! Started logfile: .//J1642-0621_C_dfm.log on Mon Jan 20 18:30:24 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 .//J1642-0621_C_uva.fits ! Reading UV FITS file: .//J1642-0621_C_uva.fits ! AN table 1: 15 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1642-0621 ! ! 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 720 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 J1642-0621_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=2.535425Jy sigma=55.581916 ! Fit after self-cal, rms=1.371119Jy sigma=31.407816 ! 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=3.015 mas, bmaj=8.703 mas, bpa=-4.332 degrees ! Estimated noise=1.54765 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.88263 Jy ! Component: 100 - total flux cleaned = 2.05984 Jy ! Total flux subtracted in 100 components = 2.05984 Jy ! Clean residual min=-0.255840 max=0.253146 Jy/beam ! Clean residual mean=-0.000098 rms=0.094184 Jy/beam ! Combined flux in latest and established models = 2.05984 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 2.05984 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=0.608606Jy sigma=12.115116 ! Fit after self-cal, rms=0.608608Jy sigma=12.114878 ! 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=3.252 mas, bmaj=8.221 mas, bpa=-2.592 degrees ! Estimated noise=1.29431 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 = 0.0562396 Jy ! Component: 100 - total flux cleaned = 0.0273431 Jy ! Component: 150 - total flux cleaned = -0.0236541 Jy ! Component: 200 - total flux cleaned = -0.0692392 Jy ! Total flux subtracted in 200 components = -0.0692392 Jy ! Clean residual min=-0.079764 max=0.079666 Jy/beam ! Clean residual mean=-0.000073 rms=0.026845 Jy/beam ! Combined flux in latest and established models = 1.9906 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 81 components and 1.9906 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=0.439405Jy sigma=8.070237 ! Fit after self-cal, rms=0.439215Jy sigma=8.059940 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.252 x 8.221 at -2.592 degrees (North through East) ! Clean map min=-0.15259 max=1.9356 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 NL 1.36 OV 1.71 PT 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 NL 0.97 OV 1.70 PT 1.20 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 NL 0.98 OV 0.94 PT 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 NL 0.89 OV 0.73 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 NL 0.97 OV 0.91 PT 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 NL 0.98 OV 0.98 PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 NL 0.99 OV 0.99 PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 NL 0.97 OV 1.00 PT 0.97 ! ! ! Fit before self-cal, rms=0.439215Jy sigma=8.059940 ! Fit after self-cal, rms=0.215995Jy sigma=2.579309 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.248 mas, bmaj=8.188 mas, bpa=-2.527 degrees ! Estimated noise=1.28528 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 = 0.00412836 Jy ! Component: 100 - total flux cleaned = 0.00492112 Jy ! Component: 150 - total flux cleaned = 0.00530562 Jy ! Component: 200 - total flux cleaned = 0.00780321 Jy ! Total flux subtracted in 200 components = 0.00780321 Jy ! Clean residual min=-0.005672 max=0.005684 Jy/beam ! Clean residual mean=-0.000001 rms=0.002263 Jy/beam ! Combined flux in latest and established models = 1.9984 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 140 components and 1.9984 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=0.211202Jy sigma=2.478767 ! Fit after self-cal, rms=0.211149Jy sigma=2.477506 ! 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=0.211149Jy sigma=2.477506 ! Fit after self-cal, rms=0.211189Jy sigma=2.467341 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.249 mas, bmaj=8.188 mas, bpa=-2.511 degrees ! Estimated noise=1.28215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00334689 Jy ! Component: 100 - total flux cleaned = -0.00132822 Jy ! Component: 150 - total flux cleaned = -0.000103862 Jy ! Component: 200 - total flux cleaned = -0.000936268 Jy ! Total flux subtracted in 200 components = -0.000936268 Jy ! Clean residual min=-0.004572 max=0.004574 Jy/beam ! Clean residual mean=-0.000001 rms=0.001810 Jy/beam ! Combined flux in latest and established models = 1.99747 Jy selfcal ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 198 components and 1.99747 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=0.209154Jy sigma=2.457495 ! Fit after self-cal, rms=0.209122Jy sigma=2.456952 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 = -0.0024452 Jy ! Component: 100 - total flux cleaned = -0.00420256 Jy ! Component: 150 - total flux cleaned = -0.00521844 Jy ! Component: 200 - total flux cleaned = -0.00560968 Jy ! Total flux subtracted in 200 components = -0.00560968 Jy ! Clean residual min=-0.003159 max=0.003168 Jy/beam ! Clean residual mean=0.000000 rms=0.001212 Jy/beam ! Combined flux in latest and established models = 1.99186 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 243 components and 1.99186 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=0.208459Jy sigma=2.449723 ! Fit after self-cal, rms=0.208451Jy sigma=2.449502 ! 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=0.208451Jy sigma=2.449502 ! Fit after self-cal, rms=0.214161Jy sigma=2.459611 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.25 mas, bmaj=8.18 mas, bpa=-2.48 degrees ! Estimated noise=1.28251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00376673 Jy ! Component: 100 - total flux cleaned = -0.00144955 Jy ! Component: 150 - total flux cleaned = 0.00103685 Jy ! Component: 200 - total flux cleaned = 0.00333347 Jy ! Total flux subtracted in 200 components = 0.00333347 Jy ! Clean residual min=-0.003069 max=0.003063 Jy/beam ! Clean residual mean=-0.000002 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 1.99519 Jy selfcal ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 287 components and 1.99519 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=0.213569Jy sigma=2.448112 ! Fit after self-cal, rms=0.213560Jy sigma=2.447746 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 = 0.00140117 Jy ! Component: 100 - total flux cleaned = 0.00241379 Jy ! Component: 150 - total flux cleaned = 0.00323165 Jy ! Component: 200 - total flux cleaned = 0.00273848 Jy ! Total flux subtracted in 200 components = 0.00273848 Jy ! Clean residual min=-0.002744 max=0.002722 Jy/beam ! Clean residual mean=-0.000001 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 1.99793 Jy ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 350 components and 1.99793 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=0.213338Jy sigma=2.441681 ! Fit after self-cal, rms=0.213336Jy sigma=2.441488 ! 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=0.213336Jy sigma=2.441488 ! Fit after self-cal, rms=0.214692Jy sigma=2.443367 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.71 mas, bmaj=7.786 mas, bpa=-1.931 degrees ! Estimated noise=1.36039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00190993 Jy ! Component: 100 - total flux cleaned = -0.000836605 Jy ! Component: 150 - total flux cleaned = -0.000814521 Jy ! Component: 200 - total flux cleaned = -0.00154535 Jy ! Total flux subtracted in 200 components = -0.00154535 Jy ! Clean residual min=-0.002380 max=0.002370 Jy/beam ! Clean residual mean=-0.000002 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 1.99638 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 398 components and 1.99638 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=0.214344Jy sigma=2.437357 ! Fit after self-cal, rms=0.214338Jy sigma=2.437184 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 = 0.000460042 Jy ! Component: 100 - total flux cleaned = 0.000200777 Jy ! Component: 150 - total flux cleaned = -0.00018589 Jy ! Component: 200 - total flux cleaned = -0.000446575 Jy ! Total flux subtracted in 200 components = -0.000446575 Jy ! Clean residual min=-0.002200 max=0.002169 Jy/beam ! Clean residual mean=-0.000001 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 1.99594 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 435 components and 1.99594 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=0.214236Jy sigma=2.432953 ! Fit after self-cal, rms=0.214239Jy sigma=2.432882 ! 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=3.251 mas, bmaj=8.175 mas, bpa=-2.461 degrees ! Estimated noise=1.28214 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.251 x 8.175 at -2.461 degrees (North through East) ! Clean map min=-0.091476 max=1.8983 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=0.214239Jy sigma=2.432882 ! Fit after self-cal, rms=0.058799Jy sigma=0.611634 ! Inverting map and beam ! Estimated beam: bmin=3.25 mas, bmaj=8.172 mas, bpa=-2.465 degrees ! Estimated noise=1.28215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240092 Jy ! Component: 100 - total flux cleaned = 0.004075 Jy ! Component: 150 - total flux cleaned = 0.00488539 Jy ! Component: 200 - total flux cleaned = 0.00534982 Jy ! Total flux subtracted in 200 components = 0.00534982 Jy ! Clean residual min=-0.001514 max=0.001511 Jy/beam ! Clean residual mean=0.000000 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 2.00129 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 465 components and 2.00129 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=0.058201Jy sigma=0.599656 ! Fit after self-cal, rms=0.058221Jy sigma=0.599575 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000932989 Jy ! Component: 100 - total flux cleaned = 0.000572006 Jy ! Component: 150 - total flux cleaned = 1.94186e-05 Jy ! Component: 200 - total flux cleaned = -0.000251027 Jy ! Total flux subtracted in 200 components = -0.000251027 Jy ! Clean residual min=-0.001123 max=0.001134 Jy/beam ! Clean residual mean=-0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 2.00104 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 505 components and 2.00104 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=0.057951Jy sigma=0.595879 ! Fit after self-cal, rms=0.057961Jy sigma=0.595637 ! 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=0.057961Jy sigma=0.595637 ! Fit after self-cal, rms=0.057949Jy sigma=0.593166 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=3.003 mas, bmaj=8.701 mas, bpa=-4.414 degrees ! Estimated noise=1.51799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.84654 Jy ! Component: 100 - total flux cleaned = 1.98956 Jy ! Component: 150 - total flux cleaned = 2.03304 Jy ! Component: 200 - total flux cleaned = 2.03316 Jy ! Total flux subtracted in 200 components = 2.03316 Jy ! Clean residual min=-0.101125 max=0.101636 Jy/beam ! Clean residual mean=-0.000061 rms=0.028914 Jy/beam ! Combined flux in latest and established models = 2.03316 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 41 model components to the UV plane model. ! The established model now contains 41 components and 2.03316 Jy ! Inverting map and beam ! Estimated beam: bmin=3.25 mas, bmaj=8.17 mas, bpa=-2.459 degrees ! Estimated noise=1.28182 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 = 0.0605764 Jy ! Component: 100 - total flux cleaned = 0.0497364 Jy ! Component: 150 - total flux cleaned = 0.0453863 Jy ! Component: 200 - total flux cleaned = 0.0377314 Jy ! Total flux subtracted in 200 components = 0.0377314 Jy ! Clean residual min=-0.029277 max=0.029145 Jy/beam ! Clean residual mean=-0.000046 rms=0.010529 Jy/beam ! Combined flux in latest and established models = 2.07089 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 85 components and 2.07089 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=3.71 mas, bmaj=7.781 mas, bpa=-1.927 degrees ! Estimated noise=1.36015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00579396 Jy ! Component: 100 - total flux cleaned = -0.0191118 Jy ! Component: 150 - total flux cleaned = -0.0288129 Jy ! Component: 200 - total flux cleaned = -0.0360911 Jy ! Total flux subtracted in 200 components = -0.0360911 Jy ! Clean residual min=-0.011158 max=0.011020 Jy/beam ! Clean residual mean=-0.000016 rms=0.004045 Jy/beam ! Combined flux in latest and established models = 2.0348 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 = -0.00383171 Jy ! Component: 100 - total flux cleaned = -0.00562226 Jy ! Component: 150 - total flux cleaned = -0.00618856 Jy ! Component: 200 - total flux cleaned = -0.00566118 Jy ! Total flux subtracted in 200 components = -0.00566118 Jy ! Clean residual min=-0.008663 max=0.008682 Jy/beam ! Clean residual mean=-0.000008 rms=0.002872 Jy/beam ! Combined flux in latest and established models = 2.02914 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 182 components and 2.02914 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.25 mas, bmaj=8.17 mas, bpa=-2.459 degrees ! Estimated noise=1.28182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00319044 Jy ! Component: 100 - total flux cleaned = 0.00553558 Jy ! Component: 150 - total flux cleaned = 0.00553912 Jy ! Component: 200 - total flux cleaned = 0.00475185 Jy ! Total flux subtracted in 200 components = 0.00475185 Jy ! Clean residual min=-0.006376 max=0.006411 Jy/beam ! Clean residual mean=-0.000006 rms=0.002355 Jy/beam ! Combined flux in latest and established models = 2.03389 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 235 components and 2.03389 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=0.071663Jy sigma=0.944901 ! Fit after self-cal, rms=0.071591Jy sigma=0.941483 wmodel J1642-0621_C_map.mod ! Writing 235 model components to file: J1642-0621_C_map.mod wobs J1642-0621_C_uvs.fits ! Writing UV FITS file: J1642-0621_C_uvs.fits wwins J1642-0621_C_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap .//J1642-0621_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.25 x 8.17 at -2.459 degrees (North through East) ! Clean map min=-0.071026 max=1.9838 Jy/beam ! Writing clean map to FITS file: .//J1642-0621_C_map.fits wmodel .//J1642-0621_C_map.mod ! Writing 235 model components to file: .//J1642-0621_C_map.mod wobs .//J1642-0621_C_uvs.fits ! Writing UV FITS file: .//J1642-0621_C_uvs.fits wwins .//J1642-0621_C_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.98382 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00228258 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.34518 0.34518 0.69036 1.38072 2.76144 5.52288 11.0458 22.0915 44.183 88.3661 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0068 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.983 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 869.112 quit ! Quitting program ! Log file .//J1642-0621_C_dfm.log closed on Mon Jan 20 18:30:26 2020