... Done with Lockman Hole, NGC 2516, and Orion MolecularCloud fields · Compare X-ray source positions derived with SAS source detection chain with positions from USNO catalogue · Remove gross offsets of central chip and then optimise outer CCDs displacement ...
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Ссылки http://xmm.vilspa.esa.es/calibration/workshops/estec2001/ferrando.pdf -- 1468.9 Кб -- 07.12.2001 Похожие документы
... Molecular contamination Grating 2.275 deg 200 Molecular contaminants typically consist of Mirror 1 39.7 arcmin 29 hydrocarbons ... MOLECULAR CONTAMINATION < 8 10-8 g/cm2 < 4 10-8 g/cm2 In order to fulfil the requirements of an absolute effective area ...
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Ссылки http://xmm.vilspa.esa.es/docs/documents/CAL-TN-0062-1-0.pdf -- 673.9 Кб -- 10.11.2005 Похожие документы