! Started logfile: /image_prod/ug002_uvm//J1246-2547_S_b_dfm.log on Wed Mar 4 17:08:47 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//J1246-2547_S_b_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1246-2547_S_b_uvm.fits ! AN table 1: 11 integrations on 10 of 10 possible baselines. ! AN table 2: 8 integrations on 15 of 15 possible baselines. ! AN table 3: 71 integrations on 45 of 45 possible baselines. ! AN table 4: 8 integrations on 28 of 28 possible baselines. ! AN table 5: 8 integrations on 1 of 1 possible baselines. ! AN table 6: 9 integrations on 1 of 1 possible baselines. ! Apparent sampling: 0.827332 visibilities/baseline/integration-bin. ! Found source: J1246-2547 ! ! 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 9099 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 J1246-2547_S_b] 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 5 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 88 telescope corrections were flagged in sub-array 3. ! A total of 8 telescope corrections were flagged in sub-array 4. ! A total of 16 telescope corrections were flagged in sub-array 5. ! A total of 18 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 88 telescope corrections were flagged in sub-array 3. ! A total of 8 telescope corrections were flagged in sub-array 4. ! A total of 16 telescope corrections were flagged in sub-array 5. ! A total of 18 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 88 telescope corrections were flagged in sub-array 3. ! A total of 8 telescope corrections were flagged in sub-array 4. ! A total of 16 telescope corrections were flagged in sub-array 5. ! A total of 18 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=1.121918Jy sigma=6.495815 ! Fit after self-cal, rms=0.581941Jy sigma=3.110517 ! 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=2.569 mas, bmaj=7.121 mas, bpa=-4.064 degrees ! Estimated noise=1.98116 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 = 0.335336 Jy ! Component: 100 - total flux cleaned = 0.427666 Jy ! Total flux subtracted in 100 components = 0.427666 Jy ! Clean residual min=-0.020273 max=0.044026 Jy/beam ! Clean residual mean=0.000173 rms=0.005106 Jy/beam ! Combined flux in latest and established models = 0.427666 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.427666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.187376Jy sigma=1.038906 ! Fit after self-cal, rms=0.187204Jy sigma=1.038067 ! Inverting map ! Added new window around map position (4.5, -8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0467489 Jy ! Component: 100 - total flux cleaned = 0.0755584 Jy ! Total flux subtracted in 100 components = 0.0755584 Jy ! Clean residual min=-0.017915 max=0.036597 Jy/beam ! Clean residual mean=0.000098 rms=0.004307 Jy/beam ! Combined flux in latest and established models = 0.503224 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.503224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.169908Jy sigma=0.899915 ! Fit after self-cal, rms=0.168885Jy sigma=0.894384 ! Inverting map ! Added new window around map position (-4, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0297995 Jy ! Component: 100 - total flux cleaned = 0.050534 Jy ! Total flux subtracted in 100 components = 0.050534 Jy ! Clean residual min=-0.016203 max=0.022819 Jy/beam ! Clean residual mean=0.000050 rms=0.003847 Jy/beam ! Combined flux in latest and established models = 0.553758 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.553758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.160670Jy sigma=0.834524 ! Fit after self-cal, rms=0.160662Jy sigma=0.834140 ! 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=3.342 mas, bmaj=9.179 mas, bpa=-3.329 degrees ! Estimated noise=1.35089 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, -21.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309074 Jy ! Component: 100 - total flux cleaned = 0.0521724 Jy ! Component: 150 - total flux cleaned = 0.0680191 Jy ! Component: 200 - total flux cleaned = 0.0799459 Jy ! Total flux subtracted in 200 components = 0.0799459 Jy ! Clean residual min=-0.012791 max=0.024820 Jy/beam ! Clean residual mean=-0.000063 rms=0.003788 Jy/beam ! Combined flux in latest and established models = 0.633704 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 62 components and 0.633704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.153517Jy sigma=0.782090 ! Fit after self-cal, rms=0.153045Jy sigma=0.778542 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.342 x 9.179 at -3.329 degrees (North through East) ! Clean map min=-0.012978 max=0.42358 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! HN 1.04 KP 1.06 NL 0.96 OV 0.97 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.95 KP 1.04 LA 1.06 ! OV 0.75 PT 1.04 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.28 FD 0.96 HN 1.09 KP 0.96 ! LA 0.98 MK 0.91 NL 1.05 OV 0.94 ! PT 0.99 SC 1.03 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.77 FD 0.97 HN 1.01 KP 0.96 ! LA 0.95 OV 0.97 PT 1.17 SC 1.01 ! ! Telescope amplitude corrections in sub-array 5: ! MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 6: ! NL 0.00* SC 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! HN 1.07 KP 1.06 NL 0.95 OV 1.00 ! SC 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.62 FD 0.92 KP 1.07 LA 1.10 ! OV 0.75 PT 1.08 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 2.10 FD 0.94 HN 1.09 KP 0.94 ! LA 0.97 MK 0.91 NL 1.15 OV 0.94 ! PT 0.98 SC 0.96 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.63 FD 0.94 HN 1.02 KP 0.90 ! LA 0.92 OV 0.96 PT 0.97 SC 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 6: ! NL 0.00* SC 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! HN 1.12 KP 1.05 NL 0.91 OV 0.95 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.90 KP 1.07 LA 1.07 ! OV 0.73 PT 1.09 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.80 FD 0.95 HN 1.08 KP 0.92 ! LA 0.96 MK 0.91 NL 1.06 OV 0.93 ! PT 0.97 SC 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.81 FD 0.94 HN 1.00 KP 0.90 ! LA 0.92 OV 0.95 PT 0.97 SC 0.94 ! ! Telescope amplitude corrections in sub-array 5: ! MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 6: ! NL 0.00* SC 0.00* ! ! ! Fit before self-cal, rms=0.153045Jy sigma=0.778542 ! Fit after self-cal, rms=0.163099Jy sigma=0.653460 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.292 mas, bmaj=9.193 mas, bpa=-4.068 degrees ! Estimated noise=1.36613 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 = -0.00414251 Jy ! Component: 100 - total flux cleaned = -0.00596229 Jy ! Component: 150 - total flux cleaned = -0.00721949 Jy ! Component: 200 - total flux cleaned = -0.00857235 Jy ! Total flux subtracted in 200 components = -0.00857235 Jy ! Clean residual min=-0.008147 max=0.011414 Jy/beam ! Clean residual mean=0.000019 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.625132 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.625132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.162145Jy sigma=0.645391 ! Fit after self-cal, rms=0.162488Jy sigma=0.644587 ! Inverting map ! Added new window around map position (15, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00968398 Jy ! Component: 100 - total flux cleaned = 0.01184 Jy ! Component: 150 - total flux cleaned = 0.0118436 Jy ! Component: 200 - total flux cleaned = 0.0118488 Jy ! Total flux subtracted in 200 components = 0.0118488 Jy ! Clean residual min=-0.008207 max=0.008029 Jy/beam ! Clean residual mean=-0.000002 rms=0.002024 Jy/beam ! Combined flux in latest and established models = 0.636981 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 103 components and 0.636981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.161780Jy sigma=0.636581 ! Fit after self-cal, rms=0.161661Jy sigma=0.635957 ! 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=0.161661Jy sigma=0.635957 ! Fit after self-cal, rms=0.191712Jy sigma=0.539917 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.295 mas, bmaj=9.218 mas, bpa=-4.091 degrees ! Estimated noise=1.38078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0027293 Jy ! Component: 100 - total flux cleaned = -0.00270474 Jy ! Component: 150 - total flux cleaned = -0.00313029 Jy ! Component: 200 - total flux cleaned = -0.00312281 Jy ! Total flux subtracted in 200 components = -0.00312281 Jy ! Clean residual min=-0.005668 max=0.005777 Jy/beam ! Clean residual mean=-0.000001 rms=0.001593 Jy/beam ! Combined flux in latest and established models = 0.633858 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 121 components and 0.633858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.190939Jy sigma=0.534570 ! Fit after self-cal, rms=0.191035Jy sigma=0.534114 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 = -0.00134615 Jy ! Component: 100 - total flux cleaned = -0.00133314 Jy ! Component: 150 - total flux cleaned = -0.00118007 Jy ! Component: 200 - total flux cleaned = -0.00119103 Jy ! Total flux subtracted in 200 components = -0.00119103 Jy ! Clean residual min=-0.005844 max=0.005641 Jy/beam ! Clean residual mean=-0.000002 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 0.632667 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 131 components and 0.632667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.190721Jy sigma=0.531575 ! Fit after self-cal, rms=0.190696Jy sigma=0.531447 ! 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=0.190696Jy sigma=0.531447 ! Fit after self-cal, rms=0.216596Jy sigma=0.477534 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.294 mas, bmaj=9.222 mas, bpa=-4.178 degrees ! Estimated noise=1.38203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00158028 Jy ! Component: 100 - total flux cleaned = -0.00173869 Jy ! Component: 150 - total flux cleaned = -0.00215501 Jy ! Component: 200 - total flux cleaned = -0.00215629 Jy ! Total flux subtracted in 200 components = -0.00215629 Jy ! Clean residual min=-0.003476 max=0.003589 Jy/beam ! Clean residual mean=-0.000009 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.63051 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 146 components and 0.63051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.216371Jy sigma=0.475318 ! Fit after self-cal, rms=0.216539Jy sigma=0.475167 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 = -0.000255695 Jy ! Component: 100 - total flux cleaned = -0.000255506 Jy ! Component: 150 - total flux cleaned = -0.000254918 Jy ! Component: 200 - total flux cleaned = -0.000351486 Jy ! Total flux subtracted in 200 components = -0.000351486 Jy ! Clean residual min=-0.003404 max=0.003260 Jy/beam ! Clean residual mean=-0.000009 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 0.630159 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 151 components and 0.630159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.216428Jy sigma=0.473892 ! Fit after self-cal, rms=0.216406Jy sigma=0.473842 ! 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=0.216406Jy sigma=0.473842 ! Fit after self-cal, rms=0.219892Jy sigma=0.473533 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.001 mas, bmaj=18.89 mas, bpa=-1.211 degrees ! Estimated noise=1.72623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000867588 Jy ! Component: 100 - total flux cleaned = -0.00109539 Jy ! Component: 150 - total flux cleaned = -0.00129422 Jy ! Component: 200 - total flux cleaned = -0.00138143 Jy ! Total flux subtracted in 200 components = -0.00138143 Jy ! Clean residual min=-0.003504 max=0.003841 Jy/beam ! Clean residual mean=-0.000023 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 0.628778 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 167 components and 0.628778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.219763Jy sigma=0.472760 ! Fit after self-cal, rms=0.219764Jy sigma=0.472662 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 = -8.74983e-05 Jy ! Component: 100 - total flux cleaned = -8.85122e-05 Jy ! Component: 150 - total flux cleaned = -1.8416e-05 Jy ! Component: 200 - total flux cleaned = 4.70511e-05 Jy ! Total flux subtracted in 200 components = 4.70511e-05 Jy ! Clean residual min=-0.003427 max=0.003792 Jy/beam ! Clean residual mean=-0.000024 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.628825 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 179 components and 0.628825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.219710Jy sigma=0.472387 ! Fit after self-cal, rms=0.219692Jy sigma=0.472342 ! 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=3.292 mas, bmaj=9.223 mas, bpa=-4.234 degrees ! Estimated noise=1.3831 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.292 x 9.223 at -4.234 degrees (North through East) ! Clean map min=-0.0070001 max=0.44144 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=2.516 mas, bmaj=7.115 mas, bpa=-5.051 degrees ! Estimated noise=2.01847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.3411 Jy ! Component: 100 - total flux cleaned = 0.435431 Jy ! Component: 150 - total flux cleaned = 0.479623 Jy ! Component: 200 - total flux cleaned = 0.506937 Jy ! Total flux subtracted in 200 components = 0.506937 Jy ! Clean residual min=-0.007278 max=0.014771 Jy/beam ! Clean residual mean=0.000108 rms=0.001954 Jy/beam ! Combined flux in latest and established models = 0.506937 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.506937 Jy ! Inverting map and beam ! Estimated beam: bmin=3.292 mas, bmaj=9.223 mas, bpa=-4.234 degrees ! Estimated noise=1.3831 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 = 0.034924 Jy ! Component: 100 - total flux cleaned = 0.0559546 Jy ! Component: 150 - total flux cleaned = 0.0707445 Jy ! Component: 200 - total flux cleaned = 0.0816652 Jy ! Total flux subtracted in 200 components = 0.0816652 Jy ! Clean residual min=-0.004775 max=0.008679 Jy/beam ! Clean residual mean=0.000043 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 0.588603 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 79 components and 0.588602 Jy ! Inverting map ! Added new window around map position (8, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00911408 Jy ! Component: 100 - total flux cleaned = 0.0159057 Jy ! Component: 150 - total flux cleaned = 0.0213406 Jy ! Component: 200 - total flux cleaned = 0.0252826 Jy ! Total flux subtracted in 200 components = 0.0252826 Jy ! Clean residual min=-0.003560 max=0.004335 Jy/beam ! Clean residual mean=0.000007 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.613885 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 129 components and 0.613885 Jy ! Inverting map ! Added new window around map position (2, 29.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359758 Jy ! Component: 100 - total flux cleaned = 0.00588842 Jy ! Component: 150 - total flux cleaned = 0.00806072 Jy ! Component: 200 - total flux cleaned = 0.00978491 Jy ! Total flux subtracted in 200 components = 0.00978491 Jy ! Clean residual min=-0.003242 max=0.003476 Jy/beam ! Clean residual mean=-0.000001 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.62367 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 151 components and 0.62367 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=8.001 mas, bmaj=18.89 mas, bpa=-1.211 degrees ! Estimated noise=1.72623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391168 Jy ! Component: 100 - total flux cleaned = 0.00646647 Jy ! Component: 150 - total flux cleaned = 0.00818024 Jy ! Component: 200 - total flux cleaned = 0.00876384 Jy ! Total flux subtracted in 200 components = 0.00876384 Jy ! Clean residual min=-0.003041 max=0.003168 Jy/beam ! Clean residual mean=-0.000019 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 0.632433 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 = 0.000397771 Jy ! Component: 100 - total flux cleaned = 0.000604233 Jy ! Component: 150 - total flux cleaned = 0.000750686 Jy ! Component: 200 - total flux cleaned = 0.000934883 Jy ! Total flux subtracted in 200 components = 0.000934883 Jy ! Clean residual min=-0.003004 max=0.003040 Jy/beam ! Clean residual mean=-0.000020 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.633368 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 193 components and 0.633368 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.292 mas, bmaj=9.223 mas, bpa=-4.234 degrees ! Estimated noise=1.3831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0016186 Jy ! Component: 100 - total flux cleaned = -0.00153763 Jy ! Component: 150 - total flux cleaned = -0.00138019 Jy ! Component: 200 - total flux cleaned = -0.00115195 Jy ! Total flux subtracted in 200 components = -0.00115195 Jy ! Clean residual min=-0.003041 max=0.002974 Jy/beam ! Clean residual mean=-0.000007 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.632216 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 210 components and 0.632216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.219577Jy sigma=0.470703 ! Fit after self-cal, rms=0.219413Jy sigma=0.470348 wmodel J1246-2547_S_b_map.mod ! Writing 210 model components to file: J1246-2547_S_b_map.mod wobs J1246-2547_S_b_uvs.fits ! Writing UV FITS file: J1246-2547_S_b_uvs.fits wwins J1246-2547_S_b_map.win ! wwins: Wrote 7 windows to J1246-2547_S_b_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 = -0.000423039 Jy ! Component: 100 - total flux cleaned = -2.12035e-05 Jy ! Component: 150 - total flux cleaned = 2.77021e-05 Jy ! Component: 200 - total flux cleaned = 7.45712e-05 Jy ! Component: 250 - total flux cleaned = 7.44064e-05 Jy ! Component: 300 - total flux cleaned = 7.48207e-05 Jy ! Component: 350 - total flux cleaned = 0.000205661 Jy ! Component: 400 - total flux cleaned = 0.000205703 Jy ! Component: 450 - total flux cleaned = 0.000331711 Jy ! Component: 500 - total flux cleaned = 0.000496723 Jy ! Component: 550 - total flux cleaned = 0.000374272 Jy ! Component: 600 - total flux cleaned = 0.000495721 Jy ! Component: 650 - total flux cleaned = 0.000416803 Jy ! Component: 700 - total flux cleaned = 0.000417023 Jy ! Component: 750 - total flux cleaned = 0.000416955 Jy ! Component: 800 - total flux cleaned = 0.000378204 Jy ! Component: 850 - total flux cleaned = 0.000114083 Jy ! Component: 900 - total flux cleaned = 0.000226697 Jy ! Component: 950 - total flux cleaned = 0.000115595 Jy ! Component: 1000 - total flux cleaned = -3.0188e-05 Jy ! Component: 1050 - total flux cleaned = -0.000102687 Jy ! Component: 1100 - total flux cleaned = -0.000210642 Jy ! Component: 1150 - total flux cleaned = -0.000175139 Jy ! Component: 1200 - total flux cleaned = -0.00031681 Jy ! Component: 1250 - total flux cleaned = -0.000387062 Jy ! Component: 1300 - total flux cleaned = -0.000386805 Jy ! Component: 1350 - total flux cleaned = -0.000455298 Jy ! Component: 1400 - total flux cleaned = -0.000420878 Jy ! Component: 1450 - total flux cleaned = -0.000488629 Jy ! Component: 1500 - total flux cleaned = -0.000521808 Jy ! Component: 1550 - total flux cleaned = -0.000454954 Jy ! Component: 1600 - total flux cleaned = -0.000487987 Jy ! Component: 1650 - total flux cleaned = -0.000619345 Jy ! Component: 1700 - total flux cleaned = -0.000586498 Jy ! Component: 1750 - total flux cleaned = -0.000651271 Jy ! Component: 1800 - total flux cleaned = -0.000651377 Jy ! Component: 1850 - total flux cleaned = -0.000651396 Jy ! Component: 1900 - total flux cleaned = -0.000810057 Jy ! Component: 1950 - total flux cleaned = -0.000872533 Jy ! Component: 2000 - total flux cleaned = -0.000841634 Jy ! Component: 2050 - total flux cleaned = -0.000903948 Jy ! Component: 2100 - total flux cleaned = -0.000996563 Jy ! Component: 2150 - total flux cleaned = -0.00102701 Jy ! Component: 2200 - total flux cleaned = -0.00108785 Jy ! Component: 2250 - total flux cleaned = -0.000936177 Jy ! Component: 2300 - total flux cleaned = -0.00120744 Jy ! Component: 2350 - total flux cleaned = -0.00120732 Jy ! Component: 2400 - total flux cleaned = -0.00117759 Jy ! Component: 2450 - total flux cleaned = -0.00135553 Jy ! Component: 2500 - total flux cleaned = -0.00132575 Jy ! Component: 2550 - total flux cleaned = -0.00123809 Jy ! Component: 2600 - total flux cleaned = -0.00138383 Jy ! Component: 2650 - total flux cleaned = -0.00129674 Jy ! Component: 2700 - total flux cleaned = -0.00135408 Jy ! Component: 2750 - total flux cleaned = -0.00132558 Jy ! Component: 2800 - total flux cleaned = -0.00143977 Jy ! Component: 2850 - total flux cleaned = -0.00138273 Jy ! Component: 2900 - total flux cleaned = -0.00129787 Jy ! Component: 2950 - total flux cleaned = -0.00138208 Jy ! Component: 3000 - total flux cleaned = -0.00135399 Jy ! Component: 3050 - total flux cleaned = -0.00146556 Jy ! Component: 3100 - total flux cleaned = -0.00146548 Jy ! Component: 3150 - total flux cleaned = -0.00135511 Jy ! Component: 3200 - total flux cleaned = -0.00124506 Jy ! Component: 3250 - total flux cleaned = -0.00135465 Jy ! Component: 3300 - total flux cleaned = -0.00143626 Jy ! Component: 3350 - total flux cleaned = -0.00135484 Jy ! Component: 3400 - total flux cleaned = -0.00130078 Jy ! Component: 3450 - total flux cleaned = -0.00135451 Jy ! Component: 3500 - total flux cleaned = -0.00116745 Jy ! Component: 3550 - total flux cleaned = -0.00119402 Jy ! Component: 3600 - total flux cleaned = -0.00124714 Jy ! Component: 3650 - total flux cleaned = -0.0011151 Jy ! Component: 3700 - total flux cleaned = -0.0011415 Jy ! Component: 3750 - total flux cleaned = -0.0011153 Jy ! Component: 3800 - total flux cleaned = -0.00101079 Jy ! Component: 3850 - total flux cleaned = -0.00106278 Jy ! Component: 3900 - total flux cleaned = -0.000959279 Jy ! Component: 3950 - total flux cleaned = -0.00103668 Jy ! Component: 4000 - total flux cleaned = -0.00106258 Jy ! Component: 4050 - total flux cleaned = -0.00103684 Jy ! Total flux subtracted in 4096 components = -0.000985948 Jy ! Clean residual min=-0.001405 max=0.001377 Jy/beam ! Clean residual mean=-0.000008 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.63123 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 529 components and 0.631231 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1246-2547_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.292 x 9.223 at -4.234 degrees (North through East) ! Clean map min=-0.0035729 max=0.44909 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1246-2547_S_b_map.fits wmodel /image_prod/ug002_uvm//J1246-2547_S_b_map.mod ! Writing 529 model components to file: /image_prod/ug002_uvm//J1246-2547_S_b_map.mod wobs /image_prod/ug002_uvm//J1246-2547_S_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1246-2547_S_b_uvs.fits wwins /image_prod/ug002_uvm//J1246-2547_S_b_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uvm//J1246-2547_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.449089 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000489748 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.327161 0.327161 0.654321 1.30864 2.61729 5.23457 10.4691 20.9383 41.8766 83.7531 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.449 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 916.98 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1246-2547_S_b_dfm.log closed on Wed Mar 4 17:08:51 2020