Search found 5 matches

by joaofelipecsantos
Mon Jan 15, 2024 10:11 am America/New_York
Forum: Home
Question: Ancillary Global O3_AURAOMI and/or MET_NCEP not available.
Replies: 1

Ancillary Global O3_AURAOMI and/or MET_NCEP not available.

Dear, I am using the ancillary files "N*_O3_AURAOMI_24h.hdf" and the 4 files "N*_MET_NCEP_6h.hdf. I am downloading from the Direct Data access (e.g. https://oceandata.sci.gsfc.nasa.gov/directdataaccess/Ancillary/GLOBAL/2022/365/). These ancillary files were all available until Decembe...
by joaofelipecsantos
Thu Jul 12, 2018 6:08 am America/New_York
Forum: Home
Question: l2gen phytoplankton abundance KSM. What is KSM?
Replies: 1

l2gen phytoplankton abundance KSM. What is KSM?

Dear,I am processing MODIS-Aqua L1 data to L2 phytoplankton abundance estimates based on Hirata and Uitz algorithms.In the l2gen products tab is also available one more algorithm called "KSM" but I can not find some reference to this methodology.Could you inform the article or authors of t...
by joaofelipecsantos
Mon Sep 25, 2017 8:51 pm America/New_York
Forum: Home
Question: No data for PAR products L2
Replies: 4

No data for PAR products L2

Sean,

Thank you very much. The tips that you gave me resolved the problem.
My max_values were fixed in 18 Einstein m^-2 d^-1 and the region has a PAR higher than 60 Einstein m^-2 d^-1. I changed the max_values and the PAR pixels appeared!

Yours sincerely.
by joaofelipecsantos
Mon Sep 25, 2017 8:49 pm America/New_York
Forum: Home
Question: No data for PAR products L2
Replies: 4

No data for PAR products L2

Norman,Thank you very much. The tips that Sean gave me resolved the problem.My max_values were fixed in 18 Einstein m^-2 d^-1 and the region has a PAR higher than 60 Einstein m^-2 d^-1. I changed the max_values and the PAR pixels appeared!And your scrip to count valid pixels is very useful, thank yo...
by joaofelipecsantos
Sat Sep 23, 2017 4:00 pm America/New_York
Forum: Home
Question: No data for PAR products L2
Replies: 4

No data for PAR products L2

Dear,I downloaded some images from Level-2 MODIS-Aqua data to work with the PAR product, example:A2008114163500.L2_LAC_OC.ncA2007352171500.L2_LAC_OC.ncA2007044160500.L2_LAC_OC.ncWhen I opened using SeaDAS 7.x the chlor_a, chl_ocx, and other products have good pixels to work with. But the PAR product...