! Started logfile: /vlbi/sb072/temp_maps//J1817+5528_C_dfm.log on Tue Mar 5 23:27:31 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1817+5528_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1817+5528_C_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1817+5528 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 896 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1817+5528_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.001307Jy sigma=46.003574 ! Fit after self-cal, rms=0.915241Jy sigma=41.631456 ! 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=1.339 mas, bmaj=6.938 mas, bpa=51.53 degrees ! Estimated noise=0.79162 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 = 0.0591784 Jy ! Component: 100 - total flux cleaned = 0.0823369 Jy ! Total flux subtracted in 100 components = 0.0823369 Jy ! Clean residual min=-0.005427 max=0.010808 Jy/beam ! Clean residual mean=-0.000018 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 0.0823369 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0823369 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=0.028961Jy sigma=1.332703 ! Fit after self-cal, rms=0.028951Jy sigma=1.331885 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121052 Jy ! Component: 100 - total flux cleaned = 0.0191109 Jy ! Total flux subtracted in 100 components = 0.0191109 Jy ! Clean residual min=-0.003341 max=0.004129 Jy/beam ! Clean residual mean=-0.000011 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.101448 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 0.101448 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=0.020635Jy sigma=0.893533 ! Fit after self-cal, rms=0.020637Jy sigma=0.893360 ! 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=1.69 mas, bmaj=6.541 mas, bpa=52.01 degrees ! Estimated noise=0.535114 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 = 0.00720201 Jy ! Component: 100 - total flux cleaned = 0.0113954 Jy ! Component: 150 - total flux cleaned = 0.0144194 Jy ! Component: 200 - total flux cleaned = 0.0166815 Jy ! Total flux subtracted in 200 components = 0.0166815 Jy ! Clean residual min=-0.002647 max=0.002642 Jy/beam ! Clean residual mean=-0.000020 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.118129 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 66 components and 0.118129 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=0.017928Jy sigma=0.740947 ! Fit after self-cal, rms=0.017923Jy sigma=0.740685 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.69 x 6.541 at 52.01 degrees (North through East) ! Clean map min=-0.0026122 max=0.084838 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 LA 1.04 MK 1.00 ! NL 0.97 OV 0.98 PT 0.94 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 LA 1.05 MK 0.97 ! NL 1.01 OV 0.95 PT 0.91 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 LA 1.00 MK 1.07 ! NL 0.99 OV 1.02 PT 0.93 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 LA 1.00 MK 0.98 ! NL 1.04 OV 0.98 PT 0.80 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 LA 1.04 MK 1.07 ! NL 1.03 OV 0.93 PT 0.94 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 LA 1.03 MK 1.02 ! NL 1.05 OV 1.02 PT 0.93 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 LA 1.06 MK 1.03 ! NL 1.03 OV 0.98 PT 0.97 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 LA 1.07 MK 1.01 ! NL 1.06 OV 0.96 PT 0.94 SC 1.15 ! ! ! Fit before self-cal, rms=0.017923Jy sigma=0.740685 ! Fit after self-cal, rms=0.015995Jy sigma=0.648580 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.706 mas, bmaj=6.584 mas, bpa=51.92 degrees ! Estimated noise=0.53057 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 = -0.000284525 Jy ! Component: 100 - total flux cleaned = -0.000369264 Jy ! Component: 150 - total flux cleaned = -0.000396989 Jy ! Component: 200 - total flux cleaned = -0.000431843 Jy ! Total flux subtracted in 200 components = -0.000431843 Jy ! Clean residual min=-0.001522 max=0.001478 Jy/beam ! Clean residual mean=-0.000002 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.117697 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 75 components and 0.117697 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=0.015958Jy sigma=0.646961 ! Fit after self-cal, rms=0.015961Jy sigma=0.646775 ! 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=0.015961Jy sigma=0.646775 ! Fit after self-cal, rms=0.015945Jy sigma=0.646694 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.705 mas, bmaj=6.585 mas, bpa=51.92 degrees ! Estimated noise=0.530483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.61857e-05 Jy ! Component: 100 - total flux cleaned = -0.00014518 Jy ! Component: 150 - total flux cleaned = -0.000128352 Jy ! Component: 200 - total flux cleaned = -0.000128305 Jy ! Total flux subtracted in 200 components = -0.000128305 Jy ! Clean residual min=-0.001493 max=0.001485 Jy/beam ! Clean residual mean=-0.000002 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.117569 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 0.117569 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=0.015935Jy sigma=0.646179 ! Fit after self-cal, rms=0.015935Jy sigma=0.646159 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 = -2.0969e-05 Jy ! Component: 100 - total flux cleaned = -2.11189e-05 Jy ! Component: 150 - total flux cleaned = -8.43664e-06 Jy ! Component: 200 - total flux cleaned = -2.61183e-06 Jy ! Total flux subtracted in 200 components = -2.61183e-06 Jy ! Clean residual min=-0.001483 max=0.001494 Jy/beam ! Clean residual mean=-0.000002 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.117567 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.117567 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=0.015929Jy sigma=0.645900 ! Fit after self-cal, rms=0.015930Jy sigma=0.645893 ! Inverting map ! Added new window around map position (53.4, -9.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00053955 Jy ! Component: 100 - total flux cleaned = 0.000445554 Jy ! Component: 150 - total flux cleaned = 0.000232857 Jy ! Component: 200 - total flux cleaned = 7.53367e-05 Jy ! Total flux subtracted in 200 components = 7.53367e-05 Jy ! Clean residual min=-0.001287 max=0.001189 Jy/beam ! Clean residual mean=-0.000003 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.117642 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 118 components and 0.117642 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=0.015791Jy sigma=0.639070 ! Fit after self-cal, rms=0.015788Jy sigma=0.638871 ! 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=0.015788Jy sigma=0.638871 ! Fit after self-cal, rms=0.015798Jy sigma=0.638548 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.707 mas, bmaj=6.585 mas, bpa=51.93 degrees ! Estimated noise=0.53068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000144796 Jy ! Component: 100 - total flux cleaned = -0.000263318 Jy ! Component: 150 - total flux cleaned = -0.000424751 Jy ! Component: 200 - total flux cleaned = -0.000539108 Jy ! Total flux subtracted in 200 components = -0.000539108 Jy ! Clean residual min=-0.001212 max=0.001186 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.117103 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 133 components and 0.117103 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=0.015758Jy sigma=0.636424 ! Fit after self-cal, rms=0.015757Jy sigma=0.636365 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 = -0.000249688 Jy ! Component: 100 - total flux cleaned = -0.000353253 Jy ! Component: 150 - total flux cleaned = -0.000422968 Jy ! Component: 200 - total flux cleaned = -0.00047594 Jy ! Total flux subtracted in 200 components = -0.00047594 Jy ! Clean residual min=-0.001162 max=0.001169 Jy/beam ! Clean residual mean=-0.000002 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.116627 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 150 components and 0.116627 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=0.015733Jy sigma=0.635233 ! Fit after self-cal, rms=0.015733Jy sigma=0.635208 ! Inverting map ! Added new window around map position (43.5, -54.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.44275e-05 Jy ! Component: 100 - total flux cleaned = -0.000250053 Jy ! Component: 150 - total flux cleaned = -0.000184636 Jy ! Component: 200 - total flux cleaned = -0.000145768 Jy ! Total flux subtracted in 200 components = -0.000145768 Jy ! Clean residual min=-0.001081 max=0.001069 Jy/beam ! Clean residual mean=-0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.116481 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 182 components and 0.116481 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=0.015602Jy sigma=0.630455 ! Fit after self-cal, rms=0.015600Jy sigma=0.630323 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.015600Jy sigma=0.630323 ! Fit after self-cal, rms=0.015589Jy sigma=0.629976 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.625 mas, bmaj=6.362 mas, bpa=56.33 degrees ! Estimated noise=0.613123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000139415 Jy ! Component: 100 - total flux cleaned = -0.000140842 Jy ! Component: 150 - total flux cleaned = -0.000141832 Jy ! Component: 200 - total flux cleaned = -0.000220692 Jy ! Total flux subtracted in 200 components = -0.000220692 Jy ! Clean residual min=-0.000932 max=0.001092 Jy/beam ! Clean residual mean=-0.000004 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.11626 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 224 components and 0.11626 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=0.015569Jy sigma=0.628846 ! Fit after self-cal, rms=0.015566Jy sigma=0.628751 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 (21.6, 66.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000575514 Jy ! Component: 100 - total flux cleaned = 0.00050726 Jy ! Component: 150 - total flux cleaned = 0.00032691 Jy ! Component: 200 - total flux cleaned = 0.000203321 Jy ! Total flux subtracted in 200 components = 0.000203321 Jy ! Clean residual min=-0.000785 max=0.000640 Jy/beam ! Clean residual mean=-0.000004 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.116464 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 257 components and 0.116464 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=0.015495Jy sigma=0.625728 ! Fit after self-cal, rms=0.015494Jy sigma=0.625606 ! 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=1.709 mas, bmaj=6.585 mas, bpa=51.93 degrees ! Estimated noise=0.530369 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.709 x 6.585 at 51.93 degrees (North through East) ! Clean map min=-0.0010562 max=0.084175 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=1.348 mas, bmaj=6.96 mas, bpa=51.42 degrees ! Estimated noise=0.790649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0589595 Jy ! Component: 100 - total flux cleaned = 0.0817822 Jy ! Component: 150 - total flux cleaned = 0.0936221 Jy ! Component: 200 - total flux cleaned = 0.100343 Jy ! Total flux subtracted in 200 components = 0.100343 Jy ! Clean residual min=-0.002991 max=0.003468 Jy/beam ! Clean residual mean=-0.000007 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.100343 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.100343 Jy ! Inverting map and beam ! Estimated beam: bmin=1.709 mas, bmaj=6.585 mas, bpa=51.93 degrees ! Estimated noise=0.530369 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 = 0.00631851 Jy ! Component: 100 - total flux cleaned = 0.00950284 Jy ! Component: 150 - total flux cleaned = 0.0105147 Jy ! Component: 200 - total flux cleaned = 0.0112926 Jy ! Total flux subtracted in 200 components = 0.0112926 Jy ! Clean residual min=-0.001719 max=0.001494 Jy/beam ! Clean residual mean=-0.000010 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.111635 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 60 components and 0.111635 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.625 mas, bmaj=6.362 mas, bpa=56.33 degrees ! Estimated noise=0.613123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159645 Jy ! Component: 100 - total flux cleaned = 0.00218616 Jy ! Component: 150 - total flux cleaned = 0.0025556 Jy ! Component: 200 - total flux cleaned = 0.0027582 Jy ! Total flux subtracted in 200 components = 0.0027582 Jy ! Clean residual min=-0.001644 max=0.001335 Jy/beam ! Clean residual mean=-0.000011 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.114394 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 = 0.000147039 Jy ! Component: 100 - total flux cleaned = 0.000379288 Jy ! Component: 150 - total flux cleaned = 0.000500582 Jy ! Component: 200 - total flux cleaned = 0.00064231 Jy ! Total flux subtracted in 200 components = 0.00064231 Jy ! Clean residual min=-0.001305 max=0.001000 Jy/beam ! Clean residual mean=-0.000008 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.115036 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 139 components and 0.115036 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.709 mas, bmaj=6.585 mas, bpa=51.93 degrees ! Estimated noise=0.530369 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.50247e-05 Jy ! Component: 100 - total flux cleaned = -5.04867e-05 Jy ! Component: 150 - total flux cleaned = -0.000173479 Jy ! Component: 200 - total flux cleaned = -0.000173558 Jy ! Total flux subtracted in 200 components = -0.000173558 Jy ! Clean residual min=-0.001195 max=0.000925 Jy/beam ! Clean residual mean=-0.000003 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.114862 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 178 components and 0.114862 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=0.015649Jy sigma=0.631823 ! Fit after self-cal, rms=0.015639Jy sigma=0.631570 wmodel J1817+5528_C_map.mod ! Writing 178 model components to file: J1817+5528_C_map.mod wobs J1817+5528_C_uvs.fits ! Writing UV FITS file: J1817+5528_C_uvs.fits wwins J1817+5528_C_map.win ! wwins: Wrote 4 windows to J1817+5528_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000402906 Jy ! Component: 100 - total flux cleaned = -0.00052165 Jy ! Component: 150 - total flux cleaned = -0.000568828 Jy ! Component: 200 - total flux cleaned = -0.00059779 Jy ! Component: 250 - total flux cleaned = -0.000638721 Jy ! Component: 300 - total flux cleaned = -0.000704068 Jy ! Component: 350 - total flux cleaned = -0.000665643 Jy ! Component: 400 - total flux cleaned = -0.000616241 Jy ! Component: 450 - total flux cleaned = -0.000556503 Jy ! Component: 500 - total flux cleaned = -0.000521289 Jy ! Component: 550 - total flux cleaned = -0.000498016 Jy ! Component: 600 - total flux cleaned = -0.000441834 Jy ! Component: 650 - total flux cleaned = -0.000452864 Jy ! Component: 700 - total flux cleaned = -0.000453047 Jy ! Component: 750 - total flux cleaned = -0.000442478 Jy ! Component: 800 - total flux cleaned = -0.00045282 Jy ! Component: 850 - total flux cleaned = -0.000473228 Jy ! Component: 900 - total flux cleaned = -0.00047313 Jy ! Component: 950 - total flux cleaned = -0.000473285 Jy ! Component: 1000 - total flux cleaned = -0.000453818 Jy ! Component: 1050 - total flux cleaned = -0.000463498 Jy ! Component: 1100 - total flux cleaned = -0.000453959 Jy ! Component: 1150 - total flux cleaned = -0.000454067 Jy ! Component: 1200 - total flux cleaned = -0.000454061 Jy ! Component: 1250 - total flux cleaned = -0.000444905 Jy ! Component: 1300 - total flux cleaned = -0.000444962 Jy ! Component: 1350 - total flux cleaned = -0.000471552 Jy ! Component: 1400 - total flux cleaned = -0.000471437 Jy ! Component: 1450 - total flux cleaned = -0.000462879 Jy ! Component: 1500 - total flux cleaned = -0.000505839 Jy ! Component: 1550 - total flux cleaned = -0.000488965 Jy ! Component: 1600 - total flux cleaned = -0.000480715 Jy ! Component: 1650 - total flux cleaned = -0.000480744 Jy ! Component: 1700 - total flux cleaned = -0.000472483 Jy ! Component: 1750 - total flux cleaned = -0.000464426 Jy ! Component: 1800 - total flux cleaned = -0.000472549 Jy ! Component: 1850 - total flux cleaned = -0.000496555 Jy ! Component: 1900 - total flux cleaned = -0.000536074 Jy ! Component: 1950 - total flux cleaned = -0.000536113 Jy ! Component: 2000 - total flux cleaned = -0.0005439 Jy ! Component: 2050 - total flux cleaned = -0.000566982 Jy ! Component: 2100 - total flux cleaned = -0.000559413 Jy ! Component: 2150 - total flux cleaned = -0.000574544 Jy ! Component: 2200 - total flux cleaned = -0.0005745 Jy ! Component: 2250 - total flux cleaned = -0.000567027 Jy ! Component: 2300 - total flux cleaned = -0.000530109 Jy ! Component: 2350 - total flux cleaned = -0.000537504 Jy ! Component: 2400 - total flux cleaned = -0.000523101 Jy ! Component: 2450 - total flux cleaned = -0.000537531 Jy ! Component: 2500 - total flux cleaned = -0.000566176 Jy ! Component: 2550 - total flux cleaned = -0.000559026 Jy ! Component: 2600 - total flux cleaned = -0.000551989 Jy ! Component: 2650 - total flux cleaned = -0.000587079 Jy ! Component: 2700 - total flux cleaned = -0.000593985 Jy ! Component: 2750 - total flux cleaned = -0.000621635 Jy ! Component: 2800 - total flux cleaned = -0.000656038 Jy ! Component: 2850 - total flux cleaned = -0.000662903 Jy ! Component: 2900 - total flux cleaned = -0.000690192 Jy ! Component: 2950 - total flux cleaned = -0.000703729 Jy ! Component: 3000 - total flux cleaned = -0.000737452 Jy ! Component: 3050 - total flux cleaned = -0.000750908 Jy ! Component: 3100 - total flux cleaned = -0.000770994 Jy ! Component: 3150 - total flux cleaned = -0.000784284 Jy ! Component: 3200 - total flux cleaned = -0.000817403 Jy ! Component: 3250 - total flux cleaned = -0.000817409 Jy ! Component: 3300 - total flux cleaned = -0.000863465 Jy ! Component: 3350 - total flux cleaned = -0.000856887 Jy ! Component: 3400 - total flux cleaned = -0.000882995 Jy ! Component: 3450 - total flux cleaned = -0.000896028 Jy ! Component: 3500 - total flux cleaned = -0.000928423 Jy ! Component: 3550 - total flux cleaned = -0.000960754 Jy ! Component: 3600 - total flux cleaned = -0.000973631 Jy ! Component: 3650 - total flux cleaned = -0.000992906 Jy ! Component: 3700 - total flux cleaned = -0.00101854 Jy ! Component: 3750 - total flux cleaned = -0.00105052 Jy ! Component: 3800 - total flux cleaned = -0.00106968 Jy ! Component: 3850 - total flux cleaned = -0.00108244 Jy ! Component: 3900 - total flux cleaned = -0.00110793 Jy ! Component: 3950 - total flux cleaned = -0.00112707 Jy ! Component: 4000 - total flux cleaned = -0.00114613 Jy ! Component: 4050 - total flux cleaned = -0.00116518 Jy ! Total flux subtracted in 4096 components = -0.00117786 Jy ! Clean residual min=-0.000349 max=0.000364 Jy/beam ! Clean residual mean=-0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.113684 Jy keep ! Adding 262 model components to the UV plane model. ! The established model now contains 440 components and 0.113684 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1817+5528_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.709 x 6.585 at 51.93 degrees (North through East) ! Clean map min=-0.00099848 max=0.084269 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1817+5528_C_map.fits wmodel /vlbi/sb072/temp_maps//J1817+5528_C_map.mod ! Writing 440 model components to file: /vlbi/sb072/temp_maps//J1817+5528_C_map.mod wobs /vlbi/sb072/temp_maps//J1817+5528_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1817+5528_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1817+5528_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1817+5528_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0842688 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00010714 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.381424 0.381424 0.762847 1.52569 3.05139 6.10278 12.2056 24.4111 48.8222 97.6444 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 786.527 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1817+5528_C_dfm.log closed on Tue Mar 5 23:27:36 2019