! Started logfile: /tmp/maps//J1920+2651_C_20180619_dfm.log on Wed Jul 4 23:35:22 2018 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 /tmp/maps//J1920+2651_C_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J1920+2651_C_20180619_uva.fits ! AN table 1: 20 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1920+2651 ! ! 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 76 lines of history. ! ! Reading 4480 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 J1920+2651_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=1.017201Jy sigma=26.255230 ! Fit after self-cal, rms=0.809679Jy sigma=21.074391 ! 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=2.26 mas, bmaj=5.081 mas, bpa=0.6626 degrees ! Estimated noise=0.670994 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 = 0.144928 Jy ! Component: 100 - total flux cleaned = 0.179212 Jy ! Total flux subtracted in 100 components = 0.179212 Jy ! Clean residual min=-0.007472 max=0.013313 Jy/beam ! Clean residual mean=0.000005 rms=0.002119 Jy/beam ! Combined flux in latest and established models = 0.179212 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.179212 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=0.041435Jy sigma=0.976330 ! Fit after self-cal, rms=0.041430Jy sigma=0.976084 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138399 Jy ! Component: 100 - total flux cleaned = 0.0209178 Jy ! Total flux subtracted in 100 components = 0.0209178 Jy ! Clean residual min=-0.005504 max=0.006536 Jy/beam ! Clean residual mean=0.000002 rms=0.001407 Jy/beam ! Combined flux in latest and established models = 0.20013 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 0.20013 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=0.035494Jy sigma=0.830577 ! Fit after self-cal, rms=0.035478Jy sigma=0.830382 ! 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=2.935 mas, bmaj=5.313 mas, bpa=-0.6106 degrees ! Estimated noise=0.41916 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 = 0.00714131 Jy ! Component: 100 - total flux cleaned = 0.0115502 Jy ! Component: 150 - total flux cleaned = 0.0145327 Jy ! Component: 200 - total flux cleaned = 0.0165613 Jy ! Total flux subtracted in 200 components = 0.0165613 Jy ! Clean residual min=-0.005828 max=0.005822 Jy/beam ! Clean residual mean=0.000006 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.216691 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 44 components and 0.216691 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=0.033791Jy sigma=0.786634 ! Fit after self-cal, rms=0.033789Jy sigma=0.786573 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.935 x 5.313 at -0.6106 degrees (North through East) ! Clean map min=-0.0056932 max=0.18862 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 KP 0.96 LA 1.01 ! MK 0.90 NL 1.07 OV 1.03 PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 KP 0.96 LA 1.03 ! MK 0.95 NL 1.05 OV 1.03 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 KP 0.95 LA 1.04 ! MK 0.93 NL 1.07 OV 1.02 PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 KP 0.96 LA 1.04 ! MK 0.95 NL 1.07 OV 1.01 PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 KP 0.98 LA 1.05 ! MK 0.96 NL 1.07 OV 1.04 PT 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 KP 0.98 LA 1.07 ! MK 1.00 NL 1.08 OV 1.05 PT 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 KP 0.98 LA 1.06 ! MK 0.99 NL 1.09 OV 1.03 PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 KP 0.99 LA 1.07 ! MK 0.99 NL 1.07 OV 1.05 PT 0.94 ! ! ! Fit before self-cal, rms=0.033789Jy sigma=0.786573 ! Fit after self-cal, rms=0.030217Jy sigma=0.703015 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.937 mas, bmaj=5.318 mas, bpa=-0.3334 degrees ! Estimated noise=0.417565 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 = -0.00175056 Jy ! Component: 100 - total flux cleaned = -0.00192133 Jy ! Component: 150 - total flux cleaned = -0.00196525 Jy ! Component: 200 - total flux cleaned = -0.00203003 Jy ! Total flux subtracted in 200 components = -0.00203003 Jy ! Clean residual min=-0.001696 max=0.001782 Jy/beam ! Clean residual mean=-0.000000 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.214661 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 0.214661 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=0.030024Jy sigma=0.697804 ! Fit after self-cal, rms=0.030020Jy sigma=0.697692 ! 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=0.030020Jy sigma=0.697692 ! Fit after self-cal, rms=0.029957Jy sigma=0.696716 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.936 mas, bmaj=5.328 mas, bpa=-0.2818 degrees ! Estimated noise=0.417896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000984698 Jy ! Component: 100 - total flux cleaned = -0.00101391 Jy ! Component: 150 - total flux cleaned = -0.00103635 Jy ! Component: 200 - total flux cleaned = -0.00103619 Jy ! Total flux subtracted in 200 components = -0.00103619 Jy ! Clean residual min=-0.001417 max=0.001608 Jy/beam ! Clean residual mean=-0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.213625 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 58 components and 0.213625 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=0.029900Jy sigma=0.695315 ! Fit after self-cal, rms=0.029898Jy sigma=0.695309 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) ! Added new window around map position (42.9, -62.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139409 Jy ! Component: 100 - total flux cleaned = 0.00171125 Jy ! Component: 150 - total flux cleaned = 0.00197161 Jy ! Component: 200 - total flux cleaned = 0.00221124 Jy ! Total flux subtracted in 200 components = 0.00221124 Jy ! Clean residual min=-0.001240 max=0.001531 Jy/beam ! Clean residual mean=-0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.215836 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 89 components and 0.215836 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=0.029825Jy sigma=0.693084 ! Fit after self-cal, rms=0.029824Jy sigma=0.693034 ! Inverting map ! Added new window around map position (-24.6, -34.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00089885 Jy ! Component: 100 - total flux cleaned = 0.000973759 Jy ! Component: 150 - total flux cleaned = 0.00119329 Jy ! Component: 200 - total flux cleaned = 0.00136366 Jy ! Total flux subtracted in 200 components = 0.00136366 Jy ! Clean residual min=-0.001118 max=0.001059 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.2172 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 118 components and 0.2172 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=0.029753Jy sigma=0.691432 ! Fit after self-cal, rms=0.029750Jy sigma=0.691344 ! 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=0.029750Jy sigma=0.691344 ! Fit after self-cal, rms=0.029712Jy sigma=0.691006 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.935 mas, bmaj=5.336 mas, bpa=-0.2609 degrees ! Estimated noise=0.417869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.53153e-05 Jy ! Component: 100 - total flux cleaned = -0.000155136 Jy ! Component: 150 - total flux cleaned = -0.000108887 Jy ! Component: 200 - total flux cleaned = -8.15469e-05 Jy ! Total flux subtracted in 200 components = -8.15469e-05 Jy ! Clean residual min=-0.001099 max=0.001036 Jy/beam ! Clean residual mean=0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.217118 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 137 components and 0.217118 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=0.029691Jy sigma=0.690459 ! Fit after self-cal, rms=0.029690Jy sigma=0.690447 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 = 9.67913e-05 Jy ! Component: 100 - total flux cleaned = 0.000146329 Jy ! Component: 150 - total flux cleaned = 0.000168908 Jy ! Component: 200 - total flux cleaned = 0.000168487 Jy ! Total flux subtracted in 200 components = 0.000168487 Jy ! Clean residual min=-0.001084 max=0.001033 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.217287 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 161 components and 0.217287 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=0.029682Jy sigma=0.690229 ! Fit after self-cal, rms=0.029681Jy sigma=0.690226 ! 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=0.029681Jy sigma=0.690226 ! Fit after self-cal, rms=0.029677Jy sigma=0.690145 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.349 mas, bmaj=5.626 mas, bpa=-0.1596 degrees ! Estimated noise=0.446551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.02756e-05 Jy ! Component: 100 - total flux cleaned = -0.000137522 Jy ! Component: 150 - total flux cleaned = -0.000108077 Jy ! Component: 200 - total flux cleaned = -9.02801e-05 Jy ! Total flux subtracted in 200 components = -9.02801e-05 Jy ! Clean residual min=-0.000877 max=0.000967 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.217196 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 178 components and 0.217196 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=0.029671Jy sigma=0.689963 ! Fit after self-cal, rms=0.029670Jy sigma=0.689952 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 = 5.77365e-05 Jy ! Component: 100 - total flux cleaned = 0.000114881 Jy ! Component: 150 - total flux cleaned = 0.000144757 Jy ! Component: 200 - total flux cleaned = 0.000165886 Jy ! Total flux subtracted in 200 components = 0.000165886 Jy ! Clean residual min=-0.000877 max=0.000960 Jy/beam ! Clean residual mean=0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.217362 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 187 components and 0.217362 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=0.029667Jy sigma=0.689873 ! Fit after self-cal, rms=0.029667Jy sigma=0.689870 ! 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=2.935 mas, bmaj=5.34 mas, bpa=-0.2494 degrees ! Estimated noise=0.418029 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.935 x 5.34 at -0.2494 degrees (North through East) ! Clean map min=-0.0010322 max=0.18789 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=2.249 mas, bmaj=5.12 mas, bpa=1.118 degrees ! Estimated noise=0.666584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.143966 Jy ! Component: 100 - total flux cleaned = 0.177022 Jy ! Component: 150 - total flux cleaned = 0.18955 Jy ! Component: 200 - total flux cleaned = 0.196628 Jy ! Total flux subtracted in 200 components = 0.196628 Jy ! Clean residual min=-0.003093 max=0.003874 Jy/beam ! Clean residual mean=0.000002 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.196628 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.196628 Jy ! Inverting map and beam ! Estimated beam: bmin=2.935 mas, bmaj=5.34 mas, bpa=-0.2494 degrees ! Estimated noise=0.418029 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 = 0.00667707 Jy ! Component: 100 - total flux cleaned = 0.010439 Jy ! Component: 150 - total flux cleaned = 0.0127417 Jy ! Component: 200 - total flux cleaned = 0.0144892 Jy ! Total flux subtracted in 200 components = 0.0144892 Jy ! Clean residual min=-0.001503 max=0.001861 Jy/beam ! Clean residual mean=0.000000 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.211118 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 59 components and 0.211118 Jy ! Inverting map ! Added new window around map position (52.2, 54). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156972 Jy ! Component: 100 - total flux cleaned = 0.00239614 Jy ! Component: 150 - total flux cleaned = 0.00305423 Jy ! Component: 200 - total flux cleaned = 0.00366972 Jy ! Total flux subtracted in 200 components = 0.00366972 Jy ! Clean residual min=-0.001151 max=0.001116 Jy/beam ! Clean residual mean=0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.214787 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 93 components and 0.214787 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=4.349 mas, bmaj=5.626 mas, bpa=-0.1596 degrees ! Estimated noise=0.446551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000762207 Jy ! Component: 100 - total flux cleaned = 0.00119527 Jy ! Component: 150 - total flux cleaned = 0.00154394 Jy ! Component: 200 - total flux cleaned = 0.00182791 Jy ! Total flux subtracted in 200 components = 0.00182791 Jy ! Clean residual min=-0.000974 max=0.001071 Jy/beam ! Clean residual mean=0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.216615 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 = 0.00019572 Jy ! Component: 100 - total flux cleaned = 0.000303022 Jy ! Component: 150 - total flux cleaned = 0.00035243 Jy ! Component: 200 - total flux cleaned = 0.000399666 Jy ! Total flux subtracted in 200 components = 0.000399666 Jy ! Clean residual min=-0.000869 max=0.001035 Jy/beam ! Clean residual mean=0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.217015 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 139 components and 0.217015 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.935 mas, bmaj=5.34 mas, bpa=-0.2494 degrees ! Estimated noise=0.418029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.43273e-05 Jy ! Component: 100 - total flux cleaned = 7.1486e-05 Jy ! Component: 150 - total flux cleaned = 0.000123778 Jy ! Component: 200 - total flux cleaned = 0.000156181 Jy ! Total flux subtracted in 200 components = 0.000156181 Jy ! Clean residual min=-0.000959 max=0.001058 Jy/beam ! Clean residual mean=0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.217171 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 161 components and 0.217171 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=0.029637Jy sigma=0.689610 ! Fit after self-cal, rms=0.029628Jy sigma=0.689417 wmodel J1920+2651_C_map.mod ! Writing 161 model components to file: J1920+2651_C_map.mod wobs J1920+2651_C_uvs.fits ! Writing UV FITS file: J1920+2651_C_uvs.fits wwins J1920+2651_C_map.win ! wwins: Wrote 4 windows to J1920+2651_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 = 0.000337649 Jy ! Component: 100 - total flux cleaned = 0.000469719 Jy ! Component: 150 - total flux cleaned = 0.000439123 Jy ! Component: 200 - total flux cleaned = 0.000321528 Jy ! Component: 250 - total flux cleaned = 0.000236363 Jy ! Component: 300 - total flux cleaned = 0.000181679 Jy ! Component: 350 - total flux cleaned = 0.000155308 Jy ! Component: 400 - total flux cleaned = 0.000103916 Jy ! Component: 450 - total flux cleaned = 5.38229e-05 Jy ! Component: 500 - total flux cleaned = 5.40887e-06 Jy ! Component: 550 - total flux cleaned = -1.77034e-05 Jy ! Component: 600 - total flux cleaned = -4.04963e-05 Jy ! Component: 650 - total flux cleaned = -0.000108122 Jy ! Component: 700 - total flux cleaned = -0.000141275 Jy ! Component: 750 - total flux cleaned = -0.000227957 Jy ! Component: 800 - total flux cleaned = -0.000313362 Jy ! Component: 850 - total flux cleaned = -0.000407542 Jy ! Component: 900 - total flux cleaned = -0.000489711 Jy ! Component: 950 - total flux cleaned = -0.000550361 Jy ! Component: 1000 - total flux cleaned = -0.000600298 Jy ! Component: 1050 - total flux cleaned = -0.000659011 Jy ! Component: 1100 - total flux cleaned = -0.000707405 Jy ! Component: 1150 - total flux cleaned = -0.000707439 Jy ! Component: 1200 - total flux cleaned = -0.000764053 Jy ! Component: 1250 - total flux cleaned = -0.000791908 Jy ! Component: 1300 - total flux cleaned = -0.000791803 Jy ! Component: 1350 - total flux cleaned = -0.000810025 Jy ! Component: 1400 - total flux cleaned = -0.000828071 Jy ! Component: 1450 - total flux cleaned = -0.00085483 Jy ! Component: 1500 - total flux cleaned = -0.000863611 Jy ! Component: 1550 - total flux cleaned = -0.000889739 Jy ! Component: 1600 - total flux cleaned = -0.00088973 Jy ! Component: 1650 - total flux cleaned = -0.000915434 Jy ! Component: 1700 - total flux cleaned = -0.000932336 Jy ! Component: 1750 - total flux cleaned = -0.000949147 Jy ! Component: 1800 - total flux cleaned = -0.00095739 Jy ! Component: 1850 - total flux cleaned = -0.00095742 Jy ! Component: 1900 - total flux cleaned = -0.000965577 Jy ! Component: 1950 - total flux cleaned = -0.000973622 Jy ! Component: 2000 - total flux cleaned = -0.000965631 Jy ! Component: 2050 - total flux cleaned = -0.000965679 Jy ! Component: 2100 - total flux cleaned = -0.000981428 Jy ! Component: 2150 - total flux cleaned = -0.000965718 Jy ! Component: 2200 - total flux cleaned = -0.000950109 Jy ! Component: 2250 - total flux cleaned = -0.00095774 Jy ! Component: 2300 - total flux cleaned = -0.000957692 Jy ! Component: 2350 - total flux cleaned = -0.000957565 Jy ! Component: 2400 - total flux cleaned = -0.000935056 Jy ! Component: 2450 - total flux cleaned = -0.000950025 Jy ! Component: 2500 - total flux cleaned = -0.000950037 Jy ! Component: 2550 - total flux cleaned = -0.000949972 Jy ! Component: 2600 - total flux cleaned = -0.000935329 Jy ! Component: 2650 - total flux cleaned = -0.000920881 Jy ! Component: 2700 - total flux cleaned = -0.000935326 Jy ! Component: 2750 - total flux cleaned = -0.000913938 Jy ! Component: 2800 - total flux cleaned = -0.000913996 Jy ! Component: 2850 - total flux cleaned = -0.000907023 Jy ! Component: 2900 - total flux cleaned = -0.000942003 Jy ! Component: 2950 - total flux cleaned = -0.000928028 Jy ! Component: 3000 - total flux cleaned = -0.000921142 Jy ! Component: 3050 - total flux cleaned = -0.000948551 Jy ! Component: 3100 - total flux cleaned = -0.00094858 Jy ! Component: 3150 - total flux cleaned = -0.000962164 Jy ! Component: 3200 - total flux cleaned = -0.000975574 Jy ! Component: 3250 - total flux cleaned = -0.000968874 Jy ! Component: 3300 - total flux cleaned = -0.00100205 Jy ! Component: 3350 - total flux cleaned = -0.0010153 Jy ! Component: 3400 - total flux cleaned = -0.00102184 Jy ! Component: 3450 - total flux cleaned = -0.0010414 Jy ! Component: 3500 - total flux cleaned = -0.0010738 Jy ! Component: 3550 - total flux cleaned = -0.00108666 Jy ! Component: 3600 - total flux cleaned = -0.00110583 Jy ! Component: 3650 - total flux cleaned = -0.0011313 Jy ! Component: 3700 - total flux cleaned = -0.00116924 Jy ! Component: 3750 - total flux cleaned = -0.00117548 Jy ! Component: 3800 - total flux cleaned = -0.00119426 Jy ! Component: 3850 - total flux cleaned = -0.00123152 Jy ! Component: 3900 - total flux cleaned = -0.00125626 Jy ! Component: 3950 - total flux cleaned = -0.0012747 Jy ! Component: 4000 - total flux cleaned = -0.00131144 Jy ! Component: 4050 - total flux cleaned = -0.00134799 Jy ! Total flux subtracted in 4096 components = -0.00139041 Jy ! Clean residual min=-0.000365 max=0.000321 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.215781 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 424 components and 0.215781 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1920+2651_C_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.935 x 5.34 at -0.2494 degrees (North through East) ! Clean map min=-0.00079613 max=0.18805 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1920+2651_C_20180619_map.fits wmodel /tmp/maps//J1920+2651_C_20180619_map.mod ! Writing 424 model components to file: /tmp/maps//J1920+2651_C_20180619_map.mod wobs /tmp/maps//J1920+2651_C_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J1920+2651_C_20180619_uvs.fits wwins /tmp/maps//J1920+2651_C_20180619_map.win ! wwins: Wrote 5 windows to /tmp/maps//J1920+2651_C_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.188054 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113517 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.181093 0.181093 0.362186 0.724372 1.44874 2.89749 5.79498 11.59 23.1799 46.3598 92.7196 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.188 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1656.61 quit ! Quitting program ! Log file /tmp/maps//J1920+2651_C_20180619_dfm.log closed on Wed Jul 4 23:35:26 2018