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XMM-Newton Science Analysis System


eposcorr (eposcorr-3.9.2) [xmmsas_20050815_1803-6.5.0]

Statistical method Description Some spherical geometry Home Index

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The errors in the measured off-sets

At the moment we have no rigurous mathematical method to handle the statistical errors of the offsets found. For the moment we use the square root of the second order moment in $L$ as a function of off-set divided by the number of optical counter parts.


XMM-Newton SOC/SSC -- 2005-08-15