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
AAE810611941272222822291258189810252413
ABG171112132020161271919914911786161111151619
ABK17472594516271357612491983831523133166484387
AIA16222419576624311283345910292811
AMS898662745295242222984101023
API14771284351331242238689121010
AQU88352249465742337354818218
ARS
ASC4514643277710728118141137661510
ASP9645245611311321168444104
BDV763422371142256746351611167
BEL12974531081111561278585947152510
BFE2691085398914561398615716714215014
BFO
BLC23651232489416426103712441516466918342556609524845140
BMT63611454645312242341356496
BNG77106288141075471698398911192912
BOU8589244313332537181132713147
BOX1612435374489115563858310252113
BRW35306750262357171720111715961239168342633839138
BSL111320176477167421217351181112161415
CBB40231837303617274324372129156138301541697893123945854
CLF9625224712442547810583716237
CMO10185435221120198171423139572128720295827
CNB613522411111112115873279
CSY
CTA731011662522311331271077983
CZT1033632321422221112473122913
DLR1012141356882644641483641215138
DOU946854581165345761059597256
DRV531101191487528431712231411812713222192119501145591
EBR171589666381257465518613716344210
ESK1652674251193335961367698408
EUA
EYR5781023322331123222645956
FCC122582701661761286432562629121336185161328322570173140
FRD74692224123169823633817910
FRN749624552431522378936886
FUR862422391021325657352613187
GCK
GDH48271669613423756237927341565341414382643677969375
GNA1076144364621112312918165161618
GUA3101863615755412331257689114
GUI6715105237546426644769116218
GZH2410102452564133413512592139
HAD161165452711112435137147114926397
HBK456738741136543844654512183
HER3616153286411823467123537197
HLP21667331069154101386612131351315348
HON86946436234132318574151353
HRB773441381464495646353613178
HRN22710369951181263349144521102941201531203113555152199170
HUA13163118753113353161941314513634753521616
HYB
IPM
IQA584530826110766324615322522162124146543787056143162184
IRT2553276646642232431164663
IZN
KAK8106855641553345245169813125
KDU841354427234114312812897153
KMH
KNY4126635432543345246158913103
KOU9919953362247125964912121423914
LER2610821171232771237366141099365325
LRM34191666118744125423122513815256
LVV14107783988977104751079510202511
LYC
LZH46885656554323525515683139
MAB
MAW
MBO6720962411151315441397914121213102513
MCQ1522273425917655753663717511815236336
MEA111847507991946934107718891321218343
MGD
MID
MMB6827546323312232331489986
NAQ1701493111568160983822169451519155936435951246356119
NCK753531371165284646253712166
NEW56161145521233243478367131810
NGK5533223699267865633133159
NUR2320912847271348119651379611721628
NVS426496369664357353454863
OTT851115684314435107231412716252410
PAF1956667221144211001463215512
PAG
PEG
PHU351512486378423552481651332111
PPT16678332614312243576511211910
PST
QSB675789123106444433558510161810
RES223335101314141798231515566452135687412580362719
SBA191853611320121112989121722111822241739301818
SFS
SHU
SIT71220181456614412736781112973225
SJG8815105335134222524497812811
SOD11413970481315824443815521126292219213460266
SPT7966222261223543385558152310
STJ1273110796868106410169167331428292312
SUA784343497314721424643616188
TAM7811745413966241578797911162711
TAN64262182563142311454415156
TDC
THL2530221618193534730542375691715115948274626244623
THY773431281256483645252614167
TRW81219125435123517942455818810
TSU3233255246344256242436104
TUC105672455143262291339481265
UPS2615915723481228149451156610503016
VAL191814866487131143414101510687395211
VIC5924135573134236469671013111711
VSS68197422534755354711109913512
WNG231175427791142910941351261127519
YKC52486964776930801247527911373199920133335171156