Search found 2 matches

by MohMograne
Tue Mar 05, 2019 8:55 am
Forum: Support
Topic: SVC with POLYMER v4.10 for OLCI-A
Replies: 3
Views: 7446

SVC with POLYMER v4.10 for OLCI-A

Dear all,
I have question about the updated SVC of OLCI-A. Which water case (Case 1 or Case 2) has been used to compute the SVC gains ?
Regards,
Mohamed
by MohMograne
Fri Dec 14, 2018 1:17 pm
Forum: Support
Topic: Negative values of water-leaving reflectances with Polymer v4.8
Replies: 1
Views: 3562

Negative values of water-leaving reflectances with Polymer v4.8

Hello, I used Polymer v4.8 to perform the atmospheric correction to get the water-leaving reflectance for OLCI-A sensor. In the resulting spectra I found some negative values of water-leaving reflectance at 709, 885 and 1020 nm. Why such negative values ? How Polymer accounts for the fluorescence co...