! Started logfile: /vlbi/sb072/temp_maps//J1246-0730_X_dfm.log on Fri Jan 25 19:29:17 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//J1246-0730_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1246-0730_X_uva.fits ! AN table 1: 4 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1246-0730 ! ! 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 672 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 J1246-0730_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=1.248683Jy sigma=47.359115 ! Fit after self-cal, rms=0.241063Jy sigma=9.206157 ! 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=1.104 mas, bmaj=2.697 mas, bpa=8.269 degrees ! Estimated noise=1.01183 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 = 0.588618 Jy ! Component: 100 - total flux cleaned = 0.716975 Jy ! Total flux subtracted in 100 components = 0.716975 Jy ! Clean residual min=-0.025061 max=0.035796 Jy/beam ! Clean residual mean=-0.000029 rms=0.007583 Jy/beam ! Combined flux in latest and established models = 0.716975 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.716975 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=0.082900Jy sigma=3.050400 ! Fit after self-cal, rms=0.082898Jy sigma=3.050344 ! 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=1.326 mas, bmaj=2.953 mas, bpa=4.356 degrees ! Estimated noise=0.737077 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 = 0.0472584 Jy ! Component: 100 - total flux cleaned = 0.0699883 Jy ! Component: 150 - total flux cleaned = 0.0837283 Jy ! Component: 200 - total flux cleaned = 0.0928884 Jy ! Total flux subtracted in 200 components = 0.0928884 Jy ! Clean residual min=-0.026891 max=0.019621 Jy/beam ! Clean residual mean=0.000006 rms=0.005786 Jy/beam ! Combined flux in latest and established models = 0.809864 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.809863 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=0.051480Jy sigma=1.839970 ! Fit after self-cal, rms=0.051430Jy sigma=1.838367 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.326 x 2.953 at 4.356 degrees (North through East) ! Clean map min=-0.026042 max=0.76393 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.95 KP 1.01 LA 1.02 ! NL 1.06 PT 0.92 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.95 KP 1.03 LA 1.02 ! NL 1.05 PT 0.92 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.95 KP 1.02 LA 1.02 ! NL 1.04 PT 0.92 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.95 KP 1.03 LA 1.02 ! NL 1.04 PT 0.92 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.97 KP 1.02 LA 1.02 ! NL 1.04 PT 0.92 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.96 KP 1.01 LA 1.02 ! NL 1.05 PT 0.93 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.96 KP 1.02 LA 1.02 ! NL 1.05 PT 0.91 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.95 KP 1.03 LA 1.01 ! NL 1.05 PT 0.92 SC 1.00 ! ! ! Fit before self-cal, rms=0.051430Jy sigma=1.838367 ! Fit after self-cal, rms=0.027265Jy sigma=0.926405 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.319 mas, bmaj=2.952 mas, bpa=4.186 degrees ! Estimated noise=0.732119 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 = 0.00729111 Jy ! Component: 100 - total flux cleaned = 0.00691971 Jy ! Component: 150 - total flux cleaned = 0.00660532 Jy ! Component: 200 - total flux cleaned = 0.00606379 Jy ! Total flux subtracted in 200 components = 0.00606379 Jy ! Clean residual min=-0.005872 max=0.009170 Jy/beam ! Clean residual mean=-0.000012 rms=0.001906 Jy/beam ! Combined flux in latest and established models = 0.815927 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.815927 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=0.023332Jy sigma=0.814829 ! Fit after self-cal, rms=0.023308Jy sigma=0.814180 ! 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=0.023308Jy sigma=0.814180 ! Fit after self-cal, rms=0.022394Jy sigma=0.800003 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.317 mas, bmaj=2.946 mas, bpa=4.208 degrees ! Estimated noise=0.731076 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00308733 Jy ! Component: 100 - total flux cleaned = 0.00270738 Jy ! Component: 150 - total flux cleaned = 0.00238782 Jy ! Component: 200 - total flux cleaned = 0.00210631 Jy ! Total flux subtracted in 200 components = 0.00210631 Jy ! Clean residual min=-0.005138 max=0.007986 Jy/beam ! Clean residual mean=-0.000014 rms=0.001773 Jy/beam ! Combined flux in latest and established models = 0.818034 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 46 components and 0.818034 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=0.021359Jy sigma=0.772811 ! Fit after self-cal, rms=0.021345Jy sigma=0.772546 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 (-9.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00749648 Jy ! Component: 100 - total flux cleaned = 0.0111436 Jy ! Component: 150 - total flux cleaned = 0.0134984 Jy ! Component: 200 - total flux cleaned = 0.0150404 Jy ! Total flux subtracted in 200 components = 0.0150404 Jy ! Clean residual min=-0.003842 max=0.003198 Jy/beam ! Clean residual mean=-0.000001 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 0.833074 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.833074 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=0.018682Jy sigma=0.660590 ! Fit after self-cal, rms=0.018615Jy sigma=0.657817 ! 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=0.018615Jy sigma=0.657817 ! Fit after self-cal, rms=0.018486Jy sigma=0.650792 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.316 mas, bmaj=2.946 mas, bpa=4.202 degrees ! Estimated noise=0.730289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233662 Jy ! Component: 100 - total flux cleaned = 0.00347899 Jy ! Component: 150 - total flux cleaned = 0.00435245 Jy ! Component: 200 - total flux cleaned = 0.00503955 Jy ! Total flux subtracted in 200 components = 0.00503955 Jy ! Clean residual min=-0.003059 max=0.002448 Jy/beam ! Clean residual mean=-0.000001 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.838114 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 0.838114 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=0.018090Jy sigma=0.636431 ! Fit after self-cal, rms=0.018064Jy sigma=0.635154 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 = 0.000787667 Jy ! Component: 100 - total flux cleaned = 0.000961739 Jy ! Component: 150 - total flux cleaned = 0.00106326 Jy ! Component: 200 - total flux cleaned = 0.00113128 Jy ! Total flux subtracted in 200 components = 0.00113128 Jy ! Clean residual min=-0.002982 max=0.002279 Jy/beam ! Clean residual mean=-0.000001 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.839245 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 96 components and 0.839245 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=0.017976Jy sigma=0.632143 ! Fit after self-cal, rms=0.017972Jy sigma=0.631970 ! 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=0.017972Jy sigma=0.631970 ! Fit after self-cal, rms=0.017937Jy sigma=0.627897 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.11 mas, bmaj=4.059 mas, bpa=-9.72 degrees ! Estimated noise=0.824553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000700301 Jy ! Component: 100 - total flux cleaned = 0.00111988 Jy ! Component: 150 - total flux cleaned = 0.00146444 Jy ! Component: 200 - total flux cleaned = 0.00166341 Jy ! Total flux subtracted in 200 components = 0.00166341 Jy ! Clean residual min=-0.002835 max=0.002307 Jy/beam ! Clean residual mean=-0.000003 rms=0.000843 Jy/beam ! Combined flux in latest and established models = 0.840909 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 107 components and 0.840909 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=0.017824Jy sigma=0.623768 ! Fit after self-cal, rms=0.017818Jy sigma=0.623350 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 = 0.000325619 Jy ! Component: 100 - total flux cleaned = 0.000417729 Jy ! Component: 150 - total flux cleaned = 0.000486103 Jy ! Component: 200 - total flux cleaned = 0.000537266 Jy ! Total flux subtracted in 200 components = 0.000537266 Jy ! Clean residual min=-0.002790 max=0.002180 Jy/beam ! Clean residual mean=-0.000003 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.841446 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 114 components and 0.841446 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=0.017795Jy sigma=0.622476 ! Fit after self-cal, rms=0.017795Jy sigma=0.622433 ! 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=1.316 mas, bmaj=2.947 mas, bpa=4.215 degrees ! Estimated noise=0.730412 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.316 x 2.947 at 4.215 degrees (North through East) ! Clean map min=-0.0026111 max=0.7603 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 ! Performing amp+phase self-cal ! ! 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=0.017795Jy sigma=0.622433 ! Fit after self-cal, rms=0.016665Jy sigma=0.572492 ! Inverting map and beam ! Estimated beam: bmin=1.316 mas, bmaj=2.947 mas, bpa=4.231 degrees ! Estimated noise=0.730617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000749295 Jy ! Component: 100 - total flux cleaned = 0.000812681 Jy ! Component: 150 - total flux cleaned = 0.000846802 Jy ! Component: 200 - total flux cleaned = 0.00090777 Jy ! Total flux subtracted in 200 components = 0.00090777 Jy ! Clean residual min=-0.002553 max=0.001760 Jy/beam ! Clean residual mean=-0.000002 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.842354 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 127 components and 0.842354 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=0.016599Jy sigma=0.570235 ! Fit after self-cal, rms=0.016597Jy sigma=0.570023 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.76387e-05 Jy ! Component: 100 - total flux cleaned = 0.000168344 Jy ! Component: 150 - total flux cleaned = 0.000246659 Jy ! Component: 200 - total flux cleaned = 0.000320049 Jy ! Total flux subtracted in 200 components = 0.000320049 Jy ! Clean residual min=-0.002501 max=0.001695 Jy/beam ! Clean residual mean=-0.000002 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.842674 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 137 components and 0.842673 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=0.016575Jy sigma=0.569257 ! Fit after self-cal, rms=0.016575Jy sigma=0.569199 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.016575Jy sigma=0.569199 ! Fit after self-cal, rms=0.016572Jy sigma=0.568521 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=1.095 mas, bmaj=2.695 mas, bpa=8.086 degrees ! Estimated noise=0.996681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.579804 Jy ! Component: 100 - total flux cleaned = 0.70626 Jy ! Component: 150 - total flux cleaned = 0.746683 Jy ! Component: 200 - total flux cleaned = 0.770503 Jy ! Total flux subtracted in 200 components = 0.770503 Jy ! Clean residual min=-0.007980 max=0.012162 Jy/beam ! Clean residual mean=-0.000027 rms=0.002732 Jy/beam ! Combined flux in latest and established models = 0.770504 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.770504 Jy ! Inverting map and beam ! Estimated beam: bmin=1.316 mas, bmaj=2.948 mas, bpa=4.232 degrees ! Estimated noise=0.730691 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 = 0.0198344 Jy ! Component: 100 - total flux cleaned = 0.0307552 Jy ! Component: 150 - total flux cleaned = 0.0384554 Jy ! Component: 200 - total flux cleaned = 0.0442132 Jy ! Total flux subtracted in 200 components = 0.0442132 Jy ! Clean residual min=-0.004605 max=0.005567 Jy/beam ! Clean residual mean=-0.000028 rms=0.001498 Jy/beam ! Combined flux in latest and established models = 0.814717 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 35 components and 0.814717 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=2.111 mas, bmaj=4.061 mas, bpa=-9.708 degrees ! Estimated noise=0.824732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00706806 Jy ! Component: 100 - total flux cleaned = 0.011951 Jy ! Component: 150 - total flux cleaned = 0.0154176 Jy ! Component: 200 - total flux cleaned = 0.017931 Jy ! Total flux subtracted in 200 components = 0.017931 Jy ! Clean residual min=-0.003020 max=0.002702 Jy/beam ! Clean residual mean=-0.000013 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 0.832648 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 = 0.00184927 Jy ! Component: 100 - total flux cleaned = 0.00295075 Jy ! Component: 150 - total flux cleaned = 0.00365111 Jy ! Component: 200 - total flux cleaned = 0.004193 Jy ! Total flux subtracted in 200 components = 0.004193 Jy ! Clean residual min=-0.002470 max=0.001973 Jy/beam ! Clean residual mean=-0.000005 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.836841 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 76 components and 0.836841 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.316 mas, bmaj=2.948 mas, bpa=4.232 degrees ! Estimated noise=0.730691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00044767 Jy ! Component: 100 - total flux cleaned = 0.000769548 Jy ! Component: 150 - total flux cleaned = 0.000865827 Jy ! Component: 200 - total flux cleaned = 0.000973981 Jy ! Total flux subtracted in 200 components = 0.000973981 Jy ! Clean residual min=-0.002244 max=0.002144 Jy/beam ! Clean residual mean=-0.000002 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.837815 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 96 components and 0.837815 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=0.016781Jy sigma=0.577449 ! Fit after self-cal, rms=0.016771Jy sigma=0.576993 wmodel J1246-0730_X_map.mod ! Writing 96 model components to file: J1246-0730_X_map.mod wobs J1246-0730_X_uvs.fits ! Writing UV FITS file: J1246-0730_X_uvs.fits wwins J1246-0730_X_map.win ! wwins: Wrote 2 windows to J1246-0730_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 = -0.00049146 Jy ! Component: 100 - total flux cleaned = -0.000943625 Jy ! Component: 150 - total flux cleaned = -0.00135103 Jy ! Component: 200 - total flux cleaned = -0.00143958 Jy ! Component: 250 - total flux cleaned = -0.00141178 Jy ! Component: 300 - total flux cleaned = -0.00133526 Jy ! Component: 350 - total flux cleaned = -0.00126367 Jy ! Component: 400 - total flux cleaned = -0.00121889 Jy ! Component: 450 - total flux cleaned = -0.00117703 Jy ! Component: 500 - total flux cleaned = -0.0011575 Jy ! Component: 550 - total flux cleaned = -0.00119448 Jy ! Component: 600 - total flux cleaned = -0.00123004 Jy ! Component: 650 - total flux cleaned = -0.00133275 Jy ! Component: 700 - total flux cleaned = -0.00136553 Jy ! Component: 750 - total flux cleaned = -0.00146116 Jy ! Component: 800 - total flux cleaned = -0.00149173 Jy ! Component: 850 - total flux cleaned = -0.0015809 Jy ! Component: 900 - total flux cleaned = -0.00162411 Jy ! Component: 950 - total flux cleaned = -0.00168003 Jy ! Component: 1000 - total flux cleaned = -0.00170733 Jy ! Component: 1050 - total flux cleaned = -0.00170792 Jy ! Component: 1100 - total flux cleaned = -0.00175929 Jy ! Component: 1150 - total flux cleaned = -0.00180932 Jy ! Component: 1200 - total flux cleaned = -0.00185817 Jy ! Component: 1250 - total flux cleaned = -0.00190584 Jy ! Component: 1300 - total flux cleaned = -0.00192927 Jy ! Component: 1350 - total flux cleaned = -0.00197524 Jy ! Component: 1400 - total flux cleaned = -0.00203195 Jy ! Component: 1450 - total flux cleaned = -0.00207655 Jy ! Component: 1500 - total flux cleaned = -0.00214261 Jy ! Component: 1550 - total flux cleaned = -0.00218616 Jy ! Component: 1600 - total flux cleaned = -0.00223999 Jy ! Component: 1650 - total flux cleaned = -0.00226128 Jy ! Component: 1700 - total flux cleaned = -0.00229278 Jy ! Component: 1750 - total flux cleaned = -0.00232397 Jy ! Component: 1800 - total flux cleaned = -0.00233424 Jy ! Component: 1850 - total flux cleaned = -0.00231381 Jy ! Component: 1900 - total flux cleaned = -0.00229347 Jy ! Component: 1950 - total flux cleaned = -0.00225301 Jy ! Component: 2000 - total flux cleaned = -0.00224298 Jy ! Component: 2050 - total flux cleaned = -0.00223299 Jy ! Component: 2100 - total flux cleaned = -0.00223293 Jy ! Component: 2150 - total flux cleaned = -0.00218312 Jy ! Component: 2200 - total flux cleaned = -0.00216321 Jy ! Component: 2250 - total flux cleaned = -0.0021433 Jy ! Component: 2300 - total flux cleaned = -0.00209355 Jy ! Component: 2350 - total flux cleaned = -0.00203384 Jy ! Component: 2400 - total flux cleaned = -0.00198396 Jy ! Component: 2450 - total flux cleaned = -0.00193405 Jy ! Component: 2500 - total flux cleaned = -0.00189405 Jy ! Component: 2550 - total flux cleaned = -0.00186408 Jy ! Component: 2600 - total flux cleaned = -0.0017939 Jy ! Component: 2650 - total flux cleaned = -0.00170321 Jy ! Component: 2700 - total flux cleaned = -0.00163239 Jy ! Component: 2750 - total flux cleaned = -0.00157143 Jy ! Component: 2800 - total flux cleaned = -0.00147943 Jy ! Component: 2850 - total flux cleaned = -0.00141784 Jy ! Component: 2900 - total flux cleaned = -0.00134532 Jy ! Component: 2950 - total flux cleaned = -0.00126195 Jy ! Component: 3000 - total flux cleaned = -0.0011884 Jy ! Component: 3050 - total flux cleaned = -0.00111432 Jy ! Component: 3100 - total flux cleaned = -0.00103977 Jy ! Component: 3150 - total flux cleaned = -0.000953765 Jy ! Component: 3200 - total flux cleaned = -0.000888501 Jy ! Component: 3250 - total flux cleaned = -0.000811658 Jy ! Component: 3300 - total flux cleaned = -0.000756411 Jy ! Component: 3350 - total flux cleaned = -0.000666906 Jy ! Component: 3400 - total flux cleaned = -0.000599184 Jy ! Component: 3450 - total flux cleaned = -0.000507604 Jy ! Component: 3500 - total flux cleaned = -0.00043822 Jy ! Component: 3550 - total flux cleaned = -0.000344457 Jy ! Component: 3600 - total flux cleaned = -0.00027323 Jy ! Component: 3650 - total flux cleaned = -0.000189145 Jy ! Component: 3700 - total flux cleaned = -0.000104004 Jy ! Component: 3750 - total flux cleaned = -1.76864e-05 Jy ! Component: 3800 - total flux cleaned = 8.2226e-05 Jy ! Component: 3850 - total flux cleaned = 0.000158214 Jy ! Component: 3900 - total flux cleaned = 0.000260545 Jy ! Component: 3950 - total flux cleaned = 0.000351448 Jy ! Component: 4000 - total flux cleaned = 0.000443298 Jy ! Component: 4050 - total flux cleaned = 0.000536717 Jy ! Total flux subtracted in 4096 components = 0.000604403 Jy ! Clean residual min=-0.000741 max=0.000842 Jy/beam ! Clean residual mean=0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.838419 Jy keep ! Adding 232 model components to the UV plane model. ! The established model now contains 328 components and 0.838419 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1246-0730_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.316 x 2.948 at 4.232 degrees (North through East) ! Clean map min=-0.0023089 max=0.75912 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1246-0730_X_map.fits wmodel /vlbi/sb072/temp_maps//J1246-0730_X_map.mod ! Writing 328 model components to file: /vlbi/sb072/temp_maps//J1246-0730_X_map.mod wobs /vlbi/sb072/temp_maps//J1246-0730_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1246-0730_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1246-0730_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1246-0730_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.759119 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000242179 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0957079 0.0957079 0.191416 0.382831 0.765663 1.53133 3.06265 6.1253 12.2506 24.5012 49.0024 98.0049 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.759 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3134.54 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1246-0730_X_dfm.log closed on Fri Jan 25 19:29:21 2019