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 2004-04-19
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
AAE343571041064456931122211111
ABG6104251971137135444231211122
ABK486618151018132814161312142213141727391518192835
AIA5737415202314111254810761296347437
AMS15101288411123379494367752345
API0010
AQU12124357881033237111578126623232
ARS
ASC222223313181551112106564243111
ASP51399843468432432222332117
BDV17163566898281912914871311923243
BEL171536686121026148815881311923355
BFE2627498681262118126125814181436476
BFO
BLC3370104416445302125171625453022391926321422185414
BMT111222111201111000100111
BNG000011111101110000000000
BOU10811596563131458710615171055215
BOX14126735217162457131958118563478
BRW664328427910871586718517592405050404025301334262025
BSL10843563457811813121536613354
CBB563127123554221719291628181724445220453536385436
CLF2122567691261721237107121415634243
CMO11101118243322583510010817191713229111131414716
CNB5141988974513833555432447102
CSY
CTA8101028565573224232223211124
CZT3528298135171012239754312732255
DLR74524324367488712207313235
DOU2324567591251922197136111516934254
DRV53664048503223332035321319232419191351716123429
EBR121111121243121222110011
ESK333367115615891622128591017725275
EUA
EYR19671077758128444664537119517
FCC37658015811670693833181528182092214181981372316
FRD161028876466810714415103233642
FRN877555654811444987151761333
FUR181744668107292213813881412923242
GCK
GDH444933293517235044325093725249492931393518161519
GNA1318109145845117541254564363611
GUA1221193489251211212111491062
GUI493144589241923172111214822224
GZH100111011100000000000011
HAD24254695612681721157591115514255
HBK131222511139724134346826322142
HER1413124611145142312341627232154
HLP19204756712112416101114891313734276
HON6922434214222222412611221944
HRB15143568891028189111579119823242
HRN47772964132133609286271838384657452387352925252744
HUA642133433224678595856334
HYB
IPM
IQA778554587055152745423970546453582858411123123031
IRT151841114217551383466313521459
IZN
KAK132211210010000000001111
KDU31182473268222311112222104
KMH
KNY122220111010000000000121
KOU252123342734949432315243
LER3534891246145101116118688191436397
LRM1112991177667445963364153515
LVV141337695141524107914118910744444
LYC
LZH105317181155813733452234222612
MAB
MAW
MBO2532347967271185141112462122
MCQ6132211252912132156281417232016888512989
MEA121819132410262421383810147886141335453
MGD
MID
MMB132211210110010000101121
NAQ14615527478269312511111727262311197141115741434
NCK1715447889102918101216781210923243
NEW1010137991410112020783368141145222
NGK21214676711626201310127814151134353
NUR17205745511923118101759121610444910
NVS6984111715143111099111066101053438
OTT281941514131161199121120718104474244
PAF30291513129101454810697691914525513
PAG
PEG
PHU586121444610103534312142221112
PPT44854223232212224131018987
PST
QSB63210119113519741113117633222222
RES473132194251201515261035263026835318803436143512
SBA412651252314222536262824382629262918301839173924
SFS
SHU
SIT5862113211816182333109101114810113121067
SJG5213423332759329128136333
SOD16401999971991911121523101314242271681718
SPT1013335361196212719610121214322134
STJ231091212107156779121312201661265227
SUA
TAM4632371211104543915161515101722212
TAN
TDC
THL374029233634231717221025184484453146302018143224
THY15144468891128199121579118823233
TRW191324776453410126719253797133
TSU6722382017425256254957332133
TUC958344442893581651824764525
UPS20244755611819141210124813171134488
VAL232636105511951220181149814534277
VIC771197101389172057558513987342
VSS841234643716751125765424221
WNG2626577581252121148126814161134364
YKC43666345105881431608524633125321620142022111311199