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MODIS/Aqua Level 1B Data Products

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Abstract: This data set consists of satellite measurements of global data obtained by the
Moderate Resolution Imaging Spectroradiometer (MODIS), in orbit on the Aqua
(formerly EOS PM) platform. MODIS ocean color and SST products are processed
and distributed by the Ocean Biology Processing Group (OBPG). Processing
details can be found at

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Description: MODIS/Aqua Level 1B data for the most-recent days.
The files are organized by YYYYDDD in the following subdirectories:
/Quicklook - best-available ancillary data used for GEO and L2.
/Refined - optimal ancillary data used for GEO and L2 -or- 10-day wait period
for optimal data expired.
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Geographic Coverage
Spatial coordinates   
  N: 90.0   S: -90.0   E: 180.0   W: -180.0

Parent DIF
This data set description is a member of a collection. The collection is described in

Temporal Coverage
Start Date: 2002-06-25
Data Resolution
Latitude Resolution: 1 km
Longitude Resolution: 1 km
Horizontal Resolution Range: 1 km - < 10 km or approximately .01 degree - < .09 degree
Temporal Resolution: 144 daytime granules per day
Temporal Resolution Range: Daily - < Weekly
start here with 1 in span in link Ancillary Description
Access Constraints None
Use Constraints Publications of research results utilizing these data must acknowledge the
Ocean Biology Processing Group (OBPG) at the NASA Goddard Space Flight Center,
Greenbelt, MD, USA.
Data Set Progress
Originating Center
Data Center
Ocean Biology Processing Group (OBPG), Global Change Data Center, Earth Sciences Division, Science and Exploration Directorate, Goddard Space Flight Center, NASA Supplemental Info
Data Center URL:

Data Center Personnel
Phone: (301) 286-9428
Fax: (301) 286-0268
Email: gene.c.feldman at
Contact Address:
Data System Manager
NASA/Goddard Space Flight Center
Mailstop 614.8
City: Greenbelt
Province or State: MD
Postal Code: 20771
Country: USA
Distribution Media: FTP
Distribution Format: HDF
Email: gsfc-gcmduso at
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2004-05-18
Last DIF Revision Date: 2012-07-27

Link to NASA website
Responsible NASA Official:   Stephen Berrick
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