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MOD10_L2 / MYD10_L2 snow products
These products are generated using the MODIS calibrated radiance data products (MOD02HKM and
MYD02HKM), the geolocation products (MOD03 and MYD03), and the cloud mask products (MOD35_L2 and
MYD35_L2) as inputs. The MODIS snow algorithm output (MOD10_L2 and MYD10_L2) contains scientific
data sets (SDS) of snow cover, quality assurance (QA) SDSs, latitude and longitude SDSs, local
attributes and global attributes. The snow cover algorithm identifies snow-covered land; it also
identifies snow-covered ice on inland water. For complete global coverage a MOD10_L2 (or MYD10_L2)
snow product would be generated for all swaths (approximately 288 swaths) of Terra or Aqua orbits
acquired in daylight on the Earth. The Terra product, MOD10_L2, is validated (stage 2); the Aqua
product, MYD10_L2, is provisional. See the validation webpage
for further details and validation definitions.
Example Images and Data
Click on the thumbnail image to open a larger view of the image. To download the
corresponding data for this image, click on the HDF data file listed directly below the
thumbnail.
Feb 1, 2002

MOD02HKM companion reflectance image
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Midwest US
MOD10_L2.2002032.hdf
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| Image Color Legend: |
| white | snow |
| pink | cloud |
| grey | no data / night |
| green | snow/cloud free land |
| blue | water |
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Corresponding Quality Assurance Bit Image
Three spatial QA flags are shown in the image. Nominal data and results
are shown in green. Pixels that were could obscured are show in gray blue. Pixels with
unacceptable input data or abnormal algorithm results are shown in red.
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| QA Image Color Legend: |
| green | nominal data results |
| grey | cloud obscured |
| red | abnormal data |
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For a full description of the MOD10_L2 and MYD10_L2 products, see the Snow Products User Guide and / or the ATBD.
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