AERDT_L2_VIIRS_SNPP - VIIRS/SNPP Dark Target Aerosol L2 6-Min Swath 6 km

Platform: Suomi-NPP
Instrument: VIIRS
Processing Level: Level-2
File Size (MB): 7 - 12 MB
Data Format: netCDF4
Spatial Resolution: 6km
Temporal Resolution: 6 minute
Spatial Coverage: Global (daytime only)
ArchiveSets: 5111
Collection: NPP VIIRS Atmosphere data 1.1.0 (UWisc) (ArchiveSet 5111)
Production Frequency: ~130 files/day
Data Authors: R.C. Levy, S. Mattoo, V. Sawyer, L.A. Munchak
Dataset Originator/Creator: Dark Target aerosol team, Climate and Radiation Laboratory, NASA Goddard Space Flight Center
PGE Number: NONE
File Naming Convention:


  • ESDT = Earth Science Data Type or Shortname
  • A = Stands for Acquisition
  • YYYYDDD = Data acquisition year and Day-of-year
  • HHMM = Acquisition Hour and Minute
  • CCC = Version ID of the data collection
  • YYYYDDDHHMMSS = Processing year, Day-of-year, UTC time (hour, minutes, seconds)
  • Format = File format suffix, which in the above case represents netCDF4
Citation: We kindly request that you cite the use of this data set in a publication using the following references:

Sawyer, V., R.C. Levy, S. Mattoo, G. Cureton, Y. Shi, and L.A. Remer (2020), Continuing the MODIS Dark Target Aerosol Time Series with VIIRS. Remote Sens. 2020, 12, 308;

Levy, R.C., L. A. Munchak, S. Mattoo, F. Patadia, L. A. Remer, and R. E. Holz (2015), Towards a long-term global aerosol optical depth record: applying a consistent aerosol retrieval algorithm to MODIS and VIIRS-observed reflectance, Atmos. Meas. Tech., 8, 4083–4110.
Keywords: SNPP VIIRS, L2 Swath, 6-Minute, Dark Target Aerosol Optical Thickness