! Started logfile: /vlbi/uf001/uva//J1557+4522_S_dfm.log on Mon Jan 14 03:30:33 2019 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/uf001/uva//J1557+4522_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1557+4522_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992982 visibilities/baseline/integration-bin. ! Found source: J1557+4522 ! ! 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 7641 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 J1557+4522_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006973Jy sigma=24.821505 ! Fit after self-cal, rms=0.945816Jy sigma=23.297154 ! 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=3.09 mas, bmaj=4.588 mas, bpa=-7.303 degrees ! Estimated noise=0.501012 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 = 0.0418561 Jy ! Component: 100 - total flux cleaned = 0.0521221 Jy ! Total flux subtracted in 100 components = 0.0521221 Jy ! Clean residual min=-0.003005 max=0.003984 Jy/beam ! Clean residual mean=-0.000008 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.0521222 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0521222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056585Jy sigma=1.340539 ! Fit after self-cal, rms=0.054793Jy sigma=1.295530 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00508964 Jy ! Component: 100 - total flux cleaned = 0.00755495 Jy ! Total flux subtracted in 100 components = 0.00755495 Jy ! Clean residual min=-0.002854 max=0.002920 Jy/beam ! Clean residual mean=-0.000007 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.0596771 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 21 components and 0.0596771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054201Jy sigma=1.279866 ! Fit after self-cal, rms=0.054194Jy sigma=1.279726 ! 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=3.649 mas, bmaj=5.507 mas, bpa=-1.702 degrees ! Estimated noise=0.34494 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 = 0.00254216 Jy ! Component: 100 - total flux cleaned = 0.00382078 Jy ! Component: 150 - total flux cleaned = 0.00431914 Jy ! Component: 200 - total flux cleaned = 0.00450046 Jy ! Total flux subtracted in 200 components = 0.00450046 Jy ! Clean residual min=-0.001922 max=0.002114 Jy/beam ! Clean residual mean=-0.000012 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0641776 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.0641776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054089Jy sigma=1.276704 ! Fit after self-cal, rms=0.054087Jy sigma=1.276624 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.649 x 5.507 at -1.702 degrees (North through East) ! Clean map min=-0.0018615 max=0.056583 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 1.02 KP 0.97 ! LA 0.93 MK 1.00 NL 1.08 OV 1.08 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.89 HN 1.06 KP 1.03 ! LA 0.94 MK 1.02 NL 1.10 OV 1.01 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.02 KP 1.02 ! LA 1.02 MK 0.94 NL 1.19 OV 0.99 ! PT 0.97 SC 0.98 ! ! ! Fit before self-cal, rms=0.054087Jy sigma=1.276624 ! Fit after self-cal, rms=0.053890Jy sigma=1.270717 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.647 mas, bmaj=5.51 mas, bpa=-1.316 degrees ! Estimated noise=0.342964 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 (-18, -61). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156648 Jy ! Component: 100 - total flux cleaned = 0.0018834 Jy ! Component: 150 - total flux cleaned = 0.00202542 Jy ! Component: 200 - total flux cleaned = 0.00204935 Jy ! Total flux subtracted in 200 components = 0.00204935 Jy ! Clean residual min=-0.001424 max=0.001601 Jy/beam ! Clean residual mean=-0.000010 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0662269 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.0662269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053833Jy sigma=1.269063 ! Fit after self-cal, rms=0.053859Jy sigma=1.268611 ! 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=0.053859Jy sigma=1.268611 ! Fit after self-cal, rms=0.054378Jy sigma=1.265046 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.636 mas, bmaj=5.487 mas, bpa=-1.777 degrees ! Estimated noise=0.342725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.9351e-05 Jy ! Component: 100 - total flux cleaned = -5.14354e-05 Jy ! Component: 150 - total flux cleaned = -1.7377e-05 Jy ! Component: 200 - total flux cleaned = 1.42352e-05 Jy ! Total flux subtracted in 200 components = 1.42352e-05 Jy ! Clean residual min=-0.001344 max=0.001502 Jy/beam ! Clean residual mean=-0.000008 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0662411 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.0662411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054366Jy sigma=1.264761 ! Fit after self-cal, rms=0.054382Jy sigma=1.264573 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 = -2.26886e-05 Jy ! Component: 100 - total flux cleaned = -7.16037e-06 Jy ! Component: 150 - total flux cleaned = 3.47152e-05 Jy ! Component: 200 - total flux cleaned = 4.81289e-05 Jy ! Total flux subtracted in 200 components = 4.81289e-05 Jy ! Clean residual min=-0.001345 max=0.001484 Jy/beam ! Clean residual mean=-0.000007 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0662893 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 74 components and 0.0662893 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054375Jy sigma=1.264412 ! Fit after self-cal, rms=0.054376Jy sigma=1.264405 ! 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=0.054376Jy sigma=1.264405 ! Fit after self-cal, rms=0.054420Jy sigma=1.264381 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.637 mas, bmaj=5.485 mas, bpa=-2.037 degrees ! Estimated noise=0.34277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.29137e-05 Jy ! Component: 100 - total flux cleaned = 3.14202e-06 Jy ! Component: 150 - total flux cleaned = 1.59802e-05 Jy ! Component: 200 - total flux cleaned = 2.82091e-05 Jy ! Total flux subtracted in 200 components = 2.82091e-05 Jy ! Clean residual min=-0.001364 max=0.001455 Jy/beam ! Clean residual mean=-0.000008 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0663175 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 79 components and 0.0663175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054414Jy sigma=1.264245 ! Fit after self-cal, rms=0.054415Jy sigma=1.264237 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 = -1.49296e-05 Jy ! Component: 100 - total flux cleaned = -1.48022e-05 Jy ! Component: 150 - total flux cleaned = -3.51564e-06 Jy ! Component: 200 - total flux cleaned = -3.56772e-06 Jy ! Total flux subtracted in 200 components = -3.56772e-06 Jy ! Clean residual min=-0.001360 max=0.001449 Jy/beam ! Clean residual mean=-0.000008 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.0663139 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.0663139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054411Jy sigma=1.264144 ! Fit after self-cal, rms=0.054411Jy sigma=1.264140 ! 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=0.054411Jy sigma=1.264140 ! Fit after self-cal, rms=0.054417Jy sigma=1.264135 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.726 mas, bmaj=8.981 mas, bpa=6.021 degrees ! Estimated noise=0.433452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000506787 Jy ! Component: 100 - total flux cleaned = -0.000664168 Jy ! Component: 150 - total flux cleaned = -0.000684842 Jy ! Component: 200 - total flux cleaned = -0.000702687 Jy ! Total flux subtracted in 200 components = -0.000702687 Jy ! Clean residual min=-0.001451 max=0.001265 Jy/beam ! Clean residual mean=-0.000019 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.0656112 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 90 components and 0.0656112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054420Jy sigma=1.264128 ! Fit after self-cal, rms=0.054419Jy sigma=1.264112 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 = -0.000114088 Jy ! Component: 100 - total flux cleaned = -0.000130865 Jy ! Component: 150 - total flux cleaned = -0.000130435 Jy ! Component: 200 - total flux cleaned = -0.000130239 Jy ! Total flux subtracted in 200 components = -0.000130239 Jy ! Clean residual min=-0.001433 max=0.001254 Jy/beam ! Clean residual mean=-0.000019 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.065481 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 95 components and 0.065481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054421Jy sigma=1.264134 ! Fit after self-cal, rms=0.054420Jy sigma=1.264132 ! 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=3.638 mas, bmaj=5.482 mas, bpa=-2.183 degrees ! Estimated noise=0.342844 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.638 x 5.482 at -2.183 degrees (North through East) ! Clean map min=-0.001312 max=0.056342 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=3.076 mas, bmaj=4.551 mas, bpa=-7.793 degrees ! Estimated noise=0.49874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0427712 Jy ! Component: 100 - total flux cleaned = 0.0535246 Jy ! Component: 150 - total flux cleaned = 0.0580529 Jy ! Component: 200 - total flux cleaned = 0.0608346 Jy ! Total flux subtracted in 200 components = 0.0608346 Jy ! Clean residual min=-0.002492 max=0.002381 Jy/beam ! Clean residual mean=-0.000005 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.0608346 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0608346 Jy ! Inverting map and beam ! Estimated beam: bmin=3.638 mas, bmaj=5.482 mas, bpa=-2.183 degrees ! Estimated noise=0.342844 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 = 0.00249198 Jy ! Component: 100 - total flux cleaned = 0.00326315 Jy ! Component: 150 - total flux cleaned = 0.00357595 Jy ! Component: 200 - total flux cleaned = 0.00397508 Jy ! Total flux subtracted in 200 components = 0.00397508 Jy ! Clean residual min=-0.001495 max=0.001457 Jy/beam ! Clean residual mean=-0.000009 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0648096 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 44 components and 0.0648097 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=7.726 mas, bmaj=8.981 mas, bpa=6.021 degrees ! Estimated noise=0.433452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.45941e-06 Jy ! Component: 100 - total flux cleaned = 3.81094e-05 Jy ! Component: 150 - total flux cleaned = 9.65726e-05 Jy ! Component: 200 - total flux cleaned = 0.000113063 Jy ! Total flux subtracted in 200 components = 0.000113063 Jy ! Clean residual min=-0.001436 max=0.001246 Jy/beam ! Clean residual mean=-0.000019 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.0649227 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 = 1.5065e-05 Jy ! Component: 100 - total flux cleaned = 4.03518e-05 Jy ! Component: 150 - total flux cleaned = 5.12627e-05 Jy ! Component: 200 - total flux cleaned = 6.11015e-05 Jy ! Total flux subtracted in 200 components = 6.11015e-05 Jy ! Clean residual min=-0.001428 max=0.001237 Jy/beam ! Clean residual mean=-0.000019 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.0649838 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 79 components and 0.0649838 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.638 mas, bmaj=5.482 mas, bpa=-2.183 degrees ! Estimated noise=0.342844 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000337478 Jy ! Component: 100 - total flux cleaned = 0.000424572 Jy ! Component: 150 - total flux cleaned = 0.000484285 Jy ! Component: 200 - total flux cleaned = 0.000540446 Jy ! Total flux subtracted in 200 components = 0.000540446 Jy ! Clean residual min=-0.001411 max=0.001491 Jy/beam ! Clean residual mean=-0.000008 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0655242 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 0.0655242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054434Jy sigma=1.264583 ! Fit after self-cal, rms=0.054429Jy sigma=1.264510 wmodel J1557+4522_S_map.mod ! Writing 93 model components to file: J1557+4522_S_map.mod wobs J1557+4522_S_uvs.fits ! Writing UV FITS file: J1557+4522_S_uvs.fits wwins J1557+4522_S_map.win ! wwins: Wrote 2 windows to J1557+4522_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 = 0.000494413 Jy ! Component: 100 - total flux cleaned = 0.000695149 Jy ! Component: 150 - total flux cleaned = 0.000695017 Jy ! Component: 200 - total flux cleaned = 0.0007642 Jy ! Component: 250 - total flux cleaned = 0.000742484 Jy ! Component: 300 - total flux cleaned = 0.000721533 Jy ! Component: 350 - total flux cleaned = 0.000785583 Jy ! Component: 400 - total flux cleaned = 0.000784962 Jy ! Component: 450 - total flux cleaned = 0.000744048 Jy ! Component: 500 - total flux cleaned = 0.000724404 Jy ! Component: 550 - total flux cleaned = 0.000666479 Jy ! Component: 600 - total flux cleaned = 0.000609184 Jy ! Component: 650 - total flux cleaned = 0.000553043 Jy ! Component: 700 - total flux cleaned = 0.000497421 Jy ! Component: 750 - total flux cleaned = 0.00046093 Jy ! Component: 800 - total flux cleaned = 0.000407096 Jy ! Component: 850 - total flux cleaned = 0.000319122 Jy ! Component: 900 - total flux cleaned = 0.00030177 Jy ! Component: 950 - total flux cleaned = 0.00021638 Jy ! Component: 1000 - total flux cleaned = 0.000199648 Jy ! Component: 1050 - total flux cleaned = 0.000116137 Jy ! Component: 1100 - total flux cleaned = 0.000132681 Jy ! Component: 1150 - total flux cleaned = 5.11969e-05 Jy ! Component: 1200 - total flux cleaned = 8.31094e-05 Jy ! Component: 1250 - total flux cleaned = -2.8766e-05 Jy ! Component: 1300 - total flux cleaned = -2.87604e-05 Jy ! Component: 1350 - total flux cleaned = -5.98724e-05 Jy ! Component: 1400 - total flux cleaned = -0.000152572 Jy ! Component: 1450 - total flux cleaned = -0.000152363 Jy ! Component: 1500 - total flux cleaned = -0.000213205 Jy ! Component: 1550 - total flux cleaned = -0.000273175 Jy ! Component: 1600 - total flux cleaned = -0.00033263 Jy ! Component: 1650 - total flux cleaned = -0.00033265 Jy ! Component: 1700 - total flux cleaned = -0.0003913 Jy ! Component: 1750 - total flux cleaned = -0.000420107 Jy ! Component: 1800 - total flux cleaned = -0.0004491 Jy ! Component: 1850 - total flux cleaned = -0.000463395 Jy ! Component: 1900 - total flux cleaned = -0.000533887 Jy ! Component: 1950 - total flux cleaned = -0.000492135 Jy ! Component: 2000 - total flux cleaned = -0.000575351 Jy ! Component: 2050 - total flux cleaned = -0.000589258 Jy ! Component: 2100 - total flux cleaned = -0.000657259 Jy ! Component: 2150 - total flux cleaned = -0.000616555 Jy ! Component: 2200 - total flux cleaned = -0.000643428 Jy ! Component: 2250 - total flux cleaned = -0.000643501 Jy ! Component: 2300 - total flux cleaned = -0.000669807 Jy ! Component: 2350 - total flux cleaned = -0.000669736 Jy ! Component: 2400 - total flux cleaned = -0.000708721 Jy ! Component: 2450 - total flux cleaned = -0.000760141 Jy ! Component: 2500 - total flux cleaned = -0.000760041 Jy ! Component: 2550 - total flux cleaned = -0.000785379 Jy ! Component: 2600 - total flux cleaned = -0.000760328 Jy ! Component: 2650 - total flux cleaned = -0.000835 Jy ! Component: 2700 - total flux cleaned = -0.000847505 Jy ! Component: 2750 - total flux cleaned = -0.000835216 Jy ! Component: 2800 - total flux cleaned = -0.000896244 Jy ! Component: 2850 - total flux cleaned = -0.000908295 Jy ! Component: 2900 - total flux cleaned = -0.000908281 Jy ! Component: 2950 - total flux cleaned = -0.000932169 Jy ! Component: 3000 - total flux cleaned = -0.000955973 Jy ! Component: 3050 - total flux cleaned = -0.00093244 Jy ! Component: 3100 - total flux cleaned = -0.00101419 Jy ! Component: 3150 - total flux cleaned = -0.000956159 Jy ! Component: 3200 - total flux cleaned = -0.000979229 Jy ! Component: 3250 - total flux cleaned = -0.000956364 Jy ! Component: 3300 - total flux cleaned = -0.000956286 Jy ! Component: 3350 - total flux cleaned = -0.000956344 Jy ! Component: 3400 - total flux cleaned = -0.000967517 Jy ! Component: 3450 - total flux cleaned = -0.000967496 Jy ! Component: 3500 - total flux cleaned = -0.000923164 Jy ! Component: 3550 - total flux cleaned = -0.000956193 Jy ! Component: 3600 - total flux cleaned = -0.000956203 Jy ! Component: 3650 - total flux cleaned = -0.000956187 Jy ! Component: 3700 - total flux cleaned = -0.000934564 Jy ! Component: 3750 - total flux cleaned = -0.000945178 Jy ! Component: 3800 - total flux cleaned = -0.000891565 Jy ! Component: 3850 - total flux cleaned = -0.000891564 Jy ! Component: 3900 - total flux cleaned = -0.000859796 Jy ! Component: 3950 - total flux cleaned = -0.000891375 Jy ! Component: 4000 - total flux cleaned = -0.000859812 Jy ! Component: 4050 - total flux cleaned = -0.000797404 Jy ! Total flux subtracted in 4096 components = -0.00080773 Jy ! Clean residual min=-0.000543 max=0.000599 Jy/beam ! Clean residual mean=-0.000002 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0647165 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 366 components and 0.0647165 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1557+4522_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.638 x 5.482 at -2.183 degrees (North through East) ! Clean map min=-0.0010148 max=0.056237 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1557+4522_S_map.fits wmodel /vlbi/uf001/uva//J1557+4522_S_map.mod ! Writing 366 model components to file: /vlbi/uf001/uva//J1557+4522_S_map.mod wobs /vlbi/uf001/uva//J1557+4522_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1557+4522_S_uvs.fits wwins /vlbi/uf001/uva//J1557+4522_S_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1557+4522_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0562371 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000183297 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.977808 0.977808 1.95562 3.91123 7.82246 15.6449 31.2899 62.5797 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.056 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 306.808 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1557+4522_S_dfm.log closed on Mon Jan 14 03:30:37 2019