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NSIDC Request for new GCMD Keyword

https://forum.earthdata.nasa.gov/viewtopic.php?t=7780

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NSIDC Request for new GCMD Keyword

Posted: Thu Mar 26, 2026 7:14 pm America/New_York
by sabr5675
Hi there,

NSIDC would like to request the following be added as a new GCMD Science Keyword under EARTH SCIENCE > SPECTRAL/ENGINEERING > MICROWAVE > Incidence Angle

Keyword: Incidence Angle
Definition: The angle between the radar beam center and the normal to the local topography.
Reference: https://www.earthdata.nasa.gov/learn/earth-observation-data-basics/sar

Please let me know if you have any questions. Thanks!

Re: NSIDC Request for new GCMD Keyword

Posted: Fri Mar 27, 2026 1:22 pm America/New_York
by GCMD - tstevens
Thank you for your keyword request. I will review it and let you know when it is complete.

Re: NSIDC Request for new GCMD Keyword

Posted: Fri Mar 27, 2026 1:45 pm America/New_York
by sabr5675
Much appreciated - thank you!

Re: NSIDC Request for new GCMD Keyword

Posted: Tue Apr 07, 2026 8:20 am America/New_York
by GCMD - tstevens
The new science keyword has been added; please review:
EARTH SCIENCE > SPECTRAL/ENGINEERING > MICROWAVE > INCIDENCE ANGLE: https://cmr.earthdata.nasa.gov/kms/concept/61a0b64f-f0c7-44e3-a5c9-7cb75b23e54e?format=json&version=draft

Re: NSIDC Request for new GCMD Keyword

Posted: Tue Apr 07, 2026 12:49 pm America/New_York
by sabr5675
Looks good to me, thanks!
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