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Google Maps inaccurate?

 
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leerichards
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Joined: Jul 05, 2006
Posts: 24
Location: Teesside, UK.

PostPosted: Sat May 12, 2007 5:35 pm    Post subject: Google Maps inaccurate? Reply with quote

Could someone have a look at POI ID 121938? It's part of a cluster of 5 POI ID's for two petrol stations either side of a main A road in North East England. The icons are now about 500 metres north of where they are supposed to be but looking at how they are laid out in relation to each other, I'm guessing that they were once accurate. Has a new Google map caused the problem? I'm making an assumption they weren't placed via postcode. An easy problem to fix, I was just wondering what went wrong, if indeed anything.

Image attached for clarification.



Lee

Edit once to link image so it can be viewed - mikealder
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Oldboy
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Joined: Dec 08, 2004
Posts: 10642
Location: Suffolk, UK

PostPosted: Sat May 12, 2007 6:25 pm    Post subject: Reply with quote

It is quite possible that the locations were originally done using the Total's own data, and several other online sources of info. The positioning would have started with the Postcode and then have been adjusted by any other positional data that might be available.

In those days Google wasn't used. This is why we now use Change of Location submissions, because it is difficult to pinpoint precise locations without Local Knowledge.

Having said that 500m isn't too bad. At least it's on the right road. Smile
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Richard

TT 910 V7.903: Europe Map v1045
TT Via 135 App 12.075: Europe Map v1120
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leerichards
Occasional Visitor


Joined: Jul 05, 2006
Posts: 24
Location: Teesside, UK.

PostPosted: Sat May 12, 2007 6:35 pm    Post subject: Reply with quote

Thanks for the reply Richard. I wasn't sure whether displaying the image was allowed hence just posting the link originally.

Yeah, I don't suppose anyone would miss either of those stations in reality, but I'll correct the POI data so that it exactly matches the entrances to each of them. I'll probably drive that way tomorrow and see exactly when the POI notification kicks in currently, just out of interest.

Google maps is a boon for getting the data just right.

Cheers,

Lee
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Oldboy
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Joined: Dec 08, 2004
Posts: 10642
Location: Suffolk, UK

PostPosted: Sat May 12, 2007 6:38 pm    Post subject: Reply with quote

I use it all the time now. Pity the satellite imagery doesn't cover the whole of the UK in the same detail.

Make my life a lot easier. Smile
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Richard

TT 910 V7.903: Europe Map v1045
TT Via 135 App 12.075: Europe Map v1120
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classy56
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Joined: Sep 08, 2006
Posts: 441
Location: Dorset

PostPosted: Sat May 12, 2007 8:46 pm    Post subject: Reply with quote

How do you see poi's in google earth?

It looks very impressive.
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Oldboy
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PostPosted: Sat May 12, 2007 8:53 pm    Post subject: Reply with quote

Not the actual POI themselves, but the establishments where/when you can identify them and pinpoint the car park entrance, which is not very often at the front door. ;)
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Richard

TT 910 V7.903: Europe Map v1045
TT Via 135 App 12.075: Europe Map v1120
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mikealder
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Joined: Jan 14, 2005
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PostPosted: Sat May 12, 2007 9:00 pm    Post subject: Reply with quote

Have a look at Tyre which can open and display ov2 files in Google Earth, keep the POI local to your machine though - it can be handy from time to time checking things - Mike
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Andy_P
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Joined: Jun 04, 2005
Posts: 19991
Location: West and Southwest London

PostPosted: Mon May 14, 2007 12:51 pm    Post subject: Reply with quote

...or as an alternative, POI Edit can convert your ov2 files to .kml format which Google Earth can read directly.
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