! Started logfile: /vlbi/sb072/temp_maps//J1644+4546_C_dfm.log on Fri Jan 25 19:41:46 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//J1644+4546_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1644+4546_C_uva.fits ! AN table 1: 19 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1644+4546 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6840 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 J1644+4546_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000710Jy sigma=46.895397 ! Fit after self-cal, rms=0.975883Jy sigma=45.739299 ! 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=1.26 mas, bmaj=5.099 mas, bpa=-39.36 degrees ! Estimated noise=0.354748 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 = 0.0176892 Jy ! Component: 100 - total flux cleaned = 0.0217537 Jy ! Total flux subtracted in 100 components = 0.0217537 Jy ! Clean residual min=-0.001874 max=0.002300 Jy/beam ! Clean residual mean=0.000003 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.0217537 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0217537 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=0.018951Jy sigma=0.836724 ! Fit after self-cal, rms=0.017105Jy sigma=0.748792 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00299389 Jy ! Component: 100 - total flux cleaned = 0.00466923 Jy ! Total flux subtracted in 100 components = 0.00466923 Jy ! Clean residual min=-0.001548 max=0.001902 Jy/beam ! Clean residual mean=0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0264229 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.026423 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=0.016376Jy sigma=0.716965 ! Fit after self-cal, rms=0.016365Jy sigma=0.716607 ! 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=1.767 mas, bmaj=4.979 mas, bpa=-39.58 degrees ! Estimated noise=0.185874 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 = 0.00171653 Jy ! Component: 100 - total flux cleaned = 0.002691 Jy ! Component: 150 - total flux cleaned = 0.00335112 Jy ! Component: 200 - total flux cleaned = 0.00370482 Jy ! Total flux subtracted in 200 components = 0.00370482 Jy ! Clean residual min=-0.001309 max=0.001768 Jy/beam ! Clean residual mean=-0.000002 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0301278 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.0301278 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=0.016148Jy sigma=0.708479 ! Fit after self-cal, rms=0.016142Jy sigma=0.708229 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.767 x 4.979 at -39.58 degrees (North through East) ! Clean map min=-0.0012715 max=0.024795 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.02 HN 1.13 KP 1.11 ! LA 1.17 MK 1.19 NL 1.13 OV 1.19 ! PT 1.07 SC 1.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.06 HN 1.05 KP 1.04 ! LA 1.15 MK 1.10 NL 1.15 OV 1.09 ! PT 0.98 SC 1.12 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.95 HN 0.91 KP 0.99 ! LA 1.18 MK 1.03 NL 1.10 OV 1.05 ! PT 1.34 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 0.99 KP 0.94 ! LA 1.17 MK 1.01 NL 1.04 OV 1.02 ! PT 0.87 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.86 HN 0.92 KP 0.88 ! LA 1.13 MK 0.93 NL 0.99 OV 0.93 ! PT 0.85 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.89 HN 0.95 KP 0.86 ! LA 1.14 MK 1.03 NL 0.92 OV 0.95 ! PT 0.80 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.87 HN 0.88 KP 0.96 ! LA 1.14 MK 0.97 NL 0.91 OV 0.88 ! PT 0.80 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.87 HN 0.92 KP 0.86 ! LA 1.12 MK 0.96 NL 0.94 OV 0.88 ! PT 0.81 SC 0.92 ! ! ! Fit before self-cal, rms=0.016142Jy sigma=0.708229 ! Fit after self-cal, rms=0.015149Jy sigma=0.668691 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.769 mas, bmaj=4.935 mas, bpa=-39.78 degrees ! Estimated noise=0.184425 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 = 0.000183716 Jy ! Component: 100 - total flux cleaned = 0.000173884 Jy ! Component: 150 - total flux cleaned = 0.00016594 Jy ! Component: 200 - total flux cleaned = 0.00015078 Jy ! Total flux subtracted in 200 components = 0.00015078 Jy ! Clean residual min=-0.000508 max=0.000683 Jy/beam ! Clean residual mean=0.000001 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0302786 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 44 components and 0.0302786 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=0.015135Jy sigma=0.668115 ! Fit after self-cal, rms=0.015139Jy sigma=0.667807 ! 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=0.015139Jy sigma=0.667807 ! Fit after self-cal, rms=0.015138Jy sigma=0.667749 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.77 mas, bmaj=4.929 mas, bpa=-39.83 degrees ! Estimated noise=0.184753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014541 Jy ! Component: 100 - total flux cleaned = 0.000138472 Jy ! Component: 150 - total flux cleaned = 0.000124941 Jy ! Component: 200 - total flux cleaned = 0.000106325 Jy ! Total flux subtracted in 200 components = 0.000106325 Jy ! Clean residual min=-0.000499 max=0.000631 Jy/beam ! Clean residual mean=0.000001 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0303849 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 0.0303849 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=0.015130Jy sigma=0.667452 ! Fit after self-cal, rms=0.015130Jy sigma=0.667436 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 (-15.3, 18.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000576902 Jy ! Component: 100 - total flux cleaned = 0.000863029 Jy ! Component: 150 - total flux cleaned = 0.00100195 Jy ! Component: 200 - total flux cleaned = 0.00110682 Jy ! Total flux subtracted in 200 components = 0.00110682 Jy ! Clean residual min=-0.000480 max=0.000458 Jy/beam ! Clean residual mean=0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0314917 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.0314917 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=0.015107Jy sigma=0.666313 ! Fit after self-cal, rms=0.015106Jy sigma=0.666273 ! 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=0.015106Jy sigma=0.666273 ! Fit after self-cal, rms=0.015076Jy sigma=0.666206 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.768 mas, bmaj=4.924 mas, bpa=-39.85 degrees ! Estimated noise=0.184789 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000154893 Jy ! Component: 100 - total flux cleaned = 0.000220856 Jy ! Component: 150 - total flux cleaned = 0.000244973 Jy ! Component: 200 - total flux cleaned = 0.000267507 Jy ! Total flux subtracted in 200 components = 0.000267507 Jy ! Clean residual min=-0.000460 max=0.000439 Jy/beam ! Clean residual mean=0.000001 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0317592 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 82 components and 0.0317592 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=0.015071Jy sigma=0.665980 ! Fit after self-cal, rms=0.015070Jy sigma=0.665976 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 = 1.66567e-05 Jy ! Component: 100 - total flux cleaned = 4.73953e-05 Jy ! Component: 150 - total flux cleaned = 5.68978e-05 Jy ! Component: 200 - total flux cleaned = 6.60249e-05 Jy ! Total flux subtracted in 200 components = 6.60249e-05 Jy ! Clean residual min=-0.000465 max=0.000438 Jy/beam ! Clean residual mean=0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0318252 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 92 components and 0.0318252 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=0.015067Jy sigma=0.665844 ! Fit after self-cal, rms=0.015068Jy sigma=0.665842 ! 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=0.015068Jy sigma=0.665842 ! Fit after self-cal, rms=0.015070Jy sigma=0.665818 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.744 mas, bmaj=5.315 mas, bpa=-46.5 degrees ! Estimated noise=0.216596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000120649 Jy ! Component: 100 - total flux cleaned = 0.000144494 Jy ! Component: 150 - total flux cleaned = 0.00015296 Jy ! Component: 200 - total flux cleaned = 0.000157024 Jy ! Total flux subtracted in 200 components = 0.000157024 Jy ! Clean residual min=-0.000458 max=0.000503 Jy/beam ! Clean residual mean=0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0319823 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 106 components and 0.0319823 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=0.015070Jy sigma=0.665741 ! Fit after self-cal, rms=0.015069Jy sigma=0.665736 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 = 1.41926e-05 Jy ! Component: 100 - total flux cleaned = 2.45943e-05 Jy ! Component: 150 - total flux cleaned = 3.10194e-05 Jy ! Component: 200 - total flux cleaned = 3.99008e-05 Jy ! Total flux subtracted in 200 components = 3.99008e-05 Jy ! Clean residual min=-0.000457 max=0.000491 Jy/beam ! Clean residual mean=0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0320222 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 116 components and 0.0320222 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=0.015069Jy sigma=0.665703 ! Fit after self-cal, rms=0.015069Jy sigma=0.665702 ! 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=1.766 mas, bmaj=4.922 mas, bpa=-39.87 degrees ! Estimated noise=0.185045 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.766 x 4.922 at -39.87 degrees (North through East) ! Clean map min=-0.00044111 max=0.024582 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=1.262 mas, bmaj=5.013 mas, bpa=-39.41 degrees ! Estimated noise=0.34795 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187813 Jy ! Component: 100 - total flux cleaned = 0.0230809 Jy ! Component: 150 - total flux cleaned = 0.025037 Jy ! Component: 200 - total flux cleaned = 0.0264381 Jy ! Total flux subtracted in 200 components = 0.0264381 Jy ! Clean residual min=-0.001115 max=0.000967 Jy/beam ! Clean residual mean=0.000003 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0264381 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 0.0264381 Jy ! Inverting map and beam ! Estimated beam: bmin=1.766 mas, bmaj=4.922 mas, bpa=-39.87 degrees ! Estimated noise=0.185045 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 = 0.00167875 Jy ! Component: 100 - total flux cleaned = 0.00259505 Jy ! Component: 150 - total flux cleaned = 0.00326201 Jy ! Component: 200 - total flux cleaned = 0.0037475 Jy ! Total flux subtracted in 200 components = 0.0037475 Jy ! Clean residual min=-0.000540 max=0.000479 Jy/beam ! Clean residual mean=0.000002 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0301856 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 45 components and 0.0301856 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=3.744 mas, bmaj=5.315 mas, bpa=-46.5 degrees ! Estimated noise=0.216596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000539345 Jy ! Component: 100 - total flux cleaned = 0.000868994 Jy ! Component: 150 - total flux cleaned = 0.00111214 Jy ! Component: 200 - total flux cleaned = 0.00130667 Jy ! Total flux subtracted in 200 components = 0.00130667 Jy ! Clean residual min=-0.000471 max=0.000484 Jy/beam ! Clean residual mean=0.000001 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0314922 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000126922 Jy ! Component: 100 - total flux cleaned = 0.000209769 Jy ! Component: 150 - total flux cleaned = 0.000279299 Jy ! Component: 200 - total flux cleaned = 0.000323275 Jy ! Total flux subtracted in 200 components = 0.000323275 Jy ! Clean residual min=-0.000460 max=0.000484 Jy/beam ! Clean residual mean=0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0318155 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 91 components and 0.0318155 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.766 mas, bmaj=4.922 mas, bpa=-39.87 degrees ! Estimated noise=0.185045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.89531e-05 Jy ! Component: 100 - total flux cleaned = 2.86402e-05 Jy ! Component: 150 - total flux cleaned = 5.19211e-05 Jy ! Component: 200 - total flux cleaned = 9.33245e-05 Jy ! Total flux subtracted in 200 components = 9.33245e-05 Jy ! Clean residual min=-0.000463 max=0.000433 Jy/beam ! Clean residual mean=0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0319088 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 106 components and 0.0319088 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=0.015076Jy sigma=0.666009 ! Fit after self-cal, rms=0.015076Jy sigma=0.665978 wmodel J1644+4546_C_map.mod ! Writing 106 model components to file: J1644+4546_C_map.mod wobs J1644+4546_C_uvs.fits ! Writing UV FITS file: J1644+4546_C_uvs.fits wwins J1644+4546_C_map.win ! wwins: Wrote 2 windows to J1644+4546_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000147725 Jy ! Component: 100 - total flux cleaned = -0.00020324 Jy ! Component: 150 - total flux cleaned = -0.000248197 Jy ! Component: 200 - total flux cleaned = -0.000298673 Jy ! Component: 250 - total flux cleaned = -0.000333534 Jy ! Component: 300 - total flux cleaned = -0.000347086 Jy ! Component: 350 - total flux cleaned = -0.00034712 Jy ! Component: 400 - total flux cleaned = -0.000353629 Jy ! Component: 450 - total flux cleaned = -0.000353751 Jy ! Component: 500 - total flux cleaned = -0.000359946 Jy ! Component: 550 - total flux cleaned = -0.000372158 Jy ! Component: 600 - total flux cleaned = -0.000384199 Jy ! Component: 650 - total flux cleaned = -0.000396015 Jy ! Component: 700 - total flux cleaned = -0.000413478 Jy ! Component: 750 - total flux cleaned = -0.00043065 Jy ! Component: 800 - total flux cleaned = -0.000464334 Jy ! Component: 850 - total flux cleaned = -0.000475289 Jy ! Component: 900 - total flux cleaned = -0.000475285 Jy ! Component: 950 - total flux cleaned = -0.00049684 Jy ! Component: 1000 - total flux cleaned = -0.00051276 Jy ! Component: 1050 - total flux cleaned = -0.000538959 Jy ! Component: 1100 - total flux cleaned = -0.000549364 Jy ! Component: 1150 - total flux cleaned = -0.000564711 Jy ! Component: 1200 - total flux cleaned = -0.000564778 Jy ! Component: 1250 - total flux cleaned = -0.000594806 Jy ! Component: 1300 - total flux cleaned = -0.000604739 Jy ! Component: 1350 - total flux cleaned = -0.000609626 Jy ! Component: 1400 - total flux cleaned = -0.000629065 Jy ! Component: 1450 - total flux cleaned = -0.000633867 Jy ! Component: 1500 - total flux cleaned = -0.000614894 Jy ! Component: 1550 - total flux cleaned = -0.000624325 Jy ! Component: 1600 - total flux cleaned = -0.000642977 Jy ! Component: 1650 - total flux cleaned = -0.000633721 Jy ! Component: 1700 - total flux cleaned = -0.000651979 Jy ! Component: 1750 - total flux cleaned = -0.000647403 Jy ! Component: 1800 - total flux cleaned = -0.000638454 Jy ! Component: 1850 - total flux cleaned = -0.000651884 Jy ! Component: 1900 - total flux cleaned = -0.000634151 Jy ! Component: 1950 - total flux cleaned = -0.000629715 Jy ! Component: 2000 - total flux cleaned = -0.000616618 Jy ! Component: 2050 - total flux cleaned = -0.000603662 Jy ! Component: 2100 - total flux cleaned = -0.000599341 Jy ! Component: 2150 - total flux cleaned = -0.000586503 Jy ! Component: 2200 - total flux cleaned = -0.000578023 Jy ! Component: 2250 - total flux cleaned = -0.000569614 Jy ! Component: 2300 - total flux cleaned = -0.00056543 Jy ! Component: 2350 - total flux cleaned = -0.000552943 Jy ! Component: 2400 - total flux cleaned = -0.0005612 Jy ! Component: 2450 - total flux cleaned = -0.000540724 Jy ! Component: 2500 - total flux cleaned = -0.00053258 Jy ! Component: 2550 - total flux cleaned = -0.000520409 Jy ! Component: 2600 - total flux cleaned = -0.0005164 Jy ! Component: 2650 - total flux cleaned = -0.000492419 Jy ! Component: 2700 - total flux cleaned = -0.000496396 Jy ! Component: 2750 - total flux cleaned = -0.000488485 Jy ! Component: 2800 - total flux cleaned = -0.000500248 Jy ! Component: 2850 - total flux cleaned = -0.000492404 Jy ! Component: 2900 - total flux cleaned = -0.00048464 Jy ! Component: 2950 - total flux cleaned = -0.000469219 Jy ! Component: 3000 - total flux cleaned = -0.000461513 Jy ! Component: 3050 - total flux cleaned = -0.000461499 Jy ! Component: 3100 - total flux cleaned = -0.000446343 Jy ! Component: 3150 - total flux cleaned = -0.000438782 Jy ! Component: 3200 - total flux cleaned = -0.000427554 Jy ! Component: 3250 - total flux cleaned = -0.000431299 Jy ! Component: 3300 - total flux cleaned = -0.000427579 Jy ! Component: 3350 - total flux cleaned = -0.000427567 Jy ! Component: 3400 - total flux cleaned = -0.000423894 Jy ! Component: 3450 - total flux cleaned = -0.000416577 Jy ! Component: 3500 - total flux cleaned = -0.000412993 Jy ! Component: 3550 - total flux cleaned = -0.000416638 Jy ! Component: 3600 - total flux cleaned = -0.000416631 Jy ! Component: 3650 - total flux cleaned = -0.000413076 Jy ! Component: 3700 - total flux cleaned = -0.000409488 Jy ! Component: 3750 - total flux cleaned = -0.000413056 Jy ! Component: 3800 - total flux cleaned = -0.000413013 Jy ! Component: 3850 - total flux cleaned = -0.000398995 Jy ! Component: 3900 - total flux cleaned = -0.000405966 Jy ! Component: 3950 - total flux cleaned = -0.000399004 Jy ! Component: 4000 - total flux cleaned = -0.00039208 Jy ! Component: 4050 - total flux cleaned = -0.000395523 Jy ! Total flux subtracted in 4096 components = -0.000398966 Jy ! Clean residual min=-0.000217 max=0.000190 Jy/beam ! Clean residual mean=-0.000000 rms=0.000062 Jy/beam ! Combined flux in latest and established models = 0.0315099 Jy keep ! Adding 264 model components to the UV plane model. ! The established model now contains 370 components and 0.0315099 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1644+4546_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.766 x 4.922 at -39.87 degrees (North through East) ! Clean map min=-0.00035281 max=0.024641 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1644+4546_C_map.fits wmodel /vlbi/sb072/temp_maps//J1644+4546_C_map.mod ! Writing 370 model components to file: /vlbi/sb072/temp_maps//J1644+4546_C_map.mod wobs /vlbi/sb072/temp_maps//J1644+4546_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1644+4546_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1644+4546_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1644+4546_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0246409 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.17813e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.75218 0.75218 1.50436 3.00872 6.01744 12.0349 24.0698 48.1395 96.279 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.024 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 398.84 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1644+4546_C_dfm.log closed on Fri Jan 25 19:41:50 2019