! Started logfile: /vlbi/uf001/uvm//J0648-3044_S_b_dfm.log on Sun Jan 13 20:57:37 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//J0648-3044_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0648-3044_S_b_uvm.fits ! AN table 1: 40 integrations on 45 of 45 possible baselines. ! AN table 2: 34 integrations on 21 of 21 possible baselines. ! AN table 3: 56 integrations on 28 of 28 possible baselines. ! AN table 4: 7 integrations on 15 of 15 possible baselines. ! AN table 5: 12 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.752377 visibilities/baseline/integration-bin. ! Found source: J0648-3044 ! ! 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 10209 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 J0648-3044_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 212 telescope corrections were flagged in sub-array 1. ! A total of 125 telescope corrections were flagged in sub-array 2. ! A total of 195 telescope corrections were flagged in sub-array 3. ! A total of 8 telescope corrections were flagged in sub-array 4. ! A total of 44 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 212 telescope corrections were flagged in sub-array 1. ! A total of 125 telescope corrections were flagged in sub-array 2. ! A total of 195 telescope corrections were flagged in sub-array 3. ! A total of 8 telescope corrections were flagged in sub-array 4. ! A total of 44 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 212 telescope corrections were flagged in sub-array 1. ! A total of 125 telescope corrections were flagged in sub-array 2. ! A total of 195 telescope corrections were flagged in sub-array 3. ! A total of 8 telescope corrections were flagged in sub-array 4. ! A total of 44 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.295080Jy sigma=15.208168 ! Fit after self-cal, rms=0.349301Jy sigma=3.979204 ! 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=2.496 mas, bmaj=8.519 mas, bpa=-13 degrees ! Estimated noise=1.11922 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 = 0.507631 Jy ! Component: 100 - total flux cleaned = 0.644337 Jy ! Total flux subtracted in 100 components = 0.644337 Jy ! Clean residual min=-0.026656 max=0.071232 Jy/beam ! Clean residual mean=0.000004 rms=0.006680 Jy/beam ! Combined flux in latest and established models = 0.644337 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.644337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.279140Jy sigma=3.097039 ! Fit after self-cal, rms=0.278961Jy sigma=3.095067 ! Inverting map ! Added new window around map position (4, 6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0823062 Jy ! Component: 100 - total flux cleaned = 0.139191 Jy ! Total flux subtracted in 100 components = 0.139191 Jy ! Clean residual min=-0.025106 max=0.048630 Jy/beam ! Clean residual mean=0.000001 rms=0.005379 Jy/beam ! Combined flux in latest and established models = 0.783528 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 31 components and 0.783528 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.218159Jy sigma=2.370057 ! Fit after self-cal, rms=0.217684Jy sigma=2.363450 ! Inverting map ! Added new window around map position (-5.5, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0494941 Jy ! Component: 100 - total flux cleaned = 0.0870346 Jy ! Total flux subtracted in 100 components = 0.0870346 Jy ! Clean residual min=-0.018210 max=0.027705 Jy/beam ! Clean residual mean=-0.000003 rms=0.004735 Jy/beam ! Combined flux in latest and established models = 0.870563 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 48 components and 0.870563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.192800Jy sigma=2.074003 ! Fit after self-cal, rms=0.192718Jy sigma=2.073275 ! 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=3.429 mas, bmaj=11.21 mas, bpa=-12.98 degrees ! Estimated noise=0.79741 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 = 0.0555873 Jy ! Component: 100 - total flux cleaned = 0.0849377 Jy ! Component: 150 - total flux cleaned = 0.102444 Jy ! Component: 200 - total flux cleaned = 0.11156 Jy ! Total flux subtracted in 200 components = 0.11156 Jy ! Clean residual min=-0.014951 max=0.017399 Jy/beam ! Clean residual mean=-0.000036 rms=0.004305 Jy/beam ! Combined flux in latest and established models = 0.982123 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 72 components and 0.982122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.174897Jy sigma=1.874732 ! Fit after self-cal, rms=0.174776Jy sigma=1.873184 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.429 x 11.21 at -12.98 degrees (North through East) ! Clean map min=-0.01463 max=0.7052 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.23 KP 1.05 ! LA 1.04 MK 1.03 NL 1.13 OV 0.99 ! PT 1.03 SC 0.89 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 1.18 KP 1.02 LA 0.96 ! NL 1.11 OV 0.95 PT 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 HN 1.25 KP 1.00 LA 0.89 ! MK 0.98 NL 0.99 OV 0.95 PT 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.92 HN 1.04 KP 0.96 LA 0.90 ! NL 1.06 PT 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.83 FD 0.91 HN 1.00 KP 0.89 ! LA 0.92 MK 0.97 NL 0.96 OV 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 FD 0.99 HN 1.26 KP 1.04 ! LA 1.03 MK 1.03 NL 1.14 OV 0.91 ! PT 1.05 SC 0.91 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 HN 1.19 KP 1.03 LA 0.96 ! NL 1.10 OV 0.88 PT 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.87 HN 1.26 KP 1.00 LA 0.89 ! MK 0.97 NL 1.03 OV 0.84 PT 1.03 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.91 HN 1.10 KP 0.94 LA 0.93 ! NL 0.65 PT 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.13 FD 0.88 HN 1.10 KP 0.88 ! LA 0.92 MK 0.95 NL 0.90 OV 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.22 KP 1.05 ! LA 1.04 MK 1.06 NL 1.16 OV 0.98 ! PT 1.05 SC 0.90 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 HN 1.20 KP 1.02 LA 0.95 ! NL 1.07 OV 0.93 PT 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 HN 1.28 KP 1.01 LA 0.88 ! MK 0.98 NL 1.01 OV 0.95 PT 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.92 HN 1.04 KP 0.97 LA 0.89 ! NL 0.92 PT 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.95 FD 0.99 HN 1.02 KP 0.90 ! LA 0.92 MK 0.97 NL 0.95 OV 0.93 ! ! ! Fit before self-cal, rms=0.174776Jy sigma=1.873184 ! Fit after self-cal, rms=0.145619Jy sigma=1.442237 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.464 mas, bmaj=11.04 mas, bpa=-12.97 degrees ! Estimated noise=0.804238 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 = -0.0138064 Jy ! Component: 100 - total flux cleaned = -0.0157223 Jy ! Component: 150 - total flux cleaned = -0.0172303 Jy ! Component: 200 - total flux cleaned = -0.0186946 Jy ! Total flux subtracted in 200 components = -0.0186946 Jy ! Clean residual min=-0.010762 max=0.014236 Jy/beam ! Clean residual mean=-0.000002 rms=0.002538 Jy/beam ! Combined flux in latest and established models = 0.963428 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 89 components and 0.963428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142567Jy sigma=1.404786 ! Fit after self-cal, rms=0.142638Jy sigma=1.403658 ! Inverting map ! Added new window around map position (12, -39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00742382 Jy ! Component: 100 - total flux cleaned = 0.00683954 Jy ! Component: 150 - total flux cleaned = 0.00660332 Jy ! Component: 200 - total flux cleaned = 0.00615693 Jy ! Total flux subtracted in 200 components = 0.00615693 Jy ! Clean residual min=-0.009491 max=0.013044 Jy/beam ! Clean residual mean=-0.000002 rms=0.002396 Jy/beam ! Combined flux in latest and established models = 0.969585 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 103 components and 0.969585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.141231Jy sigma=1.387401 ! Fit after self-cal, rms=0.141149Jy sigma=1.386048 ! 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=0.141149Jy sigma=1.386048 ! Fit after self-cal, rms=0.118184Jy sigma=1.137216 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.489 mas, bmaj=11.09 mas, bpa=-12.81 degrees ! Estimated noise=0.804359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00624702 Jy ! Component: 100 - total flux cleaned = -0.00826453 Jy ! Component: 150 - total flux cleaned = -0.00872011 Jy ! Component: 200 - total flux cleaned = -0.00872419 Jy ! Total flux subtracted in 200 components = -0.00872419 Jy ! Clean residual min=-0.006672 max=0.005986 Jy/beam ! Clean residual mean=0.000058 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.960861 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 118 components and 0.960861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117627Jy sigma=1.129667 ! Fit after self-cal, rms=0.117686Jy sigma=1.129254 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 = -0.000105946 Jy ! Component: 100 - total flux cleaned = -0.000103789 Jy ! Component: 150 - total flux cleaned = 1.04805e-05 Jy ! Component: 200 - total flux cleaned = 1.13953e-05 Jy ! Total flux subtracted in 200 components = 1.13953e-05 Jy ! Clean residual min=-0.006422 max=0.005957 Jy/beam ! Clean residual mean=0.000058 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 0.960872 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 133 components and 0.960872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117454Jy sigma=1.126664 ! Fit after self-cal, rms=0.117450Jy sigma=1.126542 ! 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=0.117450Jy sigma=1.126542 ! Fit after self-cal, rms=0.115780Jy sigma=1.046505 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.496 mas, bmaj=11.08 mas, bpa=-12.94 degrees ! Estimated noise=0.805686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00544418 Jy ! Component: 100 - total flux cleaned = -0.00695788 Jy ! Component: 150 - total flux cleaned = -0.00780311 Jy ! Component: 200 - total flux cleaned = -0.00780471 Jy ! Total flux subtracted in 200 components = -0.00780471 Jy ! Clean residual min=-0.005563 max=0.004185 Jy/beam ! Clean residual mean=0.000067 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.953067 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 140 components and 0.953067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115271Jy sigma=1.040506 ! Fit after self-cal, rms=0.115310Jy sigma=1.040253 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 = -0.000234423 Jy ! Component: 100 - total flux cleaned = -0.000341899 Jy ! Component: 150 - total flux cleaned = -0.000342876 Jy ! Component: 200 - total flux cleaned = -0.000257428 Jy ! Total flux subtracted in 200 components = -0.000257428 Jy ! Clean residual min=-0.005437 max=0.004142 Jy/beam ! Clean residual mean=0.000067 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.95281 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 153 components and 0.952809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115121Jy sigma=1.038150 ! Fit after self-cal, rms=0.115116Jy sigma=1.038006 ! 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=0.115116Jy sigma=1.038006 ! Fit after self-cal, rms=0.115867Jy sigma=1.035089 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.023 mas, bmaj=23.85 mas, bpa=-6.498 degrees ! Estimated noise=0.9806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00341183 Jy ! Component: 100 - total flux cleaned = -0.00375464 Jy ! Component: 150 - total flux cleaned = -0.00375831 Jy ! Component: 200 - total flux cleaned = -0.00376113 Jy ! Total flux subtracted in 200 components = -0.00376113 Jy ! Clean residual min=-0.004294 max=0.004274 Jy/beam ! Clean residual mean=0.000110 rms=0.001194 Jy/beam ! Combined flux in latest and established models = 0.949048 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 170 components and 0.949048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115756Jy sigma=1.034112 ! Fit after self-cal, rms=0.115754Jy sigma=1.033960 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 = -0.000213018 Jy ! Component: 100 - total flux cleaned = 7.00333e-06 Jy ! Component: 150 - total flux cleaned = 0.000199604 Jy ! Component: 200 - total flux cleaned = 0.000289257 Jy ! Total flux subtracted in 200 components = 0.000289257 Jy ! Clean residual min=-0.004170 max=0.004213 Jy/beam ! Clean residual mean=0.000111 rms=0.001191 Jy/beam ! Combined flux in latest and established models = 0.949337 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 180 components and 0.949337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115711Jy sigma=1.033649 ! Fit after self-cal, rms=0.115709Jy sigma=1.033594 ! 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=3.497 mas, bmaj=11.07 mas, bpa=-12.98 degrees ! Estimated noise=0.806228 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.497 x 11.07 at -12.98 degrees (North through East) ! Clean map min=-0.0047794 max=0.71721 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=0.115709Jy sigma=1.033594 ! Fit after self-cal, rms=0.124449Jy sigma=0.933651 ! Inverting map and beam ! Estimated beam: bmin=3.499 mas, bmaj=11.07 mas, bpa=-12.93 degrees ! Estimated noise=0.805618 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00360207 Jy ! Component: 100 - total flux cleaned = -0.00396132 Jy ! Component: 150 - total flux cleaned = -0.00426211 Jy ! Component: 200 - total flux cleaned = -0.00434871 Jy ! Total flux subtracted in 200 components = -0.00434871 Jy ! Clean residual min=-0.004297 max=0.003923 Jy/beam ! Clean residual mean=0.000058 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 0.944989 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 186 components and 0.944989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.124223Jy sigma=0.930491 ! Fit after self-cal, rms=0.124222Jy sigma=0.930356 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000164372 Jy ! Component: 100 - total flux cleaned = -8.86272e-05 Jy ! Component: 150 - total flux cleaned = -1.63825e-05 Jy ! Component: 200 - total flux cleaned = -1.67058e-05 Jy ! Total flux subtracted in 200 components = -1.67058e-05 Jy ! Clean residual min=-0.004207 max=0.003910 Jy/beam ! Clean residual mean=0.000058 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.944972 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 194 components and 0.944972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.124129Jy sigma=0.928992 ! Fit after self-cal, rms=0.124130Jy sigma=0.928898 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.124130Jy sigma=0.928898 ! Fit after self-cal, rms=0.127006Jy sigma=0.927841 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=2.529 mas, bmaj=8.376 mas, bpa=-12.76 degrees ! Estimated noise=1.16469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.526099 Jy ! Component: 100 - total flux cleaned = 0.665983 Jy ! Component: 150 - total flux cleaned = 0.742115 Jy ! Component: 200 - total flux cleaned = 0.789798 Jy ! Total flux subtracted in 200 components = 0.789798 Jy ! Clean residual min=-0.010081 max=0.025952 Jy/beam ! Clean residual mean=0.000016 rms=0.002447 Jy/beam ! Combined flux in latest and established models = 0.789798 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.789798 Jy ! Inverting map and beam ! Estimated beam: bmin=3.499 mas, bmaj=11.07 mas, bpa=-12.98 degrees ! Estimated noise=0.805639 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 = 0.0638282 Jy ! Component: 100 - total flux cleaned = 0.0954701 Jy ! Component: 150 - total flux cleaned = 0.113398 Jy ! Component: 200 - total flux cleaned = 0.124894 Jy ! Total flux subtracted in 200 components = 0.124894 Jy ! Clean residual min=-0.004119 max=0.007709 Jy/beam ! Clean residual mean=0.000066 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.914692 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 77 components and 0.914692 Jy ! Inverting map ! Added new window around map position (6, -19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00837996 Jy ! Component: 100 - total flux cleaned = 0.0139455 Jy ! Component: 150 - total flux cleaned = 0.0180246 Jy ! Component: 200 - total flux cleaned = 0.0211454 Jy ! Total flux subtracted in 200 components = 0.0211454 Jy ! Clean residual min=-0.003831 max=0.003870 Jy/beam ! Clean residual mean=0.000059 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.935837 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 109 components and 0.935837 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=8.048 mas, bmaj=23.89 mas, bpa=-6.517 degrees ! Estimated noise=0.978202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313563 Jy ! Component: 100 - total flux cleaned = 0.00516051 Jy ! Component: 150 - total flux cleaned = 0.00656905 Jy ! Component: 200 - total flux cleaned = 0.0071264 Jy ! Total flux subtracted in 200 components = 0.0071264 Jy ! Clean residual min=-0.003242 max=0.003738 Jy/beam ! Clean residual mean=0.000102 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 0.942964 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 = 0.000187074 Jy ! Component: 100 - total flux cleaned = 0.000359088 Jy ! Component: 150 - total flux cleaned = 0.000516104 Jy ! Component: 200 - total flux cleaned = 0.000604256 Jy ! Total flux subtracted in 200 components = 0.000604256 Jy ! Clean residual min=-0.003196 max=0.003726 Jy/beam ! Clean residual mean=0.000102 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 0.943568 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 149 components and 0.943568 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.499 mas, bmaj=11.07 mas, bpa=-12.98 degrees ! Estimated noise=0.805639 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000775959 Jy ! Component: 100 - total flux cleaned = -0.000649926 Jy ! Component: 150 - total flux cleaned = -0.000532154 Jy ! Component: 200 - total flux cleaned = -0.000475758 Jy ! Total flux subtracted in 200 components = -0.000475758 Jy ! Clean residual min=-0.003892 max=0.003399 Jy/beam ! Clean residual mean=0.000057 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.943092 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 167 components and 0.943093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.127277Jy sigma=0.922986 ! Fit after self-cal, rms=0.126750Jy sigma=0.922109 wmodel J0648-3044_S_b_map.mod ! Writing 167 model components to file: J0648-3044_S_b_map.mod wobs J0648-3044_S_b_uvs.fits ! Writing UV FITS file: J0648-3044_S_b_uvs.fits wwins J0648-3044_S_b_map.win ! wwins: Wrote 5 windows to J0648-3044_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 = -4.29571e-05 Jy ! Component: 100 - total flux cleaned = 0.000194279 Jy ! Component: 150 - total flux cleaned = 0.00064367 Jy ! Component: 200 - total flux cleaned = 0.00118234 Jy ! Component: 250 - total flux cleaned = 0.0017018 Jy ! Component: 300 - total flux cleaned = 0.00215411 Jy ! Component: 350 - total flux cleaned = 0.00240036 Jy ! Component: 400 - total flux cleaned = 0.00268963 Jy ! Component: 450 - total flux cleaned = 0.00302044 Jy ! Component: 500 - total flux cleaned = 0.00320596 Jy ! Component: 550 - total flux cleaned = 0.00320567 Jy ! Component: 600 - total flux cleaned = 0.00334113 Jy ! Component: 650 - total flux cleaned = 0.00338571 Jy ! Component: 700 - total flux cleaned = 0.00343035 Jy ! Component: 750 - total flux cleaned = 0.00364783 Jy ! Component: 800 - total flux cleaned = 0.00364751 Jy ! Component: 850 - total flux cleaned = 0.00381807 Jy ! Component: 900 - total flux cleaned = 0.00386017 Jy ! Component: 950 - total flux cleaned = 0.00402756 Jy ! Component: 1000 - total flux cleaned = 0.00427507 Jy ! Component: 1050 - total flux cleaned = 0.00427464 Jy ! Component: 1100 - total flux cleaned = 0.00443747 Jy ! Component: 1150 - total flux cleaned = 0.0047185 Jy ! Component: 1200 - total flux cleaned = 0.0047979 Jy ! Component: 1250 - total flux cleaned = 0.00499557 Jy ! Component: 1300 - total flux cleaned = 0.00526974 Jy ! Component: 1350 - total flux cleaned = 0.0053861 Jy ! Component: 1400 - total flux cleaned = 0.00569449 Jy ! Component: 1450 - total flux cleaned = 0.00580893 Jy ! Component: 1500 - total flux cleaned = 0.00596063 Jy ! Component: 1550 - total flux cleaned = 0.00603606 Jy ! Component: 1600 - total flux cleaned = 0.00622377 Jy ! Component: 1650 - total flux cleaned = 0.0063355 Jy ! Component: 1700 - total flux cleaned = 0.00652051 Jy ! Component: 1750 - total flux cleaned = 0.00644656 Jy ! Component: 1800 - total flux cleaned = 0.00662981 Jy ! Component: 1850 - total flux cleaned = 0.00662994 Jy ! Component: 1900 - total flux cleaned = 0.00684701 Jy ! Component: 1950 - total flux cleaned = 0.00706253 Jy ! Component: 2000 - total flux cleaned = 0.00702664 Jy ! Component: 2050 - total flux cleaned = 0.00716905 Jy ! Component: 2100 - total flux cleaned = 0.00738122 Jy ! Component: 2150 - total flux cleaned = 0.00755722 Jy ! Component: 2200 - total flux cleaned = 0.00769737 Jy ! Component: 2250 - total flux cleaned = 0.00790618 Jy ! Component: 2300 - total flux cleaned = 0.00797555 Jy ! Component: 2350 - total flux cleaned = 0.00814761 Jy ! Component: 2400 - total flux cleaned = 0.00821602 Jy ! Component: 2450 - total flux cleaned = 0.00835236 Jy ! Component: 2500 - total flux cleaned = 0.00852218 Jy ! Component: 2550 - total flux cleaned = 0.00865684 Jy ! Component: 2600 - total flux cleaned = 0.00872432 Jy ! Component: 2650 - total flux cleaned = 0.00879156 Jy ! Component: 2700 - total flux cleaned = 0.0088914 Jy ! Component: 2750 - total flux cleaned = 0.00905719 Jy ! Component: 2800 - total flux cleaned = 0.00925484 Jy ! Component: 2850 - total flux cleaned = 0.00922163 Jy ! Component: 2900 - total flux cleaned = 0.00935213 Jy ! Component: 2950 - total flux cleaned = 0.00931997 Jy ! Component: 3000 - total flux cleaned = 0.00951418 Jy ! Component: 3050 - total flux cleaned = 0.00954667 Jy ! Component: 3100 - total flux cleaned = 0.00977105 Jy ! Component: 3150 - total flux cleaned = 0.00983476 Jy ! Component: 3200 - total flux cleaned = 0.0098349 Jy ! Component: 3250 - total flux cleaned = 0.0099615 Jy ! Component: 3300 - total flux cleaned = 0.0101506 Jy ! Component: 3350 - total flux cleaned = 0.010276 Jy ! Component: 3400 - total flux cleaned = 0.0103384 Jy ! Component: 3450 - total flux cleaned = 0.0104004 Jy ! Component: 3500 - total flux cleaned = 0.0104005 Jy ! Component: 3550 - total flux cleaned = 0.010462 Jy ! Component: 3600 - total flux cleaned = 0.0106465 Jy ! Component: 3650 - total flux cleaned = 0.0107076 Jy ! Component: 3700 - total flux cleaned = 0.0106771 Jy ! Component: 3750 - total flux cleaned = 0.0108286 Jy ! Component: 3800 - total flux cleaned = 0.0108586 Jy ! Component: 3850 - total flux cleaned = 0.0109489 Jy ! Component: 3900 - total flux cleaned = 0.0108592 Jy ! Component: 3950 - total flux cleaned = 0.010919 Jy ! Component: 4000 - total flux cleaned = 0.0110975 Jy ! Component: 4050 - total flux cleaned = 0.0111272 Jy ! Total flux subtracted in 4096 components = 0.0111272 Jy ! Clean residual min=-0.001896 max=0.001606 Jy/beam ! Clean residual mean=0.000040 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.95422 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 491 components and 0.95422 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0648-3044_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.499 x 11.07 at -12.98 degrees (North through East) ! Clean map min=-0.0034502 max=0.72924 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0648-3044_S_b_map.fits wmodel /vlbi/uf001/uvm//J0648-3044_S_b_map.mod ! Writing 491 model components to file: /vlbi/uf001/uvm//J0648-3044_S_b_map.mod wobs /vlbi/uf001/uvm//J0648-3044_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0648-3044_S_b_uvs.fits wwins /vlbi/uf001/uvm//J0648-3044_S_b_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J0648-3044_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.729243 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000599685 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.246702 0.246702 0.493403 0.986806 1.97361 3.94723 7.89445 15.7889 31.5778 63.1556 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.729 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1216.04 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0648-3044_S_b_dfm.log closed on Sun Jan 13 20:57:42 2019