Questions/Comments • MODIS MOD09A1 Product negative reflectances
Dear Sir or Madam,I am working with the MOD09A1 v 6.1 product over the Arctic Ocean. I am particularly using bands 1, 2 and 3 of the product. Especially in band 2 I encountered many negative...
View ArticleQuestions/Comments • Re: MODIS MOD09A1 Product negative reflectances
Hi Niklas,Sorry, but I don't think there is much that can be done about that, the MOD09 products are not recommended for water pixels.The "anomalies" that you've identified, e.g. negative reflectance...
View ArticleQuestions/Comments • Re: Errors accessing HLS data
Hello @griegodc Thanks for writing in! One thing we noticed missing is the gdal configuration options. Code: # Required GDAL...
View ArticleQuestions/Comments • 2024 NASA Openscapes Champions Cohort Call is Open!
Interested in exploring open science and cloud practices? The NASA Openscapes DAAC Mentors, including the Land Processes Distributed Active Archive Center (LP DAAC), welcome applications to this...
View ArticleQuestions/Comments • SAGE III-ISS Level 2 Aerosol Auxiliary Product Release...
Stratospheric aerosol plays an important role in chemistry and climate. Space-based observations of their optical properties have been key elements of the study of the effects of major volcanic and...
View ArticleQuestions/Comments • phycocyanin data
Hello, I want to access satellite-observed bloom data for phycocyanin. I'm trying to follow the equation presented in Zhang et al. Environmental Health (2015) 14:41, which used pure water absorption...
View ArticleQuestions/Comments • Extracting sst data from netCDF4 data using spyder
Hi everyone,i am beginner in dealing with netCDF4 data and using Spyder I downloaded sst for specific region (Red Sea) and my variables area; lat, lon, and sst.i made a data Frame one for lat and one...
View ArticleQuestions/Comments • Landsat C2L2 surface temperature
Hello,before Landsat C2L2 data was made available, I used to process Band 10 to get Land surface temperature.Now with C2L2 data, ST is directly provided. However, I couldn't find whether it was the...
View ArticleQuestions/Comments • SPARQL endpoint
I am working for a research group. I want to integrate the GCMD Keyword into our application. Is there any SPARQL endpoint for GCMD keyword for remote access?Statistics: Posted by jopan — Sat Feb 17,...
View ArticleQuestions/Comments • SWOT
How can I know when the SWOT satellite will overpass Bangladesh next? please provide me with some detailed information regarding this. I need the overpassing time to validate with in-situ...
View ArticleQuestions/Comments • Re: GCMD Keyword Request: OCI instrument (PACE mission)
Hi Tyler, Have these instrument keywords been added to GCMD? PACE launched on Feb 8, 2024 and we have collections files ready to send for these now. They will be ready to accept operational granules...
View ArticleQuestions/Comments • Downloading MOD13A1 and MYD13A1 files - methods?
Hello everyone, I'm very new to this site and need it for my research.I seem to have the problem, when downloading all the files at once using a python code from the saved file.txt with the links to...
View ArticleQuestions/Comments • Re: AU_SI12_NRT_R04 CMR results include non-published data
We noticed another issue with the data CMR is reporting available for this dataset.Today, when I look at the CMR results, I see data files for 2024-02-14 listed on both servers. E.g., here are the...
View ArticleQuestions/Comments • Re: Landsat C2L2 surface temperature
Hello @arabaute I'll reach out to our Landsat team to see if they have an guidance for you. I'll respond when I have more information. Thanks - DanielleStatistics: Posted by LP DAAC - dgolon — Tue Feb...
View ArticleQuestions/Comments • Re: Downloading MOD13A1 and MYD13A1 files - methods?
Hello,Could you attach your python code and we can take a look, Also, could you attach the text file then we can see where you compile it from. If you would like you could send it to the LPDAAC email:...
View ArticleQuestions/Comments • Re: SPARQL endpoint
Hello, the Keyword endpoint supports XML, JSON, RDF, or OWL. It does not support SPARQL at this time.KMS User's Guide:https://wiki.earthdata.nasa.gov/display/ED/KMS+User%27s+GuideScott Ritz-- KBR |...
View ArticleQuestions/Comments • Re: l2gen very slow when using output from...
The problem seems to be related to different values being assigned to ChunkSizes in the l1bextract_safe_nc output netCDF files. Using nccopy to recreated radiance files with updated ChunkSizes gave...
View ArticleQuestions/Comments • Re: Extracting sst data from netCDF4 data using spyder
Thank you for your inquiry. PO.DAAC has created a online Cookbook page, which provides many examples of accessing the Earthdata cloud, including reading the SST data with Python code. Here is the web...
View ArticleQuestions/Comments • <h1>abc</h1>
<h1>abc</h1>Statistics: Posted by trung2k3 — Tue Feb 20, 2024 11:55 pm America/New_York
View ArticleQuestions/Comments • ASF API download authentication libcURL
Hello,we are experiencing some issues trying to download data through cURL (from C++).The issue arises when a password including special characters is used, returning a 401 response. Applying the fix...
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