Search found 2 matches

by jason.roberts
Tue Nov 21, 2017 3:46 pm America/New_York
Forum: Home
Question: MODIS Aqua POC 2002-2014 invalid values
Replies: 9

MODIS Aqua POC 2002-2014 invalid values

Ok, so I was a bit hasty in my investigation. Apologies for that.What it actually looks like is that the 2002-2014 and 2014-2016 periods have similar values in many places throughout the ocean, but the 2002-2014 period shows large negative values in areas of high POC, e.g. in estuaries or close to s...
by jason.roberts
Tue Nov 21, 2017 3:29 pm America/New_York
Forum: Home
Question: MODIS Aqua POC 2002-2014 invalid values
Replies: 9

MODIS Aqua POC 2002-2014 invalid values

Hi OceanColor team,I noticed that the MODIS Aqua POC 9km annual composites from 2002-2013 use float32 as their data type with no scaling equation, but the values range from roughly -2150 to 2150. These appear to be invalid. By contrast, the files from 2014-2016 use int16 with a scaling equation; whe...