! Started logfile: /vlbi/sb072/temp_maps//J0043+6122_X_dfm.log on Fri Jan 25 19:11:11 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//J0043+6122_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0043+6122_X_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.97037 visibilities/baseline/integration-bin. ! Found source: J0043+6122 ! ! 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 2096 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 J0043+6122_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. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008000Jy sigma=38.396402 ! Fit after self-cal, rms=0.893038Jy sigma=34.132209 ! 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=0.733 mas, bmaj=2.939 mas, bpa=33.49 degrees ! Estimated noise=0.626605 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 = 0.0801649 Jy ! Component: 100 - total flux cleaned = 0.106777 Jy ! Total flux subtracted in 100 components = 0.106777 Jy ! Clean residual min=-0.007482 max=0.012472 Jy/beam ! Clean residual mean=0.000094 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 0.106777 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.106777 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=0.038288Jy sigma=1.270118 ! Fit after self-cal, rms=0.038109Jy sigma=1.264009 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146536 Jy ! Component: 100 - total flux cleaned = 0.0213207 Jy ! Total flux subtracted in 100 components = 0.0213207 Jy ! Clean residual min=-0.005080 max=0.006904 Jy/beam ! Clean residual mean=0.000056 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 0.128098 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.128098 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=0.030926Jy sigma=0.970330 ! Fit after self-cal, rms=0.030886Jy sigma=0.968856 ! Inverting map ! Added new window around map position (0.8, 3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043035 Jy ! Component: 100 - total flux cleaned = 0.00658715 Jy ! Total flux subtracted in 100 components = 0.00658715 Jy ! Clean residual min=-0.004089 max=0.005812 Jy/beam ! Clean residual mean=0.000045 rms=0.000919 Jy/beam ! Combined flux in latest and established models = 0.134685 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.134685 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=0.028870Jy sigma=0.885346 ! Fit after self-cal, rms=0.028774Jy sigma=0.881521 ! 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=0.9333 mas, bmaj=2.991 mas, bpa=33.52 degrees ! Estimated noise=0.428954 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 = 0.00568284 Jy ! Component: 100 - total flux cleaned = 0.00845821 Jy ! Component: 150 - total flux cleaned = 0.00968178 Jy ! Component: 200 - total flux cleaned = 0.0105195 Jy ! Total flux subtracted in 200 components = 0.0105195 Jy ! Clean residual min=-0.003455 max=0.005204 Jy/beam ! Clean residual mean=0.000062 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.145205 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 44 components and 0.145205 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=0.027398Jy sigma=0.821599 ! Fit after self-cal, rms=0.027236Jy sigma=0.814084 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9333 x 2.991 at 33.52 degrees (North through East) ! Clean map min=-0.0031967 max=0.10697 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.15 HN 0.90 KP 0.90 ! LA 0.96 MK 0.96 NL 1.10 OV 0.96 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.14 HN 0.89 KP 0.91 ! LA 0.94 MK 1.00 NL 1.05 OV 0.95 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.15 HN 0.92 KP 0.97 ! LA 0.99 MK 1.00 NL 1.10 OV 1.02 ! PT 0.98 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.13 HN 0.89 KP 0.92 ! LA 0.97 MK 0.97 NL 1.06 OV 0.99 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.19 HN 0.91 KP 1.00 ! LA 0.99 MK 1.04 NL 1.11 OV 0.99 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.15 HN 1.01 KP 1.01 ! LA 1.00 MK 1.03 NL 1.15 OV 1.01 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.18 HN 0.93 KP 0.98 ! LA 1.00 MK 1.04 NL 1.11 OV 0.96 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.18 HN 0.89 KP 0.94 ! LA 0.99 MK 1.00 NL 1.03 OV 0.95 ! PT 0.93 SC 1.02 ! ! ! Fit before self-cal, rms=0.027236Jy sigma=0.814084 ! Fit after self-cal, rms=0.024209Jy sigma=0.680806 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9316 mas, bmaj=2.962 mas, bpa=33.29 degrees ! Estimated noise=0.424945 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 (-3.6, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221745 Jy ! Component: 100 - total flux cleaned = 0.0029949 Jy ! Component: 150 - total flux cleaned = 0.00299134 Jy ! Component: 200 - total flux cleaned = 0.00298818 Jy ! Total flux subtracted in 200 components = 0.00298818 Jy ! Clean residual min=-0.001267 max=0.001505 Jy/beam ! Clean residual mean=0.000008 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.148193 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 71 components and 0.148193 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=0.023961Jy sigma=0.668991 ! Fit after self-cal, rms=0.023951Jy sigma=0.668515 ! 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=0.023951Jy sigma=0.668515 ! Fit after self-cal, rms=0.023921Jy sigma=0.668151 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.931 mas, bmaj=2.958 mas, bpa=33.28 degrees ! Estimated noise=0.42473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000726872 Jy ! Component: 100 - total flux cleaned = 0.000913387 Jy ! Component: 150 - total flux cleaned = 0.000940026 Jy ! Component: 200 - total flux cleaned = 0.000989344 Jy ! Total flux subtracted in 200 components = 0.000989344 Jy ! Clean residual min=-0.001166 max=0.001458 Jy/beam ! Clean residual mean=0.000008 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.149182 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 97 components and 0.149182 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=0.023848Jy sigma=0.665048 ! Fit after self-cal, rms=0.023845Jy sigma=0.664917 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 (-18.8, -45.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131599 Jy ! Component: 100 - total flux cleaned = 0.00202373 Jy ! Component: 150 - total flux cleaned = 0.00240923 Jy ! Component: 200 - total flux cleaned = 0.00275435 Jy ! Total flux subtracted in 200 components = 0.00275435 Jy ! Clean residual min=-0.001089 max=0.001118 Jy/beam ! Clean residual mean=0.000006 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.151937 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 117 components and 0.151937 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=0.023736Jy sigma=0.660792 ! Fit after self-cal, rms=0.023734Jy sigma=0.660627 ! 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=0.023734Jy sigma=0.660627 ! Fit after self-cal, rms=0.023721Jy sigma=0.659031 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9308 mas, bmaj=2.956 mas, bpa=33.29 degrees ! Estimated noise=0.425044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000659446 Jy ! Component: 100 - total flux cleaned = 0.00109618 Jy ! Component: 150 - total flux cleaned = 0.0012356 Jy ! Component: 200 - total flux cleaned = 0.00129171 Jy ! Total flux subtracted in 200 components = 0.00129171 Jy ! Clean residual min=-0.001060 max=0.001075 Jy/beam ! Clean residual mean=0.000007 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.153228 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 134 components and 0.153228 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=0.023679Jy sigma=0.657578 ! Fit after self-cal, rms=0.023679Jy sigma=0.657541 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 = 5.62754e-05 Jy ! Component: 100 - total flux cleaned = 9.02361e-05 Jy ! Component: 150 - total flux cleaned = 0.000106561 Jy ! Component: 200 - total flux cleaned = 0.000137903 Jy ! Total flux subtracted in 200 components = 0.000137903 Jy ! Clean residual min=-0.001042 max=0.001065 Jy/beam ! Clean residual mean=0.000006 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.153366 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 143 components and 0.153366 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=0.023653Jy sigma=0.656623 ! Fit after self-cal, rms=0.023653Jy sigma=0.656605 ! 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=0.023653Jy sigma=0.656605 ! Fit after self-cal, rms=0.023646Jy sigma=0.655404 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.982 mas, bmaj=3.188 mas, bpa=32.99 degrees ! Estimated noise=0.52792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000364986 Jy ! Component: 100 - total flux cleaned = 0.000471135 Jy ! Component: 150 - total flux cleaned = 0.000506827 Jy ! Component: 200 - total flux cleaned = 0.000556438 Jy ! Total flux subtracted in 200 components = 0.000556438 Jy ! Clean residual min=-0.001072 max=0.001187 Jy/beam ! Clean residual mean=0.000013 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.153923 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 165 components and 0.153923 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=0.023623Jy sigma=0.654769 ! Fit after self-cal, rms=0.023622Jy sigma=0.654700 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 = -2.70265e-07 Jy ! Component: 100 - total flux cleaned = 2.91098e-05 Jy ! Component: 150 - total flux cleaned = 6.93673e-05 Jy ! Component: 200 - total flux cleaned = 0.000118307 Jy ! Total flux subtracted in 200 components = 0.000118307 Jy ! Clean residual min=-0.000992 max=0.001116 Jy/beam ! Clean residual mean=0.000012 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.154041 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 174 components and 0.154041 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=0.023613Jy sigma=0.654556 ! Fit after self-cal, rms=0.023613Jy sigma=0.654536 ! 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=0.9305 mas, bmaj=2.953 mas, bpa=33.29 degrees ! Estimated noise=0.425315 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9305 x 2.953 at 33.29 degrees (North through East) ! Clean map min=-0.001204 max=0.10613 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=0.7325 mas, bmaj=2.901 mas, bpa=33.25 degrees ! Estimated noise=0.61728 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0789281 Jy ! Component: 100 - total flux cleaned = 0.105221 Jy ! Component: 150 - total flux cleaned = 0.119698 Jy ! Component: 200 - total flux cleaned = 0.128703 Jy ! Total flux subtracted in 200 components = 0.128703 Jy ! Clean residual min=-0.002826 max=0.004721 Jy/beam ! Clean residual mean=0.000042 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.128703 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 0.128703 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9305 mas, bmaj=2.953 mas, bpa=33.29 degrees ! Estimated noise=0.425315 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 = 0.00796248 Jy ! Component: 100 - total flux cleaned = 0.012875 Jy ! Component: 150 - total flux cleaned = 0.0162472 Jy ! Component: 200 - total flux cleaned = 0.0185993 Jy ! Total flux subtracted in 200 components = 0.0185993 Jy ! Clean residual min=-0.001624 max=0.001852 Jy/beam ! Clean residual mean=0.000020 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.147303 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 49 components and 0.147303 Jy ! Inverting map ! Added new window around map position (-1.2, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165629 Jy ! Component: 100 - total flux cleaned = 0.00265255 Jy ! Component: 150 - total flux cleaned = 0.00340224 Jy ! Component: 200 - total flux cleaned = 0.00396221 Jy ! Total flux subtracted in 200 components = 0.00396221 Jy ! Clean residual min=-0.001434 max=0.001241 Jy/beam ! Clean residual mean=0.000011 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.151265 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 78 components and 0.151265 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=1.982 mas, bmaj=3.188 mas, bpa=32.99 degrees ! Estimated noise=0.52792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100402 Jy ! Component: 100 - total flux cleaned = 0.00149851 Jy ! Component: 150 - total flux cleaned = 0.00187174 Jy ! Component: 200 - total flux cleaned = 0.00212417 Jy ! Total flux subtracted in 200 components = 0.00212417 Jy ! Clean residual min=-0.001306 max=0.001289 Jy/beam ! Clean residual mean=0.000012 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.153389 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 = 0.00019095 Jy ! Component: 100 - total flux cleaned = 0.000288053 Jy ! Component: 150 - total flux cleaned = 0.000401521 Jy ! Component: 200 - total flux cleaned = 0.000486905 Jy ! Total flux subtracted in 200 components = 0.000486905 Jy ! Clean residual min=-0.001191 max=0.001210 Jy/beam ! Clean residual mean=0.000011 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.153876 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 137 components and 0.153876 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9305 mas, bmaj=2.953 mas, bpa=33.29 degrees ! Estimated noise=0.425315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.56514e-05 Jy ! Component: 100 - total flux cleaned = 8.05337e-05 Jy ! Component: 150 - total flux cleaned = 0.000198246 Jy ! Component: 200 - total flux cleaned = 0.000225564 Jy ! Total flux subtracted in 200 components = 0.000225564 Jy ! Clean residual min=-0.001037 max=0.001099 Jy/beam ! Clean residual mean=0.000005 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.154101 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 156 components and 0.154101 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=0.023661Jy sigma=0.655806 ! Fit after self-cal, rms=0.023648Jy sigma=0.655231 wmodel J0043+6122_X_map.mod ! Writing 156 model components to file: J0043+6122_X_map.mod wobs J0043+6122_X_uvs.fits ! Writing UV FITS file: J0043+6122_X_uvs.fits wwins J0043+6122_X_map.win ! wwins: Wrote 5 windows to J0043+6122_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 = 6.16318e-05 Jy ! Component: 100 - total flux cleaned = 0.000197732 Jy ! Component: 150 - total flux cleaned = 0.000311054 Jy ! Component: 200 - total flux cleaned = 0.000419815 Jy ! Component: 250 - total flux cleaned = 0.000539601 Jy ! Component: 300 - total flux cleaned = 0.000539189 Jy ! Component: 350 - total flux cleaned = 0.00053925 Jy ! Component: 400 - total flux cleaned = 0.000552959 Jy ! Component: 450 - total flux cleaned = 0.000525855 Jy ! Component: 500 - total flux cleaned = 0.000579488 Jy ! Component: 550 - total flux cleaned = 0.000579594 Jy ! Component: 600 - total flux cleaned = 0.000605314 Jy ! Component: 650 - total flux cleaned = 0.000617943 Jy ! Component: 700 - total flux cleaned = 0.000630174 Jy ! Component: 750 - total flux cleaned = 0.000642423 Jy ! Component: 800 - total flux cleaned = 0.000666705 Jy ! Component: 850 - total flux cleaned = 0.000702565 Jy ! Component: 900 - total flux cleaned = 0.000691012 Jy ! Component: 950 - total flux cleaned = 0.000714354 Jy ! Component: 1000 - total flux cleaned = 0.000691287 Jy ! Component: 1050 - total flux cleaned = 0.000691316 Jy ! Component: 1100 - total flux cleaned = 0.000680123 Jy ! Component: 1150 - total flux cleaned = 0.000691149 Jy ! Component: 1200 - total flux cleaned = 0.000691051 Jy ! Component: 1250 - total flux cleaned = 0.000669198 Jy ! Component: 1300 - total flux cleaned = 0.000647667 Jy ! Component: 1350 - total flux cleaned = 0.000636812 Jy ! Component: 1400 - total flux cleaned = 0.000584296 Jy ! Component: 1450 - total flux cleaned = 0.000573987 Jy ! Component: 1500 - total flux cleaned = 0.000532731 Jy ! Component: 1550 - total flux cleaned = 0.000522585 Jy ! Component: 1600 - total flux cleaned = 0.000502382 Jy ! Component: 1650 - total flux cleaned = 0.000472106 Jy ! Component: 1700 - total flux cleaned = 0.000452298 Jy ! Component: 1750 - total flux cleaned = 0.000402838 Jy ! Component: 1800 - total flux cleaned = 0.000383411 Jy ! Component: 1850 - total flux cleaned = 0.00039309 Jy ! Component: 1900 - total flux cleaned = 0.000344706 Jy ! Component: 1950 - total flux cleaned = 0.000325644 Jy ! Component: 2000 - total flux cleaned = 0.000325727 Jy ! Component: 2050 - total flux cleaned = 0.000297459 Jy ! Component: 2100 - total flux cleaned = 0.000269515 Jy ! Component: 2150 - total flux cleaned = 0.00027867 Jy ! Component: 2200 - total flux cleaned = 0.000241831 Jy ! Component: 2250 - total flux cleaned = 0.000196172 Jy ! Component: 2300 - total flux cleaned = 0.000241593 Jy ! Component: 2350 - total flux cleaned = 0.000187454 Jy ! Component: 2400 - total flux cleaned = 0.000178495 Jy ! Component: 2450 - total flux cleaned = 0.000134029 Jy ! Component: 2500 - total flux cleaned = 0.000116347 Jy ! Component: 2550 - total flux cleaned = 9.01119e-05 Jy ! Component: 2600 - total flux cleaned = 6.39603e-05 Jy ! Component: 2650 - total flux cleaned = 1.21565e-05 Jy ! Component: 2700 - total flux cleaned = 2.92372e-05 Jy ! Component: 2750 - total flux cleaned = 3.69535e-06 Jy ! Component: 2800 - total flux cleaned = -1.31939e-05 Jy ! Component: 2850 - total flux cleaned = -1.31547e-05 Jy ! Component: 2900 - total flux cleaned = -2.99269e-05 Jy ! Component: 2950 - total flux cleaned = -2.99907e-05 Jy ! Component: 3000 - total flux cleaned = -4.65174e-05 Jy ! Component: 3050 - total flux cleaned = -7.93624e-05 Jy ! Component: 3100 - total flux cleaned = -8.74479e-05 Jy ! Component: 3150 - total flux cleaned = -6.31033e-05 Jy ! Component: 3200 - total flux cleaned = -5.50589e-05 Jy ! Component: 3250 - total flux cleaned = -8.70672e-05 Jy ! Component: 3300 - total flux cleaned = -8.69888e-05 Jy ! Component: 3350 - total flux cleaned = -7.91415e-05 Jy ! Component: 3400 - total flux cleaned = -8.70202e-05 Jy ! Component: 3450 - total flux cleaned = -7.91685e-05 Jy ! Component: 3500 - total flux cleaned = -0.000110198 Jy ! Component: 3550 - total flux cleaned = -7.16002e-05 Jy ! Component: 3600 - total flux cleaned = -0.000102255 Jy ! Component: 3650 - total flux cleaned = -5.64492e-05 Jy ! Component: 3700 - total flux cleaned = -7.91769e-05 Jy ! Component: 3750 - total flux cleaned = -8.66392e-05 Jy ! Component: 3800 - total flux cleaned = -7.17024e-05 Jy ! Component: 3850 - total flux cleaned = -7.16738e-05 Jy ! Component: 3900 - total flux cleaned = -4.94341e-05 Jy ! Component: 3950 - total flux cleaned = -7.15648e-05 Jy ! Component: 4000 - total flux cleaned = -6.42402e-05 Jy ! Component: 4050 - total flux cleaned = -4.96407e-05 Jy ! Total flux subtracted in 4096 components = -8.59851e-05 Jy ! Clean residual min=-0.000408 max=0.000436 Jy/beam ! Clean residual mean=0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.154015 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 445 components and 0.154015 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0043+6122_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9305 x 2.953 at 33.29 degrees (North through East) ! Clean map min=-0.00072858 max=0.10548 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0043+6122_X_map.fits wmodel /vlbi/sb072/temp_maps//J0043+6122_X_map.mod ! Writing 445 model components to file: /vlbi/sb072/temp_maps//J0043+6122_X_map.mod wobs /vlbi/sb072/temp_maps//J0043+6122_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0043+6122_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0043+6122_X_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J0043+6122_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.105477 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000132101 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.375726 0.375726 0.751453 1.50291 3.00581 6.01162 12.0232 24.0465 48.093 96.1859 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.105 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 798.453 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0043+6122_X_dfm.log closed on Fri Jan 25 19:11:15 2019