[Geowanking] Mapping Burning Man

Tyler Mitchell tylermitchell at shaw.ca
Wed Jun 21 10:16:13 PDT 2006


I'd love to help ortho any image as well and could give GRASS a try  
to do it the open way :)

Tyler

On 21-Jun-06, at 10:09 AM, Marc Pfister wrote:

> I do a lot of orthophoto production and could rectify the imagery  
> if someone could get some, as well as GPS some ground control.  
> Since the Playa is so flat the USGS DEMs should work well enough.
>
>
>
> We use Geomatica here. I think the open-source GRASS GIS can  
> orthorectify too, but I’ve never tried it.
>
>
>
> From: geowanking-bounces at lists.burri.to [mailto:geowanking- 
> bounces at lists.burri.to] On Behalf Of FANTOM PLANET
> Sent: Wednesday, June 21, 2006 9:08 AM
> To: geowanking at lists.burri.to
> Subject: Re: [Geowanking] Mapping Burning Man
>
>
>
> When at NASA I had the same issues.  I used an expensive tool  
> called Socket Set to get a crappy ortho of some thermal imagery.
>
> May I suggest a light read about photogrammetery?  http:// 
> www.amazon.com/gp/product/0072924543/ref=si3_rdr_bb_product/ 
> 002-2767370-2520843?%5Fencoding=UTF8
>
> GeoMullah
>
> On 6/21/06, Tom Longson (nym) <tomlong at gmail.com> wrote:
>
> My only issue with real planes, is that all the shots I've seen  
> look like this: http://www.seansavage.com/photos/burningman/images/ 
> blackrockcity-aerial2.jpg
>
> I could be wrong, but I think orthographic techniques require a bit  
> closer to perpendicular than that. Does anyone know anything about  
> mounting cameras on the bottom of a plane?
>
>
> nym
>
>
>
> On 6/21/06, Dav Yaginuma < dav.yaginuma at gmail.com> wrote:
>
> It might be simpler, and more fun, to just hitch a ride with people at
> the BRC airport each day. I have a friend who used to fly his small
> plane out to BM each year. He would take a few friends for a ride
> every other day or so and he would often take hitchikers (usually
> skydivers) up when he did a run.
>
> http://www.danger-island.com/~dav/photos/burningman/2001/dcp03018.html
>
> On 6/21/06, Mikel Maron < mikel_maron at yahoo.com> wrote:
> > Scott Haefner is another SFBay local KAP-er [http:// 
> scotthaefner.com/kap/ ], who's done some KAP mapping [ http:// 
> scotthaefner.com/kap/gallery/map/?region=bayarea]
> >
> > Wind speed varies quite a bit on the playa, day to day and hour  
> to hour. The rig itself wouldn't need any GPS itself, since it  
> would be nearly impossible to duplicate the altitude, location, and  
> yaw/pitch/roll of the shot. The images could be manually  
> georeferenced post event by triangulating known locations within  
> the images.
> >
> > So, what height would be required to photograph the extent of  
> the  playa from a point nearly directly above the Man?
> >
> >
> > ----- Original Message ----
> > From: Nikolaj Nyholm < nikolaj at oreilly.com>
> > To: geowanking at lists.burri.to
> > Sent: Wednesday, June 21, 2006 2:50:10 AM
> > Subject: Re: [Geowanking] Mapping Burning Man
> >
> > i know this low-fi gimmick won't fully serve the purpose, but the  
> premiere issue of make magazine had a how-to ( http:// 
> www.makezine.com/01/KAP/) on aerial kite photography.
> >
> > the article author maintains a website (http:// 
> arch.ced.berkeley.edu/kap/) and even has some burning man  
> photographs ( http://arch.ced.berkeley.edu/kap/gallery/gal187.html)  
> in his gallery.
> >
> > /n
> >
> > Eugen Leitl wrote:
> > > On Tue, Jun 20, 2006 at 02:50:03PM -0700, Kevin Elliott wrote:
> > >> Weather balloons and kites are cheaper :)
> > >
> > > Large model airplane flying GPS-guided hairpins, and a good  
> camera;
> > > mosaic the result.
> > >
> > >
> > >
> > >  
> ---------------------------------------------------------------------- 
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>
>
> --
> Dav Yaginuma
> http://AkuAku.org/
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> n
>
> Marc Pfister
> Geospatial Data Manager
> ENPLAN
> mpfister at enplan.com
> 530/221-0440 x108
> 530/221-6963 Fax
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