! Started logfile: .//J1018+0530_C_20180522_dfm.log on Mon Jun 11 08:50:16 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 .//J1018+0530_C_20180522_uva.fits ! Reading UV FITS file: .//J1018+0530_C_20180522_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980808 visibilities/baseline/integration-bin. ! Found source: J1018+0530 ! ! 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 3 lines of history. ! ! Reading 7768 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 J1018+0530_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. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.035448Jy sigma=24.899330 ! Fit after self-cal, rms=0.769661Jy sigma=18.798257 ! 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=1.288 mas, bmaj=3.534 mas, bpa=-2.158 degrees ! Estimated noise=0.479691 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 = 0.168791 Jy ! Component: 100 - total flux cleaned = 0.210326 Jy ! Total flux subtracted in 100 components = 0.210326 Jy ! Clean residual min=-0.007257 max=0.016305 Jy/beam ! Clean residual mean=0.000013 rms=0.001918 Jy/beam ! Combined flux in latest and established models = 0.210326 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.210326 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=0.071088Jy sigma=1.446077 ! Fit after self-cal, rms=0.071069Jy sigma=1.445511 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01672 Jy ! Component: 100 - total flux cleaned = 0.0251584 Jy ! Total flux subtracted in 100 components = 0.0251584 Jy ! Clean residual min=-0.005896 max=0.007592 Jy/beam ! Clean residual mean=0.000007 rms=0.001428 Jy/beam ! Combined flux in latest and established models = 0.235484 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.235484 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=0.063820Jy sigma=1.292477 ! Fit after self-cal, rms=0.063762Jy sigma=1.291082 ! 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=1.591 mas, bmaj=3.945 mas, bpa=-2.117 degrees ! Estimated noise=0.344057 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 (-10.5, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119363 Jy ! Component: 100 - total flux cleaned = 0.0191583 Jy ! Component: 150 - total flux cleaned = 0.0244207 Jy ! Component: 200 - total flux cleaned = 0.0284651 Jy ! Total flux subtracted in 200 components = 0.0284651 Jy ! Clean residual min=-0.005192 max=0.007121 Jy/beam ! Clean residual mean=0.000013 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 0.26395 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 48 components and 0.263949 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=0.060334Jy sigma=1.239075 ! Fit after self-cal, rms=0.060219Jy sigma=1.236123 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.591 x 3.945 at -2.117 degrees (North through East) ! Clean map min=-0.004712 max=0.22308 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.12 HN 0.98 KP 0.95 ! LA 1.02 MK 1.08 NL 0.92 OV 0.96 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.18 HN 0.97 KP 0.98 ! LA 0.98 MK 0.95 NL 0.98 OV 0.86 ! PT 1.25 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.04 HN 1.02 KP 1.00 ! LA 0.97 MK 0.87 NL 1.11 OV 0.92 ! PT 0.49 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 1.00 KP 0.96 ! LA 1.00 MK 1.07 NL 0.88 OV 0.95 ! PT 1.16 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 1.02 KP 0.99 ! LA 1.04 MK 1.06 NL 1.12 OV 0.96 ! PT 1.08 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.20 HN 1.06 KP 1.01 ! LA 0.98 MK 1.00 NL 1.05 OV 0.93 ! PT 1.04 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 1.02 KP 1.05 ! LA 0.91 MK 1.01 NL 1.01 OV 0.94 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 1.02 KP 0.96 ! LA 0.99 MK 1.01 NL 0.97 OV 0.95 ! PT 1.07 SC 1.01 ! ! ! Fit before self-cal, rms=0.060219Jy sigma=1.236123 ! Fit after self-cal, rms=0.035539Jy sigma=0.730109 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.597 mas, bmaj=3.966 mas, bpa=-2.11 degrees ! Estimated noise=0.342557 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 (-2.7, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247409 Jy ! Component: 100 - total flux cleaned = 0.0029473 Jy ! Component: 150 - total flux cleaned = 0.00288018 Jy ! Component: 200 - total flux cleaned = 0.00252786 Jy ! Total flux subtracted in 200 components = 0.00252786 Jy ! Clean residual min=-0.002062 max=0.002262 Jy/beam ! Clean residual mean=-0.000002 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.266477 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.266477 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=0.035051Jy sigma=0.717997 ! Fit after self-cal, rms=0.035074Jy sigma=0.716642 ! Inverting map ! Added new window around map position (13.5, -28.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131353 Jy ! Component: 100 - total flux cleaned = 0.00127275 Jy ! Component: 150 - total flux cleaned = 0.00102674 Jy ! Component: 200 - total flux cleaned = 0.00087653 Jy ! Total flux subtracted in 200 components = 0.00087653 Jy ! Clean residual min=-0.001740 max=0.001696 Jy/beam ! Clean residual mean=-0.000002 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.267354 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 94 components and 0.267354 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=0.034919Jy sigma=0.712780 ! Fit after self-cal, rms=0.034914Jy sigma=0.712687 ! 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=0.034914Jy sigma=0.712687 ! Fit after self-cal, rms=0.034725Jy sigma=0.711171 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.595 mas, bmaj=3.963 mas, bpa=-2.128 degrees ! Estimated noise=0.341845 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.55035e-05 Jy ! Component: 100 - total flux cleaned = -1.77134e-05 Jy ! Component: 150 - total flux cleaned = -1.7208e-05 Jy ! Component: 200 - total flux cleaned = -7.74979e-05 Jy ! Total flux subtracted in 200 components = -7.74979e-05 Jy ! Clean residual min=-0.001405 max=0.001249 Jy/beam ! Clean residual mean=-0.000003 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.267276 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 108 components and 0.267276 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=0.034643Jy sigma=0.708994 ! Fit after self-cal, rms=0.034638Jy sigma=0.708883 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 = -6.48758e-05 Jy ! Component: 100 - total flux cleaned = -0.000118259 Jy ! Component: 150 - total flux cleaned = -0.000168075 Jy ! Component: 200 - total flux cleaned = -0.00021494 Jy ! Total flux subtracted in 200 components = -0.00021494 Jy ! Clean residual min=-0.001318 max=0.001237 Jy/beam ! Clean residual mean=-0.000003 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.267061 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 119 components and 0.267061 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=0.034603Jy sigma=0.707974 ! Fit after self-cal, rms=0.034601Jy sigma=0.707951 ! 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=0.034601Jy sigma=0.707951 ! Fit after self-cal, rms=0.034544Jy sigma=0.707546 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.595 mas, bmaj=3.963 mas, bpa=-2.155 degrees ! Estimated noise=0.341683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000171232 Jy ! Component: 100 - total flux cleaned = -0.000121697 Jy ! Component: 150 - total flux cleaned = -0.00012137 Jy ! Component: 200 - total flux cleaned = -0.000165117 Jy ! Total flux subtracted in 200 components = -0.000165117 Jy ! Clean residual min=-0.001280 max=0.001143 Jy/beam ! Clean residual mean=-0.000003 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.266896 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 124 components and 0.266896 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=0.034510Jy sigma=0.706598 ! Fit after self-cal, rms=0.034508Jy sigma=0.706566 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 = -4.44489e-05 Jy ! Component: 100 - total flux cleaned = -4.41451e-05 Jy ! Component: 150 - total flux cleaned = -0.000119565 Jy ! Component: 200 - total flux cleaned = -0.000173254 Jy ! Total flux subtracted in 200 components = -0.000173254 Jy ! Clean residual min=-0.001288 max=0.001136 Jy/beam ! Clean residual mean=-0.000003 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.266723 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 131 components and 0.266723 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=0.034489Jy sigma=0.706086 ! Fit after self-cal, rms=0.034488Jy sigma=0.706076 ! 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=0.034488Jy sigma=0.706076 ! Fit after self-cal, rms=0.034460Jy sigma=0.705923 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.715 mas, bmaj=5.999 mas, bpa=2.461 degrees ! Estimated noise=0.427329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.66966e-06 Jy ! Component: 100 - total flux cleaned = 1.79398e-05 Jy ! Component: 150 - total flux cleaned = -3.94055e-05 Jy ! Component: 200 - total flux cleaned = -0.000142651 Jy ! Total flux subtracted in 200 components = -0.000142651 Jy ! Clean residual min=-0.001469 max=0.001185 Jy/beam ! Clean residual mean=-0.000006 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.26658 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 153 components and 0.26658 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=0.034452Jy sigma=0.705770 ! Fit after self-cal, rms=0.034452Jy sigma=0.705733 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 = -0.000134302 Jy ! Component: 100 - total flux cleaned = -0.000181269 Jy ! Component: 150 - total flux cleaned = -0.000253074 Jy ! Component: 200 - total flux cleaned = -0.000305828 Jy ! Total flux subtracted in 200 components = -0.000305828 Jy ! Clean residual min=-0.001428 max=0.001125 Jy/beam ! Clean residual mean=-0.000006 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.266274 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 167 components and 0.266274 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=0.034446Jy sigma=0.705714 ! Fit after self-cal, rms=0.034446Jy sigma=0.705706 ! 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=1.595 mas, bmaj=3.964 mas, bpa=-2.174 degrees ! Estimated noise=0.341611 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.595 x 3.964 at -2.174 degrees (North through East) ! Clean map min=-0.0012765 max=0.22213 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=1.292 mas, bmaj=3.543 mas, bpa=-2.179 degrees ! Estimated noise=0.484666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.170485 Jy ! Component: 100 - total flux cleaned = 0.21251 Jy ! Component: 150 - total flux cleaned = 0.229549 Jy ! Component: 200 - total flux cleaned = 0.237822 Jy ! Total flux subtracted in 200 components = 0.237822 Jy ! Clean residual min=-0.003414 max=0.004520 Jy/beam ! Clean residual mean=0.000006 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.237822 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.237822 Jy ! Inverting map and beam ! Estimated beam: bmin=1.595 mas, bmaj=3.964 mas, bpa=-2.174 degrees ! Estimated noise=0.341611 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 = 0.00845567 Jy ! Component: 100 - total flux cleaned = 0.0136118 Jy ! Component: 150 - total flux cleaned = 0.0171249 Jy ! Component: 200 - total flux cleaned = 0.0197166 Jy ! Total flux subtracted in 200 components = 0.0197166 Jy ! Clean residual min=-0.001588 max=0.001925 Jy/beam ! Clean residual mean=0.000003 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.257538 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 59 components and 0.257538 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=3.715 mas, bmaj=5.999 mas, bpa=2.461 degrees ! Estimated noise=0.427329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320087 Jy ! Component: 100 - total flux cleaned = 0.0050215 Jy ! Component: 150 - total flux cleaned = 0.00623207 Jy ! Component: 200 - total flux cleaned = 0.00690325 Jy ! Total flux subtracted in 200 components = 0.00690325 Jy ! Clean residual min=-0.001556 max=0.001368 Jy/beam ! Clean residual mean=-0.000004 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.264442 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 = 0.00044625 Jy ! Component: 100 - total flux cleaned = 0.00074311 Jy ! Component: 150 - total flux cleaned = 0.000894144 Jy ! Component: 200 - total flux cleaned = 0.000971591 Jy ! Total flux subtracted in 200 components = 0.000971591 Jy ! Clean residual min=-0.001482 max=0.001377 Jy/beam ! Clean residual mean=-0.000005 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.265413 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 123 components and 0.265413 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.595 mas, bmaj=3.964 mas, bpa=-2.174 degrees ! Estimated noise=0.341611 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00017899 Jy ! Component: 100 - total flux cleaned = -6.11538e-05 Jy ! Component: 150 - total flux cleaned = -5.96002e-05 Jy ! Component: 200 - total flux cleaned = -2.73345e-05 Jy ! Total flux subtracted in 200 components = -2.73345e-05 Jy ! Clean residual min=-0.001323 max=0.001272 Jy/beam ! Clean residual mean=-0.000002 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.265386 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 148 components and 0.265386 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=0.034526Jy sigma=0.707419 ! Fit after self-cal, rms=0.034513Jy sigma=0.707092 wmodel J1018+0530_C_map.mod ! Writing 148 model components to file: J1018+0530_C_map.mod wobs J1018+0530_C_uvs.fits ! Writing UV FITS file: J1018+0530_C_uvs.fits wwins J1018+0530_C_map.win ! wwins: Wrote 4 windows to J1018+0530_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 = -0.000358133 Jy ! Component: 100 - total flux cleaned = -0.000379781 Jy ! Component: 150 - total flux cleaned = -0.000359178 Jy ! Component: 200 - total flux cleaned = -0.000454917 Jy ! Component: 250 - total flux cleaned = -0.000437083 Jy ! Component: 300 - total flux cleaned = -0.000419429 Jy ! Component: 350 - total flux cleaned = -0.000367617 Jy ! Component: 400 - total flux cleaned = -0.000350605 Jy ! Component: 450 - total flux cleaned = -0.000252812 Jy ! Component: 500 - total flux cleaned = -0.00015722 Jy ! Component: 550 - total flux cleaned = -9.43615e-05 Jy ! Component: 600 - total flux cleaned = 2.88646e-05 Jy ! Component: 650 - total flux cleaned = 0.00020988 Jy ! Component: 700 - total flux cleaned = 0.000298813 Jy ! Component: 750 - total flux cleaned = 0.000459255 Jy ! Component: 800 - total flux cleaned = 0.000588434 Jy ! Component: 850 - total flux cleaned = 0.000729308 Jy ! Component: 900 - total flux cleaned = 0.000882092 Jy ! Component: 950 - total flux cleaned = 0.00103294 Jy ! Component: 1000 - total flux cleaned = 0.00122191 Jy ! Component: 1050 - total flux cleaned = 0.00136837 Jy ! Component: 1100 - total flux cleaned = 0.00155212 Jy ! Component: 1150 - total flux cleaned = 0.00172054 Jy ! Component: 1200 - total flux cleaned = 0.00183573 Jy ! Component: 1250 - total flux cleaned = 0.00196198 Jy ! Component: 1300 - total flux cleaned = 0.00209939 Jy ! Component: 1350 - total flux cleaned = 0.00221024 Jy ! Component: 1400 - total flux cleaned = 0.00233233 Jy ! Component: 1450 - total flux cleaned = 0.00244053 Jy ! Component: 1500 - total flux cleaned = 0.00249994 Jy ! Component: 1550 - total flux cleaned = 0.00264087 Jy ! Component: 1600 - total flux cleaned = 0.00269913 Jy ! Component: 1650 - total flux cleaned = 0.00275684 Jy ! Component: 1700 - total flux cleaned = 0.00287072 Jy ! Component: 1750 - total flux cleaned = 0.00297182 Jy ! Component: 1800 - total flux cleaned = 0.0030497 Jy ! Component: 1850 - total flux cleaned = 0.00314884 Jy ! Component: 1900 - total flux cleaned = 0.00322492 Jy ! Component: 1950 - total flux cleaned = 0.00325726 Jy ! Component: 2000 - total flux cleaned = 0.00334279 Jy ! Component: 2050 - total flux cleaned = 0.00342731 Jy ! Component: 2100 - total flux cleaned = 0.00346919 Jy ! Component: 2150 - total flux cleaned = 0.00353141 Jy ! Component: 2200 - total flux cleaned = 0.00360355 Jy ! Component: 2250 - total flux cleaned = 0.00366483 Jy ! Component: 2300 - total flux cleaned = 0.00371541 Jy ! Component: 2350 - total flux cleaned = 0.0037355 Jy ! Component: 2400 - total flux cleaned = 0.00381514 Jy ! Component: 2450 - total flux cleaned = 0.00387423 Jy ! Component: 2500 - total flux cleaned = 0.00395243 Jy ! Component: 2550 - total flux cleaned = 0.00400075 Jy ! Component: 2600 - total flux cleaned = 0.00406792 Jy ! Component: 2650 - total flux cleaned = 0.00403937 Jy ! Component: 2700 - total flux cleaned = 0.00415305 Jy ! Component: 2750 - total flux cleaned = 0.00418122 Jy ! Component: 2800 - total flux cleaned = 0.00421846 Jy ! Component: 2850 - total flux cleaned = 0.00426469 Jy ! Component: 2900 - total flux cleaned = 0.00431076 Jy ! Component: 2950 - total flux cleaned = 0.00440206 Jy ! Component: 3000 - total flux cleaned = 0.00446543 Jy ! Component: 3050 - total flux cleaned = 0.00452852 Jy ! Component: 3100 - total flux cleaned = 0.00458217 Jy ! Component: 3150 - total flux cleaned = 0.00462665 Jy ! Component: 3200 - total flux cleaned = 0.0046709 Jy ! Component: 3250 - total flux cleaned = 0.00477619 Jy ! Component: 3300 - total flux cleaned = 0.00483726 Jy ! Component: 3350 - total flux cleaned = 0.00486324 Jy ! Component: 3400 - total flux cleaned = 0.00494078 Jy ! Component: 3450 - total flux cleaned = 0.00497507 Jy ! Component: 3500 - total flux cleaned = 0.00504304 Jy ! Component: 3550 - total flux cleaned = 0.0050854 Jy ! Component: 3600 - total flux cleaned = 0.00515262 Jy ! Component: 3650 - total flux cleaned = 0.00519445 Jy ! Component: 3700 - total flux cleaned = 0.00524432 Jy ! Component: 3750 - total flux cleaned = 0.00527736 Jy ! Component: 3800 - total flux cleaned = 0.00535129 Jy ! Component: 3850 - total flux cleaned = 0.00539211 Jy ! Component: 3900 - total flux cleaned = 0.00545706 Jy ! Component: 3950 - total flux cleaned = 0.00548935 Jy ! Component: 4000 - total flux cleaned = 0.00555363 Jy ! Component: 4050 - total flux cleaned = 0.00561751 Jy ! Total flux subtracted in 4096 components = 0.00564137 Jy ! Clean residual min=-0.000452 max=0.000438 Jy/beam ! Clean residual mean=0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.271027 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 428 components and 0.271027 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1018+0530_C_20180522_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.595 x 3.964 at -2.174 degrees (North through East) ! Clean map min=-0.00074819 max=0.22354 Jy/beam ! Writing clean map to FITS file: .//J1018+0530_C_20180522_map.fits wmodel .//J1018+0530_C_20180522_map.mod ! Writing 428 model components to file: .//J1018+0530_C_20180522_map.mod wobs .//J1018+0530_C_20180522_uvs.fits ! Writing UV FITS file: .//J1018+0530_C_20180522_uvs.fits wwins .//J1018+0530_C_20180522_map.win ! wwins: Wrote 5 windows to .//J1018+0530_C_20180522_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.223537 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000136283 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.1829 0.1829 0.365801 0.731601 1.4632 2.9264 5.85281 11.7056 23.4112 46.8225 93.645 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.223 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1640.24 quit ! Quitting program ! Log file .//J1018+0530_C_20180522_dfm.log closed on Mon Jun 11 08:50:20 2018