! Started logfile: /image_prod/ug002_uva//J1955+5131_S_i_dfm.log on Thu Mar 5 04:28:11 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uva//J1955+5131_S_i_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1955+5131_S_i_uva.fits ! AN table 1: 28 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.832341 visibilities/baseline/integration-bin. ! Found source: J1955+5131 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 2517 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1955+5131_S_i] 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 0.500x0.500 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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.208012Jy sigma=7.483581 ! Fit after self-cal, rms=0.429871Jy sigma=2.594267 ! 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=3.066 mas, bmaj=4.651 mas, bpa=-10.12 degrees ! Estimated noise=2.96109 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 = 0.46731 Jy ! Component: 100 - total flux cleaned = 0.586823 Jy ! Total flux subtracted in 100 components = 0.586823 Jy ! Clean residual min=-0.029098 max=0.059970 Jy/beam ! Clean residual mean=-0.000151 rms=0.008422 Jy/beam ! Combined flux in latest and established models = 0.586823 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.586823 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.208851Jy sigma=1.122824 ! Fit after self-cal, rms=0.208707Jy sigma=1.122495 ! Inverting map ! Added new window around map position (-4.5, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0614159 Jy ! Component: 100 - total flux cleaned = 0.0955027 Jy ! Total flux subtracted in 100 components = 0.0955027 Jy ! Clean residual min=-0.026792 max=0.037606 Jy/beam ! Clean residual mean=-0.000102 rms=0.007288 Jy/beam ! Combined flux in latest and established models = 0.682326 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.682326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.184878Jy sigma=0.974003 ! Fit after self-cal, rms=0.183418Jy sigma=0.966856 ! 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=3.577 mas, bmaj=5.229 mas, bpa=-7.914 degrees ! Estimated noise=2.35682 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 = 0.035667 Jy ! Component: 100 - total flux cleaned = 0.0562827 Jy ! Component: 150 - total flux cleaned = 0.0696781 Jy ! Component: 200 - total flux cleaned = 0.0743216 Jy ! Total flux subtracted in 200 components = 0.0743216 Jy ! Clean residual min=-0.025153 max=0.033758 Jy/beam ! Clean residual mean=-0.000042 rms=0.006927 Jy/beam ! Combined flux in latest and established models = 0.756647 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.756647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.174792Jy sigma=0.922736 ! Fit after self-cal, rms=0.173792Jy sigma=0.917952 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.577 x 5.229 at -7.914 degrees (North through East) ! Clean map min=-0.025804 max=0.6017 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.94 KP 1.00 ! LA 0.95 MK 0.99 OV 1.03 PT 0.95 ! SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.00 HN 0.94 KP 1.08 ! LA 0.95 MK 0.96 OV 1.03 PT 0.97 ! SC 1.41 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.94 KP 1.36 ! LA 0.95 MK 0.97 OV 1.03 PT 0.95 ! SC 1.10 ! ! ! Fit before self-cal, rms=0.173792Jy sigma=0.917952 ! Fit after self-cal, rms=0.159637Jy sigma=0.784935 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.625 mas, bmaj=5.278 mas, bpa=-10.25 degrees ! Estimated noise=2.3614 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 (-14.5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0294588 Jy ! Component: 100 - total flux cleaned = 0.0464599 Jy ! Component: 150 - total flux cleaned = 0.0531428 Jy ! Component: 200 - total flux cleaned = 0.0547994 Jy ! Total flux subtracted in 200 components = 0.0547994 Jy ! Clean residual min=-0.020548 max=0.020011 Jy/beam ! Clean residual mean=0.000005 rms=0.005066 Jy/beam ! Combined flux in latest and established models = 0.811447 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 63 components and 0.811447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.152691Jy sigma=0.738608 ! Fit after self-cal, rms=0.151915Jy sigma=0.732908 ! 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. ! ! Fit before self-cal, rms=0.151915Jy sigma=0.732908 ! Fit after self-cal, rms=0.113479Jy sigma=0.473950 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.598 mas, bmaj=5.216 mas, bpa=-8.134 degrees ! Estimated noise=2.35695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160505 Jy ! Component: 100 - total flux cleaned = 0.025737 Jy ! Component: 150 - total flux cleaned = 0.0295846 Jy ! Component: 200 - total flux cleaned = 0.031716 Jy ! Total flux subtracted in 200 components = 0.031716 Jy ! Clean residual min=-0.008345 max=0.009561 Jy/beam ! Clean residual mean=0.000000 rms=0.002226 Jy/beam ! Combined flux in latest and established models = 0.843163 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 92 components and 0.843163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.110683Jy sigma=0.450635 ! Fit after self-cal, rms=0.110513Jy sigma=0.447495 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) ! Added new window around map position (-42.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00910336 Jy ! Component: 100 - total flux cleaned = 0.0154027 Jy ! Component: 150 - total flux cleaned = 0.0190656 Jy ! Component: 200 - total flux cleaned = 0.0214758 Jy ! Total flux subtracted in 200 components = 0.0214758 Jy ! Clean residual min=-0.007442 max=0.008356 Jy/beam ! Clean residual mean=-0.000009 rms=0.002028 Jy/beam ! Combined flux in latest and established models = 0.864638 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 113 components and 0.864638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.109239Jy sigma=0.438800 ! Fit after self-cal, rms=0.109109Jy sigma=0.437984 ! 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. ! ! Fit before self-cal, rms=0.109109Jy sigma=0.437984 ! Fit after self-cal, rms=0.103006Jy sigma=0.406655 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.593 mas, bmaj=5.208 mas, bpa=-7.679 degrees ! Estimated noise=2.34773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0057832 Jy ! Component: 100 - total flux cleaned = 0.00843858 Jy ! Component: 150 - total flux cleaned = 0.0108023 Jy ! Component: 200 - total flux cleaned = 0.0129464 Jy ! Total flux subtracted in 200 components = 0.0129464 Jy ! Clean residual min=-0.006141 max=0.007531 Jy/beam ! Clean residual mean=-0.000002 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 0.877585 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 134 components and 0.877585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102253Jy sigma=0.400390 ! Fit after self-cal, rms=0.102182Jy sigma=0.399672 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) ! Added new window around map position (-35.5, 23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00671475 Jy ! Component: 100 - total flux cleaned = 0.010612 Jy ! Component: 150 - total flux cleaned = 0.0127409 Jy ! Component: 200 - total flux cleaned = 0.0146185 Jy ! Total flux subtracted in 200 components = 0.0146185 Jy ! Clean residual min=-0.005631 max=0.006805 Jy/beam ! Clean residual mean=-0.000010 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 0.892203 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 155 components and 0.892203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101537Jy sigma=0.394321 ! Fit after self-cal, rms=0.101483Jy sigma=0.394004 ! Inverting map ! Added new window around map position (-22.5, 16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00569833 Jy ! Component: 100 - total flux cleaned = 0.00847682 Jy ! Component: 150 - total flux cleaned = 0.00992541 Jy ! Component: 200 - total flux cleaned = 0.0104305 Jy ! Total flux subtracted in 200 components = 0.0104305 Jy ! Clean residual min=-0.005389 max=0.006493 Jy/beam ! Clean residual mean=-0.000015 rms=0.001396 Jy/beam ! Combined flux in latest and established models = 0.902634 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 174 components and 0.902634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101032Jy sigma=0.390246 ! Fit after self-cal, rms=0.101008Jy sigma=0.390136 ! Inverting map ! Added new window around map position (-84, 26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00662715 Jy ! Component: 100 - total flux cleaned = 0.0107228 Jy ! Component: 150 - total flux cleaned = 0.013628 Jy ! Component: 200 - total flux cleaned = 0.0148753 Jy ! Total flux subtracted in 200 components = 0.0148753 Jy ! Clean residual min=-0.005428 max=0.005114 Jy/beam ! Clean residual mean=-0.000026 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 0.917509 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 196 components and 0.917509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.100428Jy sigma=0.385444 ! Fit after self-cal, rms=0.100410Jy sigma=0.385088 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.100410Jy sigma=0.385088 ! Fit after self-cal, rms=0.100701Jy sigma=0.382856 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.208 mas, bmaj=9.024 mas, bpa=11.59 degrees ! Estimated noise=2.96771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00567146 Jy ! Component: 100 - total flux cleaned = 0.00998057 Jy ! Component: 150 - total flux cleaned = 0.0127212 Jy ! Component: 200 - total flux cleaned = 0.0145594 Jy ! Total flux subtracted in 200 components = 0.0145594 Jy ! Clean residual min=-0.006716 max=0.005376 Jy/beam ! Clean residual mean=-0.000066 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 0.932069 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 225 components and 0.932069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.100485Jy sigma=0.381026 ! Fit after self-cal, rms=0.100474Jy sigma=0.380830 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 = 0.00198741 Jy ! Component: 100 - total flux cleaned = 0.002865 Jy ! Component: 150 - total flux cleaned = 0.00339747 Jy ! Component: 200 - total flux cleaned = 0.0039687 Jy ! Total flux subtracted in 200 components = 0.0039687 Jy ! Clean residual min=-0.006638 max=0.005147 Jy/beam ! Clean residual mean=-0.000070 rms=0.001725 Jy/beam ! Combined flux in latest and established models = 0.936037 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 242 components and 0.936037 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.100381Jy sigma=0.380270 ! Fit after self-cal, rms=0.100370Jy sigma=0.380203 ! 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=3.591 mas, bmaj=5.202 mas, bpa=-7.314 degrees ! Estimated noise=2.34364 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.591 x 5.202 at -7.314 degrees (North through East) ! Clean map min=-0.0048372 max=0.59799 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. ! ! Fit before self-cal, rms=0.100370Jy sigma=0.380203 ! Fit after self-cal, rms=0.105300Jy sigma=0.351007 ! Inverting map and beam ! Estimated beam: bmin=3.593 mas, bmaj=5.204 mas, bpa=-7.24 degrees ! Estimated noise=2.34367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147601 Jy ! Component: 100 - total flux cleaned = 0.00238378 Jy ! Component: 150 - total flux cleaned = 0.00319388 Jy ! Component: 200 - total flux cleaned = 0.00385407 Jy ! Total flux subtracted in 200 components = 0.00385407 Jy ! Clean residual min=-0.004764 max=0.004338 Jy/beam ! Clean residual mean=-0.000022 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 0.939891 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 261 components and 0.939891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105088Jy sigma=0.349449 ! Fit after self-cal, rms=0.105089Jy sigma=0.349384 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000918768 Jy ! Component: 100 - total flux cleaned = 0.00142962 Jy ! Component: 150 - total flux cleaned = 0.00176908 Jy ! Component: 200 - total flux cleaned = 0.0020252 Jy ! Total flux subtracted in 200 components = 0.0020252 Jy ! Clean residual min=-0.004577 max=0.004177 Jy/beam ! Clean residual mean=-0.000022 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.941917 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 278 components and 0.941917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.104980Jy sigma=0.348572 ! Fit after self-cal, rms=0.104986Jy sigma=0.348552 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.104986Jy sigma=0.348552 ! Fit after self-cal, rms=0.105434Jy sigma=0.348259 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=3.094 mas, bmaj=4.624 mas, bpa=-9.262 degrees ! Estimated noise=2.95746 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.465624 Jy ! Component: 100 - total flux cleaned = 0.593146 Jy ! Component: 150 - total flux cleaned = 0.659827 Jy ! Component: 200 - total flux cleaned = 0.70228 Jy ! Total flux subtracted in 200 components = 0.70228 Jy ! Clean residual min=-0.012283 max=0.024698 Jy/beam ! Clean residual mean=-0.000061 rms=0.003696 Jy/beam ! Combined flux in latest and established models = 0.70228 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.70228 Jy ! Inverting map and beam ! Estimated beam: bmin=3.593 mas, bmaj=5.201 mas, bpa=-7.069 degrees ! Estimated noise=2.34591 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-8, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0409822 Jy ! Component: 100 - total flux cleaned = 0.0698354 Jy ! Component: 150 - total flux cleaned = 0.0916082 Jy ! Component: 200 - total flux cleaned = 0.108377 Jy ! Total flux subtracted in 200 components = 0.108377 Jy ! Clean residual min=-0.007397 max=0.009846 Jy/beam ! Clean residual mean=0.000005 rms=0.002383 Jy/beam ! Combined flux in latest and established models = 0.810657 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 85 components and 0.810657 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.204 mas, bmaj=9.036 mas, bpa=12.26 degrees ! Estimated noise=2.96921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237825 Jy ! Component: 100 - total flux cleaned = 0.0411092 Jy ! Component: 150 - total flux cleaned = 0.0553033 Jy ! Component: 200 - total flux cleaned = 0.0671138 Jy ! Total flux subtracted in 200 components = 0.0671138 Jy ! Clean residual min=-0.008183 max=0.008686 Jy/beam ! Clean residual mean=0.000006 rms=0.002670 Jy/beam ! Combined flux in latest and established models = 0.877771 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 = 0.00994529 Jy ! Component: 100 - total flux cleaned = 0.0184096 Jy ! Component: 150 - total flux cleaned = 0.0256495 Jy ! Component: 200 - total flux cleaned = 0.0318657 Jy ! Total flux subtracted in 200 components = 0.0318657 Jy ! Clean residual min=-0.006476 max=0.005993 Jy/beam ! Clean residual mean=-0.000019 rms=0.001962 Jy/beam ! Combined flux in latest and established models = 0.909636 Jy ! Adding 166 model components to the UV plane model. ! The established model now contains 235 components and 0.909636 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.593 mas, bmaj=5.201 mas, bpa=-7.069 degrees ! Estimated noise=2.34591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0053248 Jy ! Component: 100 - total flux cleaned = 0.00977802 Jy ! Component: 150 - total flux cleaned = 0.0136716 Jy ! Component: 200 - total flux cleaned = 0.0169947 Jy ! Total flux subtracted in 200 components = 0.0169947 Jy ! Clean residual min=-0.004705 max=0.005377 Jy/beam ! Clean residual mean=-0.000017 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.926631 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 270 components and 0.926631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.106225Jy sigma=0.354356 ! Fit after self-cal, rms=0.106129Jy sigma=0.353229 wmodel J1955+5131_S_i_map.mod ! Writing 270 model components to file: J1955+5131_S_i_map.mod wobs J1955+5131_S_i_uvs.fits ! Writing UV FITS file: J1955+5131_S_i_uvs.fits wwins J1955+5131_S_i_map.win ! wwins: Wrote 8 windows to J1955+5131_S_i_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 = 0.000485316 Jy ! Component: 100 - total flux cleaned = 0.0005714 Jy ! Component: 150 - total flux cleaned = 0.000570465 Jy ! Component: 200 - total flux cleaned = 0.000419989 Jy ! Component: 250 - total flux cleaned = 0.000205359 Jy ! Component: 300 - total flux cleaned = 0.000206092 Jy ! Component: 350 - total flux cleaned = 0.000341279 Jy ! Component: 400 - total flux cleaned = 0.000671968 Jy ! Component: 450 - total flux cleaned = 0.000802111 Jy ! Component: 500 - total flux cleaned = 0.00118142 Jy ! Component: 550 - total flux cleaned = 0.00142786 Jy ! Component: 600 - total flux cleaned = 0.00172984 Jy ! Component: 650 - total flux cleaned = 0.00190748 Jy ! Component: 700 - total flux cleaned = 0.00196546 Jy ! Component: 750 - total flux cleaned = 0.00207966 Jy ! Component: 800 - total flux cleaned = 0.00224928 Jy ! Component: 850 - total flux cleaned = 0.00224973 Jy ! Component: 900 - total flux cleaned = 0.00241285 Jy ! Component: 950 - total flux cleaned = 0.0024664 Jy ! Component: 1000 - total flux cleaned = 0.00262416 Jy ! Component: 1050 - total flux cleaned = 0.00277846 Jy ! Component: 1100 - total flux cleaned = 0.00298226 Jy ! Component: 1150 - total flux cleaned = 0.00293193 Jy ! Component: 1200 - total flux cleaned = 0.00293174 Jy ! Component: 1250 - total flux cleaned = 0.00317435 Jy ! Component: 1300 - total flux cleaned = 0.00298071 Jy ! Component: 1350 - total flux cleaned = 0.00307533 Jy ! Component: 1400 - total flux cleaned = 0.00321497 Jy ! Component: 1450 - total flux cleaned = 0.00316774 Jy ! Component: 1500 - total flux cleaned = 0.00330349 Jy ! Component: 1550 - total flux cleaned = 0.00325738 Jy ! Component: 1600 - total flux cleaned = 0.00325764 Jy ! Component: 1650 - total flux cleaned = 0.00330137 Jy ! Component: 1700 - total flux cleaned = 0.00325739 Jy ! Component: 1750 - total flux cleaned = 0.00334401 Jy ! Component: 1800 - total flux cleaned = 0.0034284 Jy ! Component: 1850 - total flux cleaned = 0.00338605 Jy ! Component: 1900 - total flux cleaned = 0.00355199 Jy ! Component: 1950 - total flux cleaned = 0.00351028 Jy ! Component: 2000 - total flux cleaned = 0.00350939 Jy ! Component: 2050 - total flux cleaned = 0.0032674 Jy ! Component: 2100 - total flux cleaned = 0.00322781 Jy ! Component: 2150 - total flux cleaned = 0.00322775 Jy ! Component: 2200 - total flux cleaned = 0.00322751 Jy ! Component: 2250 - total flux cleaned = 0.00299563 Jy ! Component: 2300 - total flux cleaned = 0.0029192 Jy ! Component: 2350 - total flux cleaned = 0.00284316 Jy ! Component: 2400 - total flux cleaned = 0.00273052 Jy ! Component: 2450 - total flux cleaned = 0.00280515 Jy ! Component: 2500 - total flux cleaned = 0.00258332 Jy ! Component: 2550 - total flux cleaned = 0.00243736 Jy ! Component: 2600 - total flux cleaned = 0.00229289 Jy ! Component: 2650 - total flux cleaned = 0.00225728 Jy ! Component: 2700 - total flux cleaned = 0.00211517 Jy ! Component: 2750 - total flux cleaned = 0.00200934 Jy ! Component: 2800 - total flux cleaned = 0.00183465 Jy ! Component: 2850 - total flux cleaned = 0.0016613 Jy ! Component: 2900 - total flux cleaned = 0.00148979 Jy ! Component: 2950 - total flux cleaned = 0.00135416 Jy ! Component: 3000 - total flux cleaned = 0.00135393 Jy ! Component: 3050 - total flux cleaned = 0.00115316 Jy ! Component: 3100 - total flux cleaned = 0.00108698 Jy ! Component: 3150 - total flux cleaned = 0.00095482 Jy ! Component: 3200 - total flux cleaned = 0.000856161 Jy ! Component: 3250 - total flux cleaned = 0.000758882 Jy ! Component: 3300 - total flux cleaned = 0.000597968 Jy ! Component: 3350 - total flux cleaned = 0.000534319 Jy ! Component: 3400 - total flux cleaned = 0.000470859 Jy ! Component: 3450 - total flux cleaned = 0.000376047 Jy ! Component: 3500 - total flux cleaned = 0.000344581 Jy ! Component: 3550 - total flux cleaned = 0.000220528 Jy ! Component: 3600 - total flux cleaned = 0.000158859 Jy ! Component: 3650 - total flux cleaned = 0.0001896 Jy ! Component: 3700 - total flux cleaned = 3.76151e-05 Jy ! Component: 3750 - total flux cleaned = -2.25565e-05 Jy ! Component: 3800 - total flux cleaned = -0.000142448 Jy ! Component: 3850 - total flux cleaned = -5.31839e-05 Jy ! Component: 3900 - total flux cleaned = -0.000141933 Jy ! Component: 3950 - total flux cleaned = -0.000229701 Jy ! Component: 4000 - total flux cleaned = -0.000316944 Jy ! Component: 4050 - total flux cleaned = -0.000258763 Jy ! Total flux subtracted in 4096 components = -0.000431246 Jy ! Clean residual min=-0.001709 max=0.001606 Jy/beam ! Clean residual mean=-0.000012 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.926199 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 572 components and 0.926199 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1955+5131_S_i_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.593 x 5.201 at -7.069 degrees (North through East) ! Clean map min=-0.0030969 max=0.5988 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1955+5131_S_i_map.fits wmodel /image_prod/ug002_uva//J1955+5131_S_i_map.mod ! Writing 572 model components to file: /image_prod/ug002_uva//J1955+5131_S_i_map.mod wobs /image_prod/ug002_uva//J1955+5131_S_i_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1955+5131_S_i_uvs.fits wwins /image_prod/ug002_uva//J1955+5131_S_i_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J1955+5131_S_i_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.598795 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000517807 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.259424 0.259424 0.518849 1.0377 2.07539 4.15079 8.30158 16.6032 33.2063 66.4126 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.598 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1156.41 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1955+5131_S_i_dfm.log closed on Thu Mar 5 04:28:15 2020