Solar Cycle 24 Erupts – Finally!

NASA’s Solar Dynamics Observatory recorded this X1.5-class solar flare on March 9, 2011

Many of us have been watching the sunspots every day and wondering if the sun was entering into some kind of Dalton minimum.

Solar Cycle 24 was about three years overdue.

Well, it’s still not sure if a Dalton-sort of minimum will or will not occur, but the latest event suggests that the sun has woken from its long slumber for good. Solar Cycle 24 is alive! This is the latest news from NASA.

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April 14, 2011:

If you’ve ever stood in front of a hot stove, watching a pot of water and waiting impatiently for it to boil, you know what it feels like to be a solar physicist.

Back in 2008, the solar cycle plunged into the deepest minimum in nearly a century. Sunspots all but vanished, solar flares subsided, and the sun was eerily quiet.

NASA’s Solar Dynamics Observatory recorded this X1.5-class solar flare on March 9, 2011. [movie]

“Ever since, we’ve been waiting for solar activity to pick up,” says Richard Fisher, head of the Heliophysics Division at NASA Headquarters in Washington DC. “It’s been three long years.”

Quiet spells on the sun are nothing new. They come along every 11 years or so—it’s a natural part of the solar cycle. This particular solar minimum, however, was lasting longer than usual, prompting some researchers to wonder if it would ever end.

News flash: The pot is starting to boil. “Finally,” says Fisher, “we are beginning to see some action.”

As 2011 unfolds, sunspots have returned and they are crackling with activity. On February 15th and again on March 9th, Earth orbiting satellites detected a pair of “X-class” solar flares–the most powerful kind of x-ray flare. The last such eruption occurred back in December 2006.

NASA graph

Continue reading here…

11 responses to “Solar Cycle 24 Erupts – Finally!”

  1. DirkH

    The rise looks spectacular but it might become a short needle impulse only (like the ones seen left, at the maximum of the last cycle). With a high likelyhood. Added so you can’t sue me. 😉

    1. Ed Caryl

      Dirk, you might be right. It will take a couple of weeks to see the full trend.
      http://www.nwra.com/spawx/ssne-year.html

  2. R. de Haan

    NASA is selling the skin before shooting the bear.
    Activity is still very low. http://www.landscheidt.info/?q=node/50

    What’s more important for now is the outbreak of another high latituede volcanic eruption that started yesterday. http://www.weatherbell.com/jd/?p=773

  3. R. de Haan

    I don’t remember if I have linked this paper before but I strongly suggest you read it.

    http://www.cdejager.com/wp-content/uploads/2008/09/2010-Variable-solar-dynamo3.pdf

  4. NeilM

    Not sure what to make of this, it’s an alternative view of the Sun based on Plasma Cosmology.

    http://www.holoscience.com/news.php?article=ah63dzac

  5. DirkH

    The ominous Rossi device has been demonstrated again, this time a smaller version, two swedish researchers were allowed to examine everything. Very detailed account in English:

    http://www.nyteknik.se/nyheter/energi_miljo/energi/article3144827.ece

    They found no signs of fraud and rule out a chemical reaction as the source for the energy measured.

    1. DirkH

      Oh, go short on copper!

  6. slimething

    Gold is at $14.84 🙂

  7. WilyWayne

    It looks like we are not in a Dalton Minimum, instead, we are in the first of two
    extended solar cycles that precede a Maunder Minimum. See this site for details that indicate the forecast of solar activity: http://www.cdejager.com/wp-content/uploads/2008/09/2010-Variable-solar-dynamo3.pdf.

    So, my guess at this point is that the recent rather large upsurge in activity is just a blip. SC24 may peak out at 63 or so, slightly above the Dalton minimum. During the 2020’s, watch for a Maunder Min, especially if the sunspots wink out by 2015-2020. (note: The sun may be already pregnant with the SC25 sunspots).

  8. Casper

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