> Matson, Robert wrote: > > > I don't know if you already know about it but I found this site: > > > http://www.geocode.com/scripts/eagle/eagle.pl?cmd=td_i > > > You put in your address and it spits out your lat/long down to six > decimal > > > places, along with other info about your address. It seems incredibly > > > accurate for my location, not that I really need it that close but I > > suppose > > > its good to know. > > > > Unfortunately, the coordinate system is NAD-27 which is > > displaced by tens of meters from WGS-84 (the system used > > by SGP/SDP4), rendering those last three decimal places > > meaningless. The "X" that it marked for my address was > > also a good 100 meters north of my house, or ~0.0009 degrees. > > So it's not perfect. Still, if you don't have a GPS unit > > or a USGS 7.5' map, it's better than nothing. --R > > Even worse for me: The NAD-27 position it gave for my house is 575 meters > from my actual WGS-84 position. Wow. Guess it's not as accurate as I thought. BTW how many inches is .000001 degree (that's six decimals) equal to? Just curious... Patrick __________________________________________________ Do You Yahoo!? Talk to your friends online with Yahoo! Messenger. http://im.yahoo.com ----------------------------------------------------------------- Unsubscribe from SeeSat-L by sending a message with 'unsubscribe' in the SUBJECT to SeeSat-L-request@lists.satellite.eu.org http://www2.satellite.eu.org/seesat/seesatindex.html
This archive was generated by hypermail 2b29 : Mon Jun 05 2000 - 17:56:12 PDT