! Started logfile: .//J1757-1628_C_dfm.log on Mon Jan 20 18:42:11 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 .//J1757-1628_C_uva.fits ! Reading UV FITS file: .//J1757-1628_C_uva.fits ! AN table 1: 15 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1757-1628 ! ! 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 5400 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 J1757-1628_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=1.001154Jy sigma=20.082807 ! Fit after self-cal, rms=0.980414Jy sigma=19.681415 ! 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=1.218 mas, bmaj=3.464 mas, bpa=-0.4466 degrees ! Estimated noise=0.697253 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 = 0.0142825 Jy ! Component: 100 - total flux cleaned = 0.0186411 Jy ! Total flux subtracted in 100 components = 0.0186411 Jy ! Clean residual min=-0.003183 max=0.002906 Jy/beam ! Clean residual mean=0.000001 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.0186411 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0186411 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=0.047101Jy sigma=0.807102 ! Fit after self-cal, rms=0.045667Jy sigma=0.772096 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00490341 Jy ! Component: 100 - total flux cleaned = 0.00733953 Jy ! Total flux subtracted in 100 components = 0.00733953 Jy ! Clean residual min=-0.003989 max=0.002913 Jy/beam ! Clean residual mean=-0.000001 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.0259807 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.0259807 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=0.045029Jy sigma=0.758863 ! Fit after self-cal, rms=0.045019Jy sigma=0.758328 ! 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=1.552 mas, bmaj=4.087 mas, bpa=0.03391 degrees ! Estimated noise=0.493786 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 = 0.00162975 Jy ! Component: 100 - total flux cleaned = 0.00241723 Jy ! Component: 150 - total flux cleaned = 0.00281097 Jy ! Component: 200 - total flux cleaned = 0.00286529 Jy ! Total flux subtracted in 200 components = 0.00286529 Jy ! Clean residual min=-0.004028 max=0.002053 Jy/beam ! Clean residual mean=-0.000005 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.028846 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 0.028846 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=0.044944Jy sigma=0.757315 ! Fit after self-cal, rms=0.044924Jy sigma=0.756998 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.552 x 4.087 at 0.03391 degrees (North through East) ! Clean map min=-0.0038543 max=0.023052 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 0.72 KP 1.09 ! LA 1.16 MK 0.93 NL 0.49 OV 1.13 ! PT 0.98 SC 1.15 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.08 HN 0.82 KP 1.06 ! LA 1.11 MK 1.28 NL 0.54 OV 0.99 ! PT 1.27 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.10 HN 1.01 KP 1.11 ! LA 1.26 MK 0.83 NL 0.67 OV 1.08 ! PT 1.03 SC 0.81 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 1.07 HN 0.85 KP 1.06 ! LA 0.96 MK 1.08 NL 0.88 OV 1.11 ! PT 1.07 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.60 FD 1.36 HN 0.94 KP 1.07 ! LA 1.35 MK 1.13 NL 0.57 OV 1.01 ! PT 1.09 SC 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.99 KP 1.31 ! LA 1.31 MK 1.20 NL 0.63 OV 1.15 ! PT 1.30 SC 1.22 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.92 HN 1.12 KP 1.19 ! LA 1.06 MK 1.10 NL 0.70 OV 1.25 ! PT 1.11 SC 1.12 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.15 HN 1.00 KP 1.53 ! LA 1.07 MK 1.22 NL 0.71 OV 1.20 ! PT 0.99 SC 1.27 ! ! ! Fit before self-cal, rms=0.044924Jy sigma=0.756998 ! Fit after self-cal, rms=0.041560Jy sigma=0.740134 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.571 mas, bmaj=4.098 mas, bpa=-0.3416 degrees ! Estimated noise=0.493897 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 = 0.000160273 Jy ! Component: 100 - total flux cleaned = 0.00013493 Jy ! Component: 150 - total flux cleaned = 0.00014099 Jy ! Component: 200 - total flux cleaned = 0.000153024 Jy ! Total flux subtracted in 200 components = 0.000153024 Jy ! Clean residual min=-0.001416 max=0.001265 Jy/beam ! Clean residual mean=-0.000003 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.028999 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 0.028999 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=0.041557Jy sigma=0.740023 ! Fit after self-cal, rms=0.042364Jy sigma=0.733215 ! 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=0.042364Jy sigma=0.733215 ! Fit after self-cal, rms=0.047113Jy sigma=0.729588 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=4.074 mas, bpa=-1.103 degrees ! Estimated noise=0.50374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000323225 Jy ! Component: 100 - total flux cleaned = 0.000361077 Jy ! Component: 150 - total flux cleaned = 0.000381918 Jy ! Component: 200 - total flux cleaned = 0.000408365 Jy ! Total flux subtracted in 200 components = 0.000408365 Jy ! Clean residual min=-0.001330 max=0.001265 Jy/beam ! Clean residual mean=-0.000002 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.0294073 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 47 components and 0.0294073 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=0.047103Jy sigma=0.729524 ! Fit after self-cal, rms=0.047759Jy sigma=0.727639 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 = -0.000520742 Jy ! Component: 100 - total flux cleaned = -0.000565521 Jy ! Component: 150 - total flux cleaned = -0.000574814 Jy ! Component: 200 - total flux cleaned = -0.000566422 Jy ! Total flux subtracted in 200 components = -0.000566422 Jy ! Clean residual min=-0.001550 max=0.001499 Jy/beam ! Clean residual mean=-0.000005 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0288409 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 0.0288409 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=0.047741Jy sigma=0.727695 ! Fit after self-cal, rms=0.047750Jy sigma=0.727643 ! 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=0.047750Jy sigma=0.727643 ! Fit after self-cal, rms=0.051999Jy sigma=0.726581 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.546 mas, bmaj=4.049 mas, bpa=-1.661 degrees ! Estimated noise=0.504464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000331105 Jy ! Component: 100 - total flux cleaned = 0.000365389 Jy ! Component: 150 - total flux cleaned = 0.000393294 Jy ! Component: 200 - total flux cleaned = 0.000409163 Jy ! Total flux subtracted in 200 components = 0.000409163 Jy ! Clean residual min=-0.001274 max=0.001447 Jy/beam ! Clean residual mean=-0.000003 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0292501 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 0.0292501 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=0.051990Jy sigma=0.726548 ! Fit after self-cal, rms=0.052502Jy sigma=0.725875 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 = -0.000441245 Jy ! Component: 100 - total flux cleaned = -0.000466701 Jy ! Component: 150 - total flux cleaned = -0.000466713 Jy ! Component: 200 - total flux cleaned = -0.000466831 Jy ! Total flux subtracted in 200 components = -0.000466831 Jy ! Clean residual min=-0.001562 max=0.001461 Jy/beam ! Clean residual mean=-0.000004 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0287833 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 61 components and 0.0287833 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=0.052490Jy sigma=0.725943 ! Fit after self-cal, rms=0.052498Jy sigma=0.725903 ! 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=0.052498Jy sigma=0.725903 ! Fit after self-cal, rms=0.058653Jy sigma=0.725349 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.471 mas, bmaj=7.896 mas, bpa=2.349 degrees ! Estimated noise=0.657988 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000641572 Jy ! Component: 100 - total flux cleaned = 0.000702889 Jy ! Component: 150 - total flux cleaned = 0.000716038 Jy ! Component: 200 - total flux cleaned = 0.000728199 Jy ! Total flux subtracted in 200 components = 0.000728199 Jy ! Clean residual min=-0.001372 max=0.001615 Jy/beam ! Clean residual mean=-0.000008 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.0295115 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 64 components and 0.0295115 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=0.058647Jy sigma=0.725431 ! Fit after self-cal, rms=0.058979Jy sigma=0.725090 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 = -0.0002154 Jy ! Component: 100 - total flux cleaned = -0.000247978 Jy ! Component: 150 - total flux cleaned = -0.000257279 Jy ! Component: 200 - total flux cleaned = -0.000233812 Jy ! Total flux subtracted in 200 components = -0.000233812 Jy ! Clean residual min=-0.001508 max=0.001550 Jy/beam ! Clean residual mean=-0.000009 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.0292776 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 68 components and 0.0292776 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=0.058975Jy sigma=0.725229 ! Fit after self-cal, rms=0.058974Jy sigma=0.725187 ! 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=1.533 mas, bmaj=4.031 mas, bpa=-2.191 degrees ! Estimated noise=0.504637 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.533 x 4.031 at -2.191 degrees (North through East) ! Clean map min=-0.0014379 max=0.021006 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=1.219 mas, bmaj=3.428 mas, bpa=-2.95 degrees ! Estimated noise=0.713231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156054 Jy ! Component: 100 - total flux cleaned = 0.0212017 Jy ! Component: 150 - total flux cleaned = 0.0243192 Jy ! Component: 200 - total flux cleaned = 0.0261719 Jy ! Total flux subtracted in 200 components = 0.0261719 Jy ! Clean residual min=-0.002377 max=0.002126 Jy/beam ! Clean residual mean=-0.000001 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.0261719 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.0261719 Jy ! Inverting map and beam ! Estimated beam: bmin=1.533 mas, bmaj=4.031 mas, bpa=-2.191 degrees ! Estimated noise=0.504637 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 = 0.00146928 Jy ! Component: 100 - total flux cleaned = 0.00216216 Jy ! Component: 150 - total flux cleaned = 0.00252277 Jy ! Component: 200 - total flux cleaned = 0.00259662 Jy ! Total flux subtracted in 200 components = 0.00259662 Jy ! Clean residual min=-0.001499 max=0.001488 Jy/beam ! Clean residual mean=-0.000004 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0287685 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.0287685 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=3.471 mas, bmaj=7.896 mas, bpa=2.349 degrees ! Estimated noise=0.657988 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00038798 Jy ! Component: 100 - total flux cleaned = 0.000440242 Jy ! Component: 150 - total flux cleaned = 0.00049397 Jy ! Component: 200 - total flux cleaned = 0.000529797 Jy ! Total flux subtracted in 200 components = 0.000529797 Jy ! Clean residual min=-0.001511 max=0.001571 Jy/beam ! Clean residual mean=-0.000009 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0292983 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 = 2.31379e-05 Jy ! Component: 100 - total flux cleaned = 2.99827e-05 Jy ! Component: 150 - total flux cleaned = 4.30601e-05 Jy ! Component: 200 - total flux cleaned = 5.49409e-05 Jy ! Total flux subtracted in 200 components = 5.49409e-05 Jy ! Clean residual min=-0.001502 max=0.001544 Jy/beam ! Clean residual mean=-0.000009 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.0293532 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 43 components and 0.0293532 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.533 mas, bmaj=4.031 mas, bpa=-2.191 degrees ! Estimated noise=0.504637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000147018 Jy ! Component: 100 - total flux cleaned = -0.000240483 Jy ! Component: 150 - total flux cleaned = -0.000284235 Jy ! Component: 200 - total flux cleaned = -0.000293266 Jy ! Total flux subtracted in 200 components = -0.000293266 Jy ! Clean residual min=-0.001516 max=0.001465 Jy/beam ! Clean residual mean=-0.000004 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.02906 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.02906 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=0.058973Jy sigma=0.725464 ! Fit after self-cal, rms=0.058981Jy sigma=0.725318 wmodel J1757-1628_C_map.mod ! Writing 51 model components to file: J1757-1628_C_map.mod wobs J1757-1628_C_uvs.fits ! Writing UV FITS file: J1757-1628_C_uvs.fits wwins J1757-1628_C_map.win ! wwins: Wrote 1 windows to J1757-1628_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 = -0.000354395 Jy ! Component: 100 - total flux cleaned = -0.000725042 Jy ! Component: 150 - total flux cleaned = -0.000982805 Jy ! Component: 200 - total flux cleaned = -0.00118586 Jy ! Component: 250 - total flux cleaned = -0.00135978 Jy ! Component: 300 - total flux cleaned = -0.00150649 Jy ! Component: 350 - total flux cleaned = -0.0016083 Jy ! Component: 400 - total flux cleaned = -0.00164829 Jy ! Component: 450 - total flux cleaned = -0.00170683 Jy ! Component: 500 - total flux cleaned = -0.00176461 Jy ! Component: 550 - total flux cleaned = -0.00187674 Jy ! Component: 600 - total flux cleaned = -0.00193167 Jy ! Component: 650 - total flux cleaned = -0.00202138 Jy ! Component: 700 - total flux cleaned = -0.0020739 Jy ! Component: 750 - total flux cleaned = -0.00207441 Jy ! Component: 800 - total flux cleaned = -0.00215935 Jy ! Component: 850 - total flux cleaned = -0.002242 Jy ! Component: 900 - total flux cleaned = -0.0022256 Jy ! Component: 950 - total flux cleaned = -0.00228979 Jy ! Component: 1000 - total flux cleaned = -0.00230552 Jy ! Component: 1050 - total flux cleaned = -0.0022899 Jy ! Component: 1100 - total flux cleaned = -0.0023514 Jy ! Component: 1150 - total flux cleaned = -0.00236633 Jy ! Component: 1200 - total flux cleaned = -0.0023811 Jy ! Component: 1250 - total flux cleaned = -0.00243998 Jy ! Component: 1300 - total flux cleaned = -0.00241059 Jy ! Component: 1350 - total flux cleaned = -0.00242523 Jy ! Component: 1400 - total flux cleaned = -0.00243962 Jy ! Component: 1450 - total flux cleaned = -0.00242551 Jy ! Component: 1500 - total flux cleaned = -0.00249512 Jy ! Component: 1550 - total flux cleaned = -0.00248127 Jy ! Component: 1600 - total flux cleaned = -0.00248106 Jy ! Component: 1650 - total flux cleaned = -0.00244074 Jy ! Component: 1700 - total flux cleaned = -0.00246739 Jy ! Component: 1750 - total flux cleaned = -0.00252006 Jy ! Component: 1800 - total flux cleaned = -0.00255927 Jy ! Component: 1850 - total flux cleaned = -0.00259779 Jy ! Component: 1900 - total flux cleaned = -0.00266157 Jy ! Component: 1950 - total flux cleaned = -0.00271206 Jy ! Component: 2000 - total flux cleaned = -0.00276181 Jy ! Component: 2050 - total flux cleaned = -0.00281136 Jy ! Component: 2100 - total flux cleaned = -0.00279915 Jy ! Component: 2150 - total flux cleaned = -0.00288417 Jy ! Component: 2200 - total flux cleaned = -0.00295621 Jy ! Component: 2250 - total flux cleaned = -0.00300376 Jy ! Component: 2300 - total flux cleaned = -0.00305109 Jy ! Component: 2350 - total flux cleaned = -0.00310966 Jy ! Component: 2400 - total flux cleaned = -0.003133 Jy ! Component: 2450 - total flux cleaned = -0.00321388 Jy ! Component: 2500 - total flux cleaned = -0.00325966 Jy ! Component: 2550 - total flux cleaned = -0.00333894 Jy ! Component: 2600 - total flux cleaned = -0.00338389 Jy ! Component: 2650 - total flux cleaned = -0.00343973 Jy ! Component: 2700 - total flux cleaned = -0.00356135 Jy ! Component: 2750 - total flux cleaned = -0.00358324 Jy ! Component: 2800 - total flux cleaned = -0.0036377 Jy ! Component: 2850 - total flux cleaned = -0.00369187 Jy ! Component: 2900 - total flux cleaned = -0.00375627 Jy ! Component: 2950 - total flux cleaned = -0.00379883 Jy ! Component: 3000 - total flux cleaned = -0.00384128 Jy ! Component: 3050 - total flux cleaned = -0.00393575 Jy ! Component: 3100 - total flux cleaned = -0.00398767 Jy ! Component: 3150 - total flux cleaned = -0.00402891 Jy ! Component: 3200 - total flux cleaned = -0.00402883 Jy ! Component: 3250 - total flux cleaned = -0.00413081 Jy ! Component: 3300 - total flux cleaned = -0.00413069 Jy ! Component: 3350 - total flux cleaned = -0.00416089 Jy ! Component: 3400 - total flux cleaned = -0.00419076 Jy ! Component: 3450 - total flux cleaned = -0.00422056 Jy ! Component: 3500 - total flux cleaned = -0.00424016 Jy ! Component: 3550 - total flux cleaned = -0.0042598 Jy ! Component: 3600 - total flux cleaned = -0.00432784 Jy ! Component: 3650 - total flux cleaned = -0.00432783 Jy ! Component: 3700 - total flux cleaned = -0.00440464 Jy ! Component: 3750 - total flux cleaned = -0.00441414 Jy ! Component: 3800 - total flux cleaned = -0.00448978 Jy ! Component: 3850 - total flux cleaned = -0.00448972 Jy ! Component: 3900 - total flux cleaned = -0.00452724 Jy ! Component: 3950 - total flux cleaned = -0.00461082 Jy ! Component: 4000 - total flux cleaned = -0.00462927 Jy ! Component: 4050 - total flux cleaned = -0.00466597 Jy ! Total flux subtracted in 4096 components = -0.00470253 Jy ! Clean residual min=-0.000554 max=0.000500 Jy/beam ! Clean residual mean=-0.000002 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0243574 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 316 components and 0.0243574 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1757-1628_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.533 x 4.031 at -2.191 degrees (North through East) ! Clean map min=-0.0014083 max=0.02081 Jy/beam ! Writing clean map to FITS file: .//J1757-1628_C_map.fits wmodel .//J1757-1628_C_map.mod ! Writing 316 model components to file: .//J1757-1628_C_map.mod wobs .//J1757-1628_C_uvs.fits ! Writing UV FITS file: .//J1757-1628_C_uvs.fits wwins .//J1757-1628_C_map.win ! wwins: Wrote 2 windows to .//J1757-1628_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0208096 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160334 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.31144 2.31144 4.62288 9.24576 18.4915 36.983 73.9661 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.02 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 129.789 quit ! Quitting program ! Log file .//J1757-1628_C_dfm.log closed on Mon Jan 20 18:42:15 2020