! Started logfile: /vlbi/bs262/maps//J0431+7403_C_20180503_dfm.log on Mon Jun 4 23:16:18 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//J0431+7403_C_20180503_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0431+7403_C_20180503_uva.fits ! AN table 1: 91 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0431+7403 ! ! 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 32760 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 J0431+7403_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=1.001261Jy sigma=25.478630 ! Fit after self-cal, rms=0.985621Jy sigma=25.084890 ! 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=1.121 mas, bmaj=5.387 mas, bpa=-32.65 degrees ! Estimated noise=0.40985 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 = 0.0103692 Jy ! Component: 100 - total flux cleaned = 0.012667 Jy ! Total flux subtracted in 100 components = 0.012667 Jy ! Clean residual min=-0.001207 max=0.001304 Jy/beam ! Clean residual mean=0.000002 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.012667 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.012667 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=0.031331Jy sigma=0.744422 ! Fit after self-cal, rms=0.029548Jy sigma=0.696696 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403598 Jy ! Component: 100 - total flux cleaned = 0.00521761 Jy ! Total flux subtracted in 100 components = 0.00521761 Jy ! Clean residual min=-0.001149 max=0.001164 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0178846 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.0178846 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=0.028853Jy sigma=0.678534 ! Fit after self-cal, rms=0.028846Jy sigma=0.678460 ! 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=1.607 mas, bmaj=5.479 mas, bpa=-33.71 degrees ! Estimated noise=0.157091 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 = 0.00171411 Jy ! Component: 100 - total flux cleaned = 0.00265296 Jy ! Component: 150 - total flux cleaned = 0.00330488 Jy ! Component: 200 - total flux cleaned = 0.00377621 Jy ! Total flux subtracted in 200 components = 0.00377621 Jy ! Clean residual min=-0.000727 max=0.000701 Jy/beam ! Clean residual mean=0.000003 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0216609 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 46 components and 0.0216609 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=0.028735Jy sigma=0.675651 ! Fit after self-cal, rms=0.028732Jy sigma=0.675445 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.607 x 5.479 at -33.71 degrees (North through East) ! Clean map min=-0.0006889 max=0.018615 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.83 HN 0.98 KP 0.96 ! LA 1.07 MK 1.01 NL 1.08 OV 0.98 ! PT 0.93 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.88 HN 1.01 KP 1.03 ! LA 1.02 MK 0.93 NL 1.01 OV 1.03 ! PT 0.84 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 0.92 KP 1.06 ! LA 0.92 MK 0.94 NL 0.98 OV 1.00 ! PT 1.04 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 0.94 KP 0.99 ! LA 1.09 MK 1.02 NL 0.90 OV 1.07 ! PT 0.81 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 1.00 KP 0.93 ! LA 1.07 MK 1.10 NL 0.99 OV 1.11 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.90 HN 0.99 KP 0.96 ! LA 1.03 MK 1.02 NL 1.14 OV 1.02 ! PT 0.93 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.91 HN 1.07 KP 0.97 ! LA 1.09 MK 0.98 NL 1.11 OV 1.03 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 1.04 KP 0.97 ! LA 1.07 MK 1.03 NL 0.98 OV 1.07 ! PT 0.92 SC 1.08 ! ! ! Fit before self-cal, rms=0.028732Jy sigma=0.675445 ! Fit after self-cal, rms=0.028372Jy sigma=0.673492 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.619 mas, bmaj=5.467 mas, bpa=-33.81 degrees ! Estimated noise=0.155698 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 = 0.000298399 Jy ! Component: 100 - total flux cleaned = 0.000282635 Jy ! Component: 150 - total flux cleaned = 0.00025887 Jy ! Component: 200 - total flux cleaned = 0.000246743 Jy ! Total flux subtracted in 200 components = 0.000246743 Jy ! Clean residual min=-0.000530 max=0.000474 Jy/beam ! Clean residual mean=0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0219076 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.0219076 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=0.028368Jy sigma=0.673405 ! Fit after self-cal, rms=0.028400Jy sigma=0.672905 ! 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=0.028400Jy sigma=0.672905 ! Fit after self-cal, rms=0.028494Jy sigma=0.672835 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.617 mas, bmaj=5.459 mas, bpa=-33.88 degrees ! Estimated noise=0.155848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000169356 Jy ! Component: 100 - total flux cleaned = 0.000180921 Jy ! Component: 150 - total flux cleaned = 0.000177194 Jy ! Component: 200 - total flux cleaned = 0.000170192 Jy ! Total flux subtracted in 200 components = 0.000170192 Jy ! Clean residual min=-0.000523 max=0.000480 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0220778 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.0220778 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=0.028491Jy sigma=0.672795 ! Fit after self-cal, rms=0.028501Jy sigma=0.672768 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 = 2.20642e-05 Jy ! Component: 100 - total flux cleaned = 7.49039e-06 Jy ! Component: 150 - total flux cleaned = -1.97965e-06 Jy ! Component: 200 - total flux cleaned = -1.04148e-05 Jy ! Total flux subtracted in 200 components = -1.04148e-05 Jy ! Clean residual min=-0.000528 max=0.000485 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0220674 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 0.0220674 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=0.028501Jy sigma=0.672748 ! Fit after self-cal, rms=0.028501Jy sigma=0.672744 ! 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=0.028501Jy sigma=0.672744 ! Fit after self-cal, rms=0.028509Jy sigma=0.672729 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.613 mas, bmaj=5.455 mas, bpa=-33.94 degrees ! Estimated noise=0.155972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000109937 Jy ! Component: 100 - total flux cleaned = 0.000128006 Jy ! Component: 150 - total flux cleaned = 0.00011897 Jy ! Component: 200 - total flux cleaned = 0.000111169 Jy ! Total flux subtracted in 200 components = 0.000111169 Jy ! Clean residual min=-0.000523 max=0.000467 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0221785 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 87 components and 0.0221785 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=0.028508Jy sigma=0.672711 ! Fit after self-cal, rms=0.028509Jy sigma=0.672706 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 = 5.98732e-07 Jy ! Component: 100 - total flux cleaned = -7.34637e-06 Jy ! Component: 150 - total flux cleaned = -1.44694e-05 Jy ! Component: 200 - total flux cleaned = -2.10022e-05 Jy ! Total flux subtracted in 200 components = -2.10022e-05 Jy ! Clean residual min=-0.000524 max=0.000469 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0221575 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 90 components and 0.0221575 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=0.028509Jy sigma=0.672695 ! Fit after self-cal, rms=0.028509Jy sigma=0.672686 ! 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=0.028509Jy sigma=0.672686 ! Fit after self-cal, rms=0.028518Jy sigma=0.672678 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.583 mas, bmaj=6.02 mas, bpa=-39.96 degrees ! Estimated noise=0.191358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.661e-05 Jy ! Component: 100 - total flux cleaned = 7.43652e-05 Jy ! Component: 150 - total flux cleaned = 8.06743e-05 Jy ! Component: 200 - total flux cleaned = 8.61037e-05 Jy ! Total flux subtracted in 200 components = 8.61037e-05 Jy ! Clean residual min=-0.000577 max=0.000563 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0222437 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 106 components and 0.0222437 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=0.028518Jy sigma=0.672677 ! Fit after self-cal, rms=0.028518Jy sigma=0.672672 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 = -2.86708e-06 Jy ! Component: 100 - total flux cleaned = 1.11334e-09 Jy ! Component: 150 - total flux cleaned = 2.37088e-06 Jy ! Component: 200 - total flux cleaned = 4.41209e-06 Jy ! Total flux subtracted in 200 components = 4.41209e-06 Jy ! Clean residual min=-0.000573 max=0.000565 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0222481 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 0.0222481 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=0.028518Jy sigma=0.672671 ! Fit after self-cal, rms=0.028518Jy sigma=0.672667 ! 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=1.609 mas, bmaj=5.453 mas, bpa=-33.97 degrees ! Estimated noise=0.156142 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.609 x 5.453 at -33.97 degrees (North through East) ! Clean map min=-0.0004941 max=0.018482 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=1.124 mas, bmaj=5.32 mas, bpa=-32.84 degrees ! Estimated noise=0.411273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138494 Jy ! Component: 100 - total flux cleaned = 0.0169636 Jy ! Component: 150 - total flux cleaned = 0.0182784 Jy ! Component: 200 - total flux cleaned = 0.0191314 Jy ! Total flux subtracted in 200 components = 0.0191314 Jy ! Clean residual min=-0.001072 max=0.001071 Jy/beam ! Clean residual mean=0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0191314 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0191314 Jy ! Inverting map and beam ! Estimated beam: bmin=1.609 mas, bmaj=5.453 mas, bpa=-33.97 degrees ! Estimated noise=0.156142 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 = 0.00138945 Jy ! Component: 100 - total flux cleaned = 0.00212518 Jy ! Component: 150 - total flux cleaned = 0.00256908 Jy ! Component: 200 - total flux cleaned = 0.0028234 Jy ! Total flux subtracted in 200 components = 0.0028234 Jy ! Clean residual min=-0.000525 max=0.000485 Jy/beam ! Clean residual mean=0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0219548 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 51 components and 0.0219548 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=3.583 mas, bmaj=6.02 mas, bpa=-39.96 degrees ! Estimated noise=0.191358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000207673 Jy ! Component: 100 - total flux cleaned = 0.000234716 Jy ! Component: 150 - total flux cleaned = 0.000239757 Jy ! Component: 200 - total flux cleaned = 0.000244071 Jy ! Total flux subtracted in 200 components = 0.000244071 Jy ! Clean residual min=-0.000584 max=0.000589 Jy/beam ! Clean residual mean=0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0221989 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 = 5.49466e-08 Jy ! Component: 100 - total flux cleaned = 7.14032e-06 Jy ! Component: 150 - total flux cleaned = 9.89234e-06 Jy ! Component: 200 - total flux cleaned = 9.94266e-06 Jy ! Total flux subtracted in 200 components = 9.94266e-06 Jy ! Clean residual min=-0.000581 max=0.000585 Jy/beam ! Clean residual mean=0.000001 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0222088 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 75 components and 0.0222088 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.609 mas, bmaj=5.453 mas, bpa=-33.97 degrees ! Estimated noise=0.156142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.46239e-05 Jy ! Component: 100 - total flux cleaned = -2.84191e-05 Jy ! Component: 150 - total flux cleaned = -3.89221e-05 Jy ! Component: 200 - total flux cleaned = -4.19928e-05 Jy ! Total flux subtracted in 200 components = -4.19928e-05 Jy ! Clean residual min=-0.000530 max=0.000479 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0221668 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.0221668 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=0.028520Jy sigma=0.672709 ! Fit after self-cal, rms=0.028519Jy sigma=0.672697 wmodel J0431+7403_C_map.mod ! Writing 87 model components to file: J0431+7403_C_map.mod wobs J0431+7403_C_uvs.fits ! Writing UV FITS file: J0431+7403_C_uvs.fits wwins J0431+7403_C_map.win ! wwins: Wrote 1 windows to J0431+7403_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 = -0.000151069 Jy ! Component: 100 - total flux cleaned = -0.000242504 Jy ! Component: 150 - total flux cleaned = -0.000327738 Jy ! Component: 200 - total flux cleaned = -0.000379219 Jy ! Component: 250 - total flux cleaned = -0.000386313 Jy ! Component: 300 - total flux cleaned = -0.000393026 Jy ! Component: 350 - total flux cleaned = -0.000386428 Jy ! Component: 400 - total flux cleaned = -0.000386337 Jy ! Component: 450 - total flux cleaned = -0.000392423 Jy ! Component: 500 - total flux cleaned = -0.000428349 Jy ! Component: 550 - total flux cleaned = -0.000434224 Jy ! Component: 600 - total flux cleaned = -0.000462909 Jy ! Component: 650 - total flux cleaned = -0.000485325 Jy ! Component: 700 - total flux cleaned = -0.000518108 Jy ! Component: 750 - total flux cleaned = -0.000528692 Jy ! Component: 800 - total flux cleaned = -0.000565647 Jy ! Component: 850 - total flux cleaned = -0.000581134 Jy ! Component: 900 - total flux cleaned = -0.000601641 Jy ! Component: 950 - total flux cleaned = -0.000646985 Jy ! Component: 1000 - total flux cleaned = -0.000681605 Jy ! Component: 1050 - total flux cleaned = -0.000691423 Jy ! Component: 1100 - total flux cleaned = -0.000725022 Jy ! Component: 1150 - total flux cleaned = -0.000739242 Jy ! Component: 1200 - total flux cleaned = -0.000767378 Jy ! Component: 1250 - total flux cleaned = -0.0007859 Jy ! Component: 1300 - total flux cleaned = -0.000817989 Jy ! Component: 1350 - total flux cleaned = -0.0008407 Jy ! Component: 1400 - total flux cleaned = -0.000854128 Jy ! Component: 1450 - total flux cleaned = -0.000871868 Jy ! Component: 1500 - total flux cleaned = -0.000885013 Jy ! Component: 1550 - total flux cleaned = -0.000906665 Jy ! Component: 1600 - total flux cleaned = -0.000928205 Jy ! Component: 1650 - total flux cleaned = -0.000953685 Jy ! Component: 1700 - total flux cleaned = -0.000957912 Jy ! Component: 1750 - total flux cleaned = -0.000957857 Jy ! Component: 1800 - total flux cleaned = -0.000966117 Jy ! Component: 1850 - total flux cleaned = -0.000970245 Jy ! Component: 1900 - total flux cleaned = -0.000982375 Jy ! Component: 1950 - total flux cleaned = -0.000994396 Jy ! Component: 2000 - total flux cleaned = -0.000998404 Jy ! Component: 2050 - total flux cleaned = -0.00101421 Jy ! Component: 2100 - total flux cleaned = -0.00102204 Jy ! Component: 2150 - total flux cleaned = -0.00102205 Jy ! Component: 2200 - total flux cleaned = -0.0010413 Jy ! Component: 2250 - total flux cleaned = -0.00103744 Jy ! Component: 2300 - total flux cleaned = -0.00104123 Jy ! Component: 2350 - total flux cleaned = -0.00104877 Jy ! Component: 2400 - total flux cleaned = -0.00104882 Jy ! Component: 2450 - total flux cleaned = -0.00105998 Jy ! Component: 2500 - total flux cleaned = -0.0010747 Jy ! Component: 2550 - total flux cleaned = -0.00108199 Jy ! Component: 2600 - total flux cleaned = -0.00107107 Jy ! Component: 2650 - total flux cleaned = -0.00107471 Jy ! Component: 2700 - total flux cleaned = -0.0010819 Jy ! Component: 2750 - total flux cleaned = -0.00109972 Jy ! Component: 2800 - total flux cleaned = -0.00109969 Jy ! Component: 2850 - total flux cleaned = -0.00111728 Jy ! Component: 2900 - total flux cleaned = -0.00111375 Jy ! Component: 2950 - total flux cleaned = -0.00110331 Jy ! Component: 3000 - total flux cleaned = -0.00112063 Jy ! Component: 3050 - total flux cleaned = -0.00113097 Jy ! Component: 3100 - total flux cleaned = -0.00113095 Jy ! Component: 3150 - total flux cleaned = -0.00113775 Jy ! Component: 3200 - total flux cleaned = -0.00115121 Jy ! Component: 3250 - total flux cleaned = -0.00116464 Jy ! Component: 3300 - total flux cleaned = -0.00117466 Jy ! Component: 3350 - total flux cleaned = -0.00118124 Jy ! Component: 3400 - total flux cleaned = -0.00118458 Jy ! Component: 3450 - total flux cleaned = -0.00120101 Jy ! Component: 3500 - total flux cleaned = -0.0011912 Jy ! Component: 3550 - total flux cleaned = -0.00120422 Jy ! Component: 3600 - total flux cleaned = -0.00122038 Jy ! Component: 3650 - total flux cleaned = -0.00121718 Jy ! Component: 3700 - total flux cleaned = -0.0012236 Jy ! Component: 3750 - total flux cleaned = -0.0012204 Jy ! Component: 3800 - total flux cleaned = -0.00123624 Jy ! Component: 3850 - total flux cleaned = -0.00123305 Jy ! Component: 3900 - total flux cleaned = -0.00124248 Jy ! Component: 3950 - total flux cleaned = -0.00125183 Jy ! Component: 4000 - total flux cleaned = -0.00125185 Jy ! Component: 4050 - total flux cleaned = -0.00125495 Jy ! Total flux subtracted in 4096 components = -0.00127033 Jy ! Clean residual min=-0.000204 max=0.000200 Jy/beam ! Clean residual mean=0.000000 rms=0.000056 Jy/beam ! Combined flux in latest and established models = 0.0208965 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 393 components and 0.0208965 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0431+7403_C_20180503_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.609 x 5.453 at -33.97 degrees (North through East) ! Clean map min=-0.00037991 max=0.018502 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0431+7403_C_20180503_map.fits wmodel /vlbi/bs262/maps//J0431+7403_C_20180503_map.mod ! Writing 393 model components to file: /vlbi/bs262/maps//J0431+7403_C_20180503_map.mod wobs /vlbi/bs262/maps//J0431+7403_C_20180503_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0431+7403_C_20180503_uvs.fits wwins /vlbi/bs262/maps//J0431+7403_C_20180503_map.win ! wwins: Wrote 2 windows to /vlbi/bs262/maps//J0431+7403_C_20180503_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.018502 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.59192e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.9067 0.9067 1.8134 3.6268 7.2536 14.5072 29.0144 58.0288 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.018 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 330.87 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0431+7403_C_20180503_dfm.log closed on Mon Jun 4 23:16:24 2018