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John Harmon
John Harmon
@john-harmon
Member
Joined: March 7, 2013 3:39 pm
Topics: 35 / Replies: 317
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RE: I could see the fumes

Good relative positions is what they are concerned about, not the numbers.

12 years ago
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RE: OPUS Question

Had those messages many times before. Wait and submit later.

12 years ago
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RE: Has 4 year degree helped or hurt the surveying profession?

Two year degree in surveying is better than four in ..lets say geography.

12 years ago
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RE: How Much Research?

I make the same kind of sketches when researching. Its just an in-house aid in understanding the makeup.John Harmon

12 years ago
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RE: Accuracy

Totally agree with Mr. Putman. Well said.

12 years ago
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RE: NAD 27 or 83

I would quess 83, but see if you can find some metadata on it somewhere.

13 years ago
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RE: TAPCON GTS-4 LAZER - $1400 (HONOLULU)

Hold on, hold on. The instrument in the picture is a Topcon GTS 4. I still use one, but its about 20 years old. Parts are no longer available. Its one...

13 years ago
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RE: What does the term "Best Fit" mean to you?

I think Norman Oklahoma has it. Some survey cogo's have a feature called "best fit" to do just as he said. Works on line points and circles. BTW I lik...

13 years ago
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RE: The dilution of precision (DOP)

Lost track of how many times I did a preliminary traverse on a tract; set some traverse poinst here and there, some 60d nails for approximate location...

13 years ago
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RE: Precision Ag accuracy claims

Tractor salesman/used car salesman, what's the difference.......No!

13 years ago
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RE: Basis of Bearings:

I did a lot of that in the 1980's. Sun shot converted to grid bearings. Then it was NAD 27.

13 years ago
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RE: Basis of Bearings:

Yeap, I see those all the time,"Bearings are based on GPS North". Question mark here! If you used RTK for the boundaries then it should be, Bearings a...

13 years ago
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RE: Is an RTK Fix = correct point?

It only takes one bad initialization on an important point to ruin your day. No such thing as every shot being good, maybe 96%, but not all. The natur...

13 years ago
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RE: Vertical datum in Google Earth

If any of you are using Google Earth elevations for jobs, like the song says," its just a matter time".They are no better than the 7.5 minute USGS top...

13 years ago
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