Keyboard

The keyboard provide the easy access to the GUI instruments. Most of the useful commands can be assessed form the keyboard.

Keyboard bindings

  • F1: show help/Howto.

  • F2: show/hide list of exposures widget.

  • F3: show/hide panel to construct fit model

  • F4: show/hide choose fitted parameters panel.

  • F5: show/hide MCMC widget.

  • F6: show/hide fit results widget.

  • F7: show/hide plot widget.

  • F8: show/hide residuals panel.

  • F9: show/hide 2d spectrum panel.

  • F11: show/hide Preferences menu.

  • F12: switch between fullscreen/maximized modes.

  • a: add component:

    • a + LEFT CLICK : add component (same as the current) to the model fit at the position

    • a + CTRL : remove the current component from the model fit

  • b: b-splain:

    • b : add b-splain point (if key is quickly pressed)

    • b + LEFT CLICK : add b-splain point

    • b + ALT + LEFT CLICK : add b-splain point at x position and median value of the spectrum around the x position (the median window will depend on the shown size of spectrum)

    • b + RIGHT CLICK : remove nearest b-splain point

    • b + <select region> : remove all b-splain points in selected region

  • c: component mode:

    • c or c + RIGHT ARROW : show/select next component

    • c + LEFT ARROW : show/select previous component

    • c + CTRL : continuum fit options window

    • c + SHIFT : change show component mode (none, one, all)

    • c + LEFT CLICK : shift component center at the position (line indicator have to be selected)

    • c + MOUSE WHEEL : increase/decrease b parameter of the component

    • c + <mouse drag> : increase/decrease column density of the component

  • d: deselect data points:

    • d + <select by mouse> : deselect data points

    • d + SHIFT + <select by mouse> : deselect data points for all exposures

  • e: select exposure:

    • e : select next exposure

    • e + KEY_UP / KEY_DOWN : select next/previous exposure

    • e + KEY_RIGHT / KEY_LEFT : select next/previous exposure

    • e + <click on exposure> : choose exposure which is clicked

    • e + CTRL : remove exposure

    • e + <select by mouse> : select area to calculate flux, FWHM and luminosity within selected region (e.g for emission line)

  • f: construct fit

    • f : show fit (only lines nearby fitting points)

    • f + SHIFT : show full fit (all available lines in the full wavelength range of exposures)

    • f + CTRL : <not set yet>

  • g: fit gauss

    • g + CTRL : show composite Galaxy spectrum (several templates available)

  • h: highlight labels

    • h + LEFT CLICK on line label : highlight all the line labels corresponding to species of selected line label

  • j: show the dispersion of the model fit from MCMC

  • k: add line to the fixed line group

    • k + MOUSE LEFT CLICK on line Label : add line label to highlighted fixed line group.

  • l: choose lya

    • l + LEFT CLICK : set redshift for lya line to be at the position of mouse

  • m: smooth spectrum

    • m + MOUSE WHEEL FORWARD : increase smoothness

    • m + MOUSE WHEEL BACKWARD : decrease smoothness

  • n: normalize/unnormalize the spectrum

  • o: open / change UVES setup

    • o : change UVES setup

    • o + CTRL : open file

  • p: partial coverage and polynomial fitting

    • p + two LEFT CLICKs : create partial coverage line

    • p + KEY_UP / KEY_DOWN : fit selected points with polynomial higher degree

    • p + KEY_RIGHT / KEY_LEFT : fit selected points with polynomial lower degree

  • r: select region:

    • r + <select by mouse> : add region (how to work with regions see Tutorial)

    • r + SHIFT : force top x axis to show restframe wavelength

  • s: select data points:

    • s + <select by mouse> : select data points

    • s + SHIFT + <select by mouse> : select data points for all exposures

    • s + CTRL : save to recent file

  • t: show fit results:

    • t + CTRL : show/hide fit result window

  • q: continuum

    • q : make continuum in window using smoothing

    • q + CTRL : show composite QSO spectrum (several templates available)

  • u: find doublet:

    • u + LEFT CLICK : add line to doublet guess

  • v: change view of spectra (steps/points/lines + uncertainties)

  • w: width of region:

    • w + <select by mouse> : select area to calculate equivalent width of absorption line. Continuum should be set for width calculation!

    • w + SHIFT + <select by mouse> : select area to calculate equivalent width of absorption line, subtracting fit model. (i.e. respective fit model, but no to continuum)

    • w : hide w-region

  • x: select bad pixels:

    • s + <select by mouse> : select bad pixels

    • s + SHIFT + <select by mouse> : unselect bad pixels

  • y: likelihood region:

    • y + LEFT CLICK on line label : show a region of likelihood in (logN, b) parameter space for selected line label. The grid range is taken from fit model window as .

  • z: zoom mode:

    • z + <select by mouse> : zoom into region

    • z + CTRL : return to the previous view

shift:

  1. when shift is pressed you can shift absorption pointers using mouse