! Started logfile: /vlbi/bp222/maps//J0157+7442_S_dfm.log on Thu Sep 27 10:39:49 2018 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 /vlbi/bp222/maps//J0157+7442_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0157+7442_S_uvm.fits ! AN table 1: 135 integrations on 45 of 45 possible baselines. ! AN table 2: 22 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.889471 visibilities/baseline/integration-bin. ! Found source: J0157+7442 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 24432 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J0157+7442_S] 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 77 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 77 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 77 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1350 telescope corrections were flagged in sub-array 1. ! A total of 130 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.632429Jy sigma=18.162384 ! Fit after self-cal, rms=0.532128Jy sigma=5.736443 ! 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=2.794 mas, bmaj=4.242 mas, bpa=-8.044 degrees ! Estimated noise=0.778911 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 = 0.7708 Jy ! Component: 100 - total flux cleaned = 1.03917 Jy ! Total flux subtracted in 100 components = 1.03917 Jy ! Clean residual min=-0.052645 max=0.219006 Jy/beam ! Clean residual mean=0.000008 rms=0.014789 Jy/beam ! Combined flux in latest and established models = 1.03917 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 1.03917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.496436Jy sigma=5.283123 ! Fit after self-cal, rms=0.494531Jy sigma=5.258198 ! Inverting map ! Added new window around map position (-3, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.209212 Jy ! Component: 100 - total flux cleaned = 0.342214 Jy ! Total flux subtracted in 100 components = 0.342214 Jy ! Clean residual min=-0.036703 max=0.100691 Jy/beam ! Clean residual mean=0.000017 rms=0.009291 Jy/beam ! Combined flux in latest and established models = 1.38139 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 33 components and 1.38139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.335266Jy sigma=3.510187 ! Fit after self-cal, rms=0.330150Jy sigma=3.446384 ! Inverting map ! Added new window around map position (1, 5.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.111457 Jy ! Component: 100 - total flux cleaned = 0.190478 Jy ! Total flux subtracted in 100 components = 0.190478 Jy ! Clean residual min=-0.027337 max=0.045614 Jy/beam ! Clean residual mean=0.000020 rms=0.006537 Jy/beam ! Combined flux in latest and established models = 1.57187 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 1.57187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258056Jy sigma=2.643651 ! Fit after self-cal, rms=0.255906Jy sigma=2.616197 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.064809 Jy ! Component: 100 - total flux cleaned = 0.114133 Jy ! Total flux subtracted in 100 components = 0.114133 Jy ! Clean residual min=-0.021556 max=0.028931 Jy/beam ! Clean residual mean=0.000024 rms=0.005260 Jy/beam ! Combined flux in latest and established models = 1.686 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 63 components and 1.686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223170Jy sigma=2.250537 ! Fit after self-cal, rms=0.222301Jy sigma=2.239001 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0412455 Jy ! Component: 100 - total flux cleaned = 0.0728994 Jy ! Total flux subtracted in 100 components = 0.0728994 Jy ! Clean residual min=-0.020451 max=0.019323 Jy/beam ! Clean residual mean=0.000025 rms=0.004639 Jy/beam ! Combined flux in latest and established models = 1.7589 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 1.7589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207451Jy sigma=2.074351 ! Fit after self-cal, rms=0.207092Jy sigma=2.069412 ! 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=3.506 mas, bmaj=5.289 mas, bpa=-6.097 degrees ! Estimated noise=0.484642 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 = 0.0398051 Jy ! Component: 100 - total flux cleaned = 0.0648989 Jy ! Component: 150 - total flux cleaned = 0.0819649 Jy ! Component: 200 - total flux cleaned = 0.0937985 Jy ! Total flux subtracted in 200 components = 0.0937985 Jy ! Clean residual min=-0.017328 max=0.018945 Jy/beam ! Clean residual mean=0.000044 rms=0.004396 Jy/beam ! Combined flux in latest and established models = 1.8527 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 82 components and 1.8527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196578Jy sigma=1.962805 ! Fit after self-cal, rms=0.196204Jy sigma=1.957389 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.506 x 5.289 at -6.097 degrees (North through East) ! Clean map min=-0.01701 max=1.055 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.99 KP 0.99 ! LA 0.97 MK 0.99 NL 1.00 OV 0.98 ! PT 0.97 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HN 1.00 KP 0.97 ! LA 0.93 MK 0.98 NL 1.03 OV 0.97 ! PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.99 KP 0.99 ! LA 0.99 MK 0.96 NL 1.18 OV 0.99 ! PT 0.98 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HN 1.01 KP 0.97 ! LA 0.97 MK 0.99 NL 0.99 OV 0.98 ! PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.99 KP 0.99 ! LA 0.98 MK 0.99 NL 1.05 OV 0.98 ! PT 0.98 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 HN 1.01 KP 0.98 ! LA 0.93 MK 1.01 NL 0.93 OV 0.98 ! PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 19.72 HN 1.19 KP 1.00* ! LA 41.15 MK 1.00* NL 1.00* OV 1.00* ! PT 0.86 ! ! ! Fit before self-cal, rms=0.196204Jy sigma=1.957389 ! Fit after self-cal, rms=0.178503Jy sigma=1.483830 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.501 mas, bmaj=5.3 mas, bpa=-6.212 degrees ! Estimated noise=0.4846 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 = -0.00109529 Jy ! Component: 100 - total flux cleaned = -0.000388545 Jy ! Component: 150 - total flux cleaned = 0.000512923 Jy ! Component: 200 - total flux cleaned = 0.00077043 Jy ! Total flux subtracted in 200 components = 0.00077043 Jy ! Clean residual min=-0.016359 max=0.013032 Jy/beam ! Clean residual mean=0.000020 rms=0.003646 Jy/beam ! Combined flux in latest and established models = 1.85347 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 1.85347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176736Jy sigma=1.470533 ! Fit after self-cal, rms=0.176689Jy sigma=1.469107 ! 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. ! ! Fit before self-cal, rms=0.176689Jy sigma=1.469107 ! Fit after self-cal, rms=0.141610Jy sigma=0.957124 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.499 mas, bmaj=5.311 mas, bpa=-6.905 degrees ! Estimated noise=0.485849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00990741 Jy ! Component: 100 - total flux cleaned = 0.0113304 Jy ! Component: 150 - total flux cleaned = 0.0127901 Jy ! Component: 200 - total flux cleaned = 0.013993 Jy ! Total flux subtracted in 200 components = 0.013993 Jy ! Clean residual min=-0.007764 max=0.007059 Jy/beam ! Clean residual mean=-0.000006 rms=0.001835 Jy/beam ! Combined flux in latest and established models = 1.86746 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 105 components and 1.86746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139319Jy sigma=0.935546 ! Fit after self-cal, rms=0.139236Jy sigma=0.933852 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 = 0.00181661 Jy ! Component: 100 - total flux cleaned = 0.00201773 Jy ! Component: 150 - total flux cleaned = 0.00268349 Jy ! Component: 200 - total flux cleaned = 0.00283644 Jy ! Total flux subtracted in 200 components = 0.00283644 Jy ! Clean residual min=-0.007532 max=0.006940 Jy/beam ! Clean residual mean=-0.000005 rms=0.001792 Jy/beam ! Combined flux in latest and established models = 1.8703 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 112 components and 1.8703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138499Jy sigma=0.927424 ! Fit after self-cal, rms=0.138457Jy sigma=0.926792 ! 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. ! ! Fit before self-cal, rms=0.138457Jy sigma=0.926792 ! Fit after self-cal, rms=0.072373Jy sigma=0.732486 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.489 mas, bmaj=5.311 mas, bpa=-7.217 degrees ! Estimated noise=0.484565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00364392 Jy ! Component: 100 - total flux cleaned = 0.00399635 Jy ! Component: 150 - total flux cleaned = 0.00429145 Jy ! Component: 200 - total flux cleaned = 0.00469013 Jy ! Total flux subtracted in 200 components = 0.00469013 Jy ! Clean residual min=-0.004336 max=0.003882 Jy/beam ! Clean residual mean=0.000001 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 1.87499 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 117 components and 1.87499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071649Jy sigma=0.724011 ! Fit after self-cal, rms=0.071586Jy sigma=0.723261 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 = 0.000383402 Jy ! Component: 100 - total flux cleaned = 0.000511779 Jy ! Component: 150 - total flux cleaned = 0.000630642 Jy ! Component: 200 - total flux cleaned = 0.000743746 Jy ! Total flux subtracted in 200 components = 0.000743746 Jy ! Clean residual min=-0.004131 max=0.003667 Jy/beam ! Clean residual mean=0.000002 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 1.87573 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 118 components and 1.87573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071174Jy sigma=0.718398 ! Fit after self-cal, rms=0.071151Jy sigma=0.718082 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071151Jy sigma=0.718082 ! Fit after self-cal, rms=0.070944Jy sigma=0.716673 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.823 mas, bmaj=9.191 mas, bpa=-5.72 degrees ! Estimated noise=0.63908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275335 Jy ! Component: 100 - total flux cleaned = 0.0026556 Jy ! Component: 150 - total flux cleaned = 0.00247316 Jy ! Component: 200 - total flux cleaned = 0.00232073 Jy ! Total flux subtracted in 200 components = 0.00232073 Jy ! Clean residual min=-0.002259 max=0.002751 Jy/beam ! Clean residual mean=0.000003 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 1.87805 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 141 components and 1.87805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070844Jy sigma=0.715645 ! Fit after self-cal, rms=0.070802Jy sigma=0.715300 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 = 5.54195e-05 Jy ! Component: 100 - total flux cleaned = 0.000136035 Jy ! Component: 150 - total flux cleaned = 1.50508e-05 Jy ! Component: 200 - total flux cleaned = -6.35701e-05 Jy ! Total flux subtracted in 200 components = -6.35701e-05 Jy ! Clean residual min=-0.002316 max=0.002586 Jy/beam ! Clean residual mean=0.000003 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 1.87799 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 154 components and 1.87799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070744Jy sigma=0.714710 ! Fit after self-cal, rms=0.070735Jy sigma=0.714545 ! 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=3.484 mas, bmaj=5.312 mas, bpa=-7.419 degrees ! Estimated noise=0.484326 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.484 x 5.312 at -7.419 degrees (North through East) ! Clean map min=-0.0031415 max=1.0535 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. ! ! Fit before self-cal, rms=0.070735Jy sigma=0.714545 ! Fit after self-cal, rms=0.065843Jy sigma=0.644088 ! Inverting map and beam ! Estimated beam: bmin=3.485 mas, bmaj=5.314 mas, bpa=-7.442 degrees ! Estimated noise=0.484389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191934 Jy ! Component: 100 - total flux cleaned = 0.00204344 Jy ! Component: 150 - total flux cleaned = 0.00215484 Jy ! Component: 200 - total flux cleaned = 0.00215282 Jy ! Total flux subtracted in 200 components = 0.00215282 Jy ! Clean residual min=-0.003278 max=0.003519 Jy/beam ! Clean residual mean=-0.000001 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 1.88014 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 155 components and 1.88014 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065431Jy sigma=0.639474 ! Fit after self-cal, rms=0.065424Jy sigma=0.639365 ! Inverting map ! Added new window around map position (-17.5, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00290243 Jy ! Component: 100 - total flux cleaned = 0.00335189 Jy ! Component: 150 - total flux cleaned = 0.00345289 Jy ! Component: 200 - total flux cleaned = 0.00345536 Jy ! Total flux subtracted in 200 components = 0.00345536 Jy ! Clean residual min=-0.003301 max=0.003015 Jy/beam ! Clean residual mean=0.000001 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 1.8836 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 167 components and 1.8836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065058Jy sigma=0.634862 ! Fit after self-cal, rms=0.065050Jy sigma=0.634755 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065050Jy sigma=0.634755 ! Fit after self-cal, rms=0.064965Jy sigma=0.634155 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=2.774 mas, bmaj=4.271 mas, bpa=-9.216 degrees ! Estimated noise=0.783697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.777218 Jy ! Component: 100 - total flux cleaned = 1.08628 Jy ! Component: 150 - total flux cleaned = 1.28888 Jy ! Component: 200 - total flux cleaned = 1.42916 Jy ! Total flux subtracted in 200 components = 1.42916 Jy ! Clean residual min=-0.025224 max=0.079129 Jy/beam ! Clean residual mean=-0.000006 rms=0.007231 Jy/beam ! Combined flux in latest and established models = 1.42916 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 32 model components to the UV plane model. ! The established model now contains 32 components and 1.42916 Jy ! Inverting map and beam ! Estimated beam: bmin=3.481 mas, bmaj=5.312 mas, bpa=-7.547 degrees ! Estimated noise=0.484319 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 = 0.151675 Jy ! Component: 100 - total flux cleaned = 0.248263 Jy ! Component: 150 - total flux cleaned = 0.312448 Jy ! Component: 200 - total flux cleaned = 0.355787 Jy ! Total flux subtracted in 200 components = 0.355787 Jy ! Clean residual min=-0.007821 max=0.023689 Jy/beam ! Clean residual mean=-0.000017 rms=0.002508 Jy/beam ! Combined flux in latest and established models = 1.78495 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 69 components and 1.78495 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296909 Jy ! Component: 100 - total flux cleaned = 0.0503421 Jy ! Component: 150 - total flux cleaned = 0.0649204 Jy ! Component: 200 - total flux cleaned = 0.0754383 Jy ! Total flux subtracted in 200 components = 0.0754383 Jy ! Clean residual min=-0.003639 max=0.005913 Jy/beam ! Clean residual mean=-0.000005 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 1.86038 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 91 components and 1.86038 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00764692 Jy ! Component: 100 - total flux cleaned = 0.0124572 Jy ! Component: 150 - total flux cleaned = 0.0145632 Jy ! Component: 200 - total flux cleaned = 0.016607 Jy ! Total flux subtracted in 200 components = 0.016607 Jy ! Clean residual min=-0.003320 max=0.003765 Jy/beam ! Clean residual mean=-0.000002 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 1.87699 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 1.87699 Jy ! Inverting map ! Added new window around map position (-11.5, 78.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255259 Jy ! Component: 100 - total flux cleaned = 0.0039935 Jy ! Component: 150 - total flux cleaned = 0.00505528 Jy ! Component: 200 - total flux cleaned = 0.00580181 Jy ! Total flux subtracted in 200 components = 0.00580181 Jy ! Clean residual min=-0.003142 max=0.003245 Jy/beam ! Clean residual mean=0.000001 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 1.88279 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 115 components and 1.88279 Jy ! Inverting map ! Added new window around map position (14.5, -56.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173364 Jy ! Component: 100 - total flux cleaned = 0.00207773 Jy ! Component: 150 - total flux cleaned = 0.00262493 Jy ! Component: 200 - total flux cleaned = 0.00314862 Jy ! Total flux subtracted in 200 components = 0.00314862 Jy ! Clean residual min=-0.003087 max=0.003024 Jy/beam ! Clean residual mean=0.000003 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 1.88594 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 127 components and 1.88594 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=7.819 mas, bmaj=9.188 mas, bpa=-5.88 degrees ! Estimated noise=0.639663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124525 Jy ! Component: 100 - total flux cleaned = 0.0017937 Jy ! Component: 150 - total flux cleaned = 0.00187062 Jy ! Component: 200 - total flux cleaned = 0.00190128 Jy ! Total flux subtracted in 200 components = 0.00190128 Jy ! Clean residual min=-0.002334 max=0.002204 Jy/beam ! Clean residual mean=0.000007 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 1.88784 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 = -7.48216e-07 Jy ! Component: 100 - total flux cleaned = 5.18935e-05 Jy ! Component: 150 - total flux cleaned = 0.000100546 Jy ! Component: 200 - total flux cleaned = 0.000147311 Jy ! Total flux subtracted in 200 components = 0.000147311 Jy ! Clean residual min=-0.002360 max=0.002120 Jy/beam ! Clean residual mean=0.000007 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 1.88799 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 160 components and 1.88799 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.481 mas, bmaj=5.312 mas, bpa=-7.547 degrees ! Estimated noise=0.484319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000550701 Jy ! Component: 100 - total flux cleaned = -0.00045706 Jy ! Component: 150 - total flux cleaned = -0.000458589 Jy ! Component: 200 - total flux cleaned = -0.000458049 Jy ! Total flux subtracted in 200 components = -0.000458049 Jy ! Clean residual min=-0.002901 max=0.002948 Jy/beam ! Clean residual mean=0.000003 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 1.88753 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 173 components and 1.88753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064603Jy sigma=0.629954 ! Fit after self-cal, rms=0.064568Jy sigma=0.628970 wmodel J0157+7442_S_map.mod ! Writing 173 model components to file: J0157+7442_S_map.mod wobs J0157+7442_S_uvs.fits ! Writing UV FITS file: J0157+7442_S_uvs.fits wwins J0157+7442_S_map.win ! wwins: Wrote 6 windows to J0157+7442_S_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 = 0.00016932 Jy ! Component: 100 - total flux cleaned = 6.80343e-05 Jy ! Component: 150 - total flux cleaned = 0.000164084 Jy ! Component: 200 - total flux cleaned = 7.09899e-05 Jy ! Component: 250 - total flux cleaned = 0.000162833 Jy ! Component: 300 - total flux cleaned = 0.000162842 Jy ! Component: 350 - total flux cleaned = 0.000338479 Jy ! Component: 400 - total flux cleaned = 0.000554201 Jy ! Component: 450 - total flux cleaned = 0.000893509 Jy ! Component: 500 - total flux cleaned = 0.0011844 Jy ! Component: 550 - total flux cleaned = 0.00134855 Jy ! Component: 600 - total flux cleaned = 0.0015918 Jy ! Component: 650 - total flux cleaned = 0.00175175 Jy ! Component: 700 - total flux cleaned = 0.00194987 Jy ! Component: 750 - total flux cleaned = 0.00214472 Jy ! Component: 800 - total flux cleaned = 0.00222113 Jy ! Component: 850 - total flux cleaned = 0.00222096 Jy ! Component: 900 - total flux cleaned = 0.00237195 Jy ! Component: 950 - total flux cleaned = 0.00252119 Jy ! Component: 1000 - total flux cleaned = 0.00270534 Jy ! Component: 1050 - total flux cleaned = 0.0027419 Jy ! Component: 1100 - total flux cleaned = 0.00285068 Jy ! Component: 1150 - total flux cleaned = 0.00306535 Jy ! Component: 1200 - total flux cleaned = 0.00310082 Jy ! Component: 1250 - total flux cleaned = 0.00324108 Jy ! Component: 1300 - total flux cleaned = 0.00338052 Jy ! Component: 1350 - total flux cleaned = 0.00358776 Jy ! Component: 1400 - total flux cleaned = 0.0037241 Jy ! Component: 1450 - total flux cleaned = 0.00392726 Jy ! Component: 1500 - total flux cleaned = 0.0040614 Jy ! Component: 1550 - total flux cleaned = 0.00422819 Jy ! Component: 1600 - total flux cleaned = 0.00432756 Jy ! Component: 1650 - total flux cleaned = 0.00442604 Jy ! Component: 1700 - total flux cleaned = 0.00471917 Jy ! Component: 1750 - total flux cleaned = 0.00491305 Jy ! Component: 1800 - total flux cleaned = 0.00497722 Jy ! Component: 1850 - total flux cleaned = 0.00513639 Jy ! Component: 1900 - total flux cleaned = 0.00523125 Jy ! Component: 1950 - total flux cleaned = 0.00551338 Jy ! Component: 2000 - total flux cleaned = 0.00554445 Jy ! Component: 2050 - total flux cleaned = 0.00579152 Jy ! Component: 2100 - total flux cleaned = 0.00588342 Jy ! Component: 2150 - total flux cleaned = 0.00597475 Jy ! Component: 2200 - total flux cleaned = 0.00606519 Jy ! Component: 2250 - total flux cleaned = 0.00624509 Jy ! Component: 2300 - total flux cleaned = 0.00633451 Jy ! Component: 2350 - total flux cleaned = 0.00642344 Jy ! Component: 2400 - total flux cleaned = 0.00648238 Jy ! Component: 2450 - total flux cleaned = 0.00674517 Jy ! Component: 2500 - total flux cleaned = 0.00683224 Jy ! Component: 2550 - total flux cleaned = 0.00694728 Jy ! Component: 2600 - total flux cleaned = 0.00714782 Jy ! Component: 2650 - total flux cleaned = 0.00717639 Jy ! Component: 2700 - total flux cleaned = 0.00731798 Jy ! Component: 2750 - total flux cleaned = 0.00745859 Jy ! Component: 2800 - total flux cleaned = 0.00751422 Jy ! Component: 2850 - total flux cleaned = 0.00765337 Jy ! Component: 2900 - total flux cleaned = 0.00773619 Jy ! Component: 2950 - total flux cleaned = 0.00792862 Jy ! Component: 3000 - total flux cleaned = 0.00798345 Jy ! Component: 3050 - total flux cleaned = 0.00801074 Jy ! Component: 3100 - total flux cleaned = 0.00814578 Jy ! Component: 3150 - total flux cleaned = 0.00827994 Jy ! Component: 3200 - total flux cleaned = 0.00827989 Jy ! Component: 3250 - total flux cleaned = 0.00843917 Jy ! Component: 3300 - total flux cleaned = 0.00859773 Jy ! Component: 3350 - total flux cleaned = 0.00857171 Jy ! Component: 3400 - total flux cleaned = 0.00883261 Jy ! Component: 3450 - total flux cleaned = 0.0089106 Jy ! Component: 3500 - total flux cleaned = 0.00898826 Jy ! Component: 3550 - total flux cleaned = 0.00911685 Jy ! Component: 3600 - total flux cleaned = 0.00934695 Jy ! Component: 3650 - total flux cleaned = 0.00939768 Jy ! Component: 3700 - total flux cleaned = 0.0096254 Jy ! Component: 3750 - total flux cleaned = 0.00960012 Jy ! Component: 3800 - total flux cleaned = 0.00980026 Jy ! Component: 3850 - total flux cleaned = 0.00997462 Jy ! Component: 3900 - total flux cleaned = 0.0101727 Jy ! Component: 3950 - total flux cleaned = 0.0103207 Jy ! Component: 4000 - total flux cleaned = 0.0103943 Jy ! Component: 4050 - total flux cleaned = 0.0103945 Jy ! Total flux subtracted in 4096 components = 0.0106132 Jy ! Clean residual min=-0.001211 max=0.001312 Jy/beam ! Clean residual mean=0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 1.89814 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 462 components and 1.89815 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0157+7442_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.481 x 5.312 at -7.547 degrees (North through East) ! Clean map min=-0.0021899 max=1.0559 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0157+7442_S_map.fits wmodel /vlbi/bp222/maps//J0157+7442_S_map.mod ! Writing 462 model components to file: /vlbi/bp222/maps//J0157+7442_S_map.mod wobs /vlbi/bp222/maps//J0157+7442_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0157+7442_S_uvs.fits wwins /vlbi/bp222/maps//J0157+7442_S_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J0157+7442_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.05586 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000410681 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.116687 0.116687 0.233374 0.466747 0.933495 1.86699 3.73398 7.46796 14.9359 29.8718 59.7437 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2570.98 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0157+7442_S_dfm.log closed on Thu Sep 27 10:39:54 2018