• Object

Telescope and Instrument Specification

  • Primary mirror Ø (cm)Diameter of the primary mirror

  • Number of reflection

  • Fraction of Obstruction

  • Plate Scale (arcsec/pixel)

  • Readout Noise (e-)Readout noise in electrons

  • Latitude (DD)Latitude of the telescope in Decimal Degrees (negative if Nord)

  • Longitude (DD)Longitude of the telescope in Decimal Degrees (negative if West)

  • Mirror Reflectivity:

  • Instrument Efficiency:

  • Detector Efficiency:


Sky and Target Info

  • Air Mass

  • Target:Coordinates of the target

    • RA(hour) DEC(deg) HA(hour)

  • Sky Brightness:

  • Mag/arcsec2

  • Band

  • Mag System

  • Atmospheric Absorption:Select kind of


Observation Parameters

  • Observation Band:Select filter or Band of Observation

  • Neutral Density filter Neutral Density filter [0-1]

  • Total Exposure Time (sec) The total integration time

  • Number of ExposureNumber of exposures in which the observation is executed

  • Aperture Ø (arcsec)Size (diameter) of the circular aperture to compute the SNR

  • Encircled Energy:Input the PSF of the simulation. It could be a 1D radial profile, a 2D image or a more complex set (data cube) of 2D images depending on the FoV position. (See link for more info)

    • Encircled Energy

    • seeing function

    • FWHM (arcsec)

      • Rotation step (deg)
      • Rotation step (deg) Grid

  • PSF map:The input PSF could be uniform in the whole FoV or distorted depending on the position in the FoV. (See details here )

  • XCFoV (arcsec)

  • YCFoV (arcsec)


Source Specifications

  • RedshiftThe redshift of the target

  • SED:The spectral energy distribution of the target

  • oK

  • Spectral index

  • Flux:

  • Magnitude

  • Band

  • Mag System

  • Flux(λ0)

  • λ0

Image Simulator

  • @ e-mail address

  • X size Number of x pixels in the simulated image

  • Y size Number of y pixels in the simulated image

  • Gain Gain of the detector

  • FPN Fixed pattern noise

  • Dark Total counts of dark during total exposure time

  • Rad min

  • Saturation Level Saturation of counts per pixels

  • Threshold Set the level of the signal wrt the noise to produce the simulation (0.05 means 5%)

  • System Coordinates The value of the first pixel (0 or 1)

  • Spline Deg

  • Number of used PSF (for 3D PSF function)

  • Convolution Set the accuracy of the convolution (higher accuracy -> longer execution time)

  • PSF Filter

  • Add Noise Check box to add the noise

  • Subtract Background

    • Stars

    • Upload

    • Galaxies

    • Upload

    • Objects

    • Upload

    • Object Template Files

    • Upload

    • Functions

    • Upload

    • Function Template Files

    • Upload

Results:

  • Input Configuration Show the list of input parameters

  • Outputs (Fluxes, S/N, kMag) Show the list of output parameters

  • Sensitivity Graphs(λ) Show graph of: target spectrum, filter transmission, total throughput

  • S/N vs Exptime Show a plot of magnitude limits (at various levels of S/N) as a function of the total exposure time

  • Saturated pixel map Show the saturated pixel map