! Started logfile: /vlbi/uf001/uva//J1831+2200_S_dfm.log on Mon Jan 14 04:40:28 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//J1831+2200_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1831+2200_S_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.866411 visibilities/baseline/integration-bin. ! Found source: J1831+2200 ! ! 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 10176 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 J1831+2200_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 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015143Jy sigma=22.369395 ! Fit after self-cal, rms=0.886968Jy sigma=19.474487 ! 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=2.866 mas, bmaj=5.86 mas, bpa=-4.563 degrees ! Estimated noise=0.509806 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 = 0.0889234 Jy ! Component: 100 - total flux cleaned = 0.134481 Jy ! Total flux subtracted in 100 components = 0.134481 Jy ! Clean residual min=-0.010906 max=0.032788 Jy/beam ! Clean residual mean=-0.000089 rms=0.003144 Jy/beam ! Combined flux in latest and established models = 0.134481 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.134481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086254Jy sigma=1.823460 ! Fit after self-cal, rms=0.084533Jy sigma=1.789523 ! Inverting map ! Added new window around map position (4, -2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0330115 Jy ! Component: 100 - total flux cleaned = 0.0529797 Jy ! Total flux subtracted in 100 components = 0.0529797 Jy ! Clean residual min=-0.005991 max=0.014492 Jy/beam ! Clean residual mean=-0.000041 rms=0.001644 Jy/beam ! Combined flux in latest and established models = 0.187461 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.187461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067754Jy sigma=1.389261 ! Fit after self-cal, rms=0.066743Jy sigma=1.368881 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152482 Jy ! Component: 100 - total flux cleaned = 0.0249036 Jy ! Total flux subtracted in 100 components = 0.0249036 Jy ! Clean residual min=-0.003967 max=0.009462 Jy/beam ! Clean residual mean=-0.000020 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 0.212365 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.212365 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062294Jy sigma=1.262580 ! Fit after self-cal, rms=0.062085Jy sigma=1.258456 ! Inverting map ! Added new window around map position (-4, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862034 Jy ! Component: 100 - total flux cleaned = 0.0140918 Jy ! Total flux subtracted in 100 components = 0.0140918 Jy ! Clean residual min=-0.003082 max=0.003303 Jy/beam ! Clean residual mean=-0.000007 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.226457 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 45 components and 0.226457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060668Jy sigma=1.224695 ! Fit after self-cal, rms=0.060613Jy sigma=1.223997 ! 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=3.399 mas, bmaj=6.818 mas, bpa=-4.538 degrees ! Estimated noise=0.331591 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 = 0.00516449 Jy ! Component: 100 - total flux cleaned = 0.00866026 Jy ! Component: 150 - total flux cleaned = 0.0112496 Jy ! Component: 200 - total flux cleaned = 0.0132115 Jy ! Total flux subtracted in 200 components = 0.0132115 Jy ! Clean residual min=-0.002434 max=0.002397 Jy/beam ! Clean residual mean=0.000000 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.239668 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 79 components and 0.239668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060049Jy sigma=1.211593 ! Fit after self-cal, rms=0.060018Jy sigma=1.211184 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.399 x 6.818 at -4.538 degrees (North through East) ! Clean map min=-0.0023855 max=0.107 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.96 KP 1.00 ! LA 0.95 MK 0.95 NL 1.00 OV 1.02 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.00 KP 1.00 ! LA 0.97 MK 1.02 NL 1.03 OV 0.97 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.01 KP 1.01 ! LA 0.96 MK 1.06 NL 1.11 OV 1.06 ! PT 0.99 SC 1.00 ! ! ! Fit before self-cal, rms=0.060018Jy sigma=1.211184 ! Fit after self-cal, rms=0.059266Jy sigma=1.200360 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.407 mas, bmaj=6.827 mas, bpa=-4.474 degrees ! Estimated noise=0.329788 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 = 0.000238022 Jy ! Component: 100 - total flux cleaned = 0.000174677 Jy ! Component: 150 - total flux cleaned = 0.000119466 Jy ! Component: 200 - total flux cleaned = 9.35918e-05 Jy ! Total flux subtracted in 200 components = 9.35918e-05 Jy ! Clean residual min=-0.001962 max=0.001987 Jy/beam ! Clean residual mean=0.000007 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.239762 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 91 components and 0.239762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059236Jy sigma=1.199680 ! Fit after self-cal, rms=0.059226Jy sigma=1.199531 ! 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=0.059226Jy sigma=1.199531 ! Fit after self-cal, rms=0.058077Jy sigma=1.193085 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.418 mas, bmaj=6.817 mas, bpa=-4.283 degrees ! Estimated noise=0.329969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000458683 Jy ! Component: 100 - total flux cleaned = 0.000485729 Jy ! Component: 150 - total flux cleaned = 0.000465081 Jy ! Component: 200 - total flux cleaned = 0.00044665 Jy ! Total flux subtracted in 200 components = 0.00044665 Jy ! Clean residual min=-0.001609 max=0.001961 Jy/beam ! Clean residual mean=0.000001 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.240208 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.240208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058055Jy sigma=1.192642 ! Fit after self-cal, rms=0.058043Jy sigma=1.192522 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 (66.5, -117.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167927 Jy ! Component: 100 - total flux cleaned = 0.0024772 Jy ! Component: 150 - total flux cleaned = 0.00279859 Jy ! Component: 200 - total flux cleaned = 0.0029189 Jy ! Total flux subtracted in 200 components = 0.0029189 Jy ! Clean residual min=-0.001593 max=0.001604 Jy/beam ! Clean residual mean=-0.000001 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.243127 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 122 components and 0.243127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057993Jy sigma=1.191413 ! Fit after self-cal, rms=0.057990Jy sigma=1.191347 ! 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=0.057990Jy sigma=1.191347 ! Fit after self-cal, rms=0.057784Jy sigma=1.191244 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.417 mas, bmaj=6.815 mas, bpa=-4.207 degrees ! Estimated noise=0.329401 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000461668 Jy ! Component: 100 - total flux cleaned = 0.000586013 Jy ! Component: 150 - total flux cleaned = 0.000622813 Jy ! Component: 200 - total flux cleaned = 0.000622317 Jy ! Total flux subtracted in 200 components = 0.000622317 Jy ! Clean residual min=-0.001568 max=0.001594 Jy/beam ! Clean residual mean=-0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.24375 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 130 components and 0.24375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057771Jy sigma=1.190960 ! Fit after self-cal, rms=0.057769Jy sigma=1.190945 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 = 1.75091e-07 Jy ! Component: 100 - total flux cleaned = 1.55899e-06 Jy ! Component: 150 - total flux cleaned = 2.10989e-06 Jy ! Component: 200 - total flux cleaned = 2.00751e-06 Jy ! Total flux subtracted in 200 components = 2.00751e-06 Jy ! Clean residual min=-0.001548 max=0.001583 Jy/beam ! Clean residual mean=-0.000000 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.243752 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 133 components and 0.243752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057762Jy sigma=1.190771 ! Fit after self-cal, rms=0.057761Jy sigma=1.190760 ! 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=0.057761Jy sigma=1.190760 ! Fit after self-cal, rms=0.057632Jy sigma=1.190734 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.246 mas, bmaj=10.28 mas, bpa=-3.565 degrees ! Estimated noise=0.413583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000561574 Jy ! Component: 100 - total flux cleaned = 0.000524344 Jy ! Component: 150 - total flux cleaned = 0.00042636 Jy ! Component: 200 - total flux cleaned = 0.000331622 Jy ! Total flux subtracted in 200 components = 0.000331622 Jy ! Clean residual min=-0.001957 max=0.002217 Jy/beam ! Clean residual mean=-0.000001 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.244083 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 142 components and 0.244083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057630Jy sigma=1.190672 ! Fit after self-cal, rms=0.057627Jy sigma=1.190641 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 (16, -17.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209489 Jy ! Component: 100 - total flux cleaned = 0.00272201 Jy ! Component: 150 - total flux cleaned = 0.00289653 Jy ! Component: 200 - total flux cleaned = 0.00287042 Jy ! Total flux subtracted in 200 components = 0.00287042 Jy ! Clean residual min=-0.001715 max=0.001632 Jy/beam ! Clean residual mean=-0.000006 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.246954 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 183 components and 0.246954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057583Jy sigma=1.189789 ! Fit after self-cal, rms=0.057580Jy sigma=1.189712 ! 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=3.416 mas, bmaj=6.811 mas, bpa=-4.131 degrees ! Estimated noise=0.328944 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.416 x 6.811 at -4.131 degrees (North through East) ! Clean map min=-0.0013882 max=0.10609 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=2.886 mas, bmaj=5.858 mas, bpa=-3.981 degrees ! Estimated noise=0.505723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0894713 Jy ! Component: 100 - total flux cleaned = 0.138513 Jy ! Component: 150 - total flux cleaned = 0.169518 Jy ! Component: 200 - total flux cleaned = 0.190174 Jy ! Total flux subtracted in 200 components = 0.190174 Jy ! Clean residual min=-0.004985 max=0.011218 Jy/beam ! Clean residual mean=-0.000037 rms=0.001450 Jy/beam ! Combined flux in latest and established models = 0.190174 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.190174 Jy ! Inverting map and beam ! Estimated beam: bmin=3.416 mas, bmaj=6.811 mas, bpa=-4.131 degrees ! Estimated noise=0.328944 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 = 0.0177593 Jy ! Component: 100 - total flux cleaned = 0.0285073 Jy ! Component: 150 - total flux cleaned = 0.0353564 Jy ! Component: 200 - total flux cleaned = 0.0399013 Jy ! Total flux subtracted in 200 components = 0.0399013 Jy ! Clean residual min=-0.002030 max=0.002482 Jy/beam ! Clean residual mean=-0.000008 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.230075 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 77 components and 0.230075 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00319883 Jy ! Component: 100 - total flux cleaned = 0.00563611 Jy ! Component: 150 - total flux cleaned = 0.00759631 Jy ! Component: 200 - total flux cleaned = 0.00922314 Jy ! Total flux subtracted in 200 components = 0.00922314 Jy ! Clean residual min=-0.001688 max=0.001387 Jy/beam ! Clean residual mean=-0.000005 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.239298 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 105 components and 0.239298 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=7.246 mas, bmaj=10.28 mas, bpa=-3.565 degrees ! Estimated noise=0.413583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214632 Jy ! Component: 100 - total flux cleaned = 0.00360892 Jy ! Component: 150 - total flux cleaned = 0.00447093 Jy ! Component: 200 - total flux cleaned = 0.0051778 Jy ! Total flux subtracted in 200 components = 0.0051778 Jy ! Clean residual min=-0.001806 max=0.001573 Jy/beam ! Clean residual mean=-0.000009 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.244476 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 = 0.000455312 Jy ! Component: 100 - total flux cleaned = 0.000821397 Jy ! Component: 150 - total flux cleaned = 0.00117282 Jy ! Component: 200 - total flux cleaned = 0.00139017 Jy ! Total flux subtracted in 200 components = 0.00139017 Jy ! Clean residual min=-0.001725 max=0.001556 Jy/beam ! Clean residual mean=-0.000008 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.245866 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 177 components and 0.245866 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.416 mas, bmaj=6.811 mas, bpa=-4.131 degrees ! Estimated noise=0.328944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000451436 Jy ! Component: 100 - total flux cleaned = -0.00032494 Jy ! Component: 150 - total flux cleaned = -0.000125939 Jy ! Component: 200 - total flux cleaned = 3.73515e-06 Jy ! Total flux subtracted in 200 components = 3.73515e-06 Jy ! Clean residual min=-0.001446 max=0.001302 Jy/beam ! Clean residual mean=-0.000004 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.24587 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 202 components and 0.24587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057562Jy sigma=1.189323 ! Fit after self-cal, rms=0.057561Jy sigma=1.189143 wmodel J1831+2200_S_map.mod ! Writing 202 model components to file: J1831+2200_S_map.mod wobs J1831+2200_S_uvs.fits ! Writing UV FITS file: J1831+2200_S_uvs.fits wwins J1831+2200_S_map.win ! wwins: Wrote 5 windows to J1831+2200_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 = -0.000176105 Jy ! Component: 100 - total flux cleaned = -0.000288134 Jy ! Component: 150 - total flux cleaned = -0.000496676 Jy ! Component: 200 - total flux cleaned = -0.000718584 Jy ! Component: 250 - total flux cleaned = -0.000972763 Jy ! Component: 300 - total flux cleaned = -0.00118161 Jy ! Component: 350 - total flux cleaned = -0.0013849 Jy ! Component: 400 - total flux cleaned = -0.00156608 Jy ! Component: 450 - total flux cleaned = -0.00170784 Jy ! Component: 500 - total flux cleaned = -0.00181233 Jy ! Component: 550 - total flux cleaned = -0.00189781 Jy ! Component: 600 - total flux cleaned = -0.00201512 Jy ! Component: 650 - total flux cleaned = -0.00213069 Jy ! Component: 700 - total flux cleaned = -0.00224449 Jy ! Component: 750 - total flux cleaned = -0.00234077 Jy ! Component: 800 - total flux cleaned = -0.00243553 Jy ! Component: 850 - total flux cleaned = -0.00251342 Jy ! Component: 900 - total flux cleaned = -0.00254396 Jy ! Component: 950 - total flux cleaned = -0.00260457 Jy ! Component: 1000 - total flux cleaned = -0.00263449 Jy ! Component: 1050 - total flux cleaned = -0.00275299 Jy ! Component: 1100 - total flux cleaned = -0.00276733 Jy ! Component: 1150 - total flux cleaned = -0.00281063 Jy ! Component: 1200 - total flux cleaned = -0.00282499 Jy ! Component: 1250 - total flux cleaned = -0.00283916 Jy ! Component: 1300 - total flux cleaned = -0.0028534 Jy ! Component: 1350 - total flux cleaned = -0.00285351 Jy ! Component: 1400 - total flux cleaned = -0.0028812 Jy ! Component: 1450 - total flux cleaned = -0.00294913 Jy ! Component: 1500 - total flux cleaned = -0.00290867 Jy ! Component: 1550 - total flux cleaned = -0.00289539 Jy ! Component: 1600 - total flux cleaned = -0.0029085 Jy ! Component: 1650 - total flux cleaned = -0.00293496 Jy ! Component: 1700 - total flux cleaned = -0.0029219 Jy ! Component: 1750 - total flux cleaned = -0.00288327 Jy ! Component: 1800 - total flux cleaned = -0.00294714 Jy ! Component: 1850 - total flux cleaned = -0.00287092 Jy ! Component: 1900 - total flux cleaned = -0.00287096 Jy ! Component: 1950 - total flux cleaned = -0.00283354 Jy ! Component: 2000 - total flux cleaned = -0.00279644 Jy ! Component: 2050 - total flux cleaned = -0.00285775 Jy ! Component: 2100 - total flux cleaned = -0.002797 Jy ! Component: 2150 - total flux cleaned = -0.00277294 Jy ! Component: 2200 - total flux cleaned = -0.00274918 Jy ! Component: 2250 - total flux cleaned = -0.00279656 Jy ! Component: 2300 - total flux cleaned = -0.0027848 Jy ! Component: 2350 - total flux cleaned = -0.00273804 Jy ! Component: 2400 - total flux cleaned = -0.00280783 Jy ! Component: 2450 - total flux cleaned = -0.00273851 Jy ! Component: 2500 - total flux cleaned = -0.00272695 Jy ! Component: 2550 - total flux cleaned = -0.00271571 Jy ! Component: 2600 - total flux cleaned = -0.00270431 Jy ! Component: 2650 - total flux cleaned = -0.00271542 Jy ! Component: 2700 - total flux cleaned = -0.00265982 Jy ! Component: 2750 - total flux cleaned = -0.00268187 Jy ! Component: 2800 - total flux cleaned = -0.00267086 Jy ! Component: 2850 - total flux cleaned = -0.00266004 Jy ! Component: 2900 - total flux cleaned = -0.0026491 Jy ! Component: 2950 - total flux cleaned = -0.00263839 Jy ! Component: 3000 - total flux cleaned = -0.00261722 Jy ! Component: 3050 - total flux cleaned = -0.00262795 Jy ! Component: 3100 - total flux cleaned = -0.00265967 Jy ! Component: 3150 - total flux cleaned = -0.00260739 Jy ! Component: 3200 - total flux cleaned = -0.00262823 Jy ! Component: 3250 - total flux cleaned = -0.002587 Jy ! Component: 3300 - total flux cleaned = -0.00260748 Jy ! Component: 3350 - total flux cleaned = -0.00261754 Jy ! Component: 3400 - total flux cleaned = -0.00261764 Jy ! Component: 3450 - total flux cleaned = -0.00259749 Jy ! Component: 3500 - total flux cleaned = -0.0026176 Jy ! Component: 3550 - total flux cleaned = -0.00263748 Jy ! Component: 3600 - total flux cleaned = -0.00265727 Jy ! Component: 3650 - total flux cleaned = -0.00266695 Jy ! Component: 3700 - total flux cleaned = -0.00265714 Jy ! Component: 3750 - total flux cleaned = -0.00266694 Jy ! Component: 3800 - total flux cleaned = -0.00265724 Jy ! Component: 3850 - total flux cleaned = -0.00266674 Jy ! Component: 3900 - total flux cleaned = -0.0026477 Jy ! Component: 3950 - total flux cleaned = -0.00261914 Jy ! Component: 4000 - total flux cleaned = -0.00260978 Jy ! Component: 4050 - total flux cleaned = -0.00263807 Jy ! Total flux subtracted in 4096 components = -0.00257259 Jy ! Clean residual min=-0.000586 max=0.000765 Jy/beam ! Clean residual mean=-0.000002 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.243297 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 503 components and 0.243297 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1831+2200_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.416 x 6.811 at -4.131 degrees (North through East) ! Clean map min=-0.00097128 max=0.10625 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1831+2200_S_map.fits wmodel /vlbi/uf001/uva//J1831+2200_S_map.mod ! Writing 503 model components to file: /vlbi/uf001/uva//J1831+2200_S_map.mod wobs /vlbi/uf001/uva//J1831+2200_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1831+2200_S_uvs.fits wwins /vlbi/uf001/uva//J1831+2200_S_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1831+2200_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.106246 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000170802 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.482283 0.482283 0.964567 1.92913 3.85827 7.71653 15.4331 30.8661 61.7323 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.106 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 622.04 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1831+2200_S_dfm.log closed on Mon Jan 14 04:40:32 2019