Restoring the Suzaku Source Position Accuracy and Point-Spread function

Uchiyama Yasunobu; Maeda Yoshitomo; Ebara Masatoshi; Fujimoto Ryuichi; Ishisaki Yoshitaka; Ishida Manabu; Iizuka Ryo; Ushio Masayoshi; Inoue Hirohiko; Okada Shunsaku; Mori Hideyuki; Ozaki Masanobu

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Restoring the Suzaku Source Position Accuracy and Point-Spread function

机译：恢复朱雀源位置精度和点扩展功能

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WepresentanempiricalcorrectionofskycoordinatesofX-rayphotonsobtainedwiththeX-rayImagingSpectrometer(XIS)aboardtheSuzakusatellitetoimprovethesourcepositionaccuracyandrestorethepoint-spreadfunction(PSF).TheXISimagesareknowntohaveanuncertaintyinpositionofupto$$1a€2$$,andtoshowconsiderabledegradationsofthePSF.Theseproblemsarecausedbyadriftingofthesatelliteattitudeduetothermaldistortionofthesidepanel#7,wheretheattitudecontrolsystemismounted.WefoundthatthepositionerroraveragedoverapointingobservationcanbelargelyreducedbyusingtherelationbetweenthedeviationofthesourcepositionintheDETXdirectionandtheeclipticlatitudeofthepointingtarget.Weparameterizedthewobblingofthesourcepositionsynchronizedwiththe96-minutesatelliteorbitalperiodwithtemperaturesofonboardradiatorsandelapsedtimesincethenight-daytransitionofthespacecraft.Wedevelopedsoftware,aeattcor,tocorrecttheimagedriftusingtheseparameters,andapplieditto27point-sourceimagestakenintheSuzakuinitialscience-operationphase.Weshowthattheradiusofthe90%errorcircleofthesourcepositionwasreducedto$$19a€2$$andthePSFwassharpened.TheseimprovementshaveenhancedthescientificcapabilityoftheSuzakuXIS.

机译：WepresentanempiricalcorrectionofskycoordinatesofX-rayphotonsobtainedwiththeX-rayImagingSpectrometer（XIS）aboardtheSuzakusatellitetoimprovethesourcepositionaccuracyandrestorethepoint-spreadfunction（PSF）。该XI你GE无法处理wnto不是一个自由万斯RTA将NPO ntyi不是我们nofupto $$ 1A€2 $$，andtoshowconsiderabledegradationsofthePSF.Theseproblemsarecausedbyadriftingofthesatelliteattitudeduetothermaldistortionofthesidepanel＃7，wheretheattitudecontrolsystemismounted.WefoundthatthepositionerroraveragedoverapointingobservationcanbelargelyreducedbyusingtherelationbetweenthedeviationofthesourcepositionintheDETXdirectionandtheeclipticlatitudeofthepointingtarget.Weparameterizedthewobblingofthesourcepositionsynchronizedwiththe96-minutesatelliteorbitalperiodwithtemperaturesofonboardradiatorsandelapsedtimesincethenight-DA ytra与fthe身体温泉CE Craveiro ft.We ANSI我们去路易丝的dsoftware，aeattcor，tocorrecttheimagedriftusingtheseparameters，andapplieditto27point-sourceimagestakenintheSuzakuinitialscience-我们显示出90％e的半径源位置的误差圈减少到$ 19a€2 $$，PSF变小。这些改进增强了朱雀XIS的科学能力。

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《PASJ: Publications of the Astronomical Society of Japan》 |2008年第sp1期|共页
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Uchiyama Yasunobu; Maeda Yoshitomo; Ebara Masatoshi; Fujimoto Ryuichi; Ishisaki Yoshitaka; Ishida Manabu; Iizuka Ryo; Ushio Masayoshi; Inoue Hirohiko; Okada Shunsaku; Mori Hideyuki; Ozaki Masanobu;
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1. Restoring the Suzaku source position accuracy and point-spread function [J] . Uchiyama Y, Maeda Y, Ebara M, PASJ: Publications of the Astronomical Society of Japan . 2008,第Suppla1期

机译：恢复朱雀源的位置精度和点扩展功能
2. Restoring the Suzaku Source Position Accuracy and Point-Spread Function [J] . Nasunobu UCHIYAMA, YoshitomoMAEDA, MasatoshiEBARA, PASJ: Publications of the Astronomical Society of Japan . 2008,第Suppla1a期

机译：恢复朱雀源位置精度和点扩展功能
3. Accuracy of superlocalization imaging using Gaussian and dipole emission point-spread functions for modeling gold nanorod luminescence [J] . Titus E.J., Willets K.A. ACS nano . 2013,第7期

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4. Analysis of point source size on measurement accuracy of lateral point-spread function of confocal Raman microscopy [C] . Shihang Fu, Li Zhang, Yao Hu, International Conference on Optical Instruments and Technology . 2018

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5. Restoring Plant Communities for Multiple Ecosystem Functions after Natural Resource Development [D] . Barlow, Kathryn M. 2019

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6. Geo-Positioning Accuracy Improvement of Multi-Mode GF-3 Satellite SAR Imagery Based on Error Sources Analysis [O] . Niangang Jiao, Feng Wang, Hongjian You, 2018

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7. Restoring the Suzaku Source Position Accuracy and Point-Spread Function [O] . Uchiyama, Yasunobu, Maeda, Yoshitomo, Ebara, Masatoshi, 2008

机译：恢复朱雀源位置精度和点扩散函数

Restoring the Suzaku Source Position Accuracy and Point-Spread function

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