Right! (Slap on forehead.) Thanks, Jay!
Cheers,
John
On Mon, Apr 4, 2011 at 2:32 PM, Jay Alder <jay.alder@xxxxxxxxxxxxxxxxxxx>wrote:
> John, I ran into this a couple days ago. EPSG 3857 uses meters, so you're
> bbox should be in meters rather than lat/lon.
>
> On Apr 4, 2011, at 5:26 PM, John Maurer wrote:
>
> Many thanks, Ethan (and Jon Blower). However, although I no longer get an
> error when using EPSG:3857, I now get a blank map. Here is an example that
> works in EPSG:4326 (gives a green map of SST) but gives a blank map in
> EPSG:3857.
>
>
> -
>
> http://oos.soest.hawaii.edu/thredds/wms/hioos/roms_forec/hiig/HI-ROMS_Forecast_Model_Run_Collection_best.ncd?SERVICE=WMS&REQUEST=GetMap&VERSION=1.3.0&LAYERS=temp&STYLES=boxfill/rainbow&FORMAT=image/png&BGCOLOR=0xFFFFFF&TRANSPARENT=true&BBOX=-160.3125,16.63619187839765,-157.5,19.31114335506464&WIDTH=256&HEIGHT=256&CRS=EPSG:4326&ELEVATION=-0.016666666666666666&TIME=2011-04-05T00:00:00Z&NUMCOLORBANDS=256&COLORSCALERANGE=23.0,27.0
> -
>
> http://oos.soest.hawaii.edu/thredds/wms/hioos/roms_forec/hiig/HI-ROMS_Forecast_Model_Run_Collection_best.ncd?SERVICE=WMS&REQUEST=GetMap&VERSION=1.3.0&LAYERS=temp&STYLES=boxfill/rainbow&FORMAT=image/png&BGCOLOR=0xFFFFFF&TRANSPARENT=true&BBOX=-160.3125,16.63619187839765,-157.5,19.31114335506464&WIDTH=256&HEIGHT=256&CRS=EPSG:3857&ELEVATION=-0.016666666666666666&TIME=2011-04-05T00:00:00Z&NUMCOLORBANDS=256&COLORSCALERANGE=23.0,27.0
>
> In addition, here are two GetMetadata examples. The first one works
> (EPSG:4326) but the second one gives no results (EPSG:3857):
>
> -
>
> http://oos.soest.hawaii.edu/thredds/wms/hioos/roms_forec/hiig/HI-ROMS_Forecast_Model_Run_Collection_best.ncd?service=WMS&version=1.3.0&REQUEST=GetMetadata&item=minmax&LAYERS=temp&CRS=EPSG:4326&BBOX=-162.1636962890625,18.578568865536024,-152.7978515625,22.492257220085193&WIDTH=1705&HEIGHT=761&TIME=2011-04-01T18:00:00Z&ELEVATION=-0.016666666666666666
> -
>
> http://oos.soest.hawaii.edu/thredds/wms/hioos/roms_forec/hiig/HI-ROMS_Forecast_Model_Run_Collection_best.ncd?service=WMS&version=1.3.0&REQUEST=GetMetadata&item=minmax&LAYERS=temp&CRS=EPSG:3857&BBOX=-162.1636962890625,18.578568865536024,-152.7978515625,22.492257220085193&WIDTH=1705&HEIGHT=761&TIME=2011-04-01T18:00:00Z&ELEVATION=-0.016666666666666666
>
>
> Seems like we're almost there but not quite?...
> Cheers,
> John
>
> On Mon, Apr 4, 2011 at 1:18 PM, Ethan Davis <edavis@xxxxxxxxxxxxxxxx>wrote:
>
>> Hi all,
>>
>> I have a TDS snapshot available at
>>
>> ftp://ftp.unidata.ucar.edu/pub/thredds/4.2/snapshot/thredds.war
>>
>> This snapshot supports all three of the CRS listed in the WMS
>> GetCapabilities document that weren't working: EPSG:3857, EPSG:3408, and
>> EPSG:3409. As discussed in recent emails, this involved adding the WKT
>> for these three CRS to the epsg.properties file in
>> WB-INF/lib/epsg-wkt.jar.
>>
>> However, the WKT for EPSG 3408 and 3409 (given below) which came from
>> the EPSG database (thanks Jon) was not successfully parsed by the
>> GeoToolkit library. The error message was:
>>
>> Error in "AXIS": Parameter "orientation" is missing.
>>
>> After google-ing around a bit, I tried a few changes to the "Easting"
>> and "Northing" AXIS sections but only had success when I completely
>> removed these sections. By success, I mean that I don't get an exception
>> when making a request with either of these CRS and I get a reasonable
>> looking image back.
>>
>> However, not really understanding these CRS or their WKT, I'm a bit
>> uncomfortable with this solution. If anyone has a better solution than
>> removing these two AXIS sections, please let me know. Or, if anyone can
>> verify that these CRS are working properly, that would be great as well.
>>
>> Thanks,
>>
>> Ethan
>>
>> ----------
>> EPSG:3408
>>
>> PROJCS["NSIDC EASE-Grid North",
>> GEOGCS["Unspecified datum based upon the International 1924 Authalic
>> Sphere",
>> DATUM["Not specified (based on International 1924 Authalic Sphere)",
>> SPHEROID["International 1924 Authalic Sphere", 6371228.0, 0.0,
>> AUTHORITY["EPSG","7057"]],
>> AUTHORITY["EPSG","6053"]],
>> PRIMEM["Greenwich", 0.0, AUTHORITY["EPSG","8901"]],
>> UNIT["degree", 0.017453292519943295],
>> AXIS["Geodetic latitude", NORTH],
>> AXIS["Geodetic longitude", EAST],
>> AUTHORITY["EPSG","4053"]],
>> PROJECTION["Lambert Azimuthal Equal Area (Spherical)",
>> AUTHORITY["EPSG","1027"]],
>> PARAMETER["latitude_of_center", 90.0],
>> PARAMETER["longitude_of_center", 0.0],
>> PARAMETER["false_easting", 0.0],
>> PARAMETER["false_northing", 0.0],
>> UNIT["metre", 1.0],
>> AXIS["Easting", "South along 90°E"],
>> AXIS["Northing", "South along 180°"],
>> AUTHORITY["EPSG","3408"]]
>> ----------
>> EPSG:3409
>>
>> PROJCS["NSIDC EASE-Grid South",
>> GEOGCS["Unspecified datum based upon the International 1924 Authalic
>> Sphere",
>> DATUM["Not specified (based on International 1924 Authalic Sphere)",
>> SPHEROID["International 1924 Authalic Sphere", 6371228.0, 0.0,
>> AUTHORITY["EPSG","7057"]],
>> AUTHORITY["EPSG","6053"]],
>> PRIMEM["Greenwich", 0.0, AUTHORITY["EPSG","8901"]],
>> UNIT["degree", 0.017453292519943295],
>> AXIS["Geodetic latitude", NORTH],
>> AXIS["Geodetic longitude", EAST],
>> AUTHORITY["EPSG","4053"]],
>> PROJECTION["Lambert Azimuthal Equal Area (Spherical)",
>> AUTHORITY["EPSG","1027"]],
>> PARAMETER["latitude_of_center", -90.0],
>> PARAMETER["longitude_of_center", 0.0],
>> PARAMETER["false_easting", 0.0],
>> PARAMETER["false_northing", 0.0],
>> UNIT["metre", 1.0],
>> AXIS["Easting", "North along 90°E"],
>> AXIS["Northing", "North along 0°"],
>> AUTHORITY["EPSG","3409"]]
>> ----------
>>
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>
> --
> Jay Alder
> Graduate Student
> Geosciences
> Wilkinson Hall 105
> *http://blogs.oregonstate.edu/paleo* <http://blogs.oregonstate.edu/paleo>
>
>
