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 1993-12-20
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
AMS82810195131381283751447629121166139
API
AQU
ARS
ASC
ASP
BDV
BEL1730371219659125513101311872414720221824
BFE5712361123113343326436776
BFO
BLC1744151127104272816171132504269261979613217415161566463
BMT
BNG210771113436634875725373544
BOU126321111034221322223132
BOX
BRW152739361923155131016916520496280414810513849663840
BSL124112111012121111322121
CBB26365083745217221712656819261783398412612066585744
CLF132240162273696812101289617131418161418
CMO481179632443030167101041312131616611
CNB1726241787111173189510108720151816241414
CSY
CTA
CZT1521243111612128149779894189819122718
DLR
DOU
DRV871329514614078843265511221367644494951878212510571185118
EBR
ESK4710562113113342214344544
EUA
EYR
FCC311851468245215514121116474972361053344655755374451
FRD236322111122221212133222
FRN113110111023111211122111
FUR
GCK
GDH15191187060278613882436241829142338493011911
GNA
GUA101011100001000000001011
GUI
GZH
HAD248442111122231213233333
HBK
HER
HLP
HON111110000001100011211112
HRB
HRN
HUA
HYB
IPM
IQA
IRT
IZN
KAK112111101011111101012001
KDU
KMH
KNY
KOU
LER6915673113113343326466987
LRM
LVV
LYC
LZH
MAB
MAW
MBO471541393758471315196105149454
MCQ
MEA132550402379910114560222514511631413531232529
MGD
MID
MMB122122101122111111123111
NAQ297267431174310546810485910101712911
NCK256231112212222114323334
NEW137431111157221523332222
NGK
NUR31543813197791756131014138636241529382644
NVS
OTT2137643122191081541414161592069142222131916
PAF2655203315121316139815713616743211418243326
PAG
PEG
PHU
PPT661246323434445313561113172297
PST
QSB
RES173980416446192022126039534923573579648135644637
SBA
SFS
SHU
SIT25966211221014473725897434
SJG112111001011211122121111
SOD791424728341191229881416192014858351143854290
SPT
STJ211750292813841556661381741191918101711
SUA
TAM411176146838378105563104109556
TAN491020782410855257529336566
TDC
THL2126395131191212252124494228193215347310671303728
THY14263311174551146118118751913916161420
TRW
TSU
TUC113111111022111221212111
UPS
VAL
VIC41328171733464253891582481615191171012
VSS
WNG
YKC54497145672540281945939770403315238771481101168077122