! Started logfile: /vlbi/uf001/uvm//J0457-2324_S_a_dfm.log on Sun Jan 13 20:47:21 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//J0457-2324_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0457-2324_S_a_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 58 integrations on 45 of 45 possible baselines. ! AN table 3: 18 integrations on 36 of 36 possible baselines. ! AN table 4: 11 integrations on 1 of 1 possible baselines. ! AN table 5: 9 integrations on 36 of 36 possible baselines. ! AN table 6: 13 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.529352 visibilities/baseline/integration-bin. ! Found source: J0457-2324 ! ! 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 7764 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 J0457-2324_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 158 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 58 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! A total of 50 telescope corrections were flagged in sub-array 5. ! A total of 85 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 158 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 58 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! A total of 50 telescope corrections were flagged in sub-array 5. ! A total of 85 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 158 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 58 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! A total of 50 telescope corrections were flagged in sub-array 5. ! A total of 85 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=2.527353Jy sigma=19.168188 ! Fit after self-cal, rms=1.365141Jy sigma=10.072805 ! 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=2.411 mas, bmaj=6.386 mas, bpa=-4.311 degrees ! Estimated noise=1.65593 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 = 1.64987 Jy ! Component: 100 - total flux cleaned = 2.01415 Jy ! Total flux subtracted in 100 components = 2.01415 Jy ! Clean residual min=-0.072212 max=0.119880 Jy/beam ! Clean residual mean=-0.000247 rms=0.013013 Jy/beam ! Combined flux in latest and established models = 2.01415 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 2.01415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.592064Jy sigma=4.066559 ! Fit after self-cal, rms=0.592057Jy sigma=4.066540 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.125218 Jy ! Component: 100 - total flux cleaned = 0.189257 Jy ! Total flux subtracted in 100 components = 0.189257 Jy ! Clean residual min=-0.073440 max=0.081838 Jy/beam ! Clean residual mean=-0.000271 rms=0.012036 Jy/beam ! Combined flux in latest and established models = 2.20341 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 2.20341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.536025Jy sigma=3.746113 ! Fit after self-cal, rms=0.536015Jy sigma=3.746050 ! Inverting map ! Added new window around map position (-3, 8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0676522 Jy ! Component: 100 - total flux cleaned = 0.096133 Jy ! Total flux subtracted in 100 components = 0.096133 Jy ! Clean residual min=-0.075025 max=0.079122 Jy/beam ! Clean residual mean=-0.000278 rms=0.011619 Jy/beam ! Combined flux in latest and established models = 2.29954 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 2.29954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.517314Jy sigma=3.614326 ! Fit after self-cal, rms=0.515981Jy sigma=3.602812 ! 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=3.199 mas, bmaj=8.022 mas, bpa=-3.507 degrees ! Estimated noise=1.17888 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 (3, -9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.108137 Jy ! Component: 100 - total flux cleaned = 0.178131 Jy ! Component: 150 - total flux cleaned = 0.228573 Jy ! Component: 200 - total flux cleaned = 0.263821 Jy ! Total flux subtracted in 200 components = 0.263821 Jy ! Clean residual min=-0.073749 max=0.060892 Jy/beam ! Clean residual mean=-0.000759 rms=0.014598 Jy/beam ! Combined flux in latest and established models = 2.56337 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 57 components and 2.56336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.484804Jy sigma=3.380818 ! Fit after self-cal, rms=0.484317Jy sigma=3.375040 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.199 x 8.022 at -3.507 degrees (North through East) ! Clean map min=-0.070734 max=2.1263 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.99 KP 1.05 ! LA 1.12 NL 1.07 OV 1.04 PT 1.32 ! SC 0.95 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.90 HN 1.07 KP 1.00 ! LA 0.97 MK 0.98 NL 1.04 OV 0.95 ! PT 0.97 SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 0.90 HN 1.00 KP 1.00 ! LA 0.96 MK 0.97 NL 1.03 OV 0.93 ! PT 0.98 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* MK 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.84 FD 0.91 KP 0.96 LA 0.92 ! MK 0.96 NL 0.87 OV 0.90 PT 0.95 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 6: ! BR 2.32 HN 1.50 KP 1.06 LA 0.98 ! MK 1.08 NL 1.14 OV 0.97 PT 0.99 ! SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.02 KP 1.05 ! LA 1.03 NL 1.06 OV 1.00 PT 1.35 ! SC 0.93 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.90 HN 1.09 KP 1.00 ! LA 0.94 MK 0.99 NL 1.06 OV 0.96 ! PT 0.97 SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 2.27 FD 0.90 HN 1.07 KP 1.02 ! LA 0.97 MK 1.01 NL 1.05 OV 0.88 ! PT 0.98 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* MK 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.23 FD 0.88 KP 0.96 LA 0.93 ! MK 0.94 NL 0.96 OV 0.92 PT 0.95 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 6: ! BR 3.41 HN 1.52 KP 1.03 LA 1.02 ! MK 1.08 NL 1.19 OV 0.94 PT 1.00 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.99 KP 1.08 ! LA 1.03 NL 1.07 OV 1.02 PT 1.31 ! SC 0.95 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.92 HN 1.09 KP 1.00 ! LA 0.94 MK 1.00 NL 1.05 OV 0.95 ! PT 0.97 SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.52 FD 0.92 HN 1.07 KP 1.01 ! LA 0.96 MK 1.09 NL 1.03 OV 0.93 ! PT 0.99 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* MK 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.95 FD 0.89 KP 0.97 LA 0.91 ! MK 0.95 NL 0.97 OV 0.87 PT 0.94 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 6: ! BR 2.23 HN 1.53 KP 1.04 LA 1.02 ! MK 1.11 NL 1.15 OV 0.95 PT 0.99 ! SC 1.07 ! ! ! Fit before self-cal, rms=0.484317Jy sigma=3.375040 ! Fit after self-cal, rms=0.427799Jy sigma=2.278802 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.211 mas, bmaj=8.04 mas, bpa=-3.612 degrees ! Estimated noise=1.1985 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 = -0.0131025 Jy ! Component: 100 - total flux cleaned = -0.0191771 Jy ! Component: 150 - total flux cleaned = -0.0248933 Jy ! Component: 200 - total flux cleaned = -0.0279639 Jy ! Total flux subtracted in 200 components = -0.0279639 Jy ! Clean residual min=-0.035175 max=0.032829 Jy/beam ! Clean residual mean=-0.000410 rms=0.008030 Jy/beam ! Combined flux in latest and established models = 2.5354 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 2.5354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.423131Jy sigma=2.252052 ! Fit after self-cal, rms=0.423165Jy sigma=2.251154 ! 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=0.423165Jy sigma=2.251154 ! Fit after self-cal, rms=0.321242Jy sigma=1.331418 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.212 mas, bmaj=8.036 mas, bpa=-3.648 degrees ! Estimated noise=1.20622 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00504693 Jy ! Component: 100 - total flux cleaned = -0.00902334 Jy ! Component: 150 - total flux cleaned = -0.0124298 Jy ! Component: 200 - total flux cleaned = -0.015956 Jy ! Total flux subtracted in 200 components = -0.015956 Jy ! Clean residual min=-0.017230 max=0.016986 Jy/beam ! Clean residual mean=-0.000085 rms=0.003853 Jy/beam ! Combined flux in latest and established models = 2.51945 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 2.51945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.316143Jy sigma=1.294289 ! Fit after self-cal, rms=0.316101Jy sigma=1.293242 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 = -0.00362953 Jy ! Component: 100 - total flux cleaned = -0.00645627 Jy ! Component: 150 - total flux cleaned = -0.00935692 Jy ! Component: 200 - total flux cleaned = -0.0108339 Jy ! Total flux subtracted in 200 components = -0.0108339 Jy ! Clean residual min=-0.013745 max=0.015647 Jy/beam ! Clean residual mean=-0.000095 rms=0.003716 Jy/beam ! Combined flux in latest and established models = 2.50861 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 2.50861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.314225Jy sigma=1.281430 ! Fit after self-cal, rms=0.314189Jy sigma=1.280770 ! 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=0.314189Jy sigma=1.280770 ! Fit after self-cal, rms=0.188489Jy sigma=0.910571 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.214 mas, bmaj=8.043 mas, bpa=-3.651 degrees ! Estimated noise=1.2054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0128058 Jy ! Component: 100 - total flux cleaned = -0.0151985 Jy ! Component: 150 - total flux cleaned = -0.0164044 Jy ! Component: 200 - total flux cleaned = -0.017124 Jy ! Total flux subtracted in 200 components = -0.017124 Jy ! Clean residual min=-0.008679 max=0.012806 Jy/beam ! Clean residual mean=-0.000069 rms=0.002039 Jy/beam ! Combined flux in latest and established models = 2.49149 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 130 components and 2.49149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.186024Jy sigma=0.886483 ! Fit after self-cal, rms=0.185917Jy sigma=0.885340 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 (-4.5, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00630829 Jy ! Component: 100 - total flux cleaned = 0.00553984 Jy ! Component: 150 - total flux cleaned = 0.00551361 Jy ! Component: 200 - total flux cleaned = 0.00550241 Jy ! Total flux subtracted in 200 components = 0.00550241 Jy ! Clean residual min=-0.007467 max=0.007028 Jy/beam ! Clean residual mean=-0.000069 rms=0.001827 Jy/beam ! Combined flux in latest and established models = 2.49699 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 146 components and 2.49699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.184240Jy sigma=0.869177 ! Fit after self-cal, rms=0.184135Jy sigma=0.868124 ! 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=0.184135Jy sigma=0.868124 ! Fit after self-cal, rms=0.186031Jy sigma=0.861375 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.428 mas, bmaj=16.5 mas, bpa=0.3795 degrees ! Estimated noise=1.58476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00928388 Jy ! Component: 100 - total flux cleaned = -0.0112925 Jy ! Component: 150 - total flux cleaned = -0.012074 Jy ! Component: 200 - total flux cleaned = -0.012299 Jy ! Total flux subtracted in 200 components = -0.012299 Jy ! Clean residual min=-0.007601 max=0.007650 Jy/beam ! Clean residual mean=-0.000128 rms=0.002148 Jy/beam ! Combined flux in latest and established models = 2.48469 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 169 components and 2.48469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.185192Jy sigma=0.854761 ! Fit after self-cal, rms=0.185031Jy sigma=0.852884 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 = -0.000677744 Jy ! Component: 100 - total flux cleaned = -0.000473694 Jy ! Component: 150 - total flux cleaned = -0.000466643 Jy ! Component: 200 - total flux cleaned = -0.0006206 Jy ! Total flux subtracted in 200 components = -0.0006206 Jy ! Clean residual min=-0.007255 max=0.007531 Jy/beam ! Clean residual mean=-0.000127 rms=0.002061 Jy/beam ! Combined flux in latest and established models = 2.48407 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 185 components and 2.48407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.184588Jy sigma=0.849558 ! Fit after self-cal, rms=0.184547Jy sigma=0.848976 ! 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=3.213 mas, bmaj=8.047 mas, bpa=-3.608 degrees ! Estimated noise=1.20487 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.213 x 8.047 at -3.608 degrees (North through East) ! Clean map min=-0.0098029 max=2.1889 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=0.184547Jy sigma=0.848976 ! Fit after self-cal, rms=0.118120Jy sigma=0.637341 ! Inverting map and beam ! Estimated beam: bmin=3.213 mas, bmaj=8.053 mas, bpa=-3.661 degrees ! Estimated noise=1.20365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00749636 Jy ! Component: 100 - total flux cleaned = -0.00941071 Jy ! Component: 150 - total flux cleaned = -0.00988188 Jy ! Component: 200 - total flux cleaned = -0.0100981 Jy ! Total flux subtracted in 200 components = -0.0100981 Jy ! Clean residual min=-0.005247 max=0.005367 Jy/beam ! Clean residual mean=-0.000059 rms=0.001247 Jy/beam ! Combined flux in latest and established models = 2.47397 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 193 components and 2.47397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117015Jy sigma=0.625884 ! Fit after self-cal, rms=0.116992Jy sigma=0.625649 ! Inverting map ! Added new window around map position (-36.5, -39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226838 Jy ! Component: 100 - total flux cleaned = 0.00244575 Jy ! Component: 150 - total flux cleaned = 0.00261445 Jy ! Component: 200 - total flux cleaned = 0.00260775 Jy ! Total flux subtracted in 200 components = 0.00260775 Jy ! Clean residual min=-0.005099 max=0.004760 Jy/beam ! Clean residual mean=-0.000058 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 2.47658 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 204 components and 2.47658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116471Jy sigma=0.620201 ! Fit after self-cal, rms=0.116453Jy sigma=0.620038 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116453Jy sigma=0.620038 ! Fit after self-cal, rms=0.116489Jy sigma=0.616873 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=2.421 mas, bmaj=6.337 mas, bpa=-4.283 degrees ! Estimated noise=1.69764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.68434 Jy ! Component: 100 - total flux cleaned = 2.05488 Jy ! Component: 150 - total flux cleaned = 2.17835 Jy ! Component: 200 - total flux cleaned = 2.2446 Jy ! Total flux subtracted in 200 components = 2.2446 Jy ! Clean residual min=-0.016300 max=0.035014 Jy/beam ! Clean residual mean=-0.000017 rms=0.002985 Jy/beam ! Combined flux in latest and established models = 2.2446 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 17 model components to the UV plane model. ! The established model now contains 17 components and 2.2446 Jy ! Inverting map and beam ! Estimated beam: bmin=3.214 mas, bmaj=8.058 mas, bpa=-3.639 degrees ! Estimated noise=1.20292 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 = 0.079408 Jy ! Component: 100 - total flux cleaned = 0.123957 Jy ! Component: 150 - total flux cleaned = 0.151155 Jy ! Component: 200 - total flux cleaned = 0.169582 Jy ! Total flux subtracted in 200 components = 0.169582 Jy ! Clean residual min=-0.006385 max=0.010395 Jy/beam ! Clean residual mean=-0.000080 rms=0.001827 Jy/beam ! Combined flux in latest and established models = 2.41418 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 64 components and 2.41418 Jy ! Inverting map ! Added new window around map position (-0.5, 12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131383 Jy ! Component: 100 - total flux cleaned = 0.0227947 Jy ! Component: 150 - total flux cleaned = 0.0301059 Jy ! Component: 200 - total flux cleaned = 0.0357471 Jy ! Total flux subtracted in 200 components = 0.0357471 Jy ! Clean residual min=-0.005381 max=0.005014 Jy/beam ! Clean residual mean=-0.000064 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 2.44993 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 102 components and 2.44993 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=7.435 mas, bmaj=16.53 mas, bpa=0.3115 degrees ! Estimated noise=1.58121 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00658215 Jy ! Component: 100 - total flux cleaned = 0.0111044 Jy ! Component: 150 - total flux cleaned = 0.0144136 Jy ! Component: 200 - total flux cleaned = 0.0163535 Jy ! Total flux subtracted in 200 components = 0.0163535 Jy ! Clean residual min=-0.004817 max=0.004577 Jy/beam ! Clean residual mean=-0.000111 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 2.46628 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 = 0.00084055 Jy ! Component: 100 - total flux cleaned = 0.00142794 Jy ! Component: 150 - total flux cleaned = 0.00183364 Jy ! Component: 200 - total flux cleaned = 0.00233278 Jy ! Total flux subtracted in 200 components = 0.00233278 Jy ! Clean residual min=-0.004649 max=0.004548 Jy/beam ! Clean residual mean=-0.000107 rms=0.001374 Jy/beam ! Combined flux in latest and established models = 2.46862 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 156 components and 2.46862 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.214 mas, bmaj=8.058 mas, bpa=-3.639 degrees ! Estimated noise=1.20292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00030267 Jy ! Component: 100 - total flux cleaned = 0.000207213 Jy ! Component: 150 - total flux cleaned = 0.000430185 Jy ! Component: 200 - total flux cleaned = 0.000744103 Jy ! Total flux subtracted in 200 components = 0.000744103 Jy ! Clean residual min=-0.005214 max=0.004056 Jy/beam ! Clean residual mean=-0.000051 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 2.46936 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 173 components and 2.46936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115119Jy sigma=0.605537 ! Fit after self-cal, rms=0.114950Jy sigma=0.603716 wmodel J0457-2324_S_a_map.mod ! Writing 173 model components to file: J0457-2324_S_a_map.mod wobs J0457-2324_S_a_uvs.fits ! Writing UV FITS file: J0457-2324_S_a_uvs.fits wwins J0457-2324_S_a_map.win ! wwins: Wrote 6 windows to J0457-2324_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 = -0.00128259 Jy ! Component: 100 - total flux cleaned = -0.00239982 Jy ! Component: 150 - total flux cleaned = -0.00325377 Jy ! Component: 200 - total flux cleaned = -0.0041416 Jy ! Component: 250 - total flux cleaned = -0.00480258 Jy ! Component: 300 - total flux cleaned = -0.00544447 Jy ! Component: 350 - total flux cleaned = -0.00594629 Jy ! Component: 400 - total flux cleaned = -0.00637692 Jy ! Component: 450 - total flux cleaned = -0.00698042 Jy ! Component: 500 - total flux cleaned = -0.00757237 Jy ! Component: 550 - total flux cleaned = -0.00832887 Jy ! Component: 600 - total flux cleaned = -0.00895908 Jy ! Component: 650 - total flux cleaned = -0.0095244 Jy ! Component: 700 - total flux cleaned = -0.0100819 Jy ! Component: 750 - total flux cleaned = -0.0104674 Jy ! Component: 800 - total flux cleaned = -0.0109578 Jy ! Component: 850 - total flux cleaned = -0.0113887 Jy ! Component: 900 - total flux cleaned = -0.0119741 Jy ! Component: 950 - total flux cleaned = -0.0124471 Jy ! Component: 1000 - total flux cleaned = -0.0127592 Jy ! Component: 1050 - total flux cleaned = -0.0130687 Jy ! Component: 1100 - total flux cleaned = -0.0133753 Jy ! Component: 1150 - total flux cleaned = -0.0137297 Jy ! Component: 1200 - total flux cleaned = -0.0139308 Jy ! Component: 1250 - total flux cleaned = -0.0142786 Jy ! Component: 1300 - total flux cleaned = -0.0144756 Jy ! Component: 1350 - total flux cleaned = -0.0147689 Jy ! Component: 1400 - total flux cleaned = -0.015011 Jy ! Component: 1450 - total flux cleaned = -0.0151072 Jy ! Component: 1500 - total flux cleaned = -0.0154888 Jy ! Component: 1550 - total flux cleaned = -0.015489 Jy ! Component: 1600 - total flux cleaned = -0.015771 Jy ! Component: 1650 - total flux cleaned = -0.0160973 Jy ! Component: 1700 - total flux cleaned = -0.0160975 Jy ! Component: 1750 - total flux cleaned = -0.0164184 Jy ! Component: 1800 - total flux cleaned = -0.0166457 Jy ! Component: 1850 - total flux cleaned = -0.0168265 Jy ! Component: 1900 - total flux cleaned = -0.0169164 Jy ! Component: 1950 - total flux cleaned = -0.0170949 Jy ! Component: 2000 - total flux cleaned = -0.0174482 Jy ! Component: 2050 - total flux cleaned = -0.0175365 Jy ! Component: 2100 - total flux cleaned = -0.0178414 Jy ! Component: 2150 - total flux cleaned = -0.0180581 Jy ! Component: 2200 - total flux cleaned = -0.01823 Jy ! Component: 2250 - total flux cleaned = -0.0186579 Jy ! Component: 2300 - total flux cleaned = -0.0186577 Jy ! Component: 2350 - total flux cleaned = -0.0190799 Jy ! Component: 2400 - total flux cleaned = -0.019122 Jy ! Component: 2450 - total flux cleaned = -0.0193304 Jy ! Component: 2500 - total flux cleaned = -0.0196623 Jy ! Component: 2550 - total flux cleaned = -0.0198683 Jy ! Component: 2600 - total flux cleaned = -0.01995 Jy ! Component: 2650 - total flux cleaned = -0.0201944 Jy ! Component: 2700 - total flux cleaned = -0.020154 Jy ! Component: 2750 - total flux cleaned = -0.0203959 Jy ! Component: 2800 - total flux cleaned = -0.020636 Jy ! Component: 2850 - total flux cleaned = -0.0208352 Jy ! Component: 2900 - total flux cleaned = -0.0208748 Jy ! Component: 2950 - total flux cleaned = -0.0211115 Jy ! Component: 3000 - total flux cleaned = -0.020994 Jy ! Component: 3050 - total flux cleaned = -0.0211892 Jy ! Component: 3100 - total flux cleaned = -0.0211113 Jy ! Component: 3150 - total flux cleaned = -0.0212658 Jy ! Component: 3200 - total flux cleaned = -0.0215348 Jy ! Component: 3250 - total flux cleaned = -0.0215348 Jy ! Component: 3300 - total flux cleaned = -0.021573 Jy ! Component: 3350 - total flux cleaned = -0.0216865 Jy ! Component: 3400 - total flux cleaned = -0.0217243 Jy ! Component: 3450 - total flux cleaned = -0.0218744 Jy ! Component: 3500 - total flux cleaned = -0.021949 Jy ! Component: 3550 - total flux cleaned = -0.0220602 Jy ! Component: 3600 - total flux cleaned = -0.0222079 Jy ! Component: 3650 - total flux cleaned = -0.0222811 Jy ! Component: 3700 - total flux cleaned = -0.0224274 Jy ! Component: 3750 - total flux cleaned = -0.0224636 Jy ! Component: 3800 - total flux cleaned = -0.0226448 Jy ! Component: 3850 - total flux cleaned = -0.0226087 Jy ! Component: 3900 - total flux cleaned = -0.0229314 Jy ! Component: 3950 - total flux cleaned = -0.0229311 Jy ! Component: 4000 - total flux cleaned = -0.0230733 Jy ! Component: 4050 - total flux cleaned = -0.0232148 Jy ! Total flux subtracted in 4096 components = -0.0233204 Jy ! Clean residual min=-0.001971 max=0.002011 Jy/beam ! Clean residual mean=-0.000024 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 2.44604 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 502 components and 2.44604 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0457-2324_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.214 x 8.058 at -3.639 degrees (North through East) ! Clean map min=-0.0036825 max=2.1996 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0457-2324_S_a_map.fits wmodel /vlbi/uf001/uvm//J0457-2324_S_a_map.mod ! Writing 502 model components to file: /vlbi/uf001/uvm//J0457-2324_S_a_map.mod wobs /vlbi/uf001/uvm//J0457-2324_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0457-2324_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0457-2324_S_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J0457-2324_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.19956 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000678753 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0925759 0.0925759 0.185152 0.370304 0.740607 1.48121 2.96243 5.92486 11.8497 23.6994 47.3989 94.7977 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.199 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3240.58 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0457-2324_S_a_dfm.log closed on Sun Jan 13 20:47:26 2019