! Started logfile: /vlbi/sb072/temp_maps//J2226+0052_C_dfm.log on Fri Jan 25 19:56:46 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J2226+0052_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2226+0052_C_uvm.fits ! AN table 1: 4 integrations on 21 of 21 possible baselines. ! AN table 2: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2226+0052 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 1824 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J2226+0052_C] 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 0.300x0.300 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 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.054306Jy sigma=45.220873 ! Fit after self-cal, rms=0.682819Jy sigma=29.628476 ! 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=1.236 mas, bmaj=3.496 mas, bpa=1.326 degrees ! Estimated noise=0.543929 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 = 0.243734 Jy ! Component: 100 - total flux cleaned = 0.291633 Jy ! Total flux subtracted in 100 components = 0.291633 Jy ! Clean residual min=-0.037224 max=0.081738 Jy/beam ! Clean residual mean=0.000043 rms=0.012455 Jy/beam ! Combined flux in latest and established models = 0.291633 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.291633 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=0.161132Jy sigma=6.858041 ! Fit after self-cal, rms=0.160806Jy sigma=6.847478 ! Inverting map ! Added new window around map position (-7.5, 31.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0710717 Jy ! Component: 100 - total flux cleaned = 0.085098 Jy ! Total flux subtracted in 100 components = 0.085098 Jy ! Clean residual min=-0.041137 max=0.074637 Jy/beam ! Clean residual mean=0.000040 rms=0.010291 Jy/beam ! Combined flux in latest and established models = 0.376731 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.376731 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=0.137030Jy sigma=5.844164 ! Fit after self-cal, rms=0.127687Jy sigma=5.451490 ! 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=1.444 mas, bmaj=3.745 mas, bpa=2.608 degrees ! Estimated noise=0.416652 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 = 0.0330341 Jy ! Component: 100 - total flux cleaned = 0.0437965 Jy ! Component: 150 - total flux cleaned = 0.043473 Jy ! Component: 200 - total flux cleaned = 0.0431936 Jy ! Total flux subtracted in 200 components = 0.0431936 Jy ! Clean residual min=-0.032092 max=0.046320 Jy/beam ! Clean residual mean=0.000072 rms=0.008826 Jy/beam ! Combined flux in latest and established models = 0.419925 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 0.419925 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=0.119710Jy sigma=5.103096 ! Fit after self-cal, rms=0.117244Jy sigma=5.002999 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.444 x 3.745 at 2.608 degrees (North through East) ! Clean map min=-0.031634 max=0.2908 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* LA 0.00* MK 0.00* ! OV 0.00* PT 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.04 HN 1.07 KP 19.70 ! LA 1.14 MK 1.10 OV 1.20 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* LA 0.00* MK 0.00* ! OV 0.00* PT 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.03 HN 1.00 KP 18.65 ! LA 1.11 MK 1.05 OV 1.13 PT 0.90 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.97 LA 0.95 MK 0.99 ! OV 0.95 PT 0.94 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.96 HN 0.92 KP 17.07 ! LA 1.06 MK 1.12 OV 1.05 PT 1.22 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 LA 0.92 MK 1.06 ! OV 1.01 PT 0.95 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.91 HN 0.92 KP 17.54 ! LA 1.07 MK 0.98 OV 0.99 PT 0.80 ! SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 LA 0.91 MK 1.11 ! OV 1.00 PT 0.94 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.81 HN 0.86 KP 12.52 ! LA 1.06 MK 0.94 OV 0.94 PT 0.77 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 LA 0.93 MK 1.07 ! OV 1.01 PT 0.94 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.81 HN 0.81 KP 14.90 ! LA 1.04 MK 0.95 OV 0.95 PT 0.77 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.90 LA 0.93 MK 1.12 ! OV 1.01 PT 0.95 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.79 HN 0.82 KP 14.78 ! LA 1.06 MK 0.93 OV 0.93 PT 0.77 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.91 LA 0.93 MK 1.07 ! OV 1.01 PT 0.93 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.77 HN 0.83 KP 13.72 ! LA 1.06 MK 0.93 OV 0.91 PT 0.76 ! SC 0.90 ! ! ! Fit before self-cal, rms=0.117244Jy sigma=5.002999 ! Fit after self-cal, rms=0.148985Jy sigma=2.107782 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.396 mas, bmaj=3.619 mas, bpa=2.989 degrees ! Estimated noise=0.450987 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 = -0.00779023 Jy ! Component: 100 - total flux cleaned = -0.00814461 Jy ! Component: 150 - total flux cleaned = -0.0087375 Jy ! Component: 200 - total flux cleaned = -0.00955758 Jy ! Total flux subtracted in 200 components = -0.00955758 Jy ! Clean residual min=-0.022963 max=0.012227 Jy/beam ! Clean residual mean=0.000036 rms=0.003660 Jy/beam ! Combined flux in latest and established models = 0.410367 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.410367 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=0.147238Jy sigma=1.914152 ! Fit after self-cal, rms=0.147213Jy sigma=1.879239 ! 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=0.147213Jy sigma=1.879239 ! Fit after self-cal, rms=0.150118Jy sigma=1.871107 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.398 mas, bmaj=3.624 mas, bpa=2.941 degrees ! Estimated noise=0.448497 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00700887 Jy ! Component: 100 - total flux cleaned = -0.00727515 Jy ! Component: 150 - total flux cleaned = -0.00775479 Jy ! Component: 200 - total flux cleaned = -0.00840602 Jy ! Total flux subtracted in 200 components = -0.00840602 Jy ! Clean residual min=-0.019773 max=0.011311 Jy/beam ! Clean residual mean=0.000035 rms=0.003273 Jy/beam ! Combined flux in latest and established models = 0.401961 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 56 components and 0.401961 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=0.149231Jy sigma=1.729110 ! Fit after self-cal, rms=0.148874Jy sigma=1.700163 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 = -0.00252178 Jy ! Component: 100 - total flux cleaned = -0.00277229 Jy ! Component: 150 - total flux cleaned = -0.00315708 Jy ! Component: 200 - total flux cleaned = -0.00315556 Jy ! Total flux subtracted in 200 components = -0.00315556 Jy ! Clean residual min=-0.017396 max=0.010693 Jy/beam ! Clean residual mean=0.000034 rms=0.003000 Jy/beam ! Combined flux in latest and established models = 0.398806 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.398806 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=0.148522Jy sigma=1.594512 ! Fit after self-cal, rms=0.148201Jy sigma=1.573435 ! 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=0.148201Jy sigma=1.573435 ! Fit after self-cal, rms=0.155410Jy sigma=1.563949 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.399 mas, bmaj=3.625 mas, bpa=2.911 degrees ! Estimated noise=0.446365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0055762 Jy ! Component: 100 - total flux cleaned = -0.00559819 Jy ! Component: 150 - total flux cleaned = -0.00576836 Jy ! Component: 200 - total flux cleaned = -0.00591652 Jy ! Total flux subtracted in 200 components = -0.00591652 Jy ! Clean residual min=-0.015241 max=0.010021 Jy/beam ! Clean residual mean=0.000032 rms=0.002722 Jy/beam ! Combined flux in latest and established models = 0.392889 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 0.392889 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=0.155099Jy sigma=1.474299 ! Fit after self-cal, rms=0.154784Jy sigma=1.452608 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 = -0.00216312 Jy ! Component: 100 - total flux cleaned = -0.00198024 Jy ! Component: 150 - total flux cleaned = -0.00182635 Jy ! Component: 200 - total flux cleaned = -0.00182626 Jy ! Total flux subtracted in 200 components = -0.00182626 Jy ! Clean residual min=-0.013424 max=0.009905 Jy/beam ! Clean residual mean=0.000031 rms=0.002517 Jy/beam ! Combined flux in latest and established models = 0.391063 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.391063 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=0.154758Jy sigma=1.382069 ! Fit after self-cal, rms=0.154548Jy sigma=1.365625 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.154548Jy sigma=1.365625 ! Fit after self-cal, rms=0.161528Jy sigma=1.358367 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.738 mas, bmaj=6.269 mas, bpa=16.56 degrees ! Estimated noise=0.638324 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00397297 Jy ! Component: 100 - total flux cleaned = -0.00398324 Jy ! Component: 150 - total flux cleaned = -0.00381484 Jy ! Component: 200 - total flux cleaned = -0.00382944 Jy ! Total flux subtracted in 200 components = -0.00382944 Jy ! Clean residual min=-0.012537 max=0.011694 Jy/beam ! Clean residual mean=0.000066 rms=0.004031 Jy/beam ! Combined flux in latest and established models = 0.387233 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 84 components and 0.387233 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=0.161754Jy sigma=1.324651 ! Fit after self-cal, rms=0.161488Jy sigma=1.288096 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 = -0.00223282 Jy ! Component: 100 - total flux cleaned = -0.00239746 Jy ! Component: 150 - total flux cleaned = -0.00239254 Jy ! Component: 200 - total flux cleaned = -0.00239702 Jy ! Total flux subtracted in 200 components = -0.00239702 Jy ! Clean residual min=-0.010947 max=0.010777 Jy/beam ! Clean residual mean=0.000062 rms=0.003661 Jy/beam ! Combined flux in latest and established models = 0.384836 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 92 components and 0.384836 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=0.161716Jy sigma=1.269304 ! Fit after self-cal, rms=0.161619Jy sigma=1.256321 ! 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=1.399 mas, bmaj=3.624 mas, bpa=2.893 degrees ! Estimated noise=0.44436 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.399 x 3.624 at 2.893 degrees (North through East) ! Clean map min=-0.011229 max=0.32218 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=1.183 mas, bmaj=3.349 mas, bpa=0.975 degrees ! Estimated noise=0.611307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.272126 Jy ! Component: 100 - total flux cleaned = 0.341303 Jy ! Component: 150 - total flux cleaned = 0.369182 Jy ! Component: 200 - total flux cleaned = 0.375959 Jy ! Total flux subtracted in 200 components = 0.375959 Jy ! Clean residual min=-0.012310 max=0.009974 Jy/beam ! Clean residual mean=0.000011 rms=0.002118 Jy/beam ! Combined flux in latest and established models = 0.375959 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.375959 Jy ! Inverting map and beam ! Estimated beam: bmin=1.399 mas, bmaj=3.624 mas, bpa=2.893 degrees ! Estimated noise=0.44436 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 = 0.00412507 Jy ! Component: 100 - total flux cleaned = 0.00411715 Jy ! Component: 150 - total flux cleaned = 0.00413747 Jy ! Component: 200 - total flux cleaned = 0.00413365 Jy ! Total flux subtracted in 200 components = 0.00413365 Jy ! Clean residual min=-0.010527 max=0.009270 Jy/beam ! Clean residual mean=0.000027 rms=0.002086 Jy/beam ! Combined flux in latest and established models = 0.380093 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.380093 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.738 mas, bmaj=6.269 mas, bpa=16.56 degrees ! Estimated noise=0.638324 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264312 Jy ! Component: 100 - total flux cleaned = 0.00264888 Jy ! Component: 150 - total flux cleaned = 0.00247272 Jy ! Component: 200 - total flux cleaned = 0.00231088 Jy ! Total flux subtracted in 200 components = 0.00231088 Jy ! Clean residual min=-0.010422 max=0.011139 Jy/beam ! Clean residual mean=0.000063 rms=0.003490 Jy/beam ! Combined flux in latest and established models = 0.382404 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 = -0.000150457 Jy ! Component: 100 - total flux cleaned = -0.000219968 Jy ! Component: 150 - total flux cleaned = -0.000287838 Jy ! Component: 200 - total flux cleaned = -0.000411862 Jy ! Total flux subtracted in 200 components = -0.000411862 Jy ! Clean residual min=-0.010183 max=0.010887 Jy/beam ! Clean residual mean=0.000062 rms=0.003442 Jy/beam ! Combined flux in latest and established models = 0.381992 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.381992 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.399 mas, bmaj=3.624 mas, bpa=2.893 degrees ! Estimated noise=0.44436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103353 Jy ! Component: 100 - total flux cleaned = -0.00103811 Jy ! Component: 150 - total flux cleaned = -0.000769729 Jy ! Component: 200 - total flux cleaned = -0.000687053 Jy ! Total flux subtracted in 200 components = -0.000687053 Jy ! Clean residual min=-0.009597 max=0.008795 Jy/beam ! Clean residual mean=0.000026 rms=0.001944 Jy/beam ! Combined flux in latest and established models = 0.381305 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 54 components and 0.381305 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=0.161893Jy sigma=1.181913 ! Fit after self-cal, rms=0.161643Jy sigma=1.136144 wmodel J2226+0052_C_map.mod ! Writing 54 model components to file: J2226+0052_C_map.mod wobs J2226+0052_C_uvs.fits ! Writing UV FITS file: J2226+0052_C_uvs.fits wwins J2226+0052_C_map.win ! wwins: Wrote 2 windows to J2226+0052_C_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 = -0.00148902 Jy ! Component: 100 - total flux cleaned = -0.00230259 Jy ! Component: 150 - total flux cleaned = -0.0027888 Jy ! Component: 200 - total flux cleaned = -0.00332687 Jy ! Component: 250 - total flux cleaned = -0.00381875 Jy ! Component: 300 - total flux cleaned = -0.00417824 Jy ! Component: 350 - total flux cleaned = -0.00442834 Jy ! Component: 400 - total flux cleaned = -0.0048119 Jy ! Component: 450 - total flux cleaned = -0.00523755 Jy ! Component: 500 - total flux cleaned = -0.00543755 Jy ! Component: 550 - total flux cleaned = -0.00556282 Jy ! Component: 600 - total flux cleaned = -0.00573726 Jy ! Component: 650 - total flux cleaned = -0.00573405 Jy ! Component: 700 - total flux cleaned = -0.0058396 Jy ! Component: 750 - total flux cleaned = -0.00589052 Jy ! Component: 800 - total flux cleaned = -0.00598753 Jy ! Component: 850 - total flux cleaned = -0.0060798 Jy ! Component: 900 - total flux cleaned = -0.00616888 Jy ! Component: 950 - total flux cleaned = -0.00621196 Jy ! Component: 1000 - total flux cleaned = -0.00629202 Jy ! Component: 1050 - total flux cleaned = -0.00629147 Jy ! Component: 1100 - total flux cleaned = -0.00621781 Jy ! Component: 1150 - total flux cleaned = -0.0061456 Jy ! Component: 1200 - total flux cleaned = -0.00607534 Jy ! Component: 1250 - total flux cleaned = -0.00604186 Jy ! Component: 1300 - total flux cleaned = -0.00607536 Jy ! Component: 1350 - total flux cleaned = -0.006074 Jy ! Component: 1400 - total flux cleaned = -0.0059468 Jy ! Component: 1450 - total flux cleaned = -0.00582362 Jy ! Component: 1500 - total flux cleaned = -0.00579419 Jy ! Component: 1550 - total flux cleaned = -0.00570606 Jy ! Component: 1600 - total flux cleaned = -0.0056206 Jy ! Component: 1650 - total flux cleaned = -0.00556441 Jy ! Component: 1700 - total flux cleaned = -0.0055648 Jy ! Component: 1750 - total flux cleaned = -0.00559192 Jy ! Component: 1800 - total flux cleaned = -0.00556551 Jy ! Component: 1850 - total flux cleaned = -0.0055912 Jy ! Component: 1900 - total flux cleaned = -0.00549028 Jy ! Component: 1950 - total flux cleaned = -0.00544136 Jy ! Component: 2000 - total flux cleaned = -0.00541688 Jy ! Component: 2050 - total flux cleaned = -0.00541691 Jy ! Component: 2100 - total flux cleaned = -0.00539287 Jy ! Component: 2150 - total flux cleaned = -0.00527727 Jy ! Component: 2200 - total flux cleaned = -0.00527733 Jy ! Component: 2250 - total flux cleaned = -0.00518848 Jy ! Component: 2300 - total flux cleaned = -0.00512276 Jy ! Component: 2350 - total flux cleaned = -0.0050144 Jy ! Component: 2400 - total flux cleaned = -0.00503591 Jy ! Component: 2450 - total flux cleaned = -0.00501526 Jy ! Component: 2500 - total flux cleaned = -0.00505689 Jy ! Component: 2550 - total flux cleaned = -0.00509794 Jy ! Component: 2600 - total flux cleaned = -0.00513837 Jy ! Component: 2650 - total flux cleaned = -0.00509888 Jy ! Component: 2700 - total flux cleaned = -0.00517811 Jy ! Component: 2750 - total flux cleaned = -0.00527529 Jy ! Component: 2800 - total flux cleaned = -0.00529453 Jy ! Component: 2850 - total flux cleaned = -0.00538942 Jy ! Component: 2900 - total flux cleaned = -0.00548308 Jy ! Component: 2950 - total flux cleaned = -0.00553895 Jy ! Component: 3000 - total flux cleaned = -0.00559402 Jy ! Component: 3050 - total flux cleaned = -0.00572159 Jy ! Component: 3100 - total flux cleaned = -0.00575739 Jy ! Component: 3150 - total flux cleaned = -0.00586445 Jy ! Component: 3200 - total flux cleaned = -0.00591751 Jy ! Component: 3250 - total flux cleaned = -0.00604036 Jy ! Component: 3300 - total flux cleaned = -0.00610998 Jy ! Component: 3350 - total flux cleaned = -0.0062139 Jy ! Component: 3400 - total flux cleaned = -0.00629963 Jy ! Component: 3450 - total flux cleaned = -0.00633369 Jy ! Component: 3500 - total flux cleaned = -0.00641834 Jy ! Component: 3550 - total flux cleaned = -0.00648566 Jy ! Component: 3600 - total flux cleaned = -0.00660292 Jy ! Component: 3650 - total flux cleaned = -0.00661959 Jy ! Component: 3700 - total flux cleaned = -0.00668588 Jy ! Component: 3750 - total flux cleaned = -0.00678484 Jy ! Component: 3800 - total flux cleaned = -0.00681767 Jy ! Component: 3850 - total flux cleaned = -0.006883 Jy ! Component: 3900 - total flux cleaned = -0.00696428 Jy ! Component: 3950 - total flux cleaned = -0.00699663 Jy ! Component: 4000 - total flux cleaned = -0.00707714 Jy ! Component: 4050 - total flux cleaned = -0.00714129 Jy ! Total flux subtracted in 4096 components = -0.00720532 Jy ! Clean residual min=-0.000862 max=0.000868 Jy/beam ! Clean residual mean=0.000004 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.3741 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 335 components and 0.374099 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2226+0052_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.399 x 3.624 at 2.893 degrees (North through East) ! Clean map min=-0.004161 max=0.32863 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2226+0052_C_map.fits wmodel /vlbi/sb072/temp_maps//J2226+0052_C_map.mod ! Writing 335 model components to file: /vlbi/sb072/temp_maps//J2226+0052_C_map.mod wobs /vlbi/sb072/temp_maps//J2226+0052_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2226+0052_C_uvs.fits wwins /vlbi/sb072/temp_maps//J2226+0052_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J2226+0052_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.328633 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000252688 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.230672 0.230672 0.461344 0.922688 1.84538 3.69075 7.38151 14.763 29.526 59.052 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.328 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1300.55 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2226+0052_C_dfm.log closed on Fri Jan 25 19:56:50 2019