! Started logfile: .//J2050+3127_X_20180714_dfm.log on Sat Jul 28 19:29:32 2018 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 .//J2050+3127_X_20180714_uva.fits ! Reading UV FITS file: .//J2050+3127_X_20180714_uva.fits ! AN table 1: 24 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.959821 visibilities/baseline/integration-bin. ! Found source: J2050+3127 ! ! 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 76 lines of history. ! ! Reading 5160 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 J2050+3127_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. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.031734Jy sigma=26.774729 ! Fit after self-cal, rms=0.835829Jy sigma=21.226621 ! 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=0.6402 mas, bmaj=2.214 mas, bpa=-13.91 degrees ! Estimated noise=0.600237 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 = 0.104333 Jy ! Component: 100 - total flux cleaned = 0.155976 Jy ! Total flux subtracted in 100 components = 0.155976 Jy ! Clean residual min=-0.019042 max=0.030935 Jy/beam ! Clean residual mean=-0.000005 rms=0.006092 Jy/beam ! Combined flux in latest and established models = 0.155976 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.155976 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=0.110807Jy sigma=3.005868 ! Fit after self-cal, rms=0.110699Jy sigma=3.003438 ! 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=0.8132 mas, bmaj=2.258 mas, bpa=-11.84 degrees ! Estimated noise=0.398821 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 = 0.0678104 Jy ! Component: 100 - total flux cleaned = 0.104401 Jy ! Component: 150 - total flux cleaned = 0.126917 Jy ! Component: 200 - total flux cleaned = 0.142723 Jy ! Total flux subtracted in 200 components = 0.142723 Jy ! Clean residual min=-0.016583 max=0.030359 Jy/beam ! Clean residual mean=0.000027 rms=0.005537 Jy/beam ! Combined flux in latest and established models = 0.298699 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 44 components and 0.298699 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=0.063350Jy sigma=1.576395 ! Fit after self-cal, rms=0.063159Jy sigma=1.571956 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8132 x 2.258 at -11.84 degrees (North through East) ! Clean map min=-0.015589 max=0.17213 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.05 HN 1.40 KP 0.84 ! LA 0.97 MK 0.96 OV 0.92 SC 1.25 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.08 HN 1.29 KP 0.85 ! LA 1.05 MK 0.89 OV 0.92 SC 1.25 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.04 HN 1.44 KP 0.85 ! LA 0.95 MK 0.87 OV 0.96 SC 1.25 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.08 HN 1.29 KP 0.85 ! LA 1.00 MK 0.86 OV 0.95 SC 1.18 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.06 HN 1.32 KP 0.83 ! LA 0.98 MK 0.79 OV 0.98 SC 1.12 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.05 HN 1.35 KP 0.84 ! LA 0.94 MK 0.74 OV 1.00 SC 1.16 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.09 HN 1.22 KP 0.85 ! LA 1.03 MK 0.78 OV 0.93 SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.05 HN 1.25 KP 0.85 ! LA 0.99 MK 0.75 OV 0.97 SC 1.08 ! ! ! Fit before self-cal, rms=0.063159Jy sigma=1.571956 ! Fit after self-cal, rms=0.058631Jy sigma=1.247916 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8118 mas, bmaj=2.305 mas, bpa=-12.49 degrees ! Estimated noise=0.383039 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 (4, -12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210431 Jy ! Component: 100 - total flux cleaned = 0.0298328 Jy ! Component: 150 - total flux cleaned = 0.0345677 Jy ! Component: 200 - total flux cleaned = 0.0380791 Jy ! Total flux subtracted in 200 components = 0.0380791 Jy ! Clean residual min=-0.009692 max=0.015205 Jy/beam ! Clean residual mean=0.000011 rms=0.002861 Jy/beam ! Combined flux in latest and established models = 0.336778 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 0.336778 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=0.047629Jy sigma=1.025844 ! Fit after self-cal, rms=0.047494Jy sigma=1.013323 ! Inverting map ! Added new window around map position (-11.8, -8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144767 Jy ! Component: 100 - total flux cleaned = 0.0218968 Jy ! Component: 150 - total flux cleaned = 0.0263218 Jy ! Component: 200 - total flux cleaned = 0.0299902 Jy ! Total flux subtracted in 200 components = 0.0299902 Jy ! Clean residual min=-0.007526 max=0.008137 Jy/beam ! Clean residual mean=-0.000002 rms=0.001788 Jy/beam ! Combined flux in latest and established models = 0.366769 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 96 components and 0.366769 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=0.041560Jy sigma=0.859530 ! Fit after self-cal, rms=0.041453Jy sigma=0.855600 ! 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=0.041453Jy sigma=0.855600 ! Fit after self-cal, rms=0.038828Jy sigma=0.805894 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8124 mas, bmaj=2.304 mas, bpa=-12.63 degrees ! Estimated noise=0.373922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281729 Jy ! Component: 100 - total flux cleaned = 0.00495327 Jy ! Component: 150 - total flux cleaned = 0.00697351 Jy ! Component: 200 - total flux cleaned = 0.00866396 Jy ! Total flux subtracted in 200 components = 0.00866396 Jy ! Clean residual min=-0.005014 max=0.007291 Jy/beam ! Clean residual mean=0.000003 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.375433 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 0.375432 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=0.037241Jy sigma=0.774239 ! Fit after self-cal, rms=0.037237Jy sigma=0.773504 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 (-4.6, 12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380179 Jy ! Component: 100 - total flux cleaned = 0.0044047 Jy ! Component: 150 - total flux cleaned = 0.00534271 Jy ! Component: 200 - total flux cleaned = 0.00583107 Jy ! Total flux subtracted in 200 components = 0.00583107 Jy ! Clean residual min=-0.004625 max=0.004804 Jy/beam ! Clean residual mean=0.000001 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.381264 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 128 components and 0.381264 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=0.035085Jy sigma=0.737997 ! Fit after self-cal, rms=0.035059Jy sigma=0.735901 ! Inverting map ! Added new window around map position (-11.6, 10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229774 Jy ! Component: 100 - total flux cleaned = 0.00264203 Jy ! Component: 150 - total flux cleaned = 0.00285394 Jy ! Component: 200 - total flux cleaned = 0.00324295 Jy ! Total flux subtracted in 200 components = 0.00324295 Jy ! Clean residual min=-0.003821 max=0.003683 Jy/beam ! Clean residual mean=-0.000000 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.384507 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 150 components and 0.384507 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=0.033902Jy sigma=0.715150 ! Fit after self-cal, rms=0.033879Jy sigma=0.714659 ! 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=0.033879Jy sigma=0.714659 ! Fit after self-cal, rms=0.033674Jy sigma=0.710624 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8108 mas, bmaj=2.306 mas, bpa=-12.74 degrees ! Estimated noise=0.371377 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000664121 Jy ! Component: 100 - total flux cleaned = 0.000927463 Jy ! Component: 150 - total flux cleaned = 0.00117375 Jy ! Component: 200 - total flux cleaned = 0.00139931 Jy ! Total flux subtracted in 200 components = 0.00139931 Jy ! Clean residual min=-0.003391 max=0.003232 Jy/beam ! Clean residual mean=0.000001 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.385906 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 161 components and 0.385906 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=0.033103Jy sigma=0.701686 ! Fit after self-cal, rms=0.033095Jy sigma=0.701510 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 = 1.81941e-06 Jy ! Component: 100 - total flux cleaned = -0.00020349 Jy ! Component: 150 - total flux cleaned = -0.000139457 Jy ! Component: 200 - total flux cleaned = -0.000141525 Jy ! Total flux subtracted in 200 components = -0.000141525 Jy ! Clean residual min=-0.003216 max=0.003061 Jy/beam ! Clean residual mean=0.000001 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.385764 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 174 components and 0.385764 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=0.032748Jy sigma=0.695649 ! Fit after self-cal, rms=0.032737Jy sigma=0.695541 ! 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=0.032737Jy sigma=0.695541 ! Fit after self-cal, rms=0.032653Jy sigma=0.695260 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.975 mas, bmaj=2.764 mas, bpa=4.184 degrees ! Estimated noise=0.484908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000116418 Jy ! Component: 100 - total flux cleaned = -0.000143051 Jy ! Component: 150 - total flux cleaned = -0.00038388 Jy ! Component: 200 - total flux cleaned = -0.00049574 Jy ! Total flux subtracted in 200 components = -0.00049574 Jy ! Clean residual min=-0.003547 max=0.002782 Jy/beam ! Clean residual mean=0.000006 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.385269 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 188 components and 0.385269 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=0.032386Jy sigma=0.692926 ! Fit after self-cal, rms=0.032379Jy sigma=0.692491 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 = 0.000126827 Jy ! Component: 100 - total flux cleaned = 7.205e-05 Jy ! Component: 150 - total flux cleaned = 2.16781e-05 Jy ! Component: 200 - total flux cleaned = -7.38259e-05 Jy ! Total flux subtracted in 200 components = -7.38259e-05 Jy ! Clean residual min=-0.003384 max=0.002709 Jy/beam ! Clean residual mean=0.000006 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.385195 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 193 components and 0.385195 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=0.032211Jy sigma=0.691514 ! Fit after self-cal, rms=0.032208Jy sigma=0.691344 ! 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=0.8093 mas, bmaj=2.306 mas, bpa=-12.79 degrees ! Estimated noise=0.37027 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8093 x 2.306 at -12.79 degrees (North through East) ! Clean map min=-0.0050939 max=0.1664 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=0.6394 mas, bmaj=2.272 mas, bpa=-14.47 degrees ! Estimated noise=0.557838 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0971461 Jy ! Component: 100 - total flux cleaned = 0.146803 Jy ! Component: 150 - total flux cleaned = 0.18081 Jy ! Component: 200 - total flux cleaned = 0.205713 Jy ! Total flux subtracted in 200 components = 0.205713 Jy ! Clean residual min=-0.011266 max=0.015867 Jy/beam ! Clean residual mean=0.000001 rms=0.003465 Jy/beam ! Combined flux in latest and established models = 0.205713 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.205713 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8093 mas, bmaj=2.306 mas, bpa=-12.79 degrees ! Estimated noise=0.37027 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 = 0.0364524 Jy ! Component: 100 - total flux cleaned = 0.0592796 Jy ! Component: 150 - total flux cleaned = 0.0774357 Jy ! Component: 200 - total flux cleaned = 0.0925059 Jy ! Total flux subtracted in 200 components = 0.0925059 Jy ! Clean residual min=-0.010010 max=0.014408 Jy/beam ! Clean residual mean=0.000009 rms=0.003424 Jy/beam ! Combined flux in latest and established models = 0.298219 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 50 components and 0.298219 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=1.975 mas, bmaj=2.764 mas, bpa=4.184 degrees ! Estimated noise=0.484908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0251038 Jy ! Component: 100 - total flux cleaned = 0.0414153 Jy ! Component: 150 - total flux cleaned = 0.053365 Jy ! Component: 200 - total flux cleaned = 0.0623283 Jy ! Total flux subtracted in 200 components = 0.0623283 Jy ! Clean residual min=-0.007397 max=0.008415 Jy/beam ! Clean residual mean=0.000009 rms=0.002371 Jy/beam ! Combined flux in latest and established models = 0.360547 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 = 0.00682871 Jy ! Component: 100 - total flux cleaned = 0.0117123 Jy ! Component: 150 - total flux cleaned = 0.0142665 Jy ! Component: 200 - total flux cleaned = 0.0144135 Jy ! Total flux subtracted in 200 components = 0.0144135 Jy ! Clean residual min=-0.004939 max=0.004700 Jy/beam ! Clean residual mean=0.000007 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 0.374961 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 105 components and 0.374961 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8093 mas, bmaj=2.306 mas, bpa=-12.79 degrees ! Estimated noise=0.37027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193457 Jy ! Component: 100 - total flux cleaned = 0.00218137 Jy ! Component: 150 - total flux cleaned = 0.00151101 Jy ! Component: 200 - total flux cleaned = 0.00169936 Jy ! Total flux subtracted in 200 components = 0.00169936 Jy ! Clean residual min=-0.005468 max=0.006395 Jy/beam ! Clean residual mean=0.000003 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 0.37666 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 133 components and 0.37666 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=0.034999Jy sigma=0.781542 ! Fit after self-cal, rms=0.034900Jy sigma=0.769597 wmodel J2050+3127_X_map.mod ! Writing 133 model components to file: J2050+3127_X_map.mod wobs J2050+3127_X_uvs.fits ! Writing UV FITS file: J2050+3127_X_uvs.fits wwins J2050+3127_X_map.win ! wwins: Wrote 5 windows to J2050+3127_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 = 0.000724212 Jy ! Component: 100 - total flux cleaned = 0.000973077 Jy ! Component: 150 - total flux cleaned = 0.000902251 Jy ! Component: 200 - total flux cleaned = 0.00111436 Jy ! Component: 250 - total flux cleaned = 0.00151608 Jy ! Component: 300 - total flux cleaned = 0.00183339 Jy ! Component: 350 - total flux cleaned = 0.00219698 Jy ! Component: 400 - total flux cleaned = 0.0026032 Jy ! Component: 450 - total flux cleaned = 0.00299277 Jy ! Component: 500 - total flux cleaned = 0.00336749 Jy ! Component: 550 - total flux cleaned = 0.00357544 Jy ! Component: 600 - total flux cleaned = 0.00397545 Jy ! Component: 650 - total flux cleaned = 0.00431124 Jy ! Component: 700 - total flux cleaned = 0.00449736 Jy ! Component: 750 - total flux cleaned = 0.00485825 Jy ! Component: 800 - total flux cleaned = 0.00507645 Jy ! Component: 850 - total flux cleaned = 0.005289 Jy ! Component: 900 - total flux cleaned = 0.00549509 Jy ! Component: 950 - total flux cleaned = 0.00577404 Jy ! Component: 1000 - total flux cleaned = 0.00585107 Jy ! Component: 1050 - total flux cleaned = 0.00600238 Jy ! Component: 1100 - total flux cleaned = 0.00611201 Jy ! Component: 1150 - total flux cleaned = 0.0062199 Jy ! Component: 1200 - total flux cleaned = 0.00642931 Jy ! Component: 1250 - total flux cleaned = 0.00642957 Jy ! Component: 1300 - total flux cleaned = 0.0065958 Jy ! Component: 1350 - total flux cleaned = 0.00659579 Jy ! Component: 1400 - total flux cleaned = 0.0067863 Jy ! Component: 1450 - total flux cleaned = 0.00684928 Jy ! Component: 1500 - total flux cleaned = 0.00712214 Jy ! Component: 1550 - total flux cleaned = 0.0072409 Jy ! Component: 1600 - total flux cleaned = 0.00741492 Jy ! Component: 1650 - total flux cleaned = 0.00755699 Jy ! Component: 1700 - total flux cleaned = 0.0076128 Jy ! Component: 1750 - total flux cleaned = 0.00777666 Jy ! Component: 1800 - total flux cleaned = 0.00793802 Jy ! Component: 1850 - total flux cleaned = 0.00791147 Jy ! Component: 1900 - total flux cleaned = 0.00791196 Jy ! Component: 1950 - total flux cleaned = 0.00791138 Jy ! Component: 2000 - total flux cleaned = 0.00791042 Jy ! Component: 2050 - total flux cleaned = 0.00788498 Jy ! Component: 2100 - total flux cleaned = 0.0078607 Jy ! Component: 2150 - total flux cleaned = 0.00793151 Jy ! Component: 2200 - total flux cleaned = 0.00795501 Jy ! Component: 2250 - total flux cleaned = 0.00804682 Jy ! Component: 2300 - total flux cleaned = 0.00804701 Jy ! Component: 2350 - total flux cleaned = 0.00809137 Jy ! Component: 2400 - total flux cleaned = 0.00822266 Jy ! Component: 2450 - total flux cleaned = 0.00820093 Jy ! Component: 2500 - total flux cleaned = 0.00834965 Jy ! Component: 2550 - total flux cleaned = 0.00834975 Jy ! Component: 2600 - total flux cleaned = 0.00839125 Jy ! Component: 2650 - total flux cleaned = 0.00841209 Jy ! Component: 2700 - total flux cleaned = 0.00847267 Jy ! Component: 2750 - total flux cleaned = 0.00855133 Jy ! Component: 2800 - total flux cleaned = 0.00859009 Jy ! Component: 2850 - total flux cleaned = 0.00862822 Jy ! Component: 2900 - total flux cleaned = 0.00868542 Jy ! Component: 2950 - total flux cleaned = 0.0087606 Jy ! Component: 3000 - total flux cleaned = 0.00883504 Jy ! Component: 3050 - total flux cleaned = 0.00892629 Jy ! Component: 3100 - total flux cleaned = 0.0089986 Jy ! Component: 3150 - total flux cleaned = 0.00903424 Jy ! Component: 3200 - total flux cleaned = 0.0091399 Jy ! Component: 3250 - total flux cleaned = 0.00929628 Jy ! Component: 3300 - total flux cleaned = 0.00938202 Jy ! Component: 3350 - total flux cleaned = 0.00946709 Jy ! Component: 3400 - total flux cleaned = 0.00958448 Jy ! Component: 3450 - total flux cleaned = 0.00965066 Jy ! Component: 3500 - total flux cleaned = 0.00974886 Jy ! Component: 3550 - total flux cleaned = 0.00984604 Jy ! Component: 3600 - total flux cleaned = 0.00995809 Jy ! Component: 3650 - total flux cleaned = 0.0100532 Jy ! Component: 3700 - total flux cleaned = 0.0101784 Jy ! Component: 3750 - total flux cleaned = 0.0102403 Jy ! Component: 3800 - total flux cleaned = 0.0103628 Jy ! Component: 3850 - total flux cleaned = 0.0104841 Jy ! Component: 3900 - total flux cleaned = 0.0105443 Jy ! Component: 3950 - total flux cleaned = 0.0106334 Jy ! Component: 4000 - total flux cleaned = 0.0107365 Jy ! Component: 4050 - total flux cleaned = 0.0108676 Jy ! Total flux subtracted in 4096 components = 0.0109399 Jy ! Clean residual min=-0.000910 max=0.000851 Jy/beam ! Clean residual mean=0.000002 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.3876 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 400 components and 0.3876 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2050+3127_X_20180714_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8093 x 2.306 at -12.79 degrees (North through East) ! Clean map min=-0.0026083 max=0.16417 Jy/beam ! Writing clean map to FITS file: .//J2050+3127_X_20180714_map.fits wmodel .//J2050+3127_X_20180714_map.mod ! Writing 400 model components to file: .//J2050+3127_X_20180714_map.mod wobs .//J2050+3127_X_20180714_uvs.fits ! Writing UV FITS file: .//J2050+3127_X_20180714_uvs.fits wwins .//J2050+3127_X_20180714_map.win ! wwins: Wrote 6 windows to .//J2050+3127_X_20180714_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.164173 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000244055 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.44597 0.44597 0.89194 1.78388 3.56776 7.13552 14.271 28.5421 57.0842 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.164 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 672.69 quit ! Quitting program ! Log file .//J2050+3127_X_20180714_dfm.log closed on Sat Jul 28 19:29:36 2018