Stokes spectra 2014.2.23

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Stokes spectra 2014.2.23 Tetsu Anan

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Stokes spectra 2014.2.23. Tetsu Anan. Before DST calibration. 20140223scan012_iquv_d.gif. After DST calibration. 20140223scan012_iquv_d_co.gif. DST calibration. Calibration by using polarization in continuum. Calibration on 2013.5.5. X N = −0.0187 、 τ N = −10.3° 、 X C = 0.0154 、 - PowerPoint PPT Presentation

Transcript of Stokes spectra 2014.2.23

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Stokes spectra2014.2.23Tetsu AnanBefore DST calibration20140223scan012_iquv_d.gif

After DST calibration

20140223scan012_iquv_d_co.gifDST calibrationXN = 0.0187N = 10.3XC = 0.0154C = 6.78Sc = 0XN = 0.0200N = 10.3XC = 0.0200C = 5.00Sc = 0Calibration on 2013.5.5Calibration by using polarization in continuumBetter

After DST recalibration

20140223scan012_iquv_d_cn.gifAfter DST recalibrationHigh contrast0.5%

20140223scan012_iquv_d_cn_2.gif

Continuum offsetHigh contrast0.5%refer to polarization in continuum between white lines 20140223scan012_iquv_d_cn_con.gifRemove fringe, Casinis methodHigh contrast0.5%

20140223scan012_iquv_d_cn_con_casini1.gifRemove fringe, Casinis methodHigh contrast0.1%

20140223scan012_iquv_d_cn_con_casini1_1.gifRemove fringe, Casinis methodSiHigh contrast0.5%20140223scan012_iquv_d_cn_con_casini1si.gif

SummarySave dataHe : 20140526_7.savSi : 20140527_1.sav

Sign of VNOAA11982