! Started logfile: /vlbi/sb072/temp_maps//J1631+4348_X_dfm.log on Fri Jan 25 19:39:34 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//J1631+4348_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1631+4348_X_uva.fits ! AN table 1: 5 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1631+4348 ! ! 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 1800 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 J1631+4348_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=1.024653Jy sigma=40.627727 ! Fit after self-cal, rms=0.779881Jy sigma=31.081926 ! 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=0.7703 mas, bmaj=2.845 mas, bpa=-43.48 degrees ! Estimated noise=0.628096 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 = 0.168663 Jy ! Component: 100 - total flux cleaned = 0.205503 Jy ! Total flux subtracted in 100 components = 0.205503 Jy ! Clean residual min=-0.010218 max=0.013721 Jy/beam ! Clean residual mean=0.000004 rms=0.001704 Jy/beam ! Combined flux in latest and established models = 0.205503 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.205503 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=0.037714Jy sigma=1.398154 ! Fit after self-cal, rms=0.037710Jy sigma=1.397923 ! Inverting map ! Added new window around map position (-10.2, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130518 Jy ! Component: 100 - total flux cleaned = 0.0212192 Jy ! Total flux subtracted in 100 components = 0.0212192 Jy ! Clean residual min=-0.008259 max=0.008632 Jy/beam ! Clean residual mean=0.000002 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 0.226722 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.226722 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=0.031262Jy sigma=1.167185 ! Fit after self-cal, rms=0.031106Jy sigma=1.161491 ! 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=1.033 mas, bmaj=2.87 mas, bpa=-43.8 degrees ! Estimated noise=0.435208 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 (10.4, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00997039 Jy ! Component: 100 - total flux cleaned = 0.0154393 Jy ! Component: 150 - total flux cleaned = 0.0187385 Jy ! Component: 200 - total flux cleaned = 0.0210334 Jy ! Total flux subtracted in 200 components = 0.0210334 Jy ! Clean residual min=-0.005501 max=0.004564 Jy/beam ! Clean residual mean=-0.000001 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 0.247755 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 38 components and 0.247755 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=0.026744Jy sigma=0.980252 ! Fit after self-cal, rms=0.026668Jy sigma=0.977752 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 2.87 at -43.8 degrees (North through East) ! Clean map min=-0.0053707 max=0.21127 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.04 HN 0.92 KP 0.98 ! LA 1.02 MK 1.03 NL 1.07 OV 0.92 ! PT 0.96 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.91 KP 0.98 ! LA 0.98 MK 1.00 NL 1.03 OV 0.95 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.96 KP 1.02 ! LA 1.02 MK 1.01 NL 1.08 OV 1.02 ! PT 0.98 SC 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.01 HN 0.94 KP 0.98 ! LA 1.03 MK 1.03 NL 1.03 OV 0.96 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.96 KP 1.03 ! LA 1.03 MK 1.07 NL 1.07 OV 0.99 ! PT 0.98 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.01 KP 1.07 ! LA 1.07 MK 1.03 NL 1.10 OV 1.00 ! PT 1.01 SC 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.02 HN 0.95 KP 1.03 ! LA 1.04 MK 1.04 NL 1.07 OV 0.97 ! PT 0.95 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.06 HN 0.93 KP 0.97 ! LA 1.03 MK 1.00 NL 1.03 OV 0.93 ! PT 0.95 SC 1.03 ! ! ! Fit before self-cal, rms=0.026668Jy sigma=0.977752 ! Fit after self-cal, rms=0.020792Jy sigma=0.728954 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.835 mas, bpa=-44.08 degrees ! Estimated noise=0.435528 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 = -0.00305714 Jy ! Component: 100 - total flux cleaned = -0.0036123 Jy ! Component: 150 - total flux cleaned = -0.00368024 Jy ! Component: 200 - total flux cleaned = -0.00373094 Jy ! Total flux subtracted in 200 components = -0.00373094 Jy ! Clean residual min=-0.001917 max=0.001956 Jy/beam ! Clean residual mean=-0.000002 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.244024 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 61 components and 0.244024 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=0.020127Jy sigma=0.703372 ! Fit after self-cal, rms=0.020123Jy sigma=0.703162 ! 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=0.020123Jy sigma=0.703162 ! Fit after self-cal, rms=0.020121Jy sigma=0.701485 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.832 mas, bpa=-44.11 degrees ! Estimated noise=0.435847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.00216e-05 Jy ! Component: 100 - total flux cleaned = -0.000236081 Jy ! Component: 150 - total flux cleaned = -0.000192782 Jy ! Component: 200 - total flux cleaned = -0.000192106 Jy ! Total flux subtracted in 200 components = -0.000192106 Jy ! Clean residual min=-0.001696 max=0.001828 Jy/beam ! Clean residual mean=-0.000001 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.243832 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 75 components and 0.243832 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=0.019904Jy sigma=0.694015 ! Fit after self-cal, rms=0.019901Jy sigma=0.693926 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 (-13.6, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000717563 Jy ! Component: 100 - total flux cleaned = 0.000627016 Jy ! Component: 150 - total flux cleaned = 0.000667111 Jy ! Component: 200 - total flux cleaned = 0.000706288 Jy ! Total flux subtracted in 200 components = 0.000706288 Jy ! Clean residual min=-0.001545 max=0.001779 Jy/beam ! Clean residual mean=-0.000001 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.244539 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 104 components and 0.244539 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=0.019670Jy sigma=0.684364 ! Fit after self-cal, rms=0.019659Jy sigma=0.684065 ! Inverting map ! Added new window around map position (10.4, -39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000412579 Jy ! Component: 100 - total flux cleaned = 0.000176822 Jy ! Component: 150 - total flux cleaned = 9.6407e-05 Jy ! Component: 200 - total flux cleaned = 6.0805e-05 Jy ! Total flux subtracted in 200 components = 6.0805e-05 Jy ! Clean residual min=-0.001342 max=0.001532 Jy/beam ! Clean residual mean=-0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.244599 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 124 components and 0.244599 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=0.019407Jy sigma=0.676787 ! Fit after self-cal, rms=0.019398Jy sigma=0.676429 ! 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=0.019398Jy sigma=0.676429 ! Fit after self-cal, rms=0.019324Jy sigma=0.671954 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.83 mas, bpa=-44.12 degrees ! Estimated noise=0.436118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212133 Jy ! Component: 100 - total flux cleaned = 0.000140849 Jy ! Component: 150 - total flux cleaned = 7.59639e-05 Jy ! Component: 200 - total flux cleaned = 1.42018e-05 Jy ! Total flux subtracted in 200 components = 1.42018e-05 Jy ! Clean residual min=-0.001291 max=0.001449 Jy/beam ! Clean residual mean=-0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.244614 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 145 components and 0.244614 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=0.019196Jy sigma=0.668091 ! Fit after self-cal, rms=0.019194Jy sigma=0.668001 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 (-31, 47.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118575 Jy ! Component: 100 - total flux cleaned = 0.00107997 Jy ! Component: 150 - total flux cleaned = 0.0010784 Jy ! Component: 200 - total flux cleaned = 0.00119874 Jy ! Total flux subtracted in 200 components = 0.00119874 Jy ! Clean residual min=-0.001197 max=0.001191 Jy/beam ! Clean residual mean=-0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.245812 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 162 components and 0.245812 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=0.019051Jy sigma=0.662525 ! Fit after self-cal, rms=0.019044Jy sigma=0.662345 ! 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=0.019044Jy sigma=0.662345 ! Fit after self-cal, rms=0.018971Jy sigma=0.659299 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.225 mas, bmaj=3.04 mas, bpa=-51.59 degrees ! Estimated noise=0.502617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000650053 Jy ! Component: 100 - total flux cleaned = 0.00085766 Jy ! Component: 150 - total flux cleaned = 0.000975843 Jy ! Component: 200 - total flux cleaned = 0.0010861 Jy ! Total flux subtracted in 200 components = 0.0010861 Jy ! Clean residual min=-0.001269 max=0.001231 Jy/beam ! Clean residual mean=-0.000002 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.246898 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 188 components and 0.246898 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=0.018918Jy sigma=0.657477 ! Fit after self-cal, rms=0.018915Jy sigma=0.657396 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 = 0.000189422 Jy ! Component: 100 - total flux cleaned = 0.000270534 Jy ! Component: 150 - total flux cleaned = 0.000328079 Jy ! Component: 200 - total flux cleaned = 0.000383315 Jy ! Total flux subtracted in 200 components = 0.000383315 Jy ! Clean residual min=-0.001212 max=0.001162 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.247282 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 205 components and 0.247282 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=0.018880Jy sigma=0.656244 ! Fit after self-cal, rms=0.018878Jy sigma=0.656216 ! 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=1.043 mas, bmaj=2.828 mas, bpa=-44.13 degrees ! Estimated noise=0.436204 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.043 x 2.828 at -44.13 degrees (North through East) ! Clean map min=-0.0024697 max=0.21087 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=0.7785 mas, bmaj=2.802 mas, bpa=-43.85 degrees ! Estimated noise=0.628312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.168708 Jy ! Component: 100 - total flux cleaned = 0.205599 Jy ! Component: 150 - total flux cleaned = 0.216607 Jy ! Component: 200 - total flux cleaned = 0.22237 Jy ! Total flux subtracted in 200 components = 0.22237 Jy ! Clean residual min=-0.003844 max=0.003594 Jy/beam ! Clean residual mean=0.000002 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.22237 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 0.22237 Jy ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.828 mas, bpa=-44.13 degrees ! Estimated noise=0.436204 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 (0.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00668858 Jy ! Component: 100 - total flux cleaned = 0.0111116 Jy ! Component: 150 - total flux cleaned = 0.0143715 Jy ! Component: 200 - total flux cleaned = 0.0169486 Jy ! Total flux subtracted in 200 components = 0.0169486 Jy ! Clean residual min=-0.002313 max=0.002143 Jy/beam ! Clean residual mean=0.000002 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.239319 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 49 components and 0.239319 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=2.225 mas, bmaj=3.04 mas, bpa=-51.59 degrees ! Estimated noise=0.502617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241825 Jy ! Component: 100 - total flux cleaned = 0.00370149 Jy ! Component: 150 - total flux cleaned = 0.00462712 Jy ! Component: 200 - total flux cleaned = 0.00494664 Jy ! Total flux subtracted in 200 components = 0.00494664 Jy ! Clean residual min=-0.001731 max=0.001471 Jy/beam ! Clean residual mean=-0.000002 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.244266 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 = 0.000328255 Jy ! Component: 100 - total flux cleaned = 0.000583287 Jy ! Component: 150 - total flux cleaned = 0.000700706 Jy ! Component: 200 - total flux cleaned = 0.000773078 Jy ! Total flux subtracted in 200 components = 0.000773078 Jy ! Clean residual min=-0.001383 max=0.001352 Jy/beam ! Clean residual mean=-0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.245039 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 111 components and 0.245039 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.828 mas, bpa=-44.13 degrees ! Estimated noise=0.436204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000404723 Jy ! Component: 100 - total flux cleaned = -0.000459546 Jy ! Component: 150 - total flux cleaned = -0.000225952 Jy ! Component: 200 - total flux cleaned = -1.22707e-05 Jy ! Total flux subtracted in 200 components = -1.22707e-05 Jy ! Clean residual min=-0.001475 max=0.001304 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.245026 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.245026 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=0.019084Jy sigma=0.666441 ! Fit after self-cal, rms=0.019055Jy sigma=0.665364 wmodel J1631+4348_X_map.mod ! Writing 138 model components to file: J1631+4348_X_map.mod wobs J1631+4348_X_uvs.fits ! Writing UV FITS file: J1631+4348_X_uvs.fits wwins J1631+4348_X_map.win ! wwins: Wrote 7 windows to J1631+4348_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 = -0.000436064 Jy ! Component: 100 - total flux cleaned = -0.000776309 Jy ! Component: 150 - total flux cleaned = -0.00105407 Jy ! Component: 200 - total flux cleaned = -0.00127961 Jy ! Component: 250 - total flux cleaned = -0.00147705 Jy ! Component: 300 - total flux cleaned = -0.00159131 Jy ! Component: 350 - total flux cleaned = -0.00166532 Jy ! Component: 400 - total flux cleaned = -0.0016653 Jy ! Component: 450 - total flux cleaned = -0.00168283 Jy ! Component: 500 - total flux cleaned = -0.00171731 Jy ! Component: 550 - total flux cleaned = -0.00183536 Jy ! Component: 600 - total flux cleaned = -0.00195076 Jy ! Component: 650 - total flux cleaned = -0.00203158 Jy ! Component: 700 - total flux cleaned = -0.00203165 Jy ! Component: 750 - total flux cleaned = -0.0021262 Jy ! Component: 800 - total flux cleaned = -0.00220353 Jy ! Component: 850 - total flux cleaned = -0.0022337 Jy ! Component: 900 - total flux cleaned = -0.00223392 Jy ! Component: 950 - total flux cleaned = -0.00229262 Jy ! Component: 1000 - total flux cleaned = -0.00230718 Jy ! Component: 1050 - total flux cleaned = -0.0023212 Jy ! Component: 1100 - total flux cleaned = -0.00232129 Jy ! Component: 1150 - total flux cleaned = -0.00234887 Jy ! Component: 1200 - total flux cleaned = -0.00236229 Jy ! Component: 1250 - total flux cleaned = -0.00238934 Jy ! Component: 1300 - total flux cleaned = -0.00244235 Jy ! Component: 1350 - total flux cleaned = -0.00245532 Jy ! Component: 1400 - total flux cleaned = -0.00250685 Jy ! Component: 1450 - total flux cleaned = -0.002545 Jy ! Component: 1500 - total flux cleaned = -0.00256996 Jy ! Component: 1550 - total flux cleaned = -0.0025946 Jy ! Component: 1600 - total flux cleaned = -0.00259457 Jy ! Component: 1650 - total flux cleaned = -0.00260678 Jy ! Component: 1700 - total flux cleaned = -0.00264291 Jy ! Component: 1750 - total flux cleaned = -0.00271403 Jy ! Component: 1800 - total flux cleaned = -0.00272556 Jy ! Component: 1850 - total flux cleaned = -0.00272548 Jy ! Component: 1900 - total flux cleaned = -0.00271402 Jy ! Component: 1950 - total flux cleaned = -0.00274852 Jy ! Component: 2000 - total flux cleaned = -0.00277122 Jy ! Component: 2050 - total flux cleaned = -0.00277124 Jy ! Component: 2100 - total flux cleaned = -0.00280468 Jy ! Component: 2150 - total flux cleaned = -0.00283791 Jy ! Component: 2200 - total flux cleaned = -0.00283789 Jy ! Component: 2250 - total flux cleaned = -0.00284877 Jy ! Component: 2300 - total flux cleaned = -0.00289177 Jy ! Component: 2350 - total flux cleaned = -0.00291315 Jy ! Component: 2400 - total flux cleaned = -0.00296605 Jy ! Component: 2450 - total flux cleaned = -0.00295561 Jy ! Component: 2500 - total flux cleaned = -0.00299737 Jy ! Component: 2550 - total flux cleaned = -0.00301795 Jy ! Component: 2600 - total flux cleaned = -0.00303834 Jy ! Component: 2650 - total flux cleaned = -0.00306888 Jy ! Component: 2700 - total flux cleaned = -0.00304868 Jy ! Component: 2750 - total flux cleaned = -0.00306867 Jy ! Component: 2800 - total flux cleaned = -0.00306878 Jy ! Component: 2850 - total flux cleaned = -0.00308869 Jy ! Component: 2900 - total flux cleaned = -0.00309859 Jy ! Component: 2950 - total flux cleaned = -0.00310833 Jy ! Component: 3000 - total flux cleaned = -0.00313749 Jy ! Component: 3050 - total flux cleaned = -0.00314701 Jy ! Component: 3100 - total flux cleaned = -0.00316607 Jy ! Component: 3150 - total flux cleaned = -0.00318515 Jy ! Component: 3200 - total flux cleaned = -0.00320403 Jy ! Component: 3250 - total flux cleaned = -0.00321335 Jy ! Component: 3300 - total flux cleaned = -0.00324141 Jy ! Component: 3350 - total flux cleaned = -0.00323205 Jy ! Component: 3400 - total flux cleaned = -0.00327797 Jy ! Component: 3450 - total flux cleaned = -0.00327796 Jy ! Component: 3500 - total flux cleaned = -0.00324167 Jy ! Component: 3550 - total flux cleaned = -0.00324184 Jy ! Component: 3600 - total flux cleaned = -0.00325081 Jy ! Component: 3650 - total flux cleaned = -0.00325973 Jy ! Component: 3700 - total flux cleaned = -0.00326854 Jy ! Component: 3750 - total flux cleaned = -0.0032685 Jy ! Component: 3800 - total flux cleaned = -0.00327723 Jy ! Component: 3850 - total flux cleaned = -0.0032686 Jy ! Component: 3900 - total flux cleaned = -0.00326851 Jy ! Component: 3950 - total flux cleaned = -0.00327714 Jy ! Component: 4000 - total flux cleaned = -0.00326848 Jy ! Component: 4050 - total flux cleaned = -0.00325139 Jy ! Total flux subtracted in 4096 components = -0.00325986 Jy ! Clean residual min=-0.000569 max=0.000534 Jy/beam ! Clean residual mean=-0.000001 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.241766 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 399 components and 0.241766 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1631+4348_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.043 x 2.828 at -44.13 degrees (North through East) ! Clean map min=-0.0011133 max=0.21176 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1631+4348_X_map.fits wmodel /vlbi/sb072/temp_maps//J1631+4348_X_map.mod ! Writing 399 model components to file: /vlbi/sb072/temp_maps//J1631+4348_X_map.mod wobs /vlbi/sb072/temp_maps//J1631+4348_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1631+4348_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1631+4348_X_map.win ! wwins: Wrote 8 windows to /vlbi/sb072/temp_maps//J1631+4348_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.211755 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015082 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.213671 0.213671 0.427342 0.854684 1.70937 3.41874 6.83747 13.6749 27.3499 54.6998 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.211 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1404.03 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1631+4348_X_dfm.log closed on Fri Jan 25 19:39:38 2019