! Started logfile: /image_prod/ug002_uva//J0901+0448_X_dfm.log on Wed Mar 4 22:45:21 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//J0901+0448_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0901+0448_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.895238 visibilities/baseline/integration-bin. ! Found source: J0901+0448 ! ! 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 121 lines of history. ! ! Reading 18048 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 J0901+0448_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. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013119Jy sigma=8.988536 ! Fit after self-cal, rms=0.820571Jy sigma=7.275155 ! 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=0.6856 mas, bmaj=1.623 mas, bpa=2.875 degrees ! Estimated noise=1.089 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 = 0.141839 Jy ! Component: 100 - total flux cleaned = 0.17277 Jy ! Total flux subtracted in 100 components = 0.17277 Jy ! Clean residual min=-0.007426 max=0.008685 Jy/beam ! Clean residual mean=0.000000 rms=0.001787 Jy/beam ! Combined flux in latest and established models = 0.17277 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.17277 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=0.069307Jy sigma=0.591481 ! Fit after self-cal, rms=0.069068Jy sigma=0.589489 ! 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=0.8655 mas, bmaj=1.865 mas, bpa=2.591 degrees ! Estimated noise=0.601309 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 = 0.00998602 Jy ! Component: 100 - total flux cleaned = 0.0142819 Jy ! Component: 150 - total flux cleaned = 0.0153107 Jy ! Component: 200 - total flux cleaned = 0.0153938 Jy ! Total flux subtracted in 200 components = 0.0153938 Jy ! Clean residual min=-0.006828 max=0.009962 Jy/beam ! Clean residual mean=-0.000002 rms=0.002183 Jy/beam ! Combined flux in latest and established models = 0.188164 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.188164 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=0.067864Jy sigma=0.576522 ! Fit after self-cal, rms=0.067844Jy sigma=0.576269 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8655 x 1.865 at 2.591 degrees (North through East) ! Clean map min=-0.0066451 max=0.18256 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 KP 0.98 MK 0.99 ! NL 1.11 OV 0.88 PT 1.28 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 KP 0.96 MK 0.99 ! NL 1.15 OV 0.89 PT 1.31 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 KP 0.96 MK 0.98 ! NL 1.10 OV 0.86 PT 1.26 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 KP 0.94 MK 0.97 ! NL 1.11 OV 0.87 PT 1.32 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 KP 0.93 MK 0.97 ! NL 1.14 OV 0.91 PT 1.32 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 KP 0.96 MK 0.97 ! NL 1.14 OV 0.88 PT 1.23 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 KP 0.96 MK 0.98 ! NL 1.10 OV 0.89 PT 1.27 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 0.94 MK 0.98 ! NL 1.09 OV 0.89 PT 1.27 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 KP 0.93 MK 1.02 ! NL 1.11 OV 0.88 PT 1.25 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 KP 0.95 MK 1.01 ! NL 1.10 OV 0.87 PT 1.31 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 KP 0.93 MK 0.99 ! NL 1.15 OV 0.91 PT 1.29 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 KP 0.92 MK 1.04 ! NL 1.10 OV 0.89 PT 1.32 SC 1.00 ! ! ! Fit before self-cal, rms=0.067844Jy sigma=0.576269 ! Fit after self-cal, rms=0.070803Jy sigma=0.537080 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8653 mas, bmaj=1.861 mas, bpa=2.921 degrees ! Estimated noise=0.599669 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 = 0.00139739 Jy ! Component: 100 - total flux cleaned = 0.0015866 Jy ! Component: 150 - total flux cleaned = 0.00168208 Jy ! Component: 200 - total flux cleaned = 0.00179185 Jy ! Total flux subtracted in 200 components = 0.00179185 Jy ! Clean residual min=-0.005720 max=0.004947 Jy/beam ! Clean residual mean=-0.000002 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 0.189956 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.189956 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=0.070759Jy sigma=0.536832 ! Fit after self-cal, rms=0.070881Jy sigma=0.536570 ! 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=0.070881Jy sigma=0.536570 ! Fit after self-cal, rms=0.077128Jy sigma=0.517058 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8596 mas, bmaj=1.849 mas, bpa=2.935 degrees ! Estimated noise=0.612143 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0035944 Jy ! Component: 100 - total flux cleaned = 0.00569772 Jy ! Component: 150 - total flux cleaned = 0.00711339 Jy ! Component: 200 - total flux cleaned = 0.00809239 Jy ! Total flux subtracted in 200 components = 0.00809239 Jy ! Clean residual min=-0.005088 max=0.003611 Jy/beam ! Clean residual mean=-0.000001 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 0.198048 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 42 components and 0.198048 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=0.076879Jy sigma=0.515748 ! Fit after self-cal, rms=0.076930Jy sigma=0.515684 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 = 0.000753243 Jy ! Component: 100 - total flux cleaned = 0.0010401 Jy ! Component: 150 - total flux cleaned = 0.00119671 Jy ! Component: 200 - total flux cleaned = 0.00130606 Jy ! Total flux subtracted in 200 components = 0.00130606 Jy ! Clean residual min=-0.005132 max=0.003590 Jy/beam ! Clean residual mean=-0.000001 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 0.199354 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 47 components and 0.199354 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=0.076911Jy sigma=0.515682 ! Fit after self-cal, rms=0.076914Jy sigma=0.515675 ! 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=0.076914Jy sigma=0.515675 ! Fit after self-cal, rms=0.130720Jy sigma=0.502121 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8556 mas, bmaj=1.84 mas, bpa=2.995 degrees ! Estimated noise=0.624019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030612 Jy ! Component: 100 - total flux cleaned = 0.0045098 Jy ! Component: 150 - total flux cleaned = 0.00545837 Jy ! Component: 200 - total flux cleaned = 0.00612942 Jy ! Total flux subtracted in 200 components = 0.00612942 Jy ! Clean residual min=-0.003603 max=0.002575 Jy/beam ! Clean residual mean=0.000000 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.205483 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 60 components and 0.205483 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=0.130325Jy sigma=0.502582 ! Fit after self-cal, rms=0.130407Jy sigma=0.502411 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 = 0.000515918 Jy ! Component: 100 - total flux cleaned = 0.000805671 Jy ! Component: 150 - total flux cleaned = 0.000906166 Jy ! Component: 200 - total flux cleaned = 0.00100301 Jy ! Total flux subtracted in 200 components = 0.00100301 Jy ! Clean residual min=-0.003615 max=0.002580 Jy/beam ! Clean residual mean=0.000000 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.206486 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 61 components and 0.206486 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=0.130366Jy sigma=0.502593 ! Fit after self-cal, rms=0.130367Jy sigma=0.502591 ! 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=0.130367Jy sigma=0.502591 ! Fit after self-cal, rms=0.134576Jy sigma=0.502040 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.091 mas, bmaj=2.811 mas, bpa=-0.6276 degrees ! Estimated noise=0.834533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00506851 Jy ! Component: 100 - total flux cleaned = 0.00713579 Jy ! Component: 150 - total flux cleaned = 0.00822033 Jy ! Component: 200 - total flux cleaned = 0.00874375 Jy ! Total flux subtracted in 200 components = 0.00874375 Jy ! Clean residual min=-0.006370 max=0.004161 Jy/beam ! Clean residual mean=0.000002 rms=0.001681 Jy/beam ! Combined flux in latest and established models = 0.21523 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 70 components and 0.21523 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=0.134177Jy sigma=0.503282 ! Fit after self-cal, rms=0.134191Jy sigma=0.503189 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 = 0.000339634 Jy ! Component: 100 - total flux cleaned = 0.000428668 Jy ! Component: 150 - total flux cleaned = 0.000486882 Jy ! Component: 200 - total flux cleaned = 0.000537881 Jy ! Total flux subtracted in 200 components = 0.000537881 Jy ! Clean residual min=-0.006385 max=0.004245 Jy/beam ! Clean residual mean=0.000002 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 0.215768 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 74 components and 0.215768 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=0.134202Jy sigma=0.503386 ! Fit after self-cal, rms=0.134205Jy sigma=0.503367 ! 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=0.852 mas, bmaj=1.834 mas, bpa=2.99 degrees ! Estimated noise=0.636048 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.852 x 1.834 at 2.99 degrees (North through East) ! Clean map min=-0.0035479 max=0.18934 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=0.6786 mas, bmaj=1.607 mas, bpa=3.292 degrees ! Estimated noise=1.13285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.147532 Jy ! Component: 100 - total flux cleaned = 0.17981 Jy ! Component: 150 - total flux cleaned = 0.190412 Jy ! Component: 200 - total flux cleaned = 0.196451 Jy ! Total flux subtracted in 200 components = 0.196451 Jy ! Clean residual min=-0.003870 max=0.003817 Jy/beam ! Clean residual mean=-0.000001 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.196451 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.196451 Jy ! Inverting map and beam ! Estimated beam: bmin=0.852 mas, bmaj=1.834 mas, bpa=2.99 degrees ! Estimated noise=0.636048 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00615929 Jy ! Component: 100 - total flux cleaned = 0.00979839 Jy ! Component: 150 - total flux cleaned = 0.0124503 Jy ! Component: 200 - total flux cleaned = 0.0144889 Jy ! Total flux subtracted in 200 components = 0.0144889 Jy ! Clean residual min=-0.003590 max=0.002550 Jy/beam ! Clean residual mean=-0.000000 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 0.21094 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 48 components and 0.21094 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=2.091 mas, bmaj=2.811 mas, bpa=-0.6276 degrees ! Estimated noise=0.834533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313738 Jy ! Component: 100 - total flux cleaned = 0.00531941 Jy ! Component: 150 - total flux cleaned = 0.00690429 Jy ! Component: 200 - total flux cleaned = 0.00807341 Jy ! Total flux subtracted in 200 components = 0.00807341 Jy ! Clean residual min=-0.006004 max=0.004393 Jy/beam ! Clean residual mean=0.000002 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 0.219013 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 = 0.000868034 Jy ! Component: 100 - total flux cleaned = 0.00151478 Jy ! Component: 150 - total flux cleaned = 0.00199853 Jy ! Component: 200 - total flux cleaned = 0.00236043 Jy ! Total flux subtracted in 200 components = 0.00236043 Jy ! Clean residual min=-0.005992 max=0.004449 Jy/beam ! Clean residual mean=0.000003 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 0.221374 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 83 components and 0.221374 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.852 mas, bmaj=1.834 mas, bpa=2.99 degrees ! Estimated noise=0.636048 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000310214 Jy ! Component: 100 - total flux cleaned = -0.000310825 Jy ! Component: 150 - total flux cleaned = -0.000394932 Jy ! Component: 200 - total flux cleaned = -0.000443654 Jy ! Total flux subtracted in 200 components = -0.000443654 Jy ! Clean residual min=-0.003717 max=0.002624 Jy/beam ! Clean residual mean=0.000001 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 0.22093 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 96 components and 0.22093 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=0.133920Jy sigma=0.502681 ! Fit after self-cal, rms=0.133906Jy sigma=0.502478 wmodel J0901+0448_X_map.mod ! Writing 96 model components to file: J0901+0448_X_map.mod wobs J0901+0448_X_uvs.fits ! Writing UV FITS file: J0901+0448_X_uvs.fits wwins J0901+0448_X_map.win ! wwins: Wrote 2 windows to J0901+0448_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00162023 Jy ! Component: 100 - total flux cleaned = -0.00247666 Jy ! Component: 150 - total flux cleaned = -0.00295789 Jy ! Component: 200 - total flux cleaned = -0.00331397 Jy ! Component: 250 - total flux cleaned = -0.00355941 Jy ! Component: 300 - total flux cleaned = -0.00374808 Jy ! Component: 350 - total flux cleaned = -0.00379411 Jy ! Component: 400 - total flux cleaned = -0.00392877 Jy ! Component: 450 - total flux cleaned = -0.0039727 Jy ! Component: 500 - total flux cleaned = -0.00397302 Jy ! Component: 550 - total flux cleaned = -0.00405755 Jy ! Component: 600 - total flux cleaned = -0.00409959 Jy ! Component: 650 - total flux cleaned = -0.0042214 Jy ! Component: 700 - total flux cleaned = -0.00426127 Jy ! Component: 750 - total flux cleaned = -0.00434006 Jy ! Component: 800 - total flux cleaned = -0.00441763 Jy ! Component: 850 - total flux cleaned = -0.00445601 Jy ! Component: 900 - total flux cleaned = -0.00453191 Jy ! Component: 950 - total flux cleaned = -0.00464464 Jy ! Component: 1000 - total flux cleaned = -0.00468173 Jy ! Component: 1050 - total flux cleaned = -0.00479176 Jy ! Component: 1100 - total flux cleaned = -0.00486421 Jy ! Component: 1150 - total flux cleaned = -0.00497196 Jy ! Component: 1200 - total flux cleaned = -0.00511409 Jy ! Component: 1250 - total flux cleaned = -0.0051844 Jy ! Component: 1300 - total flux cleaned = -0.00525419 Jy ! Component: 1350 - total flux cleaned = -0.00542734 Jy ! Component: 1400 - total flux cleaned = -0.0054961 Jy ! Component: 1450 - total flux cleaned = -0.00553026 Jy ! Component: 1500 - total flux cleaned = -0.00559786 Jy ! Component: 1550 - total flux cleaned = -0.00566471 Jy ! Component: 1600 - total flux cleaned = -0.00576461 Jy ! Component: 1650 - total flux cleaned = -0.00586368 Jy ! Component: 1700 - total flux cleaned = -0.00592912 Jy ! Component: 1750 - total flux cleaned = -0.0059619 Jy ! Component: 1800 - total flux cleaned = -0.00605881 Jy ! Component: 1850 - total flux cleaned = -0.00618706 Jy ! Component: 1900 - total flux cleaned = -0.00612333 Jy ! Component: 1950 - total flux cleaned = -0.00621833 Jy ! Component: 2000 - total flux cleaned = -0.00628129 Jy ! Component: 2050 - total flux cleaned = -0.00634386 Jy ! Component: 2100 - total flux cleaned = -0.00634384 Jy ! Component: 2150 - total flux cleaned = -0.0063439 Jy ! Component: 2200 - total flux cleaned = -0.00643587 Jy ! Component: 2250 - total flux cleaned = -0.00643594 Jy ! Component: 2300 - total flux cleaned = -0.00646628 Jy ! Component: 2350 - total flux cleaned = -0.00649644 Jy ! Component: 2400 - total flux cleaned = -0.00649646 Jy ! Component: 2450 - total flux cleaned = -0.00655596 Jy ! Component: 2500 - total flux cleaned = -0.0064966 Jy ! Component: 2550 - total flux cleaned = -0.00655547 Jy ! Component: 2600 - total flux cleaned = -0.00655556 Jy ! Component: 2650 - total flux cleaned = -0.00652639 Jy ! Component: 2700 - total flux cleaned = -0.00655544 Jy ! Component: 2750 - total flux cleaned = -0.00661302 Jy ! Component: 2800 - total flux cleaned = -0.00658431 Jy ! Component: 2850 - total flux cleaned = -0.0066413 Jy ! Component: 2900 - total flux cleaned = -0.00666967 Jy ! Component: 2950 - total flux cleaned = -0.0066696 Jy ! Component: 3000 - total flux cleaned = -0.00661362 Jy ! Component: 3050 - total flux cleaned = -0.0066695 Jy ! Component: 3100 - total flux cleaned = -0.00669729 Jy ! Component: 3150 - total flux cleaned = -0.00675266 Jy ! Component: 3200 - total flux cleaned = -0.00675271 Jy ! Component: 3250 - total flux cleaned = -0.00675265 Jy ! Component: 3300 - total flux cleaned = -0.00683453 Jy ! Component: 3350 - total flux cleaned = -0.00678013 Jy ! Component: 3400 - total flux cleaned = -0.00683409 Jy ! Component: 3450 - total flux cleaned = -0.00686115 Jy ! Component: 3500 - total flux cleaned = -0.00686121 Jy ! Component: 3550 - total flux cleaned = -0.00691461 Jy ! Component: 3600 - total flux cleaned = -0.00694122 Jy ! Component: 3650 - total flux cleaned = -0.00694117 Jy ! Component: 3700 - total flux cleaned = -0.00699383 Jy ! Component: 3750 - total flux cleaned = -0.00702011 Jy ! Component: 3800 - total flux cleaned = -0.00699407 Jy ! Component: 3850 - total flux cleaned = -0.00702013 Jy ! Component: 3900 - total flux cleaned = -0.00709757 Jy ! Component: 3950 - total flux cleaned = -0.0070975 Jy ! Component: 4000 - total flux cleaned = -0.00712309 Jy ! Component: 4050 - total flux cleaned = -0.00714868 Jy ! Total flux subtracted in 4096 components = -0.00709782 Jy ! Clean residual min=-0.001389 max=0.001468 Jy/beam ! Clean residual mean=-0.000001 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.213832 Jy keep ! Adding 348 model components to the UV plane model. ! The established model now contains 444 components and 0.213832 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0901+0448_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.852 x 1.834 at 2.99 degrees (North through East) ! Clean map min=-0.0029891 max=0.19201 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0901+0448_X_map.fits wmodel /image_prod/ug002_uva//J0901+0448_X_map.mod ! Writing 444 model components to file: /image_prod/ug002_uva//J0901+0448_X_map.mod wobs /image_prod/ug002_uva//J0901+0448_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0901+0448_X_uvs.fits wwins /image_prod/ug002_uva//J0901+0448_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0901+0448_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.192006 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000476607 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.744676 0.744676 1.48935 2.9787 5.95741 11.9148 23.8296 47.6593 95.3185 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.192 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 402.859 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0901+0448_X_dfm.log closed on Wed Mar 4 22:45:25 2020