! Started logfile: /image_prod/ug002_uvm//J1848+3219_S_a_dfm.log on Wed Mar 4 17:36:27 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uvm//J1848+3219_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1848+3219_S_a_uvm.fits ! AN table 1: 30 integrations on 45 of 45 possible baselines. ! AN table 2: 6 integrations on 21 of 21 possible baselines. ! AN table 3: 6 integrations on 21 of 21 possible baselines. ! AN table 4: 18 integrations on 36 of 36 possible baselines. ! AN table 5: 25 integrations on 28 of 28 possible baselines. ! AN table 6: 6 integrations on 15 of 15 possible baselines. ! AN table 7: 12 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.787888 visibilities/baseline/integration-bin. ! Found source: J1848+3219 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 7611 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1848+3219_S_a] 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 0.500x0.500 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 41 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 7 telescope corrections were flagged in sub-array 3. ! A total of 33 telescope corrections were flagged in sub-array 4. ! A total of 12 telescope corrections were flagged in sub-array 5. ! A total of 3 telescope corrections were flagged in sub-array 6. ! A total of 12 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 41 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 7 telescope corrections were flagged in sub-array 3. ! A total of 33 telescope corrections were flagged in sub-array 4. ! A total of 12 telescope corrections were flagged in sub-array 5. ! A total of 3 telescope corrections were flagged in sub-array 6. ! A total of 12 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 41 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 7 telescope corrections were flagged in sub-array 3. ! A total of 33 telescope corrections were flagged in sub-array 4. ! A total of 12 telescope corrections were flagged in sub-array 5. ! A total of 3 telescope corrections were flagged in sub-array 6. ! A total of 12 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.133682Jy sigma=8.461826 ! Fit after self-cal, rms=0.476204Jy sigma=3.554385 ! 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=2.862 mas, bmaj=5.084 mas, bpa=-5.116 degrees ! Estimated noise=1.46109 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 = 0.417707 Jy ! Component: 100 - total flux cleaned = 0.509137 Jy ! Total flux subtracted in 100 components = 0.509137 Jy ! Clean residual min=-0.015771 max=0.027584 Jy/beam ! Clean residual mean=-0.000009 rms=0.003689 Jy/beam ! Combined flux in latest and established models = 0.509137 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.509137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.151415Jy sigma=0.985727 ! Fit after self-cal, rms=0.151419Jy sigma=0.985654 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0281991 Jy ! Component: 100 - total flux cleaned = 0.0429642 Jy ! Total flux subtracted in 100 components = 0.0429642 Jy ! Clean residual min=-0.016067 max=0.013205 Jy/beam ! Clean residual mean=-0.000014 rms=0.003428 Jy/beam ! Combined flux in latest and established models = 0.552101 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.552101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.144745Jy sigma=0.929871 ! Fit after self-cal, rms=0.144740Jy sigma=0.929784 ! 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=3.552 mas, bmaj=6.075 mas, bpa=-2.03 degrees ! Estimated noise=1.13222 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 = 0.0107966 Jy ! Component: 100 - total flux cleaned = 0.0162247 Jy ! Component: 150 - total flux cleaned = 0.0177377 Jy ! Component: 200 - total flux cleaned = 0.0181698 Jy ! Total flux subtracted in 200 components = 0.0181698 Jy ! Clean residual min=-0.015868 max=0.011891 Jy/beam ! Clean residual mean=-0.000019 rms=0.003325 Jy/beam ! Combined flux in latest and established models = 0.570271 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 36 components and 0.570271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.143815Jy sigma=0.922945 ! Fit after self-cal, rms=0.143806Jy sigma=0.922819 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.552 x 6.075 at -2.03 degrees (North through East) ! Clean map min=-0.015406 max=0.54228 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.99 KP 0.98 ! LA 1.04 MK 1.01 NL 1.03 OV 0.84 ! PT 1.04 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.07 KP 1.02 LA 1.13 ! MK 1.03 OV 0.85 PT 1.08 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.08 HN 0.95 KP 1.04 ! LA 1.08 OV 0.86 SC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.95 HN 0.99 KP 1.04 ! LA 1.02 MK 0.97 OV 0.91 PT 1.09 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.05 FD 0.99 HN 0.97 KP 1.00 ! MK 0.97 NL 1.05 OV 0.88 SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 1.00 HN 1.04 KP 1.02 MK 1.13 ! NL 1.00 SC 1.07 ! ! Telescope amplitude corrections in sub-array 7: ! BR 0.99 FD 1.00 HN 1.03 KP 0.99 ! NL 1.26 OV 0.93 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.98 KP 1.01 ! LA 1.01 MK 0.98 NL 0.87 OV 1.03 ! PT 1.01 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.07 KP 1.06 LA 1.10 ! MK 1.03 OV 0.96 PT 1.07 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.06 HN 0.96 KP 1.07 ! LA 1.10 OV 0.94 SC 0.74 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.87 FD 1.02 HN 0.98 KP 1.04 ! LA 1.06 MK 1.00 OV 0.94 PT 1.05 ! SC 1.40 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.04 FD 1.01 HN 0.99 KP 1.00 ! MK 1.05 NL 1.09 OV 0.90 SC 1.17 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 1.01 HN 1.05 KP 1.05 MK 1.17 ! NL 1.16 SC 1.23 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.38 FD 1.02 HN 1.01 KP 1.01 ! NL 1.66 OV 0.90 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.02 KP 1.00 ! LA 1.03 MK 1.00 NL 0.91 OV 0.84 ! PT 1.03 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.05 KP 1.07 LA 1.06 ! MK 0.96 OV 0.95 PT 1.07 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.04 HN 0.94 KP 1.07 ! LA 1.05 OV 0.95 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.01 HN 1.01 KP 1.02 ! LA 1.01 MK 1.03 OV 0.89 PT 1.10 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.07 FD 1.02 HN 0.97 KP 1.01 ! MK 1.04 NL 1.04 OV 0.89 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 1.00 HN 1.03 KP 1.03 MK 1.14 ! NL 0.86 SC 1.01 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.08 FD 1.00 HN 1.00 KP 1.00 ! NL 1.31 OV 0.92 ! ! ! Fit before self-cal, rms=0.143806Jy sigma=0.922819 ! Fit after self-cal, rms=0.126606Jy sigma=0.816905 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.57 mas, bmaj=6.085 mas, bpa=-2.442 degrees ! Estimated noise=1.13603 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 = -0.00148324 Jy ! Component: 100 - total flux cleaned = -0.00107 Jy ! Component: 150 - total flux cleaned = -0.000889852 Jy ! Component: 200 - total flux cleaned = -0.0007209 Jy ! Total flux subtracted in 200 components = -0.0007209 Jy ! Clean residual min=-0.012579 max=0.011549 Jy/beam ! Clean residual mean=-0.000020 rms=0.002927 Jy/beam ! Combined flux in latest and established models = 0.56955 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.56955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126424Jy sigma=0.815656 ! Fit after self-cal, rms=0.126435Jy sigma=0.815509 ! 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. ! ! Fit before self-cal, rms=0.126435Jy sigma=0.815509 ! Fit after self-cal, rms=0.267908Jy sigma=0.541744 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.555 mas, bmaj=6.087 mas, bpa=-2.001 degrees ! Estimated noise=1.14818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00798935 Jy ! Component: 100 - total flux cleaned = 0.0105328 Jy ! Component: 150 - total flux cleaned = 0.0108046 Jy ! Component: 200 - total flux cleaned = 0.0106708 Jy ! Total flux subtracted in 200 components = 0.0106708 Jy ! Clean residual min=-0.005204 max=0.005318 Jy/beam ! Clean residual mean=-0.000012 rms=0.001327 Jy/beam ! Combined flux in latest and established models = 0.580221 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.580221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.266930Jy sigma=0.539561 ! Fit after self-cal, rms=0.267194Jy sigma=0.539139 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 = -0.000106504 Jy ! Component: 100 - total flux cleaned = -0.000155236 Jy ! Component: 150 - total flux cleaned = -0.00019655 Jy ! Component: 200 - total flux cleaned = -0.000232918 Jy ! Total flux subtracted in 200 components = -0.000232918 Jy ! Clean residual min=-0.005301 max=0.005330 Jy/beam ! Clean residual mean=-0.000012 rms=0.001326 Jy/beam ! Combined flux in latest and established models = 0.579988 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 60 components and 0.579988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.267108Jy sigma=0.539029 ! Fit after self-cal, rms=0.267110Jy sigma=0.539007 ! 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. ! ! Fit before self-cal, rms=0.267110Jy sigma=0.539007 ! Fit after self-cal, rms=0.120040Jy sigma=0.439647 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.544 mas, bmaj=6.093 mas, bpa=-1.815 degrees ! Estimated noise=1.14978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211326 Jy ! Component: 100 - total flux cleaned = 0.00224663 Jy ! Component: 150 - total flux cleaned = 0.00224724 Jy ! Component: 200 - total flux cleaned = 0.00224719 Jy ! Total flux subtracted in 200 components = 0.00224719 Jy ! Clean residual min=-0.002758 max=0.004600 Jy/beam ! Clean residual mean=0.000008 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 0.582235 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 63 components and 0.582235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.119966Jy sigma=0.438789 ! Fit after self-cal, rms=0.120037Jy sigma=0.438680 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 (-2.5, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00462893 Jy ! Component: 100 - total flux cleaned = 0.0065921 Jy ! Component: 150 - total flux cleaned = 0.00721116 Jy ! Component: 200 - total flux cleaned = 0.00747486 Jy ! Total flux subtracted in 200 components = 0.00747486 Jy ! Clean residual min=-0.002481 max=0.002620 Jy/beam ! Clean residual mean=0.000006 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.58971 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 0.58971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.119827Jy sigma=0.435653 ! Fit after self-cal, rms=0.119827Jy sigma=0.435382 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.119827Jy sigma=0.435382 ! Fit after self-cal, rms=0.120230Jy sigma=0.434843 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.531 mas, bmaj=9.332 mas, bpa=0.1707 degrees ! Estimated noise=1.4342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281935 Jy ! Component: 100 - total flux cleaned = 0.00426214 Jy ! Component: 150 - total flux cleaned = 0.00514177 Jy ! Component: 200 - total flux cleaned = 0.00561599 Jy ! Total flux subtracted in 200 components = 0.00561599 Jy ! Clean residual min=-0.002367 max=0.002605 Jy/beam ! Clean residual mean=0.000010 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.595326 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 111 components and 0.595326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.120194Jy sigma=0.434212 ! Fit after self-cal, rms=0.120191Jy sigma=0.434129 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 = 0.000646971 Jy ! Component: 100 - total flux cleaned = 0.000813294 Jy ! Component: 150 - total flux cleaned = 0.000865723 Jy ! Component: 200 - total flux cleaned = 0.000912306 Jy ! Total flux subtracted in 200 components = 0.000912306 Jy ! Clean residual min=-0.002387 max=0.002490 Jy/beam ! Clean residual mean=0.000009 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.596239 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 121 components and 0.596238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.120181Jy sigma=0.433993 ! Fit after self-cal, rms=0.120181Jy sigma=0.433984 ! 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=3.537 mas, bmaj=6.09 mas, bpa=-1.804 degrees ! Estimated noise=1.15108 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.537 x 6.09 at -1.804 degrees (North through East) ! Clean map min=-0.002252 max=0.55031 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.120181Jy sigma=0.433984 ! Fit after self-cal, rms=0.144586Jy sigma=0.387312 ! Inverting map and beam ! Estimated beam: bmin=3.536 mas, bmaj=6.089 mas, bpa=-1.811 degrees ! Estimated noise=1.15254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139967 Jy ! Component: 100 - total flux cleaned = 0.00210852 Jy ! Component: 150 - total flux cleaned = 0.00236547 Jy ! Component: 200 - total flux cleaned = 0.00250515 Jy ! Total flux subtracted in 200 components = 0.00250515 Jy ! Clean residual min=-0.002482 max=0.001918 Jy/beam ! Clean residual mean=0.000005 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.598744 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 126 components and 0.598744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.144542Jy sigma=0.386524 ! Fit after self-cal, rms=0.144538Jy sigma=0.386499 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000226981 Jy ! Component: 100 - total flux cleaned = 0.000270026 Jy ! Component: 150 - total flux cleaned = 0.000349699 Jy ! Component: 200 - total flux cleaned = 0.000386934 Jy ! Total flux subtracted in 200 components = 0.000386934 Jy ! Clean residual min=-0.002456 max=0.001836 Jy/beam ! Clean residual mean=0.000005 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.599131 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 131 components and 0.599131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.144517Jy sigma=0.386107 ! Fit after self-cal, rms=0.144514Jy sigma=0.386095 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.144514Jy sigma=0.386095 ! Fit after self-cal, rms=0.144749Jy sigma=0.385935 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=2.851 mas, bmaj=5.081 mas, bpa=-4.577 degrees ! Estimated noise=1.48445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.423728 Jy ! Component: 100 - total flux cleaned = 0.517202 Jy ! Component: 150 - total flux cleaned = 0.547323 Jy ! Component: 200 - total flux cleaned = 0.563476 Jy ! Total flux subtracted in 200 components = 0.563476 Jy ! Clean residual min=-0.003932 max=0.008078 Jy/beam ! Clean residual mean=0.000008 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.563476 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.563476 Jy ! Inverting map and beam ! Estimated beam: bmin=3.532 mas, bmaj=6.089 mas, bpa=-1.787 degrees ! Estimated noise=1.15391 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 = 0.0123331 Jy ! Component: 100 - total flux cleaned = 0.0199968 Jy ! Component: 150 - total flux cleaned = 0.0251637 Jy ! Component: 200 - total flux cleaned = 0.0290006 Jy ! Total flux subtracted in 200 components = 0.0290006 Jy ! Clean residual min=-0.002581 max=0.002582 Jy/beam ! Clean residual mean=0.000007 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.592477 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 42 components and 0.592477 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.523 mas, bmaj=9.332 mas, bpa=0.2369 degrees ! Estimated noise=1.43951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384255 Jy ! Component: 100 - total flux cleaned = 0.0060177 Jy ! Component: 150 - total flux cleaned = 0.00737974 Jy ! Component: 200 - total flux cleaned = 0.00826615 Jy ! Total flux subtracted in 200 components = 0.00826615 Jy ! Clean residual min=-0.002697 max=0.002243 Jy/beam ! Clean residual mean=0.000009 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.600743 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 = 0.000594123 Jy ! Component: 100 - total flux cleaned = 0.000959044 Jy ! Component: 150 - total flux cleaned = 0.00101349 Jy ! Component: 200 - total flux cleaned = 0.0010257 Jy ! Total flux subtracted in 200 components = 0.0010257 Jy ! Clean residual min=-0.002652 max=0.002274 Jy/beam ! Clean residual mean=0.000009 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.601769 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 98 components and 0.601768 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.532 mas, bmaj=6.089 mas, bpa=-1.787 degrees ! Estimated noise=1.15391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.60723e-05 Jy ! Component: 100 - total flux cleaned = -0.000186539 Jy ! Component: 150 - total flux cleaned = -0.000242166 Jy ! Component: 200 - total flux cleaned = -0.000189212 Jy ! Total flux subtracted in 200 components = -0.000189212 Jy ! Clean residual min=-0.002439 max=0.002052 Jy/beam ! Clean residual mean=0.000004 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.601579 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 107 components and 0.601579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.144781Jy sigma=0.386698 ! Fit after self-cal, rms=0.144770Jy sigma=0.386580 wmodel J1848+3219_S_a_map.mod ! Writing 107 model components to file: J1848+3219_S_a_map.mod wobs J1848+3219_S_a_uvs.fits ! Writing UV FITS file: J1848+3219_S_a_uvs.fits wwins J1848+3219_S_a_map.win ! wwins: Wrote 2 windows to J1848+3219_S_a_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 = -0.000562021 Jy ! Component: 100 - total flux cleaned = -0.000634106 Jy ! Component: 150 - total flux cleaned = -0.000734753 Jy ! Component: 200 - total flux cleaned = -0.000800186 Jy ! Component: 250 - total flux cleaned = -0.000800146 Jy ! Component: 300 - total flux cleaned = -0.000737409 Jy ! Component: 350 - total flux cleaned = -0.000767744 Jy ! Component: 400 - total flux cleaned = -0.000737915 Jy ! Component: 450 - total flux cleaned = -0.000827042 Jy ! Component: 500 - total flux cleaned = -0.000827288 Jy ! Component: 550 - total flux cleaned = -0.000827369 Jy ! Component: 600 - total flux cleaned = -0.000941924 Jy ! Component: 650 - total flux cleaned = -0.000913526 Jy ! Component: 700 - total flux cleaned = -0.000997256 Jy ! Component: 750 - total flux cleaned = -0.000914299 Jy ! Component: 800 - total flux cleaned = -0.0010515 Jy ! Component: 850 - total flux cleaned = -0.00102442 Jy ! Component: 900 - total flux cleaned = -0.00115895 Jy ! Component: 950 - total flux cleaned = -0.00123824 Jy ! Component: 1000 - total flux cleaned = -0.00118557 Jy ! Component: 1050 - total flux cleaned = -0.00121154 Jy ! Component: 1100 - total flux cleaned = -0.00123732 Jy ! Component: 1150 - total flux cleaned = -0.00123716 Jy ! Component: 1200 - total flux cleaned = -0.0013136 Jy ! Component: 1250 - total flux cleaned = -0.00123799 Jy ! Component: 1300 - total flux cleaned = -0.00131318 Jy ! Component: 1350 - total flux cleaned = -0.00131337 Jy ! Component: 1400 - total flux cleaned = -0.00136265 Jy ! Component: 1450 - total flux cleaned = -0.00138694 Jy ! Component: 1500 - total flux cleaned = -0.00131399 Jy ! Component: 1550 - total flux cleaned = -0.00126593 Jy ! Component: 1600 - total flux cleaned = -0.00128977 Jy ! Component: 1650 - total flux cleaned = -0.00124257 Jy ! Component: 1700 - total flux cleaned = -0.00128964 Jy ! Component: 1750 - total flux cleaned = -0.00121973 Jy ! Component: 1800 - total flux cleaned = -0.00119646 Jy ! Component: 1850 - total flux cleaned = -0.00124266 Jy ! Component: 1900 - total flux cleaned = -0.00124246 Jy ! Component: 1950 - total flux cleaned = -0.00131042 Jy ! Component: 2000 - total flux cleaned = -0.00121982 Jy ! Component: 2050 - total flux cleaned = -0.00135456 Jy ! Component: 2100 - total flux cleaned = -0.00124313 Jy ! Component: 2150 - total flux cleaned = -0.00130988 Jy ! Component: 2200 - total flux cleaned = -0.00130992 Jy ! Component: 2250 - total flux cleaned = -0.00139741 Jy ! Component: 2300 - total flux cleaned = -0.00133215 Jy ! Component: 2350 - total flux cleaned = -0.00144039 Jy ! Component: 2400 - total flux cleaned = -0.00141886 Jy ! Component: 2450 - total flux cleaned = -0.00154738 Jy ! Component: 2500 - total flux cleaned = -0.00154739 Jy ! Component: 2550 - total flux cleaned = -0.00150518 Jy ! Component: 2600 - total flux cleaned = -0.00165259 Jy ! Component: 2650 - total flux cleaned = -0.00171525 Jy ! Component: 2700 - total flux cleaned = -0.00169421 Jy ! Component: 2750 - total flux cleaned = -0.00163187 Jy ! Component: 2800 - total flux cleaned = -0.00171475 Jy ! Component: 2850 - total flux cleaned = -0.00181754 Jy ! Component: 2900 - total flux cleaned = -0.00187871 Jy ! Component: 2950 - total flux cleaned = -0.00189923 Jy ! Component: 3000 - total flux cleaned = -0.00198029 Jy ! Component: 3050 - total flux cleaned = -0.00191974 Jy ! Component: 3100 - total flux cleaned = -0.00189975 Jy ! Component: 3150 - total flux cleaned = -0.00193988 Jy ! Component: 3200 - total flux cleaned = -0.00207915 Jy ! Component: 3250 - total flux cleaned = -0.00201971 Jy ! Component: 3300 - total flux cleaned = -0.00196051 Jy ! Component: 3350 - total flux cleaned = -0.00199982 Jy ! Component: 3400 - total flux cleaned = -0.00203896 Jy ! Component: 3450 - total flux cleaned = -0.00201947 Jy ! Component: 3500 - total flux cleaned = -0.00203871 Jy ! Component: 3550 - total flux cleaned = -0.00213521 Jy ! Component: 3600 - total flux cleaned = -0.00209676 Jy ! Component: 3650 - total flux cleaned = -0.00213516 Jy ! Component: 3700 - total flux cleaned = -0.00205895 Jy ! Component: 3750 - total flux cleaned = -0.00211575 Jy ! Component: 3800 - total flux cleaned = -0.00204025 Jy ! Component: 3850 - total flux cleaned = -0.00204026 Jy ! Component: 3900 - total flux cleaned = -0.00205898 Jy ! Component: 3950 - total flux cleaned = -0.00200304 Jy ! Component: 4000 - total flux cleaned = -0.00209606 Jy ! Component: 4050 - total flux cleaned = -0.00191079 Jy ! Total flux subtracted in 4096 components = -0.00194775 Jy ! Clean residual min=-0.001337 max=0.001156 Jy/beam ! Clean residual mean=0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.599631 Jy keep ! Adding 353 model components to the UV plane model. ! The established model now contains 460 components and 0.599631 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1848+3219_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.532 x 6.089 at -1.787 degrees (North through East) ! Clean map min=-0.0019105 max=0.55143 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1848+3219_S_a_map.fits wmodel /image_prod/ug002_uvm//J1848+3219_S_a_map.mod ! Writing 460 model components to file: /image_prod/ug002_uvm//J1848+3219_S_a_map.mod wobs /image_prod/ug002_uvm//J1848+3219_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1848+3219_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1848+3219_S_a_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uvm//J1848+3219_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.55143 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000340102 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.185029 0.185029 0.370059 0.740118 1.48024 2.96047 5.92094 11.8419 23.6838 47.3675 94.7351 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.551 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1621.36 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1848+3219_S_a_dfm.log closed on Wed Mar 4 17:36:32 2020