! Started logfile: .//J1618-2049_C_dfm.log on Mon Jan 20 00:07:15 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 .//J1618-2049_C_uvm.fits ! Reading UV FITS file: .//J1618-2049_C_uvm.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! AN table 2: 15 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1618-2049 ! ! 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 94 lines of history. ! ! Reading 10008 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 J1618-2049_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. ! ! 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=1.002510Jy sigma=17.932767 ! Fit after self-cal, rms=0.947918Jy sigma=16.961253 ! 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=1.446 mas, bmaj=3.807 mas, bpa=-6.399 degrees ! Estimated noise=0.700173 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 = 0.0397655 Jy ! Component: 100 - total flux cleaned = 0.0498366 Jy ! Total flux subtracted in 100 components = 0.0498366 Jy ! Clean residual min=-0.003706 max=0.004849 Jy/beam ! Clean residual mean=-0.000013 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 0.0498366 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0498366 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=0.045966Jy sigma=0.737202 ! Fit after self-cal, rms=0.045402Jy sigma=0.726259 ! 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=1.864 mas, bmaj=4.757 mas, bpa=-3.765 degrees ! Estimated noise=0.406725 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 (30, -45.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00586762 Jy ! Component: 100 - total flux cleaned = 0.00890074 Jy ! Component: 150 - total flux cleaned = 0.0104488 Jy ! Component: 200 - total flux cleaned = 0.0110069 Jy ! Total flux subtracted in 200 components = 0.0110069 Jy ! Clean residual min=-0.002908 max=0.003466 Jy/beam ! Clean residual mean=-0.000007 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.0608435 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 46 components and 0.0608435 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=0.044622Jy sigma=0.712316 ! Fit after self-cal, rms=0.044569Jy sigma=0.711017 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.864 x 4.757 at -3.765 degrees (North through East) ! Clean map min=-0.0025977 max=0.051211 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.93 HN 0.97 KP 0.84 ! LA 0.84 NL 0.94 OV 0.93 PT 0.96 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.12 HN 1.17 KP 1.09 ! LA 1.07 MK 1.03 NL 1.19 OV 1.12 ! PT 1.14 SC 1.32 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.96 HN 0.91 KP 0.91 ! LA 0.96 NL 1.01 OV 0.82 PT 0.87 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 0.98 HN 1.12 KP 1.16 ! LA 1.14 MK 0.91 NL 1.13 OV 1.04 ! PT 1.06 SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.87 KP 0.90 ! LA 0.90 NL 1.01 OV 0.85 PT 0.92 ! SC 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.01 HN 1.38 KP 1.29 ! LA 1.09 MK 0.96 NL 1.12 OV 1.09 ! PT 1.12 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.92 HN 0.86 KP 0.95 ! LA 0.90 NL 0.94 OV 0.99 PT 0.88 ! SC 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 1.21 HN 1.20 KP 1.14 ! LA 1.15 MK 0.93 NL 1.00 OV 1.23 ! PT 1.09 SC 1.16 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.92 HN 0.89 KP 0.98 ! LA 0.99 NL 0.98 OV 0.86 PT 0.91 ! SC 0.77 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.09 HN 1.08 KP 1.07 ! LA 1.17 MK 1.00 NL 0.91 OV 1.21 ! PT 1.18 SC 1.18 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.85 HN 0.99 KP 1.01 ! LA 0.88 NL 0.99 OV 0.89 PT 0.84 ! SC 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.16 HN 1.33 KP 1.15 ! LA 1.09 MK 0.91 NL 1.01 OV 1.16 ! PT 1.04 SC 1.16 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.86 HN 0.88 KP 0.94 ! LA 0.97 NL 1.05 OV 0.89 PT 0.85 ! SC 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.11 HN 1.21 KP 1.06 ! LA 1.12 MK 0.82 NL 0.93 OV 1.22 ! PT 1.08 SC 1.17 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.87 HN 0.95 KP 0.91 ! LA 0.89 NL 0.95 OV 0.82 PT 0.89 ! SC 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 0.99 HN 1.22 KP 1.18 ! LA 1.09 MK 0.82 NL 0.99 OV 1.08 ! PT 1.03 SC 1.17 ! ! ! Fit before self-cal, rms=0.044569Jy sigma=0.711017 ! Fit after self-cal, rms=0.044595Jy sigma=0.678163 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.876 mas, bmaj=4.783 mas, bpa=-3.74 degrees ! Estimated noise=0.405466 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 = -0.000450175 Jy ! Component: 100 - total flux cleaned = -0.00044755 Jy ! Component: 150 - total flux cleaned = -0.000468201 Jy ! Component: 200 - total flux cleaned = -0.000487168 Jy ! Total flux subtracted in 200 components = -0.000487168 Jy ! Clean residual min=-0.001332 max=0.001428 Jy/beam ! Clean residual mean=-0.000002 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0603563 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 67 components and 0.0603563 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=0.044563Jy sigma=0.677576 ! Fit after self-cal, rms=0.044590Jy sigma=0.677273 ! 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=0.044590Jy sigma=0.677273 ! Fit after self-cal, rms=0.044594Jy sigma=0.677198 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.872 mas, bmaj=4.773 mas, bpa=-3.869 degrees ! Estimated noise=0.404215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000375869 Jy ! Component: 100 - total flux cleaned = -0.000472899 Jy ! Component: 150 - total flux cleaned = -0.000506821 Jy ! Component: 200 - total flux cleaned = -0.000506888 Jy ! Total flux subtracted in 200 components = -0.000506888 Jy ! Clean residual min=-0.001285 max=0.001388 Jy/beam ! Clean residual mean=-0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0598494 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 81 components and 0.0598494 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=0.044578Jy sigma=0.676889 ! Fit after self-cal, rms=0.044578Jy sigma=0.676852 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 = -0.000130082 Jy ! Component: 100 - total flux cleaned = -0.000144848 Jy ! Component: 150 - total flux cleaned = -0.000145141 Jy ! Component: 200 - total flux cleaned = -0.000145069 Jy ! Total flux subtracted in 200 components = -0.000145069 Jy ! Clean residual min=-0.001291 max=0.001363 Jy/beam ! Clean residual mean=-0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0597044 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 89 components and 0.0597044 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=0.044570Jy sigma=0.676705 ! Fit after self-cal, rms=0.044570Jy sigma=0.676696 ! Inverting map ! Added new window around map position (57, -25.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000841597 Jy ! Component: 100 - total flux cleaned = 0.000953658 Jy ! Component: 150 - total flux cleaned = 0.00109608 Jy ! Component: 200 - total flux cleaned = 0.00115946 Jy ! Total flux subtracted in 200 components = 0.00115946 Jy ! Clean residual min=-0.001195 max=0.001282 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0608638 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 107 components and 0.0608638 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=0.044533Jy sigma=0.676144 ! Fit after self-cal, rms=0.044529Jy sigma=0.676098 ! 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=0.044529Jy sigma=0.676098 ! Fit after self-cal, rms=0.044673Jy sigma=0.676047 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.871 mas, bmaj=4.77 mas, bpa=-3.969 degrees ! Estimated noise=0.404479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.63757e-05 Jy ! Component: 100 - total flux cleaned = 8.14087e-05 Jy ! Component: 150 - total flux cleaned = 8.10488e-05 Jy ! Component: 200 - total flux cleaned = 5.55496e-05 Jy ! Total flux subtracted in 200 components = 5.55496e-05 Jy ! Clean residual min=-0.001137 max=0.001263 Jy/beam ! Clean residual mean=-0.000000 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0609194 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.0609194 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=0.044661Jy sigma=0.675897 ! Fit after self-cal, rms=0.044662Jy sigma=0.675883 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 = -5.38377e-05 Jy ! Component: 100 - total flux cleaned = -8.96777e-05 Jy ! Component: 150 - total flux cleaned = -0.000100518 Jy ! Component: 200 - total flux cleaned = -0.000111064 Jy ! Total flux subtracted in 200 components = -0.000111064 Jy ! Clean residual min=-0.001131 max=0.001238 Jy/beam ! Clean residual mean=0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0608083 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 119 components and 0.0608083 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=0.044656Jy sigma=0.675800 ! Fit after self-cal, rms=0.044656Jy sigma=0.675796 ! 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=0.044656Jy sigma=0.675796 ! Fit after self-cal, rms=0.044773Jy sigma=0.675785 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.926 mas, bmaj=8.337 mas, bpa=-7.04 degrees ! Estimated noise=0.490584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.93215e-06 Jy ! Component: 100 - total flux cleaned = -0.000103941 Jy ! Component: 150 - total flux cleaned = -0.000157469 Jy ! Component: 200 - total flux cleaned = -0.000192361 Jy ! Total flux subtracted in 200 components = -0.000192361 Jy ! Clean residual min=-0.001354 max=0.001372 Jy/beam ! Clean residual mean=-0.000000 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.060616 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 141 components and 0.060616 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=0.044771Jy sigma=0.675713 ! Fit after self-cal, rms=0.044768Jy sigma=0.675677 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 = -4.55109e-05 Jy ! Component: 100 - total flux cleaned = -9.06294e-05 Jy ! Component: 150 - total flux cleaned = -0.000130963 Jy ! Component: 200 - total flux cleaned = -0.000167832 Jy ! Total flux subtracted in 200 components = -0.000167832 Jy ! Clean residual min=-0.001358 max=0.001350 Jy/beam ! Clean residual mean=-0.000001 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.0604481 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 150 components and 0.0604481 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=0.044767Jy sigma=0.675651 ! Fit after self-cal, rms=0.044766Jy sigma=0.675641 ! 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=1.871 mas, bmaj=4.769 mas, bpa=-4.005 degrees ! Estimated noise=0.405055 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.871 x 4.769 at -4.005 degrees (North through East) ! Clean map min=-0.0010976 max=0.051616 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.449 mas, bmaj=3.81 mas, bpa=-6.44 degrees ! Estimated noise=0.699368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0402435 Jy ! Component: 100 - total flux cleaned = 0.0501737 Jy ! Component: 150 - total flux cleaned = 0.0539309 Jy ! Component: 200 - total flux cleaned = 0.0560803 Jy ! Total flux subtracted in 200 components = 0.0560803 Jy ! Clean residual min=-0.002516 max=0.002031 Jy/beam ! Clean residual mean=-0.000003 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.0560803 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0560803 Jy ! Inverting map and beam ! Estimated beam: bmin=1.871 mas, bmaj=4.769 mas, bpa=-4.005 degrees ! Estimated noise=0.405055 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237379 Jy ! Component: 100 - total flux cleaned = 0.0034542 Jy ! Component: 150 - total flux cleaned = 0.00398157 Jy ! Component: 200 - total flux cleaned = 0.004107 Jy ! Total flux subtracted in 200 components = 0.004107 Jy ! Clean residual min=-0.001217 max=0.001207 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0601873 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 46 components and 0.0601873 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=3.926 mas, bmaj=8.337 mas, bpa=-7.04 degrees ! Estimated noise=0.490584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000473412 Jy ! Component: 100 - total flux cleaned = 0.000648381 Jy ! Component: 150 - total flux cleaned = 0.000749757 Jy ! Component: 200 - total flux cleaned = 0.000767123 Jy ! Total flux subtracted in 200 components = 0.000767123 Jy ! Clean residual min=-0.001296 max=0.001217 Jy/beam ! Clean residual mean=-0.000001 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.0609544 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 = 3.07736e-07 Jy ! Component: 100 - total flux cleaned = 1.55503e-05 Jy ! Component: 150 - total flux cleaned = 1.51286e-05 Jy ! Component: 200 - total flux cleaned = 1.46124e-05 Jy ! Total flux subtracted in 200 components = 1.46124e-05 Jy ! Clean residual min=-0.001279 max=0.001210 Jy/beam ! Clean residual mean=-0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.060969 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 86 components and 0.060969 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.871 mas, bmaj=4.769 mas, bpa=-4.005 degrees ! Estimated noise=0.405055 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.20446e-05 Jy ! Component: 100 - total flux cleaned = -0.000134737 Jy ! Component: 150 - total flux cleaned = -0.000166703 Jy ! Component: 200 - total flux cleaned = -0.000181559 Jy ! Total flux subtracted in 200 components = -0.000181559 Jy ! Clean residual min=-0.001100 max=0.001117 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0607874 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 0.0607874 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=0.044761Jy sigma=0.675546 ! Fit after self-cal, rms=0.044757Jy sigma=0.675449 wmodel J1618-2049_C_map.mod ! Writing 105 model components to file: J1618-2049_C_map.mod wobs J1618-2049_C_uvs.fits ! Writing UV FITS file: J1618-2049_C_uvs.fits wwins J1618-2049_C_map.win ! wwins: Wrote 4 windows to J1618-2049_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 = -0.000186762 Jy ! Component: 100 - total flux cleaned = -0.00037717 Jy ! Component: 150 - total flux cleaned = -0.000539277 Jy ! Component: 200 - total flux cleaned = -0.000677889 Jy ! Component: 250 - total flux cleaned = -0.000795073 Jy ! Component: 300 - total flux cleaned = -0.000876198 Jy ! Component: 350 - total flux cleaned = -0.000986577 Jy ! Component: 400 - total flux cleaned = -0.00106365 Jy ! Component: 450 - total flux cleaned = -0.0011838 Jy ! Component: 500 - total flux cleaned = -0.00122756 Jy ! Component: 550 - total flux cleaned = -0.0012418 Jy ! Component: 600 - total flux cleaned = -0.00128398 Jy ! Component: 650 - total flux cleaned = -0.00131149 Jy ! Component: 700 - total flux cleaned = -0.0013655 Jy ! Component: 750 - total flux cleaned = -0.00140527 Jy ! Component: 800 - total flux cleaned = -0.00147073 Jy ! Component: 850 - total flux cleaned = -0.00153463 Jy ! Component: 900 - total flux cleaned = -0.00157264 Jy ! Component: 950 - total flux cleaned = -0.00158532 Jy ! Component: 1000 - total flux cleaned = -0.00164672 Jy ! Component: 1050 - total flux cleaned = -0.00168303 Jy ! Component: 1100 - total flux cleaned = -0.00173076 Jy ! Component: 1150 - total flux cleaned = -0.00175431 Jy ! Component: 1200 - total flux cleaned = -0.00178908 Jy ! Component: 1250 - total flux cleaned = -0.00184643 Jy ! Component: 1300 - total flux cleaned = -0.00183491 Jy ! Component: 1350 - total flux cleaned = -0.00182354 Jy ! Component: 1400 - total flux cleaned = -0.00179041 Jy ! Component: 1450 - total flux cleaned = -0.00179063 Jy ! Component: 1500 - total flux cleaned = -0.00173652 Jy ! Component: 1550 - total flux cleaned = -0.00171511 Jy ! Component: 1600 - total flux cleaned = -0.00169398 Jy ! Component: 1650 - total flux cleaned = -0.00167288 Jy ! Component: 1700 - total flux cleaned = -0.00165193 Jy ! Component: 1750 - total flux cleaned = -0.00161045 Jy ! Component: 1800 - total flux cleaned = -0.00163099 Jy ! Component: 1850 - total flux cleaned = -0.00158005 Jy ! Component: 1900 - total flux cleaned = -0.00156985 Jy ! Component: 1950 - total flux cleaned = -0.00156998 Jy ! Component: 2000 - total flux cleaned = -0.00157991 Jy ! Component: 2050 - total flux cleaned = -0.00158976 Jy ! Component: 2100 - total flux cleaned = -0.00155067 Jy ! Component: 2150 - total flux cleaned = -0.00158936 Jy ! Component: 2200 - total flux cleaned = -0.00156052 Jy ! Component: 2250 - total flux cleaned = -0.00157948 Jy ! Component: 2300 - total flux cleaned = -0.00155111 Jy ! Component: 2350 - total flux cleaned = -0.00157001 Jy ! Component: 2400 - total flux cleaned = -0.00152324 Jy ! Component: 2450 - total flux cleaned = -0.00153253 Jy ! Component: 2500 - total flux cleaned = -0.00152332 Jy ! Component: 2550 - total flux cleaned = -0.00150498 Jy ! Component: 2600 - total flux cleaned = -0.00145945 Jy ! Component: 2650 - total flux cleaned = -0.00143252 Jy ! Component: 2700 - total flux cleaned = -0.00143236 Jy ! Component: 2750 - total flux cleaned = -0.00144117 Jy ! Component: 2800 - total flux cleaned = -0.00141467 Jy ! Component: 2850 - total flux cleaned = -0.00139714 Jy ! Component: 2900 - total flux cleaned = -0.00137103 Jy ! Component: 2950 - total flux cleaned = -0.00140576 Jy ! Component: 3000 - total flux cleaned = -0.00138849 Jy ! Component: 3050 - total flux cleaned = -0.00137127 Jy ! Component: 3100 - total flux cleaned = -0.00137129 Jy ! Component: 3150 - total flux cleaned = -0.0013205 Jy ! Component: 3200 - total flux cleaned = -0.00133737 Jy ! Component: 3250 - total flux cleaned = -0.00132904 Jy ! Component: 3300 - total flux cleaned = -0.00133739 Jy ! Component: 3350 - total flux cleaned = -0.0012961 Jy ! Component: 3400 - total flux cleaned = -0.00130425 Jy ! Component: 3450 - total flux cleaned = -0.00128804 Jy ! Component: 3500 - total flux cleaned = -0.00127178 Jy ! Component: 3550 - total flux cleaned = -0.00127181 Jy ! Component: 3600 - total flux cleaned = -0.0012638 Jy ! Component: 3650 - total flux cleaned = -0.00128765 Jy ! Component: 3700 - total flux cleaned = -0.00120029 Jy ! Component: 3750 - total flux cleaned = -0.00121614 Jy ! Component: 3800 - total flux cleaned = -0.00118471 Jy ! Component: 3850 - total flux cleaned = -0.00112998 Jy ! Component: 3900 - total flux cleaned = -0.00116109 Jy ! Component: 3950 - total flux cleaned = -0.00110701 Jy ! Component: 4000 - total flux cleaned = -0.00109927 Jy ! Component: 4050 - total flux cleaned = -0.00106861 Jy ! Total flux subtracted in 4096 components = -0.00103823 Jy ! Clean residual min=-0.000515 max=0.000419 Jy/beam ! Clean residual mean=0.000002 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0597492 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 433 components and 0.0597492 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1618-2049_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.871 x 4.769 at -4.005 degrees (North through East) ! Clean map min=-0.00096549 max=0.051906 Jy/beam ! Writing clean map to FITS file: .//J1618-2049_C_map.fits wmodel .//J1618-2049_C_map.mod ! Writing 433 model components to file: .//J1618-2049_C_map.mod wobs .//J1618-2049_C_uvs.fits ! Writing UV FITS file: .//J1618-2049_C_uvs.fits wwins .//J1618-2049_C_map.win ! wwins: Wrote 5 windows to .//J1618-2049_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0519061 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000143612 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.830028 0.830028 1.66006 3.32011 6.64023 13.2805 26.5609 53.1218 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.051 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 361.433 quit ! Quitting program ! Log file .//J1618-2049_C_dfm.log closed on Mon Jan 20 00:07:19 2020