! Started logfile: .//J0242-1616_C_dfm.log on Sun Jan 19 23:50:41 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J0242-1616_C_uvm.fits ! Reading UV FITS file: .//J0242-1616_C_uvm.fits ! AN table 1: 15 integrations on 28 of 28 possible baselines. ! AN table 2: 15 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0242-1616 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 5880 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0242-1616_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! A total of 15 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.997956Jy sigma=18.739798 ! Fit after self-cal, rms=0.950067Jy sigma=17.822808 ! 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=2.536 mas, bmaj=8.802 mas, bpa=-4.852 degrees ! Estimated noise=0.935486 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 = 0.0385339 Jy ! Component: 100 - total flux cleaned = 0.0477184 Jy ! Total flux subtracted in 100 components = 0.0477184 Jy ! Clean residual min=-0.003756 max=0.006493 Jy/beam ! Clean residual mean=-0.000000 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.0477184 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0477184 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=0.043366Jy sigma=0.696865 ! Fit after self-cal, rms=0.042902Jy sigma=0.686803 ! Inverting map ! Added new window around map position (-3.9, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00623323 Jy ! Component: 100 - total flux cleaned = 0.00979704 Jy ! Total flux subtracted in 100 components = 0.00979704 Jy ! Clean residual min=-0.003023 max=0.002616 Jy/beam ! Clean residual mean=0.000001 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.0575154 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.0575154 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=0.041923Jy sigma=0.661833 ! Fit after self-cal, rms=0.041825Jy sigma=0.660075 ! 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=3.08 mas, bmaj=9.327 mas, bpa=-3.61 degrees ! Estimated noise=0.608318 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 = 0.00355807 Jy ! Component: 100 - total flux cleaned = 0.00557727 Jy ! Component: 150 - total flux cleaned = 0.00681218 Jy ! Component: 200 - total flux cleaned = 0.00731767 Jy ! Total flux subtracted in 200 components = 0.00731767 Jy ! Clean residual min=-0.002053 max=0.001890 Jy/beam ! Clean residual mean=-0.000001 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.0648331 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 54 components and 0.0648331 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=0.041532Jy sigma=0.652936 ! Fit after self-cal, rms=0.041516Jy sigma=0.652534 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.08 x 9.327 at -3.61 degrees (North through East) ! Clean map min=-0.0021201 max=0.051652 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.90 HN 1.11 KP 0.90 ! NL 0.98 OV 1.14 PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.03 HN 0.94 KP 1.05 ! NL 0.97 OV 0.96 PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.15 HN 1.00 KP 0.92 ! NL 1.11 OV 1.02 PT 1.07 ! ! ! 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* NL 0.00* OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.88 HN 0.92 KP 0.96 ! NL 1.04 OV 1.06 PT 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.10 HN 0.94 KP 1.01 ! LA 0.96 NL 0.99 OV 0.91 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.90 HN 1.12 KP 0.96 ! NL 1.04 OV 0.97 PT 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.04 KP 1.01 ! LA 0.98 NL 0.99 OV 1.07 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.94 HN 1.05 KP 0.97 ! NL 1.02 OV 0.99 PT 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 0.97 KP 1.02 ! LA 1.00 NL 0.94 OV 0.91 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.96 HN 1.13 KP 1.04 ! NL 0.96 OV 0.97 PT 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.02 KP 0.96 ! LA 1.00 NL 0.94 OV 0.98 PT 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 HN 1.03 KP 0.93 ! NL 0.96 OV 1.02 PT 1.01 ! ! ! Fit before self-cal, rms=0.041516Jy sigma=0.652534 ! Fit after self-cal, rms=0.041652Jy sigma=0.647665 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.085 mas, bmaj=9.304 mas, bpa=-3.699 degrees ! Estimated noise=0.6015 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 = 0.000719515 Jy ! Component: 100 - total flux cleaned = 0.000822346 Jy ! Component: 150 - total flux cleaned = 0.000839662 Jy ! Component: 200 - total flux cleaned = 0.000867705 Jy ! Total flux subtracted in 200 components = 0.000867705 Jy ! Clean residual min=-0.001671 max=0.001517 Jy/beam ! Clean residual mean=0.000002 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0657008 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 80 components and 0.0657008 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=0.041628Jy sigma=0.647196 ! Fit after self-cal, rms=0.041673Jy sigma=0.646964 ! 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=0.041673Jy sigma=0.646964 ! Fit after self-cal, rms=0.041651Jy sigma=0.646903 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.079 mas, bmaj=9.302 mas, bpa=-3.711 degrees ! Estimated noise=0.601188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000478709 Jy ! Component: 100 - total flux cleaned = 0.000533702 Jy ! Component: 150 - total flux cleaned = 0.00055766 Jy ! Component: 200 - total flux cleaned = 0.000567791 Jy ! Total flux subtracted in 200 components = 0.000567791 Jy ! Clean residual min=-0.001624 max=0.001466 Jy/beam ! Clean residual mean=0.000001 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.0662686 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 92 components and 0.0662685 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=0.041640Jy sigma=0.646719 ! Fit after self-cal, rms=0.041638Jy sigma=0.646698 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 = 7.51508e-05 Jy ! Component: 100 - total flux cleaned = 8.49832e-05 Jy ! Component: 150 - total flux cleaned = 7.59934e-05 Jy ! Component: 200 - total flux cleaned = 6.74779e-05 Jy ! Total flux subtracted in 200 components = 6.74779e-05 Jy ! Clean residual min=-0.001604 max=0.001458 Jy/beam ! Clean residual mean=0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.066336 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.066336 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=0.041632Jy sigma=0.646623 ! Fit after self-cal, rms=0.041632Jy sigma=0.646616 ! 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=0.041632Jy sigma=0.646616 ! Fit after self-cal, rms=0.041481Jy sigma=0.646577 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.073 mas, bmaj=9.307 mas, bpa=-3.722 degrees ! Estimated noise=0.600695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000306363 Jy ! Component: 100 - total flux cleaned = 0.000384881 Jy ! Component: 150 - total flux cleaned = 0.000393372 Jy ! Component: 200 - total flux cleaned = 0.000393206 Jy ! Total flux subtracted in 200 components = 0.000393206 Jy ! Clean residual min=-0.001595 max=0.001441 Jy/beam ! Clean residual mean=0.000001 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0667292 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 105 components and 0.0667292 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=0.041474Jy sigma=0.646498 ! Fit after self-cal, rms=0.041471Jy sigma=0.646493 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.62426e-05 Jy ! Component: 100 - total flux cleaned = 3.4352e-05 Jy ! Component: 150 - total flux cleaned = 3.44122e-05 Jy ! Component: 200 - total flux cleaned = 4.17163e-05 Jy ! Total flux subtracted in 200 components = 4.17163e-05 Jy ! Clean residual min=-0.001588 max=0.001436 Jy/beam ! Clean residual mean=0.000001 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.0667709 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 109 components and 0.0667709 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=0.041468Jy sigma=0.646450 ! Fit after self-cal, rms=0.041469Jy sigma=0.646448 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041469Jy sigma=0.646448 ! Fit after self-cal, rms=0.041377Jy sigma=0.646426 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.205 mas, bmaj=9.797 mas, bpa=-1.355 degrees ! Estimated noise=0.618577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000337591 Jy ! Component: 100 - total flux cleaned = 0.000403346 Jy ! Component: 150 - total flux cleaned = 0.000409663 Jy ! Component: 200 - total flux cleaned = 0.000415234 Jy ! Total flux subtracted in 200 components = 0.000415234 Jy ! Clean residual min=-0.001382 max=0.001536 Jy/beam ! Clean residual mean=0.000001 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0671862 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 119 components and 0.0671862 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=0.041376Jy sigma=0.646370 ! Fit after self-cal, rms=0.041374Jy sigma=0.646366 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 = 3.25891e-05 Jy ! Component: 100 - total flux cleaned = 3.78561e-05 Jy ! Component: 150 - total flux cleaned = 3.79176e-05 Jy ! Component: 200 - total flux cleaned = 4.30588e-05 Jy ! Total flux subtracted in 200 components = 4.30588e-05 Jy ! Clean residual min=-0.001382 max=0.001534 Jy/beam ! Clean residual mean=0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.0672292 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 124 components and 0.0672292 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=0.041372Jy sigma=0.646345 ! Fit after self-cal, rms=0.041373Jy sigma=0.646344 ! 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=3.068 mas, bmaj=9.311 mas, bpa=-3.734 degrees ! Estimated noise=0.600602 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.068 x 9.311 at -3.734 degrees (North through East) ! Clean map min=-0.0015187 max=0.051011 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.531 mas, bmaj=8.772 mas, bpa=-4.93 degrees ! Estimated noise=0.922723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0381509 Jy ! Component: 100 - total flux cleaned = 0.0491456 Jy ! Component: 150 - total flux cleaned = 0.0550317 Jy ! Component: 200 - total flux cleaned = 0.0588902 Jy ! Total flux subtracted in 200 components = 0.0588902 Jy ! Clean residual min=-0.002792 max=0.002427 Jy/beam ! Clean residual mean=0.000003 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.0588902 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0588902 Jy ! Inverting map and beam ! Estimated beam: bmin=3.068 mas, bmaj=9.311 mas, bpa=-3.734 degrees ! Estimated noise=0.600602 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 = 0.00325615 Jy ! Component: 100 - total flux cleaned = 0.00518225 Jy ! Component: 150 - total flux cleaned = 0.00639459 Jy ! Component: 200 - total flux cleaned = 0.00701837 Jy ! Total flux subtracted in 200 components = 0.00701837 Jy ! Clean residual min=-0.001827 max=0.001447 Jy/beam ! Clean residual mean=0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0659085 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 51 components and 0.0659085 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.205 mas, bmaj=9.797 mas, bpa=-1.355 degrees ! Estimated noise=0.618577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000742727 Jy ! Component: 100 - total flux cleaned = 0.000993066 Jy ! Component: 150 - total flux cleaned = 0.00115961 Jy ! Component: 200 - total flux cleaned = 0.0012417 Jy ! Total flux subtracted in 200 components = 0.0012417 Jy ! Clean residual min=-0.001434 max=0.001479 Jy/beam ! Clean residual mean=0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0671502 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.85135e-05 Jy ! Component: 100 - total flux cleaned = 6.89096e-05 Jy ! Component: 150 - total flux cleaned = 8.85543e-05 Jy ! Component: 200 - total flux cleaned = 0.000106424 Jy ! Total flux subtracted in 200 components = 0.000106424 Jy ! Clean residual min=-0.001387 max=0.001508 Jy/beam ! Clean residual mean=0.000001 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.0672567 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 77 components and 0.0672567 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.068 mas, bmaj=9.311 mas, bpa=-3.734 degrees ! Estimated noise=0.600602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.03241e-07 Jy ! Component: 100 - total flux cleaned = -6.03602e-05 Jy ! Component: 150 - total flux cleaned = -8.20642e-05 Jy ! Component: 200 - total flux cleaned = -0.0001132 Jy ! Total flux subtracted in 200 components = -0.0001132 Jy ! Clean residual min=-0.001623 max=0.001409 Jy/beam ! Clean residual mean=0.000002 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.0671435 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.0671435 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=0.041383Jy sigma=0.646494 ! Fit after self-cal, rms=0.041383Jy sigma=0.646478 wmodel J0242-1616_C_map.mod ! Writing 95 model components to file: J0242-1616_C_map.mod wobs J0242-1616_C_uvs.fits ! Writing UV FITS file: J0242-1616_C_uvs.fits wwins J0242-1616_C_map.win ! wwins: Wrote 2 windows to J0242-1616_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000430025 Jy ! Component: 100 - total flux cleaned = -0.000532894 Jy ! Component: 150 - total flux cleaned = -0.000482599 Jy ! Component: 200 - total flux cleaned = -0.00045844 Jy ! Component: 250 - total flux cleaned = -0.0004143 Jy ! Component: 300 - total flux cleaned = -0.000327758 Jy ! Component: 350 - total flux cleaned = -0.000285749 Jy ! Component: 400 - total flux cleaned = -0.000245038 Jy ! Component: 450 - total flux cleaned = -0.00014684 Jy ! Component: 500 - total flux cleaned = -7.05484e-05 Jy ! Component: 550 - total flux cleaned = 3.56158e-06 Jy ! Component: 600 - total flux cleaned = 0.000112598 Jy ! Component: 650 - total flux cleaned = 0.000201205 Jy ! Component: 700 - total flux cleaned = 0.000305184 Jy ! Component: 750 - total flux cleaned = 0.00040665 Jy ! Component: 800 - total flux cleaned = 0.000456073 Jy ! Component: 850 - total flux cleaned = 0.000423596 Jy ! Component: 900 - total flux cleaned = 0.000455474 Jy ! Component: 950 - total flux cleaned = 0.000439563 Jy ! Component: 1000 - total flux cleaned = 0.000454992 Jy ! Component: 1050 - total flux cleaned = 0.000470052 Jy ! Component: 1100 - total flux cleaned = 0.000484955 Jy ! Component: 1150 - total flux cleaned = 0.000485328 Jy ! Component: 1200 - total flux cleaned = 0.000585036 Jy ! Component: 1250 - total flux cleaned = 0.000598875 Jy ! Component: 1300 - total flux cleaned = 0.000626352 Jy ! Component: 1350 - total flux cleaned = 0.000667219 Jy ! Component: 1400 - total flux cleaned = 0.000707308 Jy ! Component: 1450 - total flux cleaned = 0.000786226 Jy ! Component: 1500 - total flux cleaned = 0.000824921 Jy ! Component: 1550 - total flux cleaned = 0.000875643 Jy ! Component: 1600 - total flux cleaned = 0.000925729 Jy ! Component: 1650 - total flux cleaned = 0.000987633 Jy ! Component: 1700 - total flux cleaned = 0.00104853 Jy ! Component: 1750 - total flux cleaned = 0.00106081 Jy ! Component: 1800 - total flux cleaned = 0.00113198 Jy ! Component: 1850 - total flux cleaned = 0.00116701 Jy ! Component: 1900 - total flux cleaned = 0.00121304 Jy ! Component: 1950 - total flux cleaned = 0.00124726 Jy ! Component: 2000 - total flux cleaned = 0.0012922 Jy ! Component: 2050 - total flux cleaned = 0.00130346 Jy ! Component: 2100 - total flux cleaned = 0.0013586 Jy ! Component: 2150 - total flux cleaned = 0.00141305 Jy ! Component: 2200 - total flux cleaned = 0.0014453 Jy ! Component: 2250 - total flux cleaned = 0.0014985 Jy ! Component: 2300 - total flux cleaned = 0.00147717 Jy ! Component: 2350 - total flux cleaned = 0.0014565 Jy ! Component: 2400 - total flux cleaned = 0.00147738 Jy ! Component: 2450 - total flux cleaned = 0.00145689 Jy ! Component: 2500 - total flux cleaned = 0.00147731 Jy ! Component: 2550 - total flux cleaned = 0.00148726 Jy ! Component: 2600 - total flux cleaned = 0.00145714 Jy ! Component: 2650 - total flux cleaned = 0.00144731 Jy ! Component: 2700 - total flux cleaned = 0.00145718 Jy ! Component: 2750 - total flux cleaned = 0.00146683 Jy ! Component: 2800 - total flux cleaned = 0.00144749 Jy ! Component: 2850 - total flux cleaned = 0.00144746 Jy ! Component: 2900 - total flux cleaned = 0.00146665 Jy ! Component: 2950 - total flux cleaned = 0.00146662 Jy ! Component: 3000 - total flux cleaned = 0.00148546 Jy ! Component: 3050 - total flux cleaned = 0.00150412 Jy ! Component: 3100 - total flux cleaned = 0.00150423 Jy ! Component: 3150 - total flux cleaned = 0.0015319 Jy ! Component: 3200 - total flux cleaned = 0.00153192 Jy ! Component: 3250 - total flux cleaned = 0.00153193 Jy ! Component: 3300 - total flux cleaned = 0.00155015 Jy ! Component: 3350 - total flux cleaned = 0.00158626 Jy ! Component: 3400 - total flux cleaned = 0.00158615 Jy ! Component: 3450 - total flux cleaned = 0.0015684 Jy ! Component: 3500 - total flux cleaned = 0.001604 Jy ! Component: 3550 - total flux cleaned = 0.00163927 Jy ! Component: 3600 - total flux cleaned = 0.00165674 Jy ! Component: 3650 - total flux cleaned = 0.00166548 Jy ! Component: 3700 - total flux cleaned = 0.00168286 Jy ! Component: 3750 - total flux cleaned = 0.00172601 Jy ! Component: 3800 - total flux cleaned = 0.00175179 Jy ! Component: 3850 - total flux cleaned = 0.00176887 Jy ! Component: 3900 - total flux cleaned = 0.00177736 Jy ! Component: 3950 - total flux cleaned = 0.0017943 Jy ! Component: 4000 - total flux cleaned = 0.00181118 Jy ! Component: 4050 - total flux cleaned = 0.00181117 Jy ! Total flux subtracted in 4096 components = 0.00186987 Jy ! Clean residual min=-0.000460 max=0.000486 Jy/beam ! Clean residual mean=0.000002 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0690134 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 400 components and 0.0690134 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0242-1616_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.068 x 9.311 at -3.734 degrees (North through East) ! Clean map min=-0.0014185 max=0.050913 Jy/beam ! Writing clean map to FITS file: .//J0242-1616_C_map.fits wmodel .//J0242-1616_C_map.mod ! Writing 400 model components to file: .//J0242-1616_C_map.mod wobs .//J0242-1616_C_uvs.fits ! Writing UV FITS file: .//J0242-1616_C_uvs.fits wwins .//J0242-1616_C_map.win ! wwins: Wrote 3 windows to .//J0242-1616_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0509135 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159426 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.939394 0.939394 1.87879 3.75757 7.51515 15.0303 30.0606 60.1212 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 319.354 quit ! Quitting program ! Log file .//J0242-1616_C_dfm.log closed on Sun Jan 19 23:50:45 2020