Miscellaneous Contents
Publications
MEMBERS PAGES
SUNSPOT REGIONS
CV-USAF PROJECT
Misc.
CV-MEMBERS
BUTTERFLY
DIAGRAM
USAF PROJECT
P-INDEX
CV-MEMBERS
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ANNUAL FILES
FROM SOHO
Sun in History
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GRID & HELIOGRAPHIC DAILY DATA
Georgi Dobrovolski
Observatory
CV-WORLD
SUNSPOTREGIONS:
LAST 50
SUNSPOTREGIONS
Helios Newsletter
(old issues)
MENU CLASSIFICATIONS
CV-HELIOS NETWORK
OBSERVERS
REGION HISTORY
start 1874 RGO-USAF
WEATHER PAGES -
Weatherunderground
IROGALAN43
REGION HISTORY
start 1966 NOAA-USAF
DAILY RUN
FILES
"SUPERSUNSPOTREGIONS"
(>=1000 mvh)
start 1874
"SYNOPTIC CHARTS
Revised 22.01.2026