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 2004-05-11
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
AAE56869710172455354274643165
ABG813520241221413129382135532263
ABK238973038201830872298810107710413731199539352
AIA31154425138852744234894710886845
AMS11109136477233643112101710734528
API111111000000000001111000
AQU151212913764111318159461089313714299
ARS
ASC31563226141412106191610345534153
ASP84397687521112222614135101720
BDV2115151314587109201410578793168163613
BEL29151412128912171317124899794171075016
BFE3720222115710812101221737761062010276322
BFO
BLC2540133129959323301022231318593715602911747781119129
BMT213210111110001001111111
BNG101111110011100011010010
BOU5930191334224478121145222315481011
BOX38149157714111615957876613111711418619
BRW544769713255522910382514143848273530627990616766
BSL492410952124611111315231113146641517
CBB464368102425523341528281142493417585212549621325537
CLF182021161288371316171666671291510343611
CMO23243839161517117181156141781922223252262737
CNB1257154374222113323111616542016
CSY
CTA8651362552211123136101046716
CZT18123527710821013215642351074144016
DLR261678332132510141064136312813
DOU212122171489381116201457761181710363913
DRV3210587761641582142095697894467865372128103
EBR122112112232211122121521
ESK2328282315694211161819874611191513545214
EUA
EYR13101811444342312432471281212616
FCC30811401121191234425343110139211912293569334811295155
FRD6122911119332811118714181419941451720
FRN51015884442222667911192112411148
FUR2017171315686811181612469794158213513
GCK
GDH326271271848593137572918276840257380323445967693
GNA17138147410564222332317343211253230
GUA8234357141111132336475814
GUI9910563101171512178643131412520104
GZH112100011000000000100010
HAD15222416127822101916167433101014947338
HBK5519175914921413910410104677213196
HER67241933910581114967135577223259
HLP401920161181012151218115889512111615137223
HON31384103232111133315411141819149
HRB2214131213589141119145898793168123814
HRN128721137796118137181948171317441911454075906479228148
HUA451423222245468364113511105
HYB
IPM
IQA4980178172748148432939221824465019826469555493167211
IRT149202071271287433432141497132114
IZN
KAK321011110000000000111111
KDU7436873463111232249949814
KMH
KNY312101110000000001111111
KOU22463221588559131014868181866
LER2932272417684591118165535914169657921
LRM10891185105453121322824176221117
LVV241212121188112013189471211510515864715
LYC
LZH6419191254148102334328955668
MAB
MAW
MBO5675536151020121137106131110513115
MCQ141322249510437622552711342316194235
MEA121648371714151165767121571325442413182729
MGD
MID
MMB411001111000001111212221
NAQ164721571225885251311201091420211623142831276113769
NCK2014131212578111017137688694159123413
NEW41333211489833556710413193417691010
NGK2719191715598119161895877105189234318
NUR5619141810713914141565869410820123710424
NVS1519158111619746126866451814109244018
OTT112655241818543131112910172117211061872441
PAF28172224751048435533246181413688621
PAG
PEG
PHU69191492444732233335755377
PPT95135422111112322581454359
PST
QSB12558167820271552697541031079307
RES161853842244413910342917174636231861071148031855728
SBA44703741202334151320111616211912172825336855114113
SFS
SHU
SIT131518281012109874459147817383217141420
SJG2474241125127349122018641211125
SOD10446193181325691795488758313420157132222
SPT101314787105412231512433512811629175
STJ15122012767613131168131718178131019263518
SUA179811986131917183351396869653812
TAM887681073812196337737310713176
TAN3413711127676772981235323114
TDC
THL1750294522376338184423154164597210236866747895653
THY2214131214579141120145798794169113813
TRW1061611634232229741216795732516
TSU541513331316413128964129667414195
TUC55167923223237913652020116101211
UPS532117151171191210141255763972011189126
VAL1324261611784591715161052381112856288
VIC4142518118673343681041116321968118
VSS444633325410148235674455146
WNG3221222017697101012221047661171911285320
YKC382812269304134355030641711163113182970384990134110