Central wavelengths and zero points
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Here is a large collection of central wavelengths and zero points, useful for converting between flux densities and magnitudes, and for adding points into an SED.
band wavelength (um) zero point (Jy) J 1.25 1594 H 1.65 1024 K 2.17 666.7
I1 3.6 280.9 I2 4.5 179.7 I3 5.8 115.0 I4 8.0 64.13
M1 24 7.14 M2 70 0.775 M3 160 0.159
W1 3.4 309.54 W2 4.6 171.79 W3 12 31.676 W4 22 8.3635
U 0.36 1755 B 0.44 4000.87 V 0.55 3597.28 R 0.71 3080 !! Cousins R not the same as Johnson R! Ic 0.79 2432.84 !! Cousins I (not the same as Johnson I!)