<div dir="ltr">So NRCAN:CANLAMB, perhaps?</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Den lør. 11. apr. 2020 kl. 17.07 skrev James Banting <<a href="mailto:jbanting@sparkgeo.com">jbanting@sparkgeo.com</a>>:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div style="overflow-wrap: break-word;"><div>Thanks Even.</div><div><br></div><div>They’re aren’t a ton of ortho imagery described by STAC so this will be a nice addition. I appreciate the tips as well. </div><div>I always learn something when posting in the mailing list. It’s great.</div><div><br></div><div>Re: the authority. I guess then it would be something like: </div><div>authority = Government of Canada, Natural Resources Canada, Centre for Topographic Information</div><div>code = CANLAMB</div><div><br></div><div><div>
<div dir="auto" style="color:rgb(0,0,0);letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div dir="auto" style="color:rgb(0,0,0);letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div dir="auto" style="color:rgb(0,0,0);letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div>--</div><div>James</div><div><br></div></div></div></div><br>
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<div><br><div>On Apr 10, 2020, at 4:07 PM, Even Rouault <<a href="mailto:even.rouault@spatialys.com" target="_blank">even.rouault@spatialys.com</a>> wrote:</div><br><div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">James,</div><p style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px"> </p><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">Several points:</div><p style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px"> </p><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">- this is actually EPSG:3979, "NAD83(CSRS) / Canada Atlas Lambert"</div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">  The only difference is the switch between the latitude of 1st and 2nd</div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">  std parallel, but this is numerically equivalent for LCC_2SP.</div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">  The following remarks are then a bit auxiliary now :-)</div><p style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px"> </p><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">- there's an extra space at the end of the top name</div><p style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px"> </p><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">- authority = CANLAMB-CSRS would be odd to me. An authority must be something</div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">  identifiable, like some form of organization, that can issue several</div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">  records. CANLAMB-CSRS would be more an id for this CRS for some authority</div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">  XXXX. But I do see in the PDF you mention that they use this...</div><p style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px"> </p><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">Even</div><p style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px"> </p><p style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px"> </p><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">-- </div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px">Spatialys - Geospatial professional services</div><div style="white-space:pre-wrap;font-family:monospace;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration:none;margin:0px"><a href="http://www.spatialys.com/" target="_blank">http://www.spatialys.com</a></div></div></div><br></div></div>_______________________________________________<br>
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