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Table 3

Central wavelength, width, and ESO filter numbers for filters.

Filter λc (nm) Δλ (nm) ESO filter

U b 354.0 53.7 ESO 602
B b 422.1 94.3 ESO 603
V b 542.1 104.8 ESO 606
u s 350.3 31.8 ESO 316
v s 412.4 19.4 ESO 317
b s 467.9 16.9 ESO 318
y s 548.6 21.6 ESO 319
Hbn 487.9 2.8 ESO 320
Hbw 487.9 15.3 ESO 321

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