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 2004-05-08
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
AAE6554333519182321131414198834564511
ABG171211910101351219131999211565910126611
ABK43425221274912141253624261859412319524451354572
AIA8152411714744161146413755856686
AMS8638335698116735554634333
API37771015247810133412434375764
AQU4542444312411755101123253228
ARS
ASC2822292324422114713510554510
ASP68531367457312727542331445
BDV2432332499566431122422223
BEL36746437111271311771034844344
BFE7119784471212101217111317741777697
BFO
BLC109422171545711496191181252041264156120927379104140639414155
BMT9987212144612312725332422287
BNG55233910114941066155936664614
BOU877433212103354595265612411
BOX13654466888121120493141043257
BRW33195166685143193220325665961641159717427012811962463423
BSL4161366145331174494482899847
CBB5924463734110104871821435029825011680692849785955563
CLF24424433985212561355542335
CMO50344528351143372818615963412789483532463821221633
CNB446446334896423342212434
CSY
CTA657412139110721883117525437712
CZT542424144435734433755125
DLR
DOU263435347105213651445453345
DRV3810487118966021443171497083161761006752644770376250
EBR510738107814910118516156661085514
ESK5534341481162121271697867579
EUA
EYR479741142711118869932364278
FCC241551888888243501693458273150485025453329152837295332
FRD4662451117394114769695324
FRN39463842568383227144243412
FUR2432243589556251322432224
GCK
GDH3828624222633560958314718661549786614610872773370172
GNA151071410648111214141341316777384411
GUA11968204381413518439531434131014
GUI392458233311352851094554511
GZH4710868231420216625432432512
HAD3574433311910214951979955476
HBK453455997656557535444264
HER373525434343326332836246
HLP5875754511128121571112451264377
HON65338102336107428361746725
HRB245355341110936441013432235
HRN50876431911071431441942546795125578491932964972917823
HUA3181466235367410193729351425382018678
HYB
IPM
IQA321461851944451762631153207180402547435121277852147122167
IRT10710641024106114936623564232
IZN
KAK7111210475915135221037654567975
KDU25671351481022093107534421073
KMH
KNY51210163115121816423938653654483
KOU212435121234751510249121055247
LER17910153123767621192013155817881536
LRM881410205333762722519181046574419
LVV5995854812121051188943986455
LYC
LZH55124714165813411825332432536
MAB
MAW
MBO3112351037121413489183974754713
MCQ22363475214222112890187151130727281475749341216826
MEA285946192610531658147122531912121010710126201427
MGD
MID
MMB546116473711715925533348976
NAQ731591316612270212665791055227182565413148419020177236
NCK2443442399844331012332224
NEW91498411525237118445129736518
NGK132223148133611841142523232
NUR2010888106871014102271445815844919
NVS35756355798846544835846
OTT78104984352210677971379148759
PAF17748242225484122333617615
PAG
PEG
PHU6141110912631724319936643453664
PPT26545143235126318233355587
PST
QSB6652723243566410543253228
RES302030181632141610203526202626941274510910448556362
SBA172855292545571094013982171745774415163217413417
SFS
SHU
SIT18267206376310433318155141112887117524
SJG21074411323528633377643446
SOD1072652242035811862815231258371619463727284070
SPT46423552811528251133443228
STJ4112599245641719171861410181716221611716
SUA44513328123104645732341225
TAM5742483333142691841355564513
TAN2327423251053225443224337
TDC
THL1117221828353029152219143757065677815252344211917
THY344255341110844431012332125
TRW1121032104223342713236434556
TSU1222359561016512522222225
TUC464539425664927468934746
UPS169676845697919811976159441020
VAL49973653111510561192210910467105
VIC92081441343517101183354811558516
VSS21132310122393116791412633658
WNG49856446101368149919421354575
YKC4184606550294126131814752551165387100373828494611223429