! Started logfile: /tmp/maps//J1748-0854_C_20180619_dfm.log on Wed Jul 4 23:33:56 2018 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 /tmp/maps//J1748-0854_C_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J1748-0854_C_20180619_uva.fits ! AN table 1: 93 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1748-0854 ! ! 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 76 lines of history. ! ! Reading 20832 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 J1748-0854_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=1.000712Jy sigma=22.574476 ! Fit after self-cal, rms=0.980554Jy sigma=22.124010 ! 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=1.77 mas, bmaj=8.445 mas, bpa=-29.49 degrees ! Estimated noise=0.476081 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 = 0.0150522 Jy ! Component: 100 - total flux cleaned = 0.0183725 Jy ! Total flux subtracted in 100 components = 0.0183725 Jy ! Clean residual min=-0.001922 max=0.001848 Jy/beam ! Clean residual mean=0.000000 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.0183725 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0183725 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=0.035245Jy sigma=0.723823 ! Fit after self-cal, rms=0.033697Jy sigma=0.685930 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324414 Jy ! Component: 100 - total flux cleaned = 0.00461971 Jy ! Total flux subtracted in 100 components = 0.00461971 Jy ! Clean residual min=-0.001934 max=0.001562 Jy/beam ! Clean residual mean=-0.000001 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.0229922 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 23 components and 0.0229922 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=0.033378Jy sigma=0.679255 ! Fit after self-cal, rms=0.033363Jy sigma=0.679005 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.411 mas, bmaj=8.802 mas, bpa=-28.98 degrees ! Estimated noise=0.223042 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 = 0.000933698 Jy ! Component: 100 - total flux cleaned = 0.00140283 Jy ! Component: 150 - total flux cleaned = 0.00162149 Jy ! Component: 200 - total flux cleaned = 0.00181964 Jy ! Total flux subtracted in 200 components = 0.00181964 Jy ! Clean residual min=-0.001058 max=0.000959 Jy/beam ! Clean residual mean=0.000005 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0248119 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 44 components and 0.0248119 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=0.033325Jy sigma=0.678369 ! Fit after self-cal, rms=0.033307Jy sigma=0.678183 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.411 x 8.802 at -28.98 degrees (North through East) ! Clean map min=-0.0010331 max=0.022182 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.86 KP 0.92 LA 0.97 ! MK 0.86 NL 0.97 OV 0.96 PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.78 KP 1.00 LA 1.05 ! MK 0.96 NL 1.01 OV 0.99 PT 0.83 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.88 KP 1.01 LA 1.14 ! MK 0.88 NL 0.93 OV 1.07 PT 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.88 KP 1.18 LA 0.99 ! MK 1.02 NL 1.11 OV 1.12 PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.95 KP 1.10 LA 1.02 ! MK 0.95 NL 0.98 OV 1.02 PT 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.90 KP 1.06 LA 1.10 ! MK 1.03 NL 1.03 OV 1.10 PT 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 KP 1.04 LA 1.06 ! MK 1.01 NL 1.02 OV 1.11 PT 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.90 KP 1.09 LA 1.11 ! MK 1.00 NL 1.05 OV 0.98 PT 0.93 ! ! ! Fit before self-cal, rms=0.033307Jy sigma=0.678183 ! Fit after self-cal, rms=0.032228Jy sigma=0.675282 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.392 mas, bmaj=8.826 mas, bpa=-28.99 degrees ! Estimated noise=0.221277 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 = -0.000198403 Jy ! Component: 100 - total flux cleaned = -0.000135778 Jy ! Component: 150 - total flux cleaned = -0.00011705 Jy ! Component: 200 - total flux cleaned = -0.000106021 Jy ! Total flux subtracted in 200 components = -0.000106021 Jy ! Clean residual min=-0.000604 max=0.000630 Jy/beam ! Clean residual mean=0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0247059 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 0.0247059 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=0.032223Jy sigma=0.675181 ! Fit after self-cal, rms=0.032269Jy sigma=0.674684 ! 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=0.032269Jy sigma=0.674684 ! Fit after self-cal, rms=0.032436Jy sigma=0.674572 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.389 mas, bmaj=8.826 mas, bpa=-28.99 degrees ! Estimated noise=0.221642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.85278e-05 Jy ! Component: 100 - total flux cleaned = -7.98644e-05 Jy ! Component: 150 - total flux cleaned = -6.91085e-05 Jy ! Component: 200 - total flux cleaned = -5.93188e-05 Jy ! Total flux subtracted in 200 components = -5.93188e-05 Jy ! Clean residual min=-0.000581 max=0.000608 Jy/beam ! Clean residual mean=0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0246465 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.0246465 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=0.032434Jy sigma=0.674521 ! Fit after self-cal, rms=0.032455Jy sigma=0.674482 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 = -2.83165e-05 Jy ! Component: 100 - total flux cleaned = -7.75274e-06 Jy ! Component: 150 - total flux cleaned = 6.34268e-06 Jy ! Component: 200 - total flux cleaned = 1.91383e-05 Jy ! Total flux subtracted in 200 components = 1.91383e-05 Jy ! Clean residual min=-0.000595 max=0.000622 Jy/beam ! Clean residual mean=0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0246657 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 0.0246657 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=0.032454Jy sigma=0.674453 ! Fit after self-cal, rms=0.032451Jy sigma=0.674397 ! 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=0.674397 ! Fit after self-cal, rms=0.032658Jy sigma=0.674381 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.391 mas, bmaj=8.818 mas, bpa=-28.99 degrees ! Estimated noise=0.222762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.23152e-06 Jy ! Component: 100 - total flux cleaned = 1.97838e-05 Jy ! Component: 150 - total flux cleaned = 3.57602e-05 Jy ! Component: 200 - total flux cleaned = 3.93726e-05 Jy ! Total flux subtracted in 200 components = 3.93726e-05 Jy ! Clean residual min=-0.000575 max=0.000577 Jy/beam ! Clean residual mean=0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.024705 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 76 components and 0.0247051 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=0.032656Jy sigma=0.674360 ! Fit after self-cal, rms=0.032664Jy sigma=0.674349 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 = -1.56764e-05 Jy ! Component: 100 - total flux cleaned = -4.33198e-06 Jy ! Component: 150 - total flux cleaned = 2.4267e-06 Jy ! Component: 200 - total flux cleaned = 8.65291e-06 Jy ! Total flux subtracted in 200 components = 8.65291e-06 Jy ! Clean residual min=-0.000579 max=0.000582 Jy/beam ! Clean residual mean=0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0247137 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.0247137 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=0.032663Jy sigma=0.674336 ! Fit after self-cal, rms=0.032664Jy sigma=0.674331 ! 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=0.032664Jy sigma=0.674331 ! Fit after self-cal, rms=0.032766Jy sigma=0.674326 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.585 mas, bmaj=8.671 mas, bpa=-23.85 degrees ! Estimated noise=0.243481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.29559e-05 Jy ! Component: 100 - total flux cleaned = 4.90817e-05 Jy ! Component: 150 - total flux cleaned = 6.90234e-05 Jy ! Component: 200 - total flux cleaned = 7.73836e-05 Jy ! Total flux subtracted in 200 components = 7.73836e-05 Jy ! Clean residual min=-0.000657 max=0.000604 Jy/beam ! Clean residual mean=0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0247911 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 94 components and 0.0247911 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=0.032766Jy sigma=0.674318 ! Fit after self-cal, rms=0.032768Jy sigma=0.674313 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 = -2.5231e-06 Jy ! Component: 100 - total flux cleaned = 7.97383e-06 Jy ! Component: 150 - total flux cleaned = 5.69926e-06 Jy ! Component: 200 - total flux cleaned = 7.93301e-06 Jy ! Total flux subtracted in 200 components = 7.93301e-06 Jy ! Clean residual min=-0.000656 max=0.000602 Jy/beam ! Clean residual mean=0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.024799 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 0.024799 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=0.032767Jy sigma=0.674309 ! Fit after self-cal, rms=0.032767Jy sigma=0.674309 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.393 mas, bmaj=8.808 mas, bpa=-29 degrees ! Estimated noise=0.223415 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.393 x 8.808 at -29 degrees (North through East) ! Clean map min=-0.001326 max=0.022061 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=1.754 mas, bmaj=8.455 mas, bpa=-29.48 degrees ! Estimated noise=0.471391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171781 Jy ! Component: 100 - total flux cleaned = 0.0211248 Jy ! Component: 150 - total flux cleaned = 0.0224147 Jy ! Component: 200 - total flux cleaned = 0.023266 Jy ! Total flux subtracted in 200 components = 0.023266 Jy ! Clean residual min=-0.001663 max=0.001462 Jy/beam ! Clean residual mean=-0.000003 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.023266 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.023266 Jy ! Inverting map and beam ! Estimated beam: bmin=2.393 mas, bmaj=8.808 mas, bpa=-29 degrees ! Estimated noise=0.223415 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 = 0.000542423 Jy ! Component: 100 - total flux cleaned = 0.000839547 Jy ! Component: 150 - total flux cleaned = 0.00107256 Jy ! Component: 200 - total flux cleaned = 0.00121193 Jy ! Total flux subtracted in 200 components = 0.00121193 Jy ! Clean residual min=-0.000700 max=0.000692 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0244779 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 61 components and 0.0244779 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=4.585 mas, bmaj=8.671 mas, bpa=-23.85 degrees ! Estimated noise=0.243481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.13303e-05 Jy ! Component: 100 - total flux cleaned = 0.000144073 Jy ! Component: 150 - total flux cleaned = 0.000201114 Jy ! Component: 200 - total flux cleaned = 0.000217621 Jy ! Total flux subtracted in 200 components = 0.000217621 Jy ! Clean residual min=-0.000640 max=0.000651 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0246955 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 = 1.54271e-05 Jy ! Component: 100 - total flux cleaned = 3.43459e-05 Jy ! Component: 150 - total flux cleaned = 3.86413e-05 Jy ! Component: 200 - total flux cleaned = 4.6761e-05 Jy ! Total flux subtracted in 200 components = 4.6761e-05 Jy ! Clean residual min=-0.000643 max=0.000645 Jy/beam ! Clean residual mean=0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0247423 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.0247423 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.393 mas, bmaj=8.808 mas, bpa=-29 degrees ! Estimated noise=0.223415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.8467e-05 Jy ! Component: 100 - total flux cleaned = -2.02555e-05 Jy ! Component: 150 - total flux cleaned = -2.02526e-05 Jy ! Component: 200 - total flux cleaned = -2.01071e-05 Jy ! Total flux subtracted in 200 components = -2.01071e-05 Jy ! Clean residual min=-0.000606 max=0.000646 Jy/beam ! Clean residual mean=0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0247222 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 97 components and 0.0247222 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=0.032772Jy sigma=0.674398 ! Fit after self-cal, rms=0.032773Jy sigma=0.674365 wmodel J1748-0854_C_map.mod ! Writing 97 model components to file: J1748-0854_C_map.mod wobs J1748-0854_C_uvs.fits ! Writing UV FITS file: J1748-0854_C_uvs.fits wwins J1748-0854_C_map.win ! wwins: Wrote 1 windows to J1748-0854_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 = 3.85995e-05 Jy ! Component: 100 - total flux cleaned = -2.04169e-05 Jy ! Component: 150 - total flux cleaned = -4.74674e-05 Jy ! Component: 200 - total flux cleaned = -5.56388e-05 Jy ! Component: 250 - total flux cleaned = -3.19676e-05 Jy ! Component: 300 - total flux cleaned = -9.73654e-06 Jy ! Component: 350 - total flux cleaned = -2.44715e-05 Jy ! Component: 400 - total flux cleaned = -2.43236e-05 Jy ! Component: 450 - total flux cleaned = -4.3984e-06 Jy ! Component: 500 - total flux cleaned = 2.12061e-05 Jy ! Component: 550 - total flux cleaned = 3.38604e-05 Jy ! Component: 600 - total flux cleaned = 5.83201e-05 Jy ! Component: 650 - total flux cleaned = 7.0141e-05 Jy ! Component: 700 - total flux cleaned = 8.17324e-05 Jy ! Component: 750 - total flux cleaned = 7.60119e-05 Jy ! Component: 800 - total flux cleaned = 5.37781e-05 Jy ! Component: 850 - total flux cleaned = 5.91296e-05 Jy ! Component: 900 - total flux cleaned = 3.23229e-05 Jy ! Component: 950 - total flux cleaned = 3.76353e-05 Jy ! Component: 1000 - total flux cleaned = 3.24072e-05 Jy ! Component: 1050 - total flux cleaned = 4.26046e-05 Jy ! Component: 1100 - total flux cleaned = 4.75257e-05 Jy ! Component: 1150 - total flux cleaned = 3.28672e-05 Jy ! Component: 1200 - total flux cleaned = 4.74188e-05 Jy ! Component: 1250 - total flux cleaned = 4.26162e-05 Jy ! Component: 1300 - total flux cleaned = 3.32468e-05 Jy ! Component: 1350 - total flux cleaned = 2.85598e-05 Jy ! Component: 1400 - total flux cleaned = 1.02487e-05 Jy ! Component: 1450 - total flux cleaned = -1.22665e-05 Jy ! Component: 1500 - total flux cleaned = -7.79532e-06 Jy ! Component: 1550 - total flux cleaned = -7.90016e-06 Jy ! Component: 1600 - total flux cleaned = -2.94561e-05 Jy ! Component: 1650 - total flux cleaned = -5.07836e-05 Jy ! Component: 1700 - total flux cleaned = -5.92222e-05 Jy ! Component: 1750 - total flux cleaned = -7.59333e-05 Jy ! Component: 1800 - total flux cleaned = -0.000104768 Jy ! Component: 1850 - total flux cleaned = -0.000116972 Jy ! Component: 1900 - total flux cleaned = -0.000153242 Jy ! Component: 1950 - total flux cleaned = -0.000177201 Jy ! Component: 2000 - total flux cleaned = -0.000193008 Jy ! Component: 2050 - total flux cleaned = -0.000224212 Jy ! Component: 2100 - total flux cleaned = -0.000243539 Jy ! Component: 2150 - total flux cleaned = -0.000254978 Jy ! Component: 2200 - total flux cleaned = -0.000281525 Jy ! Component: 2250 - total flux cleaned = -0.000289023 Jy ! Component: 2300 - total flux cleaned = -0.000315175 Jy ! Component: 2350 - total flux cleaned = -0.000333694 Jy ! Component: 2400 - total flux cleaned = -0.00035212 Jy ! Component: 2450 - total flux cleaned = -0.000373997 Jy ! Component: 2500 - total flux cleaned = -0.000384853 Jy ! Component: 2550 - total flux cleaned = -0.000402834 Jy ! Component: 2600 - total flux cleaned = -0.000406407 Jy ! Component: 2650 - total flux cleaned = -0.00042767 Jy ! Component: 2700 - total flux cleaned = -0.00042413 Jy ! Component: 2750 - total flux cleaned = -0.000438128 Jy ! Component: 2800 - total flux cleaned = -0.000441626 Jy ! Component: 2850 - total flux cleaned = -0.000445069 Jy ! Component: 2900 - total flux cleaned = -0.000445107 Jy ! Component: 2950 - total flux cleaned = -0.00045535 Jy ! Component: 3000 - total flux cleaned = -0.000468937 Jy ! Component: 3050 - total flux cleaned = -0.000485811 Jy ! Component: 3100 - total flux cleaned = -0.000502586 Jy ! Component: 3150 - total flux cleaned = -0.0005026 Jy ! Component: 3200 - total flux cleaned = -0.000512576 Jy ! Component: 3250 - total flux cleaned = -0.000512577 Jy ! Component: 3300 - total flux cleaned = -0.000529037 Jy ! Component: 3350 - total flux cleaned = -0.000551947 Jy ! Component: 3400 - total flux cleaned = -0.000555179 Jy ! Component: 3450 - total flux cleaned = -0.000568172 Jy ! Component: 3500 - total flux cleaned = -0.000587578 Jy ! Component: 3550 - total flux cleaned = -0.000597213 Jy ! Component: 3600 - total flux cleaned = -0.000600405 Jy ! Component: 3650 - total flux cleaned = -0.000613168 Jy ! Component: 3700 - total flux cleaned = -0.000613172 Jy ! Component: 3750 - total flux cleaned = -0.00061951 Jy ! Component: 3800 - total flux cleaned = -0.000625818 Jy ! Component: 3850 - total flux cleaned = -0.00062895 Jy ! Component: 3900 - total flux cleaned = -0.000638361 Jy ! Component: 3950 - total flux cleaned = -0.000653949 Jy ! Component: 4000 - total flux cleaned = -0.000647733 Jy ! Component: 4050 - total flux cleaned = -0.00065392 Jy ! Total flux subtracted in 4096 components = -0.000653897 Jy ! Clean residual min=-0.000180 max=0.000160 Jy/beam ! Clean residual mean=0.000000 rms=0.000058 Jy/beam ! Combined flux in latest and established models = 0.0240683 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 375 components and 0.0240683 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1748-0854_C_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.393 x 8.808 at -29 degrees (North through East) ! Clean map min=-0.001105 max=0.022096 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1748-0854_C_20180619_map.fits wmodel /tmp/maps//J1748-0854_C_20180619_map.mod ! Writing 375 model components to file: /tmp/maps//J1748-0854_C_20180619_map.mod wobs /tmp/maps//J1748-0854_C_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J1748-0854_C_20180619_uvs.fits wwins /tmp/maps//J1748-0854_C_20180619_map.win ! wwins: Wrote 2 windows to /tmp/maps//J1748-0854_C_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0220961 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.60799e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.761401 0.761401 1.5228 3.0456 6.09121 12.1824 24.3648 48.7297 97.4593 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.022 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 394.01 quit ! Quitting program ! Log file /tmp/maps//J1748-0854_C_20180619_dfm.log closed on Wed Jul 4 23:34:00 2018