E(B-V) report for trigger 831810 using BAT Position of (276.33542,-31.91692)
Reference is GCN_Circulars-22704-Fri,_11_May_2018_10:30:57_-0400
E(B-V) = 0.257

Bandpass A_lambda
(microns) (mag)
U (0.34) 1.398
B (0.44) 1.110
V (0.54) 0.853
R (0.65) 0.688
I (0.81) 0.499

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