Analysis of EUNIS-05 LW Wavelength Scale '05/09/01 (All wavelengths are 1st-order; divide them by 2 for 2nd-order.) First estimate from hand fits and calculations of early data. Spectral Dispersion from All Fits: ---------------------------------- Date Dispersion [mA/pix] ---- ------------------- Est 24.987 Wavelengths at Detector(0pix) Relative to A2(0): ------------------------------------------------ APS Wavelength(0) [A] --- ----------------- A2 0.0 A0 23.5807 A1 48.3824 Unified Pixel Value at Detector(0pix) Relative to A2(0): -------------------------------------------------------- APS Pixel(0) [pix] --- -------------- A2 0.0 A0 943.7 A1 1936.3 Usable Ranges for Each Detector: -------------------------------- LocalPixel UnifiedPixel RelWavelength[A] ---------- ------------ ---------------- APS Start End Start End Start End --- ----- --- ----- --- ----- --- A2 130 966 130.0 966.0 0.000 20.889 A0 71 988 1014.7 1931.7 22.106 45.019 A1 40 969 1976.3 2905.3 46.133 69.346 Desired A0-pixel of Ne II 326.7856A = 243.55 A0 ------------------------------------------------