! Started logfile: /vlbi/sb072/temp_maps//J2022+7611_X_dfm.log on Tue Mar 5 23:33:18 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J2022+7611_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2022+7611_X_uvm.fits ! AN table 1: 4 integrations on 3 of 3 possible baselines. ! AN table 2: 4 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2022+7611 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 768 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2022+7611_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.110035Jy sigma=42.316845 ! Fit after self-cal, rms=0.528781Jy sigma=19.921966 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6856 mas, bmaj=1.227 mas, bpa=45.92 degrees ! Estimated noise=1.09079 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 = 0.355062 Jy ! Component: 100 - total flux cleaned = 0.450485 Jy ! Total flux subtracted in 100 components = 0.450485 Jy ! Clean residual min=-0.021799 max=0.036436 Jy/beam ! Clean residual mean=0.000171 rms=0.006282 Jy/beam ! Combined flux in latest and established models = 0.450485 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.450485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.083997Jy sigma=3.373158 ! Fit after self-cal, rms=0.083958Jy sigma=3.372010 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8632 mas, bmaj=1.447 mas, bpa=43.15 degrees ! Estimated noise=0.685431 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 = 0.0537223 Jy ! Component: 100 - total flux cleaned = 0.0779008 Jy ! Component: 150 - total flux cleaned = 0.0904616 Jy ! Component: 200 - total flux cleaned = 0.0966346 Jy ! Total flux subtracted in 200 components = 0.0966346 Jy ! Clean residual min=-0.018398 max=0.027331 Jy/beam ! Clean residual mean=0.000248 rms=0.005533 Jy/beam ! Combined flux in latest and established models = 0.54712 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 22 components and 0.54712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.048801Jy sigma=1.819330 ! Fit after self-cal, rms=0.048527Jy sigma=1.811868 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8632 x 1.447 at 43.15 degrees (North through East) ! Clean map min=-0.017022 max=0.45034 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 KP 1.00 LA 0.97 MK 1.02 ! OV 1.13 PT 0.91 SC 0.98 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 1.02 LA 0.97 MK 1.02 ! OV 1.14 PT 0.90 SC 0.97 ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 KP 1.01 LA 0.99 MK 1.00 ! OV 1.13 PT 0.91 SC 0.95 ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 KP 1.00 LA 0.98 MK 1.01 ! OV 1.13 PT 0.91 SC 0.97 ! ! ! Correcting IF 5. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 1.02 LA 0.98 MK 1.03 ! OV 1.13 PT 0.91 SC 0.98 ! ! ! Correcting IF 6. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 KP 1.00 LA 0.99 MK 1.01 ! OV 1.12 PT 0.90 SC 0.97 ! ! ! Correcting IF 7. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 1.00 LA 0.98 MK 1.01 ! OV 1.12 PT 0.91 SC 0.98 ! ! ! Correcting IF 8. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* MK 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 KP 1.02 LA 0.98 MK 1.00 ! OV 1.13 PT 0.91 SC 0.96 ! ! ! Fit before self-cal, rms=0.048527Jy sigma=1.811868 ! Fit after self-cal, rms=0.032140Jy sigma=1.154130 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8482 mas, bmaj=4.731 mas, bpa=56.33 degrees ! Estimated noise=0.73109 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, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162902 Jy ! Component: 100 - total flux cleaned = 0.0173793 Jy ! Component: 150 - total flux cleaned = 0.0179282 Jy ! Component: 200 - total flux cleaned = 0.018633 Jy ! Total flux subtracted in 200 components = 0.018633 Jy ! Clean residual min=-0.006095 max=0.006403 Jy/beam ! Clean residual mean=0.000010 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.565753 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 48 components and 0.565753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022799Jy sigma=0.785985 ! Fit after self-cal, rms=0.022501Jy sigma=0.778583 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022501Jy sigma=0.778583 ! Fit after self-cal, rms=0.022002Jy sigma=0.756817 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8479 mas, bmaj=4.735 mas, bpa=56.31 degrees ! Estimated noise=0.728123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229798 Jy ! Component: 100 - total flux cleaned = 0.00325758 Jy ! Component: 150 - total flux cleaned = 0.00325366 Jy ! Component: 200 - total flux cleaned = 0.00325221 Jy ! Total flux subtracted in 200 components = 0.00325221 Jy ! Clean residual min=-0.004367 max=0.003901 Jy/beam ! Clean residual mean=-0.000008 rms=0.001030 Jy/beam ! Combined flux in latest and established models = 0.569005 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 78 components and 0.569005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.020827Jy sigma=0.716697 ! Fit after self-cal, rms=0.020754Jy sigma=0.714780 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 = 0.00101995 Jy ! Component: 100 - total flux cleaned = 0.00107816 Jy ! Component: 150 - total flux cleaned = 0.0011966 Jy ! Component: 200 - total flux cleaned = 0.00141188 Jy ! Total flux subtracted in 200 components = 0.00141188 Jy ! Clean residual min=-0.003766 max=0.003464 Jy/beam ! Clean residual mean=-0.000011 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 0.570417 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 91 components and 0.570417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.020381Jy sigma=0.701861 ! Fit after self-cal, rms=0.020356Jy sigma=0.701326 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.020356Jy sigma=0.701326 ! Fit after self-cal, rms=0.020246Jy sigma=0.694706 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8481 mas, bmaj=4.738 mas, bpa=56.3 degrees ! Estimated noise=0.727586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000713875 Jy ! Component: 100 - total flux cleaned = 0.000888037 Jy ! Component: 150 - total flux cleaned = 0.00083639 Jy ! Component: 200 - total flux cleaned = 0.000789426 Jy ! Total flux subtracted in 200 components = 0.000789426 Jy ! Clean residual min=-0.002964 max=0.002772 Jy/beam ! Clean residual mean=-0.000010 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.571206 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 105 components and 0.571206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019865Jy sigma=0.683345 ! Fit after self-cal, rms=0.019843Jy sigma=0.682975 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 = 0.00038711 Jy ! Component: 100 - total flux cleaned = 0.000385337 Jy ! Component: 150 - total flux cleaned = 0.000349217 Jy ! Component: 200 - total flux cleaned = 0.000350158 Jy ! Total flux subtracted in 200 components = 0.000350158 Jy ! Clean residual min=-0.002695 max=0.002638 Jy/beam ! Clean residual mean=-0.000011 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.571556 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 113 components and 0.571556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019691Jy sigma=0.678321 ! Fit after self-cal, rms=0.019685Jy sigma=0.678152 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019685Jy sigma=0.678152 ! Fit after self-cal, rms=0.019656Jy sigma=0.675454 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.464 mas, bmaj=9.542 mas, bpa=63.04 degrees ! Estimated noise=0.924909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000449355 Jy ! Component: 100 - total flux cleaned = 0.000278887 Jy ! Component: 150 - total flux cleaned = 0.000251118 Jy ! Component: 200 - total flux cleaned = 0.000252187 Jy ! Total flux subtracted in 200 components = 0.000252187 Jy ! Clean residual min=-0.002949 max=0.002372 Jy/beam ! Clean residual mean=-0.000017 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.571809 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 130 components and 0.571809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019533Jy sigma=0.672644 ! Fit after self-cal, rms=0.019511Jy sigma=0.672099 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 = 0.000366432 Jy ! Component: 100 - total flux cleaned = 0.000417595 Jy ! Component: 150 - total flux cleaned = 0.000351194 Jy ! Component: 200 - total flux cleaned = 0.000330009 Jy ! Total flux subtracted in 200 components = 0.000330009 Jy ! Clean residual min=-0.002892 max=0.002249 Jy/beam ! Clean residual mean=-0.000019 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 0.572139 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 137 components and 0.572139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019451Jy sigma=0.671295 ! Fit after self-cal, rms=0.019449Jy sigma=0.671170 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8483 mas, bmaj=4.74 mas, bpa=56.31 degrees ! Estimated noise=0.727491 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8483 x 4.74 at 56.31 degrees (North through East) ! Clean map min=-0.0049483 max=0.50287 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019449Jy sigma=0.671170 ! Fit after self-cal, rms=0.016875Jy sigma=0.576242 ! Inverting map and beam ! Estimated beam: bmin=0.8486 mas, bmaj=4.742 mas, bpa=56.31 degrees ! Estimated noise=0.72756 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000209708 Jy ! Component: 100 - total flux cleaned = 0.00013953 Jy ! Component: 150 - total flux cleaned = 4.73799e-05 Jy ! Component: 200 - total flux cleaned = 1.99735e-05 Jy ! Total flux subtracted in 200 components = 1.99735e-05 Jy ! Clean residual min=-0.002435 max=0.001930 Jy/beam ! Clean residual mean=-0.000009 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.572159 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 151 components and 0.572159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016733Jy sigma=0.572286 ! Fit after self-cal, rms=0.016738Jy sigma=0.572230 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.48216e-05 Jy ! Component: 100 - total flux cleaned = 3.96833e-05 Jy ! Component: 150 - total flux cleaned = -2.30083e-05 Jy ! Component: 200 - total flux cleaned = -4.25092e-05 Jy ! Total flux subtracted in 200 components = -4.25092e-05 Jy ! Clean residual min=-0.002344 max=0.001893 Jy/beam ! Clean residual mean=-0.000008 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.572116 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 160 components and 0.572116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016672Jy sigma=0.570594 ! Fit after self-cal, rms=0.016676Jy sigma=0.570524 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016676Jy sigma=0.570524 ! Fit after self-cal, rms=0.016671Jy sigma=0.569761 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.647 mas, bmaj=4.026 mas, bpa=56.37 degrees ! Estimated noise=1.24203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.37654 Jy ! Component: 100 - total flux cleaned = 0.460687 Jy ! Component: 150 - total flux cleaned = 0.492184 Jy ! Component: 200 - total flux cleaned = 0.510107 Jy ! Total flux subtracted in 200 components = 0.510107 Jy ! Clean residual min=-0.010531 max=0.011815 Jy/beam ! Clean residual mean=0.000071 rms=0.002898 Jy/beam ! Combined flux in latest and established models = 0.510107 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.510107 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8486 mas, bmaj=4.743 mas, bpa=56.31 degrees ! Estimated noise=0.727643 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 = 0.0226208 Jy ! Component: 100 - total flux cleaned = 0.0360027 Jy ! Component: 150 - total flux cleaned = 0.0435054 Jy ! Component: 200 - total flux cleaned = 0.0471922 Jy ! Total flux subtracted in 200 components = 0.0471922 Jy ! Clean residual min=-0.005984 max=0.005107 Jy/beam ! Clean residual mean=0.000038 rms=0.001397 Jy/beam ! Combined flux in latest and established models = 0.557299 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 49 components and 0.557299 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.463 mas, bmaj=9.547 mas, bpa=63.07 degrees ! Estimated noise=0.924636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00650075 Jy ! Component: 100 - total flux cleaned = 0.00950271 Jy ! Component: 150 - total flux cleaned = 0.0108894 Jy ! Component: 200 - total flux cleaned = 0.0117344 Jy ! Total flux subtracted in 200 components = 0.0117344 Jy ! Clean residual min=-0.003538 max=0.002961 Jy/beam ! Clean residual mean=0.000001 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.569033 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 = 0.000628546 Jy ! Component: 100 - total flux cleaned = 0.00087114 Jy ! Component: 150 - total flux cleaned = 0.000926414 Jy ! Component: 200 - total flux cleaned = 0.000980256 Jy ! Total flux subtracted in 200 components = 0.000980256 Jy ! Clean residual min=-0.003369 max=0.002501 Jy/beam ! Clean residual mean=-0.000005 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.570014 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 94 components and 0.570014 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8486 mas, bmaj=4.743 mas, bpa=56.31 degrees ! Estimated noise=0.727643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000802721 Jy ! Component: 100 - total flux cleaned = -0.00109879 Jy ! Component: 150 - total flux cleaned = -0.000781034 Jy ! Component: 200 - total flux cleaned = -0.000512988 Jy ! Total flux subtracted in 200 components = -0.000512988 Jy ! Clean residual min=-0.002944 max=0.002608 Jy/beam ! Clean residual mean=-0.000001 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.569501 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 0.569501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017240Jy sigma=0.592404 ! Fit after self-cal, rms=0.017076Jy sigma=0.584744 wmodel J2022+7611_X_map.mod ! Writing 111 model components to file: J2022+7611_X_map.mod wobs J2022+7611_X_uvs.fits ! Writing UV FITS file: J2022+7611_X_uvs.fits wwins J2022+7611_X_map.win ! wwins: Wrote 2 windows to J2022+7611_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00127406 Jy ! Component: 100 - total flux cleaned = -0.00224116 Jy ! Component: 150 - total flux cleaned = -0.00275507 Jy ! Component: 200 - total flux cleaned = -0.0031167 Jy ! Component: 250 - total flux cleaned = -0.00345256 Jy ! Component: 300 - total flux cleaned = -0.0037658 Jy ! Component: 350 - total flux cleaned = -0.00411216 Jy ! Component: 400 - total flux cleaned = -0.00441449 Jy ! Component: 450 - total flux cleaned = -0.00467856 Jy ! Component: 500 - total flux cleaned = -0.00495308 Jy ! Component: 550 - total flux cleaned = -0.00514988 Jy ! Component: 600 - total flux cleaned = -0.00538157 Jy ! Component: 650 - total flux cleaned = -0.00562466 Jy ! Component: 700 - total flux cleaned = -0.00585899 Jy ! Component: 750 - total flux cleaned = -0.00604761 Jy ! Component: 800 - total flux cleaned = -0.00619407 Jy ! Component: 850 - total flux cleaned = -0.00631877 Jy ! Component: 900 - total flux cleaned = -0.00647403 Jy ! Component: 950 - total flux cleaned = -0.00655821 Jy ! Component: 1000 - total flux cleaned = -0.00664066 Jy ! Component: 1050 - total flux cleaned = -0.00675251 Jy ! Component: 1100 - total flux cleaned = -0.00681486 Jy ! Component: 1150 - total flux cleaned = -0.00689101 Jy ! Component: 1200 - total flux cleaned = -0.00698032 Jy ! Component: 1250 - total flux cleaned = -0.00705304 Jy ! Component: 1300 - total flux cleaned = -0.00713862 Jy ! Component: 1350 - total flux cleaned = -0.00723561 Jy ! Component: 1400 - total flux cleaned = -0.00726264 Jy ! Component: 1450 - total flux cleaned = -0.00731621 Jy ! Component: 1500 - total flux cleaned = -0.00734255 Jy ! Component: 1550 - total flux cleaned = -0.0074201 Jy ! Component: 1600 - total flux cleaned = -0.00745791 Jy ! Component: 1650 - total flux cleaned = -0.00744543 Jy ! Component: 1700 - total flux cleaned = -0.00748242 Jy ! Component: 1750 - total flux cleaned = -0.00750673 Jy ! Component: 1800 - total flux cleaned = -0.00751876 Jy ! Component: 1850 - total flux cleaned = -0.00751895 Jy ! Component: 1900 - total flux cleaned = -0.00758878 Jy ! Component: 1950 - total flux cleaned = -0.00757713 Jy ! Component: 2000 - total flux cleaned = -0.00756597 Jy ! Component: 2050 - total flux cleaned = -0.00759955 Jy ! Component: 2100 - total flux cleaned = -0.00761059 Jy ! Component: 2150 - total flux cleaned = -0.00759967 Jy ! Component: 2200 - total flux cleaned = -0.00763182 Jy ! Component: 2250 - total flux cleaned = -0.00761049 Jy ! Component: 2300 - total flux cleaned = -0.00758956 Jy ! Component: 2350 - total flux cleaned = -0.00754812 Jy ! Component: 2400 - total flux cleaned = -0.0075276 Jy ! Component: 2450 - total flux cleaned = -0.00749694 Jy ! Component: 2500 - total flux cleaned = -0.00748682 Jy ! Component: 2550 - total flux cleaned = -0.00746673 Jy ! Component: 2600 - total flux cleaned = -0.00744696 Jy ! Component: 2650 - total flux cleaned = -0.00744692 Jy ! Component: 2700 - total flux cleaned = -0.00742742 Jy ! Component: 2750 - total flux cleaned = -0.00745644 Jy ! Component: 2800 - total flux cleaned = -0.00743733 Jy ! Component: 2850 - total flux cleaned = -0.00742787 Jy ! Component: 2900 - total flux cleaned = -0.00741835 Jy ! Component: 2950 - total flux cleaned = -0.00741835 Jy ! Component: 3000 - total flux cleaned = -0.00738071 Jy ! Component: 3050 - total flux cleaned = -0.0073901 Jy ! Component: 3100 - total flux cleaned = -0.00737136 Jy ! Component: 3150 - total flux cleaned = -0.00735275 Jy ! Component: 3200 - total flux cleaned = -0.00733424 Jy ! Component: 3250 - total flux cleaned = -0.00732494 Jy ! Component: 3300 - total flux cleaned = -0.00728813 Jy ! Component: 3350 - total flux cleaned = -0.00727895 Jy ! Component: 3400 - total flux cleaned = -0.00726056 Jy ! Component: 3450 - total flux cleaned = -0.00725133 Jy ! Component: 3500 - total flux cleaned = -0.00722384 Jy ! Component: 3550 - total flux cleaned = -0.00719643 Jy ! Component: 3600 - total flux cleaned = -0.00719643 Jy ! Component: 3650 - total flux cleaned = -0.00716005 Jy ! Component: 3700 - total flux cleaned = -0.00712377 Jy ! Component: 3750 - total flux cleaned = -0.00712373 Jy ! Component: 3800 - total flux cleaned = -0.00708752 Jy ! Component: 3850 - total flux cleaned = -0.00705132 Jy ! Component: 3900 - total flux cleaned = -0.0070422 Jy ! Component: 3950 - total flux cleaned = -0.00698793 Jy ! Component: 4000 - total flux cleaned = -0.00696078 Jy ! Component: 4050 - total flux cleaned = -0.00692458 Jy ! Total flux subtracted in 4096 components = -0.00687022 Jy ! Clean residual min=-0.000591 max=0.000558 Jy/beam ! Clean residual mean=0.000004 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.562631 Jy keep ! Adding 249 model components to the UV plane model. ! The established model now contains 360 components and 0.562631 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2022+7611_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8486 x 4.743 at 56.31 degrees (North through East) ! Clean map min=-0.0037118 max=0.50207 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2022+7611_X_map.fits wmodel /vlbi/sb072/temp_maps//J2022+7611_X_map.mod ! Writing 360 model components to file: /vlbi/sb072/temp_maps//J2022+7611_X_map.mod wobs /vlbi/sb072/temp_maps//J2022+7611_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2022+7611_X_uvs.fits wwins /vlbi/sb072/temp_maps//J2022+7611_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J2022+7611_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.50207 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000151576 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0905707 0.0905707 0.181141 0.362283 0.724566 1.44913 2.89826 5.79653 11.5931 23.1861 46.3722 92.7444 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.502 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3312.33 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2022+7611_X_dfm.log closed on Tue Mar 5 23:33:22 2019