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 2004-05-07
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
AAE222158897262111221321121
ABG871111810779753675736535345
ABK1341096675346132141217201629463429463934331675317160
AIA2421106161115124674411693743483
AMS444541165654669697615644107
API232224252312112231223223
AQU222123382766363731411123
ARS
ASC122121100111421124311102
ASP2724231022211211111121141
BDV12222326156291013334511291
BEL4252234637711911154641774294
BFE96137484557598202381165420491816
BFO
BLC4777292244742762403617775784684125124243148902589310914921476
BMT0512715962221111121112323
BNG212227444482221263232131
BOU5454116111164332238523326122
BOX144822424355481317367321255219
BRW24231421185524610418018410113724210699229145157240806564305039
BSL457463666235976553444945
CBB403613373131652048562562735259668721351393571701788512464
CLF13231336543441114953421262
CMO35237247322181452991891317361795485718077592016334129
CNB4467314102011444487696272552
CSY
CTA742655513111121211112322
CZT754796522743555103102256478
DLR5386477634336711394455662
DOU3546442744536131385210633135
DRV751229711478947362505242354754821078244444262357669
EBR6574591011486968512106226641412
ESK2410758483833412197448148197
EUA
EYR63593143106445498855443243
FCC11812640219916137718617822367100132734646493663523541416351
FRD327347513212332353535723
FRN43342335122122675234281010
FUR1122132744627913533311271
GCK
GDH891121831381031041231261251731949911681111136137827051835019695
GNA8751711211632129145121913917181116781110
GUA333234343412221111211224
GUI2223243337114262352423321
GZH467422294222211112111313
HAD24734433783341418125321376107
HBK354748667745547356645463
HER4847510518101576881661142211852019
HLP729346544751191618594321245138
HON466326352121121343866739
HRB21211237157581013435712171
HRN383458641241481341169361132761731417792281292351604732232268
HUA312216243212763431496222
HYB
IPM
IQA10810719919612277858411595861256362651491421022591194869393131
IRT2573329341243451331522764
IZN
KAK4355119486336462745455664
KDU8106342283322231233132234
KMH
KNY415451193103435431534321578
KOU3343555242612778772439234
LER611291417245105657101424914133679196030
LRM12112713710152711107715149512311667714
LVV5596947138991210111668821865109
LYC
LZH196323463532231122121322
MAB
MAW
MBO122233537153136674114772253
MCQ15196028331456816185241357912910115421212946463524232832
MEA13339848323971492121592789443044393415133276255450
MGD
MID
MMB314433342332252322122434
NAQ122582072391221712881121386628371553316582381638494194201181
NCK11221217157451110434411171
NEW47147151223522912726122534627164
NGK34453554455411131359617733176
NUR21101676115664591417281371263174104625
NVS5654512467785894557644866
OTT67337143730211465536658310981088
PAF410583119446546961449266781818
PAG
PEG
PHU589427786232432434332353
PPT368329241122342333445363
PST
QSB113134574387237232632164
RES331842131429234123192519299041605313713497931246012
SBA211777453445262219243010163014354462392531331926
SFS
SHU
SIT101434681727810364105711920562217272011781612
SJG212436233114358248431321
SOD110533250193628121671310283143333931321485637191133
SPT112111242741243643741223
STJ161829261420183511181819161391981015131917306
SUA1225353873465612443422252
TAM101124676432276422211121
TAN111234512322411112220121
TDC
THL2122271716301627473755836711468489355622128245520
THY11111217348471110434611171
TRW1122351231111653210622142
TSU221224438722258632513154
TUC22311322121113108221181052
UPS1461785126342351319247894718494523
VAL361341010891295761124145340912101916
VIC691412243133117613336113638856167
VSS243344575336452853432266
WNG5310434334658617194943714451210
YKC4711137429010265244736624670170798110218228869375928244811934