Friday, October 13, 2017

Blowing in the wind

http://docs.desktop.aero/appliedaero/preface/preface.html

You won't even hope to be able to follow most of this if you are anything like me. But that is not the point. Just knowing that someone out there probably knows something, even if his politics in self-digesting is still comforting, especially when you have a choice of airlines.

(Speaking of airlines: How long is American Airlines' moratorium set to run?
I would like to know what they did with the people.)

This text was developed for a course in applied aerodynamics at Stanford University. The first year graduate course includes topics ranging from a review of the basic, governing equations of fluid flow to practical issues related to airfoil and wing design.

The course included approximately 26 lectures dealing with the basic topics, with weekly problem sets to encourage students to explore topics more fully. These notes were used as part of the course reading materials. It is impossible to discuss applied aerodynamics without reference to computational methods, and the course makes use of several programs for aerodynamic analysis of airfoils and wings, limited versions of which are included here. 

(And what they have to say about the ability of international airliners to destroy buildings.
I didn't have an hatchet job in mind when I started writing this. But if the capital fits, wolf it.)

There is a limit to how much stuff a mortal can cover even with the Internet, so if anyone spots a decent anomaly, jump in the water is fine. I don't have time to read this but you may find it interesting.
https://www.nasa.gov/centers/armstrong/feature/70_years_supersonic_flight.html



These two snapshots were produced some hours before the others as I had not thought of looking for cyclonic alignments. I was just interested to see what would happen when the Aleutian Low entered the Arctic. And was wondering why the Icelandic Low was keeping out. (They do go north too but head for the major rivers having decomposed to  three major parts, presumably when the erupt... hypotheses non fingo.)



I doubt that alignments have to be on the NAEFS model to produce a volcanic eruption as there is always something going on to some extent of development. I am pretty sure we can always make out signals as and when necessary for us when we are paying attention.

So get to it I may fall off my perch any time now. (I'd like to fool you all and outlive you but....)

That is not an island the cyclone is sitting on. It is part of Siberia.


And now it is cracked soon it will fall apart:


There is just too much of this for me to keep track of:


time latitude longitude place mag
2015-09-16T22:54:32.860Z -31.5729 -71.6744 48km W of Illapel, Chile 8.3
2014-04-01T23:46:47.260Z -19.6097 -70.7691 94km NW of Iquique, Chile 8.2
2013-05-24T05:44:48.980Z 54.892 153.221 Sea of Okhotsk 8.3
2013-02-06T01:12:25.830Z -10.799 165.114 76km W of Lata, Solomon Islands 8
2012-04-11T10:43:10.850Z 0.802 92.463 off the west coast of northern Sumatra 8.2
2012-04-11T08:38:36.720Z 2.327 93.063 off the west coast of northern Sumatra 8.6
2011-03-11T05:46:24.120Z 38.297 142.373 near the east coast of Honshu, Japan 9.1
2010-02-27T06:34:11.530Z -36.122 -72.898 offshore Bio-Bio, Chile 8.8
2009-09-29T17:48:10.990Z -15.489 -172.095 Samoa Islands region 8.1
2007-09-12T11:10:26.830Z -4.438 101.367 southern Sumatra, Indonesia 8.4
2007-08-15T23:40:57.890Z -13.386 -76.603 near the coast of central Peru 8
2007-04-01T20:39:58.710Z -8.466 157.043 Solomon Islands 8.1
2007-01-13T04:23:21.160Z 46.243 154.524 east of the Kuril Islands 8.1
2006-11-15T11:14:13.570Z 46.592 153.266 Kuril Islands 8.3
2006-05-03T15:26:40.290Z -20.187 -174.123 Tonga 8
2005-03-28T16:09:36.530Z 2.085 97.108 northern Sumatra, Indonesia 8.6
2004-12-26T00:58:53.450Z 3.295 95.982 off the west coast of northern Sumatra 9.1
2004-12-23T14:59:04.410Z -49.312 161.345 north of Macquarie Island 8.1
2003-09-25T19:50:06.360Z 41.815 143.91 Hokkaido, Japan region 8.3
2001-06-23T20:33:14.130Z -16.265 -73.641 near the coast of southern Peru 8.4
2000-11-16T04:54:56.740Z -3.98 152.169 New Ireland region, Papua New Guinea 8

How many of these occurred with a tropical storm anywhere

See how this evolves:







Is one of them kinked or are both straight enough?
And have you ever noticed the axis of symmetry of the Date Line?

More importantly did you ever wonder what Weggener's followers said about the whole Asia/North America thing?

Too busy exploring the ring of fire are they?
The less I say about them the better

...I like myself

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