! Started logfile: .//J2015+1727_X_dfm.log on Mon Jan 20 19:03:30 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J2015+1727_X_uva.fits ! Reading UV FITS file: .//J2015+1727_X_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.94902 visibilities/baseline/integration-bin. ! Found source: J2015+1727 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5808 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2015+1727_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005745Jy sigma=21.367100 ! Fit after self-cal, rms=0.941724Jy sigma=19.978657 ! 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=0.7496 mas, bmaj=1.993 mas, bpa=3.258 degrees ! Estimated noise=0.704195 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 = 0.0386294 Jy ! Component: 100 - total flux cleaned = 0.0554901 Jy ! Total flux subtracted in 100 components = 0.0554901 Jy ! Clean residual min=-0.006825 max=0.013890 Jy/beam ! Clean residual mean=0.000001 rms=0.002046 Jy/beam ! Combined flux in latest and established models = 0.0554901 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0554901 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=0.053315Jy sigma=1.064593 ! Fit after self-cal, rms=0.052374Jy sigma=1.046097 ! Inverting map ! Added new window around map position (-4.6, 8.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014033 Jy ! Component: 100 - total flux cleaned = 0.0230078 Jy ! Total flux subtracted in 100 components = 0.0230078 Jy ! Clean residual min=-0.005373 max=0.008347 Jy/beam ! Clean residual mean=0.000000 rms=0.001522 Jy/beam ! Combined flux in latest and established models = 0.0784979 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.078498 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=0.046160Jy sigma=0.899451 ! Fit after self-cal, rms=0.045843Jy sigma=0.892686 ! 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=0.8939 mas, bmaj=2.267 mas, bpa=3.482 degrees ! Estimated noise=0.443797 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 = 0.0129343 Jy ! Component: 100 - total flux cleaned = 0.0219156 Jy ! Component: 150 - total flux cleaned = 0.0286995 Jy ! Component: 200 - total flux cleaned = 0.0339847 Jy ! Total flux subtracted in 200 components = 0.0339847 Jy ! Clean residual min=-0.005104 max=0.007111 Jy/beam ! Clean residual mean=-0.000012 rms=0.001728 Jy/beam ! Combined flux in latest and established models = 0.112483 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 60 components and 0.112483 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=0.040928Jy sigma=0.775676 ! Fit after self-cal, rms=0.040833Jy sigma=0.773685 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8939 x 2.267 at 3.482 degrees (North through East) ! Clean map min=-0.004573 max=0.055348 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.95 HN 1.17 KP 0.88 ! LA 0.81 MK 1.26 NL 1.06 OV 1.35 ! PT 0.75 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 1.13 KP 0.93 ! LA 0.84 MK 0.99 NL 1.00 OV 1.19 ! PT 0.79 SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.12 HN 1.08 KP 0.91 ! LA 0.78 MK 0.80 NL 1.08 OV 1.23 ! PT 0.78 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.21 KP 0.91 ! LA 0.84 MK 1.16 NL 1.00 OV 1.21 ! PT 0.78 SC 1.12 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.94 HN 1.18 KP 0.88 ! LA 0.83 MK 1.09 NL 1.07 OV 1.21 ! PT 0.79 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.26 KP 0.90 ! LA 0.93 MK 0.74 NL 1.06 OV 1.25 ! PT 0.77 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HN 1.31 KP 0.90 ! LA 0.86 MK 0.85 NL 1.03 OV 1.25 ! PT 0.77 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.11 KP 0.88 ! LA 0.87 MK 1.00 NL 1.03 OV 1.20 ! PT 0.78 SC 1.09 ! ! ! Fit before self-cal, rms=0.040833Jy sigma=0.773685 ! Fit after self-cal, rms=0.039378Jy sigma=0.696246 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9061 mas, bmaj=2.346 mas, bpa=3.183 degrees ! Estimated noise=0.434656 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 (0.4, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355143 Jy ! Component: 100 - total flux cleaned = 0.00462328 Jy ! Component: 150 - total flux cleaned = 0.00476845 Jy ! Component: 200 - total flux cleaned = 0.00494317 Jy ! Total flux subtracted in 200 components = 0.00494317 Jy ! Clean residual min=-0.002400 max=0.002782 Jy/beam ! Clean residual mean=-0.000001 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.117426 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.117426 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=0.038898Jy sigma=0.685745 ! Fit after self-cal, rms=0.039053Jy sigma=0.684372 ! 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=0.039053Jy sigma=0.684372 ! Fit after self-cal, rms=0.038061Jy sigma=0.683283 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8883 mas, bmaj=2.331 mas, bpa=2.89 degrees ! Estimated noise=0.424341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164631 Jy ! Component: 100 - total flux cleaned = 0.0018855 Jy ! Component: 150 - total flux cleaned = 0.00176882 Jy ! Component: 200 - total flux cleaned = 0.00166429 Jy ! Total flux subtracted in 200 components = 0.00166429 Jy ! Clean residual min=-0.002147 max=0.002566 Jy/beam ! Clean residual mean=-0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.11909 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.11909 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=0.037931Jy sigma=0.680619 ! Fit after self-cal, rms=0.037926Jy sigma=0.680450 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 (24.4, -21.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222388 Jy ! Component: 100 - total flux cleaned = 0.00324866 Jy ! Component: 150 - total flux cleaned = 0.00368639 Jy ! Component: 200 - total flux cleaned = 0.00390698 Jy ! Total flux subtracted in 200 components = 0.00390698 Jy ! Clean residual min=-0.001976 max=0.002254 Jy/beam ! Clean residual mean=-0.000000 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.122997 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 0.122997 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=0.037774Jy sigma=0.676685 ! Fit after self-cal, rms=0.037765Jy sigma=0.676529 ! Inverting map ! Added new window around map position (2, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213783 Jy ! Component: 100 - total flux cleaned = 0.0031497 Jy ! Component: 150 - total flux cleaned = 0.00354553 Jy ! Component: 200 - total flux cleaned = 0.00379539 Jy ! Total flux subtracted in 200 components = 0.00379539 Jy ! Clean residual min=-0.001931 max=0.001724 Jy/beam ! Clean residual mean=0.000001 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.126792 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 139 components and 0.126792 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=0.037609Jy sigma=0.672785 ! Fit after self-cal, rms=0.037582Jy sigma=0.672607 ! 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=0.037582Jy sigma=0.672607 ! Fit after self-cal, rms=0.037285Jy sigma=0.672209 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8849 mas, bmaj=2.327 mas, bpa=2.898 degrees ! Estimated noise=0.420511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000611376 Jy ! Component: 100 - total flux cleaned = 0.000877094 Jy ! Component: 150 - total flux cleaned = 0.00105605 Jy ! Component: 200 - total flux cleaned = 0.00122046 Jy ! Total flux subtracted in 200 components = 0.00122046 Jy ! Clean residual min=-0.001760 max=0.001641 Jy/beam ! Clean residual mean=0.000001 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.128013 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 147 components and 0.128013 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=0.037230Jy sigma=0.670950 ! Fit after self-cal, rms=0.037222Jy sigma=0.670917 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 = 0.000192602 Jy ! Component: 100 - total flux cleaned = 0.000290095 Jy ! Component: 150 - total flux cleaned = 0.000381978 Jy ! Component: 200 - total flux cleaned = 0.00049096 Jy ! Total flux subtracted in 200 components = 0.00049096 Jy ! Clean residual min=-0.001677 max=0.001630 Jy/beam ! Clean residual mean=0.000001 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.128504 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 157 components and 0.128504 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=0.037193Jy sigma=0.670276 ! Fit after self-cal, rms=0.037190Jy sigma=0.670266 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037190Jy sigma=0.670266 ! Fit after self-cal, rms=0.037134Jy sigma=0.670134 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.069 mas, bmaj=3.191 mas, bpa=-2.222 degrees ! Estimated noise=0.539538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000180784 Jy ! Component: 100 - total flux cleaned = 0.000152357 Jy ! Component: 150 - total flux cleaned = 0.000240569 Jy ! Component: 200 - total flux cleaned = 0.000359857 Jy ! Total flux subtracted in 200 components = 0.000359857 Jy ! Clean residual min=-0.002145 max=0.001961 Jy/beam ! Clean residual mean=0.000001 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.128864 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 169 components and 0.128864 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=0.037116Jy sigma=0.669883 ! Fit after self-cal, rms=0.037109Jy sigma=0.669856 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.22088e-05 Jy ! Component: 100 - total flux cleaned = 0.000101591 Jy ! Component: 150 - total flux cleaned = 0.000101327 Jy ! Component: 200 - total flux cleaned = 0.000116526 Jy ! Total flux subtracted in 200 components = 0.000116526 Jy ! Clean residual min=-0.002155 max=0.001941 Jy/beam ! Clean residual mean=0.000002 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.12898 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 178 components and 0.12898 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=0.037102Jy sigma=0.669777 ! Fit after self-cal, rms=0.037102Jy sigma=0.669769 ! 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=0.8855 mas, bmaj=2.327 mas, bpa=2.962 degrees ! Estimated noise=0.419873 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8855 x 2.327 at 2.962 degrees (North through East) ! Clean map min=-0.0014679 max=0.052309 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=0.7439 mas, bmaj=2.038 mas, bpa=3.009 degrees ! Estimated noise=0.682677 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0389773 Jy ! Component: 100 - total flux cleaned = 0.0582925 Jy ! Component: 150 - total flux cleaned = 0.0705076 Jy ! Component: 200 - total flux cleaned = 0.0794284 Jy ! Total flux subtracted in 200 components = 0.0794284 Jy ! Clean residual min=-0.004060 max=0.005227 Jy/beam ! Clean residual mean=0.000000 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 0.0794284 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 0.0794284 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8855 mas, bmaj=2.327 mas, bpa=2.962 degrees ! Estimated noise=0.419873 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 = 0.010381 Jy ! Component: 100 - total flux cleaned = 0.0172135 Jy ! Component: 150 - total flux cleaned = 0.0222742 Jy ! Component: 200 - total flux cleaned = 0.0261792 Jy ! Total flux subtracted in 200 components = 0.0261792 Jy ! Clean residual min=-0.002898 max=0.003012 Jy/beam ! Clean residual mean=-0.000004 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.105608 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 69 components and 0.105608 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=2.069 mas, bmaj=3.191 mas, bpa=-2.222 degrees ! Estimated noise=0.539538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00556212 Jy ! Component: 100 - total flux cleaned = 0.00935194 Jy ! Component: 150 - total flux cleaned = 0.0122443 Jy ! Component: 200 - total flux cleaned = 0.0144881 Jy ! Total flux subtracted in 200 components = 0.0144881 Jy ! Clean residual min=-0.003018 max=0.002844 Jy/beam ! Clean residual mean=-0.000003 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.120096 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 = 0.0017179 Jy ! Component: 100 - total flux cleaned = 0.00276806 Jy ! Component: 150 - total flux cleaned = 0.00346998 Jy ! Component: 200 - total flux cleaned = 0.0040518 Jy ! Total flux subtracted in 200 components = 0.0040518 Jy ! Clean residual min=-0.002543 max=0.002191 Jy/beam ! Clean residual mean=-0.000001 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.124148 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 140 components and 0.124148 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8855 mas, bmaj=2.327 mas, bpa=2.962 degrees ! Estimated noise=0.419873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115298 Jy ! Component: 100 - total flux cleaned = 0.00197195 Jy ! Component: 150 - total flux cleaned = 0.00264196 Jy ! Component: 200 - total flux cleaned = 0.00324362 Jy ! Total flux subtracted in 200 components = 0.00324362 Jy ! Clean residual min=-0.001854 max=0.001583 Jy/beam ! Clean residual mean=0.000000 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.127391 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 165 components and 0.127391 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=0.037222Jy sigma=0.673060 ! Fit after self-cal, rms=0.037206Jy sigma=0.672430 wmodel J2015+1727_X_map.mod ! Writing 165 model components to file: J2015+1727_X_map.mod wobs J2015+1727_X_uvs.fits ! Writing UV FITS file: J2015+1727_X_uvs.fits wwins J2015+1727_X_map.win ! wwins: Wrote 5 windows to J2015+1727_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 = -0.000516356 Jy ! Component: 100 - total flux cleaned = -0.000766783 Jy ! Component: 150 - total flux cleaned = -0.000975975 Jy ! Component: 200 - total flux cleaned = -0.00115033 Jy ! Component: 250 - total flux cleaned = -0.00119851 Jy ! Component: 300 - total flux cleaned = -0.00122103 Jy ! Component: 350 - total flux cleaned = -0.00115445 Jy ! Component: 400 - total flux cleaned = -0.00111207 Jy ! Component: 450 - total flux cleaned = -0.00117341 Jy ! Component: 500 - total flux cleaned = -0.00117284 Jy ! Component: 550 - total flux cleaned = -0.00121145 Jy ! Component: 600 - total flux cleaned = -0.00123071 Jy ! Component: 650 - total flux cleaned = -0.00123102 Jy ! Component: 700 - total flux cleaned = -0.0012312 Jy ! Component: 750 - total flux cleaned = -0.00124875 Jy ! Component: 800 - total flux cleaned = -0.00124896 Jy ! Component: 850 - total flux cleaned = -0.00128199 Jy ! Component: 900 - total flux cleaned = -0.00129814 Jy ! Component: 950 - total flux cleaned = -0.00129813 Jy ! Component: 1000 - total flux cleaned = -0.00134432 Jy ! Component: 1050 - total flux cleaned = -0.00134463 Jy ! Component: 1100 - total flux cleaned = -0.00140381 Jy ! Component: 1150 - total flux cleaned = -0.00141828 Jy ! Component: 1200 - total flux cleaned = -0.00143258 Jy ! Component: 1250 - total flux cleaned = -0.00150215 Jy ! Component: 1300 - total flux cleaned = -0.00148836 Jy ! Component: 1350 - total flux cleaned = -0.00150191 Jy ! Component: 1400 - total flux cleaned = -0.00154151 Jy ! Component: 1450 - total flux cleaned = -0.00159307 Jy ! Component: 1500 - total flux cleaned = -0.00156768 Jy ! Component: 1550 - total flux cleaned = -0.0015804 Jy ! Component: 1600 - total flux cleaned = -0.00156836 Jy ! Component: 1650 - total flux cleaned = -0.0015686 Jy ! Component: 1700 - total flux cleaned = -0.0015688 Jy ! Component: 1750 - total flux cleaned = -0.00158051 Jy ! Component: 1800 - total flux cleaned = -0.00160342 Jy ! Component: 1850 - total flux cleaned = -0.00160342 Jy ! Component: 1900 - total flux cleaned = -0.0016035 Jy ! Component: 1950 - total flux cleaned = -0.00161445 Jy ! Component: 2000 - total flux cleaned = -0.00157124 Jy ! Component: 2050 - total flux cleaned = -0.00158186 Jy ! Component: 2100 - total flux cleaned = -0.00159231 Jy ! Component: 2150 - total flux cleaned = -0.00156118 Jy ! Component: 2200 - total flux cleaned = -0.00157152 Jy ! Component: 2250 - total flux cleaned = -0.00161201 Jy ! Component: 2300 - total flux cleaned = -0.00159208 Jy ! Component: 2350 - total flux cleaned = -0.00161208 Jy ! Component: 2400 - total flux cleaned = -0.00161222 Jy ! Component: 2450 - total flux cleaned = -0.00160259 Jy ! Component: 2500 - total flux cleaned = -0.00165016 Jy ! Component: 2550 - total flux cleaned = -0.00165948 Jy ! Component: 2600 - total flux cleaned = -0.0016596 Jy ! Component: 2650 - total flux cleaned = -0.00170572 Jy ! Component: 2700 - total flux cleaned = -0.00175127 Jy ! Component: 2750 - total flux cleaned = -0.00174211 Jy ! Component: 2800 - total flux cleaned = -0.00176883 Jy ! Component: 2850 - total flux cleaned = -0.00179526 Jy ! Component: 2900 - total flux cleaned = -0.00183011 Jy ! Component: 2950 - total flux cleaned = -0.00183876 Jy ! Component: 3000 - total flux cleaned = -0.00185576 Jy ! Component: 3050 - total flux cleaned = -0.00187255 Jy ! Component: 3100 - total flux cleaned = -0.00190587 Jy ! Component: 3150 - total flux cleaned = -0.00192228 Jy ! Component: 3200 - total flux cleaned = -0.00193875 Jy ! Component: 3250 - total flux cleaned = -0.00197932 Jy ! Component: 3300 - total flux cleaned = -0.00199525 Jy ! Component: 3350 - total flux cleaned = -0.00201905 Jy ! Component: 3400 - total flux cleaned = -0.0020191 Jy ! Component: 3450 - total flux cleaned = -0.00202698 Jy ! Component: 3500 - total flux cleaned = -0.00203478 Jy ! Component: 3550 - total flux cleaned = -0.00205025 Jy ! Component: 3600 - total flux cleaned = -0.00204259 Jy ! Component: 3650 - total flux cleaned = -0.00208077 Jy ! Component: 3700 - total flux cleaned = -0.00207313 Jy ! Component: 3750 - total flux cleaned = -0.00206561 Jy ! Component: 3800 - total flux cleaned = -0.00206563 Jy ! Component: 3850 - total flux cleaned = -0.00207303 Jy ! Component: 3900 - total flux cleaned = -0.0020436 Jy ! Component: 3950 - total flux cleaned = -0.00205093 Jy ! Component: 4000 - total flux cleaned = -0.00203641 Jy ! Component: 4050 - total flux cleaned = -0.00202916 Jy ! Total flux subtracted in 4096 components = -0.00200052 Jy ! Clean residual min=-0.000410 max=0.000416 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.125391 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 469 components and 0.12539 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2015+1727_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8855 x 2.327 at 2.962 degrees (North through East) ! Clean map min=-0.00091432 max=0.052185 Jy/beam ! Writing clean map to FITS file: .//J2015+1727_X_map.fits wmodel .//J2015+1727_X_map.mod ! Writing 469 model components to file: .//J2015+1727_X_map.mod wobs .//J2015+1727_X_uvs.fits ! Writing UV FITS file: .//J2015+1727_X_uvs.fits wwins .//J2015+1727_X_map.win ! wwins: Wrote 6 windows to .//J2015+1727_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0521852 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000118708 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.682425 0.682425 1.36485 2.7297 5.4594 10.9188 21.8376 43.6752 87.3504 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.052 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 439.608 quit ! Quitting program ! Log file .//J2015+1727_X_dfm.log closed on Mon Jan 20 19:03:34 2020