! Started logfile: .//J1927+7358_X_20180720_dfm.log on Wed Aug 8 14:56:54 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 .//J1927+7358_X_20180720_uva.fits ! Reading UV FITS file: .//J1927+7358_X_20180720_uva.fits ! AN table 1: 17 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.880252 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 3352 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 J1927+7358_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.784766Jy sigma=78.591538 ! Fit after self-cal, rms=1.705658Jy sigma=43.949941 ! 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=0.9514 mas, bmaj=4.138 mas, bpa=72.71 degrees ! Estimated noise=0.825836 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 = 1.62744 Jy ! Component: 100 - total flux cleaned = 2.19696 Jy ! Total flux subtracted in 100 components = 2.19696 Jy ! Clean residual min=-0.156915 max=0.300596 Jy/beam ! Clean residual mean=0.000514 rms=0.060169 Jy/beam ! Combined flux in latest and established models = 2.19696 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 2.19696 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=0.864324Jy sigma=21.789633 ! Fit after self-cal, rms=0.864044Jy sigma=21.786553 ! 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=1.193 mas, bmaj=4.201 mas, bpa=73.03 degrees ! Estimated noise=0.417468 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 = 0.48774 Jy ! Component: 100 - total flux cleaned = 0.765661 Jy ! Component: 150 - total flux cleaned = 0.926312 Jy ! Component: 200 - total flux cleaned = 1.02067 Jy ! Total flux subtracted in 200 components = 1.02067 Jy ! Clean residual min=-0.178640 max=0.222692 Jy/beam ! Clean residual mean=0.000359 rms=0.044898 Jy/beam ! Combined flux in latest and established models = 3.21763 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 25 components and 3.21762 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=0.403392Jy sigma=11.677107 ! Fit after self-cal, rms=0.402645Jy sigma=11.671418 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.193 x 4.201 at 73.03 degrees (North through East) ! Clean map min=-0.17513 max=2.0824 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 KP 0.98 LA 1.01 ! NL 1.11 OV 0.92 PT 1.01 SC 1.00 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 KP 0.99 LA 1.05 ! NL 1.09 OV 0.88 PT 1.04 SC 1.00 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 KP 0.99 LA 1.02 ! NL 1.13 OV 0.88 PT 1.02 SC 0.99 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.06 KP 0.98 LA 1.02 ! NL 1.09 OV 0.90 PT 1.01 SC 1.00 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.06 KP 0.97 LA 1.01 ! NL 1.07 OV 0.87 PT 1.01 SC 1.01 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.05 KP 0.97 LA 0.99 ! NL 1.08 OV 0.87 PT 1.00 SC 1.01 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.04 KP 0.99 LA 1.02 ! NL 1.05 OV 0.86 PT 1.02 SC 1.04 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 KP 0.98 LA 0.99 ! NL 1.08 OV 0.86 PT 1.00 SC 1.02 ! ! ! Fit before self-cal, rms=0.402645Jy sigma=11.671418 ! Fit after self-cal, rms=0.321073Jy sigma=9.622577 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.186 mas, bmaj=4.164 mas, bpa=73.42 degrees ! Estimated noise=0.416365 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 (1.6, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.200546 Jy ! Component: 100 - total flux cleaned = 0.284239 Jy ! Component: 150 - total flux cleaned = 0.309628 Jy ! Component: 200 - total flux cleaned = 0.320334 Jy ! Total flux subtracted in 200 components = 0.320334 Jy ! Clean residual min=-0.072159 max=0.056443 Jy/beam ! Clean residual mean=0.000107 rms=0.016384 Jy/beam ! Combined flux in latest and established models = 3.53796 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 55 components and 3.53796 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=0.150440Jy sigma=4.729199 ! Fit after self-cal, rms=0.147111Jy sigma=4.637392 ! 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=0.147111Jy sigma=4.637392 ! Fit after self-cal, rms=0.137356Jy sigma=4.475184 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.187 mas, bmaj=4.159 mas, bpa=73.45 degrees ! Estimated noise=0.411025 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010055 Jy ! Component: 100 - total flux cleaned = 0.00841816 Jy ! Component: 150 - total flux cleaned = 0.00710807 Jy ! Component: 200 - total flux cleaned = 0.0059461 Jy ! Total flux subtracted in 200 components = 0.0059461 Jy ! Clean residual min=-0.053713 max=0.037732 Jy/beam ! Clean residual mean=0.000057 rms=0.011401 Jy/beam ! Combined flux in latest and established models = 3.54391 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 80 components and 3.54391 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=0.108257Jy sigma=3.371792 ! Fit after self-cal, rms=0.107345Jy sigma=3.357516 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 = 0.0031581 Jy ! Component: 100 - total flux cleaned = 0.00411552 Jy ! Component: 150 - total flux cleaned = 0.00407379 Jy ! Component: 200 - total flux cleaned = 0.00483546 Jy ! Total flux subtracted in 200 components = 0.00483546 Jy ! Clean residual min=-0.044832 max=0.030978 Jy/beam ! Clean residual mean=0.000047 rms=0.009537 Jy/beam ! Combined flux in latest and established models = 3.54874 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 95 components and 3.54874 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=0.095755Jy sigma=2.856771 ! Fit after self-cal, rms=0.095053Jy sigma=2.848475 ! 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=0.095053Jy sigma=2.848475 ! Fit after self-cal, rms=0.089221Jy sigma=2.782682 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.186 mas, bmaj=4.153 mas, bpa=73.47 degrees ! Estimated noise=0.409592 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0145569 Jy ! Component: 100 - total flux cleaned = -0.0145455 Jy ! Component: 150 - total flux cleaned = -0.0139515 Jy ! Component: 200 - total flux cleaned = -0.0140071 Jy ! Total flux subtracted in 200 components = -0.0140071 Jy ! Clean residual min=-0.037458 max=0.025240 Jy/beam ! Clean residual mean=0.000027 rms=0.007821 Jy/beam ! Combined flux in latest and established models = 3.53473 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 109 components and 3.53473 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=0.081891Jy sigma=2.430684 ! Fit after self-cal, rms=0.081739Jy sigma=2.427359 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 = 0.000977867 Jy ! Component: 100 - total flux cleaned = 0.00187146 Jy ! Component: 150 - total flux cleaned = 0.00353387 Jy ! Component: 200 - total flux cleaned = 0.00428742 Jy ! Total flux subtracted in 200 components = 0.00428742 Jy ! Clean residual min=-0.033643 max=0.023283 Jy/beam ! Clean residual mean=0.000022 rms=0.007268 Jy/beam ! Combined flux in latest and established models = 3.53902 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 120 components and 3.53902 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=0.078205Jy sigma=2.280546 ! Fit after self-cal, rms=0.078020Jy sigma=2.278842 ! 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=0.078020Jy sigma=2.278842 ! Fit after self-cal, rms=0.075177Jy sigma=2.246017 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.337 mas, bmaj=4.162 mas, bpa=78.16 degrees ! Estimated noise=0.468924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00576955 Jy ! Component: 100 - total flux cleaned = -0.00458795 Jy ! Component: 150 - total flux cleaned = -0.00425394 Jy ! Component: 200 - total flux cleaned = -0.00337439 Jy ! Total flux subtracted in 200 components = -0.00337439 Jy ! Clean residual min=-0.033647 max=0.022577 Jy/beam ! Clean residual mean=0.000011 rms=0.008504 Jy/beam ! Combined flux in latest and established models = 3.53565 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 141 components and 3.53565 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=0.073501Jy sigma=2.119963 ! Fit after self-cal, rms=0.073296Jy sigma=2.116456 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 = 0.00086969 Jy ! Component: 100 - total flux cleaned = 0.00111406 Jy ! Component: 150 - total flux cleaned = 0.00132045 Jy ! Component: 200 - total flux cleaned = 0.00171037 Jy ! Total flux subtracted in 200 components = 0.00171037 Jy ! Clean residual min=-0.031485 max=0.022232 Jy/beam ! Clean residual mean=0.000009 rms=0.008264 Jy/beam ! Combined flux in latest and established models = 3.53736 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 155 components and 3.53736 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=0.072854Jy sigma=2.077422 ! Fit after self-cal, rms=0.072770Jy sigma=2.076081 ! 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=1.186 mas, bmaj=4.15 mas, bpa=73.49 degrees ! Estimated noise=0.409155 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.186 x 4.15 at 73.49 degrees (North through East) ! Clean map min=-0.1054 max=2.0554 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=0.072770Jy sigma=2.076081 ! Fit after self-cal, rms=0.070597Jy sigma=2.027406 ! Inverting map and beam ! Estimated beam: bmin=1.187 mas, bmaj=4.148 mas, bpa=73.49 degrees ! Estimated noise=0.409316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00898699 Jy ! Component: 100 - total flux cleaned = -0.0117889 Jy ! Component: 150 - total flux cleaned = -0.0122774 Jy ! Component: 200 - total flux cleaned = -0.0125018 Jy ! Total flux subtracted in 200 components = -0.0125018 Jy ! Clean residual min=-0.026785 max=0.019188 Jy/beam ! Clean residual mean=0.000005 rms=0.006034 Jy/beam ! Combined flux in latest and established models = 3.52486 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 171 components and 3.52486 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=0.068515Jy sigma=1.959902 ! Fit after self-cal, rms=0.068620Jy sigma=1.958394 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00128756 Jy ! Component: 100 - total flux cleaned = -0.00169276 Jy ! Component: 150 - total flux cleaned = -0.00187922 Jy ! Component: 200 - total flux cleaned = -0.0020547 Jy ! Total flux subtracted in 200 components = -0.0020547 Jy ! Clean residual min=-0.026135 max=0.018677 Jy/beam ! Clean residual mean=0.000006 rms=0.005936 Jy/beam ! Combined flux in latest and established models = 3.5228 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 181 components and 3.5228 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=0.067525Jy sigma=1.924869 ! Fit after self-cal, rms=0.067581Jy sigma=1.924159 ! 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=0.067581Jy sigma=1.924159 ! Fit after self-cal, rms=0.066888Jy sigma=1.911665 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=0.9419 mas, bmaj=4.092 mas, bpa=73.06 degrees ! Estimated noise=0.808832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.59991 Jy ! Component: 100 - total flux cleaned = 2.12569 Jy ! Component: 150 - total flux cleaned = 2.45312 Jy ! Component: 200 - total flux cleaned = 2.66845 Jy ! Total flux subtracted in 200 components = 2.66845 Jy ! Clean residual min=-0.096318 max=0.136826 Jy/beam ! Clean residual mean=0.000302 rms=0.031160 Jy/beam ! Combined flux in latest and established models = 2.66845 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 2.66845 Jy ! Inverting map and beam ! Estimated beam: bmin=1.186 mas, bmaj=4.147 mas, bpa=73.5 degrees ! Estimated noise=0.409529 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 = 0.228428 Jy ! Component: 100 - total flux cleaned = 0.391601 Jy ! Component: 150 - total flux cleaned = 0.512871 Jy ! Component: 200 - total flux cleaned = 0.602739 Jy ! Total flux subtracted in 200 components = 0.602739 Jy ! Clean residual min=-0.080470 max=0.073096 Jy/beam ! Clean residual mean=0.000280 rms=0.020215 Jy/beam ! Combined flux in latest and established models = 3.27119 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 43 components and 3.27119 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=2.34 mas, bmaj=4.162 mas, bpa=78.27 degrees ! Estimated noise=0.469062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0855854 Jy ! Component: 100 - total flux cleaned = 0.125431 Jy ! Component: 150 - total flux cleaned = 0.156227 Jy ! Component: 200 - total flux cleaned = 0.178678 Jy ! Total flux subtracted in 200 components = 0.178678 Jy ! Clean residual min=-0.062449 max=0.042000 Jy/beam ! Clean residual mean=0.000141 rms=0.014254 Jy/beam ! Combined flux in latest and established models = 3.44987 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 = 0.0179766 Jy ! Component: 100 - total flux cleaned = 0.0302044 Jy ! Component: 150 - total flux cleaned = 0.0373693 Jy ! Component: 200 - total flux cleaned = 0.0407997 Jy ! Total flux subtracted in 200 components = 0.0407997 Jy ! Clean residual min=-0.048533 max=0.027790 Jy/beam ! Clean residual mean=0.000052 rms=0.010432 Jy/beam ! Combined flux in latest and established models = 3.49067 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 85 components and 3.49067 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.186 mas, bmaj=4.147 mas, bpa=73.5 degrees ! Estimated noise=0.409529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187358 Jy ! Component: 100 - total flux cleaned = 0.0245533 Jy ! Component: 150 - total flux cleaned = 0.0278519 Jy ! Component: 200 - total flux cleaned = 0.0270719 Jy ! Total flux subtracted in 200 components = 0.0270719 Jy ! Clean residual min=-0.040663 max=0.030638 Jy/beam ! Clean residual mean=-0.000007 rms=0.007907 Jy/beam ! Combined flux in latest and established models = 3.51774 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 3.51774 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=0.091273Jy sigma=2.592158 ! Fit after self-cal, rms=0.090793Jy sigma=2.564084 wmodel J1927+7358_X_map.mod ! Writing 107 model components to file: J1927+7358_X_map.mod wobs J1927+7358_X_uvs.fits ! Writing UV FITS file: J1927+7358_X_uvs.fits wwins J1927+7358_X_map.win ! wwins: Wrote 2 windows to J1927+7358_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 = -0.016497 Jy ! Component: 100 - total flux cleaned = -0.0161413 Jy ! Component: 150 - total flux cleaned = -0.0107819 Jy ! Component: 200 - total flux cleaned = -0.00789552 Jy ! Component: 250 - total flux cleaned = -0.00564884 Jy ! Component: 300 - total flux cleaned = -0.00357058 Jy ! Component: 350 - total flux cleaned = -0.00226948 Jy ! Component: 400 - total flux cleaned = -0.00104627 Jy ! Component: 450 - total flux cleaned = 0.000379838 Jy ! Component: 500 - total flux cleaned = 0.00200446 Jy ! Component: 550 - total flux cleaned = 0.0037974 Jy ! Component: 600 - total flux cleaned = 0.00596971 Jy ! Component: 650 - total flux cleaned = 0.00733459 Jy ! Component: 700 - total flux cleaned = 0.00841971 Jy ! Component: 750 - total flux cleaned = 0.00987496 Jy ! Component: 800 - total flux cleaned = 0.0108576 Jy ! Component: 850 - total flux cleaned = 0.0116058 Jy ! Component: 900 - total flux cleaned = 0.0119608 Jy ! Component: 950 - total flux cleaned = 0.0126547 Jy ! Component: 1000 - total flux cleaned = 0.0131489 Jy ! Component: 1050 - total flux cleaned = 0.0139361 Jy ! Component: 1100 - total flux cleaned = 0.0145473 Jy ! Component: 1150 - total flux cleaned = 0.0157337 Jy ! Component: 1200 - total flux cleaned = 0.0171558 Jy ! Component: 1250 - total flux cleaned = 0.0178435 Jy ! Component: 1300 - total flux cleaned = 0.0193027 Jy ! Component: 1350 - total flux cleaned = 0.0201991 Jy ! Component: 1400 - total flux cleaned = 0.0214402 Jy ! Component: 1450 - total flux cleaned = 0.0221539 Jy ! Component: 1500 - total flux cleaned = 0.0228466 Jy ! Component: 1550 - total flux cleaned = 0.0236322 Jy ! Component: 1600 - total flux cleaned = 0.0241744 Jy ! Component: 1650 - total flux cleaned = 0.0250156 Jy ! Component: 1700 - total flux cleaned = 0.0254193 Jy ! Component: 1750 - total flux cleaned = 0.0259108 Jy ! Component: 1800 - total flux cleaned = 0.0261015 Jy ! Component: 1850 - total flux cleaned = 0.026473 Jy ! Component: 1900 - total flux cleaned = 0.0267423 Jy ! Component: 1950 - total flux cleaned = 0.0267441 Jy ! Component: 2000 - total flux cleaned = 0.0271727 Jy ! Component: 2050 - total flux cleaned = 0.0274245 Jy ! Component: 2100 - total flux cleaned = 0.0275871 Jy ! Component: 2150 - total flux cleaned = 0.0277457 Jy ! Component: 2200 - total flux cleaned = 0.0277463 Jy ! Component: 2250 - total flux cleaned = 0.027974 Jy ! Component: 2300 - total flux cleaned = 0.0279743 Jy ! Component: 2350 - total flux cleaned = 0.0277604 Jy ! Component: 2400 - total flux cleaned = 0.0279 Jy ! Component: 2450 - total flux cleaned = 0.0278983 Jy ! Component: 2500 - total flux cleaned = 0.0276981 Jy ! Component: 2550 - total flux cleaned = 0.0277639 Jy ! Component: 2600 - total flux cleaned = 0.0275713 Jy ! Component: 2650 - total flux cleaned = 0.027509 Jy ! Component: 2700 - total flux cleaned = 0.0273854 Jy ! Component: 2750 - total flux cleaned = 0.0273853 Jy ! Component: 2800 - total flux cleaned = 0.0271496 Jy ! Component: 2850 - total flux cleaned = 0.0270357 Jy ! Component: 2900 - total flux cleaned = 0.0268672 Jy ! Component: 2950 - total flux cleaned = 0.0265349 Jy ! Component: 3000 - total flux cleaned = 0.026156 Jy ! Component: 3050 - total flux cleaned = 0.0259436 Jy ! Component: 3100 - total flux cleaned = 0.025785 Jy ! Component: 3150 - total flux cleaned = 0.0255267 Jy ! Component: 3200 - total flux cleaned = 0.0253751 Jy ! Component: 3250 - total flux cleaned = 0.0252744 Jy ! Component: 3300 - total flux cleaned = 0.0249784 Jy ! Component: 3350 - total flux cleaned = 0.0247366 Jy ! Component: 3400 - total flux cleaned = 0.0245929 Jy ! Component: 3450 - total flux cleaned = 0.0244982 Jy ! Component: 3500 - total flux cleaned = 0.0243582 Jy ! Component: 3550 - total flux cleaned = 0.0241738 Jy ! Component: 3600 - total flux cleaned = 0.0240825 Jy ! Component: 3650 - total flux cleaned = 0.0237695 Jy ! Component: 3700 - total flux cleaned = 0.0236378 Jy ! Component: 3750 - total flux cleaned = 0.0235507 Jy ! Component: 3800 - total flux cleaned = 0.0232928 Jy ! Component: 3850 - total flux cleaned = 0.0231225 Jy ! Component: 3900 - total flux cleaned = 0.0229967 Jy ! Component: 3950 - total flux cleaned = 0.0227067 Jy ! Component: 4000 - total flux cleaned = 0.0225429 Jy ! Component: 4050 - total flux cleaned = 0.0223398 Jy ! Total flux subtracted in 4096 components = 0.0220193 Jy ! Clean residual min=-0.002075 max=0.002148 Jy/beam ! Clean residual mean=-0.000001 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 3.53976 Jy keep ! Adding 260 model components to the UV plane model. ! The established model now contains 366 components and 3.53976 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1927+7358_X_20180720_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.186 x 4.147 at 73.5 degrees (North through East) ! Clean map min=-0.07913 max=2.0835 Jy/beam ! Writing clean map to FITS file: .//J1927+7358_X_20180720_map.fits wmodel .//J1927+7358_X_20180720_map.mod ! Writing 366 model components to file: .//J1927+7358_X_20180720_map.mod wobs .//J1927+7358_X_20180720_uvs.fits ! Writing UV FITS file: .//J1927+7358_X_20180720_uvs.fits wwins .//J1927+7358_X_20180720_map.win ! wwins: Wrote 3 windows to .//J1927+7358_X_20180720_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.08349 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000707718 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.101904 0.101904 0.203808 0.407615 0.815231 1.63046 3.26092 6.52185 13.0437 26.0874 52.1748 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.083 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2943.95 quit ! Quitting program ! Log file .//J1927+7358_X_20180720_dfm.log closed on Wed Aug 8 14:56:58 2018