! Started logfile: .//J1909-0254_X_dfm.log on Mon Jan 20 18:52:37 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 .//J1909-0254_X_uva.fits ! Reading UV FITS file: .//J1909-0254_X_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.962418 visibilities/baseline/integration-bin. ! Found source: J1909-0254 ! ! 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 85 lines of history. ! ! Reading 4712 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 J1909-0254_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999501Jy sigma=18.850517 ! Fit after self-cal, rms=0.964585Jy sigma=18.222065 ! 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=0.8031 mas, bmaj=3.667 mas, bpa=-16.23 degrees ! Estimated noise=0.825303 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 = 0.023271 Jy ! Component: 100 - total flux cleaned = 0.0334672 Jy ! Total flux subtracted in 100 components = 0.0334672 Jy ! Clean residual min=-0.005160 max=0.008343 Jy/beam ! Clean residual mean=-0.000005 rms=0.001897 Jy/beam ! Combined flux in latest and established models = 0.0334672 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0334672 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=0.052479Jy sigma=0.924946 ! Fit after self-cal, rms=0.051196Jy sigma=0.902137 ! 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=0.9787 mas, bmaj=3.861 mas, bpa=-15.9 degrees ! Estimated noise=0.556792 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 = 0.0136622 Jy ! Component: 100 - total flux cleaned = 0.0225918 Jy ! Component: 150 - total flux cleaned = 0.0288107 Jy ! Component: 200 - total flux cleaned = 0.0332399 Jy ! Total flux subtracted in 200 components = 0.0332399 Jy ! Clean residual min=-0.007396 max=0.012217 Jy/beam ! Clean residual mean=-0.000014 rms=0.002387 Jy/beam ! Combined flux in latest and established models = 0.0667071 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 65 components and 0.0667071 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=0.046329Jy sigma=0.818877 ! Fit after self-cal, rms=0.046103Jy sigma=0.815444 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9787 x 3.861 at -15.9 degrees (North through East) ! Clean map min=-0.0072349 max=0.033483 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 HN 0.89 KP 0.67 ! LA 1.06 MK 1.05 NL 1.68 OV 0.94 ! PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.99 HN 0.84 KP 0.62 ! LA 1.22 MK 1.32 NL 1.70 OV 0.93 ! PT 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.86 HN 0.95 KP 0.66 ! LA 1.04 MK 1.12 NL 1.61 OV 0.99 ! PT 0.79 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.93 HN 1.02 KP 0.72 ! LA 1.28 MK 1.16 NL 1.35 OV 0.89 ! PT 0.75 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 0.81 HN 1.10 KP 0.69 ! LA 1.42 MK 1.26 NL 1.22 OV 0.97 ! PT 0.77 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 2.02 FD 0.93 HN 1.04 KP 0.71 ! LA 1.47 MK 1.17 NL 1.22 OV 0.96 ! PT 0.75 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 0.88 HN 0.82 KP 0.76 ! LA 1.23 MK 1.06 NL 1.27 OV 0.99 ! PT 0.76 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 0.90 HN 1.08 KP 0.69 ! LA 1.41 MK 1.18 NL 1.19 OV 1.18 ! PT 0.74 ! ! ! Fit before self-cal, rms=0.046103Jy sigma=0.815444 ! Fit after self-cal, rms=0.048925Jy sigma=0.764846 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.03 mas, bmaj=4.132 mas, bpa=-15.48 degrees ! Estimated noise=0.561361 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 (-8.4, 40.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0087959 Jy ! Component: 100 - total flux cleaned = 0.0119215 Jy ! Component: 150 - total flux cleaned = 0.0127915 Jy ! Component: 200 - total flux cleaned = 0.0137717 Jy ! Total flux subtracted in 200 components = 0.0137717 Jy ! Clean residual min=-0.004238 max=0.005943 Jy/beam ! Clean residual mean=-0.000003 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 0.0804788 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 107 components and 0.0804788 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=0.047156Jy sigma=0.732998 ! Fit after self-cal, rms=0.047118Jy sigma=0.723895 ! 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=0.047118Jy sigma=0.723895 ! Fit after self-cal, rms=0.045443Jy sigma=0.719406 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=4.092 mas, bpa=-15.69 degrees ! Estimated noise=0.547516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240114 Jy ! Component: 100 - total flux cleaned = 0.00216238 Jy ! Component: 150 - total flux cleaned = 0.00209896 Jy ! Component: 200 - total flux cleaned = 0.00187567 Jy ! Total flux subtracted in 200 components = 0.00187567 Jy ! Clean residual min=-0.003712 max=0.005226 Jy/beam ! Clean residual mean=-0.000003 rms=0.001156 Jy/beam ! Combined flux in latest and established models = 0.0823544 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 129 components and 0.0823544 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=0.045074Jy sigma=0.713810 ! Fit after self-cal, rms=0.044987Jy sigma=0.712623 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 (11.4, -35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00390658 Jy ! Component: 100 - total flux cleaned = 0.00405258 Jy ! Component: 150 - total flux cleaned = 0.00383768 Jy ! Component: 200 - total flux cleaned = 0.00359425 Jy ! Total flux subtracted in 200 components = 0.00359425 Jy ! Clean residual min=-0.003186 max=0.003925 Jy/beam ! Clean residual mean=-0.000002 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 0.0859487 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 157 components and 0.0859487 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=0.044379Jy sigma=0.701125 ! Fit after self-cal, rms=0.044178Jy sigma=0.699008 ! 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=0.044178Jy sigma=0.699008 ! Fit after self-cal, rms=0.043066Jy sigma=0.697751 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.036 mas, bmaj=4.034 mas, bpa=-15.56 degrees ! Estimated noise=0.541022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102416 Jy ! Component: 100 - total flux cleaned = 0.0004192 Jy ! Component: 150 - total flux cleaned = 0.00020815 Jy ! Component: 200 - total flux cleaned = -0.000179227 Jy ! Total flux subtracted in 200 components = -0.000179227 Jy ! Clean residual min=-0.003035 max=0.004025 Jy/beam ! Clean residual mean=-0.000002 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 0.0857695 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 172 components and 0.0857695 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=0.042847Jy sigma=0.694560 ! Fit after self-cal, rms=0.042815Jy sigma=0.694132 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 (6, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00374276 Jy ! Component: 100 - total flux cleaned = 0.00486756 Jy ! Component: 150 - total flux cleaned = 0.00501225 Jy ! Component: 200 - total flux cleaned = 0.00520715 Jy ! Total flux subtracted in 200 components = 0.00520715 Jy ! Clean residual min=-0.002609 max=0.003490 Jy/beam ! Clean residual mean=-0.000001 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.0909766 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 213 components and 0.0909766 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=0.042300Jy sigma=0.686833 ! Fit after self-cal, rms=0.042208Jy sigma=0.686078 ! Inverting map ! Added new window around map position (31.4, -9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170318 Jy ! Component: 100 - total flux cleaned = 0.00237877 Jy ! Component: 150 - total flux cleaned = 0.0026361 Jy ! Component: 200 - total flux cleaned = 0.00264112 Jy ! Total flux subtracted in 200 components = 0.00264112 Jy ! Clean residual min=-0.002426 max=0.002983 Jy/beam ! Clean residual mean=-0.000001 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.0936177 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 231 components and 0.0936177 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=0.041847Jy sigma=0.680937 ! Fit after self-cal, rms=0.041741Jy sigma=0.680228 ! Inverting map ! Added new window around map position (-29.2, 38). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235863 Jy ! Component: 100 - total flux cleaned = 0.00281339 Jy ! Component: 150 - total flux cleaned = 0.00326875 Jy ! Component: 200 - total flux cleaned = 0.00353176 Jy ! Total flux subtracted in 200 components = 0.00353176 Jy ! Clean residual min=-0.001987 max=0.002242 Jy/beam ! Clean residual mean=-0.000001 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.0971495 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 255 components and 0.0971495 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=0.041447Jy sigma=0.676182 ! Fit after self-cal, rms=0.041379Jy sigma=0.675706 ! 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=0.041379Jy sigma=0.675706 ! Fit after self-cal, rms=0.039759Jy sigma=0.674288 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.306 mas, bmaj=4.28 mas, bpa=-3.329 degrees ! Estimated noise=0.61057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155995 Jy ! Component: 100 - total flux cleaned = 0.00183559 Jy ! Component: 150 - total flux cleaned = 0.00188707 Jy ! Component: 200 - total flux cleaned = 0.00193196 Jy ! Total flux subtracted in 200 components = 0.00193196 Jy ! Clean residual min=-0.002085 max=0.002203 Jy/beam ! Clean residual mean=-0.000003 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.0990814 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 283 components and 0.0990814 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=0.039638Jy sigma=0.672563 ! Fit after self-cal, rms=0.039612Jy sigma=0.672264 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 = 0.000249764 Jy ! Component: 100 - total flux cleaned = 0.000334518 Jy ! Component: 150 - total flux cleaned = 0.000374788 Jy ! Component: 200 - total flux cleaned = 0.000448375 Jy ! Total flux subtracted in 200 components = 0.000448375 Jy ! Clean residual min=-0.002002 max=0.002092 Jy/beam ! Clean residual mean=-0.000003 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.0995298 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 305 components and 0.0995298 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=0.039549Jy sigma=0.671432 ! Fit after self-cal, rms=0.039550Jy sigma=0.671345 ! 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=1.031 mas, bmaj=3.98 mas, bpa=-15.51 degrees ! Estimated noise=0.528225 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.031 x 3.98 at -15.51 degrees (North through East) ! Clean map min=-0.0029796 max=0.032079 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=0.8323 mas, bmaj=3.769 mas, bpa=-15.87 degrees ! Estimated noise=0.819513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0235429 Jy ! Component: 100 - total flux cleaned = 0.0356684 Jy ! Component: 150 - total flux cleaned = 0.044825 Jy ! Component: 200 - total flux cleaned = 0.0522227 Jy ! Total flux subtracted in 200 components = 0.0522227 Jy ! Clean residual min=-0.005093 max=0.007655 Jy/beam ! Clean residual mean=-0.000003 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 0.0522227 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.0522227 Jy ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=3.98 mas, bpa=-15.51 degrees ! Estimated noise=0.528225 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 (-1.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00968319 Jy ! Component: 100 - total flux cleaned = 0.0163039 Jy ! Component: 150 - total flux cleaned = 0.0216317 Jy ! Component: 200 - total flux cleaned = 0.0261029 Jy ! Total flux subtracted in 200 components = 0.0261029 Jy ! Clean residual min=-0.003973 max=0.004567 Jy/beam ! Clean residual mean=-0.000001 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.0783255 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 90 components and 0.0783256 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=2.306 mas, bmaj=4.28 mas, bpa=-3.329 degrees ! Estimated noise=0.61057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00577754 Jy ! Component: 100 - total flux cleaned = 0.00915194 Jy ! Component: 150 - total flux cleaned = 0.0114853 Jy ! Component: 200 - total flux cleaned = 0.0131156 Jy ! Total flux subtracted in 200 components = 0.0131156 Jy ! Clean residual min=-0.003696 max=0.004110 Jy/beam ! Clean residual mean=0.000001 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 0.0914412 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 = 0.000992796 Jy ! Component: 100 - total flux cleaned = 0.00177495 Jy ! Component: 150 - total flux cleaned = 0.00231015 Jy ! Component: 200 - total flux cleaned = 0.00280673 Jy ! Total flux subtracted in 200 components = 0.00280673 Jy ! Clean residual min=-0.003158 max=0.003102 Jy/beam ! Clean residual mean=-0.000000 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 0.0942479 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 164 components and 0.0942479 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=3.98 mas, bpa=-15.51 degrees ! Estimated noise=0.528225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000787456 Jy ! Component: 100 - total flux cleaned = 0.000790147 Jy ! Component: 150 - total flux cleaned = 0.000853478 Jy ! Component: 200 - total flux cleaned = 0.00115214 Jy ! Total flux subtracted in 200 components = 0.00115214 Jy ! Clean residual min=-0.002554 max=0.002199 Jy/beam ! Clean residual mean=-0.000000 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.0954001 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 197 components and 0.0954001 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=0.039915Jy sigma=0.677911 ! Fit after self-cal, rms=0.039888Jy sigma=0.676289 wmodel J1909-0254_X_map.mod ! Writing 197 model components to file: J1909-0254_X_map.mod wobs J1909-0254_X_uvs.fits ! Writing UV FITS file: J1909-0254_X_uvs.fits wwins J1909-0254_X_map.win ! wwins: Wrote 7 windows to J1909-0254_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 = -0.000743228 Jy ! Component: 100 - total flux cleaned = -0.000744626 Jy ! Component: 150 - total flux cleaned = -0.000606025 Jy ! Component: 200 - total flux cleaned = -0.000376696 Jy ! Component: 250 - total flux cleaned = -0.000160144 Jy ! Component: 300 - total flux cleaned = -4.19791e-05 Jy ! Component: 350 - total flux cleaned = 7.15637e-05 Jy ! Component: 400 - total flux cleaned = 0.000180386 Jy ! Component: 450 - total flux cleaned = 0.000231987 Jy ! Component: 500 - total flux cleaned = 0.000256785 Jy ! Component: 550 - total flux cleaned = 0.000280242 Jy ! Component: 600 - total flux cleaned = 0.000280208 Jy ! Component: 650 - total flux cleaned = 0.000280233 Jy ! Component: 700 - total flux cleaned = 0.000236686 Jy ! Component: 750 - total flux cleaned = 0.000194563 Jy ! Component: 800 - total flux cleaned = 0.000235829 Jy ! Component: 850 - total flux cleaned = 0.000235623 Jy ! Component: 900 - total flux cleaned = 0.000216261 Jy ! Component: 950 - total flux cleaned = 0.000197217 Jy ! Component: 1000 - total flux cleaned = 0.00012389 Jy ! Component: 1050 - total flux cleaned = 8.83395e-05 Jy ! Component: 1100 - total flux cleaned = 3.60519e-05 Jy ! Component: 1150 - total flux cleaned = 2.03267e-06 Jy ! Component: 1200 - total flux cleaned = -8.13682e-05 Jy ! Component: 1250 - total flux cleaned = -9.79226e-05 Jy ! Component: 1300 - total flux cleaned = -0.000114106 Jy ! Component: 1350 - total flux cleaned = -0.000193057 Jy ! Component: 1400 - total flux cleaned = -0.000254759 Jy ! Component: 1450 - total flux cleaned = -0.000285217 Jy ! Component: 1500 - total flux cleaned = -0.000374882 Jy ! Component: 1550 - total flux cleaned = -0.000389495 Jy ! Component: 1600 - total flux cleaned = -0.000446824 Jy ! Component: 1650 - total flux cleaned = -0.000446724 Jy ! Component: 1700 - total flux cleaned = -0.000474371 Jy ! Component: 1750 - total flux cleaned = -0.000474312 Jy ! Component: 1800 - total flux cleaned = -0.000474139 Jy ! Component: 1850 - total flux cleaned = -0.000461236 Jy ! Component: 1900 - total flux cleaned = -0.000474455 Jy ! Component: 1950 - total flux cleaned = -0.000474493 Jy ! Component: 2000 - total flux cleaned = -0.000461975 Jy ! Component: 2050 - total flux cleaned = -0.00046233 Jy ! Component: 2100 - total flux cleaned = -0.000487056 Jy ! Component: 2150 - total flux cleaned = -0.000487003 Jy ! Component: 2200 - total flux cleaned = -0.000486932 Jy ! Component: 2250 - total flux cleaned = -0.00048692 Jy ! Component: 2300 - total flux cleaned = -0.000452128 Jy ! Component: 2350 - total flux cleaned = -0.000440769 Jy ! Component: 2400 - total flux cleaned = -0.000452102 Jy ! Component: 2450 - total flux cleaned = -0.000429771 Jy ! Component: 2500 - total flux cleaned = -0.000385669 Jy ! Component: 2550 - total flux cleaned = -0.000396588 Jy ! Component: 2600 - total flux cleaned = -0.000385809 Jy ! Component: 2650 - total flux cleaned = -0.000375066 Jy ! Component: 2700 - total flux cleaned = -0.00033286 Jy ! Component: 2750 - total flux cleaned = -0.000301541 Jy ! Component: 2800 - total flux cleaned = -0.000280805 Jy ! Component: 2850 - total flux cleaned = -0.000239822 Jy ! Component: 2900 - total flux cleaned = -0.000199241 Jy ! Component: 2950 - total flux cleaned = -0.000199203 Jy ! Component: 3000 - total flux cleaned = -0.000169342 Jy ! Component: 3050 - total flux cleaned = -0.000149612 Jy ! Component: 3100 - total flux cleaned = -0.00014966 Jy ! Component: 3150 - total flux cleaned = -0.000130327 Jy ! Component: 3200 - total flux cleaned = -0.000159186 Jy ! Component: 3250 - total flux cleaned = -0.000120832 Jy ! Component: 3300 - total flux cleaned = -0.00013038 Jy ! Component: 3350 - total flux cleaned = -0.000111434 Jy ! Component: 3400 - total flux cleaned = -0.000139431 Jy ! Component: 3450 - total flux cleaned = -0.000120793 Jy ! Component: 3500 - total flux cleaned = -0.000111556 Jy ! Component: 3550 - total flux cleaned = -0.000120713 Jy ! Component: 3600 - total flux cleaned = -0.000120671 Jy ! Component: 3650 - total flux cleaned = -0.000120647 Jy ! Component: 3700 - total flux cleaned = -0.000129625 Jy ! Component: 3750 - total flux cleaned = -0.000156408 Jy ! Component: 3800 - total flux cleaned = -0.000129702 Jy ! Component: 3850 - total flux cleaned = -0.000120896 Jy ! Component: 3900 - total flux cleaned = -0.000129703 Jy ! Component: 3950 - total flux cleaned = -0.000103458 Jy ! Component: 4000 - total flux cleaned = -7.73405e-05 Jy ! Component: 4050 - total flux cleaned = -7.73226e-05 Jy ! Total flux subtracted in 4096 components = -9.46153e-05 Jy ! Clean residual min=-0.000560 max=0.000567 Jy/beam ! Clean residual mean=-0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0953054 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 475 components and 0.0953054 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1909-0254_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.031 x 3.98 at -15.51 degrees (North through East) ! Clean map min=-0.001833 max=0.031936 Jy/beam ! Writing clean map to FITS file: .//J1909-0254_X_map.fits wmodel .//J1909-0254_X_map.mod ! Writing 475 model components to file: .//J1909-0254_X_map.mod wobs .//J1909-0254_X_uvs.fits ! Writing UV FITS file: .//J1909-0254_X_uvs.fits wwins .//J1909-0254_X_map.win ! wwins: Wrote 8 windows to .//J1909-0254_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0319359 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000148416 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.39419 1.39419 2.78838 5.57677 11.1535 22.3071 44.6141 89.2283 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 215.178 quit ! Quitting program ! Log file .//J1909-0254_X_dfm.log closed on Mon Jan 20 18:52:41 2020