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Future ABI L1b RGBs and priorities #736

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@djhoese

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@djhoese

These are the list of RGBs that are NOAA/NWS priorties and appear in the AWIPS menus as something forecasters can see:

Product Ingredients (ABI bands)

  • Day Cloud Phase Distinction ABI02, ABI05, ABI13
  • Nighttime Microphysics ABI07, ABI13, ABI15
  • CIRA Geocolor ABI01, ABI02, ABI03, ABI07, ABI13
  • Air Mass RGB ABI08, ABI10, ABI12, ABI13
  • Day Cloud Convection ABI02, ABI13
  • VIS/IR Sandwich ABI02, ABI13
  • Fire Temperature ABI05, ABI06, ABI07
  • Day Snow-Fog ABI03, ABI05, ABI07, ABI13
  • Day Convection ABI02, ABI05, ABI07, ABI08, ABI10, ABI13
  • Day Land Cloud ABI02, ABI03, ABI05
  • CIMSS Natural Color ABI01, ABI02, ABI03
  • Differential Water Vapor ABI08, ABI10
  • Ash ABI11, ABI13, ABI14, ABI15
  • Dust ABI11, ABI13, ABI14, ABI15
  • SO2 ABI09, ABI10, ABI11, ABI13
  • Blowing Snow ABI02, ABI05, ABI07, ABI13
  • Simple Water Vapor ABI08, ABI10, ABI13
  • Day Cloud Type ABI02, ABI04, ABI05
  • Day Ocean Cloud Convection ABI03, ABI13

A check in the above list means it is available in Geo2Grid and is documented in the reader as being available.

It was noted that the first 7 or so (up to Fire Temperature) are the highest priority/useful. We'll need to consider which exact recipe to use as Satpy may include some of these but with different per-band scaling limits or for more complex RGBs like geocolor different correction algorithms/LUTs may be used (ex. rayleigh correction by CIRA's code versus Satpy's sibling project pyspectral).

NOTES

  1. "CIMSS Natural Color" I believe is the same as a no-rayleigh version of our "true color", possibly no / cos(SZA) term either. So I think if we're taking our opinions into account we'll just keep our true_color. We also have a "natural_color" but I believe that follows the EUMETSAT traditional recipe (not very "natural").
  2. Satpy has a geocolor implementation but it likely uses different algorithms or approaches to the exact CIRA recipe. This work was added to Satpy mostly by EUMETSAT with permission from CIRA to get a GeoColor composite for the FCI instrument.
  3. We have something called "fog" which if I'm reading the configs correctly is a (12.0 - 10.8, 10.8 - 8.7, 10.8) RGB. I'm not sure where this came from.
  4. day cloud phase distinction in satpy
  5. geo color in satpy
  6. Possible day cloud convection called "cira_day_convection" in satpy This is apparently the same as "convection" mention in point 9 below and neither are "day cloud convection" which I can't find a record of.
  7. fire temperature awips in satpy
  8. day snow fog in satpy
  9. day convection as "convection" in satpy
  10. day land cloud in satpy
  11. differential water vapor as "water_vapors2" in satpy
  12. so2 in satpy
  13. simple water vapor as "water_vapors1" in satpy
  14. day cloud type possibly as "cimss_cloud_type" in satpy

CC @graemely @ScottLindstrom @kathys

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