! Started logfile: /vlbi/sb072/temp_maps//J1621+0959_C_dfm.log on Tue Mar 5 23:19:03 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//J1621+0959_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1621+0959_C_uva.fits ! AN table 1: 3 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1621+0959 ! ! 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 85 lines of history. ! ! Reading 864 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 J1621+0959_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=0.997205Jy sigma=45.074247 ! Fit after self-cal, rms=0.950482Jy sigma=42.919020 ! 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=1.763 mas, bmaj=4.906 mas, bpa=17.04 degrees ! Estimated noise=0.682818 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 = 0.0358442 Jy ! Component: 100 - total flux cleaned = 0.0481503 Jy ! Total flux subtracted in 100 components = 0.0481503 Jy ! Clean residual min=-0.003105 max=0.005202 Jy/beam ! Clean residual mean=0.000010 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.0481503 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0481503 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=0.020153Jy sigma=0.814713 ! Fit after self-cal, rms=0.020029Jy sigma=0.808741 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00564238 Jy ! Component: 100 - total flux cleaned = 0.00831448 Jy ! Total flux subtracted in 100 components = 0.00831448 Jy ! Clean residual min=-0.002504 max=0.002607 Jy/beam ! Clean residual mean=0.000005 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.0564648 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.0564648 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=0.017912Jy sigma=0.704789 ! Fit after self-cal, rms=0.017904Jy sigma=0.704154 ! 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=2.12 mas, bmaj=5.041 mas, bpa=15.25 degrees ! Estimated noise=0.549918 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 = 0.00271545 Jy ! Component: 100 - total flux cleaned = 0.00443573 Jy ! Component: 150 - total flux cleaned = 0.0056607 Jy ! Component: 200 - total flux cleaned = 0.00647523 Jy ! Total flux subtracted in 200 components = 0.00647523 Jy ! Clean residual min=-0.002605 max=0.002522 Jy/beam ! Clean residual mean=0.000008 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.0629401 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 27 components and 0.0629401 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=0.017386Jy sigma=0.680356 ! Fit after self-cal, rms=0.017378Jy sigma=0.679998 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.12 x 5.041 at 15.25 degrees (North through East) ! Clean map min=-0.0026116 max=0.046914 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.96 KP 0.89 ! LA 1.02 NL 1.10 OV 1.15 PT 0.92 ! SC 0.82 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.84 HN 1.04 KP 0.90 ! LA 0.96 NL 1.20 OV 1.08 PT 0.93 ! SC 1.09 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.98 KP 0.96 ! LA 1.08 NL 1.16 OV 1.02 PT 0.90 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 0.97 KP 0.96 ! LA 1.05 NL 1.06 OV 1.06 PT 0.67 ! SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.92 KP 1.00 ! LA 0.98 NL 1.08 OV 1.12 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.96 KP 1.00 ! LA 1.04 NL 1.06 OV 1.00 PT 0.97 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.98 KP 0.92 ! LA 1.04 NL 1.11 OV 1.05 PT 0.94 ! SC 1.12 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.98 KP 1.00 ! LA 1.06 NL 1.10 OV 1.06 PT 0.89 ! SC 1.13 ! ! ! Fit before self-cal, rms=0.017378Jy sigma=0.679998 ! Fit after self-cal, rms=0.016056Jy sigma=0.632505 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.145 mas, bmaj=5.036 mas, bpa=14.81 degrees ! Estimated noise=0.550635 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 = -0.00043226 Jy ! Component: 100 - total flux cleaned = -0.000571895 Jy ! Component: 150 - total flux cleaned = -0.000646518 Jy ! Component: 200 - total flux cleaned = -0.000712845 Jy ! Total flux subtracted in 200 components = -0.000712845 Jy ! Clean residual min=-0.001559 max=0.001852 Jy/beam ! Clean residual mean=0.000005 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0622272 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 51 components and 0.0622272 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=0.016024Jy sigma=0.630832 ! Fit after self-cal, rms=0.016034Jy sigma=0.630512 ! 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=0.016034Jy sigma=0.630512 ! Fit after self-cal, rms=0.016063Jy sigma=0.630311 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.145 mas, bmaj=5.047 mas, bpa=14.82 degrees ! Estimated noise=0.550807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000346901 Jy ! Component: 100 - total flux cleaned = -0.00041562 Jy ! Component: 150 - total flux cleaned = -0.000474288 Jy ! Component: 200 - total flux cleaned = -0.000527354 Jy ! Total flux subtracted in 200 components = -0.000527354 Jy ! Clean residual min=-0.001568 max=0.001783 Jy/beam ! Clean residual mean=0.000005 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0616999 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.0616999 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=0.016043Jy sigma=0.629288 ! Fit after self-cal, rms=0.016042Jy sigma=0.629196 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 (7.8, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162737 Jy ! Component: 100 - total flux cleaned = 0.00205603 Jy ! Component: 150 - total flux cleaned = 0.00202795 Jy ! Component: 200 - total flux cleaned = 0.0020556 Jy ! Total flux subtracted in 200 components = 0.0020556 Jy ! Clean residual min=-0.001432 max=0.001377 Jy/beam ! Clean residual mean=0.000002 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0637555 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 0.0637555 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=0.015830Jy sigma=0.619645 ! Fit after self-cal, rms=0.015820Jy sigma=0.619333 ! 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=0.015820Jy sigma=0.619333 ! Fit after self-cal, rms=0.015726Jy sigma=0.618706 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.147 mas, bmaj=5.047 mas, bpa=14.81 degrees ! Estimated noise=0.547704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000531763 Jy ! Component: 100 - total flux cleaned = 0.000534785 Jy ! Component: 150 - total flux cleaned = 0.000516493 Jy ! Component: 200 - total flux cleaned = 0.000515967 Jy ! Total flux subtracted in 200 components = 0.000515967 Jy ! Clean residual min=-0.001365 max=0.001296 Jy/beam ! Clean residual mean=0.000002 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0642714 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 97 components and 0.0642714 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=0.015671Jy sigma=0.616399 ! Fit after self-cal, rms=0.015668Jy sigma=0.616328 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 = 1.60121e-05 Jy ! Component: 100 - total flux cleaned = 2.32831e-06 Jy ! Component: 150 - total flux cleaned = -1.03032e-05 Jy ! Component: 200 - total flux cleaned = -2.21981e-05 Jy ! Total flux subtracted in 200 components = -2.21981e-05 Jy ! Clean residual min=-0.001345 max=0.001287 Jy/beam ! Clean residual mean=0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0642492 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 105 components and 0.0642492 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=0.015644Jy sigma=0.615464 ! Fit after self-cal, rms=0.015644Jy sigma=0.615445 ! 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=0.015644Jy sigma=0.615445 ! Fit after self-cal, rms=0.015624Jy sigma=0.615362 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.888 mas, bmaj=5.933 mas, bpa=5.192 degrees ! Estimated noise=0.620516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000177803 Jy ! Component: 100 - total flux cleaned = 0.000229499 Jy ! Component: 150 - total flux cleaned = 0.000286707 Jy ! Component: 200 - total flux cleaned = 0.000328648 Jy ! Total flux subtracted in 200 components = 0.000328648 Jy ! Clean residual min=-0.001451 max=0.001575 Jy/beam ! Clean residual mean=0.000003 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0645779 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 116 components and 0.0645779 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=0.015614Jy sigma=0.614906 ! Fit after self-cal, rms=0.015611Jy sigma=0.614864 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 = 4.0831e-05 Jy ! Component: 100 - total flux cleaned = 9.84757e-05 Jy ! Component: 150 - total flux cleaned = 0.000134475 Jy ! Component: 200 - total flux cleaned = 0.000177214 Jy ! Total flux subtracted in 200 components = 0.000177214 Jy ! Clean residual min=-0.001421 max=0.001553 Jy/beam ! Clean residual mean=0.000002 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0647551 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 126 components and 0.0647551 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=0.015607Jy sigma=0.614689 ! Fit after self-cal, rms=0.015605Jy sigma=0.614674 ! 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=2.15 mas, bmaj=5.051 mas, bpa=14.81 degrees ! Estimated noise=0.546693 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.15 x 5.051 at 14.81 degrees (North through East) ! Clean map min=-0.0012764 max=0.047079 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=1.782 mas, bmaj=4.892 mas, bpa=16.7 degrees ! Estimated noise=0.687336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0360759 Jy ! Component: 100 - total flux cleaned = 0.0486242 Jy ! Component: 150 - total flux cleaned = 0.0540357 Jy ! Component: 200 - total flux cleaned = 0.0565609 Jy ! Total flux subtracted in 200 components = 0.0565609 Jy ! Clean residual min=-0.001904 max=0.002081 Jy/beam ! Clean residual mean=0.000002 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.0565609 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0565609 Jy ! Inverting map and beam ! Estimated beam: bmin=2.15 mas, bmaj=5.051 mas, bpa=14.81 degrees ! Estimated noise=0.546693 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) ! Added new window around map position (-12.9, 16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235298 Jy ! Component: 100 - total flux cleaned = 0.00379834 Jy ! Component: 150 - total flux cleaned = 0.00488592 Jy ! Component: 200 - total flux cleaned = 0.00549752 Jy ! Total flux subtracted in 200 components = 0.00549752 Jy ! Clean residual min=-0.001409 max=0.001299 Jy/beam ! Clean residual mean=0.000004 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0620585 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 41 components and 0.0620585 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=3.888 mas, bmaj=5.933 mas, bpa=5.192 degrees ! Estimated noise=0.620516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000902847 Jy ! Component: 100 - total flux cleaned = 0.00124524 Jy ! Component: 150 - total flux cleaned = 0.0014779 Jy ! Component: 200 - total flux cleaned = 0.00167945 Jy ! Total flux subtracted in 200 components = 0.00167945 Jy ! Clean residual min=-0.001522 max=0.001484 Jy/beam ! Clean residual mean=0.000004 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.0637379 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 = 9.95801e-05 Jy ! Component: 100 - total flux cleaned = 0.000154797 Jy ! Component: 150 - total flux cleaned = 0.000207136 Jy ! Component: 200 - total flux cleaned = 0.000256762 Jy ! Total flux subtracted in 200 components = 0.000256762 Jy ! Clean residual min=-0.001417 max=0.001470 Jy/beam ! Clean residual mean=0.000004 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0639947 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 90 components and 0.0639947 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.15 mas, bmaj=5.051 mas, bpa=14.81 degrees ! Estimated noise=0.546693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.04249e-05 Jy ! Component: 100 - total flux cleaned = 8.98625e-05 Jy ! Component: 150 - total flux cleaned = 0.000127388 Jy ! Component: 200 - total flux cleaned = 0.000144796 Jy ! Total flux subtracted in 200 components = 0.000144796 Jy ! Clean residual min=-0.001368 max=0.001274 Jy/beam ! Clean residual mean=0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0641394 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 105 components and 0.0641394 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=0.015596Jy sigma=0.614381 ! Fit after self-cal, rms=0.015581Jy sigma=0.613912 wmodel J1621+0959_C_map.mod ! Writing 105 model components to file: J1621+0959_C_map.mod wobs J1621+0959_C_uvs.fits ! Writing UV FITS file: J1621+0959_C_uvs.fits wwins J1621+0959_C_map.win ! wwins: Wrote 3 windows to J1621+0959_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 = 8.36876e-05 Jy ! Component: 100 - total flux cleaned = 0.000210489 Jy ! Component: 150 - total flux cleaned = 0.000133675 Jy ! Component: 200 - total flux cleaned = 0.000133853 Jy ! Component: 250 - total flux cleaned = 8.09592e-05 Jy ! Component: 300 - total flux cleaned = 3.03122e-05 Jy ! Component: 350 - total flux cleaned = -9.82424e-05 Jy ! Component: 400 - total flux cleaned = -0.000237451 Jy ! Component: 450 - total flux cleaned = -0.000357194 Jy ! Component: 500 - total flux cleaned = -0.000487527 Jy ! Component: 550 - total flux cleaned = -0.000600357 Jy ! Component: 600 - total flux cleaned = -0.000669241 Jy ! Component: 650 - total flux cleaned = -0.000750177 Jy ! Component: 700 - total flux cleaned = -0.000802816 Jy ! Component: 750 - total flux cleaned = -0.000866907 Jy ! Component: 800 - total flux cleaned = -0.000917576 Jy ! Component: 850 - total flux cleaned = -0.000979317 Jy ! Component: 900 - total flux cleaned = -0.00100333 Jy ! Component: 950 - total flux cleaned = -0.00102742 Jy ! Component: 1000 - total flux cleaned = -0.00105082 Jy ! Component: 1050 - total flux cleaned = -0.00111956 Jy ! Component: 1100 - total flux cleaned = -0.00113066 Jy ! Component: 1150 - total flux cleaned = -0.00116405 Jy ! Component: 1200 - total flux cleaned = -0.00119682 Jy ! Component: 1250 - total flux cleaned = -0.00119669 Jy ! Component: 1300 - total flux cleaned = -0.00123928 Jy ! Component: 1350 - total flux cleaned = -0.00126015 Jy ! Component: 1400 - total flux cleaned = -0.00130122 Jy ! Component: 1450 - total flux cleaned = -0.00125042 Jy ! Component: 1500 - total flux cleaned = -0.00125058 Jy ! Component: 1550 - total flux cleaned = -0.00123075 Jy ! Component: 1600 - total flux cleaned = -0.00119174 Jy ! Component: 1650 - total flux cleaned = -0.00118212 Jy ! Component: 1700 - total flux cleaned = -0.00117248 Jy ! Component: 1750 - total flux cleaned = -0.00118206 Jy ! Component: 1800 - total flux cleaned = -0.00118202 Jy ! Component: 1850 - total flux cleaned = -0.00118189 Jy ! Component: 1900 - total flux cleaned = -0.00120908 Jy ! Component: 1950 - total flux cleaned = -0.001191 Jy ! Component: 2000 - total flux cleaned = -0.00118213 Jy ! Component: 2050 - total flux cleaned = -0.00119088 Jy ! Component: 2100 - total flux cleaned = -0.00117341 Jy ! Component: 2150 - total flux cleaned = -0.00115611 Jy ! Component: 2200 - total flux cleaned = -0.00113901 Jy ! Component: 2250 - total flux cleaned = -0.00108814 Jy ! Component: 2300 - total flux cleaned = -0.00106302 Jy ! Component: 2350 - total flux cleaned = -0.00101313 Jy ! Component: 2400 - total flux cleaned = -0.0010049 Jy ! Component: 2450 - total flux cleaned = -0.000963986 Jy ! Component: 2500 - total flux cleaned = -0.00093156 Jy ! Component: 2550 - total flux cleaned = -0.000891326 Jy ! Component: 2600 - total flux cleaned = -0.000875435 Jy ! Component: 2650 - total flux cleaned = -0.00082799 Jy ! Component: 2700 - total flux cleaned = -0.000820289 Jy ! Component: 2750 - total flux cleaned = -0.0007658 Jy ! Component: 2800 - total flux cleaned = -0.000734909 Jy ! Component: 2850 - total flux cleaned = -0.000704343 Jy ! Component: 2900 - total flux cleaned = -0.000673926 Jy ! Component: 2950 - total flux cleaned = -0.000636207 Jy ! Component: 3000 - total flux cleaned = -0.000621261 Jy ! Component: 3050 - total flux cleaned = -0.000591505 Jy ! Component: 3100 - total flux cleaned = -0.000547351 Jy ! Component: 3150 - total flux cleaned = -0.000547307 Jy ! Component: 3200 - total flux cleaned = -0.000496389 Jy ! Component: 3250 - total flux cleaned = -0.000474755 Jy ! Component: 3300 - total flux cleaned = -0.000460393 Jy ! Component: 3350 - total flux cleaned = -0.000431908 Jy ! Component: 3400 - total flux cleaned = -0.00040347 Jy ! Component: 3450 - total flux cleaned = -0.000382347 Jy ! Component: 3500 - total flux cleaned = -0.000354327 Jy ! Component: 3550 - total flux cleaned = -0.000347315 Jy ! Component: 3600 - total flux cleaned = -0.000319569 Jy ! Component: 3650 - total flux cleaned = -0.000298831 Jy ! Component: 3700 - total flux cleaned = -0.000271388 Jy ! Component: 3750 - total flux cleaned = -0.000257741 Jy ! Component: 3800 - total flux cleaned = -0.000250965 Jy ! Component: 3850 - total flux cleaned = -0.00023064 Jy ! Component: 3900 - total flux cleaned = -0.000203703 Jy ! Component: 3950 - total flux cleaned = -0.000190279 Jy ! Component: 4000 - total flux cleaned = -0.000203612 Jy ! Component: 4050 - total flux cleaned = -0.000170373 Jy ! Total flux subtracted in 4096 components = -0.000157129 Jy ! Clean residual min=-0.000374 max=0.000425 Jy/beam ! Clean residual mean=-0.000002 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0639823 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 374 components and 0.0639823 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1621+0959_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.15 x 5.051 at 14.81 degrees (North through East) ! Clean map min=-0.00083227 max=0.046745 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1621+0959_C_map.fits wmodel /vlbi/sb072/temp_maps//J1621+0959_C_map.mod ! Writing 374 model components to file: /vlbi/sb072/temp_maps//J1621+0959_C_map.mod wobs /vlbi/sb072/temp_maps//J1621+0959_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1621+0959_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1621+0959_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1621+0959_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0467455 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114321 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.73368 0.73368 1.46736 2.93472 5.86944 11.7389 23.4778 46.9555 93.911 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 408.897 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1621+0959_C_dfm.log closed on Tue Mar 5 23:19:07 2019