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Table 10:

Synthetic second order airmass corrections.
Band Color k' $\langle {\rm color} \rangle$ $\langle {\rm color} \rangle$ Biasa
  index (synth) (Landolt) (tertiaries)  
gM g-r -0.014 +0.735 +0.950 <0.001
rM r-i -0.005 +0.408 +0.618 <0.001
iM r-i <0.001 +0.408 +0.618 <0.001
zM i-z <0.001 +0.192 +0.272 <0.001
a Effects on the tertiary magnitudes of neglecting the second order correction. The resulting bias is smaller than 0.001 mag in all bands.


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