After inspecting wide range around line: sixiv_618_dataonly_meg.ps fit continuum on 6.00-6.12, 6.23-6.26, 6.31-6.40 ======================================================================== Model powerlaw<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 powerlaw PhoIndex 2.00000 frozen 2 1 powerlaw norm 7.61698E-04 +/- 1.17557E-04 ________________________________________________________________________ C-statistic = 245.26 using 276 PHA bins and 275 degrees of freedom. Warning: Cstat statistic is only valid for Poisson data. XSPEC12>plot XSPEC12>goodness 1000 nosim 47.70% of realizations are < best fit statistic 245.26 XSPEC12>error 1. 2 Parameter Confidence Range (1.0000000) 2 0.000700 0.000827 (-0.000061,0.000065) fit line on 6.13:6.24 ======================================================================== Model windprof<1> + powerlaw<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 windprof q 0.0 frozen 2 1 windprof taustar 0.491041 +/- 0.509250 3 1 windprof u0 0.682680 +/- 0.108081 4 1 windprof h 0.0 frozen 5 1 windprof tau0star 0.0 frozen 6 1 windprof beta 1.00000 frozen 7 1 windprof betaSob 0.0 frozen 8 1 windprof numerica 0 frozen 9 1 windprof anisotro 0 frozen 10 1 windprof rosselan 0 frozen 11 1 windprof expansio 0 frozen 12 1 windprof thick 0 frozen 13 1 windprof waveleng "A" 6.18220 frozen 14 1 windprof shift "mA" 0.0 frozen 15 1 windprof velocity "km/s" 2250.00 frozen 16 1 windprof verbose 0 frozen 17 1 windprof norm 7.67526E-06 +/- 2.12746E-06 18 2 powerlaw PhoIndex 2.00000 frozen 19 2 powerlaw norm 7.62000E-04 frozen ________________________________________________________________________ C-statistic = 130.62 using 128 PHA bins and 125 degrees of freedom. XSPEC12>goodness 1000 nosim 48.10% of realizations are < best fit statistic 130.62 XSPEC12>error 1. 2 Parameter Confidence Range (1.000000) 2 0.140403 1.100999 (-0.342718,0.617878) XSPEC12>error 2.7 2 Parameter Confidence Range (2.700000) 2 0.015817 1.784333 (-0.475225,1.293291) XSPEC12>error 1. 3 Parameter Confidence Range (1.000000) 3 0.603268 0.757026 (-0.076517,0.077241) XSPEC12>error 2.7 3 Parameter Confidence Range (2.700000) 3 0.539596 0.829693 (-0.143084,0.147013) XSPEC12>error 1. 17 Parameter Confidence Range (1.000000) 17 0.000006 0.000009 (-0.000001,0.000001) have to use steppar: XSPEC12>steppar 17 5.5e-6 6.5e-6 20 C-Statistic Delta norm C-Statistic 17 134.51013 3.60471 0 0.00001 134.28699 3.38157 1 0.00001 134.07386 3.16844 2 0.00001 133.87002 2.96460 3 0.00001 133.67641 2.77099 4 0.00001 133.49134 2.58592 5 0.00001 133.31302 2.40761 6 0.00001 133.14028 2.23487 7 0.00001 132.97634 2.07093 8 0.00001 132.81575 1.91033 9 0.00001 132.66523 1.75981 10 0.00001 132.51926 1.61384 11 0.00001 132.37319 1.46777 12 0.00001 132.23969 1.33428 13 0.00001 132.11189 1.20647 14 0.00001 131.98957 1.08415 15 0.00001 131.87288 0.96746 16 0.00001 131.76147 0.85606 17 0.00001 131.65555 0.75013 18 0.00001 131.55501 0.64959 19 0.00001 131.45956 0.55415 20 0.00001 XSPEC12>steppar 17 8.5e-6 9.5e-6 20 C-Statistic Delta norm C-Statistic 17 131.46251 0.55569 0 0.00001 131.52735 0.62053 1 0.00001 131.61368 0.70687 2 0.00001 131.70376 0.79695 3 0.00001 131.79753 0.89071 4 0.00001 131.89491 0.98809 5 0.00001 131.99585 1.08903 6 0.00001 132.10034 1.19352 7 0.00001 132.20832 1.30150 8 0.00001 132.31976 1.41294 9 0.00001 132.43464 1.52783 10 0.00001 132.55288 1.64607 11 0.00001 132.67452 1.76770 12 0.00001 132.79947 1.89266 13 0.00001 132.92771 2.02089 14 0.00001 133.05924 2.15242 15 0.00001 133.19402 2.28720 16 0.00001 133.33198 2.42516 17 0.00001 133.47314 2.56632 18 0.00001 133.61747 2.71065 19 0.00001 133.76494 2.85813 20 0.00001 Source File: acis640_pha2.fits{9} Net count rate (cts/s) for Spectrum:1 5.914e-04 +/- 1.763e-04 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 7146-7166 Telescope: CHANDRA Instrument: ACIS Channel Type: PI Exposure Time: 67636.0078 sec Using Response (RMF) File meg_m1.rmf for Source 1 Using Auxiliary Response (ARF) File acis640MEG_-1_garf.fits Source spectrum counts: 40.0000000 Model predicted rate: 5.90542E-04 Source File: acis640_pha2.fits{10} Net count rate (cts/s) for Spectrum:2 1.020e-03 +/- 2.019e-04 Assigned to Data Group 1 and Plot Group 2 Noticed Channels: 7146-7166 Telescope: CHANDRA Instrument: ACIS Channel Type: PI Exposure Time: 67636.0078 sec Using Response (RMF) File meg_p1.rmf for Source 1 Using Auxiliary Response (ARF) File acis640MEG_1_garf.fits Source spectrum counts: 69.0000000 Model predicted rate: 9.07531E-04 Source File: acis640_pha2.fits{3} Net count rate (cts/s) for Spectrum:3 4.140e-04 +/- 2.097e-04 Assigned to Data Group 1 and Plot Group 3 Noticed Channels: 6098-6140 Telescope: CHANDRA Instrument: ACIS Channel Type: PI Exposure Time: 67636.0078 sec Using Response (RMF) File heg_m1.rmf for Source 1 Using Auxiliary Response (ARF) File acis640HEG_-1_garf.fits Source spectrum counts: 28.0000000 Model predicted rate: 3.62824E-04 Source File: acis640_pha2.fits{4} Net count rate (cts/s) for Spectrum:4 3.105e-04 +/- 2.034e-04 Assigned to Data Group 1 and Plot Group 4 Noticed Channels: 6098-6140 Telescope: CHANDRA Instrument: ACIS Channel Type: PI Exposure Time: 67636.0078 sec Using Response (RMF) File heg_p1.rmf for Source 1 Using Auxiliary Response (ARF) File acis640HEG_1_garf.fits Source spectrum counts: 21.0000000 Model predicted rate: 3.49956E-04 now doing a 35 by 35 taustar vs uo grid