! Started logfile: .//J1642-0621_X_dfm.log on Mon Jan 20 18:30:27 2020 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 .//J1642-0621_X_uva.fits ! Reading UV FITS file: .//J1642-0621_X_uva.fits ! AN table 1: 15 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1642-0621 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 720 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 J1642-0621_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=1.902971Jy sigma=39.537731 ! Fit after self-cal, rms=0.749246Jy sigma=15.182360 ! 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=1.831 mas, bmaj=4.418 mas, bpa=-0.4545 degrees ! Estimated noise=1.53321 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.3578 Jy ! Component: 100 - total flux cleaned = 1.66093 Jy ! Total flux subtracted in 100 components = 1.66093 Jy ! Clean residual min=-0.084399 max=0.106112 Jy/beam ! Clean residual mean=-0.000008 rms=0.035392 Jy/beam ! Combined flux in latest and established models = 1.66093 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.66093 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=0.185749Jy sigma=3.646777 ! Fit after self-cal, rms=0.185748Jy sigma=3.646704 ! 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=1.949 mas, bmaj=4.491 mas, bpa=-0.5568 degrees ! Estimated noise=1.27882 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 = 0.0760292 Jy ! Component: 100 - total flux cleaned = 0.114072 Jy ! Component: 150 - total flux cleaned = 0.124689 Jy ! Component: 200 - total flux cleaned = 0.120963 Jy ! Total flux subtracted in 200 components = 0.120963 Jy ! Clean residual min=-0.018977 max=0.018797 Jy/beam ! Clean residual mean=-0.000004 rms=0.009675 Jy/beam ! Combined flux in latest and established models = 1.78189 Jy ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 77 components and 1.78189 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=0.057133Jy sigma=1.110448 ! Fit after self-cal, rms=0.057085Jy sigma=1.109771 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.949 x 4.491 at -0.5568 degrees (North through East) ! Clean map min=-0.03555 max=1.6405 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 NL 0.97 OV 1.01 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 NL 0.97 OV 1.01 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 NL 0.98 OV 1.01 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 NL 0.98 OV 1.01 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 NL 0.98 OV 1.01 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 NL 0.98 OV 1.01 PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 NL 0.99 OV 1.01 PT 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 NL 0.99 OV 1.01 PT 0.99 ! ! ! Fit before self-cal, rms=0.057085Jy sigma=1.109771 ! Fit after self-cal, rms=0.037413Jy sigma=0.773379 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=4.5 mas, bpa=-0.6719 degrees ! Estimated noise=1.26786 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 = 0.014113 Jy ! Component: 100 - total flux cleaned = 0.0141598 Jy ! Component: 150 - total flux cleaned = 0.0122426 Jy ! Component: 200 - total flux cleaned = 0.0111739 Jy ! Total flux subtracted in 200 components = 0.0111739 Jy ! Clean residual min=-0.001961 max=0.001953 Jy/beam ! Clean residual mean=-0.000003 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 1.79306 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 125 components and 1.79306 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=0.028803Jy sigma=0.596988 ! Fit after self-cal, rms=0.028793Jy sigma=0.596845 ! 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=0.028793Jy sigma=0.596845 ! Fit after self-cal, rms=0.028569Jy sigma=0.592773 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=4.5 mas, bpa=-0.6652 degrees ! Estimated noise=1.26674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198991 Jy ! Component: 100 - total flux cleaned = 0.00199821 Jy ! Component: 150 - total flux cleaned = 0.00192133 Jy ! Component: 200 - total flux cleaned = 0.00173779 Jy ! Total flux subtracted in 200 components = 0.00173779 Jy ! Clean residual min=-0.000588 max=0.000578 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 1.7948 Jy selfcal ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 174 components and 1.7948 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=0.028404Jy sigma=0.589432 ! Fit after self-cal, rms=0.028401Jy sigma=0.589371 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 = 0.000141014 Jy ! Component: 100 - total flux cleaned = 0.000299172 Jy ! Component: 150 - total flux cleaned = 0.000496063 Jy ! Component: 200 - total flux cleaned = 0.000732889 Jy ! Total flux subtracted in 200 components = 0.000732889 Jy ! Clean residual min=-0.000358 max=0.000357 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 1.79553 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 206 components and 1.79553 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=0.028370Jy sigma=0.588763 ! Fit after self-cal, rms=0.028369Jy sigma=0.588738 ! 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=0.028369Jy sigma=0.588738 ! Fit after self-cal, rms=0.028362Jy sigma=0.588605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=4.5 mas, bpa=-0.6662 degrees ! Estimated noise=1.26667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000221924 Jy ! Component: 100 - total flux cleaned = 0.000202749 Jy ! Component: 150 - total flux cleaned = 0.000237426 Jy ! Component: 200 - total flux cleaned = 0.000255499 Jy ! Total flux subtracted in 200 components = 0.000255499 Jy ! Clean residual min=-0.000300 max=0.000302 Jy/beam ! Clean residual mean=-0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 1.79579 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 238 components and 1.79579 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=0.028342Jy sigma=0.588215 ! Fit after self-cal, rms=0.028341Jy sigma=0.588205 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 = 3.72605e-05 Jy ! Component: 100 - total flux cleaned = 0.000182259 Jy ! Component: 150 - total flux cleaned = 0.000352541 Jy ! Component: 200 - total flux cleaned = 0.000464675 Jy ! Total flux subtracted in 200 components = 0.000464675 Jy ! Clean residual min=-0.000234 max=0.000233 Jy/beam ! Clean residual mean=-0.000000 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 1.79626 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 271 components and 1.79626 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=0.028328Jy sigma=0.587950 ! Fit after self-cal, rms=0.028328Jy sigma=0.587944 ! 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=0.028328Jy sigma=0.587944 ! Fit after self-cal, rms=0.028326Jy sigma=0.587897 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.249 mas, bmaj=4.297 mas, bpa=0.6038 degrees ! Estimated noise=1.30501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.73908e-05 Jy ! Component: 100 - total flux cleaned = 4.42219e-05 Jy ! Component: 150 - total flux cleaned = 4.46101e-05 Jy ! Component: 200 - total flux cleaned = 6.03309e-05 Jy ! Total flux subtracted in 200 components = 6.03309e-05 Jy ! Clean residual min=-0.000259 max=0.000260 Jy/beam ! Clean residual mean=0.000000 rms=0.000083 Jy/beam ! Combined flux in latest and established models = 1.79632 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 291 components and 1.79631 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=0.028316Jy sigma=0.587703 ! Fit after self-cal, rms=0.028316Jy sigma=0.587697 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 = 8.50981e-05 Jy ! Component: 100 - total flux cleaned = 5.05365e-05 Jy ! Component: 150 - total flux cleaned = 9.40772e-05 Jy ! Component: 200 - total flux cleaned = 0.000160152 Jy ! Total flux subtracted in 200 components = 0.000160152 Jy ! Clean residual min=-0.000186 max=0.000186 Jy/beam ! Clean residual mean=-0.000000 rms=0.000063 Jy/beam ! Combined flux in latest and established models = 1.79647 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 317 components and 1.79647 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=0.028307Jy sigma=0.587528 ! Fit after self-cal, rms=0.028307Jy sigma=0.587525 ! 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=1.944 mas, bmaj=4.5 mas, bpa=-0.666 degrees ! Estimated noise=1.26666 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.944 x 4.5 at -0.666 degrees (North through East) ! Clean map min=-0.018063 max=1.6236 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 ! Performing amp+phase self-cal ! ! 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=0.028307Jy sigma=0.587525 ! Fit after self-cal, rms=0.020788Jy sigma=0.429614 ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=4.5 mas, bpa=-0.6657 degrees ! Estimated noise=1.26668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.25821e-05 Jy ! Component: 100 - total flux cleaned = 3.20742e-05 Jy ! Component: 150 - total flux cleaned = 9.79646e-06 Jy ! Component: 200 - total flux cleaned = -8.64547e-07 Jy ! Total flux subtracted in 200 components = -8.64547e-07 Jy ! Clean residual min=-0.000182 max=0.000185 Jy/beam ! Clean residual mean=-0.000000 rms=0.000059 Jy/beam ! Combined flux in latest and established models = 1.79647 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 341 components and 1.79647 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=0.020777Jy sigma=0.429410 ! Fit after self-cal, rms=0.020777Jy sigma=0.429405 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.79228e-05 Jy ! Component: 100 - total flux cleaned = 0.00015036 Jy ! Component: 150 - total flux cleaned = 0.000184111 Jy ! Component: 200 - total flux cleaned = 0.000209133 Jy ! Total flux subtracted in 200 components = 0.000209133 Jy ! Clean residual min=-0.000138 max=0.000138 Jy/beam ! Clean residual mean=-0.000000 rms=0.000045 Jy/beam ! Combined flux in latest and established models = 1.79668 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 365 components and 1.79668 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=0.020770Jy sigma=0.429270 ! Fit after self-cal, rms=0.020770Jy sigma=0.429267 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.020770Jy sigma=0.429267 ! Fit after self-cal, rms=0.020769Jy sigma=0.429232 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=1.829 mas, bmaj=4.421 mas, bpa=-0.5415 degrees ! Estimated noise=1.51407 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.34084 Jy ! Component: 100 - total flux cleaned = 1.63751 Jy ! Component: 150 - total flux cleaned = 1.7195 Jy ! Component: 200 - total flux cleaned = 1.73527 Jy ! Total flux subtracted in 200 components = 1.73527 Jy ! Clean residual min=-0.028749 max=0.029165 Jy/beam ! Clean residual mean=-0.000002 rms=0.012510 Jy/beam ! Combined flux in latest and established models = 1.73527 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 1.73527 Jy ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=4.5 mas, bpa=-0.6656 degrees ! Estimated noise=1.26667 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 = 0.00821696 Jy ! Component: 100 - total flux cleaned = 0.0127233 Jy ! Component: 150 - total flux cleaned = 0.00486175 Jy ! Component: 200 - total flux cleaned = -0.00307254 Jy ! Total flux subtracted in 200 components = -0.00307254 Jy ! Clean residual min=-0.010285 max=0.010219 Jy/beam ! Clean residual mean=-0.000003 rms=0.004686 Jy/beam ! Combined flux in latest and established models = 1.73219 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 83 components and 1.73219 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=2.249 mas, bmaj=4.297 mas, bpa=0.6044 degrees ! Estimated noise=1.30502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00203972 Jy ! Component: 100 - total flux cleaned = 0.000191942 Jy ! Component: 150 - total flux cleaned = 0.00201885 Jy ! Component: 200 - total flux cleaned = 0.00435015 Jy ! Total flux subtracted in 200 components = 0.00435015 Jy ! Clean residual min=-0.004045 max=0.004099 Jy/beam ! Clean residual mean=0.000001 rms=0.001669 Jy/beam ! Combined flux in latest and established models = 1.73654 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 = 0.00166731 Jy ! Component: 100 - total flux cleaned = 0.00189616 Jy ! Component: 150 - total flux cleaned = 0.00234854 Jy ! Component: 200 - total flux cleaned = 0.00302041 Jy ! Total flux subtracted in 200 components = 0.00302041 Jy ! Clean residual min=-0.003782 max=0.003824 Jy/beam ! Clean residual mean=0.000001 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 1.73956 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 157 components and 1.73956 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=4.5 mas, bpa=-0.6656 degrees ! Estimated noise=1.26667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145132 Jy ! Component: 100 - total flux cleaned = 0.00213193 Jy ! Component: 150 - total flux cleaned = 0.00273175 Jy ! Component: 200 - total flux cleaned = 0.00332667 Jy ! Total flux subtracted in 200 components = 0.00332667 Jy ! Clean residual min=-0.001442 max=0.001443 Jy/beam ! Clean residual mean=0.000001 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 1.74289 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 209 components and 1.74289 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=0.021206Jy sigma=0.438067 ! Fit after self-cal, rms=0.021152Jy sigma=0.436916 wmodel J1642-0621_X_map.mod ! Writing 209 model components to file: J1642-0621_X_map.mod wobs J1642-0621_X_uvs.fits ! Writing UV FITS file: J1642-0621_X_uvs.fits wwins J1642-0621_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap .//J1642-0621_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.944 x 4.5 at -0.6656 degrees (North through East) ! Clean map min=-0.015791 max=1.6649 Jy/beam ! Writing clean map to FITS file: .//J1642-0621_X_map.fits wmodel .//J1642-0621_X_map.mod ! Writing 209 model components to file: .//J1642-0621_X_map.mod wobs .//J1642-0621_X_uvs.fits ! Writing UV FITS file: .//J1642-0621_X_uvs.fits wwins .//J1642-0621_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.6649 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000358685 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.064632 0.064632 0.129264 0.258528 0.517056 1.03411 2.06822 4.13645 8.2729 16.5458 33.0916 66.1832 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.664 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4641.66 quit ! Quitting program ! Log file .//J1642-0621_X_dfm.log closed on Mon Jan 20 18:30:30 2020