! Started logfile: /vlbi/sb072/temp_maps//J1748+0440_X_dfm.log on Thu Jan 31 09:44:00 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//J1748+0440_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1748+0440_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.995169 visibilities/baseline/integration-bin. ! Found source: J1748+0440 ! ! 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 6592 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 J1748+0440_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=1.001649Jy sigma=41.361285 ! Fit after self-cal, rms=0.937121Jy sigma=38.699723 ! 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=0.7019 mas, bmaj=2.271 mas, bpa=-3.561 degrees ! Estimated noise=0.472987 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 = 0.0485448 Jy ! Component: 100 - total flux cleaned = 0.059308 Jy ! Total flux subtracted in 100 components = 0.059308 Jy ! Clean residual min=-0.002438 max=0.003615 Jy/beam ! Clean residual mean=0.000001 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.059308 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.059308 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=0.026608Jy sigma=1.094100 ! Fit after self-cal, rms=0.026446Jy sigma=1.088539 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383555 Jy ! Component: 100 - total flux cleaned = 0.00556824 Jy ! Total flux subtracted in 100 components = 0.00556824 Jy ! Clean residual min=-0.002255 max=0.002016 Jy/beam ! Clean residual mean=0.000000 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.0648762 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.0648762 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=0.025908Jy sigma=1.069892 ! Fit after self-cal, rms=0.025910Jy sigma=1.069836 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8595 mas, bmaj=2.51 mas, bpa=-2.848 degrees ! Estimated noise=0.214029 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 = -0.000119534 Jy ! Component: 100 - total flux cleaned = -0.000151403 Jy ! Component: 150 - total flux cleaned = -0.000177408 Jy ! Component: 200 - total flux cleaned = -0.000241341 Jy ! Total flux subtracted in 200 components = -0.000241341 Jy ! Clean residual min=-0.002162 max=0.001693 Jy/beam ! Clean residual mean=0.000000 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.0646349 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.0646349 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=0.025838Jy sigma=1.068091 ! Fit after self-cal, rms=0.025836Jy sigma=1.067989 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8595 x 2.51 at -2.848 degrees (North through East) ! Clean map min=-0.0020693 max=0.062953 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.91 KP 1.01 LA 1.04 ! MK 1.00 NL 1.05 OV 1.03 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.88 KP 1.03 LA 1.02 ! MK 0.97 NL 0.98 OV 1.09 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.89 KP 1.01 LA 1.04 ! MK 1.04 NL 1.03 OV 1.08 PT 0.97 ! SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.94 KP 1.00 LA 1.05 ! MK 1.03 NL 1.04 OV 1.06 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.88 KP 1.00 LA 1.03 ! MK 1.06 NL 1.03 OV 1.07 PT 0.94 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.89 KP 0.99 LA 1.13 ! MK 1.02 NL 0.98 OV 1.10 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.90 KP 1.04 LA 1.02 ! MK 1.03 NL 0.98 OV 1.10 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.92 KP 1.00 LA 1.06 ! MK 1.07 NL 1.05 OV 1.08 PT 0.92 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.025836Jy sigma=1.067989 ! Fit after self-cal, rms=0.025317Jy sigma=1.050632 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8591 mas, bmaj=2.504 mas, bpa=-2.977 degrees ! Estimated noise=0.213932 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 = 0.000418556 Jy ! Component: 100 - total flux cleaned = 0.000444105 Jy ! Component: 150 - total flux cleaned = 0.000444146 Jy ! Component: 200 - total flux cleaned = 0.000444745 Jy ! Total flux subtracted in 200 components = 0.000444745 Jy ! Clean residual min=-0.001022 max=0.001108 Jy/beam ! Clean residual mean=-0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0650796 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 22 components and 0.0650796 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=0.025305Jy sigma=1.050100 ! Fit after self-cal, rms=0.025298Jy sigma=1.049894 ! 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=0.025298Jy sigma=1.049894 ! Fit after self-cal, rms=0.025339Jy sigma=1.049811 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8575 mas, bmaj=2.504 mas, bpa=-3.057 degrees ! Estimated noise=0.214312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000362107 Jy ! Component: 100 - total flux cleaned = 0.000391826 Jy ! Component: 150 - total flux cleaned = 0.00039196 Jy ! Component: 200 - total flux cleaned = 0.00039187 Jy ! Total flux subtracted in 200 components = 0.00039187 Jy ! Clean residual min=-0.001020 max=0.001087 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0654715 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.0654715 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=0.025331Jy sigma=1.049485 ! Fit after self-cal, rms=0.025329Jy sigma=1.049462 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.73079e-07 Jy ! Component: 100 - total flux cleaned = -7.30622e-06 Jy ! Component: 150 - total flux cleaned = -1.4727e-05 Jy ! Component: 200 - total flux cleaned = -1.50111e-05 Jy ! Total flux subtracted in 200 components = -1.50111e-05 Jy ! Clean residual min=-0.001014 max=0.001069 Jy/beam ! Clean residual mean=-0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0654565 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 29 components and 0.0654565 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=0.025325Jy sigma=1.049266 ! Fit after self-cal, rms=0.025324Jy sigma=1.049251 ! 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=0.025324Jy sigma=1.049251 ! Fit after self-cal, rms=0.025347Jy sigma=1.049181 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8558 mas, bmaj=2.503 mas, bpa=-3.127 degrees ! Estimated noise=0.214624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000312423 Jy ! Component: 100 - total flux cleaned = 0.000345498 Jy ! Component: 150 - total flux cleaned = 0.000345777 Jy ! Component: 200 - total flux cleaned = 0.000345392 Jy ! Total flux subtracted in 200 components = 0.000345392 Jy ! Clean residual min=-0.001009 max=0.001048 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0658019 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.0658018 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=0.025342Jy sigma=1.048955 ! Fit after self-cal, rms=0.025341Jy sigma=1.048947 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 = 1.11451e-06 Jy ! Component: 100 - total flux cleaned = -5.41745e-06 Jy ! Component: 150 - total flux cleaned = -4.9639e-06 Jy ! Component: 200 - total flux cleaned = -4.80127e-06 Jy ! Total flux subtracted in 200 components = -4.80127e-06 Jy ! Clean residual min=-0.001007 max=0.001034 Jy/beam ! Clean residual mean=-0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.065797 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.065797 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=0.025338Jy sigma=1.048812 ! Fit after self-cal, rms=0.025337Jy sigma=1.048807 ! 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=0.025337Jy sigma=1.048807 ! Fit after self-cal, rms=0.025354Jy sigma=1.048737 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.96 mas, bmaj=4.309 mas, bpa=-9.23 degrees ! Estimated noise=0.282042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257494 Jy ! Component: 100 - total flux cleaned = 0.000270167 Jy ! Component: 150 - total flux cleaned = 0.000282114 Jy ! Component: 200 - total flux cleaned = 0.000292401 Jy ! Total flux subtracted in 200 components = 0.000292401 Jy ! Clean residual min=-0.001168 max=0.001084 Jy/beam ! Clean residual mean=-0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0660894 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 0.0660894 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=0.025355Jy sigma=1.048701 ! Fit after self-cal, rms=0.025353Jy sigma=1.048676 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 = 2.44243e-05 Jy ! Component: 100 - total flux cleaned = 3.35461e-05 Jy ! Component: 150 - total flux cleaned = 3.78433e-05 Jy ! Component: 200 - total flux cleaned = 4.61724e-05 Jy ! Total flux subtracted in 200 components = 4.61724e-05 Jy ! Clean residual min=-0.001157 max=0.001077 Jy/beam ! Clean residual mean=-0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0661356 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.0661356 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=0.025354Jy sigma=1.048670 ! Fit after self-cal, rms=0.025353Jy sigma=1.048667 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8542 mas, bmaj=2.502 mas, bpa=-3.2 degrees ! Estimated noise=0.214881 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8542 x 2.502 at -3.2 degrees (North through East) ! Clean map min=-0.00098208 max=0.063142 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=0.6993 mas, bmaj=2.266 mas, bpa=-3.91 degrees ! Estimated noise=0.470403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0483478 Jy ! Component: 100 - total flux cleaned = 0.0591629 Jy ! Component: 150 - total flux cleaned = 0.0632106 Jy ! Component: 200 - total flux cleaned = 0.0651352 Jy ! Total flux subtracted in 200 components = 0.0651352 Jy ! Clean residual min=-0.001682 max=0.001646 Jy/beam ! Clean residual mean=0.000000 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.0651351 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0651351 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8542 mas, bmaj=2.502 mas, bpa=-3.2 degrees ! Estimated noise=0.214881 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 = 0.00102612 Jy ! Component: 100 - total flux cleaned = 0.00110351 Jy ! Component: 150 - total flux cleaned = 0.00110415 Jy ! Component: 200 - total flux cleaned = 0.00112155 Jy ! Total flux subtracted in 200 components = 0.00112155 Jy ! Clean residual min=-0.001108 max=0.001116 Jy/beam ! Clean residual mean=-0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0662567 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.0662567 Jy ! Inverting map ! Added new window around map position (-3.2, 28.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000765567 Jy ! Component: 100 - total flux cleaned = 0.000794728 Jy ! Component: 150 - total flux cleaned = 0.000847305 Jy ! Component: 200 - total flux cleaned = 0.000877643 Jy ! Total flux subtracted in 200 components = 0.000877643 Jy ! Clean residual min=-0.000984 max=0.000879 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0671343 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.0671343 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.96 mas, bmaj=4.309 mas, bpa=-9.23 degrees ! Estimated noise=0.282042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00041981 Jy ! Component: 100 - total flux cleaned = -0.000515369 Jy ! Component: 150 - total flux cleaned = -0.000559002 Jy ! Component: 200 - total flux cleaned = -0.000559655 Jy ! Total flux subtracted in 200 components = -0.000559655 Jy ! Clean residual min=-0.001041 max=0.000904 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0665747 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 = 2.41017e-05 Jy ! Component: 100 - total flux cleaned = 4.64698e-05 Jy ! Component: 150 - total flux cleaned = 7.34606e-05 Jy ! Component: 200 - total flux cleaned = 7.97236e-05 Jy ! Total flux subtracted in 200 components = 7.97236e-05 Jy ! Clean residual min=-0.001033 max=0.000902 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0666544 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 49 components and 0.0666544 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8542 mas, bmaj=2.502 mas, bpa=-3.2 degrees ! Estimated noise=0.214881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000211365 Jy ! Component: 100 - total flux cleaned = 0.000251771 Jy ! Component: 150 - total flux cleaned = 0.000275523 Jy ! Component: 200 - total flux cleaned = 0.000307234 Jy ! Total flux subtracted in 200 components = 0.000307234 Jy ! Clean residual min=-0.000949 max=0.000844 Jy/beam ! Clean residual mean=-0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0669616 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 0.0669616 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=0.025318Jy sigma=1.046847 ! Fit after self-cal, rms=0.025310Jy sigma=1.046647 wmodel J1748+0440_X_map.mod ! Writing 57 model components to file: J1748+0440_X_map.mod wobs J1748+0440_X_uvs.fits ! Writing UV FITS file: J1748+0440_X_uvs.fits wwins J1748+0440_X_map.win ! wwins: Wrote 2 windows to J1748+0440_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 = -0.000304554 Jy ! Component: 100 - total flux cleaned = -0.000448128 Jy ! Component: 150 - total flux cleaned = -0.000619179 Jy ! Component: 200 - total flux cleaned = -0.000781626 Jy ! Component: 250 - total flux cleaned = -0.00094906 Jy ! Component: 300 - total flux cleaned = -0.00102942 Jy ! Component: 350 - total flux cleaned = -0.00112886 Jy ! Component: 400 - total flux cleaned = -0.00119261 Jy ! Component: 450 - total flux cleaned = -0.0012543 Jy ! Component: 500 - total flux cleaned = -0.00133396 Jy ! Component: 550 - total flux cleaned = -0.00140133 Jy ! Component: 600 - total flux cleaned = -0.00144807 Jy ! Component: 650 - total flux cleaned = -0.00150255 Jy ! Component: 700 - total flux cleaned = -0.00154651 Jy ! Component: 750 - total flux cleaned = -0.00157212 Jy ! Component: 800 - total flux cleaned = -0.00158058 Jy ! Component: 850 - total flux cleaned = -0.00160535 Jy ! Component: 900 - total flux cleaned = -0.0016214 Jy ! Component: 950 - total flux cleaned = -0.00163718 Jy ! Component: 1000 - total flux cleaned = -0.00165244 Jy ! Component: 1050 - total flux cleaned = -0.00165977 Jy ! Component: 1100 - total flux cleaned = -0.00166701 Jy ! Component: 1150 - total flux cleaned = -0.00165972 Jy ! Component: 1200 - total flux cleaned = -0.00168085 Jy ! Component: 1250 - total flux cleaned = -0.00167375 Jy ! Component: 1300 - total flux cleaned = -0.00167376 Jy ! Component: 1350 - total flux cleaned = -0.00168044 Jy ! Component: 1400 - total flux cleaned = -0.00166725 Jy ! Component: 1450 - total flux cleaned = -0.00166085 Jy ! Component: 1500 - total flux cleaned = -0.00166734 Jy ! Component: 1550 - total flux cleaned = -0.00166729 Jy ! Component: 1600 - total flux cleaned = -0.00167337 Jy ! Component: 1650 - total flux cleaned = -0.00167329 Jy ! Component: 1700 - total flux cleaned = -0.00167331 Jy ! Component: 1750 - total flux cleaned = -0.0016792 Jy ! Component: 1800 - total flux cleaned = -0.00167925 Jy ! Component: 1850 - total flux cleaned = -0.00169079 Jy ! Component: 1900 - total flux cleaned = -0.00169651 Jy ! Component: 1950 - total flux cleaned = -0.00169655 Jy ! Component: 2000 - total flux cleaned = -0.00169656 Jy ! Component: 2050 - total flux cleaned = -0.00170754 Jy ! Component: 2100 - total flux cleaned = -0.00170213 Jy ! Component: 2150 - total flux cleaned = -0.00171289 Jy ! Component: 2200 - total flux cleaned = -0.00170227 Jy ! Component: 2250 - total flux cleaned = -0.00170225 Jy ! Component: 2300 - total flux cleaned = -0.00170232 Jy ! Component: 2350 - total flux cleaned = -0.00171251 Jy ! Component: 2400 - total flux cleaned = -0.00169223 Jy ! Component: 2450 - total flux cleaned = -0.00168223 Jy ! Component: 2500 - total flux cleaned = -0.00169215 Jy ! Component: 2550 - total flux cleaned = -0.00167749 Jy ! Component: 2600 - total flux cleaned = -0.00167758 Jy ! Component: 2650 - total flux cleaned = -0.0016968 Jy ! Component: 2700 - total flux cleaned = -0.00169205 Jy ! Component: 2750 - total flux cleaned = -0.00168739 Jy ! Component: 2800 - total flux cleaned = -0.00170146 Jy ! Component: 2850 - total flux cleaned = -0.00170143 Jy ! Component: 2900 - total flux cleaned = -0.00170602 Jy ! Component: 2950 - total flux cleaned = -0.00168775 Jy ! Component: 3000 - total flux cleaned = -0.00168779 Jy ! Component: 3050 - total flux cleaned = -0.00170126 Jy ! Component: 3100 - total flux cleaned = -0.00170574 Jy ! Component: 3150 - total flux cleaned = -0.00170572 Jy ! Component: 3200 - total flux cleaned = -0.00169252 Jy ! Component: 3250 - total flux cleaned = -0.0016925 Jy ! Component: 3300 - total flux cleaned = -0.00168379 Jy ! Component: 3350 - total flux cleaned = -0.00166216 Jy ! Component: 3400 - total flux cleaned = -0.00165356 Jy ! Component: 3450 - total flux cleaned = -0.00164072 Jy ! Component: 3500 - total flux cleaned = -0.00163647 Jy ! Component: 3550 - total flux cleaned = -0.0016237 Jy ! Component: 3600 - total flux cleaned = -0.00161102 Jy ! Component: 3650 - total flux cleaned = -0.00159419 Jy ! Component: 3700 - total flux cleaned = -0.00158999 Jy ! Component: 3750 - total flux cleaned = -0.00158577 Jy ! Component: 3800 - total flux cleaned = -0.00156913 Jy ! Component: 3850 - total flux cleaned = -0.0015567 Jy ! Component: 3900 - total flux cleaned = -0.00154843 Jy ! Component: 3950 - total flux cleaned = -0.00152784 Jy ! Component: 4000 - total flux cleaned = -0.00151965 Jy ! Component: 4050 - total flux cleaned = -0.00151555 Jy ! Total flux subtracted in 4096 components = -0.00151146 Jy ! Clean residual min=-0.000241 max=0.000280 Jy/beam ! Clean residual mean=-0.000000 rms=0.000069 Jy/beam ! Combined flux in latest and established models = 0.0654502 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 347 components and 0.0654502 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1748+0440_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8542 x 2.502 at -3.2 degrees (North through East) ! Clean map min=-0.00068263 max=0.063175 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1748+0440_X_map.fits wmodel /vlbi/sb072/temp_maps//J1748+0440_X_map.mod ! Writing 347 model components to file: /vlbi/sb072/temp_maps//J1748+0440_X_map.mod wobs /vlbi/sb072/temp_maps//J1748+0440_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1748+0440_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1748+0440_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1748+0440_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0631753 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.56193e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.311606 0.311606 0.623211 1.24642 2.49284 4.98569 9.97138 19.9428 39.8855 79.771 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 962.755 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1748+0440_X_dfm.log closed on Thu Jan 31 09:44:04 2019