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 2004-05-03
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
AAE226111634363512244336146737611914151011
ABG410717101014132012768657878814101010
ABK149212830141621192310301143311746425066217189121129
AIA538131857412135745937587491410
AMS24633711579333336461013813610
API578763549642533544546584
AQU123326774641176135412915161115
ARS
ASC137742104253243337710884711
ASP432685877664435343151134612
BDV222236711674675357413815191415
BEL4434410710876810889117161115221913
BFE4365489119888811138199201716292712
BFO
BLC4832354540422525121191746733655745444443471267670107
BMT118471916141114147555447691544814
BNG1266642091278149125465131014131112
BOU434654111518217454126741014712713
BOX449951110810121115815161018919159151517
BRW4629478011410475404262531125945708012810421724842158755653
BSL323994119111564312111182578779
CBB252443492934332544415247322894705714814672481196349
CLF22333599574556359513718171319
CMO2118273738403556148717150246971572225184725212246
CNB5241115811910128455662414133849
CSY
CTA14249116910764435343131044411
CZT4258456116924432326151323261411
DLR22386311111218638410252485879
DOU2235379107856665711614819201621
DRV372927272641241140402115109825178507933432636
EBR2243981212996139104986181619151318
ESK334878111281597812128229201926282221
EUA
EYR4235156941477363474369111455
FCC241821102146752721410616278578843181628252530102436286
FRD3251015410787565121614157499141212
FRN663475101415175485431065103669
FUR222326711575656348513816191415
GCK
GDH241022312234292171129705948337659166244583450696431
GNA4910109293354433334217132483
GUA163614141810131284344234176692111
GUI237554116810328748119178137815
GZH8101481051223181054452363893539
HAD234445911610645667146161121191520
HBK12884487741312342855131017151011
HER12783561464272216441281611811
HLP333441291297710510118178171115262611
HON7423626477325423233488114
HRB2222467126107867358513915191514
HRN301636485130272833804766314290204034602954382631
HUA2258928556410454742147414637714811
HYB
IPM
IQA13332823642107643551171335286473530318491891567210513062
IRT814108102212118216767555692036109
IZN
KAK561512115914139535432537102722
KDU473668818114434343421293684
KMH
KNY4617121339181811645433547102946
KOU1167727347351812639112014769
LER326712891499989151662813172315372613
LRM255810289475433335216134493
LVV233458612910510996610814815181713
LYC
LZH87181911151317125455347571346414
MAB
MAW
MBO127543104121515841211897148116814
MCQ1188141314201678574225172852356717248141324
MEA791312125142776501515121413122411172618222642
MGD
MID
MMB87171212912121213755543769134966
NAQ69741721172003231563573121412161411501849721105711892
NCK222235610695656347512914171313
NEW4678115141828169886131016711229121324
NGK33234771086587676137161017252213
NUR33886109131210914919191124922169212311
NVS49121476121751466777511810174659
OTT53510176111581066614154161571519191721
PAF43675781181144545537282311241712
PAG
PEG
PHU810109126122321954443464894757
PPT12234455872144366736610910
PST
QSB2237571565955596585131116181414
RES53122132292049185535746824841085528717613311547435338
SBA242410203930172375672233132229134730263020273848
SFS
SHU
SIT86141011915164719158861241913925581521
SJG11567263352416722551222846
SOD55171818131217162510271136271737243854169114102121
SPT12533598383884236416917131118
STJ7201861921201117
SUA23336671351311929547512615181712
TAM126544113109426677136141115121115
TAN1267471741113139232546109141577
TDC
THL532320201323371739337768415872467541397956173521
THY22333571161177573575131016191515
TRW3361010286511269655971085488
TSU137835125641310464775131116131112
TUC4337541113141963977583466759
UPS235679713117711121616922919141127269
VAL234535910510654647177141222151420
VIC456610512141913579399165819891218
VSS22898294575512141313151317683710
WNG333469811986868107178181618302813
YKC151835202734324272102367453618359503317223741506278