! Started logfile: /vlbi/bs262/maps//J0650-1637_X_20180408_dfm.log on Mon Jun 4 23:19:32 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 /vlbi/bs262/maps//J0650-1637_X_20180408_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0650-1637_X_20180408_uva.fits ! AN table 1: 15 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0650-1637 ! ! 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 1200 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 J0650-1637_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.492716Jy sigma=31.406748 ! Fit after self-cal, rms=0.319720Jy sigma=6.548248 ! 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=0.7403 mas, bmaj=13.54 mas, bpa=21.47 degrees ! Estimated noise=1.40736 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.607961 Jy ! Component: 100 - total flux cleaned = 0.829446 Jy ! Total flux subtracted in 100 components = 0.829446 Jy ! Clean residual min=-0.066323 max=0.116810 Jy/beam ! Clean residual mean=-0.000213 rms=0.033118 Jy/beam ! Combined flux in latest and established models = 0.829446 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.829446 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=0.319564Jy sigma=6.772433 ! Fit after self-cal, rms=0.319122Jy sigma=6.763451 ! 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=1.005 mas, bmaj=12.51 mas, bpa=21.71 degrees ! Estimated noise=1.0039 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 = 0.246433 Jy ! Component: 100 - total flux cleaned = 0.345594 Jy ! Component: 150 - total flux cleaned = 0.380926 Jy ! Component: 200 - total flux cleaned = 0.393621 Jy ! Total flux subtracted in 200 components = 0.393621 Jy ! Clean residual min=-0.012630 max=0.012599 Jy/beam ! Clean residual mean=0.000029 rms=0.005835 Jy/beam ! Combined flux in latest and established models = 1.22307 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 68 components and 1.22307 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=0.040082Jy sigma=0.817384 ! Fit after self-cal, rms=0.039893Jy sigma=0.814351 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.005 x 12.51 at 21.71 degrees (North through East) ! Clean map min=-0.016931 max=0.90979 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.00 LA 1.00 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.01 LA 0.99 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.00 LA 0.99 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.00 LA 0.99 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.01 LA 1.00 PT 1.00 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.00 LA 1.01 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.00 LA 1.00 PT 1.00 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.00 LA 1.00 PT 0.99 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.039893Jy sigma=0.814351 ! Fit after self-cal, rms=0.033843Jy sigma=0.696146 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=12.54 mas, bpa=21.71 degrees ! Estimated noise=0.993624 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 = 0.0107706 Jy ! Component: 100 - total flux cleaned = 0.0118225 Jy ! Component: 150 - total flux cleaned = 0.0101408 Jy ! Component: 200 - total flux cleaned = 0.00842973 Jy ! Total flux subtracted in 200 components = 0.00842973 Jy ! Clean residual min=-0.002624 max=0.002632 Jy/beam ! Clean residual mean=0.000011 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 1.2315 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 120 components and 1.2315 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=0.028464Jy sigma=0.571821 ! Fit after self-cal, rms=0.028330Jy sigma=0.570615 ! 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=0.028330Jy sigma=0.570615 ! Fit after self-cal, rms=0.028182Jy sigma=0.567067 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=12.54 mas, bpa=21.71 degrees ! Estimated noise=0.99285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.72675e-05 Jy ! Component: 100 - total flux cleaned = -0.000149211 Jy ! Component: 150 - total flux cleaned = 1.12889e-05 Jy ! Component: 200 - total flux cleaned = 0.000232461 Jy ! Total flux subtracted in 200 components = 0.000232461 Jy ! Clean residual min=-0.000663 max=0.000669 Jy/beam ! Clean residual mean=0.000002 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 1.23173 Jy selfcal ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 169 components and 1.23173 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=0.027917Jy sigma=0.560862 ! Fit after self-cal, rms=0.027917Jy sigma=0.560769 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.8853e-05 Jy ! Component: 100 - total flux cleaned = 3.32985e-05 Jy ! Component: 150 - total flux cleaned = -1.28305e-05 Jy ! Component: 200 - total flux cleaned = -7.65904e-05 Jy ! Total flux subtracted in 200 components = -7.65904e-05 Jy ! Clean residual min=-0.000343 max=0.000342 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 1.23165 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 212 components and 1.23165 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=0.027879Jy sigma=0.559855 ! Fit after self-cal, rms=0.027880Jy sigma=0.559833 ! 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=0.027880Jy sigma=0.559833 ! Fit after self-cal, rms=0.027872Jy sigma=0.559711 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=12.54 mas, bpa=21.71 degrees ! Estimated noise=0.992678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000143449 Jy ! Component: 100 - total flux cleaned = 0.000237925 Jy ! Component: 150 - total flux cleaned = 0.000337732 Jy ! Component: 200 - total flux cleaned = 0.000414365 Jy ! Total flux subtracted in 200 components = 0.000414365 Jy ! Clean residual min=-0.000251 max=0.000251 Jy/beam ! Clean residual mean=0.000001 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 1.23207 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 260 components and 1.23207 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=0.027845Jy sigma=0.559315 ! Fit after self-cal, rms=0.027846Jy sigma=0.559299 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 = -0.000160233 Jy ! Component: 100 - total flux cleaned = -0.000145344 Jy ! Component: 150 - total flux cleaned = -6.26798e-05 Jy ! Component: 200 - total flux cleaned = -2.31064e-05 Jy ! Total flux subtracted in 200 components = -2.31064e-05 Jy ! Clean residual min=-0.000217 max=0.000216 Jy/beam ! Clean residual mean=0.000000 rms=0.000075 Jy/beam ! Combined flux in latest and established models = 1.23204 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 294 components and 1.23204 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=0.027832Jy sigma=0.559030 ! Fit after self-cal, rms=0.027833Jy sigma=0.559019 ! 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=0.027833Jy sigma=0.559019 ! Fit after self-cal, rms=0.027834Jy sigma=0.558996 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.428 mas, bmaj=11.22 mas, bpa=18.57 degrees ! Estimated noise=1.21558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000151278 Jy ! Component: 100 - total flux cleaned = 0.000376788 Jy ! Component: 150 - total flux cleaned = 0.000565501 Jy ! Component: 200 - total flux cleaned = 0.000702849 Jy ! Total flux subtracted in 200 components = 0.000702849 Jy ! Clean residual min=-0.000129 max=0.000129 Jy/beam ! Clean residual mean=0.000001 rms=0.000047 Jy/beam ! Combined flux in latest and established models = 1.23275 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 328 components and 1.23275 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=0.027822Jy sigma=0.558890 ! Fit after self-cal, rms=0.027822Jy sigma=0.558885 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 = 9.64655e-05 Jy ! Component: 100 - total flux cleaned = 0.000112385 Jy ! Component: 150 - total flux cleaned = 0.000112282 Jy ! Component: 200 - total flux cleaned = 9.36918e-05 Jy ! Total flux subtracted in 200 components = 9.36918e-05 Jy ! Clean residual min=-0.000102 max=0.000101 Jy/beam ! Clean residual mean=0.000000 rms=0.000038 Jy/beam ! Combined flux in latest and established models = 1.23284 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 385 components and 1.23284 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=0.027816Jy sigma=0.558838 ! Fit after self-cal, rms=0.027818Jy sigma=0.558833 ! Inverting map ! Added new window around map position (26.2, 45.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014573 Jy ! Component: 100 - total flux cleaned = 0.000201265 Jy ! Component: 150 - total flux cleaned = 0.000231247 Jy ! Component: 200 - total flux cleaned = 0.000229316 Jy ! Total flux subtracted in 200 components = 0.000229316 Jy ! Clean residual min=-0.000127 max=0.000147 Jy/beam ! Clean residual mean=0.000001 rms=0.000040 Jy/beam ! Combined flux in latest and established models = 1.23307 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 424 components and 1.23307 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=0.027815Jy sigma=0.558824 ! Fit after self-cal, rms=0.027816Jy sigma=0.558820 ! 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=1.011 mas, bmaj=12.54 mas, bpa=21.71 degrees ! Estimated noise=0.992616 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 12.54 at 21.71 degrees (North through East) ! Clean map min=-0.0046153 max=0.89874 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=0.027816Jy sigma=0.558820 ! Fit after self-cal, rms=0.023544Jy sigma=0.462771 ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=12.54 mas, bpa=21.71 degrees ! Estimated noise=0.992532 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.69249e-05 Jy ! Component: 100 - total flux cleaned = -9.21441e-05 Jy ! Component: 150 - total flux cleaned = -0.000111741 Jy ! Component: 200 - total flux cleaned = -0.000122816 Jy ! Total flux subtracted in 200 components = -0.000122816 Jy ! Clean residual min=-0.000291 max=0.000301 Jy/beam ! Clean residual mean=0.000001 rms=0.000066 Jy/beam ! Combined flux in latest and established models = 1.23295 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 455 components and 1.23295 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=0.023539Jy sigma=0.462779 ! Fit after self-cal, rms=0.023540Jy sigma=0.462775 ! Inverting map ! Added new window around map position (49.2, -36.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.48074e-05 Jy ! Component: 100 - total flux cleaned = 7.57326e-05 Jy ! Component: 150 - total flux cleaned = 9.03149e-05 Jy ! Component: 200 - total flux cleaned = 9.00498e-05 Jy ! Total flux subtracted in 200 components = 9.00498e-05 Jy ! Clean residual min=-0.000291 max=0.000268 Jy/beam ! Clean residual mean=0.000001 rms=0.000066 Jy/beam ! Combined flux in latest and established models = 1.23304 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 487 components and 1.23304 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=0.023536Jy sigma=0.462621 ! Fit after self-cal, rms=0.023537Jy sigma=0.462614 ! 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=0.023537Jy sigma=0.462614 ! Fit after self-cal, rms=0.023540Jy sigma=0.462602 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=0.7423 mas, bmaj=13.56 mas, bpa=21.48 degrees ! Estimated noise=1.40042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.527532 Jy ! Component: 100 - total flux cleaned = 0.784265 Jy ! Component: 150 - total flux cleaned = 0.901575 Jy ! Component: 200 - total flux cleaned = 0.921878 Jy ! Total flux subtracted in 200 components = 0.921878 Jy ! Clean residual min=-0.164105 max=0.298812 Jy/beam ! Clean residual mean=-0.000287 rms=0.053347 Jy/beam ! Combined flux in latest and established models = 0.921878 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.921878 Jy ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=12.54 mas, bpa=21.71 degrees ! Estimated noise=0.99251 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 (-27.4, -37.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.313614 Jy ! Component: 100 - total flux cleaned = 0.411877 Jy ! Component: 150 - total flux cleaned = 0.447502 Jy ! Component: 200 - total flux cleaned = 0.429733 Jy ! Total flux subtracted in 200 components = 0.429733 Jy ! Clean residual min=-0.081260 max=0.063283 Jy/beam ! Clean residual mean=-0.000090 rms=0.015962 Jy/beam ! Combined flux in latest and established models = 1.35161 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 58 components and 1.35161 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=3.428 mas, bmaj=11.22 mas, bpa=18.57 degrees ! Estimated noise=1.21554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0118846 Jy ! Component: 100 - total flux cleaned = -0.0110369 Jy ! Component: 150 - total flux cleaned = -0.00223631 Jy ! Component: 200 - total flux cleaned = 0.00871746 Jy ! Total flux subtracted in 200 components = 0.00871746 Jy ! Clean residual min=-0.030487 max=0.033081 Jy/beam ! Clean residual mean=0.000008 rms=0.008961 Jy/beam ! Combined flux in latest and established models = 1.36033 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 = 0.00988896 Jy ! Component: 100 - total flux cleaned = 0.021277 Jy ! Component: 150 - total flux cleaned = 0.030368 Jy ! Component: 200 - total flux cleaned = 0.0384076 Jy ! Total flux subtracted in 200 components = 0.0384076 Jy ! Clean residual min=-0.039277 max=0.042237 Jy/beam ! Clean residual mean=0.000018 rms=0.011771 Jy/beam ! Combined flux in latest and established models = 1.39874 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 128 components and 1.39874 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=12.54 mas, bpa=21.71 degrees ! Estimated noise=0.99251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00960447 Jy ! Component: 100 - total flux cleaned = -0.0214894 Jy ! Component: 150 - total flux cleaned = -0.0256164 Jy ! Component: 200 - total flux cleaned = -0.0271227 Jy ! Total flux subtracted in 200 components = -0.0271227 Jy ! Clean residual min=-0.020439 max=0.022389 Jy/beam ! Clean residual mean=-0.000062 rms=0.005674 Jy/beam ! Combined flux in latest and established models = 1.37161 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 169 components and 1.37161 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=0.088097Jy sigma=1.775977 ! Fit after self-cal, rms=0.072990Jy sigma=1.482487 wmodel J0650-1637_X_map.mod ! Writing 169 model components to file: J0650-1637_X_map.mod wobs J0650-1637_X_uvs.fits ! Writing UV FITS file: J0650-1637_X_uvs.fits wwins J0650-1637_X_map.win ! wwins: Wrote 3 windows to J0650-1637_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 = -0.00445778 Jy ! Component: 100 - total flux cleaned = -0.00593454 Jy ! Component: 150 - total flux cleaned = -0.00726244 Jy ! Component: 200 - total flux cleaned = -0.0084502 Jy ! Component: 250 - total flux cleaned = -0.00801148 Jy ! Component: 300 - total flux cleaned = -0.00781291 Jy ! Component: 350 - total flux cleaned = -0.0072111 Jy ! Component: 400 - total flux cleaned = -0.00624283 Jy ! Component: 450 - total flux cleaned = -0.00530622 Jy ! Component: 500 - total flux cleaned = -0.0036736 Jy ! Component: 550 - total flux cleaned = -0.00279387 Jy ! Component: 600 - total flux cleaned = -0.00142346 Jy ! Component: 650 - total flux cleaned = -0.000424492 Jy ! Component: 700 - total flux cleaned = 6.30759e-05 Jy ! Component: 750 - total flux cleaned = 0.000380339 Jy ! Component: 800 - total flux cleaned = 0.000381991 Jy ! Component: 850 - total flux cleaned = 0.000991042 Jy ! Component: 900 - total flux cleaned = 0.00128981 Jy ! Component: 950 - total flux cleaned = 0.00173014 Jy ! Component: 1000 - total flux cleaned = 0.00216332 Jy ! Component: 1050 - total flux cleaned = 0.00258871 Jy ! Component: 1100 - total flux cleaned = 0.00272802 Jy ! Component: 1150 - total flux cleaned = 0.00300502 Jy ! Component: 1200 - total flux cleaned = 0.00300346 Jy ! Component: 1250 - total flux cleaned = 0.00313999 Jy ! Component: 1300 - total flux cleaned = 0.00273216 Jy ! Component: 1350 - total flux cleaned = 0.00273207 Jy ! Component: 1400 - total flux cleaned = 0.00259804 Jy ! Component: 1450 - total flux cleaned = 0.00259807 Jy ! Component: 1500 - total flux cleaned = 0.00232996 Jy ! Component: 1550 - total flux cleaned = 0.00233028 Jy ! Component: 1600 - total flux cleaned = 0.00219747 Jy ! Component: 1650 - total flux cleaned = 0.00206293 Jy ! Component: 1700 - total flux cleaned = 0.00206317 Jy ! Component: 1750 - total flux cleaned = 0.00206376 Jy ! Component: 1800 - total flux cleaned = 0.00233234 Jy ! Component: 1850 - total flux cleaned = 0.00287194 Jy ! Component: 1900 - total flux cleaned = 0.00327896 Jy ! Component: 1950 - total flux cleaned = 0.00368814 Jy ! Component: 2000 - total flux cleaned = 0.0042353 Jy ! Component: 2050 - total flux cleaned = 0.00506353 Jy ! Component: 2100 - total flux cleaned = 0.00548148 Jy ! Component: 2150 - total flux cleaned = 0.00604348 Jy ! Component: 2200 - total flux cleaned = 0.00675225 Jy ! Component: 2250 - total flux cleaned = 0.00732862 Jy ! Component: 2300 - total flux cleaned = 0.00791048 Jy ! Component: 2350 - total flux cleaned = 0.00835318 Jy ! Component: 2400 - total flux cleaned = 0.00910554 Jy ! Component: 2450 - total flux cleaned = 0.0095646 Jy ! Component: 2500 - total flux cleaned = 0.0101893 Jy ! Component: 2550 - total flux cleaned = 0.010987 Jy ! Component: 2600 - total flux cleaned = 0.0114777 Jy ! Component: 2650 - total flux cleaned = 0.0121398 Jy ! Component: 2700 - total flux cleaned = 0.0124778 Jy ! Component: 2750 - total flux cleaned = 0.0129948 Jy ! Component: 2800 - total flux cleaned = 0.013348 Jy ! Component: 2850 - total flux cleaned = 0.0138926 Jy ! Component: 2900 - total flux cleaned = 0.0140777 Jy ! Component: 2950 - total flux cleaned = 0.0144545 Jy ! Component: 3000 - total flux cleaned = 0.0146451 Jy ! Component: 3050 - total flux cleaned = 0.0150375 Jy ! Component: 3100 - total flux cleaned = 0.0154455 Jy ! Component: 3150 - total flux cleaned = 0.0154509 Jy ! Component: 3200 - total flux cleaned = 0.0156641 Jy ! Component: 3250 - total flux cleaned = 0.0158817 Jy ! Component: 3300 - total flux cleaned = 0.0161039 Jy ! Component: 3350 - total flux cleaned = 0.0161019 Jy ! Component: 3400 - total flux cleaned = 0.0165722 Jy ! Component: 3450 - total flux cleaned = 0.0165737 Jy ! Component: 3500 - total flux cleaned = 0.0170702 Jy ! Component: 3550 - total flux cleaned = 0.0170696 Jy ! Component: 3600 - total flux cleaned = 0.0175941 Jy ! Component: 3650 - total flux cleaned = 0.017865 Jy ! Component: 3700 - total flux cleaned = 0.0181433 Jy ! Component: 3750 - total flux cleaned = 0.018144 Jy ! Component: 3800 - total flux cleaned = 0.0184319 Jy ! Component: 3850 - total flux cleaned = 0.0187313 Jy ! Component: 3900 - total flux cleaned = 0.019041 Jy ! Component: 3950 - total flux cleaned = 0.0193622 Jy ! Component: 4000 - total flux cleaned = 0.0196918 Jy ! Component: 4050 - total flux cleaned = 0.0196951 Jy ! Total flux subtracted in 4096 components = 0.020039 Jy ! Clean residual min=-0.017403 max=0.019333 Jy/beam ! Clean residual mean=-0.000031 rms=0.005678 Jy/beam ! Combined flux in latest and established models = 1.39165 Jy keep ! Adding 190 model components to the UV plane model. ! The established model now contains 359 components and 1.39165 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0650-1637_X_20180408_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 12.54 at 21.71 degrees (North through East) ! Clean map min=-0.062121 max=0.46076 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0650-1637_X_20180408_map.fits wmodel /vlbi/bs262/maps//J0650-1637_X_20180408_map.mod ! Writing 359 model components to file: /vlbi/bs262/maps//J0650-1637_X_20180408_map.mod wobs /vlbi/bs262/maps//J0650-1637_X_20180408_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0650-1637_X_20180408_uvs.fits wwins /vlbi/bs262/maps//J0650-1637_X_20180408_map.win ! wwins: Wrote 4 windows to /vlbi/bs262/maps//J0650-1637_X_20180408_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.460763 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00589921 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -3.84094 3.84094 7.68188 15.3638 30.7275 61.455 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0176 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.46 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 78.105 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0650-1637_X_20180408_dfm.log closed on Mon Jun 4 23:19:37 2018