[Mon Sep 9 05:00:41 2013] Detection parameters: Position = (284.8, 315.8) = 2 6 14.69 -0 15 2.1 Extent = 10.9" x 10.9", rotation angle = 0 degrees Source counts = 64.9 +/- 14.5 Background counts = 35.0 Rate = 0.006 +/- 0.001 [Mon Sep 9 05:00:41 2013] Off-axis axis estimate = 1.60' [Mon Sep 9 05:00:52 2013] Using EEF radius (= 7.23 ")to estimate initial spatial extent for simple fitting [Mon Sep 9 05:00:52 2013] Initial guess for spatial extent in simple fitting = 7.23" [Mon Sep 9 05:00:52 2013] source mask rpix=1.7, npix_max = 18, mask sum = 16, frac = 0.856 [Mon Sep 9 05:00:52 2013] Giving source the simple spatial ID 2 for pass 0, mean size = 7.23" [Mon Sep 9 05:00:52 2013] fullrun_pn_xmm0554920301_pi300-10000_cl_pass0_src2.ximg exists [Mon Sep 9 05:00:52 2013] Warning: total counts is not > 0 [Mon Sep 9 05:00:52 2013] fullrun_pn_xmm0554920301_pi300-10000_cl_pass0_src2_1.ximg exists [Mon Sep 9 05:00:52 2013] Warning: total counts is not > 0 [Mon Sep 9 05:00:52 2013] It looks like the fit did not converge You should probably delete fullrun_pn_xmm0554920301_pi300-10000_cl_pass0_src2_1.ximg Either tweak this fit manually starting from fullrun_pn_xmm0554920301_pi300-10000_cl_pass0_src2.ximg or adjust the simplespatial fit parameters in $XASSIST/data/missions/*/*/spatial.dat and re-run simplespatial fitting after setting file recreation parameter to yes [Mon Sep 9 05:00:52 2013] fullrun_pn_xmm0554920301_pi300-10000_cl_pass0_tfrozen_src2.ximg exists [Mon Sep 9 05:00:52 2013] Warning: total counts is not > 0 [Mon Sep 9 05:00:52 2013] fullrun_pn_xmm0554920301_pi300-10000_cl_pass0_tfrozen_src2_1.ximg exists [Mon Sep 9 05:00:52 2013] Warning: total counts is not > 0 [Mon Sep 9 05:00:52 2013] It looks like the fit did not converge You should probably delete fullrun_pn_xmm0554920301_pi300-10000_cl_pass0_tfrozen_src2_1.ximg Either tweak this fit manually starting from fullrun_pn_xmm0554920301_pi300-10000_cl_pass0_tfrozen_src2.ximg or adjust the simplespatial fit parameters in $XASSIST/data/missions/*/*/spatial.dat and re-run simplespatial fitting after setting file recreation parameter to yes