CBB482941331930439110261633513544122836662654760283649
CLF7457632112653781198513633233
CMO34337299327645614222439519884162149151522322202220111524
CNB591019512251513198510125435233366
CSY
CTA
CZT23355821871046436423442311
DLR
DOU
DRV511059295482799754238131610177128131517382921211517
EBR
ESK126815106252111111212182719208201055546
EUA
EYR
FCC31224017526431263438813564844375979943393359332771523
FRD9518713923241085413277101915111047118
FRN6512871034251467644111178975333
FUR
GCK
GDH13151319102025443830635563565240313335281412173
GNA
GUA116121812212431074445421533101776
GUI
GZH
HAD95610742017879511141013616944456
HBK
HER
HLP
HON856617141013664445278534133
HRB
HRN
HUA
HYB
IPM
IQA
IRT
IZN
KAK21019123720461025456224443592
KDU
KMH
KNY
KOU
LER845788161078111118312017919857435
LRM
LVV
LYC
LZH
MAB
MAW
MBO35663351717201071113191294933133
MCQ
MEA242232502231260193167139273637423224201727341791020
MGD
MID
MMB61511136122991216278793345225122
NAQ3328246345889911756381619131523251823201897710
NCK55669620112676411
NEW11112126111346281617589161024199212016659
NGK
NUR65111114142412197141631372613813864365
NVS
OTT118151210920121812581632116201727195111212
PAF5657916307216910887635451322
PAG
PEG
PHU
PPT547739171512483462289542476
PST
QSB
RES42214544292778807831234364622033274312713269515023
SBA
SFS
SHU
SIT1415334021287547371241612192915612181312125611
SJG43745516129363426514796242
SOD3117232220232334351526346158372114138125476
SPT
STJ6691151019121897820151312151713117954
SUA
TAM4466544191217751216141184643233
TAN3573471474773534324443312
TDC
THL23173642202412570383650601109186272145556135243214
THY64671142014678791297411743333
TRW
TSU
TUC5515913143933135974101451510574465
UPS
VAL
VIC109192191446282015385127171712131614747
VSS
WNG
YKC303656498823138049426818212051801501751053836432830151529