! Started logfile: /vlbi/bp222/maps//J1849+2748_S_dfm.log on Thu Sep 27 11:30:34 2018 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 /vlbi/bp222/maps//J1849+2748_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1849+2748_S_uvm.fits ! AN table 1: 69 integrations on 36 of 36 possible baselines. ! AN table 2: 46 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.971594 visibilities/baseline/integration-bin. ! Found source: J1849+2748 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 13408 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1849+2748_S] 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 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 347 telescope corrections were flagged in sub-array 1. ! A total of 322 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.004961Jy sigma=17.196707 ! Fit after self-cal, rms=0.907950Jy sigma=15.551164 ! 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=2.978 mas, bmaj=7.349 mas, bpa=-1.245 degrees ! Estimated noise=0.683349 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 = 0.0718242 Jy ! Component: 100 - total flux cleaned = 0.0894017 Jy ! Total flux subtracted in 100 components = 0.0894017 Jy ! Clean residual min=-0.004127 max=0.006663 Jy/beam ! Clean residual mean=0.000000 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.0894017 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0894017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059469Jy sigma=0.903777 ! Fit after self-cal, rms=0.059352Jy sigma=0.901545 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00515401 Jy ! Component: 100 - total flux cleaned = 0.00482848 Jy ! Total flux subtracted in 100 components = 0.00482848 Jy ! Clean residual min=-0.003880 max=0.003980 Jy/beam ! Clean residual mean=-0.000000 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.0942302 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.0942302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058543Jy sigma=0.889375 ! Fit after self-cal, rms=0.058547Jy sigma=0.889240 ! 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=3.667 mas, bmaj=8.672 mas, bpa=-0.6995 degrees ! Estimated noise=0.422602 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 = 0.00143461 Jy ! Component: 100 - total flux cleaned = 0.00105946 Jy ! Component: 150 - total flux cleaned = 0.000765928 Jy ! Component: 200 - total flux cleaned = 0.000575664 Jy ! Total flux subtracted in 200 components = 0.000575664 Jy ! Clean residual min=-0.002855 max=0.003115 Jy/beam ! Clean residual mean=-0.000001 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.0948058 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 0.0948058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058321Jy sigma=0.887150 ! Fit after self-cal, rms=0.058316Jy sigma=0.887072 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.667 x 8.672 at -0.6995 degrees (North through East) ! Clean map min=-0.0027616 max=0.09449 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 KP 1.02 LA 0.97 ! MK 1.06 NL 0.99 OV 0.99 PT 0.99 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.94 LA 0.96 MK 0.93 ! NL 0.93 OV 1.05 PT 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 KP 1.01 LA 0.97 ! MK 0.97 NL 1.01 OV 1.00 PT 1.01 ! SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.75 FD 0.96 LA 0.94 MK 1.00 ! NL 0.86 OV 1.00 PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 KP 1.00 LA 0.98 ! MK 1.01 NL 1.15 OV 1.01 PT 0.99 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 LA 0.92 MK 1.04 ! NL 0.91 OV 0.94 PT 0.93 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 9.82 KP 1.00* LA 2.51 ! MK 1.00* NL 1.00* OV 0.99 PT 0.90 ! SC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* ! ! ! Fit before self-cal, rms=0.058316Jy sigma=0.887072 ! Fit after self-cal, rms=0.057540Jy sigma=0.852622 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.692 mas, bmaj=8.712 mas, bpa=-1.01 degrees ! Estimated noise=0.424348 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 = 0.000389739 Jy ! Component: 100 - total flux cleaned = 0.000568892 Jy ! Component: 150 - total flux cleaned = 0.000711567 Jy ! Component: 200 - total flux cleaned = 0.000811959 Jy ! Total flux subtracted in 200 components = 0.000811959 Jy ! Clean residual min=-0.002188 max=0.002243 Jy/beam ! Clean residual mean=0.000002 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.0956178 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 31 components and 0.0956178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057520Jy sigma=0.852314 ! Fit after self-cal, rms=0.057673Jy sigma=0.852090 ! 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. ! ! Fit before self-cal, rms=0.057673Jy sigma=0.852090 ! Fit after self-cal, rms=0.056821Jy sigma=0.842742 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.691 mas, bmaj=8.701 mas, bpa=-1.01 degrees ! Estimated noise=0.427078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000908294 Jy ! Component: 100 - total flux cleaned = 0.0014549 Jy ! Component: 150 - total flux cleaned = 0.00163687 Jy ! Component: 200 - total flux cleaned = 0.00170234 Jy ! Total flux subtracted in 200 components = 0.00170234 Jy ! Clean residual min=-0.001733 max=0.001576 Jy/beam ! Clean residual mean=0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.0973201 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 37 components and 0.0973201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056804Jy sigma=0.842473 ! Fit after self-cal, rms=0.056812Jy sigma=0.842349 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 = 4.25816e-05 Jy ! Component: 100 - total flux cleaned = 3.02479e-05 Jy ! Component: 150 - total flux cleaned = 5.34404e-05 Jy ! Component: 200 - total flux cleaned = 6.49744e-05 Jy ! Total flux subtracted in 200 components = 6.49744e-05 Jy ! Clean residual min=-0.001711 max=0.001555 Jy/beam ! Clean residual mean=0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.0973851 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.0973851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056805Jy sigma=0.842295 ! Fit after self-cal, rms=0.056805Jy sigma=0.842289 ! 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. ! ! Fit before self-cal, rms=0.056805Jy sigma=0.842289 ! Fit after self-cal, rms=0.057131Jy sigma=0.837820 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.678 mas, bmaj=8.711 mas, bpa=-1.162 degrees ! Estimated noise=0.426852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000798121 Jy ! Component: 100 - total flux cleaned = 0.000995303 Jy ! Component: 150 - total flux cleaned = 0.00109996 Jy ! Component: 200 - total flux cleaned = 0.00112544 Jy ! Total flux subtracted in 200 components = 0.00112544 Jy ! Clean residual min=-0.001398 max=0.001444 Jy/beam ! Clean residual mean=0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0985105 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 43 components and 0.0985105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057116Jy sigma=0.837590 ! Fit after self-cal, rms=0.057124Jy sigma=0.837492 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 = 6.45613e-05 Jy ! Component: 100 - total flux cleaned = 0.000115525 Jy ! Component: 150 - total flux cleaned = 0.000133651 Jy ! Component: 200 - total flux cleaned = 0.000150805 Jy ! Total flux subtracted in 200 components = 0.000150805 Jy ! Clean residual min=-0.001372 max=0.001424 Jy/beam ! Clean residual mean=0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0986614 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.0986613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057119Jy sigma=0.837461 ! Fit after self-cal, rms=0.057119Jy sigma=0.837459 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057119Jy sigma=0.837459 ! Fit after self-cal, rms=0.057159Jy sigma=0.837356 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.068 mas, bmaj=11.46 mas, bpa=3.977 degrees ! Estimated noise=0.501879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502384 Jy ! Component: 100 - total flux cleaned = 0.000730142 Jy ! Component: 150 - total flux cleaned = 0.000771261 Jy ! Component: 200 - total flux cleaned = 0.000799891 Jy ! Total flux subtracted in 200 components = 0.000799891 Jy ! Clean residual min=-0.001339 max=0.001330 Jy/beam ! Clean residual mean=0.000004 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0994612 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 0.0994612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057156Jy sigma=0.837314 ! Fit after self-cal, rms=0.057155Jy sigma=0.837307 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 = 5.54244e-05 Jy ! Component: 100 - total flux cleaned = 7.58776e-05 Jy ! Component: 150 - total flux cleaned = 8.93676e-05 Jy ! Component: 200 - total flux cleaned = 9.79653e-05 Jy ! Total flux subtracted in 200 components = 9.79653e-05 Jy ! Clean residual min=-0.001333 max=0.001333 Jy/beam ! Clean residual mean=0.000004 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0995592 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 56 components and 0.0995592 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057155Jy sigma=0.837304 ! Fit after self-cal, rms=0.057156Jy sigma=0.837303 ! 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=3.672 mas, bmaj=8.715 mas, bpa=-1.183 degrees ! Estimated noise=0.427081 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.672 x 8.715 at -1.183 degrees (North through East) ! Clean map min=-0.0013081 max=0.09471 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=2.997 mas, bmaj=7.464 mas, bpa=-1.747 degrees ! Estimated noise=0.69673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0729696 Jy ! Component: 100 - total flux cleaned = 0.0907292 Jy ! Component: 150 - total flux cleaned = 0.0974165 Jy ! Component: 200 - total flux cleaned = 0.0998839 Jy ! Total flux subtracted in 200 components = 0.0998839 Jy ! Clean residual min=-0.002281 max=0.002051 Jy/beam ! Clean residual mean=0.000004 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0998839 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0998839 Jy ! Inverting map and beam ! Estimated beam: bmin=3.672 mas, bmaj=8.715 mas, bpa=-1.183 degrees ! Estimated noise=0.427081 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 = 0.00010569 Jy ! Component: 100 - total flux cleaned = 2.46702e-05 Jy ! Component: 150 - total flux cleaned = 5.71153e-05 Jy ! Component: 200 - total flux cleaned = 5.48815e-05 Jy ! Total flux subtracted in 200 components = 5.48815e-05 Jy ! Clean residual min=-0.001424 max=0.001434 Jy/beam ! Clean residual mean=0.000002 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0999388 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.0999388 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=8.068 mas, bmaj=11.46 mas, bpa=3.977 degrees ! Estimated noise=0.501879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000217593 Jy ! Component: 100 - total flux cleaned = -0.00025153 Jy ! Component: 150 - total flux cleaned = -0.000251612 Jy ! Component: 200 - total flux cleaned = -0.000251491 Jy ! Total flux subtracted in 200 components = -0.000251491 Jy ! Clean residual min=-0.001340 max=0.001353 Jy/beam ! Clean residual mean=0.000004 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0996873 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 = -4.35998e-07 Jy ! Component: 100 - total flux cleaned = -7.66313e-06 Jy ! Component: 150 - total flux cleaned = -7.32114e-06 Jy ! Component: 200 - total flux cleaned = -7.25754e-06 Jy ! Total flux subtracted in 200 components = -7.25754e-06 Jy ! Clean residual min=-0.001340 max=0.001359 Jy/beam ! Clean residual mean=0.000004 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.09968 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.09968 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.672 mas, bmaj=8.715 mas, bpa=-1.183 degrees ! Estimated noise=0.427081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.87694e-05 Jy ! Component: 100 - total flux cleaned = -3.51519e-05 Jy ! Component: 150 - total flux cleaned = -3.53924e-05 Jy ! Component: 200 - total flux cleaned = -3.53381e-05 Jy ! Total flux subtracted in 200 components = -3.53381e-05 Jy ! Clean residual min=-0.001383 max=0.001394 Jy/beam ! Clean residual mean=0.000002 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0996447 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.0996447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057170Jy sigma=0.837413 ! Fit after self-cal, rms=0.057163Jy sigma=0.837392 wmodel J1849+2748_S_map.mod ! Writing 38 model components to file: J1849+2748_S_map.mod wobs J1849+2748_S_uvs.fits ! Writing UV FITS file: J1849+2748_S_uvs.fits wwins J1849+2748_S_map.win ! wwins: Wrote 1 windows to J1849+2748_S_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 = -0.000101816 Jy ! Component: 100 - total flux cleaned = -0.000244647 Jy ! Component: 150 - total flux cleaned = -0.000402827 Jy ! Component: 200 - total flux cleaned = -0.000532496 Jy ! Component: 250 - total flux cleaned = -0.000679559 Jy ! Component: 300 - total flux cleaned = -0.000740939 Jy ! Component: 350 - total flux cleaned = -0.000820075 Jy ! Component: 400 - total flux cleaned = -0.000839142 Jy ! Component: 450 - total flux cleaned = -0.000896071 Jy ! Component: 500 - total flux cleaned = -0.000896082 Jy ! Component: 550 - total flux cleaned = -0.000950918 Jy ! Component: 600 - total flux cleaned = -0.00093267 Jy ! Component: 650 - total flux cleaned = -0.000932795 Jy ! Component: 700 - total flux cleaned = -0.000950212 Jy ! Component: 750 - total flux cleaned = -0.000967323 Jy ! Component: 800 - total flux cleaned = -0.0010678 Jy ! Component: 850 - total flux cleaned = -0.00105082 Jy ! Component: 900 - total flux cleaned = -0.00105081 Jy ! Component: 950 - total flux cleaned = -0.00109931 Jy ! Component: 1000 - total flux cleaned = -0.00109956 Jy ! Component: 1050 - total flux cleaned = -0.00113121 Jy ! Component: 1100 - total flux cleaned = -0.00111592 Jy ! Component: 1150 - total flux cleaned = -0.00113147 Jy ! Component: 1200 - total flux cleaned = -0.00120707 Jy ! Component: 1250 - total flux cleaned = -0.0012217 Jy ! Component: 1300 - total flux cleaned = -0.00119243 Jy ! Component: 1350 - total flux cleaned = -0.00122154 Jy ! Component: 1400 - total flux cleaned = -0.00119314 Jy ! Component: 1450 - total flux cleaned = -0.00123612 Jy ! Component: 1500 - total flux cleaned = -0.0012504 Jy ! Component: 1550 - total flux cleaned = -0.00126439 Jy ! Component: 1600 - total flux cleaned = -0.00131966 Jy ! Component: 1650 - total flux cleaned = -0.00131942 Jy ! Component: 1700 - total flux cleaned = -0.00141411 Jy ! Component: 1750 - total flux cleaned = -0.00136032 Jy ! Component: 1800 - total flux cleaned = -0.00136013 Jy ! Component: 1850 - total flux cleaned = -0.00139949 Jy ! Component: 1900 - total flux cleaned = -0.00137326 Jy ! Component: 1950 - total flux cleaned = -0.00138622 Jy ! Component: 2000 - total flux cleaned = -0.00138619 Jy ! Component: 2050 - total flux cleaned = -0.00137335 Jy ! Component: 2100 - total flux cleaned = -0.00139872 Jy ! Component: 2150 - total flux cleaned = -0.00146099 Jy ! Component: 2200 - total flux cleaned = -0.00143609 Jy ! Component: 2250 - total flux cleaned = -0.00139964 Jy ! Component: 2300 - total flux cleaned = -0.00139965 Jy ! Component: 2350 - total flux cleaned = -0.0013997 Jy ! Component: 2400 - total flux cleaned = -0.00139962 Jy ! Component: 2450 - total flux cleaned = -0.00142321 Jy ! Component: 2500 - total flux cleaned = -0.00137613 Jy ! Component: 2550 - total flux cleaned = -0.00142272 Jy ! Component: 2600 - total flux cleaned = -0.0013765 Jy ! Component: 2650 - total flux cleaned = -0.00136516 Jy ! Component: 2700 - total flux cleaned = -0.00135393 Jy ! Component: 2750 - total flux cleaned = -0.00137668 Jy ! Component: 2800 - total flux cleaned = -0.00134323 Jy ! Component: 2850 - total flux cleaned = -0.0013544 Jy ! Component: 2900 - total flux cleaned = -0.00135434 Jy ! Component: 2950 - total flux cleaned = -0.00136517 Jy ! Component: 3000 - total flux cleaned = -0.00134335 Jy ! Component: 3050 - total flux cleaned = -0.00137582 Jy ! Component: 3100 - total flux cleaned = -0.00135428 Jy ! Component: 3150 - total flux cleaned = -0.00134352 Jy ! Component: 3200 - total flux cleaned = -0.00139632 Jy ! Component: 3250 - total flux cleaned = -0.00140678 Jy ! Component: 3300 - total flux cleaned = -0.00136505 Jy ! Component: 3350 - total flux cleaned = -0.00141685 Jy ! Component: 3400 - total flux cleaned = -0.00139633 Jy ! Component: 3450 - total flux cleaned = -0.00141677 Jy ! Component: 3500 - total flux cleaned = -0.00142685 Jy ! Component: 3550 - total flux cleaned = -0.00136631 Jy ! Component: 3600 - total flux cleaned = -0.00137647 Jy ! Component: 3650 - total flux cleaned = -0.00137656 Jy ! Component: 3700 - total flux cleaned = -0.00139629 Jy ! Component: 3750 - total flux cleaned = -0.0013864 Jy ! Component: 3800 - total flux cleaned = -0.00138638 Jy ! Component: 3850 - total flux cleaned = -0.00138646 Jy ! Component: 3900 - total flux cleaned = -0.00131888 Jy ! Component: 3950 - total flux cleaned = -0.00130922 Jy ! Component: 4000 - total flux cleaned = -0.00126144 Jy ! Component: 4050 - total flux cleaned = -0.0012804 Jy ! Total flux subtracted in 4096 components = -0.00122382 Jy ! Clean residual min=-0.000537 max=0.000609 Jy/beam ! Clean residual mean=0.000002 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0984209 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 332 components and 0.0984208 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1849+2748_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.672 x 8.715 at -1.183 degrees (North through East) ! Clean map min=-0.0011069 max=0.094498 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1849+2748_S_map.fits wmodel /vlbi/bp222/maps//J1849+2748_S_map.mod ! Writing 332 model components to file: /vlbi/bp222/maps//J1849+2748_S_map.mod wobs /vlbi/bp222/maps//J1849+2748_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1849+2748_S_uvs.fits wwins /vlbi/bp222/maps//J1849+2748_S_map.win ! wwins: Wrote 2 windows to /vlbi/bp222/maps//J1849+2748_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0944975 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000174743 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.554755 0.554755 1.10951 2.21902 4.43804 8.87608 17.7522 35.5043 71.0087 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.094 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 540.779 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1849+2748_S_dfm.log closed on Thu Sep 27 11:30:39 2018