Land: Number of land/desert pixels ≥ Land, half the total good/degraded pixels 00 = 0 = Land or Not within the horizontal cell 01 = 1 = Ocean 2 Produced Number of sea water pixels > Ocean: 10 = 2 = Not Produced (QF1.3) half the total good/degraded pixels within the horizontal cell AOT out of Yes: AOT at 550 nm of any pixel in the 1 = Yes Spec Range 1 8x8 horizontal cell is out of spec range 0 = No (QF1.4) (0.0-2.0) APSP out of Yes: APSP of any pixel in the 8x8 1 = Yes Spec Range 1 horizontal cell is out of spec range 0 = No (QF1.5) QF2 Flag Values Bits Conditions Notes Cloud 1 = Yes Yes: Any pixel in the 8x8 horizontal Contamination 1 0 = No cell is not confidently clear (QF2.1) Cloud adjacent Yes: Any pixel in the 8x8 horizontal 1 = Yes to cell 1 cell has their cloud adjacency flagged 0 = No (QF2.2) as probably or confidently cloudy Cirrus 1 = Yes Yes: Any pixel in the 8x8 horizontal Contamination 1 0 = No cell has cirrus (QF2.3) Bad SDR 1 = Yes Yes: Any pixel in the 8x8 horizontal 1 (QF2.4) 0 = No cell has bad SDR Sunglint 1 = Yes Yes: Any pixel in the 8x8 horizontal 1 (QF2.5) 0 = No cell has sunglint Cloud Shadow 1 = Yes Yes: Any in the 8x8 horizontal 1 (QF2.6) 0 = No cell has cloud shadow Snow/Ice 1 = Yes Yes: Any pixel in the 8x8 horizontal 1 (QF2.7) 0 = No cell has snow/ice Fire 1 = Yes Any pixel in the 8x8 horizontal Yes: 1 (QF2.8) 0 = No cell has fire QF3 Flag Values Bits Conditions Notes
Land, or Not Produced (QF1.3) 00 = 0 = Land 01 = 1 = Ocean 10 = 2 = Not Produced 2 Land: Number of land/desert pixels ≥ half the total good/degraded pixels within the horizontal cell Ocean: Number of sea water pixels > half the total good/degraded pixels within the horizontal cell AOT out of Spec Range (QF1.4) 1 = Yes 0 = No 1 Yes: AOT at 550 nm of any pixel in the 8x8 horizontal cell is out of spec range (0.0-2.0) APSP out of Spec Range (QF1.5) 1 = Yes 0 = No 1 Yes: APSP of any pixel in the 8x8 horizontal cell is out of spec range QF2 Flag Values Bits Conditions Notes Cloud Contamination (QF2.1) 1 = Yes 0 = No 1 Yes: Any pixel in the 8x8 horizontal cell is not confidently clear Cloud adjacent to cell (QF2.2) 1 = Yes 0 = No 1 Yes: Any pixel in the 8x8 horizontal cell has their cloud adjacency flagged as probably or confidently cloudy Cirrus Contamination (QF2.3) 1 = Yes 0 = No 1 Yes: Any pixel in the 8x8 horizontal cell has cirrus Bad SDR (QF2.4) 1 = Yes 0 = No 1 Yes: Any pixel in the 8x8 horizontal cell has bad SDR Sunglint (QF2.5) 1 = Yes 0 = No 1 Yes: Any pixel in the 8x8 horizontal cell has sunglint Cloud Shadow (QF2.6) 1 = Yes 0 = No 1 Yes: Any in the 8x8 horizontal cell has cloud shadow Snow/Ice (QF2.7) 1 = Yes 0 = No 1 Yes: Any pixel in the 8x8 horizontal cell has snow/ice Fire (QF2.8) 1 = Yes 0 = No 1 Yes: Any pixel in the 8x8 horizontal cell has fire QF3 Flag Values Bits Conditions Notes
VIIRS_Aerosol_ATBD_revision_v8.docx