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davidgstoll
davidgstoll
@davidgstoll
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Joined: November 18, 2012 6:23 am
Last seen: August 1, 2026 2:11 pm
Topics: 40 / Replies: 609
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RE: Another Ring-Ring!

Mapman,"I guess we need to go out in public dressed up like a corporate clown in suit and tie to put wood in the ground."That's funny right there! :-D...

13 years ago
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RE: Lambert Conformal Conic Projection

What Distance Gets Scaled?Martin,Thanks. With help from this forum and the great graphics in the SPCS PDF that I got from GeeOddMike, I'm slowly putti...

13 years ago
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RE: Lambert Conformal Conic Projection

What Distance Gets Scaled?Thanks all for the most excellent responses.Do you apply the Grid Scale Factor to distances on the Projection Grid to get Gr...

13 years ago
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RE: Lambert Conformal Conic Projection

Martin,No, I mean doesn't the direction matter? If the scale is different at any point on the projection, I'd think that direction was critical to det...

13 years ago
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RE: Lambert Conformal Conic Projection

GB,"...'infinitesimal lines', 'very short lines', and 'small areas'."Thank you. I will re-attack page 17 tomorrow.Dave

13 years ago
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RE: Lambert Conformal Conic Projection

Martin,"On the map, the scale factor will still vary from place to place but will be constant (at a given place) no matter which direction one is faci...

13 years ago
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RE: Lambert Conformal Conic Projection

Chowderhead Gets ItMelita,I re-read every post on the thread. Carefully. Slowly. I even moved my lips as I was reading. Everyone here was trying to te...

13 years ago
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RE: Lambert Conformal Conic Projection

Here's my drawing...Shawn,I hardly ever give up. The only two things I ever gave up on as completely unknowable are Einstein's Theory of Relativity, a...

13 years ago
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RE: Lambert Conformal Conic Projection

Here's my drawing...Thanks for trying, Dave. I need to go read and think awhile. I will re-read and consider your words.Dave

13 years ago
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RE: Lambert Conformal Conic Projection

GB,OK, so the term Central Parallel is only used when it's a Single-Parallel Lambert. I was wrongly using the term to describe the halfway parallel be...

13 years ago
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RE: Lambert Conformal Conic Projection

Here's my drawing...Dave,"As you go east or west along a line of latitude from the central meridian the northings increase."You've just pulled the rug...

13 years ago
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RE: Lambert Conformal Conic Projection

GB,"...you simply lay the rectangular grid on top of the piece of pie..."Whenever someone uses the word "simply", I know I'm in trouble. I'm fairly de...

13 years ago
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RE: Lambert Conformal Conic Projection

Here's my drawing...Dave,Nice drawing. To which point's coords would the departure and latitude be added to?Would (n,e) be adjusted to the intersectio...

13 years ago
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RE: Lambert Conformal Conic Projection

Melita,"...conformal always means local shape (aka angle) is maintained."I wondered how shape could be conserved in a projection. Thanks for tying the...

13 years ago
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RE: Lambert Conformal Conic Projection

Melita,Thank you! That makes sense that the angles are conserved, but not distance, direction and area.Dave

13 years ago
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RE: Lambert Conformal Conic Projection

GB,The meridians won't converge if the Standard Parallels projected to Grid are perpendicular to the Northing Axis. So it wouldn't look like a huge sl...

13 years ago
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RE: Lambert Conformal Conic Projection

Shawn,Do the projected meridian lines that converge at the point of the dunce cap coincide with the meridian lines that hug the globe and converge at ...

13 years ago
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RE: Lambert Conformal Conic Projection

GOM/DMM,This is reasonable and understandable:Here's where my grasp suffers:The Central Parallel MUST be perpendicular to the Northing Axis in order t...

13 years ago
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RE: Lambert Conformal Conic Projection

Melita,Thanks for the link.In order to make a State Plane Grid with a Lambert Conformal Projection, the area above the Central Parallel has to be "exp...

13 years ago
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RE: Lambert Conformal Conic Projection

GOM/DMM,Thanks for the link. Heading there now. I'll report back.Dave

13 years ago
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