I have a blog post explaining how to do the conversion using GDAL https://spatialthoughts.com/2019/10/26/convert-between-orthometric-and-ellipsoidal-elevations-using-gdal
On Tue, 3 Jan 2023 at 11:09 AM, Eddison Araya via QGIS-User < qgis-user@lists.osgeo.org> wrote: > Hi, thanks, skip previous message, apparently you're right, it's emg96 > > Thank you > > Eddison > > [image: image.png] > > > > El lun, 2 ene 2023 a las 20:08, Eddison Araya (<eddisonj...@gmail.com>) > escribió: > >> >> Hello yes, thank you very much, according to that source it is EMG-2008 >> >> Regards! >> >> eddison >> >> [image: image.png] >> >> >> >> El lun, 2 ene 2023 a las 11:16, Nicolas Cadieux (< >> njacadieux.git...@gmail.com>) escribió: >> >>> Hi, >>> >>> Will do. I’am heading out of the woods now. In the mean time, look at >>> the metadata to find out what ellipsoid is being used by the file. I >>> believe it’s probably EMG96 but can you confirm? >>> >>> Nicolas Cadieux >>> https://gitlab.com/njacadieux >>> >>> Le 2 janv. 2023 à 08:01, Eddison Araya <eddisonj...@gmail.com> a écrit : >>> >>> >>> Hello Nicolás Cadieux, I hope you had a nice end and beginning of the >>> year! >>> >>> Ok very good, so I await your message with the step by step, just in >>> case I attach the image: >>> >>> >>> >>> https://drive.google.com/file/d/1mJvB77MMOF86X7I4qwtS3i7UYq1wYmGR/view?usp=share_link >>> >>> >>> Greetings and thank you very much >>> >>> Eddison >>> >>> >>> >>> >>> El jue, 29 dic 2022 a las 21:11, Nicolas Cadieux (< >>> njacadieux.git...@gmail.com>) escribió: >>> >>>> Hi, >>>> >>>> Google vdatum https://vdatum.noaa.gov/ <https://vdatum.noaa.gov/> Contact >>>> me early next year and I can help you step by step. I can’t help you more >>>> now because i’am far from civilisation with very limited internet access. >>>> >>>> Nicolas Cadieux >>>> https://gitlab.com/njacadieux >>>> >>>> Le 28 déc. 2022 à 09:52, Eddison Araya via QGIS-User < >>>> qgis-user@lists.osgeo.org> a écrit : >>>> >>>> >>>> Hello, a pleasure to greet you. >>>> >>>> I need to convert an ALOS PALSAR DEM from ellipsoidal to geoid. >>>> >>>> Does anyone know how to do this process step by step? >>>> >>>> Thank you >>>> >>>> Eddison >>>> >>>> >>>> >>>> _______________________________________________ >>>> QGIS-User mailing list >>>> QGIS-User@lists.osgeo.org >>>> List info: https://lists.osgeo.org/mailman/listinfo/qgis-user >>>> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user >>>> >>>> _______________________________________________ > QGIS-User mailing list > QGIS-User@lists.osgeo.org > List info: https://lists.osgeo.org/mailman/listinfo/qgis-user > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user > -- --- Ujaval Gandhi Spatial Thoughts www.spatialthoughts.com
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