! Started logfile: /image_prod/ug002_uva//J0248+0434_X_dfm.log on Wed Mar 4 19:40:13 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J0248+0434_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0248+0434_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.994963 visibilities/baseline/integration-bin. ! Found source: J0248+0434 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 40296 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J0248+0434_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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.003738Jy sigma=8.649531 ! Fit after self-cal, rms=0.946522Jy sigma=8.140743 ! 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=0.6945 mas, bmaj=1.752 mas, bpa=-3.787 degrees ! Estimated noise=0.809636 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 = 0.0401647 Jy ! Component: 100 - total flux cleaned = 0.0526635 Jy ! Total flux subtracted in 100 components = 0.0526635 Jy ! Clean residual min=-0.002408 max=0.005729 Jy/beam ! Clean residual mean=-0.000003 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.0526635 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0526635 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.063193Jy sigma=0.491976 ! Fit after self-cal, rms=0.062343Jy sigma=0.484410 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0074845 Jy ! Component: 100 - total flux cleaned = 0.0118393 Jy ! Total flux subtracted in 100 components = 0.0118393 Jy ! Clean residual min=-0.001910 max=0.002942 Jy/beam ! Clean residual mean=-0.000002 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.0645028 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.0645028 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.061182Jy sigma=0.472231 ! Fit after self-cal, rms=0.061182Jy sigma=0.472026 ! 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=0.8771 mas, bmaj=2.055 mas, bpa=-3.773 degrees ! Estimated noise=0.417014 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 = 0.00414378 Jy ! Component: 100 - total flux cleaned = 0.00629197 Jy ! Component: 150 - total flux cleaned = 0.00750871 Jy ! Component: 200 - total flux cleaned = 0.00827618 Jy ! Total flux subtracted in 200 components = 0.00827618 Jy ! Clean residual min=-0.001647 max=0.002088 Jy/beam ! Clean residual mean=-0.000002 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.0727789 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.072779 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060926Jy sigma=0.469439 ! Fit after self-cal, rms=0.060928Jy sigma=0.469354 ! Inverting map ! Added new window around map position (2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193494 Jy ! Component: 100 - total flux cleaned = 0.00272017 Jy ! Component: 150 - total flux cleaned = 0.00299898 Jy ! Component: 200 - total flux cleaned = 0.00316626 Jy ! Total flux subtracted in 200 components = 0.00316626 Jy ! Clean residual min=-0.001531 max=0.001589 Jy/beam ! Clean residual mean=-0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0759452 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.0759452 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060867Jy sigma=0.468692 ! Fit after self-cal, rms=0.060850Jy sigma=0.468613 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8771 x 2.055 at -3.773 degrees (North through East) ! Clean map min=-0.0014774 max=0.055342 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.00 KP 1.04 ! LA 1.00 MK 1.06 NL 1.07 OV 1.06 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.96 KP 1.04 ! LA 1.03 MK 0.96 NL 1.11 OV 1.00 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.98 KP 1.03 ! LA 1.01 MK 1.03 NL 1.08 OV 1.01 ! PT 0.92 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.01 KP 1.07 ! LA 1.00 MK 0.98 NL 1.05 OV 0.99 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.96 KP 1.04 ! LA 0.95 MK 1.00 NL 1.08 OV 0.96 ! PT 0.90 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.93 KP 1.11 ! LA 0.96 MK 0.96 NL 1.09 OV 1.01 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 0.95 KP 1.05 ! LA 0.95 MK 1.10 NL 1.08 OV 0.97 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.93 KP 1.11 ! LA 1.00 MK 0.96 NL 1.12 OV 1.07 ! PT 0.87 SC 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.02 KP 1.03 ! LA 0.99 MK 0.97 NL 1.08 OV 0.96 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.99 KP 1.07 ! LA 0.93 MK 1.03 NL 1.13 OV 0.99 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.93 KP 1.07 ! LA 1.00 MK 0.95 NL 1.11 OV 0.98 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.96 HN 0.94 KP 1.06 ! LA 1.01 MK 1.07 NL 1.09 OV 0.97 ! PT 0.86 SC 0.94 ! ! ! Fit before self-cal, rms=0.060850Jy sigma=0.468613 ! Fit after self-cal, rms=0.059542Jy sigma=0.466528 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.877 mas, bmaj=2.054 mas, bpa=-3.605 degrees ! Estimated noise=0.416179 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 (17, -24.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000504997 Jy ! Component: 100 - total flux cleaned = 0.000349438 Jy ! Component: 150 - total flux cleaned = 0.00031331 Jy ! Component: 200 - total flux cleaned = 0.000282225 Jy ! Total flux subtracted in 200 components = 0.000282225 Jy ! Clean residual min=-0.000829 max=0.001124 Jy/beam ! Clean residual mean=-0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0762274 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.0762274 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059520Jy sigma=0.466352 ! Fit after self-cal, rms=0.059520Jy sigma=0.466222 ! Inverting map ! Added new window around map position (-0.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000824514 Jy ! Component: 100 - total flux cleaned = 0.000762368 Jy ! Component: 150 - total flux cleaned = 0.000727183 Jy ! Component: 200 - total flux cleaned = 0.000711031 Jy ! Total flux subtracted in 200 components = 0.000711031 Jy ! Clean residual min=-0.000800 max=0.000826 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0769385 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.0769385 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059500Jy sigma=0.466071 ! Fit after self-cal, rms=0.059496Jy sigma=0.466055 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059496Jy sigma=0.466055 ! Fit after self-cal, rms=0.059728Jy sigma=0.465332 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8754 mas, bmaj=2.049 mas, bpa=-3.529 degrees ! Estimated noise=0.415183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.94209e-05 Jy ! Component: 100 - total flux cleaned = 0.000107381 Jy ! Component: 150 - total flux cleaned = 0.000152388 Jy ! Component: 200 - total flux cleaned = 0.000165412 Jy ! Total flux subtracted in 200 components = 0.000165412 Jy ! Clean residual min=-0.000729 max=0.000812 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0771039 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 0.0771039 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059718Jy sigma=0.465258 ! Fit after self-cal, rms=0.059727Jy sigma=0.465221 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.2, -47.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000689351 Jy ! Component: 100 - total flux cleaned = 0.000811581 Jy ! Component: 150 - total flux cleaned = 0.000811321 Jy ! Component: 200 - total flux cleaned = 0.000810917 Jy ! Total flux subtracted in 200 components = 0.000810917 Jy ! Clean residual min=-0.000773 max=0.000753 Jy/beam ! Clean residual mean=-0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0779148 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 0.0779148 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059715Jy sigma=0.465133 ! Fit after self-cal, rms=0.059714Jy sigma=0.465125 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059714Jy sigma=0.465125 ! Fit after self-cal, rms=0.059658Jy sigma=0.465093 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8742 mas, bmaj=2.045 mas, bpa=-3.481 degrees ! Estimated noise=0.41447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184859 Jy ! Component: 100 - total flux cleaned = 0.000185637 Jy ! Component: 150 - total flux cleaned = 0.000224867 Jy ! Component: 200 - total flux cleaned = 0.00022441 Jy ! Total flux subtracted in 200 components = 0.00022441 Jy ! Clean residual min=-0.000771 max=0.000719 Jy/beam ! Clean residual mean=-0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0781392 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 113 components and 0.0781392 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059651Jy sigma=0.465042 ! Fit after self-cal, rms=0.059652Jy sigma=0.465036 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 = 1.84803e-05 Jy ! Component: 100 - total flux cleaned = -1.751e-05 Jy ! Component: 150 - total flux cleaned = -1.74584e-05 Jy ! Component: 200 - total flux cleaned = -2.86265e-05 Jy ! Total flux subtracted in 200 components = -2.86265e-05 Jy ! Clean residual min=-0.000768 max=0.000714 Jy/beam ! Clean residual mean=-0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0781106 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 117 components and 0.0781106 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059647Jy sigma=0.465003 ! Fit after self-cal, rms=0.059646Jy sigma=0.464999 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059646Jy sigma=0.464999 ! Fit after self-cal, rms=0.059555Jy sigma=0.464994 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.131 mas, bmaj=3.238 mas, bpa=-1.999 degrees ! Estimated noise=0.522136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.41399e-05 Jy ! Component: 100 - total flux cleaned = 2.64018e-06 Jy ! Component: 150 - total flux cleaned = -6.5688e-06 Jy ! Component: 200 - total flux cleaned = 1.13682e-06 Jy ! Total flux subtracted in 200 components = 1.13682e-06 Jy ! Clean residual min=-0.000849 max=0.000789 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0781118 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 136 components and 0.0781117 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059553Jy sigma=0.464981 ! Fit after self-cal, rms=0.059552Jy sigma=0.464977 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 = -1.53478e-05 Jy ! Component: 100 - total flux cleaned = -2.27914e-05 Jy ! Component: 150 - total flux cleaned = -2.281e-05 Jy ! Component: 200 - total flux cleaned = -2.29332e-05 Jy ! Total flux subtracted in 200 components = -2.29332e-05 Jy ! Clean residual min=-0.000844 max=0.000792 Jy/beam ! Clean residual mean=-0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0780888 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 143 components and 0.0780888 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059552Jy sigma=0.464977 ! Fit after self-cal, rms=0.059552Jy sigma=0.464975 ! 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=0.8734 mas, bmaj=2.043 mas, bpa=-3.444 degrees ! Estimated noise=0.414087 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8734 x 2.043 at -3.444 degrees (North through East) ! Clean map min=-0.00075335 max=0.05512 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=0.6928 mas, bmaj=1.742 mas, bpa=-3.38 degrees ! Estimated noise=0.803604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0406893 Jy ! Component: 100 - total flux cleaned = 0.0541482 Jy ! Component: 150 - total flux cleaned = 0.0613707 Jy ! Component: 200 - total flux cleaned = 0.0657852 Jy ! Total flux subtracted in 200 components = 0.0657852 Jy ! Clean residual min=-0.001706 max=0.002477 Jy/beam ! Clean residual mean=-0.000001 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.0657852 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 0.0657852 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8734 mas, bmaj=2.043 mas, bpa=-3.444 degrees ! Estimated noise=0.414087 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 = 0.00385867 Jy ! Component: 100 - total flux cleaned = 0.00608874 Jy ! Component: 150 - total flux cleaned = 0.00760916 Jy ! Component: 200 - total flux cleaned = 0.00878665 Jy ! Total flux subtracted in 200 components = 0.00878665 Jy ! Clean residual min=-0.000815 max=0.001034 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0745719 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 44 components and 0.0745719 Jy ! Inverting map ! Added new window around map position (0.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100415 Jy ! Component: 100 - total flux cleaned = 0.00158446 Jy ! Component: 150 - total flux cleaned = 0.00208404 Jy ! Component: 200 - total flux cleaned = 0.00237451 Jy ! Total flux subtracted in 200 components = 0.00237451 Jy ! Clean residual min=-0.000801 max=0.000774 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0769464 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 64 components and 0.0769464 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.131 mas, bmaj=3.238 mas, bpa=-1.999 degrees ! Estimated noise=0.522136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000630807 Jy ! Component: 100 - total flux cleaned = 0.000848691 Jy ! Component: 150 - total flux cleaned = 0.000909271 Jy ! Component: 200 - total flux cleaned = 0.000976043 Jy ! Total flux subtracted in 200 components = 0.000976043 Jy ! Clean residual min=-0.000845 max=0.000815 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0779224 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 = 7.12674e-05 Jy ! Component: 100 - total flux cleaned = 0.00012509 Jy ! Component: 150 - total flux cleaned = 0.000193763 Jy ! Component: 200 - total flux cleaned = 0.000246816 Jy ! Total flux subtracted in 200 components = 0.000246816 Jy ! Clean residual min=-0.000846 max=0.000795 Jy/beam ! Clean residual mean=-0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0781692 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 110 components and 0.0781693 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8734 mas, bmaj=2.043 mas, bpa=-3.444 degrees ! Estimated noise=0.414087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.45222e-05 Jy ! Component: 100 - total flux cleaned = -1.39515e-06 Jy ! Component: 150 - total flux cleaned = -4.08895e-07 Jy ! Component: 200 - total flux cleaned = -6.34659e-07 Jy ! Total flux subtracted in 200 components = -6.34659e-07 Jy ! Clean residual min=-0.000802 max=0.000704 Jy/beam ! Clean residual mean=-0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0781686 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 131 components and 0.0781686 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059558Jy sigma=0.465025 ! Fit after self-cal, rms=0.059551Jy sigma=0.465002 wmodel J0248+0434_X_map.mod ! Writing 131 model components to file: J0248+0434_X_map.mod wobs J0248+0434_X_uvs.fits ! Writing UV FITS file: J0248+0434_X_uvs.fits wwins J0248+0434_X_map.win ! wwins: Wrote 6 windows to J0248+0434_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 = -6.24954e-05 Jy ! Component: 100 - total flux cleaned = 1.31332e-05 Jy ! Component: 150 - total flux cleaned = 2.48543e-05 Jy ! Component: 200 - total flux cleaned = 4.84792e-05 Jy ! Component: 250 - total flux cleaned = 5.98821e-05 Jy ! Component: 300 - total flux cleaned = 7.10463e-05 Jy ! Component: 350 - total flux cleaned = 9.32497e-05 Jy ! Component: 400 - total flux cleaned = 8.24746e-05 Jy ! Component: 450 - total flux cleaned = 6.13963e-05 Jy ! Component: 500 - total flux cleaned = 5.1203e-05 Jy ! Component: 550 - total flux cleaned = 3.08786e-05 Jy ! Component: 600 - total flux cleaned = 3.10095e-05 Jy ! Component: 650 - total flux cleaned = -8.92496e-06 Jy ! Component: 700 - total flux cleaned = 2.06101e-05 Jy ! Component: 750 - total flux cleaned = 1.06677e-05 Jy ! Component: 800 - total flux cleaned = 8.39874e-07 Jy ! Component: 850 - total flux cleaned = 5.70475e-07 Jy ! Component: 900 - total flux cleaned = 4.48529e-07 Jy ! Component: 950 - total flux cleaned = -1.81709e-05 Jy ! Component: 1000 - total flux cleaned = 2.77472e-05 Jy ! Component: 1050 - total flux cleaned = 2.77741e-05 Jy ! Component: 1100 - total flux cleaned = 7.2841e-05 Jy ! Component: 1150 - total flux cleaned = 9.96018e-05 Jy ! Component: 1200 - total flux cleaned = 0.000108585 Jy ! Component: 1250 - total flux cleaned = 0.000152346 Jy ! Component: 1300 - total flux cleaned = 0.000161067 Jy ! Component: 1350 - total flux cleaned = 0.000212665 Jy ! Component: 1400 - total flux cleaned = 0.00025511 Jy ! Component: 1450 - total flux cleaned = 0.000297124 Jy ! Component: 1500 - total flux cleaned = 0.000313734 Jy ! Component: 1550 - total flux cleaned = 0.000330302 Jy ! Component: 1600 - total flux cleaned = 0.000322156 Jy ! Component: 1650 - total flux cleaned = 0.00035472 Jy ! Component: 1700 - total flux cleaned = 0.000378975 Jy ! Component: 1750 - total flux cleaned = 0.000354915 Jy ! Component: 1800 - total flux cleaned = 0.000362903 Jy ! Component: 1850 - total flux cleaned = 0.000402385 Jy ! Component: 1900 - total flux cleaned = 0.000394553 Jy ! Component: 1950 - total flux cleaned = 0.000386708 Jy ! Component: 2000 - total flux cleaned = 0.000394464 Jy ! Component: 2050 - total flux cleaned = 0.000402095 Jy ! Component: 2100 - total flux cleaned = 0.000425009 Jy ! Component: 2150 - total flux cleaned = 0.000425003 Jy ! Component: 2200 - total flux cleaned = 0.000425037 Jy ! Component: 2250 - total flux cleaned = 0.000432415 Jy ! Component: 2300 - total flux cleaned = 0.000432424 Jy ! Component: 2350 - total flux cleaned = 0.000447175 Jy ! Component: 2400 - total flux cleaned = 0.000439788 Jy ! Component: 2450 - total flux cleaned = 0.000461728 Jy ! Component: 2500 - total flux cleaned = 0.000447256 Jy ! Component: 2550 - total flux cleaned = 0.000490526 Jy ! Component: 2600 - total flux cleaned = 0.000511962 Jy ! Component: 2650 - total flux cleaned = 0.000519037 Jy ! Component: 2700 - total flux cleaned = 0.000511963 Jy ! Component: 2750 - total flux cleaned = 0.000533032 Jy ! Component: 2800 - total flux cleaned = 0.000561055 Jy ! Component: 2850 - total flux cleaned = 0.000581977 Jy ! Component: 2900 - total flux cleaned = 0.0005889 Jy ! Component: 2950 - total flux cleaned = 0.000630315 Jy ! Component: 3000 - total flux cleaned = 0.000609683 Jy ! Component: 3050 - total flux cleaned = 0.000630174 Jy ! Component: 3100 - total flux cleaned = 0.000664098 Jy ! Component: 3150 - total flux cleaned = 0.00069785 Jy ! Component: 3200 - total flux cleaned = 0.000718049 Jy ! Component: 3250 - total flux cleaned = 0.000718011 Jy ! Component: 3300 - total flux cleaned = 0.000731289 Jy ! Component: 3350 - total flux cleaned = 0.000764329 Jy ! Component: 3400 - total flux cleaned = 0.000797256 Jy ! Component: 3450 - total flux cleaned = 0.000810294 Jy ! Component: 3500 - total flux cleaned = 0.000803772 Jy ! Component: 3550 - total flux cleaned = 0.000810213 Jy ! Component: 3600 - total flux cleaned = 0.000797329 Jy ! Component: 3650 - total flux cleaned = 0.000816635 Jy ! Component: 3700 - total flux cleaned = 0.000835797 Jy ! Component: 3750 - total flux cleaned = 0.000810349 Jy ! Component: 3800 - total flux cleaned = 0.000842056 Jy ! Component: 3850 - total flux cleaned = 0.000860987 Jy ! Component: 3900 - total flux cleaned = 0.000867331 Jy ! Component: 3950 - total flux cleaned = 0.000861076 Jy ! Component: 4000 - total flux cleaned = 0.000879772 Jy ! Component: 4050 - total flux cleaned = 0.000898379 Jy ! Total flux subtracted in 4096 components = 0.000898407 Jy ! Clean residual min=-0.000358 max=0.000417 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.079067 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 443 components and 0.0790671 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0248+0434_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8734 x 2.043 at -3.444 degrees (North through East) ! Clean map min=-0.00056978 max=0.055213 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0248+0434_X_map.fits wmodel /image_prod/ug002_uva//J0248+0434_X_map.mod ! Writing 443 model components to file: /image_prod/ug002_uva//J0248+0434_X_map.mod wobs /image_prod/ug002_uva//J0248+0434_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0248+0434_X_uvs.fits wwins /image_prod/ug002_uva//J0248+0434_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0248+0434_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.055213 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104997 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.570502 0.570502 1.141 2.28201 4.56402 9.12804 18.2561 36.5121 73.0243 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 525.852 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0248+0434_X_dfm.log closed on Wed Mar 4 19:40:19 2020