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 1992-10-21
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
AMS91044786911724446457467559
API
AQU
ARS
ASC
ASP
BDV
BEL
BFE23444964117354675896116102112
BFO
BLC3935501599261531493350768535394951355287568121
BMT
BNG
BOU54523913446575613118885131073
BOX
BRW2916423833535521312830181625202791126975164465876
BSL355239123464810115381212791485
CBB441826111214181322252312223648611391448266491154761
CLF432337659854564488776151020
CMO301019151735171519151215142316153240281329142623
CNB661020516766761179556857713129
CSY
CTA
CZT1034455591173459859841066175
DLR452391338685271011651494
DOU
DRV1645817577571248323292915272019159162330591116351107
EBR
ESK64344121071210713961261113886232130
EUA
EYR
FCC4926401526910958435034282228151525241533523652112
FRD3753291033538111355510118101179
FRN32423711245564378126758885
FUR
GCK
GDH2168194498920342928373229465031281517362728
GNA
GUA626627553346448479
GUI
GZH
HAD442437731010679594710787171323
HBK
HER
HLP
HON595322512434434235359347
HRB
HRN
HUA
HYB
IPM
IQA
IRT
IZN
KAK647724333536444337355783
KDU
KMH
KNY
KOU
LER95744108513851478116911575171924
LRM
LVV
LYC
LZH
MAB
MAW
MBO
MCQ
MEA1571176102421108688126131920111020161514
MGD
MID
MMB
NAQ83391678112529251113981212111936141513304641
NCK
NEW9362410177564755813141065136107
NGK
NUR54476148111510988812714148191093313
NVS
OTT696421010445491313987151712141488
PAF161395812118191359891271285119171311
PAG
PEG
PHU
PPT
PST
QSB
RES181310141816201527153017282433172454547258232032
SBA
SFS
SHU
SIT125105411101477465684101110121111149
SJG342234933433127341210444767
SOD4518111092410121715913121422141616131420179122113
SPT
STJ169642893448151010611919131011151414
SUA
TAM
TAN
TDC
THL1010108614211732252636334127243342253026313030
THY54464812512685886610109127131618
TRW
TSU
TUC536249134565856109811115714104
UPS
VAL
VIC83634101555547447101395513697
VSS
WNG
YKC461030131613239175114602847534617152944271842275135