Sunspots

12 links and 1 categories about Sunspots on dxzone.com

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Propagation : Sunspots

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Propagation : Resources

Propagation eAlert Service - Automatic e-mail alert of propagation information. Gives current solar flux, Ap, Kp, solar wind information, solar and geomagnetic conditions past and forecast, sunspots, aurora index, and more.
[Hits: 505 | Votes: 1 | Rating: 10.00]

Propagation : Sunspots

Solar Region Data - SunSpots - Solar Region Data Current Regions with Sunspots Summary, an useful tool for predictions
[Hits: 3520 | Votes: 11 | Rating: 4.91]
The Sunspot Cycle - Sunspot Numbers, The Butterfly Diagram, the Greenwich sunspot data and sunspot realted infos.
[Hits: 1553 | Votes: 3 | Rating: 6.67]
Solar Flare and sunspots - Understand the connection between solar flares and sunspots.
[Hits: 1150 | Votes: 2 | Rating: 5.50]
Sunspots explained - History, activity, glossary and modern reseach about suspots
[Hits: 967 | Votes: 2 | Rating: 3.50]
About Sunspot cycles - Theory to explain solar cycles variability proposed by Jean-Pierre Desmoulins
[Hits: 1611 | Votes: 7 | Rating: 5.28]
Real time sunspots number - Space Weather: Real-Time 24hr Effective Sunspot Number
[Hits: 3458 | Votes: 21 | Rating: 7.18]
Last 30 Days Solar Data - Display a table of last 30 days sunspots reports. Prepared by the U.S. Dept. of Commerce, NOAA, Space Environment Center
[Hits: 2945 | Votes: 16 | Rating: 8.43]
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: 531 | Votes: 2 | Rating: 9.00]
Spotless days around solar cycle transition - An interesting perspective of the transition from one solar cycle to another is given by exploring the days with no reported sunspots.
[Hits: 182 | Votes: 0 | Rating: 0.00]
Catania Observatory sunspots data - Daily sun spots data collected by the Catania astrophysical observatory
[Hits: 101 | Votes: 0 | Rating: 0.00]

Technical Reference : Filters

Variable bandwidth cw filter - As the sunspots return and DX propagation conditions to improve, the age old problem with QRM begins to show up on the amateur bands. Thif filter help you on improving reception
[Hits: 397 | Votes: 0 | Rating: 0.00]

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Sunspots

12 links and 1 categories about Sunspots on dxzone.com

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