! Started logfile: /vlbi/uf001/uvm//J0927-2034_S_b_dfm.log on Sun Jan 13 21:15:33 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uvm//J0927-2034_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0927-2034_S_b_uvm.fits ! AN table 1: 7 integrations on 28 of 28 possible baselines. ! AN table 2: 14 integrations on 36 of 36 possible baselines. ! AN table 3: 7 integrations on 15 of 15 possible baselines. ! AN table 4: 7 integrations on 10 of 10 possible baselines. ! AN table 5: 15 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.700386 visibilities/baseline/integration-bin. ! Found source: J0927-2034 ! ! 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 2721 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 J0927-2034_S_b] 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 12 telescope corrections were flagged in sub-array 1. ! A total of 65 telescope corrections were flagged in sub-array 2. ! A total of 24 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! A total of 88 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 65 telescope corrections were flagged in sub-array 2. ! A total of 24 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! A total of 88 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 65 telescope corrections were flagged in sub-array 2. ! A total of 24 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! A total of 88 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.358414Jy sigma=15.902124 ! Fit after self-cal, rms=0.188076Jy sigma=2.092246 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.557 mas, bmaj=10.23 mas, bpa=-11.94 degrees ! Estimated noise=1.96136 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 = 0.674564 Jy ! Component: 100 - total flux cleaned = 0.822489 Jy ! Total flux subtracted in 100 components = 0.822489 Jy ! Clean residual min=-0.023021 max=0.045804 Jy/beam ! Clean residual mean=0.000847 rms=0.007025 Jy/beam ! Combined flux in latest and established models = 0.822489 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.822489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.164074Jy sigma=1.810392 ! Fit after self-cal, rms=0.164067Jy sigma=1.810368 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0460662 Jy ! Component: 100 - total flux cleaned = 0.0731643 Jy ! Total flux subtracted in 100 components = 0.0731643 Jy ! Clean residual min=-0.020887 max=0.028252 Jy/beam ! Clean residual mean=0.000468 rms=0.005892 Jy/beam ! Combined flux in latest and established models = 0.895653 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 31 components and 0.895654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.143082Jy sigma=1.553171 ! Fit after self-cal, rms=0.143044Jy sigma=1.552725 ! 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=4.337 mas, bmaj=11.77 mas, bpa=-9.644 degrees ! Estimated noise=1.53937 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 = 0.0299117 Jy ! Component: 100 - total flux cleaned = 0.0462273 Jy ! Component: 150 - total flux cleaned = 0.0558898 Jy ! Component: 200 - total flux cleaned = 0.0616877 Jy ! Total flux subtracted in 200 components = 0.0616877 Jy ! Clean residual min=-0.016841 max=0.018399 Jy/beam ! Clean residual mean=0.000014 rms=0.004711 Jy/beam ! Combined flux in latest and established models = 0.957341 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 59 components and 0.957341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136996Jy sigma=1.473554 ! Fit after self-cal, rms=0.136962Jy sigma=1.473149 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.337 x 11.77 at -9.644 degrees (North through East) ! Clean map min=-0.016348 max=0.87064 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.02 KP 1.01 LA 1.05 ! NL 1.03 OV 1.03 PT 1.04 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.96 HN 1.01 KP 1.03 ! LA 0.97 NL 1.08 OV 1.02 PT 1.00 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.85 KP 1.02 LA 0.97 MK 0.98 ! OV 0.95 PT 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.96 KP 1.00 LA 0.94 OV 0.97 ! PT 1.05 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.05 FD 0.96 HN 1.03 KP 0.97 ! LA 0.93 MK 1.02 NL 1.05 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.04 KP 1.02 LA 1.01 ! NL 1.01 OV 1.01 PT 1.02 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.90 FD 0.95 HN 1.00 KP 1.01 ! LA 0.99 NL 1.05 OV 0.84 PT 1.00 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.31 KP 1.02 LA 0.97 MK 0.98 ! OV 0.79 PT 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.97 KP 1.04 LA 0.95 OV 0.89 ! PT 1.03 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.34 FD 0.83 HN 1.01 KP 0.97 ! LA 0.97 MK 1.02 NL 0.67 PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.02 KP 1.03 LA 1.06 ! NL 0.99 OV 1.04 PT 1.07 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.27 FD 0.98 HN 1.03 KP 1.05 ! LA 0.95 NL 1.03 OV 0.99 PT 0.99 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 KP 1.09 LA 0.96 MK 1.00 ! OV 0.93 PT 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.97 KP 0.99 LA 0.94 OV 0.98 ! PT 1.08 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.16 FD 0.93 HN 1.01 KP 0.99 ! LA 0.91 MK 1.03 NL 0.96 PT 0.99 ! ! ! Fit before self-cal, rms=0.136962Jy sigma=1.473149 ! Fit after self-cal, rms=0.087535Jy sigma=0.926350 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.338 mas, bmaj=11.86 mas, bpa=-9.596 degrees ! Estimated noise=1.53813 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 = -0.00562825 Jy ! Component: 100 - total flux cleaned = -0.0057989 Jy ! Component: 150 - total flux cleaned = -0.00579889 Jy ! Component: 200 - total flux cleaned = -0.00590876 Jy ! Total flux subtracted in 200 components = -0.00590876 Jy ! Clean residual min=-0.006495 max=0.006940 Jy/beam ! Clean residual mean=0.000006 rms=0.001556 Jy/beam ! Combined flux in latest and established models = 0.951433 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 72 components and 0.951433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086872Jy sigma=0.918700 ! Fit after self-cal, rms=0.087000Jy sigma=0.918186 ! 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=0.087000Jy sigma=0.918186 ! Fit after self-cal, rms=0.086654Jy sigma=0.912442 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.336 mas, bmaj=11.85 mas, bpa=-9.565 degrees ! Estimated noise=1.53684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0037284 Jy ! Component: 100 - total flux cleaned = -0.00398276 Jy ! Component: 150 - total flux cleaned = -0.00418026 Jy ! Component: 200 - total flux cleaned = -0.00434944 Jy ! Total flux subtracted in 200 components = -0.00434944 Jy ! Clean residual min=-0.005677 max=0.006101 Jy/beam ! Clean residual mean=-0.000002 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 0.947083 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 74 components and 0.947083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086305Jy sigma=0.908513 ! Fit after self-cal, rms=0.086300Jy sigma=0.908420 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 (6, 18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00462301 Jy ! Component: 100 - total flux cleaned = 0.00531014 Jy ! Component: 150 - total flux cleaned = 0.00531803 Jy ! Component: 200 - total flux cleaned = 0.00512531 Jy ! Total flux subtracted in 200 components = 0.00512531 Jy ! Clean residual min=-0.005156 max=0.005014 Jy/beam ! Clean residual mean=-0.000027 rms=0.001293 Jy/beam ! Combined flux in latest and established models = 0.952208 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 0.952208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085824Jy sigma=0.903293 ! Fit after self-cal, rms=0.085797Jy sigma=0.902838 ! 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=0.085797Jy sigma=0.902838 ! Fit after self-cal, rms=0.085182Jy sigma=0.895208 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.334 mas, bmaj=11.85 mas, bpa=-9.531 degrees ! Estimated noise=1.53576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102 Jy ! Component: 100 - total flux cleaned = -0.00111031 Jy ! Component: 150 - total flux cleaned = -0.00102822 Jy ! Component: 200 - total flux cleaned = -0.000882105 Jy ! Total flux subtracted in 200 components = -0.000882105 Jy ! Clean residual min=-0.004199 max=0.004405 Jy/beam ! Clean residual mean=-0.000018 rms=0.001194 Jy/beam ! Combined flux in latest and established models = 0.951326 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 100 components and 0.951326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084942Jy sigma=0.893084 ! Fit after self-cal, rms=0.084940Jy sigma=0.892998 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 = 0.000480718 Jy ! Component: 100 - total flux cleaned = 0.000612032 Jy ! Component: 150 - total flux cleaned = 0.000671926 Jy ! Component: 200 - total flux cleaned = 0.000785359 Jy ! Total flux subtracted in 200 components = 0.000785359 Jy ! Clean residual min=-0.004153 max=0.004305 Jy/beam ! Clean residual mean=-0.000021 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 0.952111 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 115 components and 0.952111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084840Jy sigma=0.892128 ! Fit after self-cal, rms=0.084838Jy sigma=0.892090 ! 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=0.084838Jy sigma=0.892090 ! Fit after self-cal, rms=0.084811Jy sigma=0.891691 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.935 mas, bmaj=17.53 mas, bpa=-9.598 degrees ! Estimated noise=1.81808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00163857 Jy ! Component: 100 - total flux cleaned = -0.00168411 Jy ! Component: 150 - total flux cleaned = -0.00168249 Jy ! Component: 200 - total flux cleaned = -0.00168269 Jy ! Total flux subtracted in 200 components = -0.00168269 Jy ! Clean residual min=-0.003892 max=0.004582 Jy/beam ! Clean residual mean=-0.000035 rms=0.001287 Jy/beam ! Combined flux in latest and established models = 0.950429 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 132 components and 0.950429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084754Jy sigma=0.891152 ! Fit after self-cal, rms=0.084749Jy sigma=0.891096 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 = 7.60881e-06 Jy ! Component: 100 - total flux cleaned = 4.66772e-05 Jy ! Component: 150 - total flux cleaned = 4.77972e-05 Jy ! Component: 200 - total flux cleaned = 1.72011e-05 Jy ! Total flux subtracted in 200 components = 1.72011e-05 Jy ! Clean residual min=-0.003894 max=0.004650 Jy/beam ! Clean residual mean=-0.000035 rms=0.001283 Jy/beam ! Combined flux in latest and established models = 0.950446 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 145 components and 0.950446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084725Jy sigma=0.890788 ! Fit after self-cal, rms=0.084724Jy sigma=0.890765 ! 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=4.334 mas, bmaj=11.84 mas, bpa=-9.524 degrees ! Estimated noise=1.53479 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.334 x 11.84 at -9.524 degrees (North through East) ! Clean map min=-0.0044418 max=0.87219 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=0.084724Jy sigma=0.890765 ! Fit after self-cal, rms=0.078126Jy sigma=0.802817 ! Inverting map and beam ! Estimated beam: bmin=4.335 mas, bmaj=11.84 mas, bpa=-9.511 degrees ! Estimated noise=1.53513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000792109 Jy ! Component: 100 - total flux cleaned = -0.000736878 Jy ! Component: 150 - total flux cleaned = -0.000688888 Jy ! Component: 200 - total flux cleaned = -0.000643439 Jy ! Total flux subtracted in 200 components = -0.000643439 Jy ! Clean residual min=-0.003875 max=0.004268 Jy/beam ! Clean residual mean=-0.000026 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.949803 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 156 components and 0.949803 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078051Jy sigma=0.802180 ! Fit after self-cal, rms=0.078048Jy sigma=0.802154 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000143767 Jy ! Component: 100 - total flux cleaned = -0.000100557 Jy ! Component: 150 - total flux cleaned = -6.18317e-05 Jy ! Component: 200 - total flux cleaned = -2.32502e-05 Jy ! Total flux subtracted in 200 components = -2.32502e-05 Jy ! Clean residual min=-0.003852 max=0.004296 Jy/beam ! Clean residual mean=-0.000026 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 0.94978 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 160 components and 0.94978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078001Jy sigma=0.801779 ! Fit after self-cal, rms=0.078002Jy sigma=0.801760 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078002Jy sigma=0.801760 ! Fit after self-cal, rms=0.078049Jy sigma=0.801657 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.539 mas, bmaj=10.24 mas, bpa=-11.94 degrees ! Estimated noise=1.97408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.67888 Jy ! Component: 100 - total flux cleaned = 0.828134 Jy ! Component: 150 - total flux cleaned = 0.875389 Jy ! Component: 200 - total flux cleaned = 0.898333 Jy ! Total flux subtracted in 200 components = 0.898333 Jy ! Clean residual min=-0.007648 max=0.011319 Jy/beam ! Clean residual mean=0.000267 rms=0.002170 Jy/beam ! Combined flux in latest and established models = 0.898333 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 37 model components to the UV plane model. ! The established model now contains 37 components and 0.898333 Jy ! Inverting map and beam ! Estimated beam: bmin=4.335 mas, bmaj=11.84 mas, bpa=-9.511 degrees ! Estimated noise=1.53487 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 = 0.0196775 Jy ! Component: 100 - total flux cleaned = 0.0306404 Jy ! Component: 150 - total flux cleaned = 0.0374914 Jy ! Component: 200 - total flux cleaned = 0.0420761 Jy ! Total flux subtracted in 200 components = 0.0420761 Jy ! Clean residual min=-0.004196 max=0.004278 Jy/beam ! Clean residual mean=0.000022 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.940409 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 89 components and 0.940409 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=7.942 mas, bmaj=17.55 mas, bpa=-9.583 degrees ! Estimated noise=1.81688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391384 Jy ! Component: 100 - total flux cleaned = 0.00482181 Jy ! Component: 150 - total flux cleaned = 0.00546595 Jy ! Component: 200 - total flux cleaned = 0.00605142 Jy ! Total flux subtracted in 200 components = 0.00605142 Jy ! Clean residual min=-0.003860 max=0.004003 Jy/beam ! Clean residual mean=-0.000022 rms=0.001240 Jy/beam ! Combined flux in latest and established models = 0.94646 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 = 0.000269576 Jy ! Component: 100 - total flux cleaned = 0.000409666 Jy ! Component: 150 - total flux cleaned = 0.000572801 Jy ! Component: 200 - total flux cleaned = 0.000681658 Jy ! Total flux subtracted in 200 components = 0.000681658 Jy ! Clean residual min=-0.003938 max=0.004119 Jy/beam ! Clean residual mean=-0.000030 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.947142 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 149 components and 0.947142 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.335 mas, bmaj=11.84 mas, bpa=-9.511 degrees ! Estimated noise=1.53487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.1329e-05 Jy ! Component: 100 - total flux cleaned = 0.000148308 Jy ! Component: 150 - total flux cleaned = 0.000364235 Jy ! Component: 200 - total flux cleaned = 0.000515499 Jy ! Total flux subtracted in 200 components = 0.000515499 Jy ! Clean residual min=-0.004313 max=0.004250 Jy/beam ! Clean residual mean=-0.000019 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.947658 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 163 components and 0.947658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078122Jy sigma=0.802785 ! Fit after self-cal, rms=0.078086Jy sigma=0.802406 wmodel J0927-2034_S_b_map.mod ! Writing 163 model components to file: J0927-2034_S_b_map.mod wobs J0927-2034_S_b_uvs.fits ! Writing UV FITS file: J0927-2034_S_b_uvs.fits wwins J0927-2034_S_b_map.win ! wwins: Wrote 2 windows to J0927-2034_S_b_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 = 0.00045216 Jy ! Component: 100 - total flux cleaned = 0.000669905 Jy ! Component: 150 - total flux cleaned = 0.00101343 Jy ! Component: 200 - total flux cleaned = 0.00146799 Jy ! Component: 250 - total flux cleaned = 0.00202866 Jy ! Component: 300 - total flux cleaned = 0.00244938 Jy ! Component: 350 - total flux cleaned = 0.00279933 Jy ! Component: 400 - total flux cleaned = 0.00308363 Jy ! Component: 450 - total flux cleaned = 0.00324962 Jy ! Component: 500 - total flux cleaned = 0.00335832 Jy ! Component: 550 - total flux cleaned = 0.00357152 Jy ! Component: 600 - total flux cleaned = 0.00372748 Jy ! Component: 650 - total flux cleaned = 0.00362523 Jy ! Component: 700 - total flux cleaned = 0.00367629 Jy ! Component: 750 - total flux cleaned = 0.00367724 Jy ! Component: 800 - total flux cleaned = 0.00348363 Jy ! Component: 850 - total flux cleaned = 0.00329404 Jy ! Component: 900 - total flux cleaned = 0.0033416 Jy ! Component: 950 - total flux cleaned = 0.00306437 Jy ! Component: 1000 - total flux cleaned = 0.00301847 Jy ! Component: 1050 - total flux cleaned = 0.00283901 Jy ! Component: 1100 - total flux cleaned = 0.00270642 Jy ! Component: 1150 - total flux cleaned = 0.00257478 Jy ! Component: 1200 - total flux cleaned = 0.00240144 Jy ! Component: 1250 - total flux cleaned = 0.00218786 Jy ! Component: 1300 - total flux cleaned = 0.00206148 Jy ! Component: 1350 - total flux cleaned = 0.0018949 Jy ! Component: 1400 - total flux cleaned = 0.00181225 Jy ! Component: 1450 - total flux cleaned = 0.00181171 Jy ! Component: 1500 - total flux cleaned = 0.00165099 Jy ! Component: 1550 - total flux cleaned = 0.00177055 Jy ! Component: 1600 - total flux cleaned = 0.00165231 Jy ! Component: 1650 - total flux cleaned = 0.00165225 Jy ! Component: 1700 - total flux cleaned = 0.00149797 Jy ! Component: 1750 - total flux cleaned = 0.00149833 Jy ! Component: 1800 - total flux cleaned = 0.00149879 Jy ! Component: 1850 - total flux cleaned = 0.00142377 Jy ! Component: 1900 - total flux cleaned = 0.0014607 Jy ! Component: 1950 - total flux cleaned = 0.00153405 Jy ! Component: 2000 - total flux cleaned = 0.00142442 Jy ! Component: 2050 - total flux cleaned = 0.00153285 Jy ! Component: 2100 - total flux cleaned = 0.00149714 Jy ! Component: 2150 - total flux cleaned = 0.00160371 Jy ! Component: 2200 - total flux cleaned = 0.00163865 Jy ! Component: 2250 - total flux cleaned = 0.00160346 Jy ! Component: 2300 - total flux cleaned = 0.00149968 Jy ! Component: 2350 - total flux cleaned = 0.00153414 Jy ! Component: 2400 - total flux cleaned = 0.00163649 Jy ! Component: 2450 - total flux cleaned = 0.00167063 Jy ! Component: 2500 - total flux cleaned = 0.00177114 Jy ! Component: 2550 - total flux cleaned = 0.00187109 Jy ! Component: 2600 - total flux cleaned = 0.00193687 Jy ! Component: 2650 - total flux cleaned = 0.00190422 Jy ! Component: 2700 - total flux cleaned = 0.00209948 Jy ! Component: 2750 - total flux cleaned = 0.00200224 Jy ! Component: 2800 - total flux cleaned = 0.00216253 Jy ! Component: 2850 - total flux cleaned = 0.00222624 Jy ! Component: 2900 - total flux cleaned = 0.00235263 Jy ! Component: 2950 - total flux cleaned = 0.0023837 Jy ! Component: 3000 - total flux cleaned = 0.00241443 Jy ! Component: 3050 - total flux cleaned = 0.00235276 Jy ! Component: 3100 - total flux cleaned = 0.00244501 Jy ! Component: 3150 - total flux cleaned = 0.00247581 Jy ! Component: 3200 - total flux cleaned = 0.00250631 Jy ! Component: 3250 - total flux cleaned = 0.00250641 Jy ! Component: 3300 - total flux cleaned = 0.00253657 Jy ! Component: 3350 - total flux cleaned = 0.00247758 Jy ! Component: 3400 - total flux cleaned = 0.00265446 Jy ! Component: 3450 - total flux cleaned = 0.00259587 Jy ! Component: 3500 - total flux cleaned = 0.00265388 Jy ! Component: 3550 - total flux cleaned = 0.00274054 Jy ! Component: 3600 - total flux cleaned = 0.00268268 Jy ! Component: 3650 - total flux cleaned = 0.00268255 Jy ! Component: 3700 - total flux cleaned = 0.00262588 Jy ! Component: 3750 - total flux cleaned = 0.00271079 Jy ! Component: 3800 - total flux cleaned = 0.00271054 Jy ! Component: 3850 - total flux cleaned = 0.00273853 Jy ! Component: 3900 - total flux cleaned = 0.00262711 Jy ! Component: 3950 - total flux cleaned = 0.00271014 Jy ! Component: 4000 - total flux cleaned = 0.00268263 Jy ! Component: 4050 - total flux cleaned = 0.00268257 Jy ! Total flux subtracted in 4096 components = 0.00276451 Jy ! Clean residual min=-0.001792 max=0.001707 Jy/beam ! Clean residual mean=-0.000016 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.950422 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 472 components and 0.950422 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0927-2034_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.335 x 11.84 at -9.511 degrees (North through East) ! Clean map min=-0.0034053 max=0.87486 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0927-2034_S_b_map.fits wmodel /vlbi/uf001/uvm//J0927-2034_S_b_map.mod ! Writing 472 model components to file: /vlbi/uf001/uvm//J0927-2034_S_b_map.mod wobs /vlbi/uf001/uvm//J0927-2034_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0927-2034_S_b_uvs.fits wwins /vlbi/uf001/uvm//J0927-2034_S_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uvm//J0927-2034_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.874863 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000550019 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.188608 0.188608 0.377215 0.754431 1.50886 3.01772 6.03545 12.0709 24.1418 48.2836 96.5671 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.874 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1590.6 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0927-2034_S_b_dfm.log closed on Sun Jan 13 21:15:38 2019