• 758 days Will The ECB Continue To Hike Rates?
  • 758 days Forbes: Aramco Remains Largest Company In The Middle East
  • 760 days Caltech Scientists Succesfully Beam Back Solar Power From Space
  • 1,160 days Could Crypto Overtake Traditional Investment?
  • 1,165 days Americans Still Quitting Jobs At Record Pace
  • 1,166 days FinTech Startups Tapping VC Money for ‘Immigrant Banking’
  • 1,170 days Is The Dollar Too Strong?
  • 1,170 days Big Tech Disappoints Investors on Earnings Calls
  • 1,171 days Fear And Celebration On Twitter as Musk Takes The Reins
  • 1,172 days China Is Quietly Trying To Distance Itself From Russia
  • 1,173 days Tech and Internet Giants’ Earnings In Focus After Netflix’s Stinker
  • 1,177 days Crypto Investors Won Big In 2021
  • 1,177 days The ‘Metaverse’ Economy Could be Worth $13 Trillion By 2030
  • 1,178 days Food Prices Are Skyrocketing As Putin’s War Persists
  • 1,180 days Pentagon Resignations Illustrate Our ‘Commercial’ Defense Dilemma
  • 1,180 days US Banks Shrug off Nearly $15 Billion In Russian Write-Offs
  • 1,184 days Cannabis Stocks in Holding Pattern Despite Positive Momentum
  • 1,185 days Is Musk A Bastion Of Free Speech Or Will His Absolutist Stance Backfire?
  • 1,185 days Two ETFs That Could Hedge Against Extreme Market Volatility
  • 1,187 days Are NFTs About To Take Over Gaming?
Is The Bull Market On Its Last Legs?

Is The Bull Market On Its Last Legs?

This aging bull market may…

How The Ultra-Wealthy Are Using Art To Dodge Taxes

How The Ultra-Wealthy Are Using Art To Dodge Taxes

More freeports open around the…

  1. Home
  2. Markets
  3. Other

Sunspots

Sunspot Record: Including "Maunder Minimum"

400-Years of Sunspot Observation

  • The Maunder Minimum was associated with the Little Ice Age.
  • The Dalton Minimum was associated with significant cooling. This is shown in the following chart.

Winter Severity Index

England Winter Severity Index

  • The Dalton Minimum was associated with the last serious phase of cooling.
  • The Maunder Minimum was associated with even lower temperatures.


Sunspot Record: Cycle 1 to 24

Sunspot Record: Cycle 1 to 24

  • Note the highs set by Cycle 18, 19, 21 and 22.
  • 19 was the highest on record.
  • This was associated with the former warming trend.
  • The decline has been impressive.
  • It is the sharpest decline since the one into Cycle 6 and 7 - called the "Dalton Minimum".
  • The trend of declining solar activity has been associated with climate cooling.
  • Been going on for millions of years.

 

Internationsl Sunspot Number

  • Note the series of lower peaks.
  • The April number was 38, down sharply from the March posting at 54.9.
  • Cycles 23 and 24 are setting the lowest solar activity since the Dalton Minimum.

 

Back to homepage

Leave a comment

Leave a comment