! Started logfile: /vlbi/sb072/temp_maps//J1616+3621_X_dfm.log on Sat Dec 15 22:24:44 2018 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//J1616+3621_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1616+3621_X_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1616+3621 ! ! 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 1728 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 J1616+3621_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=1.007787Jy sigma=43.413464 ! Fit after self-cal, rms=0.906617Jy sigma=38.925943 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6943 mas, bmaj=2.65 mas, bpa=-12.54 degrees ! Estimated noise=0.626146 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 = 0.0610775 Jy ! Component: 100 - total flux cleaned = 0.0875848 Jy ! Total flux subtracted in 100 components = 0.0875848 Jy ! Clean residual min=-0.006735 max=0.012739 Jy/beam ! Clean residual mean=-0.000037 rms=0.002174 Jy/beam ! Combined flux in latest and established models = 0.0875848 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0875848 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=0.043693Jy sigma=1.763944 ! Fit after self-cal, rms=0.043626Jy sigma=1.762109 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015084 Jy ! Component: 100 - total flux cleaned = 0.0244999 Jy ! Total flux subtracted in 100 components = 0.0244999 Jy ! Clean residual min=-0.005527 max=0.009412 Jy/beam ! Clean residual mean=-0.000023 rms=0.001515 Jy/beam ! Combined flux in latest and established models = 0.112085 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.112085 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=0.032933Jy sigma=1.254291 ! Fit after self-cal, rms=0.032888Jy sigma=1.253407 ! Inverting map ! Added new window around map position (1.4, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00848322 Jy ! Component: 100 - total flux cleaned = 0.0135456 Jy ! Total flux subtracted in 100 components = 0.0135456 Jy ! Clean residual min=-0.004787 max=0.008139 Jy/beam ! Clean residual mean=-0.000016 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 0.12563 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.12563 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=0.029095Jy sigma=1.081147 ! Fit after self-cal, rms=0.028908Jy sigma=1.070356 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9388 mas, bmaj=2.836 mas, bpa=-11.7 degrees ! Estimated noise=0.422395 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 (-2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110672 Jy ! Component: 100 - total flux cleaned = 0.0179671 Jy ! Component: 150 - total flux cleaned = 0.0214158 Jy ! Component: 200 - total flux cleaned = 0.0233381 Jy ! Total flux subtracted in 200 components = 0.0233381 Jy ! Clean residual min=-0.003874 max=0.005171 Jy/beam ! Clean residual mean=-0.000006 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.148968 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 56 components and 0.148968 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=0.023392Jy sigma=0.788931 ! Fit after self-cal, rms=0.023248Jy sigma=0.781292 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9388 x 2.836 at -11.7 degrees (North through East) ! Clean map min=-0.0035527 max=0.088801 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.05 KP 0.96 LA 1.00 ! MK 0.96 NL 1.02 OV 0.94 PT 0.96 ! SC 1.14 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 KP 0.98 LA 1.03 ! MK 0.89 NL 1.00 OV 0.93 PT 1.00 ! SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 KP 0.96 LA 1.01 ! MK 0.97 NL 1.01 OV 0.94 PT 0.97 ! SC 1.18 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.04 KP 0.97 LA 1.00 ! MK 0.98 NL 1.01 OV 0.94 PT 0.97 ! SC 1.17 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 KP 0.93 LA 1.01 ! MK 0.97 NL 1.00 OV 0.96 PT 0.98 ! SC 1.21 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 KP 0.98 LA 1.01 ! MK 1.02 NL 1.02 OV 0.94 PT 0.98 ! SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.03 KP 0.98 LA 1.01 ! MK 1.02 NL 1.00 OV 0.94 PT 0.97 ! SC 1.14 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 KP 0.97 LA 0.98 ! MK 0.99 NL 1.03 OV 0.95 PT 0.98 ! SC 1.12 ! ! ! Fit before self-cal, rms=0.023248Jy sigma=0.781292 ! Fit after self-cal, rms=0.021906Jy sigma=0.712149 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9555 mas, bmaj=2.823 mas, bpa=-12.36 degrees ! Estimated noise=0.418496 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 (-4.4, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00453031 Jy ! Component: 100 - total flux cleaned = 0.00576155 Jy ! Component: 150 - total flux cleaned = 0.00576163 Jy ! Component: 200 - total flux cleaned = 0.00559892 Jy ! Total flux subtracted in 200 components = 0.00559892 Jy ! Clean residual min=-0.001705 max=0.002091 Jy/beam ! Clean residual mean=0.000000 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.154567 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 0.154567 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=0.020899Jy sigma=0.656575 ! Fit after self-cal, rms=0.020867Jy sigma=0.654732 ! 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=0.020867Jy sigma=0.654732 ! Fit after self-cal, rms=0.020708Jy sigma=0.653201 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.958 mas, bmaj=2.819 mas, bpa=-12.32 degrees ! Estimated noise=0.41591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000387415 Jy ! Component: 100 - total flux cleaned = 0.000662806 Jy ! Component: 150 - total flux cleaned = 0.0008183 Jy ! Component: 200 - total flux cleaned = 0.000889592 Jy ! Total flux subtracted in 200 components = 0.000889592 Jy ! Clean residual min=-0.001672 max=0.001825 Jy/beam ! Clean residual mean=0.000001 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.155457 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 94 components and 0.155457 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=0.020529Jy sigma=0.644136 ! Fit after self-cal, rms=0.020521Jy sigma=0.643405 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 = 0.000323897 Jy ! Component: 100 - total flux cleaned = 0.000452418 Jy ! Component: 150 - total flux cleaned = 0.000454081 Jy ! Component: 200 - total flux cleaned = 0.000454591 Jy ! Total flux subtracted in 200 components = 0.000454591 Jy ! Clean residual min=-0.001599 max=0.001790 Jy/beam ! Clean residual mean=0.000001 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.155911 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.155911 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=0.020427Jy sigma=0.638691 ! Fit after self-cal, rms=0.020424Jy sigma=0.638327 ! Inverting map ! Added new window around map position (1.2, -28.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000240721 Jy ! Component: 100 - total flux cleaned = -0.000102734 Jy ! Component: 150 - total flux cleaned = -0.000223824 Jy ! Component: 200 - total flux cleaned = -0.000360579 Jy ! Total flux subtracted in 200 components = -0.000360579 Jy ! Clean residual min=-0.001469 max=0.001452 Jy/beam ! Clean residual mean=0.000001 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.155551 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 129 components and 0.155551 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=0.020178Jy sigma=0.628125 ! Fit after self-cal, rms=0.020156Jy sigma=0.627049 ! 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=0.020156Jy sigma=0.627049 ! Fit after self-cal, rms=0.020063Jy sigma=0.626403 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9551 mas, bmaj=2.817 mas, bpa=-12.23 degrees ! Estimated noise=0.415466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000420319 Jy ! Component: 100 - total flux cleaned = 0.000453104 Jy ! Component: 150 - total flux cleaned = 0.000507969 Jy ! Component: 200 - total flux cleaned = 0.000584655 Jy ! Total flux subtracted in 200 components = 0.000584655 Jy ! Clean residual min=-0.001355 max=0.001392 Jy/beam ! Clean residual mean=0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.156135 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 151 components and 0.156135 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=0.019954Jy sigma=0.622348 ! Fit after self-cal, rms=0.019947Jy sigma=0.621968 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 = 0.000167292 Jy ! Component: 100 - total flux cleaned = 0.000142712 Jy ! Component: 150 - total flux cleaned = 0.000165232 Jy ! Component: 200 - total flux cleaned = 0.000186192 Jy ! Total flux subtracted in 200 components = 0.000186192 Jy ! Clean residual min=-0.001318 max=0.001357 Jy/beam ! Clean residual mean=0.000002 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.156322 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 171 components and 0.156322 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=0.019888Jy sigma=0.619546 ! Fit after self-cal, rms=0.019884Jy sigma=0.619360 ! 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=0.019884Jy sigma=0.619360 ! Fit after self-cal, rms=0.019844Jy sigma=0.619013 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.29 mas, bmaj=3.244 mas, bpa=-2.836 degrees ! Estimated noise=0.496922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000269684 Jy ! Component: 100 - total flux cleaned = -0.000153412 Jy ! Component: 150 - total flux cleaned = -5.58167e-05 Jy ! Component: 200 - total flux cleaned = -5.49742e-05 Jy ! Total flux subtracted in 200 components = -5.49742e-05 Jy ! Clean residual min=-0.001496 max=0.001566 Jy/beam ! Clean residual mean=0.000004 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.156267 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 197 components and 0.156267 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=0.019810Jy sigma=0.617906 ! Fit after self-cal, rms=0.019807Jy sigma=0.617599 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 = 4.48579e-05 Jy ! Component: 100 - total flux cleaned = 7.59055e-05 Jy ! Component: 150 - total flux cleaned = 0.000132442 Jy ! Component: 200 - total flux cleaned = 0.000158692 Jy ! Total flux subtracted in 200 components = 0.000158692 Jy ! Clean residual min=-0.001426 max=0.001540 Jy/beam ! Clean residual mean=0.000004 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.156425 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 205 components and 0.156425 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=0.019787Jy sigma=0.617153 ! Fit after self-cal, rms=0.019785Jy sigma=0.616992 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9534 mas, bmaj=2.817 mas, bpa=-12.16 degrees ! Estimated noise=0.415388 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9534 x 2.817 at -12.16 degrees (North through East) ! Clean map min=-0.0015416 max=0.087153 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7036 mas, bmaj=2.624 mas, bpa=-12.96 degrees ! Estimated noise=0.624198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.060575 Jy ! Component: 100 - total flux cleaned = 0.0863693 Jy ! Component: 150 - total flux cleaned = 0.100864 Jy ! Component: 200 - total flux cleaned = 0.110783 Jy ! Total flux subtracted in 200 components = 0.110783 Jy ! Clean residual min=-0.003975 max=0.006112 Jy/beam ! Clean residual mean=-0.000022 rms=0.001290 Jy/beam ! Combined flux in latest and established models = 0.110783 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.110783 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9534 mas, bmaj=2.817 mas, bpa=-12.16 degrees ! Estimated noise=0.415388 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 = 0.0129727 Jy ! Component: 100 - total flux cleaned = 0.0215915 Jy ! Component: 150 - total flux cleaned = 0.0279405 Jy ! Component: 200 - total flux cleaned = 0.0328161 Jy ! Total flux subtracted in 200 components = 0.0328161 Jy ! Clean residual min=-0.002716 max=0.003493 Jy/beam ! Clean residual mean=-0.000008 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.143599 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 47 components and 0.143599 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=2.29 mas, bmaj=3.244 mas, bpa=-2.836 degrees ! Estimated noise=0.496922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588432 Jy ! Component: 100 - total flux cleaned = 0.0089431 Jy ! Component: 150 - total flux cleaned = 0.0105699 Jy ! Component: 200 - total flux cleaned = 0.0117621 Jy ! Total flux subtracted in 200 components = 0.0117621 Jy ! Clean residual min=-0.001871 max=0.002067 Jy/beam ! Clean residual mean=-0.000001 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.155361 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 = 0.000549649 Jy ! Component: 100 - total flux cleaned = 0.00100469 Jy ! Component: 150 - total flux cleaned = 0.00139454 Jy ! Component: 200 - total flux cleaned = 0.00166848 Jy ! Total flux subtracted in 200 components = 0.00166848 Jy ! Clean residual min=-0.001539 max=0.001582 Jy/beam ! Clean residual mean=0.000002 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.157029 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 106 components and 0.157029 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9534 mas, bmaj=2.817 mas, bpa=-12.16 degrees ! Estimated noise=0.415388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000102185 Jy ! Component: 100 - total flux cleaned = 0.000102597 Jy ! Component: 150 - total flux cleaned = 0.000279082 Jy ! Component: 200 - total flux cleaned = 0.000277152 Jy ! Total flux subtracted in 200 components = 0.000277152 Jy ! Clean residual min=-0.001504 max=0.001387 Jy/beam ! Clean residual mean=0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.157307 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 129 components and 0.157306 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=0.020046Jy sigma=0.629106 ! Fit after self-cal, rms=0.020012Jy sigma=0.627589 wmodel J1616+3621_X_map.mod ! Writing 129 model components to file: J1616+3621_X_map.mod wobs J1616+3621_X_uvs.fits ! Writing UV FITS file: J1616+3621_X_uvs.fits wwins J1616+3621_X_map.win ! wwins: Wrote 5 windows to J1616+3621_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 = -0.000437591 Jy ! Component: 100 - total flux cleaned = -0.000732213 Jy ! Component: 150 - total flux cleaned = -0.0010081 Jy ! Component: 200 - total flux cleaned = -0.00122682 Jy ! Component: 250 - total flux cleaned = -0.00137334 Jy ! Component: 300 - total flux cleaned = -0.00145484 Jy ! Component: 350 - total flux cleaned = -0.00159422 Jy ! Component: 400 - total flux cleaned = -0.0017301 Jy ! Component: 450 - total flux cleaned = -0.00190004 Jy ! Component: 500 - total flux cleaned = -0.00206593 Jy ! Component: 550 - total flux cleaned = -0.00221015 Jy ! Component: 600 - total flux cleaned = -0.00229833 Jy ! Component: 650 - total flux cleaned = -0.00243651 Jy ! Component: 700 - total flux cleaned = -0.00255461 Jy ! Component: 750 - total flux cleaned = -0.002621 Jy ! Component: 800 - total flux cleaned = -0.00270265 Jy ! Component: 850 - total flux cleaned = -0.00283064 Jy ! Component: 900 - total flux cleaned = -0.00295587 Jy ! Component: 950 - total flux cleaned = -0.00301743 Jy ! Component: 1000 - total flux cleaned = -0.00307806 Jy ! Component: 1050 - total flux cleaned = -0.00316742 Jy ! Component: 1100 - total flux cleaned = -0.00326982 Jy ! Component: 1150 - total flux cleaned = -0.00335634 Jy ! Component: 1200 - total flux cleaned = -0.00344095 Jy ! Component: 1250 - total flux cleaned = -0.00346849 Jy ! Component: 1300 - total flux cleaned = -0.0035099 Jy ! Component: 1350 - total flux cleaned = -0.00357759 Jy ! Component: 1400 - total flux cleaned = -0.003631 Jy ! Component: 1450 - total flux cleaned = -0.00367028 Jy ! Component: 1500 - total flux cleaned = -0.00372208 Jy ! Component: 1550 - total flux cleaned = -0.00376024 Jy ! Component: 1600 - total flux cleaned = -0.00373516 Jy ! Component: 1650 - total flux cleaned = -0.00379733 Jy ! Component: 1700 - total flux cleaned = -0.00379745 Jy ! Component: 1750 - total flux cleaned = -0.00383365 Jy ! Component: 1800 - total flux cleaned = -0.00382164 Jy ! Component: 1850 - total flux cleaned = -0.0038804 Jy ! Component: 1900 - total flux cleaned = -0.0039036 Jy ! Component: 1950 - total flux cleaned = -0.00394951 Jy ! Component: 2000 - total flux cleaned = -0.00393819 Jy ! Component: 2050 - total flux cleaned = -0.00397184 Jy ! Component: 2100 - total flux cleaned = -0.00400509 Jy ! Component: 2150 - total flux cleaned = -0.00402687 Jy ! Component: 2200 - total flux cleaned = -0.00404847 Jy ! Component: 2250 - total flux cleaned = -0.00402697 Jy ! Component: 2300 - total flux cleaned = -0.00406939 Jy ! Component: 2350 - total flux cleaned = -0.00409028 Jy ! Component: 2400 - total flux cleaned = -0.00410052 Jy ! Component: 2450 - total flux cleaned = -0.00406984 Jy ! Component: 2500 - total flux cleaned = -0.00407985 Jy ! Component: 2550 - total flux cleaned = -0.00406985 Jy ! Component: 2600 - total flux cleaned = -0.00404992 Jy ! Component: 2650 - total flux cleaned = -0.00406957 Jy ! Component: 2700 - total flux cleaned = -0.00402085 Jy ! Component: 2750 - total flux cleaned = -0.00400154 Jy ! Component: 2800 - total flux cleaned = -0.00399204 Jy ! Component: 2850 - total flux cleaned = -0.00395411 Jy ! Component: 2900 - total flux cleaned = -0.00394469 Jy ! Component: 2950 - total flux cleaned = -0.00389805 Jy ! Component: 3000 - total flux cleaned = -0.00388892 Jy ! Component: 3050 - total flux cleaned = -0.00384299 Jy ! Component: 3100 - total flux cleaned = -0.00382475 Jy ! Component: 3150 - total flux cleaned = -0.00376167 Jy ! Component: 3200 - total flux cleaned = -0.0037349 Jy ! Component: 3250 - total flux cleaned = -0.00369928 Jy ! Component: 3300 - total flux cleaned = -0.0036728 Jy ! Component: 3350 - total flux cleaned = -0.00363775 Jy ! Component: 3400 - total flux cleaned = -0.00359424 Jy ! Component: 3450 - total flux cleaned = -0.00355967 Jy ! Component: 3500 - total flux cleaned = -0.0035425 Jy ! Component: 3550 - total flux cleaned = -0.00351689 Jy ! Component: 3600 - total flux cleaned = -0.00348304 Jy ! Component: 3650 - total flux cleaned = -0.00344942 Jy ! Component: 3700 - total flux cleaned = -0.00339932 Jy ! Component: 3750 - total flux cleaned = -0.00336624 Jy ! Component: 3800 - total flux cleaned = -0.00333328 Jy ! Component: 3850 - total flux cleaned = -0.00330868 Jy ! Component: 3900 - total flux cleaned = -0.00325169 Jy ! Component: 3950 - total flux cleaned = -0.0032031 Jy ! Component: 4000 - total flux cleaned = -0.00317095 Jy ! Component: 4050 - total flux cleaned = -0.00312293 Jy ! Total flux subtracted in 4096 components = -0.00309116 Jy ! Clean residual min=-0.000501 max=0.000462 Jy/beam ! Clean residual mean=0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.154215 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 428 components and 0.154215 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1616+3621_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9534 x 2.817 at -12.16 degrees (North through East) ! Clean map min=-0.0013765 max=0.086522 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1616+3621_X_map.fits wmodel /vlbi/sb072/temp_maps//J1616+3621_X_map.mod ! Writing 428 model components to file: /vlbi/sb072/temp_maps//J1616+3621_X_map.mod wobs /vlbi/sb072/temp_maps//J1616+3621_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1616+3621_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1616+3621_X_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1616+3621_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0865219 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138777 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.481186 0.481186 0.962372 1.92474 3.84949 7.69898 15.398 30.7959 61.5918 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 623.459 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1616+3621_X_dfm.log closed on Sat Dec 15 22:24:48 2018