! Started logfile: /vlbi/uf001/uvm//J2031+1219_S_a_dfm.log on Sun Jan 13 22:29:09 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/uvm//J2031+1219_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2031+1219_S_a_uvm.fits ! AN table 1: 23 integrations on 1 of 1 possible baselines. ! AN table 2: 47 integrations on 45 of 45 possible baselines. ! AN table 3: 40 integrations on 36 of 36 possible baselines. ! AN table 4: 8 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.760066 visibilities/baseline/integration-bin. ! Found source: J2031+1219 ! ! 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 8268 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 J2031+1219_S_a] 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 46 telescope corrections were flagged in sub-array 1. ! A total of 172 telescope corrections were flagged in sub-array 2. ! A total of 119 telescope corrections were flagged in sub-array 3. ! A total of 4 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 172 telescope corrections were flagged in sub-array 2. ! A total of 119 telescope corrections were flagged in sub-array 3. ! A total of 4 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 172 telescope corrections were flagged in sub-array 2. ! A total of 119 telescope corrections were flagged in sub-array 3. ! A total of 4 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.492489Jy sigma=20.186520 ! Fit after self-cal, rms=0.267714Jy sigma=2.572965 ! 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=2.635 mas, bmaj=6.349 mas, bpa=-5.74 degrees ! Estimated noise=0.883568 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 = 0.806862 Jy ! Component: 100 - total flux cleaned = 0.984916 Jy ! Total flux subtracted in 100 components = 0.984916 Jy ! Clean residual min=-0.020294 max=0.058433 Jy/beam ! Clean residual mean=-0.000043 rms=0.004870 Jy/beam ! Combined flux in latest and established models = 0.984916 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.984916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.273299Jy sigma=2.635507 ! Fit after self-cal, rms=0.273290Jy sigma=2.635409 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0599937 Jy ! Component: 100 - total flux cleaned = 0.0908095 Jy ! Total flux subtracted in 100 components = 0.0908095 Jy ! Clean residual min=-0.018329 max=0.025408 Jy/beam ! Clean residual mean=-0.000015 rms=0.004163 Jy/beam ! Combined flux in latest and established models = 1.07573 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 1.07572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.249852Jy sigma=2.323422 ! Fit after self-cal, rms=0.249833Jy sigma=2.323120 ! 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=3.298 mas, bmaj=7.547 mas, bpa=-4.933 degrees ! Estimated noise=0.676484 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 = 0.029837 Jy ! Component: 100 - total flux cleaned = 0.0469476 Jy ! Component: 150 - total flux cleaned = 0.0580527 Jy ! Component: 200 - total flux cleaned = 0.065545 Jy ! Total flux subtracted in 200 components = 0.065545 Jy ! Clean residual min=-0.014333 max=0.023633 Jy/beam ! Clean residual mean=-0.000007 rms=0.003689 Jy/beam ! Combined flux in latest and established models = 1.14127 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 49 components and 1.14127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.244318Jy sigma=2.267490 ! Fit after self-cal, rms=0.244300Jy sigma=2.267162 ! Inverting map ! Added new window around map position (-4.5, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199653 Jy ! Component: 100 - total flux cleaned = 0.0276654 Jy ! Component: 150 - total flux cleaned = 0.0313778 Jy ! Component: 200 - total flux cleaned = 0.033863 Jy ! Total flux subtracted in 200 components = 0.033863 Jy ! Clean residual min=-0.014022 max=0.020916 Jy/beam ! Clean residual mean=0.000015 rms=0.003500 Jy/beam ! Combined flux in latest and established models = 1.17513 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 1.17513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.243313Jy sigma=2.223810 ! Fit after self-cal, rms=0.243160Jy sigma=2.220630 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.298 x 7.547 at -4.933 degrees (North through East) ! Clean map min=-0.013427 max=1.0511 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* SC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.97 HN 1.01 KP 1.01 ! LA 0.99 MK 1.06 NL 1.01 OV 0.99 ! PT 1.00 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 HN 1.01 KP 1.01 LA 0.95 ! MK 1.03 NL 1.02 OV 0.96 PT 0.98 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.96 HN 0.97 KP 1.03 PT 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* SC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.34 FD 0.97 HN 1.02 KP 1.02 ! LA 0.99 MK 1.02 NL 1.02 OV 0.98 ! PT 1.00 SC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 HN 1.01 KP 1.00 LA 0.97 ! MK 1.00 NL 1.04 OV 0.87 PT 0.97 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.95 HN 0.98 KP 1.02 PT 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* SC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 FD 0.97 HN 1.01 KP 1.02 ! LA 0.98 MK 1.02 NL 1.01 OV 0.99 ! PT 1.00 SC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 HN 1.01 KP 1.01 LA 0.96 ! MK 1.00 NL 1.10 OV 0.96 PT 0.96 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.97 HN 1.00 KP 1.02 PT 1.00 ! ! ! Fit before self-cal, rms=0.243160Jy sigma=2.220630 ! Fit after self-cal, rms=0.255252Jy sigma=1.938475 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.305 mas, bmaj=7.596 mas, bpa=-4.783 degrees ! Estimated noise=0.685092 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 (-15.5, 38.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313391 Jy ! Component: 100 - total flux cleaned = 0.00190996 Jy ! Component: 150 - total flux cleaned = -0.000388793 Jy ! Component: 200 - total flux cleaned = -0.00177564 Jy ! Total flux subtracted in 200 components = -0.00177564 Jy ! Clean residual min=-0.010866 max=0.014197 Jy/beam ! Clean residual mean=0.000054 rms=0.002714 Jy/beam ! Combined flux in latest and established models = 1.17336 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 1.17336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.253037Jy sigma=1.919211 ! Fit after self-cal, rms=0.252989Jy sigma=1.917787 ! 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=0.252989Jy sigma=1.917787 ! Fit after self-cal, rms=0.149527Jy sigma=1.343812 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.294 mas, bmaj=7.579 mas, bpa=-4.862 degrees ! Estimated noise=0.687642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00209647 Jy ! Component: 100 - total flux cleaned = -0.00355267 Jy ! Component: 150 - total flux cleaned = -0.00506018 Jy ! Component: 200 - total flux cleaned = -0.00592081 Jy ! Total flux subtracted in 200 components = -0.00592081 Jy ! Clean residual min=-0.006168 max=0.005729 Jy/beam ! Clean residual mean=0.000004 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 1.16744 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 102 components and 1.16744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.147596Jy sigma=1.331265 ! Fit after self-cal, rms=0.147567Jy sigma=1.330567 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 = -0.00170982 Jy ! Component: 100 - total flux cleaned = -0.00187906 Jy ! Component: 150 - total flux cleaned = -0.00218353 Jy ! Component: 200 - total flux cleaned = -0.00231007 Jy ! Total flux subtracted in 200 components = -0.00231007 Jy ! Clean residual min=-0.006142 max=0.005650 Jy/beam ! Clean residual mean=0.000005 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 1.16513 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 1.16513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.146913Jy sigma=1.328012 ! Fit after self-cal, rms=0.146911Jy sigma=1.327915 ! 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=0.146911Jy sigma=1.327915 ! Fit after self-cal, rms=0.070727Jy sigma=0.862468 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.293 mas, bmaj=7.585 mas, bpa=-4.925 degrees ! Estimated noise=0.687654 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000784291 Jy ! Component: 100 - total flux cleaned = -0.000516361 Jy ! Component: 150 - total flux cleaned = -0.00040453 Jy ! Component: 200 - total flux cleaned = -0.000405243 Jy ! Total flux subtracted in 200 components = -0.000405243 Jy ! Clean residual min=-0.003083 max=0.002669 Jy/beam ! Clean residual mean=-0.000002 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 1.16472 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 132 components and 1.16472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070280Jy sigma=0.856770 ! Fit after self-cal, rms=0.070271Jy sigma=0.856404 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 = -0.000234964 Jy ! Component: 100 - total flux cleaned = -5.70343e-05 Jy ! Component: 150 - total flux cleaned = -5.83792e-05 Jy ! Component: 200 - total flux cleaned = 1.83093e-05 Jy ! Total flux subtracted in 200 components = 1.83093e-05 Jy ! Clean residual min=-0.002775 max=0.002462 Jy/beam ! Clean residual mean=-0.000003 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 1.16474 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 138 components and 1.16474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070073Jy sigma=0.853948 ! Fit after self-cal, rms=0.070068Jy sigma=0.853867 ! 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=0.070068Jy sigma=0.853867 ! Fit after self-cal, rms=0.066932Jy sigma=0.825770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.211 mas, bmaj=11.25 mas, bpa=-6.068 degrees ! Estimated noise=0.890716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00031594 Jy ! Component: 100 - total flux cleaned = 7.96639e-05 Jy ! Component: 150 - total flux cleaned = -0.000179929 Jy ! Component: 200 - total flux cleaned = -0.000400517 Jy ! Total flux subtracted in 200 components = -0.000400517 Jy ! Clean residual min=-0.002688 max=0.002959 Jy/beam ! Clean residual mean=-0.000010 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 1.16434 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 152 components and 1.16434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066848Jy sigma=0.824654 ! Fit after self-cal, rms=0.066841Jy sigma=0.824514 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 (-2, -41). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270999 Jy ! Component: 100 - total flux cleaned = 0.00433632 Jy ! Component: 150 - total flux cleaned = 0.00546128 Jy ! Component: 200 - total flux cleaned = 0.00616017 Jy ! Total flux subtracted in 200 components = 0.00616017 Jy ! Clean residual min=-0.002502 max=0.001773 Jy/beam ! Clean residual mean=-0.000012 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 1.1705 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 184 components and 1.1705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066751Jy sigma=0.823468 ! Fit after self-cal, rms=0.066748Jy sigma=0.823391 ! 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=3.293 mas, bmaj=7.583 mas, bpa=-4.93 degrees ! Estimated noise=0.687178 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.293 x 7.583 at -4.93 degrees (North through East) ! Clean map min=-0.0024652 max=1.0695 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066748Jy sigma=0.823391 ! Fit after self-cal, rms=0.061737Jy sigma=0.746387 ! Inverting map and beam ! Estimated beam: bmin=3.294 mas, bmaj=7.586 mas, bpa=-4.929 degrees ! Estimated noise=0.687325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00063842 Jy ! Component: 100 - total flux cleaned = -0.000460694 Jy ! Component: 150 - total flux cleaned = -0.000185518 Jy ! Component: 200 - total flux cleaned = 0.000174504 Jy ! Total flux subtracted in 200 components = 0.000174504 Jy ! Clean residual min=-0.002121 max=0.001993 Jy/beam ! Clean residual mean=-0.000005 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 1.17067 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 203 components and 1.17067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061637Jy sigma=0.744944 ! Fit after self-cal, rms=0.061633Jy sigma=0.744893 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000168335 Jy ! Component: 100 - total flux cleaned = 7.35831e-05 Jy ! Component: 150 - total flux cleaned = 0.000345742 Jy ! Component: 200 - total flux cleaned = 0.000559416 Jy ! Total flux subtracted in 200 components = 0.000559416 Jy ! Clean residual min=-0.002043 max=0.001962 Jy/beam ! Clean residual mean=-0.000006 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 1.17123 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 217 components and 1.17123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061572Jy sigma=0.744007 ! Fit after self-cal, rms=0.061568Jy sigma=0.743984 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061568Jy sigma=0.743984 ! Fit after self-cal, rms=0.061564Jy sigma=0.743878 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=2.629 mas, bmaj=6.387 mas, bpa=-5.89 degrees ! Estimated noise=0.902413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.822974 Jy ! Component: 100 - total flux cleaned = 1.00527 Jy ! Component: 150 - total flux cleaned = 1.06793 Jy ! Component: 200 - total flux cleaned = 1.09697 Jy ! Total flux subtracted in 200 components = 1.09697 Jy ! Clean residual min=-0.005124 max=0.014127 Jy/beam ! Clean residual mean=-0.000022 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 1.09696 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.09696 Jy ! Inverting map and beam ! Estimated beam: bmin=3.294 mas, bmaj=7.587 mas, bpa=-4.928 degrees ! Estimated noise=0.687276 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 = 0.0223538 Jy ! Component: 100 - total flux cleaned = 0.0339762 Jy ! Component: 150 - total flux cleaned = 0.0414218 Jy ! Component: 200 - total flux cleaned = 0.0468519 Jy ! Total flux subtracted in 200 components = 0.0468519 Jy ! Clean residual min=-0.002673 max=0.003671 Jy/beam ! Clean residual mean=-0.000014 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 1.14382 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 62 components and 1.14382 Jy ! Inverting map ! Added new window around map position (3.5, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00411533 Jy ! Component: 100 - total flux cleaned = 0.00671491 Jy ! Component: 150 - total flux cleaned = 0.00914867 Jy ! Component: 200 - total flux cleaned = 0.0112827 Jy ! Total flux subtracted in 200 components = 0.0112827 Jy ! Clean residual min=-0.002206 max=0.002027 Jy/beam ! Clean residual mean=-0.000009 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 1.1551 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 92 components and 1.1551 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=7.213 mas, bmaj=11.25 mas, bpa=-6.067 degrees ! Estimated noise=0.890361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00329406 Jy ! Component: 100 - total flux cleaned = 0.00581474 Jy ! Component: 150 - total flux cleaned = 0.00764493 Jy ! Component: 200 - total flux cleaned = 0.00905291 Jy ! Total flux subtracted in 200 components = 0.00905291 Jy ! Clean residual min=-0.002414 max=0.001912 Jy/beam ! Clean residual mean=-0.000016 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 1.16415 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 = 0.00122417 Jy ! Component: 100 - total flux cleaned = 0.00224131 Jy ! Component: 150 - total flux cleaned = 0.00314047 Jy ! Component: 200 - total flux cleaned = 0.0039016 Jy ! Total flux subtracted in 200 components = 0.0039016 Jy ! Clean residual min=-0.002369 max=0.001730 Jy/beam ! Clean residual mean=-0.000014 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 1.16805 Jy ! Adding 115 model components to the UV plane model. ! The established model now contains 203 components and 1.16805 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.294 mas, bmaj=7.587 mas, bpa=-4.928 degrees ! Estimated noise=0.687276 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0004353 Jy ! Component: 100 - total flux cleaned = 0.0011616 Jy ! Component: 150 - total flux cleaned = 0.00144368 Jy ! Component: 200 - total flux cleaned = 0.0016523 Jy ! Total flux subtracted in 200 components = 0.0016523 Jy ! Clean residual min=-0.002120 max=0.002105 Jy/beam ! Clean residual mean=-0.000006 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 1.16971 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 226 components and 1.16971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061667Jy sigma=0.745979 ! Fit after self-cal, rms=0.061593Jy sigma=0.745081 wmodel J2031+1219_S_a_map.mod ! Writing 226 model components to file: J2031+1219_S_a_map.mod wobs J2031+1219_S_a_uvs.fits ! Writing UV FITS file: J2031+1219_S_a_uvs.fits wwins J2031+1219_S_a_map.win ! wwins: Wrote 5 windows to J2031+1219_S_a_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 = -0.000228219 Jy ! Component: 100 - total flux cleaned = -0.000685379 Jy ! Component: 150 - total flux cleaned = -0.00108614 Jy ! Component: 200 - total flux cleaned = -0.00144108 Jy ! Component: 250 - total flux cleaned = -0.00166097 Jy ! Component: 300 - total flux cleaned = -0.0019689 Jy ! Component: 350 - total flux cleaned = -0.00221051 Jy ! Component: 400 - total flux cleaned = -0.00235899 Jy ! Component: 450 - total flux cleaned = -0.00241788 Jy ! Component: 500 - total flux cleaned = -0.00264917 Jy ! Component: 550 - total flux cleaned = -0.00282002 Jy ! Component: 600 - total flux cleaned = -0.00290413 Jy ! Component: 650 - total flux cleaned = -0.00293197 Jy ! Component: 700 - total flux cleaned = -0.00306951 Jy ! Component: 750 - total flux cleaned = -0.00315085 Jy ! Component: 800 - total flux cleaned = -0.00328535 Jy ! Component: 850 - total flux cleaned = -0.00333841 Jy ! Component: 900 - total flux cleaned = -0.00339127 Jy ! Component: 950 - total flux cleaned = -0.00349571 Jy ! Component: 1000 - total flux cleaned = -0.00346986 Jy ! Component: 1050 - total flux cleaned = -0.00364992 Jy ! Component: 1100 - total flux cleaned = -0.00367536 Jy ! Component: 1150 - total flux cleaned = -0.00375157 Jy ! Component: 1200 - total flux cleaned = -0.0038271 Jy ! Component: 1250 - total flux cleaned = -0.00392684 Jy ! Component: 1300 - total flux cleaned = -0.00397645 Jy ! Component: 1350 - total flux cleaned = -0.00402594 Jy ! Component: 1400 - total flux cleaned = -0.00417285 Jy ! Component: 1450 - total flux cleaned = -0.00426983 Jy ! Component: 1500 - total flux cleaned = -0.00436629 Jy ! Component: 1550 - total flux cleaned = -0.0044145 Jy ! Component: 1600 - total flux cleaned = -0.00450973 Jy ! Component: 1650 - total flux cleaned = -0.00460436 Jy ! Component: 1700 - total flux cleaned = -0.00474546 Jy ! Component: 1750 - total flux cleaned = -0.00472197 Jy ! Component: 1800 - total flux cleaned = -0.00479171 Jy ! Component: 1850 - total flux cleaned = -0.00490725 Jy ! Component: 1900 - total flux cleaned = -0.0048383 Jy ! Component: 1950 - total flux cleaned = -0.00511294 Jy ! Component: 2000 - total flux cleaned = -0.00518116 Jy ! Component: 2050 - total flux cleaned = -0.00518101 Jy ! Component: 2100 - total flux cleaned = -0.00531609 Jy ! Component: 2150 - total flux cleaned = -0.00536108 Jy ! Component: 2200 - total flux cleaned = -0.00545029 Jy ! Component: 2250 - total flux cleaned = -0.00545018 Jy ! Component: 2300 - total flux cleaned = -0.00545038 Jy ! Component: 2350 - total flux cleaned = -0.00553848 Jy ! Component: 2400 - total flux cleaned = -0.00560438 Jy ! Component: 2450 - total flux cleaned = -0.00566959 Jy ! Component: 2500 - total flux cleaned = -0.0057779 Jy ! Component: 2550 - total flux cleaned = -0.00562661 Jy ! Component: 2600 - total flux cleaned = -0.00573413 Jy ! Component: 2650 - total flux cleaned = -0.00571267 Jy ! Component: 2700 - total flux cleaned = -0.00569146 Jy ! Component: 2750 - total flux cleaned = -0.00575528 Jy ! Component: 2800 - total flux cleaned = -0.00575537 Jy ! Component: 2850 - total flux cleaned = -0.00573422 Jy ! Component: 2900 - total flux cleaned = -0.0058181 Jy ! Component: 2950 - total flux cleaned = -0.00577632 Jy ! Component: 3000 - total flux cleaned = -0.00577643 Jy ! Component: 3050 - total flux cleaned = -0.00581772 Jy ! Component: 3100 - total flux cleaned = -0.00577677 Jy ! Component: 3150 - total flux cleaned = -0.00583831 Jy ! Component: 3200 - total flux cleaned = -0.00579745 Jy ! Component: 3250 - total flux cleaned = -0.00596007 Jy ! Component: 3300 - total flux cleaned = -0.00583843 Jy ! Component: 3350 - total flux cleaned = -0.005778 Jy ! Component: 3400 - total flux cleaned = -0.00583836 Jy ! Component: 3450 - total flux cleaned = -0.00585844 Jy ! Component: 3500 - total flux cleaned = -0.00583831 Jy ! Component: 3550 - total flux cleaned = -0.0058384 Jy ! Component: 3600 - total flux cleaned = -0.00587789 Jy ! Component: 3650 - total flux cleaned = -0.0058582 Jy ! Component: 3700 - total flux cleaned = -0.00585818 Jy ! Component: 3750 - total flux cleaned = -0.00593635 Jy ! Component: 3800 - total flux cleaned = -0.00587778 Jy ! Component: 3850 - total flux cleaned = -0.00593614 Jy ! Component: 3900 - total flux cleaned = -0.00589741 Jy ! Component: 3950 - total flux cleaned = -0.00585887 Jy ! Component: 4000 - total flux cleaned = -0.00591662 Jy ! Component: 4050 - total flux cleaned = -0.00597404 Jy ! Total flux subtracted in 4096 components = -0.00593585 Jy ! Clean residual min=-0.001209 max=0.001576 Jy/beam ! Clean residual mean=-0.000003 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 1.16377 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 535 components and 1.16377 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2031+1219_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.294 x 7.587 at -4.928 degrees (North through East) ! Clean map min=-0.0019487 max=1.0737 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2031+1219_S_a_map.fits wmodel /vlbi/uf001/uvm//J2031+1219_S_a_map.mod ! Writing 535 model components to file: /vlbi/uf001/uvm//J2031+1219_S_a_map.mod wobs /vlbi/uf001/uvm//J2031+1219_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2031+1219_S_a_uvs.fits wwins /vlbi/uf001/uvm//J2031+1219_S_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J2031+1219_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.07366 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000367427 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.102666 0.102666 0.205333 0.410665 0.821331 1.64266 3.28532 6.57065 13.1413 26.2826 52.5652 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.073 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2922.09 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2031+1219_S_a_dfm.log closed on Sun Jan 13 22:29:14 2019