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 2004-04-24
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
AAE42589464224232171262918111084547826
ABG5691712117871233101081012977691298
ABK8720193020123622274011051483594884320131629263939
AIA9569111086106289616114610686746
AMS524873101072124204317964343336
API948551755517343152343631367
AQU233335484172923612111794366827
ARS
ASC6353372691912105711772338615
ASP22651745810734256515555444727
BDV23344341251437246781557566838
BEL445555612917463379121171077610510
BFE5467855917215934111317121314101088611
BFO
BLC394424211850272048471408171107276267105569874136677153
BMT810712101767101641317656565561249
BNG6343411131619243981314141074548835
BOU10578818591510373161391311711191014810
BOX846912615111225784616161991112691011711
BRW386481120872193178267125200182917553417820313110557117708561
BSL1046771467111023258179512510171110510
CBB3156233021193493633537044341212209965885865506582
CLF33444371051936196781657476738
CMO232643695222311261326125428371466232426521262419172915
CNB599751956129392588228554463913
CSY
CTA5611131634810834226617345445637
CZT42574511753328216512533333553
DLR7467515791010293041391411961391159
DOU44574371372042208891668587969
DRV42591001023622373039154433163459362315172332315640
EBR23431216871121332279142014118117937
ESK6679759121422532591217131214911810611
EUA
EYR348126137814919966311477441271315
FCC6034181781263507814311939534481762391805839525269644735
FRD11567129451310116132116784132111989
FRN47777126131383430735186561881378
FUR23444341161535236881666577838
GCK
GDH482518171613351928145188110691581677314134806271364871
GNA79747751013726225510943343333
GUA12412111791758727164410235343181613
GUI4344356392317147913976666726
GZH28915531058123221644845535927
HAD43654388817391866816610686749
HBK5364554511313081113131254546724
HER63542745527277779845335533
HLP7658946111717583010101498118111210511
HON2710846785514413156636551594
HRB233453412616382878101667577949
HRN3719579080311056691154307101134106771207638512523443921
HUA74696101010117161620483831302438413510510
HYB
IPM
IQA391323312327233443175266911128966102766255122183576183
IRT15811691912131412574086146868391544
IZN
KAK410765484672721457244422935
KDU141210162141168631205410544344723
KMH
KNY659838947102822556345433836
KOU72445746914991874854121114646
LER5467756918175028121621141814866659
LRM37658891013730227411955454533
LVV4344555128134026961014794891259
LYC
LZH4610761547111440257568665571139
MAB
MAW
MBO52434526153922131014105945710736
MCQ111718261915154641211828734713821491210761391016
MEA28201421193111467123205171181284692622193331212021
MGD
MID
MMB512101111810591036326810475635886
NAQ763531695258526367487455272124204532203055232666
NCK233443410416352671091576476838
NEW
NGK345563411111749306811127107889510
NUR105689515101923764620152311151377710610
NVS531081767142412553585157565591056
OTT12668167581910252415192013118202416111312
PAF859141281110945382210820775547776
PAG
PEG
PHU3121014761361014362274310662
PPT83333576551811331435101013551415
PST
QSB3455534612233618871513117481113510
RES53503142242042135070539982661573472573393032231211324658
SBA3169172917193346312310871222189847540645255213845
SFS
SHU
SIT181013281819628328474912686531213131011121113
SJG7244563489746162635613655
SOD72916221572712273111151413171643116111219191619
SPT23432565716321977121494376827
STJ7648794512122013141718198101313111067
SUA
TAM3343445917322512913129124367937
TAN
TDC
THL21382924181450243611077106128787314788101597540833120
THY23455441141839299121017875881049
TRW8457697596986151376134831035
TSU6364495910242971115151154447724
TUC54676146111210353168616104812813710
UPS64567489211864361715201013127677510
VAL43543497714381555816710675647
VIC121111141314617159322594410141792414141111
VSS73456867131512711148151912106101026
WNG5456845
YKC233628434790235428810549731785963673346341475355532427