08-04-2021, 01:42 PM
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#241 (permalink)
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Master EcoModder
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which
Quote:
Originally Posted by freebeard
Which Solar cycle? Eleven years? 6000 years? 12,000?
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From a 9,600-year bi-decadal dendrochronolgy, Carbon-14 record, backed up by climate records, glacier fluctuations, sediment statigraphic and pollen records, solar cycles have been identified for periods of:
* 11-years
* 22-year Hale cycle ( sunspot )
* 45-years
* 57-years
* 88-years ( aurorae )
* 114- ( bristlecone pine ), 123-years
* 130 -years ( aurorae )
* 140-year ( Solar convective zone 3rd- harmonic ), 143-148-150-years
* 200- year ( Solar convective zone harmonic ), 208 ( bristlecone pine ),218-227-years
* 420- years ( Sun's convective zone fundamental oscillation ), 425-years
* with nine ( 9) Maunder events ( approx. 180-year oscillation )
* and eight ( 8 ) Sp'o'rer events ( approx. 220-year oscillation )
* and four ( 4) triplet events
* with a total solar-constant variability of up to 0.1 % for the Hale cycle.
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08-04-2021, 02:07 PM
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#242 (permalink)
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Master EcoModder
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polar wander
Quote:
Originally Posted by oil pan 4
They are starting to catch on.
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Some thoughts:
* Some proxies for paleomagetism have been found unreliable for their fidelity in actually capturing the strength and alignment of the magnetosphere.
* Earth's molten core and mantle is like a lava lamp and convection moves mass around, so that's a valid consideration.
* Tectonics, volcanism, and earthquakes are all responses to changes in Earth's cryosphere. As polar ice caps, continental ice sheets, and mountain glaciers melt, so does Earth's polar moment of inertia, plus lithospheric rebound redistributes the outermost mass, setting up tremendous stress and strain, sea-floor spreading, subduction, fault boundary stress, along with changing sea level gravitational loading, solar and lunar tidal effects.
* Throw in the Milankovitch cycles and precession of the equinox and Earth becomes like the inebriated navigating Bourbon Street during Mardi Gras.
Good video!
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08-04-2021, 02:31 PM
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#243 (permalink)
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Master EcoModder
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some recent data on dark matter
US taxpayers paid for this. Folks ought to get something for their hard-earned money.
https://www.fnal.gov/pub/science/par...rk-energy.html
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08-04-2021, 02:42 PM
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#244 (permalink)
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Master EcoModder
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NETFLIX and cosmology / dark matter
For those who have access, NETFLIX is currently showing the series, 'UNIVERSE' and also a program on dark matter.
They get into current astronomical observations, plus the theoretical astrophysics / numerical modelling which is attempting to stitch all physics into a unified theory, operating from galactic scale, down to the quantum level of 'WIMPS', ' AXIONS', and 'MACHOS.'
It's just the scientists presenting what they're up to and the implications of what they're finding.
Some worked twenty-years to get a single 'photograph.' Amazing perseverance!
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08-04-2021, 03:14 PM
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#245 (permalink)
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Master EcoModder
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Quote:
* with a total solar-constant variability of up to 0.1 % for the Hale cycle.
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Quoth Wikipedia:
Quote:
The solar "constant" is not a physical constant in the modern CODATA scientific sense; that is, it is not like the Planck constant or the speed of light which are absolutely constant in physics. The solar constant is an average of a varying value. In the past 400 years it has varied less than 0.2 percent.[2] Billions of years ago, it was significantly lower.
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The 22-year cycle is 'constant', while the 12,000-year cycle is cataclysmic? That's as hard to explain as the Sun not being oblated by it's rotation.
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08-04-2021, 03:48 PM
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#246 (permalink)
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Master EcoModder
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'constant'
Quote:
Originally Posted by freebeard
Quoth Wikipedia:
The 22-year cycle is 'constant', while the 12,000-year cycle is cataclysmic? That's as hard to explain as the Sun not being oblated by it's rotation.
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The Institute of Astronomy, Cambridge University and others speak of values derived from statistical tools like, Legendre polynomial decomposition, statistical mean, splitting coefficients, surface distributions, significant centroid frequency shifts, photometric data, Helioseismic data, geometrical distortion, numerical models, maximum-entropy spectral analysis, correlation coefficients, Fourier power spectra, de-trending, etc..
There's a lot of statistical smoothing going on just to be able to discern actual changes and tends from the raw scatter-plots.
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08-04-2021, 04:17 PM
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#247 (permalink)
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Corporate imperialist
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The raw scatter plots are a much better representation of what the sun puts off.
We can't say the energy the suns output is constant by 0.2% and also has confirmed out bursts of 10^32 ergs (about 100,000,000 megatons) and can go 10^34 but insist it never changes.
The average is what you hope for, 10^34 ergs is going to be a level genesis level reset.
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08-04-2021, 04:28 PM
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#248 (permalink)
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bursts
Quote:
Originally Posted by oil pan 4
The raw scatter plots are a much better representation of what the sun puts off.
We can't say the energy the suns output is constant by 0.2% and also has confirmed out bursts of 10^32 ergs (about 100,000,000 megatons) and can go 10^34 but insist it never changes.
The average is what you hope for, 10^34 ergs is going to be a level genesis level reset.
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Bursts of what exactly?
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08-04-2021, 04:56 PM
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#249 (permalink)
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Ergs. Duh.
...actually, fire and brimstone.
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08-04-2021, 05:22 PM
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#250 (permalink)
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erg
https://www.bayoffundy.com/about/highest-tides/
Quote:
Originally Posted by freebeard
Ergs. Duh.
...actually, fire and brimstone.
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Erg is a unit of energy or work. It doesn't provide us with any actionable information.
A context of why we would want to be concerned about it would be useful.
The Bay of Fundy is awash with 100-billion tons of water twice a day, and fifty-foot tides. It does nothing to the residents.
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Last edited by aerohead; 08-04-2021 at 05:27 PM..
Reason: add video
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