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ESO Exposure Time Calculators

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Exposure Time Calculators (ETCs) give astronomers the ability to predict the signal to noise ratio - or conversely, the exposure time to achieve it - under a set of assumptions about the performance of an instrument and the observing conditions.

Documentation and Tools


 
               ESO Exposure Time Calculators
Imaging Spectroscopy
La Silla EFOSC2  SUSI  2p2 WFI  SOFI  EFOSC2  HARPS  FEROS  SOFI 
Paranal UT1 NACO  FORS2  NACO  FORS2  KMOS  CRIRES 
Paranal UT2   UVES  UVES-FLAMES  GIRAFFE  X-SHOOTER 
Paranal UT3 VISIR   VIMOS 
SPHERE-IRDIS  SPHERE-ZIMPOL 
VISIR  SPHERE-IFS 
VIMOS-MOS  VIMOS-IFU 
Paranal UT4 HAWK-I  SINFONI  MUSE 
Paranal VISTA VIRCAM   
Paranal VST OmegaCAM   
E-ELT E-ELT  E-ELT 
VLTI VisCalc  CalVin 

News - October 2 2014

The SPHERE ETCs have been updated to version 5.1.0 with a bug fix.
For details, please visit the SPHERE News Page.


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