! Started logfile: .//J1813+4304_X_dfm.log on Sun Oct 21 00:00:58 2018 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 .//J1813+4304_X_uva.fits ! Reading UV FITS file: .//J1813+4304_X_uva.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.992063 visibilities/baseline/integration-bin. ! Found source: J1813+4304 ! ! 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 2000 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 J1813+4304_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.013339Jy sigma=36.642364 ! Fit after self-cal, rms=0.868252Jy sigma=31.286494 ! 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=0.9769 mas, bmaj=2.275 mas, bpa=11.54 degrees ! Estimated noise=0.735915 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 = 0.101916 Jy ! Component: 100 - total flux cleaned = 0.121536 Jy ! Total flux subtracted in 100 components = 0.121536 Jy ! Clean residual min=-0.016688 max=0.045124 Jy/beam ! Clean residual mean=-0.000008 rms=0.004808 Jy/beam ! Combined flux in latest and established models = 0.121536 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.121536 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=0.074694Jy sigma=2.732299 ! Fit after self-cal, rms=0.074272Jy sigma=2.729545 ! Inverting map ! Added new window around map position (2.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0374587 Jy ! Component: 100 - total flux cleaned = 0.0539757 Jy ! Total flux subtracted in 100 components = 0.0539757 Jy ! Clean residual min=-0.014296 max=0.024961 Jy/beam ! Clean residual mean=-0.000006 rms=0.002968 Jy/beam ! Combined flux in latest and established models = 0.175512 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.175512 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=0.051736Jy sigma=1.818008 ! Fit after self-cal, rms=0.045723Jy sigma=1.559732 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162581 Jy ! Component: 100 - total flux cleaned = 0.02099 Jy ! Total flux subtracted in 100 components = 0.02099 Jy ! Clean residual min=-0.007965 max=0.011413 Jy/beam ! Clean residual mean=-0.000006 rms=0.001879 Jy/beam ! Combined flux in latest and established models = 0.196502 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.196502 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=0.038828Jy sigma=1.266623 ! Fit after self-cal, rms=0.037861Jy sigma=1.220687 ! Inverting map ! Added new window around map position (5.8, 5.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00905833 Jy ! Component: 100 - total flux cleaned = 0.0115817 Jy ! Total flux subtracted in 100 components = 0.0115817 Jy ! Clean residual min=-0.007846 max=0.008137 Jy/beam ! Clean residual mean=-0.000004 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 0.208084 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.208084 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=0.033541Jy sigma=1.030769 ! Fit after self-cal, rms=0.033121Jy sigma=1.005804 ! 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=1.27 mas, bmaj=2.517 mas, bpa=10.61 degrees ! Estimated noise=0.470531 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 = 0.00970855 Jy ! Component: 100 - total flux cleaned = 0.0143357 Jy ! Component: 150 - total flux cleaned = 0.0167109 Jy ! Component: 200 - total flux cleaned = 0.018546 Jy ! Total flux subtracted in 200 components = 0.018546 Jy ! Clean residual min=-0.005946 max=0.006359 Jy/beam ! Clean residual mean=-0.000007 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 0.22663 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 61 components and 0.226629 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=0.029904Jy sigma=0.849079 ! Fit after self-cal, rms=0.029355Jy sigma=0.821472 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.27 x 2.517 at 10.61 degrees (North through East) ! Clean map min=-0.0060975 max=0.11385 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.03 KP 0.99 ! LA 1.05 NL 1.12 OV 0.93 PT 0.95 ! SC 1.15 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.01 KP 1.02 ! LA 1.05 NL 1.18 OV 0.95 PT 0.94 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.03 KP 0.99 ! LA 1.03 NL 1.16 OV 0.96 PT 0.95 ! SC 1.10 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.01 KP 1.00 ! LA 1.03 NL 1.19 OV 0.96 PT 0.96 ! SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.00 KP 1.01 ! LA 1.05 NL 1.20 OV 0.96 PT 0.94 ! SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.00 KP 1.00 ! LA 1.06 NL 1.18 OV 0.96 PT 0.95 ! SC 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 1.01 KP 1.02 ! LA 1.03 NL 1.14 OV 0.95 PT 0.93 ! SC 1.10 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.03 KP 1.05 ! LA 1.02 NL 1.18 OV 0.94 PT 0.94 ! SC 1.12 ! ! ! Fit before self-cal, rms=0.029355Jy sigma=0.821472 ! Fit after self-cal, rms=0.029036Jy sigma=0.744630 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.285 mas, bmaj=2.516 mas, bpa=10.37 degrees ! Estimated noise=0.486911 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 = 0.00401169 Jy ! Component: 100 - total flux cleaned = 0.00537742 Jy ! Component: 150 - total flux cleaned = 0.00579581 Jy ! Component: 200 - total flux cleaned = 0.00586903 Jy ! Total flux subtracted in 200 components = 0.00586903 Jy ! Clean residual min=-0.003371 max=0.004155 Jy/beam ! Clean residual mean=-0.000005 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.232499 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 75 components and 0.232499 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=0.028254Jy sigma=0.707789 ! Fit after self-cal, rms=0.028213Jy sigma=0.704463 ! 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=0.028213Jy sigma=0.704463 ! Fit after self-cal, rms=0.028243Jy sigma=0.702309 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.285 mas, bmaj=2.512 mas, bpa=10.38 degrees ! Estimated noise=0.488081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193789 Jy ! Component: 100 - total flux cleaned = 0.00279862 Jy ! Component: 150 - total flux cleaned = 0.00304773 Jy ! Component: 200 - total flux cleaned = 0.00310385 Jy ! Total flux subtracted in 200 components = 0.00310385 Jy ! Clean residual min=-0.002987 max=0.003652 Jy/beam ! Clean residual mean=-0.000005 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.235602 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 76 components and 0.235602 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=0.027926Jy sigma=0.686365 ! Fit after self-cal, rms=0.027919Jy sigma=0.685094 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 (5.8, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00338584 Jy ! Component: 100 - total flux cleaned = 0.00539793 Jy ! Component: 150 - total flux cleaned = 0.00673233 Jy ! Component: 200 - total flux cleaned = 0.00748085 Jy ! Total flux subtracted in 200 components = 0.00748085 Jy ! Clean residual min=-0.002787 max=0.002681 Jy/beam ! Clean residual mean=-0.000003 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.243083 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 94 components and 0.243083 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=0.027417Jy sigma=0.661027 ! Fit after self-cal, rms=0.027397Jy sigma=0.660738 ! 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=0.027397Jy sigma=0.660738 ! Fit after self-cal, rms=0.027480Jy sigma=0.659211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.288 mas, bmaj=2.51 mas, bpa=10.18 degrees ! Estimated noise=0.488427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143178 Jy ! Component: 100 - total flux cleaned = 0.00211153 Jy ! Component: 150 - total flux cleaned = 0.00248258 Jy ! Component: 200 - total flux cleaned = 0.00286673 Jy ! Total flux subtracted in 200 components = 0.00286673 Jy ! Clean residual min=-0.002624 max=0.002359 Jy/beam ! Clean residual mean=-0.000003 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.24595 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 0.24595 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=0.027336Jy sigma=0.653208 ! Fit after self-cal, rms=0.027328Jy sigma=0.653005 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 = 0.000357663 Jy ! Component: 100 - total flux cleaned = 0.000564049 Jy ! Component: 150 - total flux cleaned = 0.000758119 Jy ! Component: 200 - total flux cleaned = 0.000909385 Jy ! Total flux subtracted in 200 components = 0.000909385 Jy ! Clean residual min=-0.002537 max=0.002210 Jy/beam ! Clean residual mean=-0.000002 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.246859 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 107 components and 0.246859 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=0.027245Jy sigma=0.649868 ! Fit after self-cal, rms=0.027242Jy sigma=0.649781 ! 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=0.027242Jy sigma=0.649781 ! Fit after self-cal, rms=0.027246Jy sigma=0.648840 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.364 mas, bmaj=2.964 mas, bpa=7.456 degrees ! Estimated noise=0.525255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000971068 Jy ! Component: 100 - total flux cleaned = 0.00167397 Jy ! Component: 150 - total flux cleaned = 0.00221228 Jy ! Component: 200 - total flux cleaned = 0.00246204 Jy ! Total flux subtracted in 200 components = 0.00246204 Jy ! Clean residual min=-0.002135 max=0.002063 Jy/beam ! Clean residual mean=-0.000004 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.249321 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 122 components and 0.249321 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=0.027212Jy sigma=0.647290 ! Fit after self-cal, rms=0.027201Jy sigma=0.647163 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 = 0.000172341 Jy ! Component: 100 - total flux cleaned = 0.000311197 Jy ! Component: 150 - total flux cleaned = 0.000466385 Jy ! Component: 200 - total flux cleaned = 0.000591749 Jy ! Total flux subtracted in 200 components = 0.000591749 Jy ! Clean residual min=-0.002049 max=0.001963 Jy/beam ! Clean residual mean=-0.000004 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.249913 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 127 components and 0.249913 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=0.027191Jy sigma=0.646427 ! Fit after self-cal, rms=0.027183Jy sigma=0.646315 ! 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=1.288 mas, bmaj=2.508 mas, bpa=10.1 degrees ! Estimated noise=0.488706 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.288 x 2.508 at 10.1 degrees (North through East) ! Clean map min=-0.0021408 max=0.11459 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=0.987 mas, bmaj=2.254 mas, bpa=10.9 degrees ! Estimated noise=0.769844 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114336 Jy ! Component: 100 - total flux cleaned = 0.15409 Jy ! Component: 150 - total flux cleaned = 0.173218 Jy ! Component: 200 - total flux cleaned = 0.185862 Jy ! Total flux subtracted in 200 components = 0.185862 Jy ! Clean residual min=-0.005288 max=0.007657 Jy/beam ! Clean residual mean=-0.000007 rms=0.001583 Jy/beam ! Combined flux in latest and established models = 0.185862 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.185862 Jy ! Inverting map and beam ! Estimated beam: bmin=1.288 mas, bmaj=2.508 mas, bpa=10.1 degrees ! Estimated noise=0.488706 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 (1.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154897 Jy ! Component: 100 - total flux cleaned = 0.0260638 Jy ! Component: 150 - total flux cleaned = 0.0336699 Jy ! Component: 200 - total flux cleaned = 0.0393204 Jy ! Total flux subtracted in 200 components = 0.0393204 Jy ! Clean residual min=-0.002887 max=0.003979 Jy/beam ! Clean residual mean=-0.000009 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.225182 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 71 components and 0.225182 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=2.364 mas, bmaj=2.964 mas, bpa=7.456 degrees ! Estimated noise=0.525255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0061295 Jy ! Component: 100 - total flux cleaned = 0.010181 Jy ! Component: 150 - total flux cleaned = 0.0132158 Jy ! Component: 200 - total flux cleaned = 0.0156156 Jy ! Total flux subtracted in 200 components = 0.0156156 Jy ! Clean residual min=-0.002340 max=0.002523 Jy/beam ! Clean residual mean=-0.000007 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.240798 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 = 0.00194641 Jy ! Component: 100 - total flux cleaned = 0.00355173 Jy ! Component: 150 - total flux cleaned = 0.00488836 Jy ! Component: 200 - total flux cleaned = 0.00601081 Jy ! Total flux subtracted in 200 components = 0.00601081 Jy ! Clean residual min=-0.001839 max=0.002256 Jy/beam ! Clean residual mean=-0.000005 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.246809 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 151 components and 0.246809 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.288 mas, bmaj=2.508 mas, bpa=10.1 degrees ! Estimated noise=0.488706 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000317812 Jy ! Component: 100 - total flux cleaned = 0.00102371 Jy ! Component: 150 - total flux cleaned = 0.0016803 Jy ! Component: 200 - total flux cleaned = 0.0023039 Jy ! Total flux subtracted in 200 components = 0.0023039 Jy ! Clean residual min=-0.001935 max=0.002021 Jy/beam ! Clean residual mean=-0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.249113 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 171 components and 0.249113 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=0.027216Jy sigma=0.644308 ! Fit after self-cal, rms=0.027160Jy sigma=0.642851 wmodel J1813+4304_X_map.mod ! Writing 171 model components to file: J1813+4304_X_map.mod wobs J1813+4304_X_uvs.fits ! Writing UV FITS file: J1813+4304_X_uvs.fits wwins J1813+4304_X_map.win ! wwins: Wrote 5 windows to J1813+4304_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 = -1.09945e-05 Jy ! Component: 100 - total flux cleaned = -9.55228e-05 Jy ! Component: 150 - total flux cleaned = -0.000170557 Jy ! Component: 200 - total flux cleaned = -0.000241515 Jy ! Component: 250 - total flux cleaned = -0.000423062 Jy ! Component: 300 - total flux cleaned = -0.000552883 Jy ! Component: 350 - total flux cleaned = -0.000760311 Jy ! Component: 400 - total flux cleaned = -0.000800663 Jy ! Component: 450 - total flux cleaned = -0.000879496 Jy ! Component: 500 - total flux cleaned = -0.000861046 Jy ! Component: 550 - total flux cleaned = -0.000936104 Jy ! Component: 600 - total flux cleaned = -0.00100886 Jy ! Component: 650 - total flux cleaned = -0.00102679 Jy ! Component: 700 - total flux cleaned = -0.00107897 Jy ! Component: 750 - total flux cleaned = -0.00116411 Jy ! Component: 800 - total flux cleaned = -0.00118044 Jy ! Component: 850 - total flux cleaned = -0.00121293 Jy ! Component: 900 - total flux cleaned = -0.00121316 Jy ! Component: 950 - total flux cleaned = -0.00124443 Jy ! Component: 1000 - total flux cleaned = -0.00119804 Jy ! Component: 1050 - total flux cleaned = -0.00121366 Jy ! Component: 1100 - total flux cleaned = -0.00125862 Jy ! Component: 1150 - total flux cleaned = -0.0012585 Jy ! Component: 1200 - total flux cleaned = -0.00128709 Jy ! Component: 1250 - total flux cleaned = -0.00127283 Jy ! Component: 1300 - total flux cleaned = -0.00130095 Jy ! Component: 1350 - total flux cleaned = -0.00130101 Jy ! Component: 1400 - total flux cleaned = -0.00132853 Jy ! Component: 1450 - total flux cleaned = -0.00135583 Jy ! Component: 1500 - total flux cleaned = -0.00138261 Jy ! Component: 1550 - total flux cleaned = -0.00140877 Jy ! Component: 1600 - total flux cleaned = -0.00135674 Jy ! Component: 1650 - total flux cleaned = -0.00130543 Jy ! Component: 1700 - total flux cleaned = -0.00125495 Jy ! Component: 1750 - total flux cleaned = -0.00124262 Jy ! Component: 1800 - total flux cleaned = -0.00121815 Jy ! Component: 1850 - total flux cleaned = -0.00124279 Jy ! Component: 1900 - total flux cleaned = -0.00123063 Jy ! Component: 1950 - total flux cleaned = -0.0012306 Jy ! Component: 2000 - total flux cleaned = -0.00117154 Jy ! Component: 2050 - total flux cleaned = -0.00117177 Jy ! Component: 2100 - total flux cleaned = -0.00119512 Jy ! Component: 2150 - total flux cleaned = -0.00119522 Jy ! Component: 2200 - total flux cleaned = -0.00119513 Jy ! Component: 2250 - total flux cleaned = -0.00124016 Jy ! Component: 2300 - total flux cleaned = -0.00122903 Jy ! Component: 2350 - total flux cleaned = -0.00129561 Jy ! Component: 2400 - total flux cleaned = -0.00128464 Jy ! Component: 2450 - total flux cleaned = -0.00133883 Jy ! Component: 2500 - total flux cleaned = -0.00136036 Jy ! Component: 2550 - total flux cleaned = -0.00138162 Jy ! Component: 2600 - total flux cleaned = -0.00142406 Jy ! Component: 2650 - total flux cleaned = -0.0014346 Jy ! Component: 2700 - total flux cleaned = -0.00150753 Jy ! Component: 2750 - total flux cleaned = -0.00152803 Jy ! Component: 2800 - total flux cleaned = -0.00150749 Jy ! Component: 2850 - total flux cleaned = -0.00153799 Jy ! Component: 2900 - total flux cleaned = -0.00156834 Jy ! Component: 2950 - total flux cleaned = -0.00158826 Jy ! Component: 3000 - total flux cleaned = -0.00155843 Jy ! Component: 3050 - total flux cleaned = -0.00159787 Jy ! Component: 3100 - total flux cleaned = -0.00159791 Jy ! Component: 3150 - total flux cleaned = -0.00160763 Jy ! Component: 3200 - total flux cleaned = -0.00159801 Jy ! Component: 3250 - total flux cleaned = -0.00158847 Jy ! Component: 3300 - total flux cleaned = -0.00163587 Jy ! Component: 3350 - total flux cleaned = -0.00157 Jy ! Component: 3400 - total flux cleaned = -0.00160739 Jy ! Component: 3450 - total flux cleaned = -0.00158879 Jy ! Component: 3500 - total flux cleaned = -0.00158879 Jy ! Component: 3550 - total flux cleaned = -0.00159796 Jy ! Component: 3600 - total flux cleaned = -0.00160698 Jy ! Component: 3650 - total flux cleaned = -0.0016341 Jy ! Component: 3700 - total flux cleaned = -0.00160721 Jy ! Component: 3750 - total flux cleaned = -0.00163395 Jy ! Component: 3800 - total flux cleaned = -0.00166048 Jy ! Component: 3850 - total flux cleaned = -0.00168687 Jy ! Component: 3900 - total flux cleaned = -0.00167816 Jy ! Component: 3950 - total flux cleaned = -0.00171288 Jy ! Component: 4000 - total flux cleaned = -0.00173873 Jy ! Component: 4050 - total flux cleaned = -0.00174729 Jy ! Total flux subtracted in 4096 components = -0.00176428 Jy ! Clean residual min=-0.000590 max=0.000473 Jy/beam ! Clean residual mean=-0.000001 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.247348 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 451 components and 0.247348 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1813+4304_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.288 x 2.508 at 10.1 degrees (North through East) ! Clean map min=-0.0011709 max=0.11066 Jy/beam ! Writing clean map to FITS file: .//J1813+4304_X_map.fits wmodel .//J1813+4304_X_map.mod ! Writing 451 model components to file: .//J1813+4304_X_map.mod wobs .//J1813+4304_X_uvs.fits ! Writing UV FITS file: .//J1813+4304_X_uvs.fits wwins .//J1813+4304_X_map.win ! wwins: Wrote 6 windows to .//J1813+4304_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.110656 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000148232 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.401874 0.401874 0.803748 1.6075 3.21499 6.42998 12.86 25.7199 51.4399 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.11 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 746.502 quit ! Quitting program ! Log file .//J1813+4304_X_dfm.log closed on Sun Oct 21 00:01:02 2018