The following Zero Points give the apparent magnitude
for which the system detects 1 *count* per *second*.

*magnitude* = *ZP* - *extinction*
- 2.5 lg(*Flux** _{0}*)

where *Flux** _{0}*
is the measured flux in (

Filter |
Zero Point [mag] |
---|---|

U |
23.13 (0.06) |

B |
26.27 (0.04) |

V |
25.95 (0.02) |

R2 |
26.20 (0.01) |

R |
25.78 (-.--) |

I |
25.14 (0.06) |