! Started logfile: .//J1927+7358_C_dfm.log on Mon Jan 20 18:56:34 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1927+7358_C_uva.fits ! Reading UV FITS file: .//J1927+7358_C_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.966387 visibilities/baseline/integration-bin. ! Found source: J1927+7358 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 67 lines of history. ! ! Reading 2760 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1927+7358_C] 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 0.300x0.300 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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.895040Jy sigma=79.267351 ! Fit after self-cal, rms=1.905727Jy sigma=48.115710 ! 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=1.966 mas, bmaj=6.27 mas, bpa=-29.36 degrees ! Estimated noise=0.725833 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 = 1.63254 Jy ! Component: 100 - total flux cleaned = 2.10345 Jy ! Total flux subtracted in 100 components = 2.10345 Jy ! Clean residual min=-0.223974 max=0.265027 Jy/beam ! Clean residual mean=-0.000878 rms=0.075737 Jy/beam ! Combined flux in latest and established models = 2.10345 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 2.10345 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=1.231510Jy sigma=31.804377 ! Fit after self-cal, rms=1.229533Jy sigma=31.777231 ! 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=2.34 mas, bmaj=5.964 mas, bpa=-28.15 degrees ! Estimated noise=0.43789 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 = 0.527449 Jy ! Component: 100 - total flux cleaned = 0.901587 Jy ! Component: 150 - total flux cleaned = 1.18005 Jy ! Component: 200 - total flux cleaned = 1.39299 Jy ! Total flux subtracted in 200 components = 1.39299 Jy ! Clean residual min=-0.170030 max=0.209524 Jy/beam ! Clean residual mean=-0.000116 rms=0.054681 Jy/beam ! Combined flux in latest and established models = 3.49644 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 60 components and 3.49644 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=0.729012Jy sigma=22.508524 ! Fit after self-cal, rms=0.724118Jy sigma=22.438045 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.34 x 5.964 at -28.15 degrees (North through East) ! Clean map min=-0.16284 max=2.3146 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.09 KP 0.92 ! NL 1.10 OV 0.94 PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 1.11 KP 0.91 ! NL 1.06 OV 0.94 PT 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 1.14 KP 0.91 ! NL 1.10 OV 0.93 PT 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.13 KP 0.91 ! NL 1.10 OV 0.94 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 1.16 KP 0.90 ! NL 1.09 OV 0.94 PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.83 HN 1.15 KP 0.84 ! NL 1.07 OV 0.96 PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.80 HN 1.15 KP 0.81 ! NL 1.06 OV 0.96 PT 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.79 HN 1.15 KP 0.80 ! NL 1.07 OV 0.95 PT 0.86 ! ! ! Fit before self-cal, rms=0.724118Jy sigma=22.438045 ! Fit after self-cal, rms=0.564734Jy sigma=18.639159 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.422 mas, bmaj=5.954 mas, bpa=-28.66 degrees ! Estimated noise=0.427685 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 (2.7, -13.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.128153 Jy ! Component: 100 - total flux cleaned = 0.17296 Jy ! Component: 150 - total flux cleaned = 0.18202 Jy ! Component: 200 - total flux cleaned = 0.182461 Jy ! Total flux subtracted in 200 components = 0.182461 Jy ! Clean residual min=-0.081413 max=0.063101 Jy/beam ! Clean residual mean=-0.000095 rms=0.017358 Jy/beam ! Combined flux in latest and established models = 3.6789 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 89 components and 3.6789 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=0.522495Jy sigma=17.802424 ! Fit after self-cal, rms=0.521527Jy sigma=17.784916 ! 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=0.521527Jy sigma=17.784916 ! Fit after self-cal, rms=0.517184Jy sigma=17.736755 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.431 mas, bmaj=5.932 mas, bpa=-28.5 degrees ! Estimated noise=0.426457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00487717 Jy ! Component: 100 - total flux cleaned = 0.000806848 Jy ! Component: 150 - total flux cleaned = -0.00131601 Jy ! Component: 200 - total flux cleaned = -0.00224623 Jy ! Total flux subtracted in 200 components = -0.00224623 Jy ! Clean residual min=-0.071038 max=0.049607 Jy/beam ! Clean residual mean=-0.000039 rms=0.014943 Jy/beam ! Combined flux in latest and established models = 3.67666 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 116 components and 3.67666 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=0.509863Jy sigma=17.588222 ! Fit after self-cal, rms=0.509345Jy sigma=17.581388 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 = 0.00241454 Jy ! Component: 100 - total flux cleaned = 0.00243797 Jy ! Component: 150 - total flux cleaned = 0.0016865 Jy ! Component: 200 - total flux cleaned = 0.000353437 Jy ! Total flux subtracted in 200 components = 0.000353437 Jy ! Clean residual min=-0.066344 max=0.047974 Jy/beam ! Clean residual mean=-0.000039 rms=0.014118 Jy/beam ! Combined flux in latest and established models = 3.67701 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 150 components and 3.67701 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=0.506501Jy sigma=17.532012 ! Fit after self-cal, rms=0.506205Jy sigma=17.528006 ! 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=0.506205Jy sigma=17.528006 ! Fit after self-cal, rms=0.504057Jy sigma=17.502589 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.444 mas, bmaj=5.914 mas, bpa=-28.41 degrees ! Estimated noise=0.425986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0236506 Jy ! Component: 100 - total flux cleaned = -0.0301782 Jy ! Component: 150 - total flux cleaned = -0.0314575 Jy ! Component: 200 - total flux cleaned = -0.0326514 Jy ! Total flux subtracted in 200 components = -0.0326514 Jy ! Clean residual min=-0.059640 max=0.046836 Jy/beam ! Clean residual mean=-0.000036 rms=0.012898 Jy/beam ! Combined flux in latest and established models = 3.64436 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 172 components and 3.64436 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=0.501780Jy sigma=17.442674 ! Fit after self-cal, rms=0.501590Jy sigma=17.440740 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 = -0.000957294 Jy ! Component: 100 - total flux cleaned = -0.00148434 Jy ! Component: 150 - total flux cleaned = -0.000964027 Jy ! Component: 200 - total flux cleaned = -0.00241985 Jy ! Total flux subtracted in 200 components = -0.00241985 Jy ! Clean residual min=-0.055453 max=0.045969 Jy/beam ! Clean residual mean=-0.000037 rms=0.012451 Jy/beam ! Combined flux in latest and established models = 3.64194 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 186 components and 3.64194 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=0.500353Jy sigma=17.416108 ! Fit after self-cal, rms=0.500218Jy sigma=17.414728 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.500218Jy sigma=17.414728 ! Fit after self-cal, rms=0.499683Jy sigma=17.401928 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.568 mas, bmaj=6.022 mas, bpa=-26.57 degrees ! Estimated noise=0.492042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.02455 Jy ! Component: 100 - total flux cleaned = -0.0332223 Jy ! Component: 150 - total flux cleaned = -0.0375449 Jy ! Component: 200 - total flux cleaned = -0.040927 Jy ! Total flux subtracted in 200 components = -0.040927 Jy ! Clean residual min=-0.057429 max=0.052411 Jy/beam ! Clean residual mean=-0.000069 rms=0.014581 Jy/beam ! Combined flux in latest and established models = 3.60101 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 202 components and 3.60101 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=0.498284Jy sigma=17.374554 ! Fit after self-cal, rms=0.498115Jy sigma=17.372445 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 = -0.0030056 Jy ! Component: 100 - total flux cleaned = -0.00556657 Jy ! Component: 150 - total flux cleaned = -0.00842027 Jy ! Component: 200 - total flux cleaned = -0.0110974 Jy ! Total flux subtracted in 200 components = -0.0110974 Jy ! Clean residual min=-0.053237 max=0.051061 Jy/beam ! Clean residual mean=-0.000075 rms=0.014110 Jy/beam ! Combined flux in latest and established models = 3.58991 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 209 components and 3.58991 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=0.497325Jy sigma=17.362187 ! Fit after self-cal, rms=0.497225Jy sigma=17.360813 ! 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=2.453 mas, bmaj=5.9 mas, bpa=-28.35 degrees ! Estimated noise=0.425818 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.453 x 5.9 at -28.35 degrees (North through East) ! Clean map min=-0.048773 max=2.2176 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 ! Performing amp+phase self-cal ! ! 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=0.497225Jy sigma=17.360813 ! Fit after self-cal, rms=1.365804Jy sigma=4.218816 ! Inverting map and beam ! Estimated beam: bmin=2.473 mas, bmaj=5.882 mas, bpa=-28.28 degrees ! Estimated noise=0.42824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.038743 Jy ! Component: 100 - total flux cleaned = -0.0419756 Jy ! Component: 150 - total flux cleaned = -0.0402085 Jy ! Component: 200 - total flux cleaned = -0.0412228 Jy ! Total flux subtracted in 200 components = -0.0412228 Jy ! Clean residual min=-0.045202 max=0.043347 Jy/beam ! Clean residual mean=-0.000038 rms=0.011669 Jy/beam ! Combined flux in latest and established models = 3.54869 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 227 components and 3.54869 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=1.365118Jy sigma=3.801434 ! Fit after self-cal, rms=1.365130Jy sigma=3.797418 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178683 Jy ! Component: 100 - total flux cleaned = 0.000485778 Jy ! Component: 150 - total flux cleaned = -0.00117754 Jy ! Component: 200 - total flux cleaned = -0.0023619 Jy ! Total flux subtracted in 200 components = -0.0023619 Jy ! Clean residual min=-0.042690 max=0.042751 Jy/beam ! Clean residual mean=-0.000038 rms=0.011363 Jy/beam ! Combined flux in latest and established models = 3.54633 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 241 components and 3.54633 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=1.365015Jy sigma=3.686055 ! Fit after self-cal, rms=1.365029Jy sigma=3.683793 ! Inverting map ! Performing amp+phase self-cal ! ! 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=1.365029Jy sigma=3.683793 ! Fit after self-cal, rms=1.434029Jy sigma=3.545394 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=2.052 mas, bmaj=6.112 mas, bpa=-29.56 degrees ! Estimated noise=0.744749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.67542 Jy ! Component: 100 - total flux cleaned = 2.11723 Jy ! Component: 150 - total flux cleaned = 2.3919 Jy ! Component: 200 - total flux cleaned = 2.58821 Jy ! Total flux subtracted in 200 components = 2.58821 Jy ! Clean residual min=-0.111703 max=0.125351 Jy/beam ! Clean residual mean=-0.000424 rms=0.034849 Jy/beam ! Combined flux in latest and established models = 2.58821 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 21 model components to the UV plane model. ! The established model now contains 21 components and 2.58821 Jy ! Inverting map and beam ! Estimated beam: bmin=2.487 mas, bmaj=5.863 mas, bpa=-28.22 degrees ! Estimated noise=0.429099 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 = 0.216978 Jy ! Component: 100 - total flux cleaned = 0.36881 Jy ! Component: 150 - total flux cleaned = 0.484841 Jy ! Component: 200 - total flux cleaned = 0.575765 Jy ! Total flux subtracted in 200 components = 0.575765 Jy ! Clean residual min=-0.076673 max=0.080251 Jy/beam ! Clean residual mean=-0.000127 rms=0.022348 Jy/beam ! Combined flux in latest and established models = 3.16397 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 63 components and 3.16397 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.622 mas, bmaj=5.998 mas, bpa=-26.2 degrees ! Estimated noise=0.489871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.105989 Jy ! Component: 100 - total flux cleaned = 0.167608 Jy ! Component: 150 - total flux cleaned = 0.196409 Jy ! Component: 200 - total flux cleaned = 0.204335 Jy ! Total flux subtracted in 200 components = 0.204335 Jy ! Clean residual min=-0.073927 max=0.054574 Jy/beam ! Clean residual mean=-0.000076 rms=0.019033 Jy/beam ! Combined flux in latest and established models = 3.36831 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 = 0.00843913 Jy ! Component: 100 - total flux cleaned = 0.0141874 Jy ! Component: 150 - total flux cleaned = 0.019151 Jy ! Component: 200 - total flux cleaned = 0.0224449 Jy ! Total flux subtracted in 200 components = 0.0224449 Jy ! Clean residual min=-0.063546 max=0.045757 Jy/beam ! Clean residual mean=-0.000070 rms=0.015540 Jy/beam ! Combined flux in latest and established models = 3.39075 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 142 components and 3.39075 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.487 mas, bmaj=5.863 mas, bpa=-28.22 degrees ! Estimated noise=0.429099 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0189977 Jy ! Component: 100 - total flux cleaned = 0.0260465 Jy ! Component: 150 - total flux cleaned = 0.0307463 Jy ! Component: 200 - total flux cleaned = 0.0350107 Jy ! Total flux subtracted in 200 components = 0.0350107 Jy ! Clean residual min=-0.054954 max=0.039461 Jy/beam ! Clean residual mean=-0.000035 rms=0.011745 Jy/beam ! Combined flux in latest and established models = 3.42576 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 164 components and 3.42576 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=1.433711Jy sigma=3.712309 ! Fit after self-cal, rms=1.433744Jy sigma=3.644198 wmodel J1927+7358_C_map.mod ! Writing 164 model components to file: J1927+7358_C_map.mod wobs J1927+7358_C_uvs.fits ! Writing UV FITS file: J1927+7358_C_uvs.fits wwins J1927+7358_C_map.win ! wwins: Wrote 2 windows to J1927+7358_C_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 = -0.0230911 Jy ! Component: 100 - total flux cleaned = -0.0387465 Jy ! Component: 150 - total flux cleaned = -0.0438471 Jy ! Component: 200 - total flux cleaned = -0.0473153 Jy ! Component: 250 - total flux cleaned = -0.0489169 Jy ! Component: 300 - total flux cleaned = -0.0528049 Jy ! Component: 350 - total flux cleaned = -0.0559439 Jy ! Component: 400 - total flux cleaned = -0.0592498 Jy ! Component: 450 - total flux cleaned = -0.062702 Jy ! Component: 500 - total flux cleaned = -0.0659272 Jy ! Component: 550 - total flux cleaned = -0.0689477 Jy ! Component: 600 - total flux cleaned = -0.0714721 Jy ! Component: 650 - total flux cleaned = -0.0732445 Jy ! Component: 700 - total flux cleaned = -0.0752008 Jy ! Component: 750 - total flux cleaned = -0.0773156 Jy ! Component: 800 - total flux cleaned = -0.0790698 Jy ! Component: 850 - total flux cleaned = -0.0807244 Jy ! Component: 900 - total flux cleaned = -0.0820665 Jy ! Component: 950 - total flux cleaned = -0.0829118 Jy ! Component: 1000 - total flux cleaned = -0.0833161 Jy ! Component: 1050 - total flux cleaned = -0.0840954 Jy ! Component: 1100 - total flux cleaned = -0.0844668 Jy ! Component: 1150 - total flux cleaned = -0.0850055 Jy ! Component: 1200 - total flux cleaned = -0.0850141 Jy ! Component: 1250 - total flux cleaned = -0.0856658 Jy ! Component: 1300 - total flux cleaned = -0.0861288 Jy ! Component: 1350 - total flux cleaned = -0.0867177 Jy ! Component: 1400 - total flux cleaned = -0.0864287 Jy ! Component: 1450 - total flux cleaned = -0.0865641 Jy ! Component: 1500 - total flux cleaned = -0.0866893 Jy ! Component: 1550 - total flux cleaned = -0.0868121 Jy ! Component: 1600 - total flux cleaned = -0.0873051 Jy ! Component: 1650 - total flux cleaned = -0.087539 Jy ! Component: 1700 - total flux cleaned = -0.0878867 Jy ! Component: 1750 - total flux cleaned = -0.0882145 Jy ! Component: 1800 - total flux cleaned = -0.0883235 Jy ! Component: 1850 - total flux cleaned = -0.0885301 Jy ! Component: 1900 - total flux cleaned = -0.0886282 Jy ! Component: 1950 - total flux cleaned = -0.0890129 Jy ! Component: 2000 - total flux cleaned = -0.089012 Jy ! Component: 2050 - total flux cleaned = -0.0894643 Jy ! Component: 2100 - total flux cleaned = -0.0893786 Jy ! Component: 2150 - total flux cleaned = -0.0894685 Jy ! Component: 2200 - total flux cleaned = -0.0896316 Jy ! Component: 2250 - total flux cleaned = -0.089711 Jy ! Component: 2300 - total flux cleaned = -0.0900296 Jy ! Component: 2350 - total flux cleaned = -0.0906451 Jy ! Component: 2400 - total flux cleaned = -0.09087 Jy ! Component: 2450 - total flux cleaned = -0.0911646 Jy ! Component: 2500 - total flux cleaned = -0.0915241 Jy ! Component: 2550 - total flux cleaned = -0.0918766 Jy ! Component: 2600 - total flux cleaned = -0.092085 Jy ! Component: 2650 - total flux cleaned = -0.0922899 Jy ! Component: 2700 - total flux cleaned = -0.0925598 Jy ! Component: 2750 - total flux cleaned = -0.092891 Jy ! Component: 2800 - total flux cleaned = -0.0932826 Jy ! Component: 2850 - total flux cleaned = -0.0935397 Jy ! Component: 2900 - total flux cleaned = -0.0939843 Jy ! Component: 2950 - total flux cleaned = -0.0943608 Jy ! Component: 3000 - total flux cleaned = -0.0948561 Jy ! Component: 3050 - total flux cleaned = -0.095284 Jy ! Component: 3100 - total flux cleaned = -0.0955256 Jy ! Component: 3150 - total flux cleaned = -0.0959439 Jy ! Component: 3200 - total flux cleaned = -0.0964167 Jy ! Component: 3250 - total flux cleaned = -0.0967672 Jy ! Component: 3300 - total flux cleaned = -0.0972873 Jy ! Component: 3350 - total flux cleaned = -0.0976302 Jy ! Component: 3400 - total flux cleaned = -0.0980266 Jy ! Component: 3450 - total flux cleaned = -0.0981948 Jy ! Component: 3500 - total flux cleaned = -0.0985852 Jy ! Component: 3550 - total flux cleaned = -0.0988619 Jy ! Component: 3600 - total flux cleaned = -0.0990813 Jy ! Component: 3650 - total flux cleaned = -0.0993543 Jy ! Component: 3700 - total flux cleaned = -0.0995169 Jy ! Component: 3750 - total flux cleaned = -0.0995172 Jy ! Component: 3800 - total flux cleaned = -0.0997322 Jy ! Component: 3850 - total flux cleaned = -0.0998396 Jy ! Component: 3900 - total flux cleaned = -0.0999996 Jy ! Component: 3950 - total flux cleaned = -0.100212 Jy ! Component: 4000 - total flux cleaned = -0.100318 Jy ! Component: 4050 - total flux cleaned = -0.100423 Jy ! Total flux subtracted in 4096 components = -0.100581 Jy ! Clean residual min=-0.002623 max=0.002890 Jy/beam ! Clean residual mean=-0.000007 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 3.32518 Jy keep ! Adding 354 model components to the UV plane model. ! The established model now contains 518 components and 3.32518 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1927+7358_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.487 x 5.863 at -28.22 degrees (North through East) ! Clean map min=-0.044816 max=2.2167 Jy/beam ! Writing clean map to FITS file: .//J1927+7358_C_map.fits wmodel .//J1927+7358_C_map.mod ! Writing 518 model components to file: .//J1927+7358_C_map.mod wobs .//J1927+7358_C_uvs.fits ! Writing UV FITS file: .//J1927+7358_C_uvs.fits wwins .//J1927+7358_C_map.win ! wwins: Wrote 3 windows to .//J1927+7358_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.21666 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00106696 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.144401 0.144401 0.288802 0.577604 1.15521 2.31042 4.62084 9.24167 18.4833 36.9667 73.9334 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.216 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2077.55 quit ! Quitting program ! Log file .//J1927+7358_C_dfm.log closed on Mon Jan 20 18:56:38 2020