NOAA Office of Satellite and Product Operations

MODIS / Aqua NASA L2gen NIR Ocean Color Products

The MODIS/Terra ocean color products are derived by using the NASA L2gen SeaDAS codes based on Near-Infrared (NIR) atmospheric correction algorithm. The products include chlorophyll concentration and remote sensing reflectance at 667 nm over 2 CoastWatch Regions-of-Interest, i.e., Gulf of Mexico (GOM) and Hawaii (HI).

Remote sensing reflectances (Rrs 665, 667 or 670 nm) provide a proxy for the suspended sediments in surface waters. The Rrs anomaly is generated when today's data is compared to the bi-monthly mean. Bi-monthly mean values are averages calculated over 61 days.

Daily Mean  |  Anomaly  |  Bimonthly Mean

Remote Sensing Reflectance at 667 nm: Anomaly
Region
12/26/2022
12/25/2022
12/24/2022
Northeast (NE)
PdailyMean_ModisAquaNirRrs667Anom Day 0
  
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Southeast (SE)
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Gulf of Mexico (GM) Albers Projection
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Gulf of Mexico (GM) Mercator Projection
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Carribbean (CB)
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West Coast (WC)
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Alaska (AK)
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East Tropical Pacific (EP)
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Equatorial Atlantic (EA)
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Great Lakes (GL)
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Hawaii (HI)
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North Atlantic (NA)
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Pacific Basin (PB)
PdailyMean_ModisAquaNirRrs667Anom Day 0
  
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