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Issue created Apr 22, 2024 by Wei Peng@weipengReporter

仿真软件输出cat的mag和相应参考星表里csst mag存在一定的偏差和弥散

针对C9新仿真中trilegal恒星,比较了仿真软件输出的.cat里的真值mag,和参考星表里csst的mag对不对得上,以检查生成参考星表的程序对不对。 结果发现ccd08 g-band对不上(见下图),别的band差得更多。(因为似乎使用sdss_g band做的sed归一化,所以可能csst-g-band差得少一点)@linan @weichengliang @tianhao

WechatIMG560

参考星表国台服务器路径: /nfsdata/share/C9_cali_test/246.5_40.0_R2.0.fits

仿真软件输出的.cat国台服务器路径: /nfsdata/share/simulation-collection/msc/v091-test/C6_P118/10109100535312/CSST_MSC_MS_SCI_20290702090531_20290702090801_10109100535312_08_L0_V01.cat

注:在轨定标天区中Gaia+Galaxia恒星的仿真中,也发现了类似.cat和参考星表中csst mag、sdss mag对不上的问题。可能也需要检查张鑫老师sed卷积滤光片计算星等的程序。@zhangxin

Edited Apr 22, 2024 by Wei Peng
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