! Started logfile: .//J2331-1556_X_dfm.log on Mon Jan 20 19:29:19 2020 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 .//J2331-1556_X_uva.fits ! Reading UV FITS file: .//J2331-1556_X_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.966387 visibilities/baseline/integration-bin. ! Found source: J2331-1556 ! ! 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 67 lines of history. ! ! Reading 2760 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 J2331-1556_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.257874Jy sigma=23.001188 ! Fit after self-cal, rms=0.330047Jy sigma=5.570696 ! 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=1.219 mas, bmaj=5.698 mas, bpa=-8.857 degrees ! Estimated noise=1.10729 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 = 0.53393 Jy ! Component: 100 - total flux cleaned = 0.718813 Jy ! Total flux subtracted in 100 components = 0.718813 Jy ! Clean residual min=-0.057943 max=0.086752 Jy/beam ! Clean residual mean=0.000192 rms=0.019281 Jy/beam ! Combined flux in latest and established models = 0.718813 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.718813 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=0.173942Jy sigma=3.116655 ! Fit after self-cal, rms=0.173758Jy sigma=3.114566 ! 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=1.559 mas, bmaj=5.553 mas, bpa=-9.284 degrees ! Estimated noise=0.75728 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 = 0.105313 Jy ! Component: 100 - total flux cleaned = 0.148951 Jy ! Component: 150 - total flux cleaned = 0.171674 Jy ! Component: 200 - total flux cleaned = 0.184491 Jy ! Total flux subtracted in 200 components = 0.184491 Jy ! Clean residual min=-0.036309 max=0.052940 Jy/beam ! Clean residual mean=0.000034 rms=0.013860 Jy/beam ! Combined flux in latest and established models = 0.903304 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.903304 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=0.104139Jy sigma=1.881044 ! Fit after self-cal, rms=0.104097Jy sigma=1.878809 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.559 x 5.553 at -9.284 degrees (North through East) ! Clean map min=-0.035826 max=0.74104 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.98 KP 0.98 ! NL 1.00 OV 1.17 PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.99 KP 0.98 ! NL 1.01 OV 1.17 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.98 KP 0.98 ! NL 1.01 OV 1.17 PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.00 KP 0.98 ! NL 1.00 OV 1.19 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.01 KP 0.98 ! NL 0.99 OV 1.19 PT 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.00 KP 1.00 ! NL 1.01 OV 1.18 PT 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.01 KP 0.99 ! NL 0.98 OV 1.19 PT 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.00 KP 0.98 ! NL 0.99 OV 1.19 PT 0.88 ! ! ! Fit before self-cal, rms=0.104097Jy sigma=1.878809 ! Fit after self-cal, rms=0.066434Jy sigma=1.175957 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.572 mas, bmaj=5.51 mas, bpa=-9.394 degrees ! Estimated noise=0.753129 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 (3.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0335462 Jy ! Component: 100 - total flux cleaned = 0.045468 Jy ! Component: 150 - total flux cleaned = 0.051087 Jy ! Component: 200 - total flux cleaned = 0.055352 Jy ! Total flux subtracted in 200 components = 0.055352 Jy ! Clean residual min=-0.011226 max=0.013700 Jy/beam ! Clean residual mean=-0.000014 rms=0.003244 Jy/beam ! Combined flux in latest and established models = 0.958656 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 57 components and 0.958656 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=0.047444Jy sigma=0.819527 ! Fit after self-cal, rms=0.046509Jy sigma=0.806066 ! 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=0.046509Jy sigma=0.806066 ! Fit after self-cal, rms=0.045408Jy sigma=0.793317 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.568 mas, bmaj=5.52 mas, bpa=-9.419 degrees ! Estimated noise=0.748975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00736818 Jy ! Component: 100 - total flux cleaned = 0.00756284 Jy ! Component: 150 - total flux cleaned = 0.00793824 Jy ! Component: 200 - total flux cleaned = 0.00844043 Jy ! Total flux subtracted in 200 components = 0.00844043 Jy ! Clean residual min=-0.009192 max=0.008706 Jy/beam ! Clean residual mean=-0.000011 rms=0.002226 Jy/beam ! Combined flux in latest and established models = 0.967096 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 85 components and 0.967097 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=0.042903Jy sigma=0.746310 ! Fit after self-cal, rms=0.042663Jy sigma=0.742802 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 = 0.00263067 Jy ! Component: 100 - total flux cleaned = 0.00404232 Jy ! Component: 150 - total flux cleaned = 0.005041 Jy ! Component: 200 - total flux cleaned = 0.00585834 Jy ! Total flux subtracted in 200 components = 0.00585834 Jy ! Clean residual min=-0.008114 max=0.007087 Jy/beam ! Clean residual mean=-0.000008 rms=0.001891 Jy/beam ! Combined flux in latest and established models = 0.972955 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 104 components and 0.972955 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=0.041833Jy sigma=0.727251 ! Fit after self-cal, rms=0.041769Jy sigma=0.726326 ! 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=0.041769Jy sigma=0.726326 ! Fit after self-cal, rms=0.041647Jy sigma=0.723304 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.568 mas, bmaj=5.525 mas, bpa=-9.434 degrees ! Estimated noise=0.749292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174118 Jy ! Component: 100 - total flux cleaned = 0.00126575 Jy ! Component: 150 - total flux cleaned = 0.00165045 Jy ! Component: 200 - total flux cleaned = 0.00200733 Jy ! Total flux subtracted in 200 components = 0.00200733 Jy ! Clean residual min=-0.007211 max=0.005467 Jy/beam ! Clean residual mean=-0.000007 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 0.974962 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 125 components and 0.974962 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=0.041085Jy sigma=0.712908 ! Fit after self-cal, rms=0.041053Jy sigma=0.712408 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 = 0.000993541 Jy ! Component: 100 - total flux cleaned = 0.0012384 Jy ! Component: 150 - total flux cleaned = 0.00131294 Jy ! Component: 200 - total flux cleaned = 0.00167297 Jy ! Total flux subtracted in 200 components = 0.00167297 Jy ! Clean residual min=-0.006452 max=0.005174 Jy/beam ! Clean residual mean=-0.000006 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 0.976635 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 132 components and 0.976635 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=0.040779Jy sigma=0.707176 ! Fit after self-cal, rms=0.040762Jy sigma=0.706952 ! 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=0.040762Jy sigma=0.706952 ! Fit after self-cal, rms=0.040735Jy sigma=0.705701 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.356 mas, bmaj=5.281 mas, bpa=-9.224 degrees ! Estimated noise=0.798326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157311 Jy ! Component: 100 - total flux cleaned = 0.00149465 Jy ! Component: 150 - total flux cleaned = 0.00142476 Jy ! Component: 200 - total flux cleaned = 0.00136742 Jy ! Total flux subtracted in 200 components = 0.00136742 Jy ! Clean residual min=-0.005690 max=0.005118 Jy/beam ! Clean residual mean=-0.000007 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 0.978002 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 146 components and 0.978002 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=0.040552Jy sigma=0.702073 ! Fit after self-cal, rms=0.040543Jy sigma=0.701907 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 = 0.0004053 Jy ! Component: 100 - total flux cleaned = 0.000458498 Jy ! Component: 150 - total flux cleaned = 0.000357941 Jy ! Component: 200 - total flux cleaned = 0.000358489 Jy ! Total flux subtracted in 200 components = 0.000358489 Jy ! Clean residual min=-0.005041 max=0.004767 Jy/beam ! Clean residual mean=-0.000006 rms=0.001405 Jy/beam ! Combined flux in latest and established models = 0.978361 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 152 components and 0.978361 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=0.040435Jy sigma=0.699789 ! Fit after self-cal, rms=0.040429Jy sigma=0.699693 ! 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=1.569 mas, bmaj=5.529 mas, bpa=-9.447 degrees ! Estimated noise=0.749816 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.569 x 5.529 at -9.447 degrees (North through East) ! Clean map min=-0.0051456 max=0.7358 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040429Jy sigma=0.699693 ! Fit after self-cal, rms=0.036828Jy sigma=0.626231 ! Inverting map and beam ! Estimated beam: bmin=1.569 mas, bmaj=5.53 mas, bpa=-9.453 degrees ! Estimated noise=0.750181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101535 Jy ! Component: 100 - total flux cleaned = 0.000279867 Jy ! Component: 150 - total flux cleaned = 0.00059505 Jy ! Component: 200 - total flux cleaned = 0.000783793 Jy ! Total flux subtracted in 200 components = 0.000783793 Jy ! Clean residual min=-0.004752 max=0.004036 Jy/beam ! Clean residual mean=-0.000003 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.979145 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 167 components and 0.979145 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=0.036654Jy sigma=0.622988 ! Fit after self-cal, rms=0.036644Jy sigma=0.622855 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.14203e-05 Jy ! Component: 100 - total flux cleaned = 0.000198831 Jy ! Component: 150 - total flux cleaned = 0.000352519 Jy ! Component: 200 - total flux cleaned = 0.000389177 Jy ! Total flux subtracted in 200 components = 0.000389177 Jy ! Clean residual min=-0.004433 max=0.003927 Jy/beam ! Clean residual mean=-0.000003 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 0.979534 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 177 components and 0.979534 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=0.036565Jy sigma=0.621390 ! Fit after self-cal, rms=0.036560Jy sigma=0.621325 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036560Jy sigma=0.621325 ! Fit after self-cal, rms=0.036539Jy sigma=0.620844 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=1.235 mas, bmaj=5.655 mas, bpa=-9.031 degrees ! Estimated noise=1.0898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.524245 Jy ! Component: 100 - total flux cleaned = 0.699477 Jy ! Component: 150 - total flux cleaned = 0.789932 Jy ! Component: 200 - total flux cleaned = 0.841779 Jy ! Total flux subtracted in 200 components = 0.841779 Jy ! Clean residual min=-0.018585 max=0.026020 Jy/beam ! Clean residual mean=0.000053 rms=0.006026 Jy/beam ! Combined flux in latest and established models = 0.841779 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.841779 Jy ! Inverting map and beam ! Estimated beam: bmin=1.569 mas, bmaj=5.533 mas, bpa=-9.461 degrees ! Estimated noise=0.750383 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 = 0.0389255 Jy ! Component: 100 - total flux cleaned = 0.0605728 Jy ! Component: 150 - total flux cleaned = 0.0753416 Jy ! Component: 200 - total flux cleaned = 0.0865836 Jy ! Total flux subtracted in 200 components = 0.0865836 Jy ! Clean residual min=-0.011073 max=0.011041 Jy/beam ! Clean residual mean=0.000013 rms=0.003091 Jy/beam ! Combined flux in latest and established models = 0.928363 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 54 components and 0.928363 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=2.355 mas, bmaj=5.285 mas, bpa=-9.242 degrees ! Estimated noise=0.798904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105582 Jy ! Component: 100 - total flux cleaned = 0.017931 Jy ! Component: 150 - total flux cleaned = 0.0229684 Jy ! Component: 200 - total flux cleaned = 0.0254811 Jy ! Total flux subtracted in 200 components = 0.0254811 Jy ! Clean residual min=-0.010505 max=0.009172 Jy/beam ! Clean residual mean=0.000005 rms=0.002445 Jy/beam ! Combined flux in latest and established models = 0.953844 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 = 0.00254352 Jy ! Component: 100 - total flux cleaned = 0.00432345 Jy ! Component: 150 - total flux cleaned = 0.00593441 Jy ! Component: 200 - total flux cleaned = 0.00741093 Jy ! Total flux subtracted in 200 components = 0.00741093 Jy ! Clean residual min=-0.008964 max=0.007659 Jy/beam ! Clean residual mean=0.000002 rms=0.002001 Jy/beam ! Combined flux in latest and established models = 0.961255 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 123 components and 0.961255 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.569 mas, bmaj=5.533 mas, bpa=-9.461 degrees ! Estimated noise=0.750383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000427347 Jy ! Component: 100 - total flux cleaned = 0.00101451 Jy ! Component: 150 - total flux cleaned = 0.0025455 Jy ! Component: 200 - total flux cleaned = 0.00393274 Jy ! Total flux subtracted in 200 components = 0.00393274 Jy ! Clean residual min=-0.007385 max=0.006895 Jy/beam ! Clean residual mean=0.000001 rms=0.001549 Jy/beam ! Combined flux in latest and established models = 0.965188 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 149 components and 0.965188 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=0.037814Jy sigma=0.643505 ! Fit after self-cal, rms=0.037608Jy sigma=0.639801 wmodel J2331-1556_X_map.mod ! Writing 149 model components to file: J2331-1556_X_map.mod wobs J2331-1556_X_uvs.fits ! Writing UV FITS file: J2331-1556_X_uvs.fits wwins J2331-1556_X_map.win ! wwins: Wrote 2 windows to J2331-1556_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 = -0.000544732 Jy ! Component: 100 - total flux cleaned = -0.000271527 Jy ! Component: 150 - total flux cleaned = -0.000284513 Jy ! Component: 200 - total flux cleaned = -0.000153002 Jy ! Component: 250 - total flux cleaned = -0.000267815 Jy ! Component: 300 - total flux cleaned = -0.000374075 Jy ! Component: 350 - total flux cleaned = -0.000374231 Jy ! Component: 400 - total flux cleaned = -0.000592328 Jy ! Component: 450 - total flux cleaned = -0.000837257 Jy ! Component: 500 - total flux cleaned = -0.00095334 Jy ! Component: 550 - total flux cleaned = -0.00106306 Jy ! Component: 600 - total flux cleaned = -0.00113292 Jy ! Component: 650 - total flux cleaned = -0.00132853 Jy ! Component: 700 - total flux cleaned = -0.00151393 Jy ! Component: 750 - total flux cleaned = -0.00157284 Jy ! Component: 800 - total flux cleaned = -0.00168553 Jy ! Component: 850 - total flux cleaned = -0.00173972 Jy ! Component: 900 - total flux cleaned = -0.001715 Jy ! Component: 950 - total flux cleaned = -0.00181497 Jy ! Component: 1000 - total flux cleaned = -0.00179023 Jy ! Component: 1050 - total flux cleaned = -0.00176712 Jy ! Component: 1100 - total flux cleaned = -0.00178956 Jy ! Component: 1150 - total flux cleaned = -0.00185472 Jy ! Component: 1200 - total flux cleaned = -0.00193925 Jy ! Component: 1250 - total flux cleaned = -0.00210581 Jy ! Component: 1300 - total flux cleaned = -0.00220791 Jy ! Component: 1350 - total flux cleaned = -0.00232794 Jy ! Component: 1400 - total flux cleaned = -0.00248512 Jy ! Component: 1450 - total flux cleaned = -0.00256271 Jy ! Component: 1500 - total flux cleaned = -0.00265798 Jy ! Component: 1550 - total flux cleaned = -0.00271406 Jy ! Component: 1600 - total flux cleaned = -0.00273234 Jy ! Component: 1650 - total flux cleaned = -0.00275052 Jy ! Component: 1700 - total flux cleaned = -0.0027143 Jy ! Component: 1750 - total flux cleaned = -0.00271435 Jy ! Component: 1800 - total flux cleaned = -0.00269678 Jy ! Component: 1850 - total flux cleaned = -0.00274933 Jy ! Component: 1900 - total flux cleaned = -0.00276664 Jy ! Component: 1950 - total flux cleaned = -0.00278396 Jy ! Component: 2000 - total flux cleaned = -0.0028181 Jy ! Component: 2050 - total flux cleaned = -0.00283498 Jy ! Component: 2100 - total flux cleaned = -0.00278441 Jy ! Component: 2150 - total flux cleaned = -0.00278441 Jy ! Component: 2200 - total flux cleaned = -0.00273432 Jy ! Component: 2250 - total flux cleaned = -0.00270117 Jy ! Component: 2300 - total flux cleaned = -0.0026846 Jy ! Component: 2350 - total flux cleaned = -0.00265178 Jy ! Component: 2400 - total flux cleaned = -0.00263543 Jy ! Component: 2450 - total flux cleaned = -0.0026028 Jy ! Component: 2500 - total flux cleaned = -0.00255394 Jy ! Component: 2550 - total flux cleaned = -0.00252146 Jy ! Component: 2600 - total flux cleaned = -0.00252139 Jy ! Component: 2650 - total flux cleaned = -0.002489 Jy ! Component: 2700 - total flux cleaned = -0.00245667 Jy ! Component: 2750 - total flux cleaned = -0.00240835 Jy ! Component: 2800 - total flux cleaned = -0.0024084 Jy ! Component: 2850 - total flux cleaned = -0.0023922 Jy ! Component: 2900 - total flux cleaned = -0.00237613 Jy ! Component: 2950 - total flux cleaned = -0.00231185 Jy ! Component: 3000 - total flux cleaned = -0.00231184 Jy ! Component: 3050 - total flux cleaned = -0.00229586 Jy ! Component: 3100 - total flux cleaned = -0.0022799 Jy ! Component: 3150 - total flux cleaned = -0.00223173 Jy ! Component: 3200 - total flux cleaned = -0.00219962 Jy ! Component: 3250 - total flux cleaned = -0.00221574 Jy ! Component: 3300 - total flux cleaned = -0.00221572 Jy ! Component: 3350 - total flux cleaned = -0.00219965 Jy ! Component: 3400 - total flux cleaned = -0.0021674 Jy ! Component: 3450 - total flux cleaned = -0.00216734 Jy ! Component: 3500 - total flux cleaned = -0.002135 Jy ! Component: 3550 - total flux cleaned = -0.00218378 Jy ! Component: 3600 - total flux cleaned = -0.0021674 Jy ! Component: 3650 - total flux cleaned = -0.00221663 Jy ! Component: 3700 - total flux cleaned = -0.00220034 Jy ! Component: 3750 - total flux cleaned = -0.0022167 Jy ! Component: 3800 - total flux cleaned = -0.00224981 Jy ! Component: 3850 - total flux cleaned = -0.00224988 Jy ! Component: 3900 - total flux cleaned = -0.00224984 Jy ! Component: 3950 - total flux cleaned = -0.00224986 Jy ! Component: 4000 - total flux cleaned = -0.00223302 Jy ! Component: 4050 - total flux cleaned = -0.00219931 Jy ! Total flux subtracted in 4096 components = -0.00219943 Jy ! Clean residual min=-0.000954 max=0.001007 Jy/beam ! Clean residual mean=-0.000003 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.962988 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 412 components and 0.962988 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2331-1556_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.569 x 5.533 at -9.461 degrees (North through East) ! Clean map min=-0.0030599 max=0.73892 Jy/beam ! Writing clean map to FITS file: .//J2331-1556_X_map.fits wmodel .//J2331-1556_X_map.mod ! Writing 412 model components to file: .//J2331-1556_X_map.mod wobs .//J2331-1556_X_uvs.fits ! Writing UV FITS file: .//J2331-1556_X_uvs.fits wwins .//J2331-1556_X_map.win ! wwins: Wrote 3 windows to .//J2331-1556_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.738917 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000285523 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.115922 0.115922 0.231845 0.46369 0.927379 1.85476 3.70952 7.41903 14.8381 29.6761 59.3523 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.738 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2587.94 quit ! Quitting program ! Log file .//J2331-1556_X_dfm.log closed on Mon Jan 20 19:29:23 2020