! Started logfile: .//J1848-3745_C_dfm.log on Mon Jan 20 18:49:03 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1848-3745_C_uva.fits ! Reading UV FITS file: .//J1848-3745_C_uva.fits ! AN table 1: 15 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1848-3745 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 3360 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1848-3745_C] 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 0.300x0.300 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=1.012848Jy sigma=15.252498 ! Fit after self-cal, rms=0.875465Jy sigma=13.161857 ! 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=1.222 mas, bmaj=3.494 mas, bpa=0.3169 degrees ! Estimated noise=1.21907 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 = 0.0872015 Jy ! Component: 100 - total flux cleaned = 0.120454 Jy ! Total flux subtracted in 100 components = 0.120454 Jy ! Clean residual min=-0.012471 max=0.022252 Jy/beam ! Clean residual mean=-0.000020 rms=0.004609 Jy/beam ! Combined flux in latest and established models = 0.120454 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.120454 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=0.086783Jy sigma=1.187094 ! Fit after self-cal, rms=0.086721Jy sigma=1.186187 ! 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=1.49 mas, bmaj=4.153 mas, bpa=-1.144 degrees ! Estimated noise=0.829943 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 = 0.0287125 Jy ! Component: 100 - total flux cleaned = 0.0418028 Jy ! Component: 150 - total flux cleaned = 0.0478863 Jy ! Component: 200 - total flux cleaned = 0.0507456 Jy ! Total flux subtracted in 200 components = 0.0507456 Jy ! Clean residual min=-0.014085 max=0.030626 Jy/beam ! Clean residual mean=-0.000000 rms=0.005249 Jy/beam ! Combined flux in latest and established models = 0.171199 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 0.171199 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=0.077883Jy sigma=1.042895 ! Fit after self-cal, rms=0.077805Jy sigma=1.042156 ! Inverting map ! Added new window around map position (-27, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287592 Jy ! Component: 100 - total flux cleaned = 0.0415171 Jy ! Component: 150 - total flux cleaned = 0.047866 Jy ! Component: 200 - total flux cleaned = 0.0521346 Jy ! Total flux subtracted in 200 components = 0.0521346 Jy ! Clean residual min=-0.009305 max=0.010541 Jy/beam ! Clean residual mean=-0.000057 rms=0.002617 Jy/beam ! Combined flux in latest and established models = 0.223334 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 68 components and 0.223334 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=0.067600Jy sigma=0.870437 ! Fit after self-cal, rms=0.066873Jy sigma=0.856664 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.49 x 4.153 at -1.144 degrees (North through East) ! Clean map min=-0.0075229 max=0.12281 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.88 KP 1.01 LA 0.85 MK 1.06 ! NL 0.89 OV 1.08 PT 0.98 SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 1.01 LA 0.86 MK 1.00 ! NL 0.77 OV 1.01 PT 0.96 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 1.00 LA 0.90 MK 0.97 ! NL 0.97 OV 1.09 PT 0.95 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 KP 0.99 LA 0.84 MK 1.03 ! NL 1.05 OV 1.10 PT 0.94 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 1.02 LA 0.97 MK 1.08 ! NL 1.01 OV 1.10 PT 0.97 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.01 LA 0.96 MK 1.06 ! NL 0.94 OV 1.10 PT 0.98 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 KP 1.01 LA 0.97 MK 1.02 ! NL 1.02 OV 1.09 PT 0.99 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 KP 1.06 LA 0.93 MK 0.95 ! NL 0.97 OV 1.11 PT 0.96 SC 1.07 ! ! ! Fit before self-cal, rms=0.066873Jy sigma=0.856664 ! Fit after self-cal, rms=0.063075Jy sigma=0.823711 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.51 mas, bmaj=4.193 mas, bpa=-1.314 degrees ! Estimated noise=0.817339 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 = 0.00461817 Jy ! Component: 100 - total flux cleaned = 0.00636695 Jy ! Component: 150 - total flux cleaned = 0.00689033 Jy ! Component: 200 - total flux cleaned = 0.0071971 Jy ! Total flux subtracted in 200 components = 0.0071971 Jy ! Clean residual min=-0.006208 max=0.009315 Jy/beam ! Clean residual mean=-0.000030 rms=0.001952 Jy/beam ! Combined flux in latest and established models = 0.230531 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 90 components and 0.230531 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=0.062693Jy sigma=0.818740 ! Fit after self-cal, rms=0.062701Jy sigma=0.818005 ! 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=0.062701Jy sigma=0.818005 ! Fit after self-cal, rms=0.062793Jy sigma=0.817470 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.514 mas, bmaj=4.204 mas, bpa=-1.416 degrees ! Estimated noise=0.818187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000928725 Jy ! Component: 100 - total flux cleaned = 0.00117382 Jy ! Component: 150 - total flux cleaned = 0.00132176 Jy ! Component: 200 - total flux cleaned = 0.0013638 Jy ! Total flux subtracted in 200 components = 0.0013638 Jy ! Clean residual min=-0.006402 max=0.009180 Jy/beam ! Clean residual mean=-0.000028 rms=0.001933 Jy/beam ! Combined flux in latest and established models = 0.231895 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 102 components and 0.231895 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=0.062736Jy sigma=0.817160 ! Fit after self-cal, rms=0.062736Jy sigma=0.817107 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 (-5.1, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.007557 Jy ! Component: 100 - total flux cleaned = 0.00902032 Jy ! Component: 150 - total flux cleaned = 0.00955392 Jy ! Component: 200 - total flux cleaned = 0.010166 Jy ! Total flux subtracted in 200 components = 0.010166 Jy ! Clean residual min=-0.005287 max=0.006344 Jy/beam ! Clean residual mean=-0.000011 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 0.242061 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 116 components and 0.242061 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=0.061780Jy sigma=0.803854 ! Fit after self-cal, rms=0.061560Jy sigma=0.802049 ! 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=0.061560Jy sigma=0.802049 ! Fit after self-cal, rms=0.059791Jy sigma=0.800308 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.501 mas, bmaj=4.179 mas, bpa=-1.508 degrees ! Estimated noise=0.808951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348508 Jy ! Component: 100 - total flux cleaned = 0.00477024 Jy ! Component: 150 - total flux cleaned = 0.00519948 Jy ! Component: 200 - total flux cleaned = 0.00541626 Jy ! Total flux subtracted in 200 components = 0.00541626 Jy ! Clean residual min=-0.005239 max=0.005833 Jy/beam ! Clean residual mean=-0.000009 rms=0.001490 Jy/beam ! Combined flux in latest and established models = 0.247477 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 137 components and 0.247477 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=0.059508Jy sigma=0.797086 ! Fit after self-cal, rms=0.059420Jy sigma=0.796435 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 = 0.00121071 Jy ! Component: 100 - total flux cleaned = 0.00142933 Jy ! Component: 150 - total flux cleaned = 0.00147844 Jy ! Component: 200 - total flux cleaned = 0.0016142 Jy ! Total flux subtracted in 200 components = 0.0016142 Jy ! Clean residual min=-0.005026 max=0.005725 Jy/beam ! Clean residual mean=-0.000007 rms=0.001463 Jy/beam ! Combined flux in latest and established models = 0.249091 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 149 components and 0.249091 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=0.059299Jy sigma=0.795266 ! Fit after self-cal, rms=0.059284Jy sigma=0.795083 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.059284Jy sigma=0.795083 ! Fit after self-cal, rms=0.058333Jy sigma=0.794106 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.368 mas, bmaj=13.33 mas, bpa=1.488 degrees ! Estimated noise=1.04013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300137 Jy ! Component: 100 - total flux cleaned = 0.00462945 Jy ! Component: 150 - total flux cleaned = 0.00544993 Jy ! Component: 200 - total flux cleaned = 0.00573817 Jy ! Total flux subtracted in 200 components = 0.00573817 Jy ! Clean residual min=-0.006149 max=0.007182 Jy/beam ! Clean residual mean=-0.000015 rms=0.002312 Jy/beam ! Combined flux in latest and established models = 0.25483 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 164 components and 0.25483 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=0.058276Jy sigma=0.793211 ! Fit after self-cal, rms=0.058231Jy sigma=0.792920 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 = 0.00141882 Jy ! Component: 100 - total flux cleaned = 0.0017305 Jy ! Component: 150 - total flux cleaned = 0.00194438 Jy ! Component: 200 - total flux cleaned = 0.00207559 Jy ! Total flux subtracted in 200 components = 0.00207559 Jy ! Clean residual min=-0.006032 max=0.007356 Jy/beam ! Clean residual mean=-0.000009 rms=0.002291 Jy/beam ! Combined flux in latest and established models = 0.256905 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 167 components and 0.256905 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=0.058197Jy sigma=0.792678 ! Fit after self-cal, rms=0.058195Jy sigma=0.792599 ! 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=1.497 mas, bmaj=4.17 mas, bpa=-1.516 degrees ! Estimated noise=0.807822 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.497 x 4.17 at -1.516 degrees (North through East) ! Clean map min=-0.0046219 max=0.12037 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=1.229 mas, bmaj=3.508 mas, bpa=-0.07888 degrees ! Estimated noise=1.19694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0852638 Jy ! Component: 100 - total flux cleaned = 0.118369 Jy ! Component: 150 - total flux cleaned = 0.1411 Jy ! Component: 200 - total flux cleaned = 0.158705 Jy ! Total flux subtracted in 200 components = 0.158705 Jy ! Clean residual min=-0.008782 max=0.012828 Jy/beam ! Clean residual mean=-0.000006 rms=0.002972 Jy/beam ! Combined flux in latest and established models = 0.158705 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 48 model components to the UV plane model. ! The established model now contains 48 components and 0.158705 Jy ! Inverting map and beam ! Estimated beam: bmin=1.497 mas, bmaj=4.17 mas, bpa=-1.516 degrees ! Estimated noise=0.807822 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 = 0.0219371 Jy ! Component: 100 - total flux cleaned = 0.0375515 Jy ! Component: 150 - total flux cleaned = 0.0491334 Jy ! Component: 200 - total flux cleaned = 0.0579196 Jy ! Total flux subtracted in 200 components = 0.0579196 Jy ! Clean residual min=-0.007326 max=0.006393 Jy/beam ! Clean residual mean=-0.000028 rms=0.002146 Jy/beam ! Combined flux in latest and established models = 0.216625 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 109 components and 0.216625 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.368 mas, bmaj=13.33 mas, bpa=1.488 degrees ! Estimated noise=1.04013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01132 Jy ! Component: 100 - total flux cleaned = 0.0188484 Jy ! Component: 150 - total flux cleaned = 0.0243383 Jy ! Component: 200 - total flux cleaned = 0.0285143 Jy ! Total flux subtracted in 200 components = 0.0285143 Jy ! Clean residual min=-0.007253 max=0.007663 Jy/beam ! Clean residual mean=-0.000021 rms=0.002521 Jy/beam ! Combined flux in latest and established models = 0.245139 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 = 0.00320319 Jy ! Component: 100 - total flux cleaned = 0.00566553 Jy ! Component: 150 - total flux cleaned = 0.00756513 Jy ! Component: 200 - total flux cleaned = 0.00903223 Jy ! Total flux subtracted in 200 components = 0.00903223 Jy ! Clean residual min=-0.006079 max=0.007519 Jy/beam ! Clean residual mean=-0.000008 rms=0.002313 Jy/beam ! Combined flux in latest and established models = 0.254171 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 191 components and 0.254171 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.497 mas, bmaj=4.17 mas, bpa=-1.516 degrees ! Estimated noise=0.807822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000928118 Jy ! Component: 100 - total flux cleaned = 0.0013032 Jy ! Component: 150 - total flux cleaned = 0.00163362 Jy ! Component: 200 - total flux cleaned = 0.00188301 Jy ! Total flux subtracted in 200 components = 0.00188301 Jy ! Clean residual min=-0.005044 max=0.005457 Jy/beam ! Clean residual mean=-0.000003 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 0.256054 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 208 components and 0.256054 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=0.058103Jy sigma=0.792242 ! Fit after self-cal, rms=0.058080Jy sigma=0.791834 wmodel J1848-3745_C_map.mod ! Writing 208 model components to file: J1848-3745_C_map.mod wobs J1848-3745_C_uvs.fits ! Writing UV FITS file: J1848-3745_C_uvs.fits wwins J1848-3745_C_map.win ! wwins: Wrote 3 windows to J1848-3745_C_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 = 0.000980531 Jy ! Component: 100 - total flux cleaned = 0.00186965 Jy ! Component: 150 - total flux cleaned = 0.00230462 Jy ! Component: 200 - total flux cleaned = 0.00256823 Jy ! Component: 250 - total flux cleaned = 0.00287444 Jy ! Component: 300 - total flux cleaned = 0.00298883 Jy ! Component: 350 - total flux cleaned = 0.00299149 Jy ! Component: 400 - total flux cleaned = 0.0028886 Jy ! Component: 450 - total flux cleaned = 0.00288746 Jy ! Component: 500 - total flux cleaned = 0.00293697 Jy ! Component: 550 - total flux cleaned = 0.00293811 Jy ! Component: 600 - total flux cleaned = 0.00289321 Jy ! Component: 650 - total flux cleaned = 0.0027251 Jy ! Component: 700 - total flux cleaned = 0.00252234 Jy ! Component: 750 - total flux cleaned = 0.00248287 Jy ! Component: 800 - total flux cleaned = 0.00240604 Jy ! Component: 850 - total flux cleaned = 0.00229523 Jy ! Component: 900 - total flux cleaned = 0.00236805 Jy ! Component: 950 - total flux cleaned = 0.00236701 Jy ! Component: 1000 - total flux cleaned = 0.00240048 Jy ! Component: 1050 - total flux cleaned = 0.00243431 Jy ! Component: 1100 - total flux cleaned = 0.00240202 Jy ! Component: 1150 - total flux cleaned = 0.00240244 Jy ! Component: 1200 - total flux cleaned = 0.00243266 Jy ! Component: 1250 - total flux cleaned = 0.00237162 Jy ! Component: 1300 - total flux cleaned = 0.00237151 Jy ! Component: 1350 - total flux cleaned = 0.00234246 Jy ! Component: 1400 - total flux cleaned = 0.00234162 Jy ! Component: 1450 - total flux cleaned = 0.00228569 Jy ! Component: 1500 - total flux cleaned = 0.00231297 Jy ! Component: 1550 - total flux cleaned = 0.00228618 Jy ! Component: 1600 - total flux cleaned = 0.00233838 Jy ! Component: 1650 - total flux cleaned = 0.00241464 Jy ! Component: 1700 - total flux cleaned = 0.00241461 Jy ! Component: 1750 - total flux cleaned = 0.00243908 Jy ! Component: 1800 - total flux cleaned = 0.0025121 Jy ! Component: 1850 - total flux cleaned = 0.00255997 Jy ! Component: 1900 - total flux cleaned = 0.0026308 Jy ! Component: 1950 - total flux cleaned = 0.00269992 Jy ! Component: 2000 - total flux cleaned = 0.00274543 Jy ! Component: 2050 - total flux cleaned = 0.00276833 Jy ! Component: 2100 - total flux cleaned = 0.00290085 Jy ! Component: 2150 - total flux cleaned = 0.00300993 Jy ! Component: 2200 - total flux cleaned = 0.00316049 Jy ! Component: 2250 - total flux cleaned = 0.00322451 Jy ! Component: 2300 - total flux cleaned = 0.00335089 Jy ! Component: 2350 - total flux cleaned = 0.00349635 Jy ! Component: 2400 - total flux cleaned = 0.00363983 Jy ! Component: 2450 - total flux cleaned = 0.00368064 Jy ! Component: 2500 - total flux cleaned = 0.00384091 Jy ! Component: 2550 - total flux cleaned = 0.00393976 Jy ! Component: 2600 - total flux cleaned = 0.00403759 Jy ! Component: 2650 - total flux cleaned = 0.00413448 Jy ! Component: 2700 - total flux cleaned = 0.00430669 Jy ! Component: 2750 - total flux cleaned = 0.00436322 Jy ! Component: 2800 - total flux cleaned = 0.00445685 Jy ! Component: 2850 - total flux cleaned = 0.00458635 Jy ! Component: 2900 - total flux cleaned = 0.00462281 Jy ! Component: 2950 - total flux cleaned = 0.0046953 Jy ! Component: 3000 - total flux cleaned = 0.00478466 Jy ! Component: 3050 - total flux cleaned = 0.00480247 Jy ! Component: 3100 - total flux cleaned = 0.00490803 Jy ! Component: 3150 - total flux cleaned = 0.00496027 Jy ! Component: 3200 - total flux cleaned = 0.00501231 Jy ! Component: 3250 - total flux cleaned = 0.00506383 Jy ! Component: 3300 - total flux cleaned = 0.00513181 Jy ! Component: 3350 - total flux cleaned = 0.00516536 Jy ! Component: 3400 - total flux cleaned = 0.00521553 Jy ! Component: 3450 - total flux cleaned = 0.00526523 Jy ! Component: 3500 - total flux cleaned = 0.00531478 Jy ! Component: 3550 - total flux cleaned = 0.00542886 Jy ! Component: 3600 - total flux cleaned = 0.00544502 Jy ! Component: 3650 - total flux cleaned = 0.00552527 Jy ! Component: 3700 - total flux cleaned = 0.00552519 Jy ! Component: 3750 - total flux cleaned = 0.00557268 Jy ! Component: 3800 - total flux cleaned = 0.00565123 Jy ! Component: 3850 - total flux cleaned = 0.00563552 Jy ! Component: 3900 - total flux cleaned = 0.00565109 Jy ! Component: 3950 - total flux cleaned = 0.00565112 Jy ! Component: 4000 - total flux cleaned = 0.00569738 Jy ! Component: 4050 - total flux cleaned = 0.00568212 Jy ! Total flux subtracted in 4096 components = 0.00574318 Jy ! Clean residual min=-0.000965 max=0.001153 Jy/beam ! Clean residual mean=-0.000004 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.261797 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 493 components and 0.261797 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1848-3745_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.497 x 4.17 at -1.516 degrees (North through East) ! Clean map min=-0.0022624 max=0.11695 Jy/beam ! Writing clean map to FITS file: .//J1848-3745_C_map.fits wmodel .//J1848-3745_C_map.mod ! Writing 493 model components to file: .//J1848-3745_C_map.mod wobs .//J1848-3745_C_uvs.fits ! Writing UV FITS file: .//J1848-3745_C_uvs.fits wwins .//J1848-3745_C_map.win ! wwins: Wrote 4 windows to .//J1848-3745_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.116945 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000271017 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.695241 0.695241 1.39048 2.78096 5.56192 11.1238 22.2477 44.4954 88.9908 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.116 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 431.505 quit ! Quitting program ! Log file .//J1848-3745_C_dfm.log closed on Mon Jan 20 18:49:06 2020