! Started logfile: .//J1642+6856_X_20180724_dfm.log on Wed Aug 8 14:54:09 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 .//J1642+6856_X_20180724_uva.fits ! Reading UV FITS file: .//J1642+6856_X_20180724_uva.fits ! AN table 1: 20 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.883929 visibilities/baseline/integration-bin. ! Found source: J1642+6856 ! ! 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 3960 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 J1642+6856_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=1.396592Jy sigma=34.114938 ! Fit after self-cal, rms=0.306490Jy sigma=7.647883 ! 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=0.8658 mas, bmaj=3.11 mas, bpa=55.54 degrees ! Estimated noise=0.856411 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 = 0.627446 Jy ! Component: 100 - total flux cleaned = 0.865678 Jy ! Total flux subtracted in 100 components = 0.865678 Jy ! Clean residual min=-0.049094 max=0.106281 Jy/beam ! Clean residual mean=0.000055 rms=0.017081 Jy/beam ! Combined flux in latest and established models = 0.865678 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.865678 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=0.206960Jy sigma=4.856820 ! Fit after self-cal, rms=0.202860Jy sigma=4.773692 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.118282 Jy ! Component: 100 - total flux cleaned = 0.175792 Jy ! Total flux subtracted in 100 components = 0.175792 Jy ! Clean residual min=-0.025772 max=0.034136 Jy/beam ! Clean residual mean=0.000043 rms=0.007641 Jy/beam ! Combined flux in latest and established models = 1.04147 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 1.04147 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=0.100902Jy sigma=2.346355 ! Fit after self-cal, rms=0.099399Jy sigma=2.317050 ! 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=1.11 mas, bmaj=3.085 mas, bpa=53.85 degrees ! Estimated noise=0.474318 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 = 0.0462128 Jy ! Component: 100 - total flux cleaned = 0.0763516 Jy ! Component: 150 - total flux cleaned = 0.0976467 Jy ! Component: 200 - total flux cleaned = 0.113224 Jy ! Total flux subtracted in 200 components = 0.113224 Jy ! Clean residual min=-0.020948 max=0.026537 Jy/beam ! Clean residual mean=-0.000001 rms=0.006400 Jy/beam ! Combined flux in latest and established models = 1.15469 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 1.15469 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=0.067221Jy sigma=1.620015 ! Fit after self-cal, rms=0.066250Jy sigma=1.596287 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.11 x 3.085 at 53.85 degrees (North through East) ! Clean map min=-0.020093 max=0.84411 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.97 KP 1.00 ! NL 1.02 OV 0.96 PT 1.00 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 0.97 KP 0.99 ! NL 1.02 OV 0.94 PT 0.97 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.96 KP 0.99 ! NL 1.02 OV 0.95 PT 1.00 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 0.97 KP 0.99 ! NL 1.03 OV 0.95 PT 0.99 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.98 KP 1.00 ! NL 1.04 OV 0.96 PT 1.01 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.97 KP 1.00 ! NL 1.03 OV 0.95 PT 1.01 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.98 KP 1.00 ! NL 1.03 OV 0.94 PT 0.98 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 0.98 KP 1.00 ! NL 1.03 OV 0.95 PT 1.00 SC 1.03 ! ! ! Fit before self-cal, rms=0.066250Jy sigma=1.596287 ! Fit after self-cal, rms=0.049085Jy sigma=1.185496 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.116 mas, bmaj=3.072 mas, bpa=53.83 degrees ! Estimated noise=0.470365 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 (-0.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159101 Jy ! Component: 100 - total flux cleaned = 0.0191435 Jy ! Component: 150 - total flux cleaned = 0.0228914 Jy ! Component: 200 - total flux cleaned = 0.0264453 Jy ! Total flux subtracted in 200 components = 0.0264453 Jy ! Clean residual min=-0.012017 max=0.013481 Jy/beam ! Clean residual mean=-0.000013 rms=0.002617 Jy/beam ! Combined flux in latest and established models = 1.18114 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 57 components and 1.18114 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=0.040336Jy sigma=0.953412 ! Fit after self-cal, rms=0.039959Jy sigma=0.944912 ! Inverting map ! Added new window around map position (4.2, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00959678 Jy ! Component: 100 - total flux cleaned = 0.0113592 Jy ! Component: 150 - total flux cleaned = 0.0120961 Jy ! Component: 200 - total flux cleaned = 0.0129439 Jy ! Total flux subtracted in 200 components = 0.0129439 Jy ! Clean residual min=-0.008599 max=0.008326 Jy/beam ! Clean residual mean=-0.000017 rms=0.001715 Jy/beam ! Combined flux in latest and established models = 1.19408 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 1.19408 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=0.035654Jy sigma=0.821604 ! Fit after self-cal, rms=0.035597Jy sigma=0.820519 ! 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=0.035597Jy sigma=0.820519 ! Fit after self-cal, rms=0.035121Jy sigma=0.810078 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.116 mas, bmaj=3.069 mas, bpa=53.84 degrees ! Estimated noise=0.470729 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304715 Jy ! Component: 100 - total flux cleaned = 0.00391421 Jy ! Component: 150 - total flux cleaned = 0.00438382 Jy ! Component: 200 - total flux cleaned = 0.00510289 Jy ! Total flux subtracted in 200 components = 0.00510289 Jy ! Clean residual min=-0.006471 max=0.006743 Jy/beam ! Clean residual mean=-0.000015 rms=0.001342 Jy/beam ! Combined flux in latest and established models = 1.19919 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 96 components and 1.19919 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=0.033733Jy sigma=0.767987 ! Fit after self-cal, rms=0.033721Jy sigma=0.767612 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 (-15.2, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00450163 Jy ! Component: 100 - total flux cleaned = 0.00731717 Jy ! Component: 150 - total flux cleaned = 0.0102341 Jy ! Component: 200 - total flux cleaned = 0.012615 Jy ! Total flux subtracted in 200 components = 0.012615 Jy ! Clean residual min=-0.004836 max=0.003867 Jy/beam ! Clean residual mean=-0.000009 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 1.2118 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 118 components and 1.2118 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=0.032482Jy sigma=0.729306 ! Fit after self-cal, rms=0.032451Jy sigma=0.728532 ! 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=0.032451Jy sigma=0.728532 ! Fit after self-cal, rms=0.032343Jy sigma=0.726989 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.116 mas, bmaj=3.068 mas, bpa=53.84 degrees ! Estimated noise=0.470847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.89769e-05 Jy ! Component: 100 - total flux cleaned = 0.00127879 Jy ! Component: 150 - total flux cleaned = 0.00256803 Jy ! Component: 200 - total flux cleaned = 0.00367495 Jy ! Total flux subtracted in 200 components = 0.00367495 Jy ! Clean residual min=-0.003696 max=0.003159 Jy/beam ! Clean residual mean=-0.000007 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 1.21548 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 131 components and 1.21548 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=0.031959Jy sigma=0.714587 ! Fit after self-cal, rms=0.031952Jy sigma=0.714427 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 = 0.000604306 Jy ! Component: 100 - total flux cleaned = 0.00130365 Jy ! Component: 150 - total flux cleaned = 0.00206727 Jy ! Component: 200 - total flux cleaned = 0.00266214 Jy ! Total flux subtracted in 200 components = 0.00266214 Jy ! Clean residual min=-0.003410 max=0.002989 Jy/beam ! Clean residual mean=-0.000007 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 1.21814 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 147 components and 1.21814 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=0.031762Jy sigma=0.708692 ! Fit after self-cal, rms=0.031761Jy sigma=0.708631 ! 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=0.031761Jy sigma=0.708631 ! Fit after self-cal, rms=0.031730Jy sigma=0.708362 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.018 mas, bmaj=3.208 mas, bpa=54.15 degrees ! Estimated noise=0.549221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014951 Jy ! Component: 100 - total flux cleaned = 0.00253554 Jy ! Component: 150 - total flux cleaned = 0.0033464 Jy ! Component: 200 - total flux cleaned = 0.00415829 Jy ! Total flux subtracted in 200 components = 0.00415829 Jy ! Clean residual min=-0.004111 max=0.003031 Jy/beam ! Clean residual mean=-0.000010 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 1.2223 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 164 components and 1.2223 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=0.031669Jy sigma=0.705133 ! Fit after self-cal, rms=0.031668Jy sigma=0.705021 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 = 0.000607435 Jy ! Component: 100 - total flux cleaned = 0.00137825 Jy ! Component: 150 - total flux cleaned = 0.00206054 Jy ! Component: 200 - total flux cleaned = 0.00260797 Jy ! Total flux subtracted in 200 components = 0.00260797 Jy ! Clean residual min=-0.003944 max=0.002913 Jy/beam ! Clean residual mean=-0.000009 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 1.22491 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 182 components and 1.22491 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=0.031630Jy sigma=0.703611 ! Fit after self-cal, rms=0.031632Jy sigma=0.703576 ! 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=1.116 mas, bmaj=3.068 mas, bpa=53.83 degrees ! Estimated noise=0.470802 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.116 x 3.068 at 53.83 degrees (North through East) ! Clean map min=-0.0048976 max=0.8381 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=0.031632Jy sigma=0.703576 ! Fit after self-cal, rms=0.029415Jy sigma=0.650647 ! Inverting map and beam ! Estimated beam: bmin=1.116 mas, bmaj=3.068 mas, bpa=53.83 degrees ! Estimated noise=0.470875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000527966 Jy ! Component: 100 - total flux cleaned = -0.000661213 Jy ! Component: 150 - total flux cleaned = -0.000739306 Jy ! Component: 200 - total flux cleaned = -0.000701095 Jy ! Total flux subtracted in 200 components = -0.000701095 Jy ! Clean residual min=-0.002806 max=0.002660 Jy/beam ! Clean residual mean=-0.000005 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 1.2242 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 200 components and 1.2242 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=0.029296Jy sigma=0.648064 ! Fit after self-cal, rms=0.029296Jy sigma=0.648040 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000373014 Jy ! Component: 100 - total flux cleaned = 0.000494878 Jy ! Component: 150 - total flux cleaned = 0.000610035 Jy ! Component: 200 - total flux cleaned = 0.00069355 Jy ! Total flux subtracted in 200 components = 0.00069355 Jy ! Clean residual min=-0.002737 max=0.002573 Jy/beam ! Clean residual mean=-0.000005 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 1.2249 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 209 components and 1.2249 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=0.029236Jy sigma=0.646788 ! Fit after self-cal, rms=0.029237Jy sigma=0.646772 ! 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=0.029237Jy sigma=0.646772 ! Fit after self-cal, rms=0.029236Jy sigma=0.646709 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=0.8692 mas, bmaj=3.091 mas, bpa=55.49 degrees ! Estimated noise=0.855201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.62705 Jy ! Component: 100 - total flux cleaned = 0.867537 Jy ! Component: 150 - total flux cleaned = 0.981892 Jy ! Component: 200 - total flux cleaned = 1.03751 Jy ! Total flux subtracted in 200 components = 1.03751 Jy ! Clean residual min=-0.019986 max=0.026957 Jy/beam ! Clean residual mean=0.000031 rms=0.006035 Jy/beam ! Combined flux in latest and established models = 1.03751 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 13 model components to the UV plane model. ! The established model now contains 13 components and 1.03751 Jy ! Inverting map and beam ! Estimated beam: bmin=1.116 mas, bmaj=3.068 mas, bpa=53.83 degrees ! Estimated noise=0.470934 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 = 0.0419586 Jy ! Component: 100 - total flux cleaned = 0.0682036 Jy ! Component: 150 - total flux cleaned = 0.0870783 Jy ! Component: 200 - total flux cleaned = 0.101634 Jy ! Total flux subtracted in 200 components = 0.101634 Jy ! Clean residual min=-0.011006 max=0.013455 Jy/beam ! Clean residual mean=0.000033 rms=0.003487 Jy/beam ! Combined flux in latest and established models = 1.13915 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 44 components and 1.13915 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=2.018 mas, bmaj=3.209 mas, bpa=54.15 degrees ! Estimated noise=0.549413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161724 Jy ! Component: 100 - total flux cleaned = 0.0261182 Jy ! Component: 150 - total flux cleaned = 0.0332118 Jy ! Component: 200 - total flux cleaned = 0.0402583 Jy ! Total flux subtracted in 200 components = 0.0402583 Jy ! Clean residual min=-0.008227 max=0.008487 Jy/beam ! Clean residual mean=0.000017 rms=0.002755 Jy/beam ! Combined flux in latest and established models = 1.17941 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 = 0.00626266 Jy ! Component: 100 - total flux cleaned = 0.012152 Jy ! Component: 150 - total flux cleaned = 0.0159502 Jy ! Component: 200 - total flux cleaned = 0.0196945 Jy ! Total flux subtracted in 200 components = 0.0196945 Jy ! Clean residual min=-0.005937 max=0.005443 Jy/beam ! Clean residual mean=0.000008 rms=0.001764 Jy/beam ! Combined flux in latest and established models = 1.1991 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 104 components and 1.1991 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.116 mas, bmaj=3.068 mas, bpa=53.83 degrees ! Estimated noise=0.470934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371137 Jy ! Component: 100 - total flux cleaned = 0.00616327 Jy ! Component: 150 - total flux cleaned = 0.00771008 Jy ! Component: 200 - total flux cleaned = 0.00935478 Jy ! Total flux subtracted in 200 components = 0.00935478 Jy ! Clean residual min=-0.005167 max=0.003921 Jy/beam ! Clean residual mean=0.000002 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 1.20845 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 132 components and 1.20845 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=0.030776Jy sigma=0.691745 ! Fit after self-cal, rms=0.030699Jy sigma=0.689329 wmodel J1642+6856_X_map.mod ! Writing 132 model components to file: J1642+6856_X_map.mod wobs J1642+6856_X_uvs.fits ! Writing UV FITS file: J1642+6856_X_uvs.fits wwins J1642+6856_X_map.win ! wwins: Wrote 4 windows to J1642+6856_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 = -0.00212708 Jy ! Component: 100 - total flux cleaned = -0.00290441 Jy ! Component: 150 - total flux cleaned = -0.00354269 Jy ! Component: 200 - total flux cleaned = -0.00388706 Jy ! Component: 250 - total flux cleaned = -0.0041039 Jy ! Component: 300 - total flux cleaned = -0.00415556 Jy ! Component: 350 - total flux cleaned = -0.00425613 Jy ! Component: 400 - total flux cleaned = -0.00425889 Jy ! Component: 450 - total flux cleaned = -0.00417514 Jy ! Component: 500 - total flux cleaned = -0.00401342 Jy ! Component: 550 - total flux cleaned = -0.00385727 Jy ! Component: 600 - total flux cleaned = -0.00367012 Jy ! Component: 650 - total flux cleaned = -0.00356345 Jy ! Component: 700 - total flux cleaned = -0.00346188 Jy ! Component: 750 - total flux cleaned = -0.00349472 Jy ! Component: 800 - total flux cleaned = -0.00330153 Jy ! Component: 850 - total flux cleaned = -0.00327124 Jy ! Component: 900 - total flux cleaned = -0.00327244 Jy ! Component: 950 - total flux cleaned = -0.00327315 Jy ! Component: 1000 - total flux cleaned = -0.00318971 Jy ! Component: 1050 - total flux cleaned = -0.00316296 Jy ! Component: 1100 - total flux cleaned = -0.00303155 Jy ! Component: 1150 - total flux cleaned = -0.0030065 Jy ! Component: 1200 - total flux cleaned = -0.00300633 Jy ! Component: 1250 - total flux cleaned = -0.00283569 Jy ! Component: 1300 - total flux cleaned = -0.00269398 Jy ! Component: 1350 - total flux cleaned = -0.00260132 Jy ! Component: 1400 - total flux cleaned = -0.00242221 Jy ! Component: 1450 - total flux cleaned = -0.00226948 Jy ! Component: 1500 - total flux cleaned = -0.00199321 Jy ! Component: 1550 - total flux cleaned = -0.001911 Jy ! Component: 1600 - total flux cleaned = -0.00176926 Jy ! Component: 1650 - total flux cleaned = -0.00157193 Jy ! Component: 1700 - total flux cleaned = -0.00143758 Jy ! Component: 1750 - total flux cleaned = -0.00124982 Jy ! Component: 1800 - total flux cleaned = -0.00113929 Jy ! Component: 1850 - total flux cleaned = -0.000959863 Jy ! Component: 1900 - total flux cleaned = -0.000785258 Jy ! Component: 1950 - total flux cleaned = -0.00066656 Jy ! Component: 2000 - total flux cleaned = -0.000550021 Jy ! Component: 2050 - total flux cleaned = -0.000386481 Jy ! Component: 2100 - total flux cleaned = -0.000242433 Jy ! Component: 2150 - total flux cleaned = -0.000148761 Jy ! Component: 2200 - total flux cleaned = 4.29922e-06 Jy ! Component: 2250 - total flux cleaned = 0.000109006 Jy ! Component: 2300 - total flux cleaned = 0.000241161 Jy ! Component: 2350 - total flux cleaned = 0.000341815 Jy ! Component: 2400 - total flux cleaned = 0.000482463 Jy ! Component: 2450 - total flux cleaned = 0.000565437 Jy ! Component: 2500 - total flux cleaned = 0.000714682 Jy ! Component: 2550 - total flux cleaned = 0.000767948 Jy ! Component: 2600 - total flux cleaned = 0.000859794 Jy ! Component: 2650 - total flux cleaned = 0.000937072 Jy ! Component: 2700 - total flux cleaned = 0.00102595 Jy ! Component: 2750 - total flux cleaned = 0.00111329 Jy ! Component: 2800 - total flux cleaned = 0.00118714 Jy ! Component: 2850 - total flux cleaned = 0.00126004 Jy ! Component: 2900 - total flux cleaned = 0.00134379 Jy ! Component: 2950 - total flux cleaned = 0.00140282 Jy ! Component: 3000 - total flux cleaned = 0.00146152 Jy ! Component: 3050 - total flux cleaned = 0.00158796 Jy ! Component: 3100 - total flux cleaned = 0.00161033 Jy ! Component: 3150 - total flux cleaned = 0.00164398 Jy ! Component: 3200 - total flux cleaned = 0.00168836 Jy ! Component: 3250 - total flux cleaned = 0.00178668 Jy ! Component: 3300 - total flux cleaned = 0.00186241 Jy ! Component: 3350 - total flux cleaned = 0.00194769 Jy ! Component: 3400 - total flux cleaned = 0.0020321 Jy ! Component: 3450 - total flux cleaned = 0.002126 Jy ! Component: 3500 - total flux cleaned = 0.00223959 Jy ! Component: 3550 - total flux cleaned = 0.00229072 Jy ! Component: 3600 - total flux cleaned = 0.00237178 Jy ! Component: 3650 - total flux cleaned = 0.00245207 Jy ! Component: 3700 - total flux cleaned = 0.00251177 Jy ! Component: 3750 - total flux cleaned = 0.00257086 Jy ! Component: 3800 - total flux cleaned = 0.00261968 Jy ! Component: 3850 - total flux cleaned = 0.00267774 Jy ! Component: 3900 - total flux cleaned = 0.00272577 Jy ! Component: 3950 - total flux cleaned = 0.00280203 Jy ! Component: 4000 - total flux cleaned = 0.00286821 Jy ! Component: 4050 - total flux cleaned = 0.00294327 Jy ! Total flux subtracted in 4096 components = 0.00299908 Jy ! Clean residual min=-0.000601 max=0.000542 Jy/beam ! Clean residual mean=-0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 1.21145 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 412 components and 1.21145 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1642+6856_X_20180724_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.116 x 3.068 at 53.83 degrees (North through East) ! Clean map min=-0.0036021 max=0.83657 Jy/beam ! Writing clean map to FITS file: .//J1642+6856_X_20180724_map.fits wmodel .//J1642+6856_X_20180724_map.mod ! Writing 412 model components to file: .//J1642+6856_X_20180724_map.mod wobs .//J1642+6856_X_20180724_uvs.fits ! Writing UV FITS file: .//J1642+6856_X_20180724_uvs.fits wwins .//J1642+6856_X_20180724_map.win ! wwins: Wrote 5 windows to .//J1642+6856_X_20180724_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.836571 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000152451 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.05467 0.05467 0.10934 0.21868 0.43736 0.87472 1.74944 3.49888 6.99776 13.9955 27.991 55.982 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.836 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5487.47 quit ! Quitting program ! Log file .//J1642+6856_X_20180724_dfm.log closed on Wed Aug 8 14:54:13 2018