! Started logfile: /tmp/maps//J1923-2104_C_20180605_dfm.log on Wed Jul 4 23:35:41 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /tmp/maps//J1923-2104_C_20180605_uva.fits ! Reading UV FITS file: /tmp/maps//J1923-2104_C_20180605_uva.fits ! AN table 1: 15 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1923-2104 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 3360 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1923-2104_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.282082Jy sigma=27.393078 ! Fit after self-cal, rms=0.267440Jy sigma=5.280710 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=7.417 mas, bpa=-16.75 degrees ! Estimated noise=0.86705 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 = 0.612322 Jy ! Component: 100 - total flux cleaned = 0.769197 Jy ! Total flux subtracted in 100 components = 0.769197 Jy ! Clean residual min=-0.052360 max=0.072892 Jy/beam ! Clean residual mean=-0.000008 rms=0.015988 Jy/beam ! Combined flux in latest and established models = 0.769197 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.769197 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=0.211555Jy sigma=4.813898 ! Fit after self-cal, rms=0.211512Jy sigma=4.813566 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.708 mas, bmaj=7.871 mas, bpa=-15.49 degrees ! Estimated noise=0.603307 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 = 0.133155 Jy ! Component: 100 - total flux cleaned = 0.214071 Jy ! Component: 150 - total flux cleaned = 0.266687 Jy ! Component: 200 - total flux cleaned = 0.302015 Jy ! Total flux subtracted in 200 components = 0.302015 Jy ! Clean residual min=-0.032709 max=0.054725 Jy/beam ! Clean residual mean=0.000086 rms=0.010818 Jy/beam ! Combined flux in latest and established models = 1.07121 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 73 components and 1.07121 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=0.102734Jy sigma=2.173411 ! Fit after self-cal, rms=0.102191Jy sigma=2.163180 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.708 x 7.871 at -15.49 degrees (North through East) ! Clean map min=-0.031072 max=0.8065 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.00 KP 0.91 LA 0.99 ! MK 1.04 NL 1.09 OV 0.97 PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.01 KP 0.90 LA 0.99 ! MK 1.05 NL 1.11 OV 0.97 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.01 KP 0.91 LA 0.98 ! MK 1.06 NL 1.13 OV 0.97 PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.98 KP 0.91 LA 0.99 ! MK 1.05 NL 1.13 OV 0.97 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.03 KP 0.92 LA 1.00 ! MK 1.04 NL 1.17 OV 0.99 PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.01 KP 0.93 LA 1.00 ! MK 1.02 NL 1.17 OV 0.99 PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.02 KP 0.93 LA 1.01 ! MK 1.02 NL 1.16 OV 0.99 PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.00 KP 0.94 LA 1.01 ! MK 1.01 NL 1.16 OV 1.00 PT 0.90 ! ! ! Fit before self-cal, rms=0.102191Jy sigma=2.163180 ! Fit after self-cal, rms=0.052373Jy sigma=0.875640 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.741 mas, bmaj=8.008 mas, bpa=-15.45 degrees ! Estimated noise=0.60153 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 = -0.0105778 Jy ! Component: 100 - total flux cleaned = -0.0114943 Jy ! Component: 150 - total flux cleaned = -0.0117105 Jy ! Component: 200 - total flux cleaned = -0.0122856 Jy ! Total flux subtracted in 200 components = -0.0122856 Jy ! Clean residual min=-0.008291 max=0.010802 Jy/beam ! Clean residual mean=-0.000001 rms=0.002105 Jy/beam ! Combined flux in latest and established models = 1.05893 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 83 components and 1.05893 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=0.047923Jy sigma=0.799008 ! Fit after self-cal, rms=0.047899Jy sigma=0.797637 ! Inverting map ! Added new window around map position (11.4, -19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00798569 Jy ! Component: 100 - total flux cleaned = 0.00845981 Jy ! Component: 150 - total flux cleaned = 0.00864762 Jy ! Component: 200 - total flux cleaned = 0.00881753 Jy ! Total flux subtracted in 200 components = 0.00881753 Jy ! Clean residual min=-0.006756 max=0.007221 Jy/beam ! Clean residual mean=0.000003 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 1.06774 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 1.06774 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=0.044922Jy sigma=0.736961 ! Fit after self-cal, rms=0.044828Jy sigma=0.735040 ! 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=0.044828Jy sigma=0.735040 ! Fit after self-cal, rms=0.044223Jy sigma=0.723190 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.744 mas, bmaj=8.016 mas, bpa=-15.52 degrees ! Estimated noise=0.603068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00399263 Jy ! Component: 100 - total flux cleaned = -0.00351038 Jy ! Component: 150 - total flux cleaned = -0.0027943 Jy ! Component: 200 - total flux cleaned = -0.0022809 Jy ! Total flux subtracted in 200 components = -0.0022809 Jy ! Clean residual min=-0.005899 max=0.005383 Jy/beam ! Clean residual mean=0.000003 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 1.06546 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 123 components and 1.06546 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=0.042708Jy sigma=0.700090 ! Fit after self-cal, rms=0.042694Jy sigma=0.699676 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 = 0.000505231 Jy ! Component: 100 - total flux cleaned = 0.000950218 Jy ! Component: 150 - total flux cleaned = 0.00126341 Jy ! Component: 200 - total flux cleaned = 0.00165422 Jy ! Total flux subtracted in 200 components = 0.00165422 Jy ! Clean residual min=-0.005537 max=0.004718 Jy/beam ! Clean residual mean=0.000003 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 1.06712 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 139 components and 1.06712 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=0.042040Jy sigma=0.689941 ! Fit after self-cal, rms=0.042030Jy sigma=0.689619 ! 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=0.042030Jy sigma=0.689619 ! Fit after self-cal, rms=0.041899Jy sigma=0.686412 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.745 mas, bmaj=8.018 mas, bpa=-15.55 degrees ! Estimated noise=0.603072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00220555 Jy ! Component: 100 - total flux cleaned = -0.00191513 Jy ! Component: 150 - total flux cleaned = -0.00164415 Jy ! Component: 200 - total flux cleaned = -0.00131592 Jy ! Total flux subtracted in 200 components = -0.00131592 Jy ! Clean residual min=-0.004877 max=0.004042 Jy/beam ! Clean residual mean=0.000002 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 1.0658 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 155 components and 1.0658 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=0.041267Jy sigma=0.677369 ! Fit after self-cal, rms=0.041261Jy sigma=0.677163 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 = 0.000326836 Jy ! Component: 100 - total flux cleaned = 0.000547249 Jy ! Component: 150 - total flux cleaned = 0.000687551 Jy ! Component: 200 - total flux cleaned = 0.000885238 Jy ! Total flux subtracted in 200 components = 0.000885238 Jy ! Clean residual min=-0.004577 max=0.003584 Jy/beam ! Clean residual mean=0.000002 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 1.06669 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 160 components and 1.06669 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=0.040963Jy sigma=0.672696 ! Fit after self-cal, rms=0.040960Jy sigma=0.672493 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040960Jy sigma=0.672493 ! Fit after self-cal, rms=0.040922Jy sigma=0.670806 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.922 mas, bmaj=10.97 mas, bpa=-1.436 degrees ! Estimated noise=0.683923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131715 Jy ! Component: 100 - total flux cleaned = -0.000974075 Jy ! Component: 150 - total flux cleaned = -0.000786216 Jy ! Component: 200 - total flux cleaned = -0.000706724 Jy ! Total flux subtracted in 200 components = -0.000706724 Jy ! Clean residual min=-0.005306 max=0.002897 Jy/beam ! Clean residual mean=0.000004 rms=0.001081 Jy/beam ! Combined flux in latest and established models = 1.06598 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 173 components and 1.06598 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=0.040717Jy sigma=0.668958 ! Fit after self-cal, rms=0.040709Jy sigma=0.668021 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 = -0.00031934 Jy ! Component: 100 - total flux cleaned = -3.061e-05 Jy ! Component: 150 - total flux cleaned = 0.00024594 Jy ! Component: 200 - total flux cleaned = 0.000432158 Jy ! Total flux subtracted in 200 components = 0.000432158 Jy ! Clean residual min=-0.005196 max=0.002921 Jy/beam ! Clean residual mean=0.000004 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 1.06641 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 188 components and 1.06641 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=0.040607Jy sigma=0.667289 ! Fit after self-cal, rms=0.040612Jy sigma=0.666945 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.746 mas, bmaj=8.02 mas, bpa=-15.57 degrees ! Estimated noise=0.603158 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.746 x 8.02 at -15.57 degrees (North through East) ! Clean map min=-0.0090823 max=0.79699 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040612Jy sigma=0.666945 ! Fit after self-cal, rms=0.038435Jy sigma=0.614739 ! Inverting map and beam ! Estimated beam: bmin=1.746 mas, bmaj=8.017 mas, bpa=-15.58 degrees ! Estimated noise=0.602823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000855221 Jy ! Component: 100 - total flux cleaned = -0.000602196 Jy ! Component: 150 - total flux cleaned = -0.000544424 Jy ! Component: 200 - total flux cleaned = -0.00048949 Jy ! Total flux subtracted in 200 components = -0.00048949 Jy ! Clean residual min=-0.004115 max=0.003491 Jy/beam ! Clean residual mean=0.000003 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 1.06592 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 202 components and 1.06592 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=0.038178Jy sigma=0.610834 ! Fit after self-cal, rms=0.038165Jy sigma=0.610595 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000145713 Jy ! Component: 100 - total flux cleaned = 0.000191322 Jy ! Component: 150 - total flux cleaned = 0.000192568 Jy ! Component: 200 - total flux cleaned = 0.000275018 Jy ! Total flux subtracted in 200 components = 0.000275018 Jy ! Clean residual min=-0.004103 max=0.003276 Jy/beam ! Clean residual mean=0.000003 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 1.0662 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 212 components and 1.0662 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=0.038034Jy sigma=0.608674 ! Fit after self-cal, rms=0.038031Jy sigma=0.608553 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038031Jy sigma=0.608553 ! Fit after self-cal, rms=0.038037Jy sigma=0.607926 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.378 mas, bmaj=7.508 mas, bpa=-16.81 degrees ! Estimated noise=0.881878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.622843 Jy ! Component: 100 - total flux cleaned = 0.770944 Jy ! Component: 150 - total flux cleaned = 0.848347 Jy ! Component: 200 - total flux cleaned = 0.902559 Jy ! Total flux subtracted in 200 components = 0.902559 Jy ! Clean residual min=-0.025006 max=0.030086 Jy/beam ! Clean residual mean=-0.000019 rms=0.006676 Jy/beam ! Combined flux in latest and established models = 0.902559 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 46 model components to the UV plane model. ! The established model now contains 46 components and 0.902559 Jy ! Inverting map and beam ! Estimated beam: bmin=1.747 mas, bmaj=8.019 mas, bpa=-15.59 degrees ! Estimated noise=0.602875 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 = 0.0542301 Jy ! Component: 100 - total flux cleaned = 0.0871941 Jy ! Component: 150 - total flux cleaned = 0.10912 Jy ! Component: 200 - total flux cleaned = 0.124256 Jy ! Total flux subtracted in 200 components = 0.124256 Jy ! Clean residual min=-0.007779 max=0.009848 Jy/beam ! Clean residual mean=-0.000008 rms=0.002533 Jy/beam ! Combined flux in latest and established models = 1.02682 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 98 components and 1.02682 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.926 mas, bmaj=10.96 mas, bpa=-1.427 degrees ! Estimated noise=0.68316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147556 Jy ! Component: 100 - total flux cleaned = 0.0230074 Jy ! Component: 150 - total flux cleaned = 0.0280487 Jy ! Component: 200 - total flux cleaned = 0.0313269 Jy ! Total flux subtracted in 200 components = 0.0313269 Jy ! Clean residual min=-0.005097 max=0.003740 Jy/beam ! Clean residual mean=0.000002 rms=0.001226 Jy/beam ! Combined flux in latest and established models = 1.05814 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 = 0.00230186 Jy ! Component: 100 - total flux cleaned = 0.0040291 Jy ! Component: 150 - total flux cleaned = 0.00524074 Jy ! Component: 200 - total flux cleaned = 0.00567536 Jy ! Total flux subtracted in 200 components = 0.00567536 Jy ! Clean residual min=-0.004706 max=0.002820 Jy/beam ! Clean residual mean=0.000003 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 1.06382 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 172 components and 1.06382 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.747 mas, bmaj=8.019 mas, bpa=-15.59 degrees ! Estimated noise=0.602875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00151546 Jy ! Component: 100 - total flux cleaned = -0.00152902 Jy ! Component: 150 - total flux cleaned = -0.00127226 Jy ! Component: 200 - total flux cleaned = -0.00103792 Jy ! Total flux subtracted in 200 components = -0.00103792 Jy ! Clean residual min=-0.005161 max=0.003291 Jy/beam ! Clean residual mean=0.000001 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 1.06278 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 187 components and 1.06278 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=0.039155Jy sigma=0.629596 ! Fit after self-cal, rms=0.038955Jy sigma=0.625529 wmodel J1923-2104_C_map.mod ! Writing 187 model components to file: J1923-2104_C_map.mod wobs J1923-2104_C_uvs.fits ! Writing UV FITS file: J1923-2104_C_uvs.fits wwins J1923-2104_C_map.win ! wwins: Wrote 2 windows to J1923-2104_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00206046 Jy ! Component: 100 - total flux cleaned = -0.00356466 Jy ! Component: 150 - total flux cleaned = -0.00417493 Jy ! Component: 200 - total flux cleaned = -0.00473839 Jy ! Component: 250 - total flux cleaned = -0.00537215 Jy ! Component: 300 - total flux cleaned = -0.00557293 Jy ! Component: 350 - total flux cleaned = -0.00566757 Jy ! Component: 400 - total flux cleaned = -0.00557632 Jy ! Component: 450 - total flux cleaned = -0.00544587 Jy ! Component: 500 - total flux cleaned = -0.00532167 Jy ! Component: 550 - total flux cleaned = -0.00524226 Jy ! Component: 600 - total flux cleaned = -0.00531862 Jy ! Component: 650 - total flux cleaned = -0.00520614 Jy ! Component: 700 - total flux cleaned = -0.00520564 Jy ! Component: 750 - total flux cleaned = -0.00524034 Jy ! Component: 800 - total flux cleaned = -0.00530842 Jy ! Component: 850 - total flux cleaned = -0.00530829 Jy ! Component: 900 - total flux cleaned = -0.00534105 Jy ! Component: 950 - total flux cleaned = -0.00537272 Jy ! Component: 1000 - total flux cleaned = -0.00537324 Jy ! Component: 1050 - total flux cleaned = -0.00546349 Jy ! Component: 1100 - total flux cleaned = -0.00546263 Jy ! Component: 1150 - total flux cleaned = -0.00546167 Jy ! Component: 1200 - total flux cleaned = -0.00554496 Jy ! Component: 1250 - total flux cleaned = -0.00548967 Jy ! Component: 1300 - total flux cleaned = -0.00554331 Jy ! Component: 1350 - total flux cleaned = -0.00554345 Jy ! Component: 1400 - total flux cleaned = -0.00554339 Jy ! Component: 1450 - total flux cleaned = -0.00551866 Jy ! Component: 1500 - total flux cleaned = -0.00554313 Jy ! Component: 1550 - total flux cleaned = -0.00554365 Jy ! Component: 1600 - total flux cleaned = -0.0056148 Jy ! Component: 1650 - total flux cleaned = -0.00573027 Jy ! Component: 1700 - total flux cleaned = -0.00568489 Jy ! Component: 1750 - total flux cleaned = -0.00568608 Jy ! Component: 1800 - total flux cleaned = -0.00577391 Jy ! Component: 1850 - total flux cleaned = -0.00583811 Jy ! Component: 1900 - total flux cleaned = -0.00583837 Jy ! Component: 1950 - total flux cleaned = -0.00587985 Jy ! Component: 2000 - total flux cleaned = -0.00592053 Jy ! Component: 2050 - total flux cleaned = -0.00600066 Jy ! Component: 2100 - total flux cleaned = -0.00605967 Jy ! Component: 2150 - total flux cleaned = -0.0060601 Jy ! Component: 2200 - total flux cleaned = -0.00611765 Jy ! Component: 2250 - total flux cleaned = -0.006155 Jy ! Component: 2300 - total flux cleaned = -0.00619188 Jy ! Component: 2350 - total flux cleaned = -0.00615556 Jy ! Component: 2400 - total flux cleaned = -0.00617342 Jy ! Component: 2450 - total flux cleaned = -0.00622639 Jy ! Component: 2500 - total flux cleaned = -0.00629655 Jy ! Component: 2550 - total flux cleaned = -0.00634874 Jy ! Component: 2600 - total flux cleaned = -0.00641721 Jy ! Component: 2650 - total flux cleaned = -0.00646802 Jy ! Component: 2700 - total flux cleaned = -0.00648479 Jy ! Component: 2750 - total flux cleaned = -0.00653466 Jy ! Component: 2800 - total flux cleaned = -0.006551 Jy ! Component: 2850 - total flux cleaned = -0.0066159 Jy ! Component: 2900 - total flux cleaned = -0.00663187 Jy ! Component: 2950 - total flux cleaned = -0.00667962 Jy ! Component: 3000 - total flux cleaned = -0.0066955 Jy ! Component: 3050 - total flux cleaned = -0.00672698 Jy ! Component: 3100 - total flux cleaned = -0.00672713 Jy ! Component: 3150 - total flux cleaned = -0.006789 Jy ! Component: 3200 - total flux cleaned = -0.00683513 Jy ! Component: 3250 - total flux cleaned = -0.0069112 Jy ! Component: 3300 - total flux cleaned = -0.00691126 Jy ! Component: 3350 - total flux cleaned = -0.00697152 Jy ! Component: 3400 - total flux cleaned = -0.00698654 Jy ! Component: 3450 - total flux cleaned = -0.0070164 Jy ! Component: 3500 - total flux cleaned = -0.00704611 Jy ! Component: 3550 - total flux cleaned = -0.00706087 Jy ! Component: 3600 - total flux cleaned = -0.00710516 Jy ! Component: 3650 - total flux cleaned = -0.00711979 Jy ! Component: 3700 - total flux cleaned = -0.00713451 Jy ! Component: 3750 - total flux cleaned = -0.00714918 Jy ! Component: 3800 - total flux cleaned = -0.00716374 Jy ! Component: 3850 - total flux cleaned = -0.00714927 Jy ! Component: 3900 - total flux cleaned = -0.00714936 Jy ! Component: 3950 - total flux cleaned = -0.00716385 Jy ! Component: 4000 - total flux cleaned = -0.00714934 Jy ! Component: 4050 - total flux cleaned = -0.0071349 Jy ! Total flux subtracted in 4096 components = -0.00709152 Jy ! Clean residual min=-0.000862 max=0.000750 Jy/beam ! Clean residual mean=-0.000003 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 1.05569 Jy keep ! Adding 246 model components to the UV plane model. ! The established model now contains 433 components and 1.05569 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1923-2104_C_20180605_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.747 x 8.019 at -15.59 degrees (North through East) ! Clean map min=-0.0025537 max=0.80906 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1923-2104_C_20180605_map.fits wmodel /tmp/maps//J1923-2104_C_20180605_map.mod ! Writing 433 model components to file: /tmp/maps//J1923-2104_C_20180605_map.mod wobs /tmp/maps//J1923-2104_C_20180605_uvs.fits ! Writing UV FITS file: /tmp/maps//J1923-2104_C_20180605_uvs.fits wwins /tmp/maps//J1923-2104_C_20180605_map.win ! wwins: Wrote 3 windows to /tmp/maps//J1923-2104_C_20180605_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.809058 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000251317 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0931888 0.0931888 0.186378 0.372755 0.745511 1.49102 2.98204 5.96409 11.9282 23.8563 47.7127 95.4254 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.809 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3219.27 quit ! Quitting program ! Log file /tmp/maps//J1923-2104_C_20180605_dfm.log closed on Wed Jul 4 23:35:45 2018