! Started logfile: .//J1725-2036_C_dfm.log on Mon Jan 20 00:07:53 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 .//J1725-2036_C_uvm.fits ! Reading UV FITS file: .//J1725-2036_C_uvm.fits ! AN table 1: 15 integrations on 36 of 36 possible baselines. ! AN table 2: 91 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.795594 visibilities/baseline/integration-bin. ! Found source: J1725-2036 ! ! 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 94 lines of history. ! ! Reading 15600 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 J1725-2036_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 77 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 77 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 77 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 77 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 77 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 77 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 77 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 77 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.008214Jy sigma=11.156894 ! Fit after self-cal, rms=0.941278Jy sigma=10.729978 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.78 mas, bmaj=6.138 mas, bpa=5.421 degrees ! Estimated noise=0.75586 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 = 0.0313488 Jy ! Component: 100 - total flux cleaned = 0.0399357 Jy ! Total flux subtracted in 100 components = 0.0399357 Jy ! Clean residual min=-0.003350 max=0.004532 Jy/beam ! Clean residual mean=0.000014 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.0399357 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0399357 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=0.109982Jy sigma=0.649399 ! Fit after self-cal, rms=0.109210Jy sigma=0.636295 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00566937 Jy ! Component: 100 - total flux cleaned = 0.00912387 Jy ! Total flux subtracted in 100 components = 0.00912387 Jy ! Clean residual min=-0.003482 max=0.004554 Jy/beam ! Clean residual mean=0.000017 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 0.0490595 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 34 components and 0.0490596 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=0.107568Jy sigma=0.625917 ! Fit after self-cal, rms=0.107574Jy sigma=0.625760 ! 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=2.412 mas, bmaj=8.074 mas, bpa=2.544 degrees ! Estimated noise=0.607503 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 = 0.00929216 Jy ! Component: 100 - total flux cleaned = 0.0115797 Jy ! Component: 150 - total flux cleaned = 0.0115805 Jy ! Component: 200 - total flux cleaned = 0.0114672 Jy ! Total flux subtracted in 200 components = 0.0114672 Jy ! Clean residual min=-0.003958 max=0.006093 Jy/beam ! Clean residual mean=0.000023 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 0.0605268 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 64 components and 0.0605268 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=0.105609Jy sigma=0.624028 ! Fit after self-cal, rms=0.105510Jy sigma=0.623812 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.412 x 8.074 at 2.544 degrees (North through East) ! Clean map min=-0.0045656 max=0.054777 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.29 HN 1.49 KP 1.13 ! LA 1.13 NL 1.02 OV 1.11 PT 0.93 ! SC 0.81 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 HN 0.66 KP 0.86 LA 0.88 ! NL 1.21 OV 0.90 PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.97 HN 1.32 KP 1.07 ! LA 1.07 NL 1.07 OV 1.25 PT 1.08 ! SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 HN 0.66 KP 0.91 LA 0.91 ! NL 1.16 OV 0.98 PT 0.84 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.12 HN 1.19 KP 1.06 ! LA 1.13 NL 1.21 OV 1.16 PT 1.05 ! SC 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 0.85 KP 0.91 LA 1.05 ! NL 0.98 OV 1.01 PT 0.82 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.18 KP 1.10 ! LA 1.09 NL 0.96 OV 1.16 PT 1.05 ! SC 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 HN 0.80 KP 0.97 LA 0.93 ! NL 1.26 OV 0.97 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.37 HN 1.14 KP 1.15 ! LA 1.10 NL 1.11 OV 1.16 PT 1.03 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.63 HN 0.78 KP 0.94 LA 0.96 ! NL 1.12 OV 1.10 PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.43 FD 1.07 HN 1.24 KP 1.21 ! LA 1.21 NL 1.15 OV 1.25 PT 1.03 ! SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 HN 0.78 KP 0.90 LA 1.09 ! NL 1.13 OV 0.99 PT 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 1.19 HN 1.30 KP 1.22 ! LA 1.11 NL 1.13 OV 1.25 PT 1.09 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 0.79 KP 0.95 LA 1.09 ! NL 0.99 OV 1.06 PT 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.21 HN 1.37 KP 1.09 ! LA 1.12 NL 1.13 OV 1.30 PT 1.13 ! SC 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 HN 0.77 KP 1.00 LA 1.02 ! NL 1.21 OV 1.00 PT 0.91 ! ! ! Fit before self-cal, rms=0.105510Jy sigma=0.623812 ! Fit after self-cal, rms=0.084615Jy sigma=0.609913 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.392 mas, bmaj=8.444 mas, bpa=2.668 degrees ! Estimated noise=0.621601 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 = 0.00134233 Jy ! Component: 100 - total flux cleaned = 0.00129017 Jy ! Component: 150 - total flux cleaned = 0.00120714 Jy ! Component: 200 - total flux cleaned = 0.00113493 Jy ! Total flux subtracted in 200 components = 0.00113493 Jy ! Clean residual min=-0.002082 max=0.002424 Jy/beam ! Clean residual mean=0.000010 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.0616617 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 72 components and 0.0616617 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=0.084493Jy sigma=0.609659 ! Fit after self-cal, rms=0.084480Jy sigma=0.608762 ! 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=0.084480Jy sigma=0.608762 ! Fit after self-cal, rms=0.094611Jy sigma=0.609247 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.37 mas, bmaj=8.363 mas, bpa=3.006 degrees ! Estimated noise=0.662078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00349662 Jy ! Component: 100 - total flux cleaned = 0.00338673 Jy ! Component: 150 - total flux cleaned = 0.00314171 Jy ! Component: 200 - total flux cleaned = 0.00296892 Jy ! Total flux subtracted in 200 components = 0.00296892 Jy ! Clean residual min=-0.002477 max=0.003045 Jy/beam ! Clean residual mean=0.000014 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.0646306 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 0.0646306 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=0.094280Jy sigma=0.609370 ! Fit after self-cal, rms=0.094446Jy sigma=0.609150 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 = -0.0003703 Jy ! Component: 100 - total flux cleaned = -0.000478093 Jy ! Component: 150 - total flux cleaned = -0.000544529 Jy ! Component: 200 - total flux cleaned = -0.000605587 Jy ! Total flux subtracted in 200 components = -0.000605587 Jy ! Clean residual min=-0.002307 max=0.002931 Jy/beam ! Clean residual mean=0.000014 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.064025 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 86 components and 0.064025 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=0.094398Jy sigma=0.609038 ! Fit after self-cal, rms=0.094377Jy sigma=0.609024 ! 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=0.094377Jy sigma=0.609024 ! Fit after self-cal, rms=0.103450Jy sigma=0.608676 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.368 mas, bmaj=8.367 mas, bpa=3.19 degrees ! Estimated noise=0.708495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00376403 Jy ! Component: 100 - total flux cleaned = 0.00377775 Jy ! Component: 150 - total flux cleaned = 0.00358466 Jy ! Component: 200 - total flux cleaned = 0.00345547 Jy ! Total flux subtracted in 200 components = 0.00345547 Jy ! Clean residual min=-0.002597 max=0.003177 Jy/beam ! Clean residual mean=0.000015 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.0674805 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.0674805 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=0.103109Jy sigma=0.608909 ! Fit after self-cal, rms=0.103205Jy sigma=0.608849 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 = -0.000174634 Jy ! Component: 100 - total flux cleaned = -0.000243044 Jy ! Component: 150 - total flux cleaned = -0.000305976 Jy ! Component: 200 - total flux cleaned = -0.000365709 Jy ! Total flux subtracted in 200 components = -0.000365709 Jy ! Clean residual min=-0.002511 max=0.003099 Jy/beam ! Clean residual mean=0.000015 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.0671148 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 0.0671147 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=0.103159Jy sigma=0.608792 ! Fit after self-cal, rms=0.103122Jy sigma=0.608753 ! 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=0.103122Jy sigma=0.608753 ! Fit after self-cal, rms=0.111609Jy sigma=0.608231 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.325 mas, bmaj=10.56 mas, bpa=-1.908 degrees ! Estimated noise=0.860298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00367146 Jy ! Component: 100 - total flux cleaned = 0.00368689 Jy ! Component: 150 - total flux cleaned = 0.0035414 Jy ! Component: 200 - total flux cleaned = 0.00341607 Jy ! Total flux subtracted in 200 components = 0.00341607 Jy ! Clean residual min=-0.002874 max=0.003313 Jy/beam ! Clean residual mean=0.000024 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.0705308 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 91 components and 0.0705308 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=0.111272Jy sigma=0.608672 ! Fit after self-cal, rms=0.111267Jy sigma=0.608562 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 = -9.98431e-05 Jy ! Component: 100 - total flux cleaned = -0.000198459 Jy ! Component: 150 - total flux cleaned = -0.000285722 Jy ! Component: 200 - total flux cleaned = -0.00031227 Jy ! Total flux subtracted in 200 components = -0.00031227 Jy ! Clean residual min=-0.002921 max=0.003509 Jy/beam ! Clean residual mean=0.000024 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 0.0702185 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 93 components and 0.0702185 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=0.111225Jy sigma=0.608715 ! Fit after self-cal, rms=0.111197Jy sigma=0.608689 ! 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=2.369 mas, bmaj=8.371 mas, bpa=3.341 degrees ! Estimated noise=0.756355 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.369 x 8.371 at 3.341 degrees (North through East) ! Clean map min=-0.0069511 max=0.072053 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=1.735 mas, bmaj=6.341 mas, bpa=7.22 degrees ! Estimated noise=1.01472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0443775 Jy ! Component: 100 - total flux cleaned = 0.0587562 Jy ! Component: 150 - total flux cleaned = 0.0650743 Jy ! Component: 200 - total flux cleaned = 0.0672767 Jy ! Total flux subtracted in 200 components = 0.0672767 Jy ! Clean residual min=-0.003661 max=0.004227 Jy/beam ! Clean residual mean=0.000020 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.0672768 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0672768 Jy ! Inverting map and beam ! Estimated beam: bmin=2.369 mas, bmaj=8.371 mas, bpa=3.341 degrees ! Estimated noise=0.756355 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 = 0.00482923 Jy ! Component: 100 - total flux cleaned = 0.00513078 Jy ! Component: 150 - total flux cleaned = 0.005006 Jy ! Component: 200 - total flux cleaned = 0.00489497 Jy ! Total flux subtracted in 200 components = 0.00489497 Jy ! Clean residual min=-0.003877 max=0.003632 Jy/beam ! Clean residual mean=0.000015 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 0.0721717 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 55 components and 0.0721717 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=4.325 mas, bmaj=10.56 mas, bpa=-1.908 degrees ! Estimated noise=0.860298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000610067 Jy ! Component: 100 - total flux cleaned = -0.000895026 Jy ! Component: 150 - total flux cleaned = -0.00107955 Jy ! Component: 200 - total flux cleaned = -0.00129807 Jy ! Total flux subtracted in 200 components = -0.00129807 Jy ! Clean residual min=-0.002935 max=0.003337 Jy/beam ! Clean residual mean=0.000024 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.0708737 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 = -0.000145136 Jy ! Component: 100 - total flux cleaned = -0.00031462 Jy ! Component: 150 - total flux cleaned = -0.000427219 Jy ! Component: 200 - total flux cleaned = -0.00049657 Jy ! Total flux subtracted in 200 components = -0.00049657 Jy ! Clean residual min=-0.002874 max=0.003527 Jy/beam ! Clean residual mean=0.000024 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.0703771 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 62 components and 0.0703771 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.369 mas, bmaj=8.371 mas, bpa=3.341 degrees ! Estimated noise=0.756355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000758837 Jy ! Component: 100 - total flux cleaned = 0.000633791 Jy ! Component: 150 - total flux cleaned = 0.000521749 Jy ! Component: 200 - total flux cleaned = 0.000373207 Jy ! Total flux subtracted in 200 components = 0.000373207 Jy ! Clean residual min=-0.002649 max=0.003381 Jy/beam ! Clean residual mean=0.000016 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.0707503 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 65 components and 0.0707503 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=0.111213Jy sigma=0.608712 ! Fit after self-cal, rms=0.111219Jy sigma=0.608652 wmodel J1725-2036_C_map.mod ! Writing 65 model components to file: J1725-2036_C_map.mod wobs J1725-2036_C_uvs.fits ! Writing UV FITS file: J1725-2036_C_uvs.fits wwins J1725-2036_C_map.win ! wwins: Wrote 1 windows to J1725-2036_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 = 0.00125523 Jy ! Component: 100 - total flux cleaned = 0.00191068 Jy ! Component: 150 - total flux cleaned = 0.00214263 Jy ! Component: 200 - total flux cleaned = 0.00244671 Jy ! Component: 250 - total flux cleaned = 0.00281866 Jy ! Component: 300 - total flux cleaned = 0.00289768 Jy ! Component: 350 - total flux cleaned = 0.00293513 Jy ! Component: 400 - total flux cleaned = 0.00293541 Jy ! Component: 450 - total flux cleaned = 0.00304235 Jy ! Component: 500 - total flux cleaned = 0.00314658 Jy ! Component: 550 - total flux cleaned = 0.00311322 Jy ! Component: 600 - total flux cleaned = 0.00308126 Jy ! Component: 650 - total flux cleaned = 0.00311362 Jy ! Component: 700 - total flux cleaned = 0.00308272 Jy ! Component: 750 - total flux cleaned = 0.00302248 Jy ! Component: 800 - total flux cleaned = 0.00299293 Jy ! Component: 850 - total flux cleaned = 0.00287771 Jy ! Component: 900 - total flux cleaned = 0.0028777 Jy ! Component: 950 - total flux cleaned = 0.00282253 Jy ! Component: 1000 - total flux cleaned = 0.00282238 Jy ! Component: 1050 - total flux cleaned = 0.00284916 Jy ! Component: 1100 - total flux cleaned = 0.00287586 Jy ! Component: 1150 - total flux cleaned = 0.00295275 Jy ! Component: 1200 - total flux cleaned = 0.00305267 Jy ! Component: 1250 - total flux cleaned = 0.0030524 Jy ! Component: 1300 - total flux cleaned = 0.00312526 Jy ! Component: 1350 - total flux cleaned = 0.00326679 Jy ! Component: 1400 - total flux cleaned = 0.00338266 Jy ! Component: 1450 - total flux cleaned = 0.00345117 Jy ! Component: 1500 - total flux cleaned = 0.00369807 Jy ! Component: 1550 - total flux cleaned = 0.00376437 Jy ! Component: 1600 - total flux cleaned = 0.0038738 Jy ! Component: 1650 - total flux cleaned = 0.00396036 Jy ! Component: 1700 - total flux cleaned = 0.00412999 Jy ! Component: 1750 - total flux cleaned = 0.00427612 Jy ! Component: 1800 - total flux cleaned = 0.00427541 Jy ! Component: 1850 - total flux cleaned = 0.00439765 Jy ! Component: 1900 - total flux cleaned = 0.00445769 Jy ! Component: 1950 - total flux cleaned = 0.00447758 Jy ! Component: 2000 - total flux cleaned = 0.0045759 Jy ! Component: 2050 - total flux cleaned = 0.00455676 Jy ! Component: 2100 - total flux cleaned = 0.00467179 Jy ! Component: 2150 - total flux cleaned = 0.00474747 Jy ! Component: 2200 - total flux cleaned = 0.00474739 Jy ! Component: 2250 - total flux cleaned = 0.00478445 Jy ! Component: 2300 - total flux cleaned = 0.00483888 Jy ! Component: 2350 - total flux cleaned = 0.00483907 Jy ! Component: 2400 - total flux cleaned = 0.00491055 Jy ! Component: 2450 - total flux cleaned = 0.00494574 Jy ! Component: 2500 - total flux cleaned = 0.00491105 Jy ! Component: 2550 - total flux cleaned = 0.0049456 Jy ! Component: 2600 - total flux cleaned = 0.00497976 Jy ! Component: 2650 - total flux cleaned = 0.00499654 Jy ! Component: 2700 - total flux cleaned = 0.00497982 Jy ! Component: 2750 - total flux cleaned = 0.00502965 Jy ! Component: 2800 - total flux cleaned = 0.00502976 Jy ! Component: 2850 - total flux cleaned = 0.00507844 Jy ! Component: 2900 - total flux cleaned = 0.00504617 Jy ! Component: 2950 - total flux cleaned = 0.00506225 Jy ! Component: 3000 - total flux cleaned = 0.00507793 Jy ! Component: 3050 - total flux cleaned = 0.00504692 Jy ! Component: 3100 - total flux cleaned = 0.00514013 Jy ! Component: 3150 - total flux cleaned = 0.00514027 Jy ! Component: 3200 - total flux cleaned = 0.00520106 Jy ! Component: 3250 - total flux cleaned = 0.00518565 Jy ! Component: 3300 - total flux cleaned = 0.0052306 Jy ! Component: 3350 - total flux cleaned = 0.00527525 Jy ! Component: 3400 - total flux cleaned = 0.0053636 Jy ! Component: 3450 - total flux cleaned = 0.005378 Jy ! Component: 3500 - total flux cleaned = 0.0054361 Jy ! Component: 3550 - total flux cleaned = 0.00546471 Jy ! Component: 3600 - total flux cleaned = 0.00556436 Jy ! Component: 3650 - total flux cleaned = 0.00557852 Jy ! Component: 3700 - total flux cleaned = 0.00559256 Jy ! Component: 3750 - total flux cleaned = 0.00560653 Jy ! Component: 3800 - total flux cleaned = 0.00566192 Jy ! Component: 3850 - total flux cleaned = 0.00578545 Jy ! Component: 3900 - total flux cleaned = 0.00583987 Jy ! Component: 3950 - total flux cleaned = 0.00593471 Jy ! Component: 4000 - total flux cleaned = 0.0060018 Jy ! Component: 4050 - total flux cleaned = 0.00609509 Jy ! Total flux subtracted in 4096 components = 0.00618809 Jy ! Clean residual min=-0.000681 max=0.000806 Jy/beam ! Clean residual mean=0.000004 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0769384 Jy keep ! Adding 357 model components to the UV plane model. ! The established model now contains 422 components and 0.0769383 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1725-2036_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.369 x 8.371 at 3.341 degrees (North through East) ! Clean map min=-0.0059737 max=0.070991 Jy/beam ! Writing clean map to FITS file: .//J1725-2036_C_map.fits wmodel .//J1725-2036_C_map.mod ! Writing 422 model components to file: .//J1725-2036_C_map.mod wobs .//J1725-2036_C_uvs.fits ! Writing UV FITS file: .//J1725-2036_C_uvs.fits wwins .//J1725-2036_C_map.win ! wwins: Wrote 2 windows to .//J1725-2036_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0709908 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000255948 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.08161 1.08161 2.16322 4.32645 8.65289 17.3058 34.6116 69.2232 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 277.363 quit ! Quitting program ! Log file .//J1725-2036_C_dfm.log closed on Mon Jan 20 00:07:58 2020