论文标题

用端到端仪器模拟校准锣磁图I:背景,锣仪器和端到端仿真

Calibrating GONG Magnetograms with End-to-end Instrument Simulation I: Background, the GONG Instrument, and End-to-end Simulation

论文作者

Plowman, Joseph, Berger, Thomas

论文摘要

这是使用其测量过程的端到端模拟对锣磁刻录进行“绝对”校准的三篇论文中的第一篇。该仿真的输入是Muram 3D MHD光电模拟,输出是相应的模拟数据编号集,该数据编号将由Gong Detector记录。然后,这些模拟数据编号可用于生成“合成磁图”,可以将其与仿真输入进行比较。本文描述了锣仪器,穆拉姆数据库,我们的仪器模拟器以及合成磁图的计算,为随后的两篇论文设定了阶段。这些将首先进行校准(通常是磁通图比较),然后使用模拟结果将它们应用于Gong的校准。

This is the first of three papers describing an `absolute' calibration of the GONG magnetograph using an end-to-end simulation of its measurement process. The input to this simulation is a MURaM 3D MHD photospheric simulation and the output is the corresponding set of simulated data numbers which would be recorded by the GONG detectors. These simulated data numbers are then used to produce `synthetic magnetograms' which can be compared with the simulation inputs. This paper describes the GONG instrument, the MURaM datacube, our instrument simulator, and calculation of synthetic magnetograms, setting the stage for the subsequent two papers. These will first lay groundwork for calibration (and magnetogram comparison in general), then apply them to calibration of GONG using the simulation results.

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