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
AMS223365584245222221221111
API
AQU
ARS
ASC
ASP
BDV
BEL233437117546410103442224211
BFE33355445452310135524342211
BFO
BLC263536847510034929699353031124127221736152533636172321
BMT
BNG111225224152631122112110
BOU22212512683754110151021278942
BOX
BRW272433211785282185119346127629811383427219201311758
BSL2133446458254128265168537
CBB304339211320376297333845234578548575295711168574644
CLF121121344445286453231112
CMO1192147838430142155493175352851294413111311106118
CNB4356471310101043674323322322
CSY
CTA
CZT1342381144531424321121121
DLR
DOU
DRV9812214015943517659293941162615696313121423321152129
EBR
ESK312243195414558451132211
EUA
EYR
FCC2823402592334204372411681721025785735835192520181581218
FRD2132228492212681069845433
FRN122221482123423619134611675
FUR
GCK
GDH24203253306910652885699208178114163545637485140415526
GNA
GUA373552542311111111111131
GUI
GZH
HAD223333666456689733354222
HBK
HER
HLP
HON3332124344212224951045313
HRB
HRN
HUA
HYB
IPM
IQA
IRT
IZN
KAK310108381255633234324235785
KDU
KMH
KNY
KOU
LER93548459745473145410441212
LRM
LVV
LYC
LZH
MAB
MAW
MBO111225611621181310121713113474202
MCQ
MEA981216134724210217710680532421231197657546
MGD
MID
MMB675214485532211111336231
NAQ47474653615318411464515033264125192519233017111612
NCK11222443122217
NEW3233382214161217104223613394582
NGK
NUR55552456734412114344242112
NVS
OTT545106112825321253537629651423
PAF122345575432333211121211
PAG
PEG
PHU
PPT8384411086222322326634758
PST
QSB
RES2611192212201209413203041324056473343808864982616
SBA
SFS
SHU
SIT55913812824440685315111191234433725
SJG112222652225521426651121
SOD2613101215119308121482310918119585642
SPT
STJ4681713182425221691425927865854544
SUA
TAM01112251413349535112110000
TAN113116121124421111111110
TDC
THL192020212423566946644095587910550384223322318139
THY112335446311764212201100
TRW
TSU
TUC31222224223321714105786635
UPS
VAL
VIC53594362412101294344813498364
VSS
WNG
YKC1313304551753632311621119581431031424518161413971315