! Started logfile: /vlbi/sb072/temp_maps//J0846-1456_C_dfm.log on Tue Mar 5 22:51:25 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//J0846-1456_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0846-1456_C_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0846-1456 ! ! 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 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0846-1456_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. ! ! 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=1.001363Jy sigma=38.033798 ! Fit after self-cal, rms=0.876552Jy sigma=33.343668 ! 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=1.361 mas, bmaj=3.31 mas, bpa=-4.072 degrees ! Estimated noise=0.819946 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 = 0.0966438 Jy ! Component: 100 - total flux cleaned = 0.117718 Jy ! Total flux subtracted in 100 components = 0.117718 Jy ! Clean residual min=-0.004412 max=0.008154 Jy/beam ! Clean residual mean=-0.000002 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.117718 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.117718 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=0.024493Jy sigma=0.855643 ! Fit after self-cal, rms=0.024474Jy sigma=0.855355 ! Inverting map ! Added new window around map position (3.6, 0.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00687586 Jy ! Component: 100 - total flux cleaned = 0.00847603 Jy ! Total flux subtracted in 100 components = 0.00847603 Jy ! Clean residual min=-0.003688 max=0.004377 Jy/beam ! Clean residual mean=-0.000001 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.126194 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.126194 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=0.023146Jy sigma=0.788479 ! Fit after self-cal, rms=0.022990Jy sigma=0.783414 ! 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=1.75 mas, bmaj=4.053 mas, bpa=-2.563 degrees ! Estimated noise=0.568106 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 = 0.00211184 Jy ! Component: 100 - total flux cleaned = 0.0028587 Jy ! Component: 150 - total flux cleaned = 0.00310788 Jy ! Component: 200 - total flux cleaned = 0.00328343 Jy ! Total flux subtracted in 200 components = 0.00328343 Jy ! Clean residual min=-0.003703 max=0.003736 Jy/beam ! Clean residual mean=-0.000000 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.129478 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.129478 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=0.022822Jy sigma=0.773599 ! Fit after self-cal, rms=0.022812Jy sigma=0.773390 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.75 x 4.053 at -2.563 degrees (North through East) ! Clean map min=-0.0036728 max=0.12155 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 KP 0.97 LA 1.09 ! MK 1.04 NL 1.03 OV 1.05 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.95 KP 0.98 LA 1.07 ! MK 1.03 NL 1.00 OV 0.96 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.93 KP 0.95 LA 1.10 ! MK 0.96 NL 1.03 OV 1.03 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.95 KP 0.99 LA 1.06 ! MK 0.99 NL 1.10 OV 0.99 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.94 KP 0.98 LA 1.06 ! MK 0.95 NL 1.01 OV 1.00 PT 0.97 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 KP 0.97 LA 1.07 ! MK 0.99 NL 1.04 OV 1.01 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 KP 0.97 LA 1.04 ! MK 0.99 NL 1.03 OV 1.02 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 KP 0.97 LA 1.05 ! MK 1.03 NL 1.05 OV 1.00 PT 0.91 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.022812Jy sigma=0.773390 ! Fit after self-cal, rms=0.021625Jy sigma=0.696068 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.745 mas, bmaj=4.072 mas, bpa=-2.47 degrees ! Estimated noise=0.568102 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 = -0.000866001 Jy ! Component: 100 - total flux cleaned = -0.00101783 Jy ! Component: 150 - total flux cleaned = -0.00112232 Jy ! Component: 200 - total flux cleaned = -0.0011368 Jy ! Total flux subtracted in 200 components = -0.0011368 Jy ! Clean residual min=-0.001803 max=0.001414 Jy/beam ! Clean residual mean=0.000000 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.128341 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.128341 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=0.021563Jy sigma=0.693296 ! Fit after self-cal, rms=0.021563Jy sigma=0.692925 ! 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=0.021563Jy sigma=0.692925 ! Fit after self-cal, rms=0.021571Jy sigma=0.692363 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.745 mas, bmaj=4.072 mas, bpa=-2.452 degrees ! Estimated noise=0.568033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00055483 Jy ! Component: 100 - total flux cleaned = -0.00060348 Jy ! Component: 150 - total flux cleaned = -0.000615784 Jy ! Component: 200 - total flux cleaned = -0.000638151 Jy ! Total flux subtracted in 200 components = -0.000638151 Jy ! Clean residual min=-0.001759 max=0.001418 Jy/beam ! Clean residual mean=0.000000 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.127703 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.127703 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=0.021543Jy sigma=0.691117 ! Fit after self-cal, rms=0.021540Jy sigma=0.690971 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 = -0.000110693 Jy ! Component: 100 - total flux cleaned = -0.000122109 Jy ! Component: 150 - total flux cleaned = -0.000132314 Jy ! Component: 200 - total flux cleaned = -0.000150294 Jy ! Total flux subtracted in 200 components = -0.000150294 Jy ! Clean residual min=-0.001736 max=0.001453 Jy/beam ! Clean residual mean=0.000000 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.127553 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 58 components and 0.127553 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=0.021531Jy sigma=0.690571 ! Fit after self-cal, rms=0.021531Jy sigma=0.690543 ! 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=0.021531Jy sigma=0.690543 ! Fit after self-cal, rms=0.021542Jy sigma=0.690079 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.744 mas, bmaj=4.072 mas, bpa=-2.45 degrees ! Estimated noise=0.568009 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000431484 Jy ! Component: 100 - total flux cleaned = -0.000452184 Jy ! Component: 150 - total flux cleaned = -0.000469252 Jy ! Component: 200 - total flux cleaned = -0.000477591 Jy ! Total flux subtracted in 200 components = -0.000477591 Jy ! Clean residual min=-0.001708 max=0.001450 Jy/beam ! Clean residual mean=0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.127075 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 62 components and 0.127075 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=0.021527Jy sigma=0.689410 ! Fit after self-cal, rms=0.021526Jy sigma=0.689349 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 = -8.29795e-05 Jy ! Component: 100 - total flux cleaned = -9.83244e-05 Jy ! Component: 150 - total flux cleaned = -0.000105288 Jy ! Component: 200 - total flux cleaned = -0.00010532 Jy ! Total flux subtracted in 200 components = -0.00010532 Jy ! Clean residual min=-0.001692 max=0.001474 Jy/beam ! Clean residual mean=0.000000 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.12697 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 0.12697 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=0.021521Jy sigma=0.689153 ! Fit after self-cal, rms=0.021521Jy sigma=0.689142 ! 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=0.021521Jy sigma=0.689142 ! Fit after self-cal, rms=0.021530Jy sigma=0.688838 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.251 mas, bmaj=8.186 mas, bpa=-7.573 degrees ! Estimated noise=0.705585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000206672 Jy ! Component: 100 - total flux cleaned = -0.000217515 Jy ! Component: 150 - total flux cleaned = -0.000217609 Jy ! Component: 200 - total flux cleaned = -0.000212711 Jy ! Total flux subtracted in 200 components = -0.000212711 Jy ! Clean residual min=-0.001634 max=0.001479 Jy/beam ! Clean residual mean=0.000001 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.126757 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.126757 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=0.021523Jy sigma=0.688531 ! Fit after self-cal, rms=0.021523Jy sigma=0.688443 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 = -1.40986e-05 Jy ! Component: 100 - total flux cleaned = -1.41267e-05 Jy ! Component: 150 - total flux cleaned = -2.00271e-05 Jy ! Component: 200 - total flux cleaned = -2.01246e-05 Jy ! Total flux subtracted in 200 components = -2.01246e-05 Jy ! Clean residual min=-0.001634 max=0.001481 Jy/beam ! Clean residual mean=0.000001 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.126737 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 73 components and 0.126737 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=0.021522Jy sigma=0.688428 ! Fit after self-cal, rms=0.021522Jy sigma=0.688362 ! 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=1.744 mas, bmaj=4.073 mas, bpa=-2.45 degrees ! Estimated noise=0.56796 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.744 x 4.073 at -2.45 degrees (North through East) ! Clean map min=-0.0015882 max=0.12178 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=1.353 mas, bmaj=3.321 mas, bpa=-3.902 degrees ! Estimated noise=0.821221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.096787 Jy ! Component: 100 - total flux cleaned = 0.117893 Jy ! Component: 150 - total flux cleaned = 0.123409 Jy ! Component: 200 - total flux cleaned = 0.125004 Jy ! Total flux subtracted in 200 components = 0.125004 Jy ! Clean residual min=-0.002323 max=0.002040 Jy/beam ! Clean residual mean=-0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.125004 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.125004 Jy ! Inverting map and beam ! Estimated beam: bmin=1.744 mas, bmaj=4.073 mas, bpa=-2.45 degrees ! Estimated noise=0.56796 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 = 0.00135551 Jy ! Component: 100 - total flux cleaned = 0.00138486 Jy ! Component: 150 - total flux cleaned = 0.00138355 Jy ! Component: 200 - total flux cleaned = 0.00140253 Jy ! Total flux subtracted in 200 components = 0.00140253 Jy ! Clean residual min=-0.001756 max=0.001517 Jy/beam ! Clean residual mean=0.000000 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.126406 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 0.126406 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=4.251 mas, bmaj=8.186 mas, bpa=-7.573 degrees ! Estimated noise=0.705585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000298377 Jy ! Component: 100 - total flux cleaned = 0.000339383 Jy ! Component: 150 - total flux cleaned = 0.000339585 Jy ! Component: 200 - total flux cleaned = 0.00033995 Jy ! Total flux subtracted in 200 components = 0.00033995 Jy ! Clean residual min=-0.001699 max=0.001568 Jy/beam ! Clean residual mean=0.000001 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.126746 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 = 9.27239e-06 Jy ! Component: 100 - total flux cleaned = 9.24131e-06 Jy ! Component: 150 - total flux cleaned = 1.65657e-05 Jy ! Component: 200 - total flux cleaned = 1.65326e-05 Jy ! Total flux subtracted in 200 components = 1.65326e-05 Jy ! Clean residual min=-0.001680 max=0.001552 Jy/beam ! Clean residual mean=0.000001 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.126763 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.126763 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.744 mas, bmaj=4.073 mas, bpa=-2.45 degrees ! Estimated noise=0.56796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000104347 Jy ! Component: 100 - total flux cleaned = -0.000159792 Jy ! Component: 150 - total flux cleaned = -0.000171372 Jy ! Component: 200 - total flux cleaned = -0.000160791 Jy ! Total flux subtracted in 200 components = -0.000160791 Jy ! Clean residual min=-0.001710 max=0.001563 Jy/beam ! Clean residual mean=0.000000 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.126602 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 53 components and 0.126602 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=0.021545Jy sigma=0.688956 ! Fit after self-cal, rms=0.021544Jy sigma=0.688838 wmodel J0846-1456_C_map.mod ! Writing 53 model components to file: J0846-1456_C_map.mod wobs J0846-1456_C_uvs.fits ! Writing UV FITS file: J0846-1456_C_uvs.fits wwins J0846-1456_C_map.win ! wwins: Wrote 2 windows to J0846-1456_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 = -0.000372373 Jy ! Component: 100 - total flux cleaned = -0.000554522 Jy ! Component: 150 - total flux cleaned = -0.000771517 Jy ! Component: 200 - total flux cleaned = -0.00100241 Jy ! Component: 250 - total flux cleaned = -0.00120048 Jy ! Component: 300 - total flux cleaned = -0.00143241 Jy ! Component: 350 - total flux cleaned = -0.00165517 Jy ! Component: 400 - total flux cleaned = -0.0017921 Jy ! Component: 450 - total flux cleaned = -0.00190565 Jy ! Component: 500 - total flux cleaned = -0.00197881 Jy ! Component: 550 - total flux cleaned = -0.00201405 Jy ! Component: 600 - total flux cleaned = -0.00204888 Jy ! Component: 650 - total flux cleaned = -0.00206537 Jy ! Component: 700 - total flux cleaned = -0.00203215 Jy ! Component: 750 - total flux cleaned = -0.00208119 Jy ! Component: 800 - total flux cleaned = -0.00209708 Jy ! Component: 850 - total flux cleaned = -0.00209719 Jy ! Component: 900 - total flux cleaned = -0.00212806 Jy ! Component: 950 - total flux cleaned = -0.00212786 Jy ! Component: 1000 - total flux cleaned = -0.0020684 Jy ! Component: 1050 - total flux cleaned = -0.00206872 Jy ! Component: 1100 - total flux cleaned = -0.00205445 Jy ! Component: 1150 - total flux cleaned = -0.00204033 Jy ! Component: 1200 - total flux cleaned = -0.00204007 Jy ! Component: 1250 - total flux cleaned = -0.00199871 Jy ! Component: 1300 - total flux cleaned = -0.00201222 Jy ! Component: 1350 - total flux cleaned = -0.00195866 Jy ! Component: 1400 - total flux cleaned = -0.00197196 Jy ! Component: 1450 - total flux cleaned = -0.00197191 Jy ! Component: 1500 - total flux cleaned = -0.00199774 Jy ! Component: 1550 - total flux cleaned = -0.0020102 Jy ! Component: 1600 - total flux cleaned = -0.00196013 Jy ! Component: 1650 - total flux cleaned = -0.00197244 Jy ! Component: 1700 - total flux cleaned = -0.00197238 Jy ! Component: 1750 - total flux cleaned = -0.00194801 Jy ! Component: 1800 - total flux cleaned = -0.00194803 Jy ! Component: 1850 - total flux cleaned = -0.00191252 Jy ! Component: 1900 - total flux cleaned = -0.00192433 Jy ! Component: 1950 - total flux cleaned = -0.00192439 Jy ! Component: 2000 - total flux cleaned = -0.00192451 Jy ! Component: 2050 - total flux cleaned = -0.00195827 Jy ! Component: 2100 - total flux cleaned = -0.00196937 Jy ! Component: 2150 - total flux cleaned = -0.00196936 Jy ! Component: 2200 - total flux cleaned = -0.0019912 Jy ! Component: 2250 - total flux cleaned = -0.00201279 Jy ! Component: 2300 - total flux cleaned = -0.00200205 Jy ! Component: 2350 - total flux cleaned = -0.00203401 Jy ! Component: 2400 - total flux cleaned = -0.0020235 Jy ! Component: 2450 - total flux cleaned = -0.00205489 Jy ! Component: 2500 - total flux cleaned = -0.00206512 Jy ! Component: 2550 - total flux cleaned = -0.00202423 Jy ! Component: 2600 - total flux cleaned = -0.00206486 Jy ! Component: 2650 - total flux cleaned = -0.00209495 Jy ! Component: 2700 - total flux cleaned = -0.00208486 Jy ! Component: 2750 - total flux cleaned = -0.00210459 Jy ! Component: 2800 - total flux cleaned = -0.0021145 Jy ! Component: 2850 - total flux cleaned = -0.00211462 Jy ! Component: 2900 - total flux cleaned = -0.00216306 Jy ! Component: 2950 - total flux cleaned = -0.00216314 Jy ! Component: 3000 - total flux cleaned = -0.002144 Jy ! Component: 3050 - total flux cleaned = -0.00215337 Jy ! Component: 3100 - total flux cleaned = -0.0021157 Jy ! Component: 3150 - total flux cleaned = -0.00209699 Jy ! Component: 3200 - total flux cleaned = -0.00210623 Jy ! Component: 3250 - total flux cleaned = -0.00207853 Jy ! Component: 3300 - total flux cleaned = -0.00208767 Jy ! Component: 3350 - total flux cleaned = -0.00208757 Jy ! Component: 3400 - total flux cleaned = -0.00206944 Jy ! Component: 3450 - total flux cleaned = -0.00205146 Jy ! Component: 3500 - total flux cleaned = -0.00202465 Jy ! Component: 3550 - total flux cleaned = -0.00200689 Jy ! Component: 3600 - total flux cleaned = -0.00197172 Jy ! Component: 3650 - total flux cleaned = -0.00197177 Jy ! Component: 3700 - total flux cleaned = -0.00194573 Jy ! Component: 3750 - total flux cleaned = -0.00191114 Jy ! Component: 3800 - total flux cleaned = -0.00189393 Jy ! Component: 3850 - total flux cleaned = -0.0018939 Jy ! Component: 3900 - total flux cleaned = -0.00186828 Jy ! Component: 3950 - total flux cleaned = -0.00185986 Jy ! Component: 4000 - total flux cleaned = -0.00183447 Jy ! Component: 4050 - total flux cleaned = -0.00177568 Jy ! Total flux subtracted in 4096 components = -0.00179241 Jy ! Clean residual min=-0.000490 max=0.000437 Jy/beam ! Clean residual mean=0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.12481 Jy keep ! Adding 253 model components to the UV plane model. ! The established model now contains 306 components and 0.12481 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0846-1456_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.744 x 4.073 at -2.45 degrees (North through East) ! Clean map min=-0.0011617 max=0.12225 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0846-1456_C_map.fits wmodel /vlbi/sb072/temp_maps//J0846-1456_C_map.mod ! Writing 306 model components to file: /vlbi/sb072/temp_maps//J0846-1456_C_map.mod wobs /vlbi/sb072/temp_maps//J0846-1456_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0846-1456_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0846-1456_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0846-1456_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122251 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000136768 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.335624 0.335624 0.671248 1.3425 2.68499 5.36998 10.74 21.4799 42.9599 85.9197 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 893.857 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0846-1456_C_dfm.log closed on Tue Mar 5 22:51:30 2019