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 1991-03-24
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
AAE
ABG
ABK
AIA
AMS9982033323211161229560754350341517321721441562075655
API
AQU
ARS
ASC
ASP
BDV
BEL
BFE12141633642941812325833827729710312699563544595865634956409368
BFO
BLC14794831403839816503890768291532390465341408265197237214215539368316229
BMT
BNG
BOU1133322081232839010695797328352636184332174914023813694
BOX
BRW86211108181423162138788812729657660425516540194301522247180258719520213151
BSL929262291833159588101996227343031241827183815012811270
CBB16211517289975414826186114333242733715215472992578517910591283455163107
CLF91192503271471111021241026148573223291712303615021129967
CMO62176138694167819854601072632722391268399289224533246420322442688455298265
CNB518191131771681181559185792549171010916113913924110853
CSY
CTA
CZT65597274272100134150156143535338221826475050126564390284
DLR10282620916728482648897572430242522182518251441147447
DOU
DRV2372315767131018125116501624793245145248229294215306252173152172386330204141
EBR
ESK171918363660440184210411216257115101856845454696121511904658478
EUA
EYR
FCC911317461311815934681077868262280250226191237153139257283551726359381273
FRD102824281202328831091118375393638372721302665167232200117
FRN7252415210923158716576462224281818322715321541165444
FUR
GCK
GDH971151071141118311656781154966462518576557229282406447191297187517460206122
GNA
GUA274331141196140641056067602436217666721951014262
GUI
GZH
HAD12141224637616313111319712010065663933322315445516020031794
HBK
HER
HLP
HON71117106941082554514843181618710571232112703425
HRB
HRN
HUA
HYB
IPM
IQA
IRT
IZN
KAK171114109136117688543455422371810586823751143954
KDU
KMH
KNY
KOU
LER111317206116111323362873012203371451211167648421381833548171255504339
LRM
LVV
LYC
LZH
MAB
MAW
MBO
MCQ
MEA3787618607097493918975631125768278146317210103107100106244862572198227
MGD
MID
MMB
NAQ119881391227175811501079121583846051917212811316292167299370372475963800189
NCK
NEW153333282
NGK
NUR16191524810907982083323003423501201961536036605112835214312008755606
NVS
OTT16372827930311187905934023771997260647345445954148726533423836
PAF12151934514511324180261232186220106224110366617321424029013261506775477
PAG
PEG
PHU
PPT1916191528912635504452321615989791238116845131
PST
QSB
RES
SBA
SFS
SHU
SIT1673502586575094546904505743201711431199279868698157378399393307
SJG513111451332043245547436262516111014212029131644928
SOD59745511161538150058344823820130714321517512528220743532631085724661276434
SPT
STJ1426202264965954951241481741517346514628341938135420484236624
SUA
TAM
TAN
TDC
THL96158139436154184088676263755842279990368327879169122219192291453274137
THY1011920533718490119146866561785822302227173715923230147
TRW
TSU
TUC8262720114126674738795552228282721262521281591254843
UPS
VAL
VIC11513918214823411022311520362375049371957354178291364179253
VSS
WNG
YKC