! Started logfile: /vlbi/sb072/temp_maps//J1724+1648_C_dfm.log on Tue Mar 5 23:22:11 2019 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 /vlbi/sb072/temp_maps//J1724+1648_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1724+1648_C_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1724+1648 ! ! 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 896 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 J1724+1648_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=1.000733Jy sigma=43.457441 ! Fit after self-cal, rms=0.835492Jy sigma=36.457195 ! 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=1.532 mas, bmaj=3.948 mas, bpa=23.48 degrees ! Estimated noise=0.766635 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 = 0.125559 Jy ! Component: 100 - total flux cleaned = 0.152961 Jy ! Total flux subtracted in 100 components = 0.152961 Jy ! Clean residual min=-0.005549 max=0.007715 Jy/beam ! Clean residual mean=-0.000002 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.152961 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.152961 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=0.025921Jy sigma=1.098946 ! Fit after self-cal, rms=0.025909Jy sigma=1.098385 ! 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=1.859 mas, bmaj=4.239 mas, bpa=22.26 degrees ! Estimated noise=0.558703 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 = 0.0114214 Jy ! Component: 100 - total flux cleaned = 0.0174987 Jy ! Component: 150 - total flux cleaned = 0.0215405 Jy ! Component: 200 - total flux cleaned = 0.0243457 Jy ! Total flux subtracted in 200 components = 0.0243457 Jy ! Clean residual min=-0.004990 max=0.004053 Jy/beam ! Clean residual mean=0.000000 rms=0.001244 Jy/beam ! Combined flux in latest and established models = 0.177307 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 36 components and 0.177307 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=0.020298Jy sigma=0.839304 ! Fit after self-cal, rms=0.020280Jy sigma=0.838688 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.859 x 4.239 at 22.26 degrees (North through East) ! Clean map min=-0.004806 max=0.16359 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 LA 1.06 MK 1.01 ! NL 1.06 OV 1.00 PT 0.91 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 LA 1.07 MK 0.99 ! NL 1.05 OV 1.02 PT 0.92 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 LA 1.04 MK 1.04 ! NL 1.03 OV 1.04 PT 0.94 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 LA 1.04 MK 1.00 ! NL 1.10 OV 1.03 PT 0.80 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 LA 1.06 MK 1.02 ! NL 1.02 OV 0.98 PT 0.92 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 LA 1.05 MK 1.00 ! NL 1.04 OV 0.99 PT 0.93 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 LA 1.02 MK 1.01 ! NL 1.04 OV 0.97 PT 0.93 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 LA 1.02 MK 1.03 ! NL 1.03 OV 0.98 PT 0.91 SC 1.01 ! ! ! Fit before self-cal, rms=0.020280Jy sigma=0.838688 ! Fit after self-cal, rms=0.015887Jy sigma=0.623743 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.87 mas, bmaj=4.289 mas, bpa=22.24 degrees ! Estimated noise=0.55741 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 = -0.000674297 Jy ! Component: 100 - total flux cleaned = -0.000810046 Jy ! Component: 150 - total flux cleaned = -0.00091068 Jy ! Component: 200 - total flux cleaned = -0.000894396 Jy ! Total flux subtracted in 200 components = -0.000894396 Jy ! Clean residual min=-0.001580 max=0.001774 Jy/beam ! Clean residual mean=-0.000000 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.176413 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 0.176413 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=0.015767Jy sigma=0.618563 ! Fit after self-cal, rms=0.015762Jy sigma=0.618058 ! 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=0.015762Jy sigma=0.618058 ! Fit after self-cal, rms=0.015754Jy sigma=0.617560 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.871 mas, bmaj=4.295 mas, bpa=22.26 degrees ! Estimated noise=0.557214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000250935 Jy ! Component: 100 - total flux cleaned = -0.00034901 Jy ! Component: 150 - total flux cleaned = -0.000423312 Jy ! Component: 200 - total flux cleaned = -0.000423004 Jy ! Total flux subtracted in 200 components = -0.000423004 Jy ! Clean residual min=-0.001473 max=0.001689 Jy/beam ! Clean residual mean=-0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.17599 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 0.17599 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=0.015718Jy sigma=0.615795 ! Fit after self-cal, rms=0.015710Jy sigma=0.615615 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 (-38.7, -66.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151427 Jy ! Component: 100 - total flux cleaned = 0.00213071 Jy ! Component: 150 - total flux cleaned = 0.0023613 Jy ! Component: 200 - total flux cleaned = 0.00257189 Jy ! Total flux subtracted in 200 components = 0.00257189 Jy ! Clean residual min=-0.001359 max=0.001410 Jy/beam ! Clean residual mean=0.000000 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.178561 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.178561 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=0.015521Jy sigma=0.608749 ! Fit after self-cal, rms=0.015517Jy sigma=0.608563 ! Inverting map ! Added new window around map position (-43.5, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000832126 Jy ! Component: 100 - total flux cleaned = 0.000892203 Jy ! Component: 150 - total flux cleaned = 0.00112389 Jy ! Component: 200 - total flux cleaned = 0.00130746 Jy ! Total flux subtracted in 200 components = 0.00130746 Jy ! Clean residual min=-0.001270 max=0.001149 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.179869 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 0.179869 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=0.015367Jy sigma=0.602592 ! Fit after self-cal, rms=0.015361Jy sigma=0.602413 ! 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=0.015361Jy sigma=0.602413 ! Fit after self-cal, rms=0.015314Jy sigma=0.601749 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.871 mas, bmaj=4.298 mas, bpa=22.29 degrees ! Estimated noise=0.556263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000327039 Jy ! Component: 100 - total flux cleaned = 0.000494132 Jy ! Component: 150 - total flux cleaned = 0.000608104 Jy ! Component: 200 - total flux cleaned = 0.000712534 Jy ! Total flux subtracted in 200 components = 0.000712534 Jy ! Clean residual min=-0.001218 max=0.001022 Jy/beam ! Clean residual mean=0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.180581 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 108 components and 0.180581 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=0.015260Jy sigma=0.599810 ! Fit after self-cal, rms=0.015258Jy sigma=0.599756 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 = 8.54998e-05 Jy ! Component: 100 - total flux cleaned = 0.000179498 Jy ! Component: 150 - total flux cleaned = 0.000252254 Jy ! Component: 200 - total flux cleaned = 0.000333666 Jy ! Total flux subtracted in 200 components = 0.000333666 Jy ! Clean residual min=-0.001207 max=0.000990 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.180915 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 122 components and 0.180915 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=0.015228Jy sigma=0.598687 ! Fit after self-cal, rms=0.015228Jy sigma=0.598663 ! 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=0.015228Jy sigma=0.598663 ! Fit after self-cal, rms=0.015215Jy sigma=0.598513 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.905 mas, bmaj=5.414 mas, bpa=4.174 degrees ! Estimated noise=0.654777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.54082e-05 Jy ! Component: 100 - total flux cleaned = 0.00030342 Jy ! Component: 150 - total flux cleaned = 0.000478147 Jy ! Component: 200 - total flux cleaned = 0.000599567 Jy ! Total flux subtracted in 200 components = 0.000599567 Jy ! Clean residual min=-0.001135 max=0.001023 Jy/beam ! Clean residual mean=0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.181515 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 135 components and 0.181515 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=0.015201Jy sigma=0.598140 ! Fit after self-cal, rms=0.015197Jy sigma=0.598024 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 = 8.30118e-06 Jy ! Component: 100 - total flux cleaned = 0.00013778 Jy ! Component: 150 - total flux cleaned = 0.000192882 Jy ! Component: 200 - total flux cleaned = 0.000259251 Jy ! Total flux subtracted in 200 components = 0.000259251 Jy ! Clean residual min=-0.001097 max=0.001010 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.181774 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 148 components and 0.181774 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=0.015191Jy sigma=0.597839 ! Fit after self-cal, rms=0.015187Jy sigma=0.597739 ! 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=1.872 mas, bmaj=4.298 mas, bpa=22.29 degrees ! Estimated noise=0.556075 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.872 x 4.298 at 22.29 degrees (North through East) ! Clean map min=-0.0010734 max=0.16259 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=1.536 mas, bmaj=3.986 mas, bpa=23.52 degrees ! Estimated noise=0.772853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.126569 Jy ! Component: 100 - total flux cleaned = 0.154212 Jy ! Component: 150 - total flux cleaned = 0.161551 Jy ! Component: 200 - total flux cleaned = 0.165438 Jy ! Total flux subtracted in 200 components = 0.165438 Jy ! Clean residual min=-0.002262 max=0.002986 Jy/beam ! Clean residual mean=-0.000000 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.165438 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.165438 Jy ! Inverting map and beam ! Estimated beam: bmin=1.872 mas, bmaj=4.298 mas, bpa=22.29 degrees ! Estimated noise=0.556075 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) ! Added new window around map position (-2.1, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0039683 Jy ! Component: 100 - total flux cleaned = 0.00585426 Jy ! Component: 150 - total flux cleaned = 0.00720841 Jy ! Component: 200 - total flux cleaned = 0.00839256 Jy ! Total flux subtracted in 200 components = 0.00839256 Jy ! Clean residual min=-0.001500 max=0.001333 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.173831 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 44 components and 0.173831 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=3.905 mas, bmaj=5.414 mas, bpa=4.174 degrees ! Estimated noise=0.654777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154395 Jy ! Component: 100 - total flux cleaned = 0.00263551 Jy ! Component: 150 - total flux cleaned = 0.00353124 Jy ! Component: 200 - total flux cleaned = 0.0041134 Jy ! Total flux subtracted in 200 components = 0.0041134 Jy ! Clean residual min=-0.001254 max=0.001113 Jy/beam ! Clean residual mean=-0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.177944 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 = 0.000517351 Jy ! Component: 100 - total flux cleaned = 0.00098062 Jy ! Component: 150 - total flux cleaned = 0.0013969 Jy ! Component: 200 - total flux cleaned = 0.00175281 Jy ! Total flux subtracted in 200 components = 0.00175281 Jy ! Clean residual min=-0.001138 max=0.000957 Jy/beam ! Clean residual mean=-0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.179697 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 113 components and 0.179697 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.872 mas, bmaj=4.298 mas, bpa=22.29 degrees ! Estimated noise=0.556075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.31158e-05 Jy ! Component: 100 - total flux cleaned = 0.000139696 Jy ! Component: 150 - total flux cleaned = 0.000333889 Jy ! Component: 200 - total flux cleaned = 0.000485493 Jy ! Total flux subtracted in 200 components = 0.000485493 Jy ! Clean residual min=-0.001195 max=0.001062 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.180182 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 139 components and 0.180182 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=0.015226Jy sigma=0.599576 ! Fit after self-cal, rms=0.015220Jy sigma=0.599416 wmodel J1724+1648_C_map.mod ! Writing 139 model components to file: J1724+1648_C_map.mod wobs J1724+1648_C_uvs.fits ! Writing UV FITS file: J1724+1648_C_uvs.fits wwins J1724+1648_C_map.win ! wwins: Wrote 4 windows to J1724+1648_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 = -0.000259037 Jy ! Component: 100 - total flux cleaned = -0.000275923 Jy ! Component: 150 - total flux cleaned = -0.000429198 Jy ! Component: 200 - total flux cleaned = -0.000461625 Jy ! Component: 250 - total flux cleaned = -0.000508394 Jy ! Component: 300 - total flux cleaned = -0.000523518 Jy ! Component: 350 - total flux cleaned = -0.000465401 Jy ! Component: 400 - total flux cleaned = -0.000409215 Jy ! Component: 450 - total flux cleaned = -0.000326974 Jy ! Component: 500 - total flux cleaned = -0.000220167 Jy ! Component: 550 - total flux cleaned = -0.000154969 Jy ! Component: 600 - total flux cleaned = -6.55416e-05 Jy ! Component: 650 - total flux cleaned = 9.59276e-06 Jy ! Component: 700 - total flux cleaned = 8.27901e-05 Jy ! Component: 750 - total flux cleaned = 0.000118852 Jy ! Component: 800 - total flux cleaned = 0.000212898 Jy ! Component: 850 - total flux cleaned = 0.000270332 Jy ! Component: 900 - total flux cleaned = 0.000327121 Jy ! Component: 950 - total flux cleaned = 0.000416079 Jy ! Component: 1000 - total flux cleaned = 0.000448801 Jy ! Component: 1050 - total flux cleaned = 0.000523977 Jy ! Component: 1100 - total flux cleaned = 0.000545176 Jy ! Component: 1150 - total flux cleaned = 0.000617969 Jy ! Component: 1200 - total flux cleaned = 0.000669128 Jy ! Component: 1250 - total flux cleaned = 0.000739663 Jy ! Component: 1300 - total flux cleaned = 0.000779418 Jy ! Component: 1350 - total flux cleaned = 0.000799121 Jy ! Component: 1400 - total flux cleaned = 0.000828036 Jy ! Component: 1450 - total flux cleaned = 0.000837618 Jy ! Component: 1500 - total flux cleaned = 0.000818854 Jy ! Component: 1550 - total flux cleaned = 0.000837614 Jy ! Component: 1600 - total flux cleaned = 0.000856032 Jy ! Component: 1650 - total flux cleaned = 0.000846828 Jy ! Component: 1700 - total flux cleaned = 0.000846876 Jy ! Component: 1750 - total flux cleaned = 0.000873412 Jy ! Component: 1800 - total flux cleaned = 0.000873508 Jy ! Component: 1850 - total flux cleaned = 0.000925687 Jy ! Component: 1900 - total flux cleaned = 0.000934271 Jy ! Component: 1950 - total flux cleaned = 0.000934206 Jy ! Component: 2000 - total flux cleaned = 0.000908999 Jy ! Component: 2050 - total flux cleaned = 0.000892393 Jy ! Component: 2100 - total flux cleaned = 0.000925481 Jy ! Component: 2150 - total flux cleaned = 0.000900852 Jy ! Component: 2200 - total flux cleaned = 0.00090083 Jy ! Component: 2250 - total flux cleaned = 0.000908917 Jy ! Component: 2300 - total flux cleaned = 0.000900882 Jy ! Component: 2350 - total flux cleaned = 0.000892917 Jy ! Component: 2400 - total flux cleaned = 0.000893043 Jy ! Component: 2450 - total flux cleaned = 0.000885307 Jy ! Component: 2500 - total flux cleaned = 0.000869866 Jy ! Component: 2550 - total flux cleaned = 0.000893014 Jy ! Component: 2600 - total flux cleaned = 0.000885338 Jy ! Component: 2650 - total flux cleaned = 0.000885313 Jy ! Component: 2700 - total flux cleaned = 0.000870232 Jy ! Component: 2750 - total flux cleaned = 0.0008702 Jy ! Component: 2800 - total flux cleaned = 0.000870208 Jy ! Component: 2850 - total flux cleaned = 0.000862854 Jy ! Component: 2900 - total flux cleaned = 0.000862849 Jy ! Component: 2950 - total flux cleaned = 0.000877524 Jy ! Component: 3000 - total flux cleaned = 0.000884773 Jy ! Component: 3050 - total flux cleaned = 0.000884774 Jy ! Component: 3100 - total flux cleaned = 0.000877523 Jy ! Component: 3150 - total flux cleaned = 0.000884629 Jy ! Component: 3200 - total flux cleaned = 0.000870437 Jy ! Component: 3250 - total flux cleaned = 0.000898653 Jy ! Component: 3300 - total flux cleaned = 0.000884597 Jy ! Component: 3350 - total flux cleaned = 0.000912558 Jy ! Component: 3400 - total flux cleaned = 0.000933405 Jy ! Component: 3450 - total flux cleaned = 0.000940351 Jy ! Component: 3500 - total flux cleaned = 0.000974775 Jy ! Component: 3550 - total flux cleaned = 0.0009885 Jy ! Component: 3600 - total flux cleaned = 0.00100902 Jy ! Component: 3650 - total flux cleaned = 0.00103626 Jy ! Component: 3700 - total flux cleaned = 0.00106334 Jy ! Component: 3750 - total flux cleaned = 0.00108357 Jy ! Component: 3800 - total flux cleaned = 0.00111049 Jy ! Component: 3850 - total flux cleaned = 0.00114397 Jy ! Component: 3900 - total flux cleaned = 0.00116399 Jy ! Component: 3950 - total flux cleaned = 0.00119058 Jy ! Component: 4000 - total flux cleaned = 0.00123033 Jy ! Component: 4050 - total flux cleaned = 0.00123695 Jy ! Total flux subtracted in 4096 components = 0.00128294 Jy ! Clean residual min=-0.000366 max=0.000437 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.181465 Jy keep ! Adding 232 model components to the UV plane model. ! The established model now contains 371 components and 0.181465 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1724+1648_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.872 x 4.298 at 22.29 degrees (North through East) ! Clean map min=-0.00079522 max=0.16318 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1724+1648_C_map.fits wmodel /vlbi/sb072/temp_maps//J1724+1648_C_map.mod ! Writing 371 model components to file: /vlbi/sb072/temp_maps//J1724+1648_C_map.mod wobs /vlbi/sb072/temp_maps//J1724+1648_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1724+1648_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1724+1648_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1724+1648_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.163183 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00010549 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.193936 0.193936 0.387871 0.775743 1.55149 3.10297 6.20594 12.4119 24.8238 49.6475 99.2951 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.163 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1546.9 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1724+1648_C_dfm.log closed on Tue Mar 5 23:22:16 2019