! Started logfile: /vlbi/bs262/maps//J0232+0726_C_20180501_dfm.log on Mon Jun 4 23:14:16 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 /vlbi/bs262/maps//J0232+0726_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0232+0726_C_20180501_uva.fits ! AN table 1: 41 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.984417 visibilities/baseline/integration-bin. ! Found source: J0232+0726 ! ! 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 3 lines of history. ! ! Reading 11624 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 J0232+0726_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. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001971Jy sigma=22.251017 ! Fit after self-cal, rms=0.941249Jy sigma=20.939941 ! 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=1.294 mas, bmaj=3.295 mas, bpa=5.203 degrees ! Estimated noise=0.533683 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 = 0.0375544 Jy ! Component: 100 - total flux cleaned = 0.0532131 Jy ! Total flux subtracted in 100 components = 0.0532131 Jy ! Clean residual min=-0.011724 max=0.023497 Jy/beam ! Clean residual mean=0.000003 rms=0.002445 Jy/beam ! Combined flux in latest and established models = 0.0532131 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0532131 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=0.071721Jy sigma=1.492625 ! Fit after self-cal, rms=0.070496Jy sigma=1.463766 ! Inverting map ! Added new window around map position (-7.8, 14.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211943 Jy ! Component: 100 - total flux cleaned = 0.0310191 Jy ! Total flux subtracted in 100 components = 0.0310191 Jy ! Clean residual min=-0.008890 max=0.013885 Jy/beam ! Clean residual mean=-0.000001 rms=0.001985 Jy/beam ! Combined flux in latest and established models = 0.0842321 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.0842321 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=0.061049Jy sigma=1.260597 ! Fit after self-cal, rms=0.059588Jy sigma=1.225341 ! Inverting map ! Added new window around map position (7.5, -48). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145434 Jy ! Component: 100 - total flux cleaned = 0.0236313 Jy ! Total flux subtracted in 100 components = 0.0236313 Jy ! Clean residual min=-0.007519 max=0.011277 Jy/beam ! Clean residual mean=-0.000005 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 0.107863 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 36 components and 0.107863 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=0.054015Jy sigma=1.100134 ! Fit after self-cal, rms=0.053483Jy sigma=1.086181 ! 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=1.646 mas, bmaj=3.745 mas, bpa=2.698 degrees ! Estimated noise=0.310957 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 = 0.0148049 Jy ! Component: 100 - total flux cleaned = 0.0252804 Jy ! Component: 150 - total flux cleaned = 0.0332435 Jy ! Component: 200 - total flux cleaned = 0.0394922 Jy ! Total flux subtracted in 200 components = 0.0394922 Jy ! Clean residual min=-0.006955 max=0.010603 Jy/beam ! Clean residual mean=-0.000004 rms=0.002217 Jy/beam ! Combined flux in latest and established models = 0.147356 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 62 components and 0.147356 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=0.047496Jy sigma=0.954394 ! Fit after self-cal, rms=0.047246Jy sigma=0.946658 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.646 x 3.745 at 2.698 degrees (North through East) ! Clean map min=-0.0076266 max=0.050134 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.93 HN 2.42 KP 0.68 ! LA 0.99 MK 1.01 NL 1.12 OV 1.53 ! SC 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 2.25 KP 0.73 ! LA 0.74 MK 0.96 NL 0.79 OV 0.73 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.02 HN 2.73 KP 0.76 ! LA 0.80 MK 0.95 NL 1.03 OV 0.87 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 2.39 KP 0.78 ! LA 0.87 MK 1.11 NL 0.85 OV 0.94 ! SC 1.09 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.52 FD 1.00 HN 2.39 KP 0.83 ! LA 0.90 MK 1.02 NL 1.10 OV 0.96 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.26 HN 2.33 KP 0.86 ! LA 0.86 MK 1.01 NL 1.01 OV 0.90 ! SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.08 HN 2.42 KP 0.90 ! LA 0.81 MK 0.99 NL 1.00 OV 0.94 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 2.57 KP 0.85 ! LA 0.88 MK 0.95 NL 0.96 OV 0.94 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.047246Jy sigma=0.946658 ! Fit after self-cal, rms=0.055412Jy sigma=0.793197 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.726 mas, bmaj=3.866 mas, bpa=5.571 degrees ! Estimated noise=0.32339 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 (8.4, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359586 Jy ! Component: 100 - total flux cleaned = 0.00539383 Jy ! Component: 150 - total flux cleaned = 0.00616885 Jy ! Component: 200 - total flux cleaned = 0.00634304 Jy ! Total flux subtracted in 200 components = 0.00634304 Jy ! Clean residual min=-0.003417 max=0.004290 Jy/beam ! Clean residual mean=-0.000005 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.153699 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 86 components and 0.153699 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=0.054680Jy sigma=0.767124 ! Fit after self-cal, rms=0.054861Jy sigma=0.763637 ! Inverting map ! Added new window around map position (-18, 24.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00285239 Jy ! Component: 100 - total flux cleaned = 0.00370798 Jy ! Component: 150 - total flux cleaned = 0.00371355 Jy ! Component: 200 - total flux cleaned = 0.00371106 Jy ! Total flux subtracted in 200 components = 0.00371106 Jy ! Clean residual min=-0.002775 max=0.003407 Jy/beam ! Clean residual mean=-0.000005 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.15741 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 107 components and 0.15741 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=0.054492Jy sigma=0.751440 ! Fit after self-cal, rms=0.054444Jy sigma=0.750663 ! Inverting map ! Added new window around map position (10.8, -53.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214392 Jy ! Component: 100 - total flux cleaned = 0.00246605 Jy ! Component: 150 - total flux cleaned = 0.00233252 Jy ! Component: 200 - total flux cleaned = 0.00227317 Jy ! Total flux subtracted in 200 components = 0.00227317 Jy ! Clean residual min=-0.002414 max=0.002489 Jy/beam ! Clean residual mean=-0.000004 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.159683 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 135 components and 0.159683 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=0.054208Jy sigma=0.743855 ! Fit after self-cal, rms=0.054209Jy sigma=0.743611 ! 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=0.054209Jy sigma=0.743611 ! Fit after self-cal, rms=0.057100Jy sigma=0.741529 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.728 mas, bmaj=3.878 mas, bpa=5.454 degrees ! Estimated noise=0.324849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000178049 Jy ! Component: 100 - total flux cleaned = 0.000281926 Jy ! Component: 150 - total flux cleaned = 0.000231438 Jy ! Component: 200 - total flux cleaned = 0.000139972 Jy ! Total flux subtracted in 200 components = 0.000139972 Jy ! Clean residual min=-0.002263 max=0.002157 Jy/beam ! Clean residual mean=-0.000003 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.159823 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 154 components and 0.159823 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=0.056997Jy sigma=0.738431 ! Fit after self-cal, rms=0.057002Jy sigma=0.738316 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 = -0.000146108 Jy ! Component: 100 - total flux cleaned = -0.000186094 Jy ! Component: 150 - total flux cleaned = -0.000224842 Jy ! Component: 200 - total flux cleaned = -0.000328787 Jy ! Total flux subtracted in 200 components = -0.000328787 Jy ! Clean residual min=-0.002133 max=0.001930 Jy/beam ! Clean residual mean=-0.000003 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.159494 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 169 components and 0.159494 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=0.056951Jy sigma=0.736944 ! Fit after self-cal, rms=0.056946Jy sigma=0.736914 ! 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=0.056946Jy sigma=0.736914 ! Fit after self-cal, rms=0.067938Jy sigma=0.733470 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.739 mas, bmaj=3.897 mas, bpa=5.958 degrees ! Estimated noise=0.331482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000387014 Jy ! Component: 100 - total flux cleaned = 0.000675574 Jy ! Component: 150 - total flux cleaned = 0.000677574 Jy ! Component: 200 - total flux cleaned = 0.000723777 Jy ! Total flux subtracted in 200 components = 0.000723777 Jy ! Clean residual min=-0.001938 max=0.001650 Jy/beam ! Clean residual mean=-0.000003 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.160218 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 188 components and 0.160218 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=0.067781Jy sigma=0.731600 ! Fit after self-cal, rms=0.067799Jy sigma=0.731415 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 = 3.57898e-05 Jy ! Component: 100 - total flux cleaned = 3.51637e-05 Jy ! Component: 150 - total flux cleaned = -5.05084e-06 Jy ! Component: 200 - total flux cleaned = -0.000113853 Jy ! Total flux subtracted in 200 components = -0.000113853 Jy ! Clean residual min=-0.001857 max=0.001544 Jy/beam ! Clean residual mean=-0.000003 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.160104 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 206 components and 0.160104 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=0.067716Jy sigma=0.730465 ! Fit after self-cal, rms=0.067709Jy sigma=0.730384 ! 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=0.067709Jy sigma=0.730384 ! Fit after self-cal, rms=0.066635Jy sigma=0.728305 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.671 mas, bmaj=5.596 mas, bpa=-7.078 degrees ! Estimated noise=0.375778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190292 Jy ! Component: 100 - total flux cleaned = -2.57127e-05 Jy ! Component: 150 - total flux cleaned = -0.000306185 Jy ! Component: 200 - total flux cleaned = -0.000446901 Jy ! Total flux subtracted in 200 components = -0.000446901 Jy ! Clean residual min=-0.001901 max=0.001858 Jy/beam ! Clean residual mean=-0.000002 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.159657 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 224 components and 0.159657 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=0.066607Jy sigma=0.727880 ! Fit after self-cal, rms=0.066599Jy sigma=0.727743 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 (15.3, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000817978 Jy ! Component: 100 - total flux cleaned = 0.000910325 Jy ! Component: 150 - total flux cleaned = 0.000804714 Jy ! Component: 200 - total flux cleaned = 0.00074414 Jy ! Total flux subtracted in 200 components = 0.00074414 Jy ! Clean residual min=-0.001390 max=0.001065 Jy/beam ! Clean residual mean=-0.000004 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.160401 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 269 components and 0.160401 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=0.066564Jy sigma=0.725921 ! Fit after self-cal, rms=0.066554Jy sigma=0.725755 ! 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=1.741 mas, bmaj=3.902 mas, bpa=5.74 degrees ! Estimated noise=0.330727 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.741 x 3.902 at 5.74 degrees (North through East) ! Clean map min=-0.0015808 max=0.051495 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=1.32 mas, bmaj=3.418 mas, bpa=8.472 degrees ! Estimated noise=0.604211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.047706 Jy ! Component: 100 - total flux cleaned = 0.0743955 Jy ! Component: 150 - total flux cleaned = 0.0906687 Jy ! Component: 200 - total flux cleaned = 0.101528 Jy ! Total flux subtracted in 200 components = 0.101528 Jy ! Clean residual min=-0.005417 max=0.006836 Jy/beam ! Clean residual mean=-0.000007 rms=0.001242 Jy/beam ! Combined flux in latest and established models = 0.101528 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.101528 Jy ! Inverting map and beam ! Estimated beam: bmin=1.741 mas, bmaj=3.902 mas, bpa=5.74 degrees ! Estimated noise=0.330727 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 = 0.0139421 Jy ! Component: 100 - total flux cleaned = 0.0229825 Jy ! Component: 150 - total flux cleaned = 0.0298685 Jy ! Component: 200 - total flux cleaned = 0.0351844 Jy ! Total flux subtracted in 200 components = 0.0351844 Jy ! Clean residual min=-0.003599 max=0.004893 Jy/beam ! Clean residual mean=-0.000006 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.136712 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 61 components and 0.136712 Jy ! Inverting map ! Added new window around map position (-1.8, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488474 Jy ! Component: 100 - total flux cleaned = 0.00848122 Jy ! Component: 150 - total flux cleaned = 0.0110765 Jy ! Component: 200 - total flux cleaned = 0.012378 Jy ! Total flux subtracted in 200 components = 0.012378 Jy ! Clean residual min=-0.002610 max=0.003200 Jy/beam ! Clean residual mean=-0.000004 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.14909 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 95 components and 0.14909 Jy ! Inverting map ! Added new window around map position (1.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274317 Jy ! Component: 100 - total flux cleaned = 0.00350135 Jy ! Component: 150 - total flux cleaned = 0.00392288 Jy ! Component: 200 - total flux cleaned = 0.00435842 Jy ! Total flux subtracted in 200 components = 0.00435842 Jy ! Clean residual min=-0.001797 max=0.001615 Jy/beam ! Clean residual mean=-0.000002 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.153449 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 127 components and 0.153449 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=3.671 mas, bmaj=5.596 mas, bpa=-7.078 degrees ! Estimated noise=0.375778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126396 Jy ! Component: 100 - total flux cleaned = 0.0017676 Jy ! Component: 150 - total flux cleaned = 0.0021935 Jy ! Component: 200 - total flux cleaned = 0.0024856 Jy ! Total flux subtracted in 200 components = 0.0024856 Jy ! Clean residual min=-0.001452 max=0.001208 Jy/beam ! Clean residual mean=-0.000003 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.155934 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 = 0.000298182 Jy ! Component: 100 - total flux cleaned = 0.000399455 Jy ! Component: 150 - total flux cleaned = 0.000431811 Jy ! Component: 200 - total flux cleaned = 0.00040304 Jy ! Total flux subtracted in 200 components = 0.00040304 Jy ! Clean residual min=-0.001256 max=0.001141 Jy/beam ! Clean residual mean=-0.000002 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.156337 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 193 components and 0.156337 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.741 mas, bmaj=3.902 mas, bpa=5.74 degrees ! Estimated noise=0.330727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000558468 Jy ! Component: 100 - total flux cleaned = -0.000847892 Jy ! Component: 150 - total flux cleaned = -0.000997314 Jy ! Component: 200 - total flux cleaned = -0.0012799 Jy ! Total flux subtracted in 200 components = -0.0012799 Jy ! Clean residual min=-0.001394 max=0.001294 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.155057 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 222 components and 0.155057 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=0.066518Jy sigma=0.725746 ! Fit after self-cal, rms=0.066433Jy sigma=0.724412 wmodel J0232+0726_C_map.mod ! Writing 222 model components to file: J0232+0726_C_map.mod wobs J0232+0726_C_uvs.fits ! Writing UV FITS file: J0232+0726_C_uvs.fits wwins J0232+0726_C_map.win ! wwins: Wrote 9 windows to J0232+0726_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 = -0.000335929 Jy ! Component: 100 - total flux cleaned = -0.000247888 Jy ! Component: 150 - total flux cleaned = -0.000247822 Jy ! Component: 200 - total flux cleaned = -0.000308406 Jy ! Component: 250 - total flux cleaned = -0.000386108 Jy ! Component: 300 - total flux cleaned = -0.000461528 Jy ! Component: 350 - total flux cleaned = -0.000461786 Jy ! Component: 400 - total flux cleaned = -0.000515733 Jy ! Component: 450 - total flux cleaned = -0.000550453 Jy ! Component: 500 - total flux cleaned = -0.000584824 Jy ! Component: 550 - total flux cleaned = -0.000669321 Jy ! Component: 600 - total flux cleaned = -0.000702624 Jy ! Component: 650 - total flux cleaned = -0.000784085 Jy ! Component: 700 - total flux cleaned = -0.000815781 Jy ! Component: 750 - total flux cleaned = -0.000862984 Jy ! Component: 800 - total flux cleaned = -0.000847247 Jy ! Component: 850 - total flux cleaned = -0.000801112 Jy ! Component: 900 - total flux cleaned = -0.000831739 Jy ! Component: 950 - total flux cleaned = -0.000876694 Jy ! Component: 1000 - total flux cleaned = -0.000847367 Jy ! Component: 1050 - total flux cleaned = -0.000891462 Jy ! Component: 1100 - total flux cleaned = -0.000920469 Jy ! Component: 1150 - total flux cleaned = -0.000920657 Jy ! Component: 1200 - total flux cleaned = -0.000934624 Jy ! Component: 1250 - total flux cleaned = -0.000976566 Jy ! Component: 1300 - total flux cleaned = -0.000948863 Jy ! Component: 1350 - total flux cleaned = -0.000907971 Jy ! Component: 1400 - total flux cleaned = -0.000921495 Jy ! Component: 1450 - total flux cleaned = -0.000921577 Jy ! Component: 1500 - total flux cleaned = -0.000947964 Jy ! Component: 1550 - total flux cleaned = -0.000934633 Jy ! Component: 1600 - total flux cleaned = -0.000934708 Jy ! Component: 1650 - total flux cleaned = -0.000921677 Jy ! Component: 1700 - total flux cleaned = -0.000921541 Jy ! Component: 1750 - total flux cleaned = -0.000921445 Jy ! Component: 1800 - total flux cleaned = -0.000971713 Jy ! Component: 1850 - total flux cleaned = -0.000959056 Jy ! Component: 1900 - total flux cleaned = -0.000983795 Jy ! Component: 1950 - total flux cleaned = -0.000971428 Jy ! Component: 2000 - total flux cleaned = -0.000959221 Jy ! Component: 2050 - total flux cleaned = -0.000923024 Jy ! Component: 2100 - total flux cleaned = -0.000911084 Jy ! Component: 2150 - total flux cleaned = -0.000923038 Jy ! Component: 2200 - total flux cleaned = -0.000887528 Jy ! Component: 2250 - total flux cleaned = -0.000910914 Jy ! Component: 2300 - total flux cleaned = -0.000852706 Jy ! Component: 2350 - total flux cleaned = -0.000806514 Jy ! Component: 2400 - total flux cleaned = -0.000783592 Jy ! Component: 2450 - total flux cleaned = -0.000783573 Jy ! Component: 2500 - total flux cleaned = -0.000749667 Jy ! Component: 2550 - total flux cleaned = -0.000738496 Jy ! Component: 2600 - total flux cleaned = -0.0007275 Jy ! Component: 2650 - total flux cleaned = -0.000716412 Jy ! Component: 2700 - total flux cleaned = -0.000661317 Jy ! Component: 2750 - total flux cleaned = -0.000672299 Jy ! Component: 2800 - total flux cleaned = -0.000650487 Jy ! Component: 2850 - total flux cleaned = -0.000650487 Jy ! Component: 2900 - total flux cleaned = -0.000586088 Jy ! Component: 2950 - total flux cleaned = -0.000660928 Jy ! Component: 3000 - total flux cleaned = -0.000597104 Jy ! Component: 3050 - total flux cleaned = -0.000565484 Jy ! Component: 3100 - total flux cleaned = -0.000586549 Jy ! Component: 3150 - total flux cleaned = -0.00055525 Jy ! Component: 3200 - total flux cleaned = -0.000513723 Jy ! Component: 3250 - total flux cleaned = -0.000513762 Jy ! Component: 3300 - total flux cleaned = -0.00049316 Jy ! Component: 3350 - total flux cleaned = -0.000442105 Jy ! Component: 3400 - total flux cleaned = -0.000442127 Jy ! Component: 3450 - total flux cleaned = -0.000401671 Jy ! Component: 3500 - total flux cleaned = -0.000411648 Jy ! Component: 3550 - total flux cleaned = -0.000401515 Jy ! Component: 3600 - total flux cleaned = -0.000311991 Jy ! Component: 3650 - total flux cleaned = -0.00031197 Jy ! Component: 3700 - total flux cleaned = -0.000351341 Jy ! Component: 3750 - total flux cleaned = -0.000262938 Jy ! Component: 3800 - total flux cleaned = -0.000263057 Jy ! Component: 3850 - total flux cleaned = -0.000243604 Jy ! Component: 3900 - total flux cleaned = -0.000224263 Jy ! Component: 3950 - total flux cleaned = -0.000185758 Jy ! Component: 4000 - total flux cleaned = -0.000128302 Jy ! Component: 4050 - total flux cleaned = -0.000137863 Jy ! Total flux subtracted in 4096 components = -0.000118898 Jy ! Clean residual min=-0.000624 max=0.000533 Jy/beam ! Clean residual mean=0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.154938 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 496 components and 0.154938 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0232+0726_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.741 x 3.902 at 5.74 degrees (North through East) ! Clean map min=-0.0013811 max=0.051951 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0232+0726_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0232+0726_C_20180501_map.mod ! Writing 496 model components to file: /vlbi/bs262/maps//J0232+0726_C_20180501_map.mod wobs /vlbi/bs262/maps//J0232+0726_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0232+0726_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0232+0726_C_20180501_map.win ! wwins: Wrote 10 windows to /vlbi/bs262/maps//J0232+0726_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0519514 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000167883 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.96946 0.96946 1.93892 3.87784 7.75568 15.5114 31.0227 62.0454 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.051 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 309.45 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0232+0726_C_20180501_dfm.log closed on Mon Jun 4 23:14:21 2018