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fix off-by-10x in scale analogy for accurate shasta

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Joe Ardent 2023-01-21 15:56:38 -08:00
parent 02b4484fb8
commit 38dac45d85
1 changed files with 5 additions and 5 deletions
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content/sundries/a-thoroughly-digital-artifact/index.md
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@ -2,7 +2,7 @@
title = "A Thoroughly Digital Artifact" title = "A Thoroughly Digital Artifact"
slug = "a-thoroughly-digital-artifact" slug = "a-thoroughly-digital-artifact"
date = "2023-01-19" date = "2023-01-19"
updated = "2023-01-20" updated = "2023-01-21"
[taxonomies] [taxonomies]
tags = ["3dprinting", "CAD", "GIS", "CNC", "art", "sundry", "proclamation", "research"] tags = ["3dprinting", "CAD", "GIS", "CNC", "art", "sundry", "proclamation", "research"]
+++ +++
@ -500,10 +500,10 @@ miles tall; the actual height is a little less than that, but that's OK, the arg
strongly at lower height. That means the ratio of height to length is 3/700, or 0.0043-ish. strongly at lower height. That means the ratio of height to length is 3/700, or 0.0043-ish.
If you had a physically accurate topographic carving of California that was a foot long, the tallest If you had a physically accurate topographic carving of California that was a foot long, the tallest
peak on the carving would be 0.0043 feet high, which is about 1/200th of an inch, or about 0.13 peak on the carving would be 0.0043 feet high, which is about 1/20th of an inch, or about 1.3
millimeters. You'd probably be able to tell with your fingers and maybe even your eyes where Shasta was, millimeters. You'd probably be able to see and feel where Shasta was, and see that there was a faint
and see that there was a faint line from the Sierra Nevadas, but that would be it. That's why it's line from the Sierra Nevadas, but that would be it. That's why it's so hard to see the details in
so hard to see the details in the <a href="#raw-dem">raw elevation data</a> geotiff. the <a href="#raw-dem">raw elevation data</a> geotiff.
In order to be able to see any detail, and to meet expectations about what a topographic carving is In order to be able to see any detail, and to meet expectations about what a topographic carving is
supposed to look like, the height of the highest peaks needs to be scaled up by something like supposed to look like, the height of the highest peaks needs to be scaled up by something like