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 1991-11-13
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
AMS1311311211115176131420814283095181547612
API
AQU
ARS
ASC
ASP
BDV
BEL
BFE35554791612814131184138111716151491220
BFO
BLC98147913103930678265247508215911135727364252151
BMT
BNG
BOU643273121524101116814211516112189201224
BOX
BRW20222622501545122307864828531083823221791461352131671094474
BSL5533721213167101482024912820211220
CBB1315177131210472073139374521102951167711310783293639
CLF4443458941013961028341010149810715
CMO161615122183013115713971561082883183569364215739441933
CNB45557516191219121511131423678115789
CSY
CTA
CZT8109288162222718179223437146171841079
DLR653272121319812157171813810159817922
DOU
DRV40721568137263642773745623282621015150162124141109384332
EBR
ESK9463475119122317141235361116222012121224
EUA
EYR
FCC1117141532159196731371631701411681191355435345749151269
FRD432262101012671152424107102212820923
FRN6332521012209101386981014187615819
FUR
GCK
GDH11261261081921751081721261061401321108457573925323129
GNA
GUA246111819810141481299118854696201951
GUI
GZH
HAD7443448761016117824299121513912817
HBK
HER
HLP
HON10131112959951491716684105615716816
HRB
HRN
HUA
HYB
IPM
IQA
IRT
IZN
KAK574885117981296111085569491111
KDU
KMH
KNY
KOU
LER565335610881614916332611101715109913
LRM
LVV
LYC
LZH
MAB
MAW
MBO
MCQ
MEA1378587135596394839368170482221151516141741
MGD
MID
MMB
NAQ2882361313212563881448368262246613343383243302329
NCK
NEW12554631318361491610161720161322811161222
NGK
NUR56754691917191816122045331014213312121020
NVS
OTT443274861312815103530121318152112151126
PAF14191213221926181923343221423244985850881318
PAG
PEG
PHU
PPT1312864466222436436101920146810
PST
QSB
RES
SBA
SFS
SHU
SIT148869315185314816128211376152416161371215
SJG
SOD25201158813152133474422452742111517558658332242
SPT
STJ6105242591586127312391511417109820
SUA
TAM
TAN
TDC
THL11161798983857479578695650472337354440192644
THY334336713668126938429121312910817
TRW
TSU
TUC7543731212219121481114812161712715722
UPS
VAL
VIC134536311153312914812141613152079121217
VSS
WNG
YKC