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| Subject: Re: National Geographic TOPO Software | |
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Author: Pathfinder |
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Date Posted: 13:45:34 02/11/04 Wed In reply to: kursch 's message, "Re: National Geographic TOPO Software" on 11:01:41 02/11/04 Wed I have the same problem. So, I go to Best Buy or somewhere for the software. Otherwise, I spend too much. Pathfinder >I guess it is off to galyans... But it is so hard to >get out of there in under 2 hours and without spending >a fortune on really cool stuff. > >ak > >>>When using a GPS, how accurate are the fixes based on >>>real world location? >> >>As long as you use the same map datum for the GPS and >>Map, they are pretty accurate. We have actually used >>them to map an expedition on the White Pine Trail, and >>publish maps of the trail. They were right on target. >> If you use different datums, then you could be up to >>200 meters off. >> >>>Do the maps show any compression smudging from when >>>the images were scanned like some web based products? >> >>Not bad. Much better than Topozone. They have great >>resolution, and the maps sometimes are a few meters >>off. This is only because some of the USGS Topos are >>in WGS84 and some are in NAD27, (again the Datum/Conic >>Projection things. >> >>>How well do the edges line up from multiple sheets? >> >>Not completely "seamless" but hardly noticable. >> >>I use it a lot. All the team's maps are made with >>this program, and it does a great job. >> >>The adventure paper works great. I demonstrated it at >>our land navigation class, by putting the map under a >>faucet for about 5 seconds, no smudging, no damage, >>etc. I have seem "adventure paper" maps in Nalgene >>bottles for up to 6 months and they held up pretty >>well. The only problem is the adventure paper >>averages about $1 per sheet, (pretty expensive!). You >>can definitely use the maps in a rain storm or on a >>wet kayaking trip without any problem. >> >>For $99 you get a lot of bang for your buck. Just >>make back up discs. After 3 years, mine is starting >>to degrade from scratches,etc. >> >>It beats topos usa hands down, because of all the >>features on the maps, etc. It also beats web based >>stuff like topozone, because it is much more powerful >>and has the GPS features. >> >>Our White Pine trail maps are done with a GPS and the >>Nat Geo Topo program. >> >>Hope that helps. >> >>Pathfinder >> >> >>>Anyone have any experience with this software. It >>>boats "seamless" USGS 7.5' coverage of the entire >>>state from scanned topo quads. It also says it can do >>>uploads and downlaods from GPS units. You can also >get >>>special "adventure paper" which is plasic map paper >>>for inkjet printers so yo can print your own custom >>>topos. >>> >>>Does anyone have this software and how does it work. >>> >>>When using a GPS, how accurate are the fixes based on >>>real world location? >>> >>>Do the maps show any compression smudging from when >>>the images were scanned like some web based products? >>>How well do the edges line up from multiple sheets? >>> >>>All in all, how useful is it. It seems like a good >>>idea, but then agin so was the car/boat/airplane you >>>could keep in your garage and drive to work... >>> >>>ak [ Next Thread | Previous Thread | Next Message | Previous Message ] |
| Subject | Author | Date |
| Re: National Geographic TOPO Software | kursch | 14:15:19 02/11/04 Wed |
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