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VLTI Visibility Calculator

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Interferometry VisCalc Call For Proposal Mode Version 5.0.0
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Target Definition

Target Coordinates: Epoch: 2000

Declination: deg min sec   Start: HOUR ANGLE    Timespan: hours   Simbad Web App

Target Spectrum:

Uniform: Constant over wavelength range Blackbody Temp: kelvin

Target Geometry:

Single Disc: Diameter: mas Gaussian: FWHM: mas Binary Discs: Angle: deg Angles counted from North to East Separation: mas Diameter, Primary: mas Diameter, Secondary: mas Brightness Ratio: Fits: Pixel Scale: mas
Supported formats: FITS images. Bits per pixel must be 32, Maximum pixel size 1000x1000. Angles counted from North to East.

Observation Setup


  Filter:                       
  Offered configurations:               (Maximum of 2 Triplets or 1 quadruplet)

VLTI Station Positions

VLTI station 
layout

Results


 All results 

 Show Input Parameters
 Show Input Target Image (fits file upload required)

 Shadowing
 Delay lines 

 Observation Time Window
 Target altitude
 Target Azimuth
 Airmass

 UV Tracks
 UV Tracks (Over Fourier Transform)
 UV Tracks (Constant Shape vs Wavelength)

 Visibility
 Visibility Squared
 Loss of Correlated Magnitude
 Baseline Length
 UV Azimuth

 Phase - Map 2D
 Phase - Baseline Specific
 Phase - Triplet Closure

 Finito
 Illumination




   

This software has been prepared in collaboration between ESO and the Jean-Marie Mariotti Centre
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