Activity
 
Notifications
Clear all
mkennedy
@mkennedy
Supporter
Joined: January 17, 2013 8:55 am
Topics: 21 / Replies: 662
Reply
RE: New Favorite Bumper Sticker

I have a work-related one (boring, that's me!): NAD83We're not in Kansas anymore!OTOH, on the front side window is "Bwah-ha-ha" in a cartoon speech ba...

10 years ago
Reply
RE: Supreme Court Case that might relate to Surveying?

:pinch: I'd certainly prefer to have someone handling sharp objects near my face or putting chemicals on my head to be licensed.Forty percent of the C...

10 years ago
Reply
RE: Looking to Hire GIS Personnel

I should have spoken up sooner--the StackExchange sites are not designed for job postings. Will posted on the GIS one and it was immediately put 'on h...

10 years ago
Reply
RE: Calculating the Radius of Curvature

Radius of curvature - there is a problem here.Does this help?lat = 35Nlon = 0h = 0X : 5230.427 kmY : 0 kmZ : 3637.867 kmThe 3D Cartesian coordin...

10 years ago
Reply
RE: Calculating the Radius of Curvature

Yep, that's about what I get (values below; NOT verified). This was using an existing program (just needed recompiled) so I didn't have to think too h...

10 years ago
Reply
RE: GRS 80 not merely geometric

Well, in my job, I don't need the geophysical values, I only care about GRS80 as a geometric figure. If the geophysical values are needed to calculate...

10 years ago
Reply
RE: Calculating the Radius of Curvature

EDIT: Calculating the Radius of Curvature> I'm laboring either under the extension of last week's cold or a new cold so I may need some slack!> ...

10 years ago
Reply
RE: Calculating the Radius of Curvature

If you're devolving to an ellipse, use longitude = 0 instead. That will cause Y to be zero and simplify your calculations (I hope!).

10 years ago
Reply
RE: Calculating the Radius of Curvature

I'm laboring either under the extension of last week's cold or a new cold so I may need some slack!The plane in question is tangent to the meridian at...

10 years ago
Reply
RE: Calculating the Radius of Curvature

Dave,A lot of these equations are in John P. Snyder's Map Projections: A Working Manual. It's online at (22 MB). See pp 24 and 25 for the radii of cu...

10 years ago
Reply
RE: Wattles on "Writing Legal Descriptions" book

Thank you both! So the Skelton is on abebooks for $100.49. There are several inexpensive copies of the Clark, both 2nd and 3rd editions.

10 years ago
Reply
RE: Wattles on "Writing Legal Descriptions" book

Route surveys by Russell R. Skelton? There are 2 copies under $15 on abebooks.com. I do see that one bookseller has a low rating. There are several re...

10 years ago
Reply
RE: Wattles on "Writing Legal Descriptions" book

bookzzThere are a ton of books on that site that are NOT in the public domain (try searching your favorite, currently publishing, fiction author). And...

10 years ago
Reply
RE: State Planes in Civil 3D

I Found A Definition FileThe csv file I was referring to previously is here, and dated 2008, so it's relatively old in software terms! Here's one of i...

10 years ago
Reply
RE: State Planes in Civil 3D

I Found A Definition FileA lot of software packages that support datum transformations will set a default transformation to a particular geographic co...

10 years ago
Reply
RE: State Planes in Civil 3D

My suspicion is that at least one is linked to a particular datum transformation. > Arizona West Zone, Int. FT (or use HARN/AZ.AZ-WIF)> HARN/AZ ...

10 years ago
Reply
RE: strange letter...

Nice penmanship shouts pupil or at most early 20s to me. Maybe a kid told to find a professional, get information about how to get into that professio...

10 years ago
Reply
RE: Beer Leg Book Club - War and Peace

I haven't read War and Peace, but did read Crime and Punishment. I didn't mind the later, but have never re-read it and have no desire to do so. A qui...

10 years ago
Reply
RE: TTT: non-surveyor looking for info

Graphic ExampleAnd to confuse @looking4aspot even more, usually we're working with geodetic latitude which is not defined by using the center of the '...

10 years ago
Reply
RE: Previous survey VERY bad ... how would you note that?

Property tax ramifications?As a non-surveyor I was wondering, how would this correction affect the property taxes of both owners? Would filing new/cor...

10 years ago
Page 30 / 35