! Started logfile: /vlbi/sb072/temp_maps//J1721+3542_X_dfm.log on Sat Dec 15 22:28:01 2018 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//J1721+3542_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1721+3542_X_uva.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1721+3542 ! ! 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 94 lines of history. ! ! Reading 2016 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 J1721+3542_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=1.017332Jy sigma=40.334525 ! Fit after self-cal, rms=0.855439Jy sigma=33.996076 ! 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=0.7234 mas, bmaj=2.613 mas, bpa=-7.383 degrees ! Estimated noise=0.609061 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 = 0.110826 Jy ! Component: 100 - total flux cleaned = 0.135566 Jy ! Total flux subtracted in 100 components = 0.135566 Jy ! Clean residual min=-0.006075 max=0.008637 Jy/beam ! Clean residual mean=-0.000008 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 0.135566 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.135566 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=0.028069Jy sigma=0.962240 ! Fit after self-cal, rms=0.028062Jy sigma=0.961948 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00929945 Jy ! Component: 100 - total flux cleaned = 0.0142749 Jy ! Total flux subtracted in 100 components = 0.0142749 Jy ! Clean residual min=-0.003342 max=0.005204 Jy/beam ! Clean residual mean=-0.000005 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.149841 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 17 components and 0.149841 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=0.024473Jy sigma=0.808383 ! Fit after self-cal, rms=0.024466Jy sigma=0.807824 ! Inverting map ! Added new window around map position (-1.8, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318519 Jy ! Component: 100 - total flux cleaned = 0.00349505 Jy ! Total flux subtracted in 100 components = 0.00349505 Jy ! Clean residual min=-0.002771 max=0.004987 Jy/beam ! Clean residual mean=-0.000004 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.153336 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 0.153336 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=0.023438Jy sigma=0.764298 ! Fit after self-cal, rms=0.023407Jy sigma=0.762210 ! Inverting map ! Added new window around map position (0.2, -4.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448176 Jy ! Component: 100 - total flux cleaned = 0.0065143 Jy ! Total flux subtracted in 100 components = 0.0065143 Jy ! Clean residual min=-0.002388 max=0.003237 Jy/beam ! Clean residual mean=-0.000003 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.15985 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 0.15985 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=0.022378Jy sigma=0.711947 ! Fit after self-cal, rms=0.022320Jy sigma=0.707717 ! 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=0.9197 mas, bmaj=2.785 mas, bpa=-6.581 degrees ! Estimated noise=0.420599 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 = 0.00194191 Jy ! Component: 100 - total flux cleaned = 0.00326596 Jy ! Component: 150 - total flux cleaned = 0.00389532 Jy ! Component: 200 - total flux cleaned = 0.00420109 Jy ! Total flux subtracted in 200 components = 0.00420109 Jy ! Clean residual min=-0.002898 max=0.003726 Jy/beam ! Clean residual mean=-0.000002 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.164052 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 61 components and 0.164052 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=0.021704Jy sigma=0.676890 ! Fit after self-cal, rms=0.021661Jy sigma=0.673274 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9197 x 2.785 at -6.581 degrees (North through East) ! Clean map min=-0.0031645 max=0.14203 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 KP 0.98 LA 1.01 ! MK 1.00 NL 1.05 OV 0.95 PT 1.01 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 KP 0.98 LA 1.02 ! MK 0.99 NL 1.05 OV 0.95 PT 0.99 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 KP 0.98 LA 1.00 ! MK 1.00 NL 1.04 OV 0.94 PT 1.01 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 0.97 LA 1.02 ! MK 0.99 NL 1.04 OV 0.96 PT 1.02 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 0.96 LA 1.02 ! MK 1.00 NL 1.02 OV 0.96 PT 1.01 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 KP 0.95 LA 1.01 ! MK 0.99 NL 1.04 OV 0.96 PT 1.01 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 KP 0.98 LA 1.01 ! MK 0.99 NL 1.06 OV 0.95 PT 1.01 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 KP 0.96 LA 1.01 ! MK 1.01 NL 1.06 OV 0.96 PT 1.02 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.021661Jy sigma=0.673274 ! Fit after self-cal, rms=0.020779Jy sigma=0.639390 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9204 mas, bmaj=2.781 mas, bpa=-6.488 degrees ! Estimated noise=0.419848 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 (-0.2, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00365571 Jy ! Component: 100 - total flux cleaned = 0.00565419 Jy ! Component: 150 - total flux cleaned = 0.00688732 Jy ! Component: 200 - total flux cleaned = 0.00753861 Jy ! Total flux subtracted in 200 components = 0.00753861 Jy ! Clean residual min=-0.002006 max=0.001391 Jy/beam ! Clean residual mean=-0.000000 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.17159 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 90 components and 0.17159 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=0.020103Jy sigma=0.603637 ! Fit after self-cal, rms=0.020089Jy sigma=0.603335 ! 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=0.020089Jy sigma=0.603335 ! Fit after self-cal, rms=0.020014Jy sigma=0.602426 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9217 mas, bmaj=2.78 mas, bpa=-6.467 degrees ! Estimated noise=0.419003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000350621 Jy ! Component: 100 - total flux cleaned = 0.000603617 Jy ! Component: 150 - total flux cleaned = 0.000876005 Jy ! Component: 200 - total flux cleaned = 0.00116501 Jy ! Total flux subtracted in 200 components = 0.00116501 Jy ! Clean residual min=-0.001671 max=0.001309 Jy/beam ! Clean residual mean=0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.172755 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.172755 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=0.019930Jy sigma=0.597909 ! Fit after self-cal, rms=0.019927Jy sigma=0.597738 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 = 0.000150133 Jy ! Component: 100 - total flux cleaned = 0.000293118 Jy ! Component: 150 - total flux cleaned = 0.000425574 Jy ! Component: 200 - total flux cleaned = 0.000547465 Jy ! Total flux subtracted in 200 components = 0.000547465 Jy ! Clean residual min=-0.001491 max=0.001262 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.173303 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 116 components and 0.173303 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=0.019891Jy sigma=0.596052 ! Fit after self-cal, rms=0.019890Jy sigma=0.596012 ! 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=0.019890Jy sigma=0.596012 ! Fit after self-cal, rms=0.019862Jy sigma=0.595031 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9216 mas, bmaj=2.778 mas, bpa=-6.476 degrees ! Estimated noise=0.418945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.26336e-05 Jy ! Component: 100 - total flux cleaned = 6.7237e-05 Jy ! Component: 150 - total flux cleaned = 0.000165385 Jy ! Component: 200 - total flux cleaned = 0.000268739 Jy ! Total flux subtracted in 200 components = 0.000268739 Jy ! Clean residual min=-0.001337 max=0.001216 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.173571 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 126 components and 0.173571 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=0.019832Jy sigma=0.593537 ! Fit after self-cal, rms=0.019831Jy sigma=0.593467 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 = 2.50988e-05 Jy ! Component: 100 - total flux cleaned = 7.73188e-05 Jy ! Component: 150 - total flux cleaned = 0.000150099 Jy ! Component: 200 - total flux cleaned = 0.000207299 Jy ! Total flux subtracted in 200 components = 0.000207299 Jy ! Clean residual min=-0.001278 max=0.001180 Jy/beam ! Clean residual mean=0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.173779 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 136 components and 0.173779 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=0.019814Jy sigma=0.592792 ! Fit after self-cal, rms=0.019814Jy sigma=0.592769 ! 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=0.019814Jy sigma=0.592769 ! Fit after self-cal, rms=0.019805Jy sigma=0.592109 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.252 mas, bmaj=3.267 mas, bpa=1.841 degrees ! Estimated noise=0.516111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000545434 Jy ! Component: 100 - total flux cleaned = 0.00066157 Jy ! Component: 150 - total flux cleaned = 0.000738204 Jy ! Component: 200 - total flux cleaned = 0.000773934 Jy ! Total flux subtracted in 200 components = 0.000773934 Jy ! Clean residual min=-0.001347 max=0.001178 Jy/beam ! Clean residual mean=0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.174553 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 148 components and 0.174553 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=0.019802Jy sigma=0.591452 ! Fit after self-cal, rms=0.019802Jy sigma=0.591424 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 = 3.80764e-05 Jy ! Component: 100 - total flux cleaned = 8.22137e-05 Jy ! Component: 150 - total flux cleaned = 0.000113591 Jy ! Component: 200 - total flux cleaned = 0.000143235 Jy ! Total flux subtracted in 200 components = 0.000143235 Jy ! Clean residual min=-0.001371 max=0.001159 Jy/beam ! Clean residual mean=0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.174696 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 152 components and 0.174696 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=0.019799Jy sigma=0.591095 ! Fit after self-cal, rms=0.019799Jy sigma=0.591078 ! 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=0.9214 mas, bmaj=2.776 mas, bpa=-6.488 degrees ! Estimated noise=0.419087 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9214 x 2.776 at -6.488 degrees (North through East) ! Clean map min=-0.0013002 max=0.1421 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=0.7245 mas, bmaj=2.603 mas, bpa=-7.304 degrees ! Estimated noise=0.607751 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110544 Jy ! Component: 100 - total flux cleaned = 0.135302 Jy ! Component: 150 - total flux cleaned = 0.145139 Jy ! Component: 200 - total flux cleaned = 0.151229 Jy ! Total flux subtracted in 200 components = 0.151229 Jy ! Clean residual min=-0.003140 max=0.003253 Jy/beam ! Clean residual mean=-0.000004 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.151228 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 0.151228 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9214 mas, bmaj=2.776 mas, bpa=-6.488 degrees ! Estimated noise=0.419087 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 = 0.00536686 Jy ! Component: 100 - total flux cleaned = 0.00928025 Jy ! Component: 150 - total flux cleaned = 0.0123164 Jy ! Component: 200 - total flux cleaned = 0.0147336 Jy ! Total flux subtracted in 200 components = 0.0147336 Jy ! Clean residual min=-0.001704 max=0.001978 Jy/beam ! Clean residual mean=-0.000003 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.165962 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 53 components and 0.165962 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=2.252 mas, bmaj=3.267 mas, bpa=1.841 degrees ! Estimated noise=0.516111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297812 Jy ! Component: 100 - total flux cleaned = 0.00468089 Jy ! Component: 150 - total flux cleaned = 0.00588876 Jy ! Component: 200 - total flux cleaned = 0.00678417 Jy ! Total flux subtracted in 200 components = 0.00678417 Jy ! Clean residual min=-0.001611 max=0.001277 Jy/beam ! Clean residual mean=-0.000001 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.172746 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 = 0.000713028 Jy ! Component: 100 - total flux cleaned = 0.00125924 Jy ! Component: 150 - total flux cleaned = 0.00173279 Jy ! Component: 200 - total flux cleaned = 0.00208099 Jy ! Total flux subtracted in 200 components = 0.00208099 Jy ! Clean residual min=-0.001391 max=0.001175 Jy/beam ! Clean residual mean=0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.174827 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 101 components and 0.174827 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9214 mas, bmaj=2.776 mas, bpa=-6.488 degrees ! Estimated noise=0.419087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00054762 Jy ! Component: 100 - total flux cleaned = 0.000545822 Jy ! Component: 150 - total flux cleaned = 0.00051999 Jy ! Component: 200 - total flux cleaned = 0.000544809 Jy ! Total flux subtracted in 200 components = 0.000544809 Jy ! Clean residual min=-0.001187 max=0.001185 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.175372 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 0.175372 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=0.019850Jy sigma=0.594590 ! Fit after self-cal, rms=0.019843Jy sigma=0.594223 wmodel J1721+3542_X_map.mod ! Writing 112 model components to file: J1721+3542_X_map.mod wobs J1721+3542_X_uvs.fits ! Writing UV FITS file: J1721+3542_X_uvs.fits wwins J1721+3542_X_map.win ! wwins: Wrote 4 windows to J1721+3542_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 = -2.11436e-05 Jy ! Component: 100 - total flux cleaned = -9.97778e-05 Jy ! Component: 150 - total flux cleaned = -0.000136944 Jy ! Component: 200 - total flux cleaned = -0.000154659 Jy ! Component: 250 - total flux cleaned = -0.000119997 Jy ! Component: 300 - total flux cleaned = -7.07477e-05 Jy ! Component: 350 - total flux cleaned = -0.00011907 Jy ! Component: 400 - total flux cleaned = -0.000166034 Jy ! Component: 450 - total flux cleaned = -0.000136186 Jy ! Component: 500 - total flux cleaned = -0.000181408 Jy ! Component: 550 - total flux cleaned = -0.000210508 Jy ! Component: 600 - total flux cleaned = -0.000267437 Jy ! Component: 650 - total flux cleaned = -0.000239602 Jy ! Component: 700 - total flux cleaned = -0.000280913 Jy ! Component: 750 - total flux cleaned = -0.000294397 Jy ! Component: 800 - total flux cleaned = -0.00032048 Jy ! Component: 850 - total flux cleaned = -0.000320157 Jy ! Component: 900 - total flux cleaned = -0.000320255 Jy ! Component: 950 - total flux cleaned = -0.000283159 Jy ! Component: 1000 - total flux cleaned = -0.000320079 Jy ! Component: 1050 - total flux cleaned = -0.000331926 Jy ! Component: 1100 - total flux cleaned = -0.000355561 Jy ! Component: 1150 - total flux cleaned = -0.000390706 Jy ! Component: 1200 - total flux cleaned = -0.000391005 Jy ! Component: 1250 - total flux cleaned = -0.000436617 Jy ! Component: 1300 - total flux cleaned = -0.000447921 Jy ! Component: 1350 - total flux cleaned = -0.000458936 Jy ! Component: 1400 - total flux cleaned = -0.000448121 Jy ! Component: 1450 - total flux cleaned = -0.000491268 Jy ! Component: 1500 - total flux cleaned = -0.000470073 Jy ! Component: 1550 - total flux cleaned = -0.000511831 Jy ! Component: 1600 - total flux cleaned = -0.000491303 Jy ! Component: 1650 - total flux cleaned = -0.000521656 Jy ! Component: 1700 - total flux cleaned = -0.000511708 Jy ! Component: 1750 - total flux cleaned = -0.000531852 Jy ! Component: 1800 - total flux cleaned = -0.000561588 Jy ! Component: 1850 - total flux cleaned = -0.000629625 Jy ! Component: 1900 - total flux cleaned = -0.000648712 Jy ! Component: 1950 - total flux cleaned = -0.000677251 Jy ! Component: 2000 - total flux cleaned = -0.000714864 Jy ! Component: 2050 - total flux cleaned = -0.000751998 Jy ! Component: 2100 - total flux cleaned = -0.000770289 Jy ! Component: 2150 - total flux cleaned = -0.000797686 Jy ! Component: 2200 - total flux cleaned = -0.0008157 Jy ! Component: 2250 - total flux cleaned = -0.000824707 Jy ! Component: 2300 - total flux cleaned = -0.00085994 Jy ! Component: 2350 - total flux cleaned = -0.000886107 Jy ! Component: 2400 - total flux cleaned = -0.000903337 Jy ! Component: 2450 - total flux cleaned = -0.000920433 Jy ! Component: 2500 - total flux cleaned = -0.000903483 Jy ! Component: 2550 - total flux cleaned = -0.000954094 Jy ! Component: 2600 - total flux cleaned = -0.000987426 Jy ! Component: 2650 - total flux cleaned = -0.00102041 Jy ! Component: 2700 - total flux cleaned = -0.00105313 Jy ! Component: 2750 - total flux cleaned = -0.00109359 Jy ! Component: 2800 - total flux cleaned = -0.00111758 Jy ! Component: 2850 - total flux cleaned = -0.00115735 Jy ! Component: 2900 - total flux cleaned = -0.00114943 Jy ! Component: 2950 - total flux cleaned = -0.00118075 Jy ! Component: 3000 - total flux cleaned = -0.00118078 Jy ! Component: 3050 - total flux cleaned = -0.00122707 Jy ! Component: 3100 - total flux cleaned = -0.00122713 Jy ! Component: 3150 - total flux cleaned = -0.00126509 Jy ! Component: 3200 - total flux cleaned = -0.00127269 Jy ! Component: 3250 - total flux cleaned = -0.00129513 Jy ! Component: 3300 - total flux cleaned = -0.00129511 Jy ! Component: 3350 - total flux cleaned = -0.00130245 Jy ! Component: 3400 - total flux cleaned = -0.00130978 Jy ! Component: 3450 - total flux cleaned = -0.00133157 Jy ! Component: 3500 - total flux cleaned = -0.00135319 Jy ! Component: 3550 - total flux cleaned = -0.00135317 Jy ! Component: 3600 - total flux cleaned = -0.00137447 Jy ! Component: 3650 - total flux cleaned = -0.00136036 Jy ! Component: 3700 - total flux cleaned = -0.0013814 Jy ! Component: 3750 - total flux cleaned = -0.00135353 Jy ! Component: 3800 - total flux cleaned = -0.00138823 Jy ! Component: 3850 - total flux cleaned = -0.00139513 Jy ! Component: 3900 - total flux cleaned = -0.00141567 Jy ! Component: 3950 - total flux cleaned = -0.00142932 Jy ! Component: 4000 - total flux cleaned = -0.00146314 Jy ! Component: 4050 - total flux cleaned = -0.00148334 Jy ! Total flux subtracted in 4096 components = -0.00150341 Jy ! Clean residual min=-0.000420 max=0.000410 Jy/beam ! Clean residual mean=0.000001 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.173869 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 421 components and 0.173869 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1721+3542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9214 x 2.776 at -6.488 degrees (North through East) ! Clean map min=-0.00090179 max=0.1419 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1721+3542_X_map.fits wmodel /vlbi/sb072/temp_maps//J1721+3542_X_map.mod ! Writing 421 model components to file: /vlbi/sb072/temp_maps//J1721+3542_X_map.mod wobs /vlbi/sb072/temp_maps//J1721+3542_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1721+3542_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1721+3542_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1721+3542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.1419 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119833 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.253348 0.253348 0.506696 1.01339 2.02678 4.05357 8.10714 16.2143 32.4286 64.8571 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.141 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1184.14 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1721+3542_X_dfm.log closed on Sat Dec 15 22:28:05 2018