! Started logfile: /vlbi/sb072/temp_maps//J1746+1015_X_dfm.log on Tue Mar 5 23:25:34 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1746+1015_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1746+1015_X_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1746+1015 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2160 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1746+1015_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000562Jy sigma=39.163334 ! Fit after self-cal, rms=0.988387Jy sigma=38.677599 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8085 mas, bmaj=2.067 mas, bpa=3.766 degrees ! Estimated noise=0.571193 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00891487 Jy ! Component: 100 - total flux cleaned = 0.0113249 Jy ! Total flux subtracted in 100 components = 0.0113249 Jy ! Clean residual min=-0.001975 max=0.002382 Jy/beam ! Clean residual mean=-0.000004 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.0113249 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0113249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.021081Jy sigma=0.790931 ! Fit after self-cal, rms=0.018900Jy sigma=0.708325 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385146 Jy ! Component: 100 - total flux cleaned = 0.00538736 Jy ! Total flux subtracted in 100 components = 0.00538736 Jy ! Clean residual min=-0.002068 max=0.002217 Jy/beam ! Clean residual mean=-0.000002 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.0167123 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 13 components and 0.0167123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018058Jy sigma=0.672900 ! Fit after self-cal, rms=0.018059Jy sigma=0.672791 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9711 mas, bmaj=2.302 mas, bpa=2.965 degrees ! Estimated noise=0.394918 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103253 Jy ! Component: 100 - total flux cleaned = 0.00113326 Jy ! Component: 150 - total flux cleaned = 0.00115531 Jy ! Component: 200 - total flux cleaned = 0.00115472 Jy ! Total flux subtracted in 200 components = 0.00115472 Jy ! Clean residual min=-0.001537 max=0.002744 Jy/beam ! Clean residual mean=-0.000003 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.017867 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.017867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017983Jy sigma=0.669740 ! Fit after self-cal, rms=0.017983Jy sigma=0.669600 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9711 x 2.302 at 2.965 degrees (North through East) ! Clean map min=-0.0015181 max=0.016062 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.83 HN 1.04 KP 1.01 ! LA 0.91 MK 1.05 NL 1.14 OV 1.68 ! PT 0.80 SC 1.17 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.11 HN 0.98 KP 0.90 ! LA 0.95 MK 0.91 NL 1.27 OV 1.18 ! PT 1.10 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.85 HN 1.08 KP 1.15 ! LA 0.87 MK 1.12 NL 1.19 OV 1.52 ! PT 0.85 SC 0.80 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.88 HN 1.02 KP 1.00 ! LA 0.87 MK 0.90 NL 1.18 OV 1.34 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.69 HN 0.86 KP 1.47 ! LA 0.88 MK 1.34 NL 1.22 OV 1.10 ! PT 0.86 SC 1.27 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.88 HN 0.76 KP 0.89 ! LA 0.97 MK 1.13 NL 1.24 OV 1.21 ! PT 0.94 SC 1.25 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 HN 1.07 KP 1.05 ! LA 1.01 MK 1.02 NL 1.05 OV 1.19 ! PT 0.75 SC 1.13 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.92 HN 0.77 KP 1.12 ! LA 0.91 MK 0.97 NL 1.26 OV 1.24 ! PT 0.75 SC 1.37 ! ! ! Fit before self-cal, rms=0.017983Jy sigma=0.669600 ! Fit after self-cal, rms=0.019280Jy sigma=0.654378 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9934 mas, bmaj=2.326 mas, bpa=2.239 degrees ! Estimated noise=0.396272 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000101628 Jy ! Component: 100 - total flux cleaned = -0.000124832 Jy ! Component: 150 - total flux cleaned = -0.000144198 Jy ! Component: 200 - total flux cleaned = -0.000167326 Jy ! Total flux subtracted in 200 components = -0.000167326 Jy ! Clean residual min=-0.001725 max=0.002270 Jy/beam ! Clean residual mean=-0.000001 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0176997 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 0.0176997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019270Jy sigma=0.654276 ! Fit after self-cal, rms=0.019370Jy sigma=0.653078 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019370Jy sigma=0.653078 ! Fit after self-cal, rms=0.019879Jy sigma=0.652908 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=2.342 mas, bpa=1.893 degrees ! Estimated noise=0.399095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.02191e-05 Jy ! Component: 100 - total flux cleaned = -8.32002e-05 Jy ! Component: 150 - total flux cleaned = -0.00010097 Jy ! Component: 200 - total flux cleaned = -0.000106287 Jy ! Total flux subtracted in 200 components = -0.000106287 Jy ! Clean residual min=-0.001675 max=0.002206 Jy/beam ! Clean residual mean=-0.000000 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.0175934 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.0175934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019871Jy sigma=0.652836 ! Fit after self-cal, rms=0.019883Jy sigma=0.652795 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (5.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208606 Jy ! Component: 100 - total flux cleaned = 0.0032915 Jy ! Component: 150 - total flux cleaned = 0.00410493 Jy ! Component: 200 - total flux cleaned = 0.00432982 Jy ! Total flux subtracted in 200 components = 0.00432982 Jy ! Clean residual min=-0.001413 max=0.001608 Jy/beam ! Clean residual mean=0.000002 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0219232 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 57 components and 0.0219232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019628Jy sigma=0.641909 ! Fit after self-cal, rms=0.019567Jy sigma=0.640353 ! Inverting map ! Added new window around map position (-3.2, -31.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140265 Jy ! Component: 100 - total flux cleaned = 0.00202431 Jy ! Component: 150 - total flux cleaned = 0.00240392 Jy ! Component: 200 - total flux cleaned = 0.00268946 Jy ! Total flux subtracted in 200 components = 0.00268946 Jy ! Clean residual min=-0.001377 max=0.001154 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0246127 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 81 components and 0.0246127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019439Jy sigma=0.635881 ! Fit after self-cal, rms=0.019411Jy sigma=0.635334 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019411Jy sigma=0.635334 ! Fit after self-cal, rms=0.018207Jy sigma=0.633515 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=2.346 mas, bpa=2.053 degrees ! Estimated noise=0.387931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000534487 Jy ! Component: 100 - total flux cleaned = 0.000716028 Jy ! Component: 150 - total flux cleaned = 0.000825159 Jy ! Component: 200 - total flux cleaned = 0.000885675 Jy ! Total flux subtracted in 200 components = 0.000885675 Jy ! Clean residual min=-0.001244 max=0.001089 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0254984 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 100 components and 0.0254984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018172Jy sigma=0.632503 ! Fit after self-cal, rms=0.018155Jy sigma=0.632332 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000170432 Jy ! Component: 100 - total flux cleaned = 0.000213963 Jy ! Component: 150 - total flux cleaned = 0.000243788 Jy ! Component: 200 - total flux cleaned = 0.000262567 Jy ! Total flux subtracted in 200 components = 0.000262567 Jy ! Clean residual min=-0.001236 max=0.001097 Jy/beam ! Clean residual mean=0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0257609 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 109 components and 0.0257609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018140Jy sigma=0.632003 ! Fit after self-cal, rms=0.018140Jy sigma=0.631985 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018140Jy sigma=0.631985 ! Fit after self-cal, rms=0.017949Jy sigma=0.631818 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=3.279 mas, bpa=-4.549 degrees ! Estimated noise=0.458574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000303282 Jy ! Component: 100 - total flux cleaned = 0.000366697 Jy ! Component: 150 - total flux cleaned = 0.000403274 Jy ! Component: 200 - total flux cleaned = 0.000419631 Jy ! Total flux subtracted in 200 components = 0.000419631 Jy ! Clean residual min=-0.001070 max=0.001246 Jy/beam ! Clean residual mean=0.000001 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0261805 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 123 components and 0.0261805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017946Jy sigma=0.631744 ! Fit after self-cal, rms=0.017944Jy sigma=0.631706 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.89253e-05 Jy ! Component: 100 - total flux cleaned = 8.64252e-05 Jy ! Component: 150 - total flux cleaned = 8.68044e-05 Jy ! Component: 200 - total flux cleaned = 8.04019e-05 Jy ! Total flux subtracted in 200 components = 8.04019e-05 Jy ! Clean residual min=-0.001060 max=0.001239 Jy/beam ! Clean residual mean=0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0262609 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 130 components and 0.0262609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017943Jy sigma=0.631726 ! Fit after self-cal, rms=0.017944Jy sigma=0.631714 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9996 mas, bmaj=2.347 mas, bpa=1.977 degrees ! Estimated noise=0.386501 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9996 x 2.347 at 1.977 degrees (North through East) ! Clean map min=-0.0011243 max=0.016242 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8306 mas, bmaj=2.105 mas, bpa=2.733 degrees ! Estimated noise=0.57079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011612 Jy ! Component: 100 - total flux cleaned = 0.0148486 Jy ! Component: 150 - total flux cleaned = 0.0169548 Jy ! Component: 200 - total flux cleaned = 0.01857 Jy ! Total flux subtracted in 200 components = 0.01857 Jy ! Clean residual min=-0.001877 max=0.001773 Jy/beam ! Clean residual mean=-0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.01857 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.01857 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9996 mas, bmaj=2.347 mas, bpa=1.977 degrees ! Estimated noise=0.386501 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186133 Jy ! Component: 100 - total flux cleaned = 0.00315189 Jy ! Component: 150 - total flux cleaned = 0.00415044 Jy ! Component: 200 - total flux cleaned = 0.00485635 Jy ! Total flux subtracted in 200 components = 0.00485635 Jy ! Clean residual min=-0.001427 max=0.001235 Jy/beam ! Clean residual mean=-0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0234263 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 48 components and 0.0234263 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=3.279 mas, bpa=-4.549 degrees ! Estimated noise=0.458574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102082 Jy ! Component: 100 - total flux cleaned = 0.00171276 Jy ! Component: 150 - total flux cleaned = 0.00201729 Jy ! Component: 200 - total flux cleaned = 0.00217899 Jy ! Total flux subtracted in 200 components = 0.00217899 Jy ! Clean residual min=-0.001276 max=0.001238 Jy/beam ! Clean residual mean=0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0256053 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000142737 Jy ! Component: 100 - total flux cleaned = 0.000267427 Jy ! Component: 150 - total flux cleaned = 0.000364556 Jy ! Component: 200 - total flux cleaned = 0.000427222 Jy ! Total flux subtracted in 200 components = 0.000427222 Jy ! Clean residual min=-0.001185 max=0.001200 Jy/beam ! Clean residual mean=0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0260325 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 73 components and 0.0260325 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9996 mas, bmaj=2.347 mas, bpa=1.977 degrees ! Estimated noise=0.386501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.04217e-05 Jy ! Component: 100 - total flux cleaned = 9.01269e-05 Jy ! Component: 150 - total flux cleaned = 0.000116671 Jy ! Component: 200 - total flux cleaned = 0.00015359 Jy ! Total flux subtracted in 200 components = 0.00015359 Jy ! Clean residual min=-0.001218 max=0.001090 Jy/beam ! Clean residual mean=0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0261861 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 0.0261861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017979Jy sigma=0.632695 ! Fit after self-cal, rms=0.017972Jy sigma=0.632546 wmodel J1746+1015_X_map.mod ! Writing 94 model components to file: J1746+1015_X_map.mod wobs J1746+1015_X_uvs.fits ! Writing UV FITS file: J1746+1015_X_uvs.fits wwins J1746+1015_X_map.win ! wwins: Wrote 3 windows to J1746+1015_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000158122 Jy ! Component: 100 - total flux cleaned = -0.00017647 Jy ! Component: 150 - total flux cleaned = -0.00012575 Jy ! Component: 200 - total flux cleaned = -7.88599e-05 Jy ! Component: 250 - total flux cleaned = -6.44282e-05 Jy ! Component: 300 - total flux cleaned = -9.06465e-06 Jy ! Component: 350 - total flux cleaned = 5.74097e-05 Jy ! Component: 400 - total flux cleaned = 0.000146529 Jy ! Component: 450 - total flux cleaned = 0.000183485 Jy ! Component: 500 - total flux cleaned = 0.000243362 Jy ! Component: 550 - total flux cleaned = 0.000277982 Jy ! Component: 600 - total flux cleaned = 0.000311638 Jy ! Component: 650 - total flux cleaned = 0.000377381 Jy ! Component: 700 - total flux cleaned = 0.000419987 Jy ! Component: 750 - total flux cleaned = 0.000482757 Jy ! Component: 800 - total flux cleaned = 0.000513665 Jy ! Component: 850 - total flux cleaned = 0.000564229 Jy ! Component: 900 - total flux cleaned = 0.000603627 Jy ! Component: 950 - total flux cleaned = 0.000613238 Jy ! Component: 1000 - total flux cleaned = 0.000632387 Jy ! Component: 1050 - total flux cleaned = 0.000641591 Jy ! Component: 1100 - total flux cleaned = 0.000632446 Jy ! Component: 1150 - total flux cleaned = 0.000623488 Jy ! Component: 1200 - total flux cleaned = 0.000605965 Jy ! Component: 1250 - total flux cleaned = 0.000588509 Jy ! Component: 1300 - total flux cleaned = 0.000579846 Jy ! Component: 1350 - total flux cleaned = 0.000554696 Jy ! Component: 1400 - total flux cleaned = 0.000546203 Jy ! Component: 1450 - total flux cleaned = 0.000521669 Jy ! Component: 1500 - total flux cleaned = 0.000489468 Jy ! Component: 1550 - total flux cleaned = 0.000473699 Jy ! Component: 1600 - total flux cleaned = 0.000465806 Jy ! Component: 1650 - total flux cleaned = 0.000396385 Jy ! Component: 1700 - total flux cleaned = 0.000373618 Jy ! Component: 1750 - total flux cleaned = 0.000358543 Jy ! Component: 1800 - total flux cleaned = 0.000328906 Jy ! Component: 1850 - total flux cleaned = 0.000306875 Jy ! Component: 1900 - total flux cleaned = 0.000285241 Jy ! Component: 1950 - total flux cleaned = 0.00024965 Jy ! Component: 2000 - total flux cleaned = 0.000228605 Jy ! Component: 2050 - total flux cleaned = 0.000214599 Jy ! Component: 2100 - total flux cleaned = 0.00019389 Jy ! Component: 2150 - total flux cleaned = 0.000166667 Jy ! Component: 2200 - total flux cleaned = 0.000132939 Jy ! Component: 2250 - total flux cleaned = 8.637e-05 Jy ! Component: 2300 - total flux cleaned = 6.66648e-05 Jy ! Component: 2350 - total flux cleaned = 5.35872e-05 Jy ! Component: 2400 - total flux cleaned = 4.06389e-05 Jy ! Component: 2450 - total flux cleaned = 2.13895e-05 Jy ! Component: 2500 - total flux cleaned = -3.98142e-06 Jy ! Component: 2550 - total flux cleaned = -2.90435e-05 Jy ! Component: 2600 - total flux cleaned = -5.39239e-05 Jy ! Component: 2650 - total flux cleaned = -8.4842e-05 Jy ! Component: 2700 - total flux cleaned = -9.7162e-05 Jy ! Component: 2750 - total flux cleaned = -0.000121452 Jy ! Component: 2800 - total flux cleaned = -0.000139627 Jy ! Component: 2850 - total flux cleaned = -0.000187369 Jy ! Component: 2900 - total flux cleaned = -0.000199156 Jy ! Component: 2950 - total flux cleaned = -0.000222635 Jy ! Component: 3000 - total flux cleaned = -0.000228491 Jy ! Component: 3050 - total flux cleaned = -0.000257401 Jy ! Component: 3100 - total flux cleaned = -0.000263097 Jy ! Component: 3150 - total flux cleaned = -0.000274489 Jy ! Component: 3200 - total flux cleaned = -0.000308404 Jy ! Component: 3250 - total flux cleaned = -0.000308382 Jy ! Component: 3300 - total flux cleaned = -0.000325116 Jy ! Component: 3350 - total flux cleaned = -0.000336207 Jy ! Component: 3400 - total flux cleaned = -0.000358223 Jy ! Component: 3450 - total flux cleaned = -0.000374608 Jy ! Component: 3500 - total flux cleaned = -0.000380032 Jy ! Component: 3550 - total flux cleaned = -0.000401669 Jy ! Component: 3600 - total flux cleaned = -0.00041777 Jy ! Component: 3650 - total flux cleaned = -0.000428458 Jy ! Component: 3700 - total flux cleaned = -0.000460237 Jy ! Component: 3750 - total flux cleaned = -0.00044963 Jy ! Component: 3800 - total flux cleaned = -0.000454887 Jy ! Component: 3850 - total flux cleaned = -0.000465305 Jy ! Component: 3900 - total flux cleaned = -0.000475621 Jy ! Component: 3950 - total flux cleaned = -0.000480763 Jy ! Component: 4000 - total flux cleaned = -0.000470517 Jy ! Component: 4050 - total flux cleaned = -0.00048579 Jy ! Total flux subtracted in 4096 components = -0.000485776 Jy ! Clean residual min=-0.000291 max=0.000293 Jy/beam ! Clean residual mean=0.000000 rms=0.000086 Jy/beam ! Combined flux in latest and established models = 0.0257003 Jy keep ! Adding 260 model components to the UV plane model. ! The established model now contains 354 components and 0.0257003 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1746+1015_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9996 x 2.347 at 1.977 degrees (North through East) ! Clean map min=-0.00071926 max=0.015818 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1746+1015_X_map.fits wmodel /vlbi/sb072/temp_maps//J1746+1015_X_map.mod ! Writing 354 model components to file: /vlbi/sb072/temp_maps//J1746+1015_X_map.mod wobs /vlbi/sb072/temp_maps//J1746+1015_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1746+1015_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1746+1015_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1746+1015_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0158184 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.38987e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.59116 1.59116 3.18233 6.36466 12.7293 25.4586 50.9173 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.015 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 188.541 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1746+1015_X_dfm.log closed on Tue Mar 5 23:25:38 2019