! Started logfile: /image_prod/ug002_uvm//J0739+0137_S_a_dfm.log on Wed Mar 4 16:48:15 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uvm//J0739+0137_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J0739+0137_S_a_uvm.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! AN table 2: 18 integrations on 45 of 45 possible baselines. ! AN table 3: 18 integrations on 36 of 36 possible baselines. ! AN table 4: 18 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.786719 visibilities/baseline/integration-bin. ! Found source: J0739+0137 ! ! 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 40 lines of history. ! ! Reading 5367 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 J0739+0137_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 4 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! A total of 38 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! A total of 38 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! A total of 38 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.149578Jy sigma=8.126473 ! Fit after self-cal, rms=0.526255Jy sigma=3.653132 ! 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=2.824 mas, bmaj=6.904 mas, bpa=-2.407 degrees ! Estimated noise=1.86351 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 = 0.37061 Jy ! Component: 100 - total flux cleaned = 0.465265 Jy ! Total flux subtracted in 100 components = 0.465265 Jy ! Clean residual min=-0.025739 max=0.053362 Jy/beam ! Clean residual mean=0.000059 rms=0.006313 Jy/beam ! Combined flux in latest and established models = 0.465265 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.465265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.200094Jy sigma=1.323229 ! Fit after self-cal, rms=0.199876Jy sigma=1.321489 ! Inverting map ! Added new window around map position (-4, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0591679 Jy ! Component: 100 - total flux cleaned = 0.098234 Jy ! Total flux subtracted in 100 components = 0.098234 Jy ! Clean residual min=-0.021632 max=0.046899 Jy/beam ! Clean residual mean=0.000047 rms=0.005341 Jy/beam ! Combined flux in latest and established models = 0.563499 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.563499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.168164Jy sigma=1.097440 ! Fit after self-cal, rms=0.166353Jy sigma=1.087178 ! Inverting map ! Added new window around map position (-9, 2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0439714 Jy ! Component: 100 - total flux cleaned = 0.0716899 Jy ! Total flux subtracted in 100 components = 0.0716899 Jy ! Clean residual min=-0.018211 max=0.033913 Jy/beam ! Clean residual mean=0.000039 rms=0.004531 Jy/beam ! Combined flux in latest and established models = 0.635189 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 37 components and 0.635189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.146355Jy sigma=0.949027 ! Fit after self-cal, rms=0.145295Jy sigma=0.942249 ! Inverting map ! Added new window around map position (-15, 3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0328786 Jy ! Component: 100 - total flux cleaned = 0.0550462 Jy ! Total flux subtracted in 100 components = 0.0550462 Jy ! Clean residual min=-0.015374 max=0.022358 Jy/beam ! Clean residual mean=0.000033 rms=0.004009 Jy/beam ! Combined flux in latest and established models = 0.690235 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.690236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.132733Jy sigma=0.856039 ! Fit after self-cal, rms=0.132095Jy sigma=0.852185 ! 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=3.512 mas, bmaj=8.075 mas, bpa=-1.343 degrees ! Estimated noise=1.42604 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 = 0.0306898 Jy ! Component: 100 - total flux cleaned = 0.0528294 Jy ! Component: 150 - total flux cleaned = 0.0698743 Jy ! Component: 200 - total flux cleaned = 0.0833271 Jy ! Total flux subtracted in 200 components = 0.0833271 Jy ! Clean residual min=-0.012001 max=0.017819 Jy/beam ! Clean residual mean=0.000007 rms=0.003400 Jy/beam ! Combined flux in latest and established models = 0.773563 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 95 components and 0.773563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.121315Jy sigma=0.778290 ! Fit after self-cal, rms=0.120788Jy sigma=0.774858 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.512 x 8.075 at -1.343 degrees (North through East) ! Clean map min=-0.012951 max=0.49455 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.92 KP 0.93 LA 0.91 ! MK 0.85 NL 0.87 OV 0.93 SC 0.80 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.06 HN 0.99 KP 0.97 ! LA 0.99 MK 1.06 NL 0.97 OV 1.03 ! PT 0.94 SC 1.15 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.01 KP 0.97 LA 0.97 ! MK 1.21 NL 0.96 OV 0.81 PT 0.96 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 1.05 HN 1.06 KP 1.05 ! LA 1.08 NL 1.03 OV 1.01 PT 1.05 ! SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.87 KP 0.90 LA 0.95 ! MK 0.87 NL 0.88 OV 1.00 SC 1.30 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 1.06 HN 0.99 KP 0.95 ! LA 1.01 MK 1.04 NL 0.99 OV 0.99 ! PT 0.96 SC 1.14 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.02 KP 0.97 LA 0.96 ! MK 1.13 NL 0.96 OV 0.88 PT 0.97 ! SC 0.89 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.09 FD 1.03 HN 1.06 KP 1.12 ! LA 1.09 NL 0.98 OV 1.01 PT 1.03 ! SC 1.12 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.92 KP 0.90 LA 0.94 ! MK 0.86 NL 0.94 OV 0.94 SC 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.04 HN 1.01 KP 0.96 ! LA 0.99 MK 1.01 NL 1.04 OV 0.98 ! PT 0.97 SC 1.22 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.98 KP 0.99 LA 0.98 ! MK 1.12 NL 0.89 OV 0.80 PT 0.96 ! SC 0.89 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 1.05 HN 1.10 KP 1.11 ! LA 1.09 NL 0.95 OV 1.00 PT 1.08 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.120788Jy sigma=0.774858 ! Fit after self-cal, rms=0.103194Jy sigma=0.610547 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.552 mas, bmaj=8.118 mas, bpa=-1.223 degrees ! Estimated noise=1.40137 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 (-22.5, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165529 Jy ! Component: 100 - total flux cleaned = 0.0253415 Jy ! Component: 150 - total flux cleaned = 0.0308411 Jy ! Component: 200 - total flux cleaned = 0.0348926 Jy ! Total flux subtracted in 200 components = 0.0348926 Jy ! Clean residual min=-0.009564 max=0.011173 Jy/beam ! Clean residual mean=0.000028 rms=0.002092 Jy/beam ! Combined flux in latest and established models = 0.808455 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 119 components and 0.808455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099632Jy sigma=0.586297 ! Fit after self-cal, rms=0.099288Jy sigma=0.583217 ! 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=0.099288Jy sigma=0.583217 ! Fit after self-cal, rms=0.113047Jy sigma=0.466843 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.549 mas, bmaj=8.155 mas, bpa=-1.171 degrees ! Estimated noise=1.41462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00971024 Jy ! Component: 100 - total flux cleaned = 0.0131042 Jy ! Component: 150 - total flux cleaned = 0.0157746 Jy ! Component: 200 - total flux cleaned = 0.0174309 Jy ! Total flux subtracted in 200 components = 0.0174309 Jy ! Clean residual min=-0.004484 max=0.006157 Jy/beam ! Clean residual mean=0.000001 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.825886 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 151 components and 0.825886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.111956Jy sigma=0.454724 ! Fit after self-cal, rms=0.112258Jy sigma=0.453320 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 (3.5, -89). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00519039 Jy ! Component: 100 - total flux cleaned = 0.00777612 Jy ! Component: 150 - total flux cleaned = 0.0097947 Jy ! Component: 200 - total flux cleaned = 0.0108242 Jy ! Total flux subtracted in 200 components = 0.0108242 Jy ! Clean residual min=-0.004628 max=0.004335 Jy/beam ! Clean residual mean=0.000002 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.83671 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 168 components and 0.83671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.111889Jy sigma=0.449316 ! Fit after self-cal, rms=0.111885Jy sigma=0.449110 ! 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=0.111885Jy sigma=0.449110 ! Fit after self-cal, rms=0.113587Jy sigma=0.428487 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.537 mas, bmaj=8.148 mas, bpa=-1.203 degrees ! Estimated noise=1.40881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360767 Jy ! Component: 100 - total flux cleaned = 0.00426303 Jy ! Component: 150 - total flux cleaned = 0.00469914 Jy ! Component: 200 - total flux cleaned = 0.00509557 Jy ! Total flux subtracted in 200 components = 0.00509557 Jy ! Clean residual min=-0.003350 max=0.003539 Jy/beam ! Clean residual mean=-0.000001 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.841806 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 188 components and 0.841806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113272Jy sigma=0.425684 ! Fit after self-cal, rms=0.113301Jy sigma=0.425517 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 (7.5, -30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313454 Jy ! Component: 100 - total flux cleaned = 0.00392208 Jy ! Component: 150 - total flux cleaned = 0.00418839 Jy ! Component: 200 - total flux cleaned = 0.00452414 Jy ! Total flux subtracted in 200 components = 0.00452414 Jy ! Clean residual min=-0.003220 max=0.003243 Jy/beam ! Clean residual mean=-0.000000 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.84633 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 203 components and 0.84633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113117Jy sigma=0.423729 ! Fit after self-cal, rms=0.113124Jy sigma=0.423692 ! Inverting map ! Added new window around map position (-40, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156032 Jy ! Component: 100 - total flux cleaned = 0.00189987 Jy ! Component: 150 - total flux cleaned = 0.00229167 Jy ! Component: 200 - total flux cleaned = 0.0026635 Jy ! Total flux subtracted in 200 components = 0.0026635 Jy ! Clean residual min=-0.002969 max=0.002871 Jy/beam ! Clean residual mean=0.000000 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.848993 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 211 components and 0.848993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.112949Jy sigma=0.422170 ! Fit after self-cal, rms=0.112967Jy sigma=0.422130 ! 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=0.112967Jy sigma=0.422130 ! Fit after self-cal, rms=0.113878Jy sigma=0.421638 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.736 mas, bmaj=12.71 mas, bpa=-0.8649 degrees ! Estimated noise=1.73022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191224 Jy ! Component: 100 - total flux cleaned = 0.00275473 Jy ! Component: 150 - total flux cleaned = 0.00309179 Jy ! Component: 200 - total flux cleaned = 0.00326147 Jy ! Total flux subtracted in 200 components = 0.00326147 Jy ! Clean residual min=-0.002217 max=0.002316 Jy/beam ! Clean residual mean=0.000004 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.852255 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 239 components and 0.852255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113839Jy sigma=0.421300 ! Fit after self-cal, rms=0.113858Jy sigma=0.421274 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 = 0.000527365 Jy ! Component: 100 - total flux cleaned = 0.000601797 Jy ! Component: 150 - total flux cleaned = 0.000505211 Jy ! Component: 200 - total flux cleaned = 0.0003834 Jy ! Total flux subtracted in 200 components = 0.0003834 Jy ! Clean residual min=-0.002217 max=0.002257 Jy/beam ! Clean residual mean=0.000004 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.852638 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 253 components and 0.852638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113841Jy sigma=0.421101 ! Fit after self-cal, rms=0.113847Jy sigma=0.421096 ! 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=3.534 mas, bmaj=8.145 mas, bpa=-1.225 degrees ! Estimated noise=1.40802 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.534 x 8.145 at -1.225 degrees (North through East) ! Clean map min=-0.0025052 max=0.48772 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=2.831 mas, bmaj=6.923 mas, bpa=-2.196 degrees ! Estimated noise=1.86447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.370499 Jy ! Component: 100 - total flux cleaned = 0.473228 Jy ! Component: 150 - total flux cleaned = 0.537384 Jy ! Component: 200 - total flux cleaned = 0.585057 Jy ! Total flux subtracted in 200 components = 0.585057 Jy ! Clean residual min=-0.012578 max=0.027829 Jy/beam ! Clean residual mean=0.000026 rms=0.003204 Jy/beam ! Combined flux in latest and established models = 0.585057 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.585057 Jy ! Inverting map and beam ! Estimated beam: bmin=3.534 mas, bmaj=8.145 mas, bpa=-1.225 degrees ! Estimated noise=1.40802 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 = 0.0585718 Jy ! Component: 100 - total flux cleaned = 0.0984595 Jy ! Component: 150 - total flux cleaned = 0.127608 Jy ! Component: 200 - total flux cleaned = 0.149928 Jy ! Total flux subtracted in 200 components = 0.149928 Jy ! Clean residual min=-0.007853 max=0.013070 Jy/beam ! Clean residual mean=0.000005 rms=0.002340 Jy/beam ! Combined flux in latest and established models = 0.734985 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 96 components and 0.734985 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0174163 Jy ! Component: 100 - total flux cleaned = 0.0312363 Jy ! Component: 150 - total flux cleaned = 0.0423248 Jy ! Component: 200 - total flux cleaned = 0.0513276 Jy ! Total flux subtracted in 200 components = 0.0513276 Jy ! Clean residual min=-0.004277 max=0.005415 Jy/beam ! Clean residual mean=0.000001 rms=0.001252 Jy/beam ! Combined flux in latest and established models = 0.786313 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 154 components and 0.786313 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00738484 Jy ! Component: 100 - total flux cleaned = 0.0135626 Jy ! Component: 150 - total flux cleaned = 0.0188505 Jy ! Component: 200 - total flux cleaned = 0.0234674 Jy ! Total flux subtracted in 200 components = 0.0234674 Jy ! Clean residual min=-0.003353 max=0.003584 Jy/beam ! Clean residual mean=0.000001 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 0.80978 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 207 components and 0.80978 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=7.736 mas, bmaj=12.71 mas, bpa=-0.8649 degrees ! Estimated noise=1.73022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00673663 Jy ! Component: 100 - total flux cleaned = 0.0116911 Jy ! Component: 150 - total flux cleaned = 0.0156102 Jy ! Component: 200 - total flux cleaned = 0.0189177 Jy ! Total flux subtracted in 200 components = 0.0189177 Jy ! Clean residual min=-0.002686 max=0.002928 Jy/beam ! Clean residual mean=0.000001 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.828698 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 = 0.00286478 Jy ! Component: 100 - total flux cleaned = 0.0053602 Jy ! Component: 150 - total flux cleaned = 0.00753887 Jy ! Component: 200 - total flux cleaned = 0.00929443 Jy ! Total flux subtracted in 200 components = 0.00929443 Jy ! Clean residual min=-0.002302 max=0.002513 Jy/beam ! Clean residual mean=0.000002 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.837992 Jy ! Adding 141 model components to the UV plane model. ! The established model now contains 321 components and 0.837993 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.534 mas, bmaj=8.145 mas, bpa=-1.225 degrees ! Estimated noise=1.40802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000573527 Jy ! Component: 100 - total flux cleaned = 0.00104594 Jy ! Component: 150 - total flux cleaned = 0.00140451 Jy ! Component: 200 - total flux cleaned = 0.00173525 Jy ! Total flux subtracted in 200 components = 0.00173525 Jy ! Clean residual min=-0.002382 max=0.002632 Jy/beam ! Clean residual mean=0.000001 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.839728 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 353 components and 0.839728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113876Jy sigma=0.419917 ! Fit after self-cal, rms=0.113885Jy sigma=0.419198 wmodel J0739+0137_S_a_map.mod ! Writing 353 model components to file: J0739+0137_S_a_map.mod wobs J0739+0137_S_a_uvs.fits ! Writing UV FITS file: J0739+0137_S_a_uvs.fits wwins J0739+0137_S_a_map.win ! wwins: Wrote 8 windows to J0739+0137_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 = 0.00083087 Jy ! Component: 100 - total flux cleaned = 0.00118646 Jy ! Component: 150 - total flux cleaned = 0.00127093 Jy ! Component: 200 - total flux cleaned = 0.00123221 Jy ! Component: 250 - total flux cleaned = 0.00115499 Jy ! Component: 300 - total flux cleaned = 0.00111653 Jy ! Component: 350 - total flux cleaned = 0.00100547 Jy ! Component: 400 - total flux cleaned = 0.000969114 Jy ! Component: 450 - total flux cleaned = 0.000933141 Jy ! Component: 500 - total flux cleaned = 0.000793509 Jy ! Component: 550 - total flux cleaned = 0.000827624 Jy ! Component: 600 - total flux cleaned = 0.000794537 Jy ! Component: 650 - total flux cleaned = 0.000861422 Jy ! Component: 700 - total flux cleaned = 0.000926511 Jy ! Component: 750 - total flux cleaned = 0.000829436 Jy ! Component: 800 - total flux cleaned = 0.000797384 Jy ! Component: 850 - total flux cleaned = 0.000828437 Jy ! Component: 900 - total flux cleaned = 0.000859041 Jy ! Component: 950 - total flux cleaned = 0.00085892 Jy ! Component: 1000 - total flux cleaned = 0.000950127 Jy ! Component: 1050 - total flux cleaned = 0.00091969 Jy ! Component: 1100 - total flux cleaned = 0.000919703 Jy ! Component: 1150 - total flux cleaned = 0.00097868 Jy ! Component: 1200 - total flux cleaned = 0.00103751 Jy ! Component: 1250 - total flux cleaned = 0.00106668 Jy ! Component: 1300 - total flux cleaned = 0.00109547 Jy ! Component: 1350 - total flux cleaned = 0.00118111 Jy ! Component: 1400 - total flux cleaned = 0.00112439 Jy ! Component: 1450 - total flux cleaned = 0.00118059 Jy ! Component: 1500 - total flux cleaned = 0.00112454 Jy ! Component: 1550 - total flux cleaned = 0.00112438 Jy ! Component: 1600 - total flux cleaned = 0.0010422 Jy ! Component: 1650 - total flux cleaned = 0.00112419 Jy ! Component: 1700 - total flux cleaned = 0.000988739 Jy ! Component: 1750 - total flux cleaned = 0.00101619 Jy ! Component: 1800 - total flux cleaned = 0.00109673 Jy ! Component: 1850 - total flux cleaned = 0.00107001 Jy ! Component: 1900 - total flux cleaned = 0.00107006 Jy ! Component: 1950 - total flux cleaned = 0.000939168 Jy ! Component: 2000 - total flux cleaned = 0.000991251 Jy ! Component: 2050 - total flux cleaned = 0.00114603 Jy ! Component: 2100 - total flux cleaned = 0.00109462 Jy ! Component: 2150 - total flux cleaned = 0.000992366 Jy ! Component: 2200 - total flux cleaned = 0.000992223 Jy ! Component: 2250 - total flux cleaned = 0.000992275 Jy ! Component: 2300 - total flux cleaned = 0.000891863 Jy ! Component: 2350 - total flux cleaned = 0.000917043 Jy ! Component: 2400 - total flux cleaned = 0.000867219 Jy ! Component: 2450 - total flux cleaned = 0.000842713 Jy ! Component: 2500 - total flux cleaned = 0.000744475 Jy ! Component: 2550 - total flux cleaned = 0.000841984 Jy ! Component: 2600 - total flux cleaned = 0.000817546 Jy ! Component: 2650 - total flux cleaned = 0.000841683 Jy ! Component: 2700 - total flux cleaned = 0.00072189 Jy ! Component: 2750 - total flux cleaned = 0.000673974 Jy ! Component: 2800 - total flux cleaned = 0.000673915 Jy ! Component: 2850 - total flux cleaned = 0.000673999 Jy ! Component: 2900 - total flux cleaned = 0.000486068 Jy ! Component: 2950 - total flux cleaned = 0.000556078 Jy ! Component: 3000 - total flux cleaned = 0.000486249 Jy ! Component: 3050 - total flux cleaned = 0.00046308 Jy ! Component: 3100 - total flux cleaned = 0.000508863 Jy ! Component: 3150 - total flux cleaned = 0.000371186 Jy ! Component: 3200 - total flux cleaned = 0.000371223 Jy ! Component: 3250 - total flux cleaned = 0.000416682 Jy ! Component: 3300 - total flux cleaned = 0.000281128 Jy ! Component: 3350 - total flux cleaned = 0.00028103 Jy ! Component: 3400 - total flux cleaned = 0.000325696 Jy ! Component: 3450 - total flux cleaned = 0.000281081 Jy ! Component: 3500 - total flux cleaned = 0.00023672 Jy ! Component: 3550 - total flux cleaned = 0.000258727 Jy ! Component: 3600 - total flux cleaned = 0.000170744 Jy ! Component: 3650 - total flux cleaned = 0.000214607 Jy ! Component: 3700 - total flux cleaned = 0.000149164 Jy ! Component: 3750 - total flux cleaned = 0.000149198 Jy ! Component: 3800 - total flux cleaned = 0.000192446 Jy ! Component: 3850 - total flux cleaned = 0.000170749 Jy ! Component: 3900 - total flux cleaned = 0.000213632 Jy ! Component: 3950 - total flux cleaned = 0.000149537 Jy ! Component: 4000 - total flux cleaned = 0.000149705 Jy ! Component: 4050 - total flux cleaned = 0.000191872 Jy ! Total flux subtracted in 4096 components = 0.000128654 Jy ! Clean residual min=-0.001219 max=0.001417 Jy/beam ! Clean residual mean=0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.839857 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 644 components and 0.839857 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J0739+0137_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.534 x 8.145 at -1.225 degrees (North through East) ! Clean map min=-0.0020421 max=0.4908 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J0739+0137_S_a_map.fits wmodel /image_prod/ug002_uvm//J0739+0137_S_a_map.mod ! Writing 644 model components to file: /image_prod/ug002_uvm//J0739+0137_S_a_map.mod wobs /image_prod/ug002_uvm//J0739+0137_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J0739+0137_S_a_uvs.fits wwins /image_prod/ug002_uvm//J0739+0137_S_a_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uvm//J0739+0137_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.490802 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000396331 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.242255 0.242255 0.48451 0.969021 1.93804 3.87608 7.75217 15.5043 31.0087 62.0173 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.49 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1238.36 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J0739+0137_S_a_dfm.log closed on Wed Mar 4 16:48:21 2020