! Started logfile: /tmp/maps//J1037-2823_X_20180604_dfm.log on Wed Jul 4 23:10:31 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /tmp/maps//J1037-2823_X_20180604_uva.fits ! Reading UV FITS file: /tmp/maps//J1037-2823_X_20180604_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.952525 visibilities/baseline/integration-bin. ! Found source: J1037-2823 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 7544 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1037-2823_X] 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 0.200x0.200 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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002176Jy sigma=20.405254 ! Fit after self-cal, rms=0.904048Jy sigma=18.298974 ! 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=0.6755 mas, bmaj=1.904 mas, bpa=-8.737 degrees ! Estimated noise=0.632222 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 = 0.0647384 Jy ! Component: 100 - total flux cleaned = 0.087648 Jy ! Total flux subtracted in 100 components = 0.087648 Jy ! Clean residual min=-0.008338 max=0.014038 Jy/beam ! Clean residual mean=0.000007 rms=0.001748 Jy/beam ! Combined flux in latest and established models = 0.0876479 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0876479 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=0.056222Jy sigma=1.056901 ! Fit after self-cal, rms=0.056005Jy sigma=1.053624 ! Inverting map ! Added new window around map position (1, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141197 Jy ! Component: 100 - total flux cleaned = 0.0229464 Jy ! Total flux subtracted in 100 components = 0.0229464 Jy ! Clean residual min=-0.006569 max=0.009894 Jy/beam ! Clean residual mean=0.000001 rms=0.001284 Jy/beam ! Combined flux in latest and established models = 0.110594 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.110594 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=0.048737Jy sigma=0.867583 ! Fit after self-cal, rms=0.048547Jy sigma=0.863607 ! Inverting map ! Added new window around map position (-1, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808347 Jy ! Component: 100 - total flux cleaned = 0.0134561 Jy ! Total flux subtracted in 100 components = 0.0134561 Jy ! Clean residual min=-0.005081 max=0.005553 Jy/beam ! Clean residual mean=-0.000001 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.12405 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.12405 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=0.045832Jy sigma=0.794233 ! Fit after self-cal, rms=0.045834Jy sigma=0.793455 ! 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=0.8893 mas, bmaj=2.369 mas, bpa=-7.262 degrees ! Estimated noise=0.421424 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 = 0.0096791 Jy ! Component: 100 - total flux cleaned = 0.0155477 Jy ! Component: 150 - total flux cleaned = 0.0194096 Jy ! Component: 200 - total flux cleaned = 0.021979 Jy ! Total flux subtracted in 200 components = 0.021979 Jy ! Clean residual min=-0.004898 max=0.006417 Jy/beam ! Clean residual mean=-0.000017 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 0.146029 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 41 components and 0.146029 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=0.043656Jy sigma=0.735959 ! Fit after self-cal, rms=0.043619Jy sigma=0.735085 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8893 x 2.369 at -7.262 degrees (North through East) ! Clean map min=-0.0046801 max=0.088248 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.14 HN 1.09 KP 1.01 ! LA 1.01 MK 0.98 NL 1.09 OV 1.01 ! PT 0.83 SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.15 HN 1.13 KP 0.98 ! LA 1.04 MK 1.01 NL 1.03 OV 0.98 ! PT 0.83 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.13 HN 1.13 KP 0.98 ! LA 1.03 MK 1.02 NL 1.04 OV 0.98 ! PT 0.85 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.18 HN 0.97 KP 0.99 ! LA 1.01 MK 1.05 NL 1.03 OV 0.98 ! PT 0.83 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.12 HN 1.05 KP 1.00 ! LA 1.02 MK 1.02 NL 1.00 OV 0.97 ! PT 0.88 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.16 HN 1.14 KP 0.98 ! LA 1.02 MK 1.04 NL 1.02 OV 0.98 ! PT 0.85 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.14 HN 1.03 KP 0.96 ! LA 1.05 MK 0.99 NL 1.06 OV 1.01 ! PT 0.88 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.12 HN 1.02 KP 1.00 ! LA 1.02 MK 0.98 NL 1.07 OV 0.96 ! PT 0.85 SC 0.92 ! ! ! Fit before self-cal, rms=0.043619Jy sigma=0.735085 ! Fit after self-cal, rms=0.043410Jy sigma=0.691039 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8935 mas, bmaj=2.364 mas, bpa=-6.946 degrees ! Estimated noise=0.420609 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 (3.4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00539529 Jy ! Component: 100 - total flux cleaned = 0.00662476 Jy ! Component: 150 - total flux cleaned = 0.00662058 Jy ! Component: 200 - total flux cleaned = 0.00673432 Jy ! Total flux subtracted in 200 components = 0.00673432 Jy ! Clean residual min=-0.002948 max=0.003105 Jy/beam ! Clean residual mean=0.000004 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.152764 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 71 components and 0.152764 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=0.042699Jy sigma=0.675147 ! Fit after self-cal, rms=0.042673Jy sigma=0.673950 ! 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=0.042673Jy sigma=0.673950 ! Fit after self-cal, rms=0.042623Jy sigma=0.673084 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8923 mas, bmaj=2.357 mas, bpa=-6.905 degrees ! Estimated noise=0.417727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119427 Jy ! Component: 100 - total flux cleaned = 0.00119468 Jy ! Component: 150 - total flux cleaned = 0.00115702 Jy ! Component: 200 - total flux cleaned = 0.00115886 Jy ! Total flux subtracted in 200 components = 0.00115886 Jy ! Clean residual min=-0.002655 max=0.002922 Jy/beam ! Clean residual mean=0.000004 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.153923 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 84 components and 0.153922 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=0.042484Jy sigma=0.670774 ! Fit after self-cal, rms=0.042468Jy sigma=0.670499 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 (-2, 19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279502 Jy ! Component: 100 - total flux cleaned = 0.00431615 Jy ! Component: 150 - total flux cleaned = 0.00540671 Jy ! Component: 200 - total flux cleaned = 0.00598043 Jy ! Total flux subtracted in 200 components = 0.00598043 Jy ! Clean residual min=-0.002161 max=0.001677 Jy/beam ! Clean residual mean=0.000004 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.159903 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 130 components and 0.159903 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=0.042266Jy sigma=0.665332 ! Fit after self-cal, rms=0.042260Jy sigma=0.665157 ! 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=0.042260Jy sigma=0.665157 ! Fit after self-cal, rms=0.042302Jy sigma=0.664282 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8927 mas, bmaj=2.357 mas, bpa=-6.919 degrees ! Estimated noise=0.416592 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000550223 Jy ! Component: 100 - total flux cleaned = 0.00102038 Jy ! Component: 150 - total flux cleaned = 0.00128701 Jy ! Component: 200 - total flux cleaned = 0.00147748 Jy ! Total flux subtracted in 200 components = 0.00147748 Jy ! Clean residual min=-0.001912 max=0.001534 Jy/beam ! Clean residual mean=0.000002 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.16138 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 148 components and 0.16138 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=0.042261Jy sigma=0.663283 ! Fit after self-cal, rms=0.042259Jy sigma=0.663224 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 = 0.00017213 Jy ! Component: 100 - total flux cleaned = 0.000343526 Jy ! Component: 150 - total flux cleaned = 0.000460475 Jy ! Component: 200 - total flux cleaned = 0.000550981 Jy ! Total flux subtracted in 200 components = 0.000550981 Jy ! Clean residual min=-0.001826 max=0.001442 Jy/beam ! Clean residual mean=0.000002 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.161931 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 157 components and 0.161931 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=0.042239Jy sigma=0.662762 ! Fit after self-cal, rms=0.042237Jy sigma=0.662731 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.042237Jy sigma=0.662731 ! Fit after self-cal, rms=0.042344Jy sigma=0.662243 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.242 mas, bmaj=5.512 mas, bpa=-3.166 degrees ! Estimated noise=0.524757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000686185 Jy ! Component: 100 - total flux cleaned = 0.000982424 Jy ! Component: 150 - total flux cleaned = 0.00121115 Jy ! Component: 200 - total flux cleaned = 0.0012855 Jy ! Total flux subtracted in 200 components = 0.0012855 Jy ! Clean residual min=-0.002002 max=0.001665 Jy/beam ! Clean residual mean=0.000003 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.163217 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 171 components and 0.163217 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=0.042339Jy sigma=0.662021 ! Fit after self-cal, rms=0.042338Jy sigma=0.661975 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 = 0.000239032 Jy ! Component: 100 - total flux cleaned = 0.000261125 Jy ! Component: 150 - total flux cleaned = 0.000261027 Jy ! Component: 200 - total flux cleaned = 0.00026102 Jy ! Total flux subtracted in 200 components = 0.00026102 Jy ! Clean residual min=-0.001951 max=0.001645 Jy/beam ! Clean residual mean=0.000003 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.163478 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 176 components and 0.163478 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=0.042334Jy sigma=0.661966 ! Fit after self-cal, rms=0.042334Jy sigma=0.661953 ! 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=0.8931 mas, bmaj=2.357 mas, bpa=-6.932 degrees ! Estimated noise=0.416715 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8931 x 2.357 at -6.932 degrees (North through East) ! Clean map min=-0.0015891 max=0.087735 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=0.6781 mas, bmaj=1.886 mas, bpa=-8.472 degrees ! Estimated noise=0.630492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0650659 Jy ! Component: 100 - total flux cleaned = 0.0889359 Jy ! Component: 150 - total flux cleaned = 0.101711 Jy ! Component: 200 - total flux cleaned = 0.110287 Jy ! Total flux subtracted in 200 components = 0.110287 Jy ! Clean residual min=-0.004078 max=0.006063 Jy/beam ! Clean residual mean=0.000005 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.110287 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.110287 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8931 mas, bmaj=2.357 mas, bpa=-6.932 degrees ! Estimated noise=0.416715 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 = 0.0141544 Jy ! Component: 100 - total flux cleaned = 0.0226487 Jy ! Component: 150 - total flux cleaned = 0.0282055 Jy ! Component: 200 - total flux cleaned = 0.0320302 Jy ! Total flux subtracted in 200 components = 0.0320302 Jy ! Clean residual min=-0.002570 max=0.002714 Jy/beam ! Clean residual mean=-0.000000 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.142318 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 58 components and 0.142318 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.242 mas, bmaj=5.512 mas, bpa=-3.166 degrees ! Estimated noise=0.524757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00492831 Jy ! Component: 100 - total flux cleaned = 0.00844483 Jy ! Component: 150 - total flux cleaned = 0.0111135 Jy ! Component: 200 - total flux cleaned = 0.013187 Jy ! Total flux subtracted in 200 components = 0.013187 Jy ! Clean residual min=-0.002559 max=0.002496 Jy/beam ! Clean residual mean=0.000002 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.155505 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 = 0.00163282 Jy ! Component: 100 - total flux cleaned = 0.00293687 Jy ! Component: 150 - total flux cleaned = 0.00398464 Jy ! Component: 200 - total flux cleaned = 0.00483062 Jy ! Total flux subtracted in 200 components = 0.00483062 Jy ! Clean residual min=-0.002107 max=0.001817 Jy/beam ! Clean residual mean=0.000003 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.160335 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 155 components and 0.160335 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8931 mas, bmaj=2.357 mas, bpa=-6.932 degrees ! Estimated noise=0.416715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000834071 Jy ! Component: 100 - total flux cleaned = 0.00114327 Jy ! Component: 150 - total flux cleaned = 0.00135306 Jy ! Component: 200 - total flux cleaned = 0.00144819 Jy ! Total flux subtracted in 200 components = 0.00144819 Jy ! Clean residual min=-0.001745 max=0.001403 Jy/beam ! Clean residual mean=0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.161783 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 176 components and 0.161783 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=0.042402Jy sigma=0.662928 ! Fit after self-cal, rms=0.042377Jy sigma=0.662690 wmodel J1037-2823_X_map.mod ! Writing 176 model components to file: J1037-2823_X_map.mod wobs J1037-2823_X_uvs.fits ! Writing UV FITS file: J1037-2823_X_uvs.fits wwins J1037-2823_X_map.win ! wwins: Wrote 5 windows to J1037-2823_X_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 = -0.000742077 Jy ! Component: 100 - total flux cleaned = -0.00105718 Jy ! Component: 150 - total flux cleaned = -0.00123026 Jy ! Component: 200 - total flux cleaned = -0.00134737 Jy ! Component: 250 - total flux cleaned = -0.00150529 Jy ! Component: 300 - total flux cleaned = -0.00167855 Jy ! Component: 350 - total flux cleaned = -0.00186666 Jy ! Component: 400 - total flux cleaned = -0.00210951 Jy ! Component: 450 - total flux cleaned = -0.00228618 Jy ! Component: 500 - total flux cleaned = -0.00245874 Jy ! Component: 550 - total flux cleaned = -0.00257155 Jy ! Component: 600 - total flux cleaned = -0.00273666 Jy ! Component: 650 - total flux cleaned = -0.00282639 Jy ! Component: 700 - total flux cleaned = -0.00291435 Jy ! Component: 750 - total flux cleaned = -0.00296595 Jy ! Component: 800 - total flux cleaned = -0.00296611 Jy ! Component: 850 - total flux cleaned = -0.00294961 Jy ! Component: 900 - total flux cleaned = -0.00294966 Jy ! Component: 950 - total flux cleaned = -0.00294941 Jy ! Component: 1000 - total flux cleaned = -0.00285405 Jy ! Component: 1050 - total flux cleaned = -0.00282305 Jy ! Component: 1100 - total flux cleaned = -0.0028231 Jy ! Component: 1150 - total flux cleaned = -0.00282304 Jy ! Component: 1200 - total flux cleaned = -0.00276291 Jy ! Component: 1250 - total flux cleaned = -0.00271871 Jy ! Component: 1300 - total flux cleaned = -0.00269011 Jy ! Component: 1350 - total flux cleaned = -0.00273313 Jy ! Component: 1400 - total flux cleaned = -0.00269086 Jy ! Component: 1450 - total flux cleaned = -0.00273274 Jy ! Component: 1500 - total flux cleaned = -0.00274685 Jy ! Component: 1550 - total flux cleaned = -0.00277417 Jy ! Component: 1600 - total flux cleaned = -0.00277417 Jy ! Component: 1650 - total flux cleaned = -0.00280106 Jy ! Component: 1700 - total flux cleaned = -0.00280093 Jy ! Component: 1750 - total flux cleaned = -0.00282685 Jy ! Component: 1800 - total flux cleaned = -0.00278807 Jy ! Component: 1850 - total flux cleaned = -0.00273723 Jy ! Component: 1900 - total flux cleaned = -0.00273749 Jy ! Component: 1950 - total flux cleaned = -0.00275005 Jy ! Component: 2000 - total flux cleaned = -0.00270033 Jy ! Component: 2050 - total flux cleaned = -0.00271236 Jy ! Component: 2100 - total flux cleaned = -0.00267581 Jy ! Component: 2150 - total flux cleaned = -0.00267558 Jy ! Component: 2200 - total flux cleaned = -0.00259222 Jy ! Component: 2250 - total flux cleaned = -0.0025922 Jy ! Component: 2300 - total flux cleaned = -0.00255712 Jy ! Component: 2350 - total flux cleaned = -0.0025339 Jy ! Component: 2400 - total flux cleaned = -0.00244208 Jy ! Component: 2450 - total flux cleaned = -0.00238517 Jy ! Component: 2500 - total flux cleaned = -0.00231753 Jy ! Component: 2550 - total flux cleaned = -0.00225052 Jy ! Component: 2600 - total flux cleaned = -0.0022394 Jy ! Component: 2650 - total flux cleaned = -0.00215118 Jy ! Component: 2700 - total flux cleaned = -0.00210744 Jy ! Component: 2750 - total flux cleaned = -0.0020533 Jy ! Component: 2800 - total flux cleaned = -0.00204252 Jy ! Component: 2850 - total flux cleaned = -0.00197834 Jy ! Component: 2900 - total flux cleaned = -0.0019466 Jy ! Component: 2950 - total flux cleaned = -0.00189399 Jy ! Component: 3000 - total flux cleaned = -0.00186266 Jy ! Component: 3050 - total flux cleaned = -0.00185219 Jy ! Component: 3100 - total flux cleaned = -0.00179027 Jy ! Component: 3150 - total flux cleaned = -0.0017596 Jy ! Component: 3200 - total flux cleaned = -0.001729 Jy ! Component: 3250 - total flux cleaned = -0.00165824 Jy ! Component: 3300 - total flux cleaned = -0.00158798 Jy ! Component: 3350 - total flux cleaned = -0.00151815 Jy ! Component: 3400 - total flux cleaned = -0.00151819 Jy ! Component: 3450 - total flux cleaned = -0.0014689 Jy ! Component: 3500 - total flux cleaned = -0.00139064 Jy ! Component: 3550 - total flux cleaned = -0.00135166 Jy ! Component: 3600 - total flux cleaned = -0.00132253 Jy ! Component: 3650 - total flux cleaned = -0.00130326 Jy ! Component: 3700 - total flux cleaned = -0.00127454 Jy ! Component: 3750 - total flux cleaned = -0.00123653 Jy ! Component: 3800 - total flux cleaned = -0.00121764 Jy ! Component: 3850 - total flux cleaned = -0.00115183 Jy ! Component: 3900 - total flux cleaned = -0.0011238 Jy ! Component: 3950 - total flux cleaned = -0.00109592 Jy ! Component: 4000 - total flux cleaned = -0.0010959 Jy ! Component: 4050 - total flux cleaned = -0.00104998 Jy ! Total flux subtracted in 4096 components = -0.0010409 Jy ! Clean residual min=-0.000499 max=0.000587 Jy/beam ! Clean residual mean=-0.000000 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.160742 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 462 components and 0.160742 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1037-2823_X_20180604_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8931 x 2.357 at -6.932 degrees (North through East) ! Clean map min=-0.0011263 max=0.088354 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1037-2823_X_20180604_map.fits wmodel /tmp/maps//J1037-2823_X_20180604_map.mod ! Writing 462 model components to file: /tmp/maps//J1037-2823_X_20180604_map.mod wobs /tmp/maps//J1037-2823_X_20180604_uvs.fits ! Writing UV FITS file: /tmp/maps//J1037-2823_X_20180604_uvs.fits wwins /tmp/maps//J1037-2823_X_20180604_map.win ! wwins: Wrote 6 windows to /tmp/maps//J1037-2823_X_20180604_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0883541 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000157972 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.536381 0.536381 1.07276 2.14552 4.29105 8.5821 17.1642 34.3284 68.6568 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 559.303 quit ! Quitting program ! Log file /tmp/maps//J1037-2823_X_20180604_dfm.log closed on Wed Jul 4 23:10:35 2018