From 0f311823ddb955cf8f2253ca499c14c12094066d Mon Sep 17 00:00:00 2001 From: teutoburg <73600109+teutoburg@users.noreply.github.com> Date: Mon, 31 Aug 2026 12:55:27 +0000 Subject: [PATCH] Update stored data --- .../data/spextra/svo/Generic/Johnson.V | 132 ++++++++++++++++++ 1 file changed, 132 insertions(+) create mode 100644 scopesim_data/data/spextra/svo/Generic/Johnson.V diff --git a/scopesim_data/data/spextra/svo/Generic/Johnson.V b/scopesim_data/data/spextra/svo/Generic/Johnson.V new file mode 100644 index 0000000..7dc894e --- /dev/null +++ b/scopesim_data/data/spextra/svo/Generic/Johnson.V @@ -0,0 +1,132 @@ + + + + + + + + + + + + Photometric system + + + Detector type. 0:Energy counter, 1:Photon counter. + + + + + + Transmission components + + + Reference wavelength. Defined as the same than the pivot wavelength. + + + Mean wavelength. Defined as integ[x*filter(x) dx]/integ[filter(x) dx] + + + Effective wavelength. Defined as integ[x*filter(x)*vega(x) dx]/integ[filter(x)*vega(x) dx] + + + Minimum filter wavelength. Defined as the first lambda value with a transmission at least 1% of maximum transmission + + + Maximum filter wavelength. Defined as the last lambda value with a transmission at least 1% of maximum transmission + + + Effective width. Defined as integ[x*filter(x) dx].\nEquivalent to the horizontal size of a rectangle with height equal to maximum transmission and with the same area that the one covered by the filter transmission curve. + + + Central wavelength. Defined as the central wavelength between the two points defining FWMH + + + Peak wavelength. Defined as sqrt{integ[x*filter(x) dx]/integ[filter(x) dx/x]} + + + Peak wavelength. Defined as the lambda value with larger transmission + + + Photon distribution based effective wavelength. Defined as integ[x^2*filter(x)*vega(x) dx]/integ[x*filter(x)*vega(x) dx] + + + Full width at half maximum. Defined as the difference between the two wavelengths for which filter transmission is half maximum + + + Sun flux + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
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+ +