! Started logfile: /vlbi/sb072/temp_maps//J1521+0517_X_dfm.log on Fri Jan 25 19:36:02 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//J1521+0517_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1521+0517_X_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1521+0517 ! ! 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 1728 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 J1521+0517_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=1.005285Jy sigma=30.946380 ! Fit after self-cal, rms=0.913654Jy sigma=28.181412 ! 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=1.273 mas, bmaj=2.457 mas, bpa=34.87 degrees ! Estimated noise=0.844266 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 = 0.0662578 Jy ! Component: 100 - total flux cleaned = 0.0807208 Jy ! Total flux subtracted in 100 components = 0.0807208 Jy ! Clean residual min=-0.003891 max=0.004467 Jy/beam ! Clean residual mean=-0.000004 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 0.0807208 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0807208 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=0.042539Jy sigma=0.724290 ! Fit after self-cal, rms=0.042503Jy sigma=0.723999 ! 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=1.687 mas, bmaj=2.578 mas, bpa=24.86 degrees ! Estimated noise=0.593551 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 = 0.00517267 Jy ! Component: 100 - total flux cleaned = 0.00725153 Jy ! Component: 150 - total flux cleaned = 0.00789834 Jy ! Component: 200 - total flux cleaned = 0.00793267 Jy ! Total flux subtracted in 200 components = 0.00793267 Jy ! Clean residual min=-0.003905 max=0.003874 Jy/beam ! Clean residual mean=0.000004 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.0886535 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0886535 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=0.041881Jy sigma=0.695107 ! Fit after self-cal, rms=0.041887Jy sigma=0.695064 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.687 x 2.578 at 24.86 degrees (North through East) ! Clean map min=-0.0038451 max=0.086758 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.85 KP 1.03 ! LA 1.00 NL 1.05 OV 1.11 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.89 KP 0.96 ! LA 1.02 NL 1.08 OV 1.15 PT 0.89 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 0.95 KP 1.01 ! LA 1.02 NL 1.09 OV 1.12 PT 0.87 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 0.94 KP 0.97 ! LA 1.09 NL 1.11 OV 1.08 PT 0.89 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.88 KP 0.96 ! LA 0.99 NL 1.10 OV 1.13 PT 0.90 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.03 KP 0.96 ! LA 1.00 NL 1.07 OV 1.15 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.01 KP 0.94 ! LA 1.03 NL 1.05 OV 1.18 PT 0.83 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.93 KP 0.95 ! LA 1.05 NL 1.16 OV 1.11 PT 0.87 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.041887Jy sigma=0.695064 ! Fit after self-cal, rms=0.040611Jy sigma=0.643439 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.683 mas, bmaj=2.557 mas, bpa=23.8 degrees ! Estimated noise=0.589732 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 (11, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208106 Jy ! Component: 100 - total flux cleaned = 0.00318554 Jy ! Component: 150 - total flux cleaned = 0.00368876 Jy ! Component: 200 - total flux cleaned = 0.00403438 Jy ! Total flux subtracted in 200 components = 0.00403438 Jy ! Clean residual min=-0.001379 max=0.001989 Jy/beam ! Clean residual mean=-0.000002 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0926879 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 34 components and 0.0926879 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=0.040403Jy sigma=0.638189 ! Fit after self-cal, rms=0.040411Jy sigma=0.637820 ! Inverting map ! Added new window around map position (-18.4, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000877528 Jy ! Component: 100 - total flux cleaned = 0.000530287 Jy ! Component: 150 - total flux cleaned = 0.000240017 Jy ! Component: 200 - total flux cleaned = 0.000168197 Jy ! Total flux subtracted in 200 components = 0.000168197 Jy ! Clean residual min=-0.001320 max=0.001390 Jy/beam ! Clean residual mean=-0.000003 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0928561 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.0928561 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=0.040270Jy sigma=0.634016 ! Fit after self-cal, rms=0.040280Jy sigma=0.633842 ! 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=0.040280Jy sigma=0.633842 ! Fit after self-cal, rms=0.040296Jy sigma=0.633628 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.684 mas, bmaj=2.557 mas, bpa=23.65 degrees ! Estimated noise=0.589616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000230226 Jy ! Component: 100 - total flux cleaned = -0.000270412 Jy ! Component: 150 - total flux cleaned = -0.000288129 Jy ! Component: 200 - total flux cleaned = -0.000304149 Jy ! Total flux subtracted in 200 components = -0.000304149 Jy ! Clean residual min=-0.001295 max=0.001404 Jy/beam ! Clean residual mean=-0.000002 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.092552 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.0925519 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=0.040256Jy sigma=0.632933 ! Fit after self-cal, rms=0.040259Jy sigma=0.632906 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 (-31.8, 11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000754775 Jy ! Component: 100 - total flux cleaned = 0.000863376 Jy ! Component: 150 - total flux cleaned = 0.000913431 Jy ! Component: 200 - total flux cleaned = 0.000972935 Jy ! Total flux subtracted in 200 components = 0.000972935 Jy ! Clean residual min=-0.001210 max=0.001133 Jy/beam ! Clean residual mean=-0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0935249 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 0.0935249 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=0.040139Jy sigma=0.630366 ! Fit after self-cal, rms=0.040142Jy sigma=0.630266 ! 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=0.040142Jy sigma=0.630266 ! Fit after self-cal, rms=0.040161Jy sigma=0.630200 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.684 mas, bmaj=2.558 mas, bpa=23.65 degrees ! Estimated noise=0.589705 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.53735e-05 Jy ! Component: 100 - total flux cleaned = 9.08268e-05 Jy ! Component: 150 - total flux cleaned = 0.00010731 Jy ! Component: 200 - total flux cleaned = 0.000139367 Jy ! Total flux subtracted in 200 components = 0.000139367 Jy ! Clean residual min=-0.001218 max=0.001062 Jy/beam ! Clean residual mean=-0.000003 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0936642 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 102 components and 0.0936643 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=0.040120Jy sigma=0.629737 ! Fit after self-cal, rms=0.040123Jy sigma=0.629730 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.6044e-05 Jy ! Component: 100 - total flux cleaned = -6.04854e-05 Jy ! Component: 150 - total flux cleaned = -7.50223e-05 Jy ! Component: 200 - total flux cleaned = -8.88631e-05 Jy ! Total flux subtracted in 200 components = -8.88631e-05 Jy ! Clean residual min=-0.001203 max=0.001006 Jy/beam ! Clean residual mean=-0.000003 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0935754 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 108 components and 0.0935754 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=0.040096Jy sigma=0.629442 ! Fit after self-cal, rms=0.040097Jy sigma=0.629438 ! 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=0.040097Jy sigma=0.629438 ! Fit after self-cal, rms=0.040106Jy sigma=0.629421 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.508 mas, bmaj=3.249 mas, bpa=-6.397 degrees ! Estimated noise=0.642044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000250401 Jy ! Component: 100 - total flux cleaned = -0.000262458 Jy ! Component: 150 - total flux cleaned = -0.000284617 Jy ! Component: 200 - total flux cleaned = -0.000304865 Jy ! Total flux subtracted in 200 components = -0.000304865 Jy ! Clean residual min=-0.001207 max=0.000997 Jy/beam ! Clean residual mean=-0.000004 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0932705 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 127 components and 0.0932706 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=0.040094Jy sigma=0.629223 ! Fit after self-cal, rms=0.040097Jy sigma=0.629214 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 = -0.000103447 Jy ! Component: 100 - total flux cleaned = -0.000121795 Jy ! Component: 150 - total flux cleaned = -0.000156918 Jy ! Component: 200 - total flux cleaned = -0.000174021 Jy ! Total flux subtracted in 200 components = -0.000174021 Jy ! Clean residual min=-0.001192 max=0.000974 Jy/beam ! Clean residual mean=-0.000003 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0930965 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 135 components and 0.0930966 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=0.040088Jy sigma=0.629118 ! Fit after self-cal, rms=0.040090Jy sigma=0.629115 ! 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=1.685 mas, bmaj=2.558 mas, bpa=23.63 degrees ! Estimated noise=0.589894 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.685 x 2.558 at 23.63 degrees (North through East) ! Clean map min=-0.0014157 max=0.086474 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.278 mas, bmaj=2.424 mas, bpa=34.09 degrees ! Estimated noise=0.840961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0659788 Jy ! Component: 100 - total flux cleaned = 0.0803815 Jy ! Component: 150 - total flux cleaned = 0.0847631 Jy ! Component: 200 - total flux cleaned = 0.0871075 Jy ! Total flux subtracted in 200 components = 0.0871075 Jy ! Clean residual min=-0.002282 max=0.002375 Jy/beam ! Clean residual mean=-0.000002 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.0871075 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0871075 Jy ! Inverting map and beam ! Estimated beam: bmin=1.685 mas, bmaj=2.558 mas, bpa=23.63 degrees ! Estimated noise=0.589894 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 = 0.00251786 Jy ! Component: 100 - total flux cleaned = 0.00347839 Jy ! Component: 150 - total flux cleaned = 0.00409302 Jy ! Component: 200 - total flux cleaned = 0.00448201 Jy ! Total flux subtracted in 200 components = 0.00448201 Jy ! Clean residual min=-0.001439 max=0.001365 Jy/beam ! Clean residual mean=-0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0915895 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 35 components and 0.0915895 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=2.508 mas, bmaj=3.249 mas, bpa=-6.397 degrees ! Estimated noise=0.642044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000437222 Jy ! Component: 100 - total flux cleaned = 0.000771925 Jy ! Component: 150 - total flux cleaned = 0.0009766 Jy ! Component: 200 - total flux cleaned = 0.00110436 Jy ! Total flux subtracted in 200 components = 0.00110436 Jy ! Clean residual min=-0.001420 max=0.001102 Jy/beam ! Clean residual mean=-0.000004 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0926938 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 = 2.27172e-05 Jy ! Component: 100 - total flux cleaned = 6.34988e-05 Jy ! Component: 150 - total flux cleaned = 9.9868e-05 Jy ! Component: 200 - total flux cleaned = 0.000132738 Jy ! Total flux subtracted in 200 components = 0.000132738 Jy ! Clean residual min=-0.001314 max=0.001016 Jy/beam ! Clean residual mean=-0.000004 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0928266 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 82 components and 0.0928266 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.685 mas, bmaj=2.558 mas, bpa=23.63 degrees ! Estimated noise=0.589894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000172525 Jy ! Component: 100 - total flux cleaned = 0.000147389 Jy ! Component: 150 - total flux cleaned = 0.000146423 Jy ! Component: 200 - total flux cleaned = 0.000188308 Jy ! Total flux subtracted in 200 components = 0.000188308 Jy ! Clean residual min=-0.001235 max=0.001130 Jy/beam ! Clean residual mean=-0.000002 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0930149 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 102 components and 0.0930149 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=0.040178Jy sigma=0.630313 ! Fit after self-cal, rms=0.040175Jy sigma=0.630274 wmodel J1521+0517_X_map.mod ! Writing 102 model components to file: J1521+0517_X_map.mod wobs J1521+0517_X_uvs.fits ! Writing UV FITS file: J1521+0517_X_uvs.fits wwins J1521+0517_X_map.win ! wwins: Wrote 4 windows to J1521+0517_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 = -0.000197859 Jy ! Component: 100 - total flux cleaned = -0.000161999 Jy ! Component: 150 - total flux cleaned = -0.000163095 Jy ! Component: 200 - total flux cleaned = -0.000116467 Jy ! Component: 250 - total flux cleaned = -7.13328e-05 Jy ! Component: 300 - total flux cleaned = -1.29043e-05 Jy ! Component: 350 - total flux cleaned = 5.80224e-05 Jy ! Component: 400 - total flux cleaned = 0.000167656 Jy ! Component: 450 - total flux cleaned = 0.000207734 Jy ! Component: 500 - total flux cleaned = 0.00033834 Jy ! Component: 550 - total flux cleaned = 0.000415046 Jy ! Component: 600 - total flux cleaned = 0.000528226 Jy ! Component: 650 - total flux cleaned = 0.00060251 Jy ! Component: 700 - total flux cleaned = 0.000675836 Jy ! Component: 750 - total flux cleaned = 0.000748198 Jy ! Component: 800 - total flux cleaned = 0.000831549 Jy ! Component: 850 - total flux cleaned = 0.00091371 Jy ! Component: 900 - total flux cleaned = 0.000971738 Jy ! Component: 950 - total flux cleaned = 0.0010406 Jy ! Component: 1000 - total flux cleaned = 0.00106312 Jy ! Component: 1050 - total flux cleaned = 0.00111921 Jy ! Component: 1100 - total flux cleaned = 0.00116359 Jy ! Component: 1150 - total flux cleaned = 0.0012076 Jy ! Component: 1200 - total flux cleaned = 0.00126209 Jy ! Component: 1250 - total flux cleaned = 0.00133744 Jy ! Component: 1300 - total flux cleaned = 0.00135872 Jy ! Component: 1350 - total flux cleaned = 0.00139044 Jy ! Component: 1400 - total flux cleaned = 0.00143231 Jy ! Component: 1450 - total flux cleaned = 0.00149448 Jy ! Component: 1500 - total flux cleaned = 0.00154574 Jy ! Component: 1550 - total flux cleaned = 0.00155591 Jy ! Component: 1600 - total flux cleaned = 0.00159633 Jy ! Component: 1650 - total flux cleaned = 0.00163641 Jy ! Component: 1700 - total flux cleaned = 0.00164633 Jy ! Component: 1750 - total flux cleaned = 0.00169568 Jy ! Component: 1800 - total flux cleaned = 0.00172499 Jy ! Component: 1850 - total flux cleaned = 0.00177352 Jy ! Component: 1900 - total flux cleaned = 0.00177347 Jy ! Component: 1950 - total flux cleaned = 0.00183083 Jy ! Component: 2000 - total flux cleaned = 0.00184993 Jy ! Component: 2050 - total flux cleaned = 0.00187818 Jy ! Component: 2100 - total flux cleaned = 0.00193439 Jy ! Component: 2150 - total flux cleaned = 0.00198077 Jy ! Component: 2200 - total flux cleaned = 0.00199916 Jy ! Component: 2250 - total flux cleaned = 0.00201757 Jy ! Component: 2300 - total flux cleaned = 0.00200847 Jy ! Component: 2350 - total flux cleaned = 0.00205375 Jy ! Component: 2400 - total flux cleaned = 0.00207165 Jy ! Component: 2450 - total flux cleaned = 0.00204494 Jy ! Component: 2500 - total flux cleaned = 0.00205379 Jy ! Component: 2550 - total flux cleaned = 0.00205377 Jy ! Component: 2600 - total flux cleaned = 0.00206257 Jy ! Component: 2650 - total flux cleaned = 0.00208005 Jy ! Component: 2700 - total flux cleaned = 0.00209737 Jy ! Component: 2750 - total flux cleaned = 0.002106 Jy ! Component: 2800 - total flux cleaned = 0.00212312 Jy ! Component: 2850 - total flux cleaned = 0.00209752 Jy ! Component: 2900 - total flux cleaned = 0.00210602 Jy ! Component: 2950 - total flux cleaned = 0.0021229 Jy ! Component: 3000 - total flux cleaned = 0.00214805 Jy ! Component: 3050 - total flux cleaned = 0.00214805 Jy ! Component: 3100 - total flux cleaned = 0.0021563 Jy ! Component: 3150 - total flux cleaned = 0.00216455 Jy ! Component: 3200 - total flux cleaned = 0.00214802 Jy ! Component: 3250 - total flux cleaned = 0.00215628 Jy ! Component: 3300 - total flux cleaned = 0.00217269 Jy ! Component: 3350 - total flux cleaned = 0.00219712 Jy ! Component: 3400 - total flux cleaned = 0.00220517 Jy ! Component: 3450 - total flux cleaned = 0.00222125 Jy ! Component: 3500 - total flux cleaned = 0.00220517 Jy ! Component: 3550 - total flux cleaned = 0.00221319 Jy ! Component: 3600 - total flux cleaned = 0.00223705 Jy ! Component: 3650 - total flux cleaned = 0.00224495 Jy ! Component: 3700 - total flux cleaned = 0.00223702 Jy ! Component: 3750 - total flux cleaned = 0.00223699 Jy ! Component: 3800 - total flux cleaned = 0.00222916 Jy ! Component: 3850 - total flux cleaned = 0.00222914 Jy ! Component: 3900 - total flux cleaned = 0.00222138 Jy ! Component: 3950 - total flux cleaned = 0.00222918 Jy ! Component: 4000 - total flux cleaned = 0.00222914 Jy ! Component: 4050 - total flux cleaned = 0.00222141 Jy ! Total flux subtracted in 4096 components = 0.00222137 Jy ! Clean residual min=-0.000712 max=0.000504 Jy/beam ! Clean residual mean=0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0952363 Jy keep ! Adding 236 model components to the UV plane model. ! The established model now contains 338 components and 0.0952363 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1521+0517_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.685 x 2.558 at 23.63 degrees (North through East) ! Clean map min=-0.0012721 max=0.086031 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1521+0517_X_map.fits wmodel /vlbi/sb072/temp_maps//J1521+0517_X_map.mod ! Writing 338 model components to file: /vlbi/sb072/temp_maps//J1521+0517_X_map.mod wobs /vlbi/sb072/temp_maps//J1521+0517_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1521+0517_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1521+0517_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1521+0517_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0860305 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130833 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.456231 0.456231 0.912463 1.82493 3.64985 7.2997 14.5994 29.1988 58.3976 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 657.561 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1521+0517_X_dfm.log closed on Fri Jan 25 19:36:06 2019