! Started logfile: /vlbi/sb072/temp_maps//J0125+2606_X_dfm.log on Sat Jan 12 21:45:54 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//J0125+2606_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0125+2606_X_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0125+2606 ! ! 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 85 lines of history. ! ! Reading 13248 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 J0125+2606_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=1.000543Jy sigma=36.439795 ! Fit after self-cal, rms=0.993032Jy sigma=36.176044 ! 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=0.8902 mas, bmaj=1.418 mas, bpa=-13.62 degrees ! Estimated noise=0.368277 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 = 0.00573175 Jy ! Component: 100 - total flux cleaned = 0.00710433 Jy ! Total flux subtracted in 100 components = 0.00710433 Jy ! Clean residual min=-0.001168 max=0.001151 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.00710433 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.00710433 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=0.021113Jy sigma=0.709419 ! Fit after self-cal, rms=0.019819Jy sigma=0.660564 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330343 Jy ! Component: 100 - total flux cleaned = 0.00411561 Jy ! Total flux subtracted in 100 components = 0.00411561 Jy ! Clean residual min=-0.001175 max=0.001207 Jy/beam ! Clean residual mean=0.000000 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0112199 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.0112199 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=0.019355Jy sigma=0.644427 ! Fit after self-cal, rms=0.019353Jy sigma=0.644289 ! 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=1.218 mas, bmaj=1.801 mas, bpa=-11.04 degrees ! Estimated noise=0.172686 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 = -0.000422995 Jy ! Component: 100 - total flux cleaned = -0.000524352 Jy ! Component: 150 - total flux cleaned = -0.000616375 Jy ! Component: 200 - total flux cleaned = -0.000678407 Jy ! Total flux subtracted in 200 components = -0.000678407 Jy ! Clean residual min=-0.000707 max=0.000646 Jy/beam ! Clean residual mean=0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0105415 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 14 components and 0.0105415 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=0.019326Jy sigma=0.643365 ! Fit after self-cal, rms=0.019310Jy sigma=0.643022 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.218 x 1.801 at -11.04 degrees (North through East) ! Clean map min=-0.00075723 max=0.011011 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.90 KP 0.92 ! LA 1.05 NL 1.32 OV 1.02 PT 1.12 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.21 HN 0.66 KP 1.15 ! LA 0.94 MK 1.28 OV 0.97 PT 1.06 ! SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 1.17 HN 0.91 KP 1.17 ! LA 1.05 NL 1.25 OV 0.98 PT 1.20 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.29 HN 0.75 KP 1.10 ! LA 0.97 MK 1.07 OV 0.98 PT 1.03 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.80 HN 0.77 KP 1.01 ! LA 1.32 NL 1.35 OV 0.97 PT 1.11 ! SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.01 HN 0.75 KP 1.31 ! LA 1.00 MK 0.98 OV 1.19 PT 0.97 ! SC 0.84 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.99 HN 0.82 KP 1.12 ! LA 0.99 NL 1.33 OV 0.83 PT 1.21 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.16 HN 0.66 KP 1.09 ! LA 1.14 MK 0.93 OV 0.99 PT 1.05 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.87 HN 0.81 KP 1.00 ! LA 1.04 NL 0.98 OV 1.04 PT 1.16 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 FD 0.90 HN 0.65 KP 1.11 ! LA 1.16 MK 1.24 OV 0.89 PT 0.97 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.83 HN 0.76 KP 0.92 ! LA 1.11 NL 1.28 OV 0.97 PT 0.97 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.95 HN 0.71 KP 1.17 ! LA 0.99 MK 0.99 OV 0.90 PT 1.17 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.94 HN 0.94 KP 1.07 ! LA 0.93 NL 1.39 OV 0.75 PT 1.24 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.04 HN 0.66 KP 1.24 ! LA 1.06 MK 0.84 OV 1.05 PT 1.02 ! SC 0.83 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.09 HN 0.77 KP 1.03 ! LA 0.88 NL 1.32 OV 1.09 PT 1.06 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.81 FD 1.10 HN 0.57 KP 1.30 ! LA 1.08 MK 1.08 OV 1.11 PT 0.86 ! SC 0.90 ! ! ! Fit before self-cal, rms=0.019310Jy sigma=0.643022 ! Fit after self-cal, rms=0.018520Jy sigma=0.636790 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.177 mas, bmaj=1.79 mas, bpa=-12.89 degrees ! Estimated noise=0.17089 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 = 0.000157955 Jy ! Component: 100 - total flux cleaned = 0.000184597 Jy ! Component: 150 - total flux cleaned = 0.000184517 Jy ! Component: 200 - total flux cleaned = 0.000184511 Jy ! Total flux subtracted in 200 components = 0.000184511 Jy ! Clean residual min=-0.000432 max=0.000439 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.010726 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 20 components and 0.010726 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=0.018518Jy sigma=0.636731 ! Fit after self-cal, rms=0.018618Jy sigma=0.634456 ! 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=0.018618Jy sigma=0.634456 ! Fit after self-cal, rms=0.019365Jy sigma=0.633579 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.162 mas, bmaj=1.78 mas, bpa=-13.8 degrees ! Estimated noise=0.172657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000122722 Jy ! Component: 100 - total flux cleaned = 0.000146302 Jy ! Component: 150 - total flux cleaned = 0.000160388 Jy ! Component: 200 - total flux cleaned = 0.000166388 Jy ! Total flux subtracted in 200 components = 0.000166388 Jy ! Clean residual min=-0.000468 max=0.000455 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0108924 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 25 components and 0.0108924 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=0.019364Jy sigma=0.633536 ! Fit after self-cal, rms=0.019446Jy sigma=0.633047 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 = -0.000119121 Jy ! Component: 100 - total flux cleaned = -0.000132599 Jy ! Component: 150 - total flux cleaned = -0.000130237 Jy ! Component: 200 - total flux cleaned = -0.000128177 Jy ! Total flux subtracted in 200 components = -0.000128177 Jy ! Clean residual min=-0.000488 max=0.000461 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0107642 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.0107642 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=0.019445Jy sigma=0.633006 ! Fit after self-cal, rms=0.019451Jy sigma=0.632892 ! 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=0.019451Jy sigma=0.632892 ! Fit after self-cal, rms=0.019895Jy sigma=0.632671 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.153 mas, bmaj=1.777 mas, bpa=-14.22 degrees ! Estimated noise=0.173342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000112188 Jy ! Component: 100 - total flux cleaned = 0.00014222 Jy ! Component: 150 - total flux cleaned = 0.00015711 Jy ! Component: 200 - total flux cleaned = 0.000166086 Jy ! Total flux subtracted in 200 components = 0.000166086 Jy ! Clean residual min=-0.000484 max=0.000468 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0109303 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 0.0109303 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=0.019895Jy sigma=0.632636 ! Fit after self-cal, rms=0.019937Jy sigma=0.632451 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 = -6.64127e-05 Jy ! Component: 100 - total flux cleaned = -5.92644e-05 Jy ! Component: 150 - total flux cleaned = -5.72771e-05 Jy ! Component: 200 - total flux cleaned = -5.37256e-05 Jy ! Total flux subtracted in 200 components = -5.37256e-05 Jy ! Clean residual min=-0.000504 max=0.000451 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0108766 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.0108766 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=0.019937Jy sigma=0.632422 ! Fit after self-cal, rms=0.019938Jy sigma=0.632362 ! 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=0.019938Jy sigma=0.632362 ! Fit after self-cal, rms=0.020201Jy sigma=0.632283 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.273 mas, bmaj=2.65 mas, bpa=-2.832 degrees ! Estimated noise=0.221416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000176114 Jy ! Component: 100 - total flux cleaned = 0.00020754 Jy ! Component: 150 - total flux cleaned = 0.000213667 Jy ! Component: 200 - total flux cleaned = 0.000218351 Jy ! Total flux subtracted in 200 components = 0.000218351 Jy ! Clean residual min=-0.000466 max=0.000532 Jy/beam ! Clean residual mean=-0.000001 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.011095 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 35 components and 0.011095 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=0.020201Jy sigma=0.632309 ! Fit after self-cal, rms=0.020224Jy sigma=0.632216 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 = -4.8201e-05 Jy ! Component: 100 - total flux cleaned = -4.65881e-05 Jy ! Component: 150 - total flux cleaned = -4.38732e-05 Jy ! Component: 200 - total flux cleaned = -4.15849e-05 Jy ! Total flux subtracted in 200 components = -4.15849e-05 Jy ! Clean residual min=-0.000464 max=0.000525 Jy/beam ! Clean residual mean=-0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0110534 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 36 components and 0.0110534 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=0.020224Jy sigma=0.632212 ! Fit after self-cal, rms=0.020226Jy sigma=0.632202 ! 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=1.148 mas, bmaj=1.774 mas, bpa=-14.43 degrees ! Estimated noise=0.173914 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.148 x 1.774 at -14.43 degrees (North through East) ! Clean map min=-0.00046024 max=0.010725 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=0.8493 mas, bmaj=1.441 mas, bpa=-17.64 degrees ! Estimated noise=0.350765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00819459 Jy ! Component: 100 - total flux cleaned = 0.0101057 Jy ! Component: 150 - total flux cleaned = 0.0109035 Jy ! Component: 200 - total flux cleaned = 0.011305 Jy ! Total flux subtracted in 200 components = 0.011305 Jy ! Clean residual min=-0.000961 max=0.000911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.011305 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 0.011305 Jy ! Inverting map and beam ! Estimated beam: bmin=1.148 mas, bmaj=1.774 mas, bpa=-14.43 degrees ! Estimated noise=0.173914 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 = -5.19531e-05 Jy ! Component: 100 - total flux cleaned = -0.000103566 Jy ! Component: 150 - total flux cleaned = -0.000151828 Jy ! Component: 200 - total flux cleaned = -0.000180749 Jy ! Total flux subtracted in 200 components = -0.000180749 Jy ! Clean residual min=-0.000530 max=0.000439 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0111243 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 23 components and 0.0111243 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=2.273 mas, bmaj=2.65 mas, bpa=-2.832 degrees ! Estimated noise=0.221416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.08975e-06 Jy ! Component: 100 - total flux cleaned = 5.26178e-06 Jy ! Component: 150 - total flux cleaned = 5.23718e-06 Jy ! Component: 200 - total flux cleaned = 1.94373e-06 Jy ! Total flux subtracted in 200 components = 1.94373e-06 Jy ! Clean residual min=-0.000463 max=0.000524 Jy/beam ! Clean residual mean=-0.000001 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0111262 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 = -2.81261e-06 Jy ! Component: 100 - total flux cleaned = -2.84485e-06 Jy ! Component: 150 - total flux cleaned = -7.63681e-06 Jy ! Component: 200 - total flux cleaned = -9.78356e-06 Jy ! Total flux subtracted in 200 components = -9.78356e-06 Jy ! Clean residual min=-0.000462 max=0.000526 Jy/beam ! Clean residual mean=-0.000001 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0111164 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 28 components and 0.0111164 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.148 mas, bmaj=1.774 mas, bpa=-14.43 degrees ! Estimated noise=0.173914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.38829e-05 Jy ! Component: 100 - total flux cleaned = -3.6353e-05 Jy ! Component: 150 - total flux cleaned = -4.6278e-05 Jy ! Component: 200 - total flux cleaned = -5.49788e-05 Jy ! Total flux subtracted in 200 components = -5.49788e-05 Jy ! Clean residual min=-0.000504 max=0.000437 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0110614 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.0110614 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=0.020226Jy sigma=0.632236 ! Fit after self-cal, rms=0.020225Jy sigma=0.632198 wmodel J0125+2606_X_map.mod ! Writing 36 model components to file: J0125+2606_X_map.mod wobs J0125+2606_X_uvs.fits ! Writing UV FITS file: J0125+2606_X_uvs.fits wwins J0125+2606_X_map.win ! wwins: Wrote 1 windows to J0125+2606_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 = -0.000177117 Jy ! Component: 100 - total flux cleaned = -0.000297005 Jy ! Component: 150 - total flux cleaned = -0.00041092 Jy ! Component: 200 - total flux cleaned = -0.000469198 Jy ! Component: 250 - total flux cleaned = -0.000525595 Jy ! Component: 300 - total flux cleaned = -0.000559769 Jy ! Component: 350 - total flux cleaned = -0.000586442 Jy ! Component: 400 - total flux cleaned = -0.000631739 Jy ! Component: 450 - total flux cleaned = -0.000663225 Jy ! Component: 500 - total flux cleaned = -0.000681627 Jy ! Component: 550 - total flux cleaned = -0.000711792 Jy ! Component: 600 - total flux cleaned = -0.000741159 Jy ! Component: 650 - total flux cleaned = -0.000746887 Jy ! Component: 700 - total flux cleaned = -0.000758191 Jy ! Component: 750 - total flux cleaned = -0.0007914 Jy ! Component: 800 - total flux cleaned = -0.000807691 Jy ! Component: 850 - total flux cleaned = -0.000845046 Jy ! Component: 900 - total flux cleaned = -0.000855567 Jy ! Component: 950 - total flux cleaned = -0.000886757 Jy ! Component: 1000 - total flux cleaned = -0.000912306 Jy ! Component: 1050 - total flux cleaned = -0.00092748 Jy ! Component: 1100 - total flux cleaned = -0.000957241 Jy ! Component: 1150 - total flux cleaned = -0.000957274 Jy ! Component: 1200 - total flux cleaned = -0.000967052 Jy ! Component: 1250 - total flux cleaned = -0.000981406 Jy ! Component: 1300 - total flux cleaned = -0.000981433 Jy ! Component: 1350 - total flux cleaned = -0.000990735 Jy ! Component: 1400 - total flux cleaned = -0.000990644 Jy ! Component: 1450 - total flux cleaned = -0.000981601 Jy ! Component: 1500 - total flux cleaned = -0.000986144 Jy ! Component: 1550 - total flux cleaned = -0.000994982 Jy ! Component: 1600 - total flux cleaned = -0.00101268 Jy ! Component: 1650 - total flux cleaned = -0.00102144 Jy ! Component: 1700 - total flux cleaned = -0.00105585 Jy ! Component: 1750 - total flux cleaned = -0.00107291 Jy ! Component: 1800 - total flux cleaned = -0.00107288 Jy ! Component: 1850 - total flux cleaned = -0.00109384 Jy ! Component: 1900 - total flux cleaned = -0.00111869 Jy ! Component: 1950 - total flux cleaned = -0.00114332 Jy ! Component: 2000 - total flux cleaned = -0.00115142 Jy ! Component: 2050 - total flux cleaned = -0.00115148 Jy ! Component: 2100 - total flux cleaned = -0.00118365 Jy ! Component: 2150 - total flux cleaned = -0.00120358 Jy ! Component: 2200 - total flux cleaned = -0.00121542 Jy ! Component: 2250 - total flux cleaned = -0.00123894 Jy ! Component: 2300 - total flux cleaned = -0.00127776 Jy ! Component: 2350 - total flux cleaned = -0.00127004 Jy ! Component: 2400 - total flux cleaned = -0.00130452 Jy ! Component: 2450 - total flux cleaned = -0.00131217 Jy ! Component: 2500 - total flux cleaned = -0.00133105 Jy ! Component: 2550 - total flux cleaned = -0.00136104 Jy ! Component: 2600 - total flux cleaned = -0.00139444 Jy ! Component: 2650 - total flux cleaned = -0.00139441 Jy ! Component: 2700 - total flux cleaned = -0.00142738 Jy ! Component: 2750 - total flux cleaned = -0.00144556 Jy ! Component: 2800 - total flux cleaned = -0.00146356 Jy ! Component: 2850 - total flux cleaned = -0.00147431 Jy ! Component: 2900 - total flux cleaned = -0.0014921 Jy ! Component: 2950 - total flux cleaned = -0.00151331 Jy ! Component: 3000 - total flux cleaned = -0.00152035 Jy ! Component: 3050 - total flux cleaned = -0.00155524 Jy ! Component: 3100 - total flux cleaned = -0.00157607 Jy ! Component: 3150 - total flux cleaned = -0.00160362 Jy ! Component: 3200 - total flux cleaned = -0.00162073 Jy ! Component: 3250 - total flux cleaned = -0.00164111 Jy ! Component: 3300 - total flux cleaned = -0.00165461 Jy ! Component: 3350 - total flux cleaned = -0.0016848 Jy ! Component: 3400 - total flux cleaned = -0.00170815 Jy ! Component: 3450 - total flux cleaned = -0.00170814 Jy ! Component: 3500 - total flux cleaned = -0.00173121 Jy ! Component: 3550 - total flux cleaned = -0.00176067 Jy ! Component: 3600 - total flux cleaned = -0.00176396 Jy ! Component: 3650 - total flux cleaned = -0.0017834 Jy ! Component: 3700 - total flux cleaned = -0.00179948 Jy ! Component: 3750 - total flux cleaned = -0.00181552 Jy ! Component: 3800 - total flux cleaned = -0.00181869 Jy ! Component: 3850 - total flux cleaned = -0.00184719 Jy ! Component: 3900 - total flux cleaned = -0.00185349 Jy ! Component: 3950 - total flux cleaned = -0.00185974 Jy ! Component: 4000 - total flux cleaned = -0.00188154 Jy ! Component: 4050 - total flux cleaned = -0.00188773 Jy ! Total flux subtracted in 4096 components = -0.00189697 Jy ! Clean residual min=-0.000168 max=0.000201 Jy/beam ! Clean residual mean=-0.000000 rms=0.000054 Jy/beam ! Combined flux in latest and established models = 0.00916448 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 323 components and 0.00916448 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0125+2606_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.148 x 1.774 at -14.43 degrees (North through East) ! Clean map min=-0.00041858 max=0.010672 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0125+2606_X_map.fits wmodel /vlbi/sb072/temp_maps//J0125+2606_X_map.mod ! Writing 323 model components to file: /vlbi/sb072/temp_maps//J0125+2606_X_map.mod wobs /vlbi/sb072/temp_maps//J0125+2606_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0125+2606_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0125+2606_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J0125+2606_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0106724 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.40999e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.52075 1.52075 3.04149 6.08298 12.166 24.3319 48.6639 97.3277 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.01 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 197.271 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0125+2606_X_dfm.log closed on Sat Jan 12 21:45:58 2019