! Started logfile: /vlbi/sb072/temp_maps//J1750+2020_X_dfm.log on Tue Mar 5 23:25:54 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//J1750+2020_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1750+2020_X_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1750+2020 ! ! 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 85 lines of history. ! ! Reading 1152 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 J1750+2020_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=1.000814Jy sigma=37.862535 ! Fit after self-cal, rms=0.962329Jy sigma=36.361163 ! 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=0.955 mas, bmaj=2.348 mas, bpa=14.98 degrees ! Estimated noise=0.800568 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 = 0.0262214 Jy ! Component: 100 - total flux cleaned = 0.0350201 Jy ! Total flux subtracted in 100 components = 0.0350201 Jy ! Clean residual min=-0.008712 max=0.014631 Jy/beam ! Clean residual mean=-0.000002 rms=0.002134 Jy/beam ! Combined flux in latest and established models = 0.03502 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.03502 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=0.038442Jy sigma=1.503811 ! Fit after self-cal, rms=0.036755Jy sigma=1.422413 ! Inverting map ! Added new window around map position (-1.2, -6.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137584 Jy ! Component: 100 - total flux cleaned = 0.0212146 Jy ! Total flux subtracted in 100 components = 0.0212146 Jy ! Clean residual min=-0.007837 max=0.009868 Jy/beam ! Clean residual mean=-0.000002 rms=0.001699 Jy/beam ! Combined flux in latest and established models = 0.0562347 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.0562347 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=0.030273Jy sigma=1.130900 ! Fit after self-cal, rms=0.029014Jy sigma=1.086391 ! 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=1.134 mas, bmaj=2.618 mas, bpa=14.44 degrees ! Estimated noise=0.566184 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 = 0.0112091 Jy ! Component: 100 - total flux cleaned = 0.0183506 Jy ! Component: 150 - total flux cleaned = 0.0235452 Jy ! Component: 200 - total flux cleaned = 0.0274977 Jy ! Total flux subtracted in 200 components = 0.0274977 Jy ! Clean residual min=-0.004654 max=0.006577 Jy/beam ! Clean residual mean=-0.000003 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.0837324 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 46 components and 0.0837324 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=0.024179Jy sigma=0.836884 ! Fit after self-cal, rms=0.023381Jy sigma=0.809136 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.134 x 2.618 at 14.44 degrees (North through East) ! Clean map min=-0.0044938 max=0.040543 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.04 HN 1.08 KP 0.87 ! LA 0.93 NL 1.32 OV 1.06 PT 0.83 ! SC 0.82 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.93 HN 1.01 KP 0.88 ! LA 0.92 NL 1.44 OV 1.04 PT 0.86 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.92 HN 1.00 KP 0.88 ! LA 0.91 NL 1.64 OV 1.05 PT 0.82 ! SC 0.87 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 1.01 KP 0.95 ! LA 0.88 NL 1.39 OV 1.14 PT 0.84 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 0.99 KP 0.89 ! LA 0.91 NL 1.38 OV 1.07 PT 0.84 ! SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.09 KP 0.96 ! LA 0.89 NL 1.25 OV 1.13 PT 0.82 ! SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.02 HN 1.01 KP 0.87 ! LA 0.90 NL 1.73 OV 1.06 PT 0.81 ! SC 0.82 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.02 KP 0.94 ! LA 0.95 NL 1.44 OV 1.10 PT 0.82 ! SC 0.90 ! ! ! Fit before self-cal, rms=0.023381Jy sigma=0.809136 ! Fit after self-cal, rms=0.023650Jy sigma=0.714962 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.111 mas, bmaj=2.659 mas, bpa=15.76 degrees ! Estimated noise=0.527856 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 = 0.00170505 Jy ! Component: 100 - total flux cleaned = 0.00186304 Jy ! Component: 150 - total flux cleaned = 0.00214829 Jy ! Component: 200 - total flux cleaned = 0.0023864 Jy ! Total flux subtracted in 200 components = 0.0023864 Jy ! Clean residual min=-0.002741 max=0.003379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.0861188 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.0861188 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=0.022983Jy sigma=0.684349 ! Fit after self-cal, rms=0.022881Jy sigma=0.676301 ! 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=0.022881Jy sigma=0.676301 ! Fit after self-cal, rms=0.022884Jy sigma=0.675290 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.105 mas, bmaj=2.661 mas, bpa=16.02 degrees ! Estimated noise=0.521204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000386942 Jy ! Component: 100 - total flux cleaned = 0.000332706 Jy ! Component: 150 - total flux cleaned = 0.000373882 Jy ! Component: 200 - total flux cleaned = 0.000488731 Jy ! Total flux subtracted in 200 components = 0.000488731 Jy ! Clean residual min=-0.002512 max=0.002477 Jy/beam ! Clean residual mean=-0.000000 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.0866075 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.0866075 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=0.022656Jy sigma=0.663596 ! Fit after self-cal, rms=0.022558Jy sigma=0.659902 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 = 0.000283131 Jy ! Component: 100 - total flux cleaned = 0.000317107 Jy ! Component: 150 - total flux cleaned = 0.000317992 Jy ! Component: 200 - total flux cleaned = 0.000342329 Jy ! Total flux subtracted in 200 components = 0.000342329 Jy ! Clean residual min=-0.002260 max=0.002054 Jy/beam ! Clean residual mean=-0.000000 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.0869498 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.0869499 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=0.022451Jy sigma=0.654184 ! Fit after self-cal, rms=0.022392Jy sigma=0.652049 ! 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=0.022392Jy sigma=0.652049 ! Fit after self-cal, rms=0.022497Jy sigma=0.651565 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=2.668 mas, bpa=16.13 degrees ! Estimated noise=0.520245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100618 Jy ! Component: 100 - total flux cleaned = 1.77322e-05 Jy ! Component: 150 - total flux cleaned = -4.43194e-05 Jy ! Component: 200 - total flux cleaned = -7.64964e-05 Jy ! Total flux subtracted in 200 components = -7.64964e-05 Jy ! Clean residual min=-0.002087 max=0.001696 Jy/beam ! Clean residual mean=-0.000000 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0868734 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.0868734 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=0.022440Jy sigma=0.647999 ! Fit after self-cal, rms=0.022405Jy sigma=0.646721 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 = 3.0889e-05 Jy ! Component: 100 - total flux cleaned = 3.12072e-05 Jy ! Component: 150 - total flux cleaned = 3.20579e-05 Jy ! Component: 200 - total flux cleaned = 5.63623e-05 Jy ! Total flux subtracted in 200 components = 5.63623e-05 Jy ! Clean residual min=-0.001992 max=0.001597 Jy/beam ! Clean residual mean=-0.000000 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.0869297 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 92 components and 0.0869297 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=0.022370Jy sigma=0.644825 ! Fit after self-cal, rms=0.022349Jy sigma=0.644097 ! 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=0.022349Jy sigma=0.644097 ! Fit after self-cal, rms=0.022453Jy sigma=0.644021 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.384 mas, bmaj=3.217 mas, bpa=15.76 degrees ! Estimated noise=0.601462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000580831 Jy ! Component: 100 - total flux cleaned = 0.000522293 Jy ! Component: 150 - total flux cleaned = 0.000496658 Jy ! Component: 200 - total flux cleaned = 0.000462 Jy ! Total flux subtracted in 200 components = 0.000462 Jy ! Clean residual min=-0.002173 max=0.001909 Jy/beam ! Clean residual mean=-0.000001 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0873917 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 98 components and 0.0873917 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=0.022438Jy sigma=0.643218 ! Fit after self-cal, rms=0.022412Jy sigma=0.642476 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 = 7.56605e-06 Jy ! Component: 100 - total flux cleaned = -2.59218e-05 Jy ! Component: 150 - total flux cleaned = -5.86687e-05 Jy ! Component: 200 - total flux cleaned = -6.87267e-05 Jy ! Total flux subtracted in 200 components = -6.87267e-05 Jy ! Clean residual min=-0.002123 max=0.001876 Jy/beam ! Clean residual mean=-0.000001 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.087323 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 100 components and 0.087323 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=0.022409Jy sigma=0.642043 ! Fit after self-cal, rms=0.022392Jy sigma=0.641591 ! 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=1.102 mas, bmaj=2.67 mas, bpa=16.18 degrees ! Estimated noise=0.519969 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.102 x 2.67 at 16.18 degrees (North through East) ! Clean map min=-0.0017881 max=0.035165 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=0.923 mas, bmaj=2.39 mas, bpa=16.55 degrees ! Estimated noise=0.739419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0276011 Jy ! Component: 100 - total flux cleaned = 0.0432212 Jy ! Component: 150 - total flux cleaned = 0.0534245 Jy ! Component: 200 - total flux cleaned = 0.0603396 Jy ! Total flux subtracted in 200 components = 0.0603396 Jy ! Clean residual min=-0.003609 max=0.004370 Jy/beam ! Clean residual mean=-0.000001 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.0603396 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 0.0603396 Jy ! Inverting map and beam ! Estimated beam: bmin=1.102 mas, bmaj=2.67 mas, bpa=16.18 degrees ! Estimated noise=0.519969 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) ! Added new window around map position (-0.2, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00777348 Jy ! Component: 100 - total flux cleaned = 0.0129241 Jy ! Component: 150 - total flux cleaned = 0.0166445 Jy ! Component: 200 - total flux cleaned = 0.0194085 Jy ! Total flux subtracted in 200 components = 0.0194085 Jy ! Clean residual min=-0.002027 max=0.002034 Jy/beam ! Clean residual mean=-0.000001 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.079748 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 54 components and 0.0797481 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=2.384 mas, bmaj=3.217 mas, bpa=15.76 degrees ! Estimated noise=0.601462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298447 Jy ! Component: 100 - total flux cleaned = 0.00485021 Jy ! Component: 150 - total flux cleaned = 0.00610201 Jy ! Component: 200 - total flux cleaned = 0.00672098 Jy ! Total flux subtracted in 200 components = 0.00672098 Jy ! Clean residual min=-0.001788 max=0.001725 Jy/beam ! Clean residual mean=-0.000001 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.086469 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 = 0.00028868 Jy ! Component: 100 - total flux cleaned = 0.000462847 Jy ! Component: 150 - total flux cleaned = 0.000549683 Jy ! Component: 200 - total flux cleaned = 0.000627566 Jy ! Total flux subtracted in 200 components = 0.000627566 Jy ! Clean residual min=-0.001690 max=0.001622 Jy/beam ! Clean residual mean=-0.000001 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.0870966 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 114 components and 0.0870966 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.102 mas, bmaj=2.67 mas, bpa=16.18 degrees ! Estimated noise=0.519969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000371588 Jy ! Component: 100 - total flux cleaned = 0.000368673 Jy ! Component: 150 - total flux cleaned = 0.000472952 Jy ! Component: 200 - total flux cleaned = 0.000494532 Jy ! Total flux subtracted in 200 components = 0.000494532 Jy ! Clean residual min=-0.001621 max=0.001390 Jy/beam ! Clean residual mean=-0.000000 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.0875911 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 136 components and 0.0875912 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=0.022280Jy sigma=0.636517 ! Fit after self-cal, rms=0.022241Jy sigma=0.634929 wmodel J1750+2020_X_map.mod ! Writing 136 model components to file: J1750+2020_X_map.mod wobs J1750+2020_X_uvs.fits ! Writing UV FITS file: J1750+2020_X_uvs.fits wwins J1750+2020_X_map.win ! wwins: Wrote 3 windows to J1750+2020_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 = -0.000400276 Jy ! Component: 100 - total flux cleaned = -0.000572343 Jy ! Component: 150 - total flux cleaned = -0.000684999 Jy ! Component: 200 - total flux cleaned = -0.000792241 Jy ! Component: 250 - total flux cleaned = -0.000874445 Jy ! Component: 300 - total flux cleaned = -0.000991341 Jy ! Component: 350 - total flux cleaned = -0.00112207 Jy ! Component: 400 - total flux cleaned = -0.00128314 Jy ! Component: 450 - total flux cleaned = -0.00138713 Jy ! Component: 500 - total flux cleaned = -0.00150445 Jy ! Component: 550 - total flux cleaned = -0.00161785 Jy ! Component: 600 - total flux cleaned = -0.00169665 Jy ! Component: 650 - total flux cleaned = -0.00175829 Jy ! Component: 700 - total flux cleaned = -0.00184819 Jy ! Component: 750 - total flux cleaned = -0.00189154 Jy ! Component: 800 - total flux cleaned = -0.00190587 Jy ! Component: 850 - total flux cleaned = -0.00194774 Jy ! Component: 900 - total flux cleaned = -0.0020016 Jy ! Component: 950 - total flux cleaned = -0.00202799 Jy ! Component: 1000 - total flux cleaned = -0.00206664 Jy ! Component: 1050 - total flux cleaned = -0.00211686 Jy ! Component: 1100 - total flux cleaned = -0.0021291 Jy ! Component: 1150 - total flux cleaned = -0.00215335 Jy ! Component: 1200 - total flux cleaned = -0.00211786 Jy ! Component: 1250 - total flux cleaned = -0.00214102 Jy ! Component: 1300 - total flux cleaned = -0.00211834 Jy ! Component: 1350 - total flux cleaned = -0.00212983 Jy ! Component: 1400 - total flux cleaned = -0.00211909 Jy ! Component: 1450 - total flux cleaned = -0.00216251 Jy ! Component: 1500 - total flux cleaned = -0.00214113 Jy ! Component: 1550 - total flux cleaned = -0.00210977 Jy ! Component: 1600 - total flux cleaned = -0.00213047 Jy ! Component: 1650 - total flux cleaned = -0.00212027 Jy ! Component: 1700 - total flux cleaned = -0.00211015 Jy ! Component: 1750 - total flux cleaned = -0.00209028 Jy ! Component: 1800 - total flux cleaned = -0.00208058 Jy ! Component: 1850 - total flux cleaned = -0.00208064 Jy ! Component: 1900 - total flux cleaned = -0.00205211 Jy ! Component: 1950 - total flux cleaned = -0.00206151 Jy ! Component: 2000 - total flux cleaned = -0.00201502 Jy ! Component: 2050 - total flux cleaned = -0.00200584 Jy ! Component: 2100 - total flux cleaned = -0.00201494 Jy ! Component: 2150 - total flux cleaned = -0.0019969 Jy ! Component: 2200 - total flux cleaned = -0.00197924 Jy ! Component: 2250 - total flux cleaned = -0.00198808 Jy ! Component: 2300 - total flux cleaned = -0.0019621 Jy ! Component: 2350 - total flux cleaned = -0.0019537 Jy ! Component: 2400 - total flux cleaned = -0.00195369 Jy ! Component: 2450 - total flux cleaned = -0.00194535 Jy ! Component: 2500 - total flux cleaned = -0.00194535 Jy ! Component: 2550 - total flux cleaned = -0.00191212 Jy ! Component: 2600 - total flux cleaned = -0.00192037 Jy ! Component: 2650 - total flux cleaned = -0.00189588 Jy ! Component: 2700 - total flux cleaned = -0.00188774 Jy ! Component: 2750 - total flux cleaned = -0.00187166 Jy ! Component: 2800 - total flux cleaned = -0.0018557 Jy ! Component: 2850 - total flux cleaned = -0.00183981 Jy ! Component: 2900 - total flux cleaned = -0.0018319 Jy ! Component: 2950 - total flux cleaned = -0.00179265 Jy ! Component: 3000 - total flux cleaned = -0.0017692 Jy ! Component: 3050 - total flux cleaned = -0.00175359 Jy ! Component: 3100 - total flux cleaned = -0.00173041 Jy ! Component: 3150 - total flux cleaned = -0.00172272 Jy ! Component: 3200 - total flux cleaned = -0.00168441 Jy ! Component: 3250 - total flux cleaned = -0.00167677 Jy ! Component: 3300 - total flux cleaned = -0.00166151 Jy ! Component: 3350 - total flux cleaned = -0.00163123 Jy ! Component: 3400 - total flux cleaned = -0.00160863 Jy ! Component: 3450 - total flux cleaned = -0.00159359 Jy ! Component: 3500 - total flux cleaned = -0.00156366 Jy ! Component: 3550 - total flux cleaned = -0.00155623 Jy ! Component: 3600 - total flux cleaned = -0.00152651 Jy ! Component: 3650 - total flux cleaned = -0.00151913 Jy ! Component: 3700 - total flux cleaned = -0.00151912 Jy ! Component: 3750 - total flux cleaned = -0.00148236 Jy ! Component: 3800 - total flux cleaned = -0.00148242 Jy ! Component: 3850 - total flux cleaned = -0.00145321 Jy ! Component: 3900 - total flux cleaned = -0.0014459 Jy ! Component: 3950 - total flux cleaned = -0.0014241 Jy ! Component: 4000 - total flux cleaned = -0.00140961 Jy ! Component: 4050 - total flux cleaned = -0.00139507 Jy ! Total flux subtracted in 4096 components = -0.00135168 Jy ! Clean residual min=-0.000375 max=0.000497 Jy/beam ! Clean residual mean=-0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0862395 Jy keep ! Adding 257 model components to the UV plane model. ! The established model now contains 393 components and 0.0862395 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1750+2020_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.102 x 2.67 at 16.18 degrees (North through East) ! Clean map min=-0.0011326 max=0.035307 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1750+2020_X_map.fits wmodel /vlbi/sb072/temp_maps//J1750+2020_X_map.mod ! Writing 393 model components to file: /vlbi/sb072/temp_maps//J1750+2020_X_map.mod wobs /vlbi/sb072/temp_maps//J1750+2020_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1750+2020_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1750+2020_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1750+2020_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.035307 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00012193 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.03602 1.03602 2.07205 4.14409 8.28819 16.5764 33.1527 66.3055 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 289.568 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1750+2020_X_dfm.log closed on Tue Mar 5 23:25:58 2019