! Started logfile: /vlbi/bp222/maps//J0609-1542_S_dfm.log on Thu Sep 27 10:50:41 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J0609-1542_S_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0609-1542_S_uva.fits ! AN table 1: 32 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.75 visibilities/baseline/integration-bin. ! Found source: J0609-1542 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 4320 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0609-1542_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 320 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.807523Jy sigma=19.045954 ! Fit after self-cal, rms=0.773420Jy sigma=7.890882 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.853 mas, bmaj=8.552 mas, bpa=-10.78 degrees ! Estimated noise=1.49637 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 = 0.984701 Jy ! Component: 100 - total flux cleaned = 1.37572 Jy ! Total flux subtracted in 100 components = 1.37572 Jy ! Clean residual min=-0.111540 max=0.201867 Jy/beam ! Clean residual mean=0.000325 rms=0.033389 Jy/beam ! Combined flux in latest and established models = 1.37572 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 1.37572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.536007Jy sigma=5.258880 ! Fit after self-cal, rms=0.535352Jy sigma=5.250627 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.337 mas, bmaj=9.655 mas, bpa=-10.92 degrees ! Estimated noise=1.2553 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 = 0.280328 Jy ! Component: 100 - total flux cleaned = 0.414849 Jy ! Component: 150 - total flux cleaned = 0.482266 Jy ! Component: 200 - total flux cleaned = 0.516745 Jy ! Total flux subtracted in 200 components = 0.516745 Jy ! Clean residual min=-0.063327 max=0.196651 Jy/beam ! Clean residual mean=0.000247 rms=0.024717 Jy/beam ! Combined flux in latest and established models = 1.89247 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 43 components and 1.89247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.377699Jy sigma=3.285230 ! Fit after self-cal, rms=0.377268Jy sigma=3.275472 ! Inverting map ! Added new window around map position (13.5, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.164405 Jy ! Component: 100 - total flux cleaned = 0.239144 Jy ! Component: 150 - total flux cleaned = 0.258416 Jy ! Component: 200 - total flux cleaned = 0.26606 Jy ! Total flux subtracted in 200 components = 0.26606 Jy ! Clean residual min=-0.055166 max=0.080700 Jy/beam ! Clean residual mean=0.000098 rms=0.015288 Jy/beam ! Combined flux in latest and established models = 2.15853 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 74 components and 2.15853 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293145Jy sigma=2.277928 ! Fit after self-cal, rms=0.274972Jy sigma=2.076463 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.337 x 9.655 at -10.92 degrees (North through East) ! Clean map min=-0.043232 max=1.3305 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.99 HN 0.96 KP 0.98 ! LA 1.00 MK 0.94 NL 1.12 OV 1.03 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.97 KP 0.98 ! LA 1.00 MK 0.94 NL 1.09 OV 1.04 ! PT 0.97 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.00 HN 0.96 KP 0.99 ! LA 0.99 MK 0.86 NL 1.11 OV 1.06 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! ! Fit before self-cal, rms=0.274972Jy sigma=2.076463 ! Fit after self-cal, rms=0.231849Jy sigma=1.774460 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.279 mas, bmaj=9.613 mas, bpa=-11.53 degrees ! Estimated noise=1.21918 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 (75.5, -74). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0393971 Jy ! Component: 100 - total flux cleaned = 0.0558301 Jy ! Component: 150 - total flux cleaned = 0.0635054 Jy ! Component: 200 - total flux cleaned = 0.0636202 Jy ! Total flux subtracted in 200 components = 0.0636202 Jy ! Clean residual min=-0.028271 max=0.035563 Jy/beam ! Clean residual mean=-0.000038 rms=0.008192 Jy/beam ! Combined flux in latest and established models = 2.22215 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 112 components and 2.22215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215123Jy sigma=1.591017 ! Fit after self-cal, rms=0.212129Jy sigma=1.562500 ! 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. ! ! Fit before self-cal, rms=0.212129Jy sigma=1.562500 ! Fit after self-cal, rms=0.130415Jy sigma=1.112460 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.338 mas, bmaj=9.82 mas, bpa=-10.49 degrees ! Estimated noise=1.23887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0292405 Jy ! Component: 100 - total flux cleaned = 0.0331723 Jy ! Component: 150 - total flux cleaned = 0.0313415 Jy ! Component: 200 - total flux cleaned = 0.0297475 Jy ! Total flux subtracted in 200 components = 0.0297475 Jy ! Clean residual min=-0.019737 max=0.021988 Jy/beam ! Clean residual mean=-0.000036 rms=0.005165 Jy/beam ! Combined flux in latest and established models = 2.2519 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 140 components and 2.2519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119565Jy sigma=1.017490 ! Fit after self-cal, rms=0.117887Jy sigma=1.006941 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 (-50, 88). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132382 Jy ! Component: 100 - total flux cleaned = 0.0131946 Jy ! Component: 150 - total flux cleaned = 0.0116427 Jy ! Component: 200 - total flux cleaned = 0.00930679 Jy ! Total flux subtracted in 200 components = 0.00930679 Jy ! Clean residual min=-0.017804 max=0.018725 Jy/beam ! Clean residual mean=-0.000043 rms=0.004391 Jy/beam ! Combined flux in latest and established models = 2.2612 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 159 components and 2.2612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111141Jy sigma=0.945246 ! Fit after self-cal, rms=0.110492Jy sigma=0.942137 ! Inverting map ! Added new window around map position (-18.5, 71). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119889 Jy ! Component: 100 - total flux cleaned = 0.0106821 Jy ! Component: 150 - total flux cleaned = 0.00828515 Jy ! Component: 200 - total flux cleaned = 0.00645607 Jy ! Total flux subtracted in 200 components = 0.00645607 Jy ! Clean residual min=-0.015184 max=0.017652 Jy/beam ! Clean residual mean=-0.000039 rms=0.003881 Jy/beam ! Combined flux in latest and established models = 2.26766 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 171 components and 2.26766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106148Jy sigma=0.898635 ! Fit after self-cal, rms=0.105931Jy sigma=0.897389 ! Inverting map ! Added new window around map position (-25, -23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159459 Jy ! Component: 100 - total flux cleaned = 0.0216702 Jy ! Component: 150 - total flux cleaned = 0.0226465 Jy ! Component: 200 - total flux cleaned = 0.0217732 Jy ! Total flux subtracted in 200 components = 0.0217732 Jy ! Clean residual min=-0.013025 max=0.013058 Jy/beam ! Clean residual mean=-0.000055 rms=0.003383 Jy/beam ! Combined flux in latest and established models = 2.28943 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 198 components and 2.28943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101898Jy sigma=0.866729 ! Fit after self-cal, rms=0.101689Jy sigma=0.864841 ! 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. ! ! Fit before self-cal, rms=0.101689Jy sigma=0.864841 ! Fit after self-cal, rms=0.100162Jy sigma=0.840344 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.347 mas, bmaj=9.838 mas, bpa=-10.3 degrees ! Estimated noise=1.23941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00937984 Jy ! Component: 100 - total flux cleaned = 0.0107339 Jy ! Component: 150 - total flux cleaned = 0.0115988 Jy ! Component: 200 - total flux cleaned = 0.0116107 Jy ! Total flux subtracted in 200 components = 0.0116107 Jy ! Clean residual min=-0.010178 max=0.010817 Jy/beam ! Clean residual mean=-0.000030 rms=0.002780 Jy/beam ! Combined flux in latest and established models = 2.30104 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 217 components and 2.30104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097373Jy sigma=0.819382 ! Fit after self-cal, rms=0.097032Jy sigma=0.817153 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 = 0.00400605 Jy ! Component: 100 - total flux cleaned = 0.00354462 Jy ! Component: 150 - total flux cleaned = 0.00289641 Jy ! Component: 200 - total flux cleaned = 0.00207306 Jy ! Total flux subtracted in 200 components = 0.00207306 Jy ! Clean residual min=-0.009193 max=0.010176 Jy/beam ! Clean residual mean=-0.000033 rms=0.002598 Jy/beam ! Combined flux in latest and established models = 2.30312 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 233 components and 2.30312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095603Jy sigma=0.806932 ! Fit after self-cal, rms=0.095479Jy sigma=0.806086 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095479Jy sigma=0.806086 ! Fit after self-cal, rms=0.095596Jy sigma=0.801623 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.012 mas, bmaj=15.33 mas, bpa=-0.6063 degrees ! Estimated noise=1.60499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00556388 Jy ! Component: 100 - total flux cleaned = 0.00319306 Jy ! Component: 150 - total flux cleaned = 0.00130698 Jy ! Component: 200 - total flux cleaned = -0.00021634 Jy ! Total flux subtracted in 200 components = -0.00021634 Jy ! Clean residual min=-0.011631 max=0.012977 Jy/beam ! Clean residual mean=-0.000051 rms=0.003405 Jy/beam ! Combined flux in latest and established models = 2.3029 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 261 components and 2.3029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094743Jy sigma=0.794798 ! Fit after self-cal, rms=0.094578Jy sigma=0.793781 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 = 0.0011786 Jy ! Component: 100 - total flux cleaned = -0.000286553 Jy ! Component: 150 - total flux cleaned = -0.00198363 Jy ! Component: 200 - total flux cleaned = -0.00341579 Jy ! Total flux subtracted in 200 components = -0.00341579 Jy ! Clean residual min=-0.011271 max=0.012278 Jy/beam ! Clean residual mean=-0.000048 rms=0.003217 Jy/beam ! Combined flux in latest and established models = 2.29948 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 278 components and 2.29948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094040Jy sigma=0.791774 ! Fit after self-cal, rms=0.093979Jy sigma=0.791306 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.354 mas, bmaj=9.85 mas, bpa=-10.18 degrees ! Estimated noise=1.24073 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.354 x 9.85 at -10.18 degrees (North through East) ! Clean map min=-0.019515 max=1.3172 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. ! ! Fit before self-cal, rms=0.093979Jy sigma=0.791306 ! Fit after self-cal, rms=0.088908Jy sigma=0.720092 ! Inverting map and beam ! Estimated beam: bmin=3.355 mas, bmaj=9.85 mas, bpa=-10.14 degrees ! Estimated noise=1.24161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381524 Jy ! Component: 100 - total flux cleaned = 0.00316048 Jy ! Component: 150 - total flux cleaned = 0.00239402 Jy ! Component: 200 - total flux cleaned = 0.00185832 Jy ! Total flux subtracted in 200 components = 0.00185832 Jy ! Clean residual min=-0.007492 max=0.008487 Jy/beam ! Clean residual mean=-0.000019 rms=0.002117 Jy/beam ! Combined flux in latest and established models = 2.30134 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 297 components and 2.30134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087563Jy sigma=0.708667 ! Fit after self-cal, rms=0.087485Jy sigma=0.707895 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189085 Jy ! Component: 100 - total flux cleaned = 0.00139399 Jy ! Component: 150 - total flux cleaned = 0.000764562 Jy ! Component: 200 - total flux cleaned = 0.000167092 Jy ! Total flux subtracted in 200 components = 0.000167092 Jy ! Clean residual min=-0.006867 max=0.008191 Jy/beam ! Clean residual mean=-0.000019 rms=0.002008 Jy/beam ! Combined flux in latest and established models = 2.30151 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 308 components and 2.30151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086672Jy sigma=0.701850 ! Fit after self-cal, rms=0.086636Jy sigma=0.701437 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086636Jy sigma=0.701437 ! Fit after self-cal, rms=0.086802Jy sigma=0.700158 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.883 mas, bmaj=8.778 mas, bpa=-9.761 degrees ! Estimated noise=1.48434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.971787 Jy ! Component: 100 - total flux cleaned = 1.36289 Jy ! Component: 150 - total flux cleaned = 1.5973 Jy ! Component: 200 - total flux cleaned = 1.75541 Jy ! Total flux subtracted in 200 components = 1.75541 Jy ! Clean residual min=-0.058018 max=0.102163 Jy/beam ! Clean residual mean=0.000178 rms=0.017105 Jy/beam ! Combined flux in latest and established models = 1.75541 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 38 model components to the UV plane model. ! The established model now contains 38 components and 1.75541 Jy ! Inverting map and beam ! Estimated beam: bmin=3.359 mas, bmaj=9.853 mas, bpa=-10.07 degrees ! Estimated noise=1.2423 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) ! Added new window around map position (4, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.165449 Jy ! Component: 100 - total flux cleaned = 0.270629 Jy ! Component: 150 - total flux cleaned = 0.343446 Jy ! Component: 200 - total flux cleaned = 0.395721 Jy ! Total flux subtracted in 200 components = 0.395721 Jy ! Clean residual min=-0.020132 max=0.029706 Jy/beam ! Clean residual mean=0.000077 rms=0.007069 Jy/beam ! Combined flux in latest and established models = 2.15113 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 101 components and 2.15113 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.013 mas, bmaj=15.33 mas, bpa=-0.5172 degrees ! Estimated noise=1.60529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0593761 Jy ! Component: 100 - total flux cleaned = 0.0944252 Jy ! Component: 150 - total flux cleaned = 0.118449 Jy ! Component: 200 - total flux cleaned = 0.136781 Jy ! Total flux subtracted in 200 components = 0.136781 Jy ! Clean residual min=-0.017960 max=0.018578 Jy/beam ! Clean residual mean=0.000001 rms=0.004842 Jy/beam ! Combined flux in latest and established models = 2.28791 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 = 0.0115907 Jy ! Component: 100 - total flux cleaned = 0.0159536 Jy ! Component: 150 - total flux cleaned = 0.0163983 Jy ! Component: 200 - total flux cleaned = 0.0168207 Jy ! Total flux subtracted in 200 components = 0.0168207 Jy ! Clean residual min=-0.013785 max=0.016160 Jy/beam ! Clean residual mean=-0.000023 rms=0.004094 Jy/beam ! Combined flux in latest and established models = 2.30473 Jy ! Adding 100 model components to the UV plane model. ! The established model now contains 187 components and 2.30473 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.359 mas, bmaj=9.853 mas, bpa=-10.07 degrees ! Estimated noise=1.2423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00544728 Jy ! Component: 100 - total flux cleaned = 0.0102043 Jy ! Component: 150 - total flux cleaned = 0.0143144 Jy ! Component: 200 - total flux cleaned = 0.0165096 Jy ! Total flux subtracted in 200 components = 0.0165096 Jy ! Clean residual min=-0.013337 max=0.012907 Jy/beam ! Clean residual mean=-0.000016 rms=0.003226 Jy/beam ! Combined flux in latest and established models = 2.32124 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 215 components and 2.32124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092846Jy sigma=0.785534 ! Fit after self-cal, rms=0.090889Jy sigma=0.762601 wmodel J0609-1542_S_map.mod ! Writing 215 model components to file: J0609-1542_S_map.mod wobs J0609-1542_S_uvs.fits ! Writing UV FITS file: J0609-1542_S_uvs.fits wwins J0609-1542_S_map.win ! wwins: Wrote 7 windows to J0609-1542_S_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 = 0.000218852 Jy ! Component: 100 - total flux cleaned = -0.000181011 Jy ! Component: 150 - total flux cleaned = -0.000927674 Jy ! Component: 200 - total flux cleaned = -0.00110259 Jy ! Component: 250 - total flux cleaned = -0.00110153 Jy ! Component: 300 - total flux cleaned = -0.00125872 Jy ! Component: 350 - total flux cleaned = -0.00126276 Jy ! Component: 400 - total flux cleaned = -0.00170818 Jy ! Component: 450 - total flux cleaned = -0.00156761 Jy ! Component: 500 - total flux cleaned = -0.00170556 Jy ! Component: 550 - total flux cleaned = -0.00157381 Jy ! Component: 600 - total flux cleaned = -0.00196145 Jy ! Component: 650 - total flux cleaned = -0.00208326 Jy ! Component: 700 - total flux cleaned = -0.00232259 Jy ! Component: 750 - total flux cleaned = -0.00243827 Jy ! Component: 800 - total flux cleaned = -0.00255303 Jy ! Component: 850 - total flux cleaned = -0.00243935 Jy ! Component: 900 - total flux cleaned = -0.00243945 Jy ! Component: 950 - total flux cleaned = -0.00211885 Jy ! Component: 1000 - total flux cleaned = -0.00191155 Jy ! Component: 1050 - total flux cleaned = -0.0017087 Jy ! Component: 1100 - total flux cleaned = -0.00170962 Jy ! Component: 1150 - total flux cleaned = -0.00170924 Jy ! Component: 1200 - total flux cleaned = -0.00170868 Jy ! Component: 1250 - total flux cleaned = -0.0016149 Jy ! Component: 1300 - total flux cleaned = -0.00134246 Jy ! Component: 1350 - total flux cleaned = -0.00125412 Jy ! Component: 1400 - total flux cleaned = -0.00125445 Jy ! Component: 1450 - total flux cleaned = -0.00134123 Jy ! Component: 1500 - total flux cleaned = -0.00125633 Jy ! Component: 1550 - total flux cleaned = -0.0011752 Jy ! Component: 1600 - total flux cleaned = -0.00117545 Jy ! Component: 1650 - total flux cleaned = -0.00125465 Jy ! Component: 1700 - total flux cleaned = -0.00117654 Jy ! Component: 1750 - total flux cleaned = -0.00109918 Jy ! Component: 1800 - total flux cleaned = -0.000949115 Jy ! Component: 1850 - total flux cleaned = -0.000803093 Jy ! Component: 1900 - total flux cleaned = -0.000875796 Jy ! Component: 1950 - total flux cleaned = -0.000945808 Jy ! Component: 2000 - total flux cleaned = -0.000943618 Jy ! Component: 2050 - total flux cleaned = -0.000666988 Jy ! Component: 2100 - total flux cleaned = -0.000869739 Jy ! Component: 2150 - total flux cleaned = -0.000536615 Jy ! Component: 2200 - total flux cleaned = -0.000733534 Jy ! Component: 2250 - total flux cleaned = -0.00092728 Jy ! Component: 2300 - total flux cleaned = -0.000926133 Jy ! Component: 2350 - total flux cleaned = -0.000925133 Jy ! Component: 2400 - total flux cleaned = -0.00110965 Jy ! Component: 2450 - total flux cleaned = -0.00122959 Jy ! Component: 2500 - total flux cleaned = -0.00140638 Jy ! Component: 2550 - total flux cleaned = -0.00122954 Jy ! Component: 2600 - total flux cleaned = -0.00140301 Jy ! Component: 2650 - total flux cleaned = -0.0018004 Jy ! Component: 2700 - total flux cleaned = -0.00174389 Jy ! Component: 2750 - total flux cleaned = -0.00196551 Jy ! Component: 2800 - total flux cleaned = -0.00218408 Jy ! Component: 2850 - total flux cleaned = -0.00223708 Jy ! Component: 2900 - total flux cleaned = -0.00250404 Jy ! Component: 2950 - total flux cleaned = -0.00260901 Jy ! Component: 3000 - total flux cleaned = -0.00281685 Jy ! Component: 3050 - total flux cleaned = -0.00302227 Jy ! Component: 3100 - total flux cleaned = -0.00317483 Jy ! Component: 3150 - total flux cleaned = -0.00352642 Jy ! Component: 3200 - total flux cleaned = -0.00377321 Jy ! Component: 3250 - total flux cleaned = -0.00406745 Jy ! Component: 3300 - total flux cleaned = -0.00430928 Jy ! Component: 3350 - total flux cleaned = -0.00450017 Jy ! Component: 3400 - total flux cleaned = -0.00473613 Jy ! Component: 3450 - total flux cleaned = -0.00496999 Jy ! Component: 3500 - total flux cleaned = -0.0052942 Jy ! Component: 3550 - total flux cleaned = -0.00533997 Jy ! Component: 3600 - total flux cleaned = -0.00552132 Jy ! Component: 3650 - total flux cleaned = -0.00570072 Jy ! Component: 3700 - total flux cleaned = -0.00592286 Jy ! Component: 3750 - total flux cleaned = -0.00609912 Jy ! Component: 3800 - total flux cleaned = -0.00623009 Jy ! Component: 3850 - total flux cleaned = -0.006576 Jy ! Component: 3900 - total flux cleaned = -0.00674641 Jy ! Component: 3950 - total flux cleaned = -0.00687427 Jy ! Component: 4000 - total flux cleaned = -0.00691645 Jy ! Component: 4050 - total flux cleaned = -0.00712474 Jy ! Total flux subtracted in 4096 components = -0.00729008 Jy ! Clean residual min=-0.002531 max=0.002378 Jy/beam ! Clean residual mean=0.000001 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 2.31395 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 498 components and 2.31395 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0609-1542_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.359 x 9.853 at -10.07 degrees (North through East) ! Clean map min=-0.0066181 max=1.3075 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0609-1542_S_map.fits wmodel /vlbi/bp222/maps//J0609-1542_S_map.mod ! Writing 498 model components to file: /vlbi/bp222/maps//J0609-1542_S_map.mod wobs /vlbi/bp222/maps//J0609-1542_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0609-1542_S_uvs.fits wwins /vlbi/bp222/maps//J0609-1542_S_map.win ! wwins: Wrote 8 windows to /vlbi/bp222/maps//J0609-1542_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.30749 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000738222 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.169382 0.169382 0.338765 0.67753 1.35506 2.71012 5.42024 10.8405 21.681 43.3619 86.7238 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.307 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1771.14 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0609-1542_S_dfm.log closed on Thu Sep 27 10:50:46 2018