Home : Propagation : Sunspots
  • About Smoothed Sunspot Number - The short history of the SSN Smoothed Sunspot Number at Luxorion
    [ Hits: 235 | Votes: 0 | Rating: 0 ]
  • About Sunspot cycles - Theory to explain solar cycles variability proposed by Jean-Pierre Desmoulins
    [ Hits: 1994 | Votes: 7 | Rating: 5.28 ]
  • IonoProbe - Monitors the space weather parameters essential for HF radio, including SSN/SFI, Ap/Kp, X-ray/Proton flux, and Auroral activity. IonoProbe downloads near-real time satellite and ground station data, stores information for future use and displays it in a user-friendly way.
    [ Hits: 2080 | Votes: 11 | Rating: 5.37 ]
  • Maunder's Butterfly Diagram - How to understand when a new solar cycle starts. At the beginning of a new solar cycle, sunspots tend to form at high latitudes, but as the cycle reaches a maximum the spots form at lower latitudes.
    [ Hits: 1283 | Votes: 3 | Rating: 8.33 ]
  • NASA Sunspot Cycle Predictions - Nasa MSFC predictions on the behavior of current sunspot cycle.
    [ Hits: 7709 | Votes: 36 | Rating: 6.91 ]
  • Real time sunspots number - Space Weather: Real-Time 24hr Effective Sunspot Number
    [ Hits: 6076 | Votes: 40 | Rating: 6.04 ]
  • RWC Belgium - World data center for the sunspot index
    [ Hits: 1503 | Votes: 11 | Rating: 9.01 ]
  • Solar Region Data - SunSpots - Solar Region Data Current Regions with Sunspots Summary, an useful tool for predictions
    [ Hits: 4296 | Votes: 13 | Rating: 4.84 ]
  • Sunspot numbers explained - Definition of smoothed sunspot number and R12 index
    [ Hits: 1004 | Votes: 2 | Rating: 4 ]
  • Sunspots explained - History, activity, glossary and modern reseach about suspots
    [ Hits: 1252 | Votes: 2 | Rating: 3.5 ]
  • Understanding Solar Indices - Comprehensive guide to understanding of solar indices, reading this article you will allow a better understanding and interpretation of propagation forecast bulletins and propagation reports
    [ Hits: 1677 | Votes: 8 | Rating: 8.26 ]
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