! Started logfile: /vlbi/uf001/uvm//J2230+6946_S_b_dfm.log on Sun Jan 13 22:39:10 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uvm//J2230+6946_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2230+6946_S_b_uvm.fits ! AN table 1: 24 integrations on 36 of 36 possible baselines. ! AN table 2: 5 integrations on 36 of 36 possible baselines. ! AN table 3: 5 integrations on 36 of 36 possible baselines. ! AN table 4: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.818484 visibilities/baseline/integration-bin. ! Found source: J2230+6946 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 3693 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J2230+6946_S_b] 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 0.500x0.500 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. ! A total of 94 telescope corrections were flagged in sub-array 1. ! A total of 13 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! A total of 24 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 94 telescope corrections were flagged in sub-array 1. ! A total of 13 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! A total of 24 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 94 telescope corrections were flagged in sub-array 1. ! A total of 13 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! A total of 24 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.198891Jy sigma=18.252340 ! Fit after self-cal, rms=0.331070Jy sigma=5.020544 ! 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=3.435 mas, bmaj=4.121 mas, bpa=-76.06 degrees ! Estimated noise=1.11721 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 = 0.540161 Jy ! Component: 100 - total flux cleaned = 0.658183 Jy ! Total flux subtracted in 100 components = 0.658183 Jy ! Clean residual min=-0.013994 max=0.034978 Jy/beam ! Clean residual mean=-0.000116 rms=0.004269 Jy/beam ! Combined flux in latest and established models = 0.658183 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.658183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139709Jy sigma=2.110214 ! Fit after self-cal, rms=0.139704Jy sigma=2.110152 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0356753 Jy ! Component: 100 - total flux cleaned = 0.0537572 Jy ! Total flux subtracted in 100 components = 0.0537572 Jy ! Clean residual min=-0.013904 max=0.015632 Jy/beam ! Clean residual mean=-0.000090 rms=0.003780 Jy/beam ! Combined flux in latest and established models = 0.71194 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.71194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.130625Jy sigma=1.959108 ! Fit after self-cal, rms=0.130609Jy sigma=1.958893 ! 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=4.123 mas, bmaj=4.939 mas, bpa=-67.71 degrees ! Estimated noise=0.942837 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 = 0.0107152 Jy ! Component: 100 - total flux cleaned = 0.0159534 Jy ! Component: 150 - total flux cleaned = 0.0169745 Jy ! Component: 200 - total flux cleaned = 0.0173464 Jy ! Total flux subtracted in 200 components = 0.0173464 Jy ! Clean residual min=-0.013354 max=0.016252 Jy/beam ! Clean residual mean=-0.000162 rms=0.003966 Jy/beam ! Combined flux in latest and established models = 0.729287 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.729287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.129821Jy sigma=1.943830 ! Fit after self-cal, rms=0.129797Jy sigma=1.943435 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.123 x 4.939 at -67.71 degrees (North through East) ! Clean map min=-0.013069 max=0.69281 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.97 KP 1.00 ! LA 0.98 MK 1.00 NL 1.03 OV 0.93 ! PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.05 HN 1.00 KP 1.03 ! LA 0.97 NL 1.07 OV 1.22 PT 1.05 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 HN 1.02 KP 1.03 LA 0.95 ! MK 1.02 NL 1.06 OV 0.98 PT 1.02 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.95 HN 0.97 KP 1.00 ! LA 0.93 MK 1.02 NL 1.29 PT 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HN 0.94 KP 1.04 ! LA 0.92 MK 1.01 NL 1.02 OV 0.94 ! PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.05 HN 1.03 KP 1.05 ! LA 0.98 NL 1.07 OV 1.10 PT 1.00 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 HN 1.05 KP 1.02 LA 1.01 ! MK 0.99 NL 1.04 OV 0.82 PT 1.00 ! SC 1.24 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.87 FD 0.95 HN 0.97 KP 0.97 ! LA 0.96 MK 0.99 NL 1.15 PT 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.95 KP 1.10 ! LA 0.90 MK 1.00 NL 1.01 OV 0.98 ! PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.05 HN 1.01 KP 1.02 ! LA 1.00 NL 1.03 OV 1.06 PT 1.01 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 HN 1.01 KP 1.01 LA 0.95 ! MK 1.01 NL 1.05 OV 0.95 PT 1.00 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.14 FD 0.94 HN 0.98 KP 1.01 ! LA 0.93 MK 1.00 NL 1.23 PT 1.01 ! ! ! Fit before self-cal, rms=0.129797Jy sigma=1.943435 ! Fit after self-cal, rms=0.116292Jy sigma=1.698808 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.158 mas, bmaj=4.918 mas, bpa=-69.82 degrees ! Estimated noise=0.940058 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 = -0.00374286 Jy ! Component: 100 - total flux cleaned = -0.00377036 Jy ! Component: 150 - total flux cleaned = -0.00379206 Jy ! Component: 200 - total flux cleaned = -0.00380095 Jy ! Total flux subtracted in 200 components = -0.00380095 Jy ! Clean residual min=-0.012721 max=0.012031 Jy/beam ! Clean residual mean=-0.000108 rms=0.003280 Jy/beam ! Combined flux in latest and established models = 0.725486 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.725486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115580Jy sigma=1.690314 ! Fit after self-cal, rms=0.115601Jy sigma=1.689922 ! 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. ! ! Fit before self-cal, rms=0.115601Jy sigma=1.689922 ! Fit after self-cal, rms=0.084769Jy sigma=1.065315 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.157 mas, bmaj=4.939 mas, bpa=-68.66 degrees ! Estimated noise=0.940969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103029 Jy ! Component: 100 - total flux cleaned = 0.00111924 Jy ! Component: 150 - total flux cleaned = 0.00118523 Jy ! Component: 200 - total flux cleaned = 0.00123317 Jy ! Total flux subtracted in 200 components = 0.00123317 Jy ! Clean residual min=-0.004487 max=0.007942 Jy/beam ! Clean residual mean=-0.000028 rms=0.001115 Jy/beam ! Combined flux in latest and established models = 0.726719 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 0.726719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084636Jy sigma=1.062899 ! Fit after self-cal, rms=0.084964Jy sigma=1.062137 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 (11.5, 10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00708816 Jy ! Component: 100 - total flux cleaned = 0.010462 Jy ! Component: 150 - total flux cleaned = 0.0118138 Jy ! Component: 200 - total flux cleaned = 0.0121002 Jy ! Total flux subtracted in 200 components = 0.0121002 Jy ! Clean residual min=-0.004113 max=0.003903 Jy/beam ! Clean residual mean=-0.000010 rms=0.001013 Jy/beam ! Combined flux in latest and established models = 0.738819 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 72 components and 0.738819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084387Jy sigma=1.050889 ! Fit after self-cal, rms=0.084325Jy sigma=1.049694 ! 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. ! ! Fit before self-cal, rms=0.084325Jy sigma=1.049694 ! Fit after self-cal, rms=0.084434Jy sigma=1.047851 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.154 mas, bmaj=4.944 mas, bpa=-68.59 degrees ! Estimated noise=0.941564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272678 Jy ! Component: 100 - total flux cleaned = 0.00336043 Jy ! Component: 150 - total flux cleaned = 0.00395127 Jy ! Component: 200 - total flux cleaned = 0.00427658 Jy ! Total flux subtracted in 200 components = 0.00427658 Jy ! Clean residual min=-0.003946 max=0.003924 Jy/beam ! Clean residual mean=-0.000012 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.743096 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 82 components and 0.743096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084279Jy sigma=1.044482 ! Fit after self-cal, rms=0.084267Jy sigma=1.044271 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 = 0.000933207 Jy ! Component: 100 - total flux cleaned = 0.00105141 Jy ! Component: 150 - total flux cleaned = 0.00105165 Jy ! Component: 200 - total flux cleaned = 0.00115652 Jy ! Total flux subtracted in 200 components = 0.00115652 Jy ! Clean residual min=-0.003866 max=0.003864 Jy/beam ! Clean residual mean=-0.000011 rms=0.000965 Jy/beam ! Combined flux in latest and established models = 0.744252 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 0.744252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084203Jy sigma=1.042879 ! Fit after self-cal, rms=0.084199Jy sigma=1.042841 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.084199Jy sigma=1.042841 ! Fit after self-cal, rms=0.084198Jy sigma=1.042237 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.824 mas, bmaj=9.341 mas, bpa=70.24 degrees ! Estimated noise=1.19053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217094 Jy ! Component: 100 - total flux cleaned = 0.00264513 Jy ! Component: 150 - total flux cleaned = 0.00278173 Jy ! Component: 200 - total flux cleaned = 0.00278131 Jy ! Total flux subtracted in 200 components = 0.00278131 Jy ! Clean residual min=-0.004040 max=0.004296 Jy/beam ! Clean residual mean=-0.000020 rms=0.001183 Jy/beam ! Combined flux in latest and established models = 0.747034 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 0.747033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084173Jy sigma=1.041419 ! Fit after self-cal, rms=0.084171Jy sigma=1.041312 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 = 0.000413403 Jy ! Component: 100 - total flux cleaned = 0.000380502 Jy ! Component: 150 - total flux cleaned = 0.000349896 Jy ! Component: 200 - total flux cleaned = 0.000321757 Jy ! Total flux subtracted in 200 components = 0.000321757 Jy ! Clean residual min=-0.004056 max=0.004217 Jy/beam ! Clean residual mean=-0.000020 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 0.747355 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 111 components and 0.747355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084157Jy sigma=1.040988 ! Fit after self-cal, rms=0.084155Jy sigma=1.040967 ! 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=4.153 mas, bmaj=4.949 mas, bpa=-68.59 degrees ! Estimated noise=0.941666 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.153 x 4.949 at -68.59 degrees (North through East) ! Clean map min=-0.0036798 max=0.69115 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. ! ! Fit before self-cal, rms=0.084155Jy sigma=1.040967 ! Fit after self-cal, rms=0.077951Jy sigma=0.948735 ! Inverting map and beam ! Estimated beam: bmin=4.151 mas, bmaj=4.951 mas, bpa=-68.57 degrees ! Estimated noise=0.941898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000425033 Jy ! Component: 100 - total flux cleaned = -0.000420299 Jy ! Component: 150 - total flux cleaned = -0.00036903 Jy ! Component: 200 - total flux cleaned = -0.00036796 Jy ! Total flux subtracted in 200 components = -0.00036796 Jy ! Clean residual min=-0.003800 max=0.003935 Jy/beam ! Clean residual mean=-0.000008 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.746987 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 121 components and 0.746987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077888Jy sigma=0.947459 ! Fit after self-cal, rms=0.077885Jy sigma=0.947447 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.68135e-05 Jy ! Component: 100 - total flux cleaned = 3.32956e-06 Jy ! Component: 150 - total flux cleaned = 4.37246e-05 Jy ! Component: 200 - total flux cleaned = 4.46392e-05 Jy ! Total flux subtracted in 200 components = 4.46392e-05 Jy ! Clean residual min=-0.003797 max=0.003927 Jy/beam ! Clean residual mean=-0.000008 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.747032 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 123 components and 0.747032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077848Jy sigma=0.946710 ! Fit after self-cal, rms=0.077846Jy sigma=0.946700 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077846Jy sigma=0.946700 ! Fit after self-cal, rms=0.077847Jy sigma=0.946456 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=3.462 mas, bmaj=4.143 mas, bpa=-76.76 degrees ! Estimated noise=1.11318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.538167 Jy ! Component: 100 - total flux cleaned = 0.655545 Jy ! Component: 150 - total flux cleaned = 0.687055 Jy ! Component: 200 - total flux cleaned = 0.702656 Jy ! Total flux subtracted in 200 components = 0.702656 Jy ! Clean residual min=-0.005316 max=0.009806 Jy/beam ! Clean residual mean=-0.000033 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 0.702656 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.702656 Jy ! Inverting map and beam ! Estimated beam: bmin=4.15 mas, bmaj=4.955 mas, bpa=-68.56 degrees ! Estimated noise=0.941873 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138669 Jy ! Component: 100 - total flux cleaned = 0.0230107 Jy ! Component: 150 - total flux cleaned = 0.0296981 Jy ! Component: 200 - total flux cleaned = 0.0347303 Jy ! Total flux subtracted in 200 components = 0.0347303 Jy ! Clean residual min=-0.004038 max=0.004243 Jy/beam ! Clean residual mean=-0.000020 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.737387 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 64 components and 0.737387 Jy ! Inverting map ! Added new window around map position (21, 12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00434721 Jy ! Component: 100 - total flux cleaned = 0.007494 Jy ! Component: 150 - total flux cleaned = 0.00998754 Jy ! Component: 200 - total flux cleaned = 0.0114677 Jy ! Total flux subtracted in 200 components = 0.0114677 Jy ! Clean residual min=-0.003889 max=0.004030 Jy/beam ! Clean residual mean=-0.000007 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.748854 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 90 components and 0.748854 Jy ! Inverting map ! Added new window around map position (-15, -19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373383 Jy ! Component: 100 - total flux cleaned = 0.00564742 Jy ! Component: 150 - total flux cleaned = 0.00622493 Jy ! Component: 200 - total flux cleaned = 0.00669374 Jy ! Total flux subtracted in 200 components = 0.00669374 Jy ! Clean residual min=-0.003878 max=0.003604 Jy/beam ! Clean residual mean=0.000002 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.755548 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 113 components and 0.755548 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.823 mas, bmaj=9.339 mas, bpa=71.24 degrees ! Estimated noise=1.19073 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000866929 Jy ! Component: 100 - total flux cleaned = 0.00124084 Jy ! Component: 150 - total flux cleaned = 0.00166791 Jy ! Component: 200 - total flux cleaned = 0.00199951 Jy ! Total flux subtracted in 200 components = 0.00199951 Jy ! Clean residual min=-0.003999 max=0.003625 Jy/beam ! Clean residual mean=0.000008 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.757547 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 = 0.000213572 Jy ! Component: 100 - total flux cleaned = 0.00036859 Jy ! Component: 150 - total flux cleaned = 0.000441361 Jy ! Component: 200 - total flux cleaned = 0.000544583 Jy ! Total flux subtracted in 200 components = 0.000544583 Jy ! Clean residual min=-0.003971 max=0.003636 Jy/beam ! Clean residual mean=0.000009 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 0.758092 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 157 components and 0.758092 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.15 mas, bmaj=4.955 mas, bpa=-68.56 degrees ! Estimated noise=0.941873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000387577 Jy ! Component: 100 - total flux cleaned = -0.000386535 Jy ! Component: 150 - total flux cleaned = -0.000282836 Jy ! Component: 200 - total flux cleaned = -0.000234208 Jy ! Total flux subtracted in 200 components = -0.000234208 Jy ! Clean residual min=-0.003745 max=0.003666 Jy/beam ! Clean residual mean=0.000004 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.757858 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 176 components and 0.757858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077510Jy sigma=0.940777 ! Fit after self-cal, rms=0.077467Jy sigma=0.940152 wmodel J2230+6946_S_b_map.mod ! Writing 176 model components to file: J2230+6946_S_b_map.mod wobs J2230+6946_S_b_uvs.fits ! Writing UV FITS file: J2230+6946_S_b_uvs.fits wwins J2230+6946_S_b_map.win ! wwins: Wrote 5 windows to J2230+6946_S_b_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 = -0.000128371 Jy ! Component: 100 - total flux cleaned = -0.000378216 Jy ! Component: 150 - total flux cleaned = -0.000739029 Jy ! Component: 200 - total flux cleaned = -0.00120402 Jy ! Component: 250 - total flux cleaned = -0.00143018 Jy ! Component: 300 - total flux cleaned = -0.00137572 Jy ! Component: 350 - total flux cleaned = -0.0015928 Jy ! Component: 400 - total flux cleaned = -0.00185805 Jy ! Component: 450 - total flux cleaned = -0.00196214 Jy ! Component: 500 - total flux cleaned = -0.00191157 Jy ! Component: 550 - total flux cleaned = -0.00206477 Jy ! Component: 600 - total flux cleaned = -0.00221479 Jy ! Component: 650 - total flux cleaned = -0.00221541 Jy ! Component: 700 - total flux cleaned = -0.00211799 Jy ! Component: 750 - total flux cleaned = -0.00207067 Jy ! Component: 800 - total flux cleaned = -0.00211804 Jy ! Component: 850 - total flux cleaned = -0.00192887 Jy ! Component: 900 - total flux cleaned = -0.00192897 Jy ! Component: 950 - total flux cleaned = -0.00179093 Jy ! Component: 1000 - total flux cleaned = -0.00192834 Jy ! Component: 1050 - total flux cleaned = -0.00160996 Jy ! Component: 1100 - total flux cleaned = -0.00161055 Jy ! Component: 1150 - total flux cleaned = -0.00156541 Jy ! Component: 1200 - total flux cleaned = -0.00138896 Jy ! Component: 1250 - total flux cleaned = -0.00130147 Jy ! Component: 1300 - total flux cleaned = -0.00121451 Jy ! Component: 1350 - total flux cleaned = -0.00112893 Jy ! Component: 1400 - total flux cleaned = -0.00100074 Jy ! Component: 1450 - total flux cleaned = -0.000957922 Jy ! Component: 1500 - total flux cleaned = -0.000916389 Jy ! Component: 1550 - total flux cleaned = -0.000832986 Jy ! Component: 1600 - total flux cleaned = -0.000998339 Jy ! Component: 1650 - total flux cleaned = -0.000752321 Jy ! Component: 1700 - total flux cleaned = -0.000874166 Jy ! Component: 1750 - total flux cleaned = -0.000550625 Jy ! Component: 1800 - total flux cleaned = -0.000630985 Jy ! Component: 1850 - total flux cleaned = -0.000630117 Jy ! Component: 1900 - total flux cleaned = -0.000431926 Jy ! Component: 1950 - total flux cleaned = -0.000196945 Jy ! Component: 2000 - total flux cleaned = -0.000119245 Jy ! Component: 2050 - total flux cleaned = 3.52235e-05 Jy ! Component: 2100 - total flux cleaned = 3.45676e-05 Jy ! Component: 2150 - total flux cleaned = 7.29524e-05 Jy ! Component: 2200 - total flux cleaned = 0.00030059 Jy ! Component: 2250 - total flux cleaned = 0.000338018 Jy ! Component: 2300 - total flux cleaned = 0.000450356 Jy ! Component: 2350 - total flux cleaned = 0.000561962 Jy ! Component: 2400 - total flux cleaned = 0.000562049 Jy ! Component: 2450 - total flux cleaned = 0.000893184 Jy ! Component: 2500 - total flux cleaned = 0.000856264 Jy ! Component: 2550 - total flux cleaned = 0.000820344 Jy ! Component: 2600 - total flux cleaned = 0.00118176 Jy ! Component: 2650 - total flux cleaned = 0.00118186 Jy ! Component: 2700 - total flux cleaned = 0.00118191 Jy ! Component: 2750 - total flux cleaned = 0.00132412 Jy ! Component: 2800 - total flux cleaned = 0.00153586 Jy ! Component: 2850 - total flux cleaned = 0.00167626 Jy ! Component: 2900 - total flux cleaned = 0.00160642 Jy ! Component: 2950 - total flux cleaned = 0.00181514 Jy ! Component: 3000 - total flux cleaned = 0.00191876 Jy ! Component: 3050 - total flux cleaned = 0.00212449 Jy ! Component: 3100 - total flux cleaned = 0.00236363 Jy ! Component: 3150 - total flux cleaned = 0.00236386 Jy ! Component: 3200 - total flux cleaned = 0.00266763 Jy ! Component: 3250 - total flux cleaned = 0.00270099 Jy ! Component: 3300 - total flux cleaned = 0.0028346 Jy ! Component: 3350 - total flux cleaned = 0.00300109 Jy ! Component: 3400 - total flux cleaned = 0.00306746 Jy ! Component: 3450 - total flux cleaned = 0.00310021 Jy ! Component: 3500 - total flux cleaned = 0.00332917 Jy ! Component: 3550 - total flux cleaned = 0.00332925 Jy ! Component: 3600 - total flux cleaned = 0.00339428 Jy ! Component: 3650 - total flux cleaned = 0.00362006 Jy ! Component: 3700 - total flux cleaned = 0.00361991 Jy ! Component: 3750 - total flux cleaned = 0.00374778 Jy ! Component: 3800 - total flux cleaned = 0.00381128 Jy ! Component: 3850 - total flux cleaned = 0.0038425 Jy ! Component: 3900 - total flux cleaned = 0.00396849 Jy ! Component: 3950 - total flux cleaned = 0.00421889 Jy ! Component: 4000 - total flux cleaned = 0.00421886 Jy ! Component: 4050 - total flux cleaned = 0.00437375 Jy ! Total flux subtracted in 4096 components = 0.00446623 Jy ! Clean residual min=-0.001762 max=0.001784 Jy/beam ! Clean residual mean=0.000006 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.762324 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 473 components and 0.762324 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2230+6946_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.15 x 4.955 at -68.56 degrees (North through East) ! Clean map min=-0.0028967 max=0.69145 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2230+6946_S_b_map.fits wmodel /vlbi/uf001/uvm//J2230+6946_S_b_map.mod ! Writing 473 model components to file: /vlbi/uf001/uvm//J2230+6946_S_b_map.mod wobs /vlbi/uf001/uvm//J2230+6946_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2230+6946_S_b_uvs.fits wwins /vlbi/uf001/uvm//J2230+6946_S_b_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J2230+6946_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.691446 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000575317 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.249615 0.249615 0.49923 0.998459 1.99692 3.99384 7.98767 15.9753 31.9507 63.9014 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.691 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1201.85 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2230+6946_S_b_dfm.log closed on Sun Jan 13 22:39:15 2019