! Started logfile: /vlbi/bp222/maps//J0221+2809_S_dfm.log on Thu Sep 27 10:40:54 2018 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/bp222/maps//J0221+2809_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0221+2809_S_uvm.fits ! AN table 1: 138 integrations on 45 of 45 possible baselines. ! AN table 2: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.931421 visibilities/baseline/integration-bin. ! Found source: J0221+2809 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 24936 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J0221+2809_S] 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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1380 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.030191Jy sigma=16.858871 ! Fit after self-cal, rms=0.751635Jy sigma=12.087958 ! 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=2.661 mas, bmaj=6.765 mas, bpa=-7.128 degrees ! Estimated noise=0.505098 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 = 0.182794 Jy ! Component: 100 - total flux cleaned = 0.249481 Jy ! Total flux subtracted in 100 components = 0.249481 Jy ! Clean residual min=-0.011835 max=0.032369 Jy/beam ! Clean residual mean=0.000010 rms=0.002834 Jy/beam ! Combined flux in latest and established models = 0.249481 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.249481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.103853Jy sigma=1.695744 ! Fit after self-cal, rms=0.103533Jy sigma=1.691221 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0389123 Jy ! Component: 100 - total flux cleaned = 0.0636785 Jy ! Total flux subtracted in 100 components = 0.0636785 Jy ! Clean residual min=-0.006483 max=0.028329 Jy/beam ! Clean residual mean=0.000007 rms=0.001860 Jy/beam ! Combined flux in latest and established models = 0.31316 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.31316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081086Jy sigma=1.258364 ! Fit after self-cal, rms=0.080944Jy sigma=1.256252 ! Inverting map ! Added new window around map position (-4, -3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247148 Jy ! Component: 100 - total flux cleaned = 0.0388469 Jy ! Total flux subtracted in 100 components = 0.0388469 Jy ! Clean residual min=-0.005652 max=0.008350 Jy/beam ! Clean residual mean=0.000005 rms=0.001281 Jy/beam ! Combined flux in latest and established models = 0.352006 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 52 components and 0.352006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070839Jy sigma=1.059930 ! Fit after self-cal, rms=0.070281Jy sigma=1.050771 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117841 Jy ! Component: 100 - total flux cleaned = 0.0200114 Jy ! Total flux subtracted in 100 components = 0.0200114 Jy ! Clean residual min=-0.004610 max=0.005148 Jy/beam ! Clean residual mean=0.000004 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 0.372018 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.372018 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067348Jy sigma=0.990271 ! Fit after self-cal, rms=0.067236Jy sigma=0.988615 ! 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=3.299 mas, bmaj=7.697 mas, bpa=-6.707 degrees ! Estimated noise=0.329179 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 = 0.00957064 Jy ! Component: 100 - total flux cleaned = 0.0154408 Jy ! Component: 150 - total flux cleaned = 0.0192995 Jy ! Component: 200 - total flux cleaned = 0.0219475 Jy ! Total flux subtracted in 200 components = 0.0219475 Jy ! Clean residual min=-0.003348 max=0.003928 Jy/beam ! Clean residual mean=0.000003 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.393965 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 92 components and 0.393965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065820Jy sigma=0.958855 ! Fit after self-cal, rms=0.065743Jy sigma=0.957707 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.299 x 7.697 at -6.707 degrees (North through East) ! Clean map min=-0.0031203 max=0.24988 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.00 KP 0.98 ! LA 0.99 MK 0.99 NL 0.99 OV 1.00 ! PT 0.97 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.97 LA 0.97 MK 1.01 ! NL 1.09 OV 1.00 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.00 KP 0.98 ! LA 0.99 MK 0.99 NL 0.96 OV 1.00 ! PT 0.98 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 LA 1.00 MK 0.99 ! NL 1.03 OV 1.00 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.01 KP 0.98 ! LA 1.00 MK 1.00 NL 1.03 OV 0.99 ! PT 0.98 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 LA 0.95 MK 1.03 ! NL 0.95 OV 1.00 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! A total of 69 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* ! ! ! Fit before self-cal, rms=0.065743Jy sigma=0.957707 ! Fit after self-cal, rms=0.063374Jy sigma=0.873386 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.315 mas, bmaj=7.789 mas, bpa=-7.29 degrees ! Estimated noise=0.330982 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 = 0.00154469 Jy ! Component: 100 - total flux cleaned = 0.00180367 Jy ! Component: 150 - total flux cleaned = 0.00184795 Jy ! Component: 200 - total flux cleaned = 0.00181469 Jy ! Total flux subtracted in 200 components = 0.00181469 Jy ! Clean residual min=-0.002841 max=0.003203 Jy/beam ! Clean residual mean=0.000003 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.39578 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 103 components and 0.39578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063205Jy sigma=0.871313 ! Fit after self-cal, rms=0.063197Jy sigma=0.870975 ! 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. ! ! Fit before self-cal, rms=0.063197Jy sigma=0.870975 ! Fit after self-cal, rms=0.063380Jy sigma=0.857307 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.311 mas, bmaj=7.787 mas, bpa=-7.305 degrees ! Estimated noise=0.331838 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131154 Jy ! Component: 100 - total flux cleaned = 0.00155166 Jy ! Component: 150 - total flux cleaned = 0.00158753 Jy ! Component: 200 - total flux cleaned = 0.00158793 Jy ! Total flux subtracted in 200 components = 0.00158793 Jy ! Clean residual min=-0.002593 max=0.002958 Jy/beam ! Clean residual mean=0.000002 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.397368 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.397368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063299Jy sigma=0.856694 ! Fit after self-cal, rms=0.063288Jy sigma=0.856586 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 (13, 105.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000675275 Jy ! Component: 100 - total flux cleaned = 0.000397914 Jy ! Component: 150 - total flux cleaned = 0.000115012 Jy ! Component: 200 - total flux cleaned = -0.000175634 Jy ! Total flux subtracted in 200 components = -0.000175634 Jy ! Clean residual min=-0.002594 max=0.002566 Jy/beam ! Clean residual mean=0.000002 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.397192 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 135 components and 0.397192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063077Jy sigma=0.854358 ! Fit after self-cal, rms=0.063069Jy sigma=0.854206 ! 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. ! ! Fit before self-cal, rms=0.063069Jy sigma=0.854206 ! Fit after self-cal, rms=0.056808Jy sigma=0.802896 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.316 mas, bmaj=7.795 mas, bpa=-7.494 degrees ! Estimated noise=0.331601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000762482 Jy ! Component: 100 - total flux cleaned = 0.000916515 Jy ! Component: 150 - total flux cleaned = 0.000949567 Jy ! Component: 200 - total flux cleaned = 0.00106201 Jy ! Total flux subtracted in 200 components = 0.00106201 Jy ! Clean residual min=-0.001615 max=0.001755 Jy/beam ! Clean residual mean=0.000003 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.398254 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 151 components and 0.398254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056758Jy sigma=0.802088 ! Fit after self-cal, rms=0.056761Jy sigma=0.801923 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 = 3.11392e-05 Jy ! Component: 100 - total flux cleaned = 0.000106532 Jy ! Component: 150 - total flux cleaned = 0.000128693 Jy ! Component: 200 - total flux cleaned = 0.000169848 Jy ! Total flux subtracted in 200 components = 0.000169848 Jy ! Clean residual min=-0.001582 max=0.001687 Jy/beam ! Clean residual mean=0.000003 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.398424 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 160 components and 0.398424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056742Jy sigma=0.801591 ! Fit after self-cal, rms=0.056739Jy sigma=0.801564 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056739Jy sigma=0.801564 ! Fit after self-cal, rms=0.056708Jy sigma=0.801470 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.33 mas, bmaj=10.34 mas, bpa=-7.341 degrees ! Estimated noise=0.398963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000735217 Jy ! Component: 100 - total flux cleaned = 0.000806257 Jy ! Component: 150 - total flux cleaned = 0.000780346 Jy ! Component: 200 - total flux cleaned = 0.000801111 Jy ! Total flux subtracted in 200 components = 0.000801111 Jy ! Clean residual min=-0.001377 max=0.001795 Jy/beam ! Clean residual mean=0.000006 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.399225 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 168 components and 0.399225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056702Jy sigma=0.801332 ! Fit after self-cal, rms=0.056694Jy sigma=0.801195 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 (8.5, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000814656 Jy ! Component: 100 - total flux cleaned = 0.0011207 Jy ! Component: 150 - total flux cleaned = 0.00142966 Jy ! Component: 200 - total flux cleaned = 0.00174839 Jy ! Total flux subtracted in 200 components = 0.00174839 Jy ! Clean residual min=-0.001191 max=0.001242 Jy/beam ! Clean residual mean=0.000003 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.400974 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 194 components and 0.400974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056655Jy sigma=0.800449 ! Fit after self-cal, rms=0.056645Jy sigma=0.800315 ! 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=3.317 mas, bmaj=7.795 mas, bpa=-7.512 degrees ! Estimated noise=0.33159 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.317 x 7.795 at -7.512 degrees (North through East) ! Clean map min=-0.0012192 max=0.25131 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=2.685 mas, bmaj=6.868 mas, bpa=-7.962 degrees ! Estimated noise=0.51096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.184893 Jy ! Component: 100 - total flux cleaned = 0.252266 Jy ! Component: 150 - total flux cleaned = 0.294081 Jy ! Component: 200 - total flux cleaned = 0.322958 Jy ! Total flux subtracted in 200 components = 0.322958 Jy ! Clean residual min=-0.005681 max=0.015980 Jy/beam ! Clean residual mean=0.000008 rms=0.001459 Jy/beam ! Combined flux in latest and established models = 0.322958 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 34 model components to the UV plane model. ! The established model now contains 34 components and 0.322958 Jy ! Inverting map and beam ! Estimated beam: bmin=3.317 mas, bmaj=7.795 mas, bpa=-7.512 degrees ! Estimated noise=0.33159 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 = 0.0283509 Jy ! Component: 100 - total flux cleaned = 0.0452472 Jy ! Component: 150 - total flux cleaned = 0.0558934 Jy ! Component: 200 - total flux cleaned = 0.0628729 Jy ! Total flux subtracted in 200 components = 0.0628729 Jy ! Clean residual min=-0.001923 max=0.003857 Jy/beam ! Clean residual mean=0.000008 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.385831 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 72 components and 0.385831 Jy ! Inverting map ! Added new window around map position (-8, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00480317 Jy ! Component: 100 - total flux cleaned = 0.00830006 Jy ! Component: 150 - total flux cleaned = 0.0109349 Jy ! Component: 200 - total flux cleaned = 0.0126462 Jy ! Total flux subtracted in 200 components = 0.0126462 Jy ! Clean residual min=-0.001326 max=0.001549 Jy/beam ! Clean residual mean=0.000004 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.398477 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 97 components and 0.398477 Jy ! Inverting map ! Added new window around map position (26, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000947985 Jy ! Component: 100 - total flux cleaned = 0.00144293 Jy ! Component: 150 - total flux cleaned = 0.00178483 Jy ! Component: 200 - total flux cleaned = 0.00194473 Jy ! Total flux subtracted in 200 components = 0.00194473 Jy ! Clean residual min=-0.001237 max=0.001316 Jy/beam ! Clean residual mean=0.000003 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.400422 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 120 components and 0.400422 Jy ! Inverting map ! Added new window around map position (-20, 38.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000503798 Jy ! Component: 100 - total flux cleaned = 0.000788581 Jy ! Component: 150 - total flux cleaned = 0.00114746 Jy ! Component: 200 - total flux cleaned = 0.0014886 Jy ! Total flux subtracted in 200 components = 0.0014886 Jy ! Clean residual min=-0.001163 max=0.001142 Jy/beam ! Clean residual mean=0.000002 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.401911 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 140 components and 0.401911 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=7.33 mas, bmaj=10.34 mas, bpa=-7.341 degrees ! Estimated noise=0.398963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104229 Jy ! Component: 100 - total flux cleaned = 0.00166664 Jy ! Component: 150 - total flux cleaned = 0.00197588 Jy ! Component: 200 - total flux cleaned = 0.002143 Jy ! Total flux subtracted in 200 components = 0.002143 Jy ! Clean residual min=-0.001090 max=0.001286 Jy/beam ! Clean residual mean=0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.404054 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) ! Added new window around map position (-27, -31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000303072 Jy ! Component: 100 - total flux cleaned = 0.000124081 Jy ! Component: 150 - total flux cleaned = 0.000118021 Jy ! Component: 200 - total flux cleaned = 0.000197133 Jy ! Total flux subtracted in 200 components = 0.000197133 Jy ! Clean residual min=-0.000998 max=0.000954 Jy/beam ! Clean residual mean=0.000003 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.404251 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 204 components and 0.404251 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.317 mas, bmaj=7.795 mas, bpa=-7.512 degrees ! Estimated noise=0.33159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000148502 Jy ! Component: 100 - total flux cleaned = -0.000111569 Jy ! Component: 150 - total flux cleaned = -4.06064e-05 Jy ! Component: 200 - total flux cleaned = -3.9279e-05 Jy ! Total flux subtracted in 200 components = -3.9279e-05 Jy ! Clean residual min=-0.001122 max=0.000952 Jy/beam ! Clean residual mean=0.000002 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.404211 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 221 components and 0.404211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056615Jy sigma=0.799534 ! Fit after self-cal, rms=0.056600Jy sigma=0.799271 wmodel J0221+2809_S_map.mod ! Writing 221 model components to file: J0221+2809_S_map.mod wobs J0221+2809_S_uvs.fits ! Writing UV FITS file: J0221+2809_S_uvs.fits wwins J0221+2809_S_map.win ! wwins: Wrote 8 windows to J0221+2809_S_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 = -0.000422089 Jy ! Component: 100 - total flux cleaned = -0.00071097 Jy ! Component: 150 - total flux cleaned = -0.00093717 Jy ! Component: 200 - total flux cleaned = -0.00110577 Jy ! Component: 250 - total flux cleaned = -0.00123752 Jy ! Component: 300 - total flux cleaned = -0.00135058 Jy ! Component: 350 - total flux cleaned = -0.00141417 Jy ! Component: 400 - total flux cleaned = -0.00146116 Jy ! Component: 450 - total flux cleaned = -0.00152298 Jy ! Component: 500 - total flux cleaned = -0.00155351 Jy ! Component: 550 - total flux cleaned = -0.00153875 Jy ! Component: 600 - total flux cleaned = -0.00162865 Jy ! Component: 650 - total flux cleaned = -0.00167296 Jy ! Component: 700 - total flux cleaned = -0.00168764 Jy ! Component: 750 - total flux cleaned = -0.00176023 Jy ! Component: 800 - total flux cleaned = -0.00181771 Jy ! Component: 850 - total flux cleaned = -0.00178911 Jy ! Component: 900 - total flux cleaned = -0.00180337 Jy ! Component: 950 - total flux cleaned = -0.00180327 Jy ! Component: 1000 - total flux cleaned = -0.00178935 Jy ! Component: 1050 - total flux cleaned = -0.00178944 Jy ! Component: 1100 - total flux cleaned = -0.00177605 Jy ! Component: 1150 - total flux cleaned = -0.00178971 Jy ! Component: 1200 - total flux cleaned = -0.00181661 Jy ! Component: 1250 - total flux cleaned = -0.00177657 Jy ! Component: 1300 - total flux cleaned = -0.00174999 Jy ! Component: 1350 - total flux cleaned = -0.00174999 Jy ! Component: 1400 - total flux cleaned = -0.00175001 Jy ! Component: 1450 - total flux cleaned = -0.00177616 Jy ! Component: 1500 - total flux cleaned = -0.00172429 Jy ! Component: 1550 - total flux cleaned = -0.00172422 Jy ! Component: 1600 - total flux cleaned = -0.00171133 Jy ! Component: 1650 - total flux cleaned = -0.00169875 Jy ! Component: 1700 - total flux cleaned = -0.00167352 Jy ! Component: 1750 - total flux cleaned = -0.00166105 Jy ! Component: 1800 - total flux cleaned = -0.00166111 Jy ! Component: 1850 - total flux cleaned = -0.00162397 Jy ! Component: 1900 - total flux cleaned = -0.00161163 Jy ! Component: 1950 - total flux cleaned = -0.00163618 Jy ! Component: 2000 - total flux cleaned = -0.00159962 Jy ! Component: 2050 - total flux cleaned = -0.00159964 Jy ! Component: 2100 - total flux cleaned = -0.0016116 Jy ! Component: 2150 - total flux cleaned = -0.0015756 Jy ! Component: 2200 - total flux cleaned = -0.00159937 Jy ! Component: 2250 - total flux cleaned = -0.00156387 Jy ! Component: 2300 - total flux cleaned = -0.00162273 Jy ! Component: 2350 - total flux cleaned = -0.00163446 Jy ! Component: 2400 - total flux cleaned = -0.00157599 Jy ! Component: 2450 - total flux cleaned = -0.00161073 Jy ! Component: 2500 - total flux cleaned = -0.00159926 Jy ! Component: 2550 - total flux cleaned = -0.00161079 Jy ! Component: 2600 - total flux cleaned = -0.00159935 Jy ! Component: 2650 - total flux cleaned = -0.00162209 Jy ! Component: 2700 - total flux cleaned = -0.0015993 Jy ! Component: 2750 - total flux cleaned = -0.00159938 Jy ! Component: 2800 - total flux cleaned = -0.00158808 Jy ! Component: 2850 - total flux cleaned = -0.00159919 Jy ! Component: 2900 - total flux cleaned = -0.00155477 Jy ! Component: 2950 - total flux cleaned = -0.00159888 Jy ! Component: 3000 - total flux cleaned = -0.00158783 Jy ! Component: 3050 - total flux cleaned = -0.00160967 Jy ! Component: 3100 - total flux cleaned = -0.0016423 Jy ! Component: 3150 - total flux cleaned = -0.00163147 Jy ! Component: 3200 - total flux cleaned = -0.00164221 Jy ! Component: 3250 - total flux cleaned = -0.00165292 Jy ! Component: 3300 - total flux cleaned = -0.00166365 Jy ! Component: 3350 - total flux cleaned = -0.00164226 Jy ! Component: 3400 - total flux cleaned = -0.00166346 Jy ! Component: 3450 - total flux cleaned = -0.00162133 Jy ! Component: 3500 - total flux cleaned = -0.0016319 Jy ! Component: 3550 - total flux cleaned = -0.00164239 Jy ! Component: 3600 - total flux cleaned = -0.0016841 Jy ! Component: 3650 - total flux cleaned = -0.00168412 Jy ! Component: 3700 - total flux cleaned = -0.0017358 Jy ! Component: 3750 - total flux cleaned = -0.00174607 Jy ! Component: 3800 - total flux cleaned = -0.00175629 Jy ! Component: 3850 - total flux cleaned = -0.00174611 Jy ! Component: 3900 - total flux cleaned = -0.00175628 Jy ! Component: 3950 - total flux cleaned = -0.00169546 Jy ! Component: 4000 - total flux cleaned = -0.00172575 Jy ! Component: 4050 - total flux cleaned = -0.00172577 Jy ! Total flux subtracted in 4096 components = -0.00172574 Jy ! Clean residual min=-0.000689 max=0.000678 Jy/beam ! Clean residual mean=0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.402486 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 513 components and 0.402486 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0221+2809_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.317 x 7.795 at -7.512 degrees (North through East) ! Clean map min=-0.0010491 max=0.25248 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0221+2809_S_map.fits wmodel /vlbi/bp222/maps//J0221+2809_S_map.mod ! Writing 513 model components to file: /vlbi/bp222/maps//J0221+2809_S_map.mod wobs /vlbi/bp222/maps//J0221+2809_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0221+2809_S_uvs.fits wwins /vlbi/bp222/maps//J0221+2809_S_map.win ! wwins: Wrote 9 windows to /vlbi/bp222/maps//J0221+2809_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.252475 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000186454 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.221551 0.221551 0.443102 0.886205 1.77241 3.54482 7.08964 14.1793 28.3586 56.7171 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.252 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1354.09 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0221+2809_S_dfm.log closed on Thu Sep 27 10:41:00 2018