! Started logfile: /vlbi/sb072/temp_maps//J2158-1501_X_dfm.log on Fri Jan 25 19:55:23 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J2158-1501_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2158-1501_X_uva.fits ! AN table 1: 3 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2158-1501 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 672 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2158-1501_X] 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 0.200x0.200 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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.643174Jy sigma=44.740813 ! Fit after self-cal, rms=0.514002Jy sigma=13.856152 ! 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=0.633 mas, bmaj=1.864 mas, bpa=-4.597 degrees ! Estimated noise=1.37161 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 = 0.772384 Jy ! Component: 100 - total flux cleaned = 1.06322 Jy ! Total flux subtracted in 100 components = 1.06322 Jy ! Clean residual min=-0.116817 max=0.176226 Jy/beam ! Clean residual mean=-0.000109 rms=0.035721 Jy/beam ! Combined flux in latest and established models = 1.06322 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.06322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.427046Jy sigma=10.806519 ! Fit after self-cal, rms=0.427652Jy sigma=10.758635 ! 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=0.7204 mas, bmaj=2.072 mas, bpa=-3.572 degrees ! Estimated noise=1.15378 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 = 0.191345 Jy ! Component: 100 - total flux cleaned = 0.269362 Jy ! Component: 150 - total flux cleaned = 0.304744 Jy ! Component: 200 - total flux cleaned = 0.311154 Jy ! Total flux subtracted in 200 components = 0.311154 Jy ! Clean residual min=-0.109018 max=0.217499 Jy/beam ! Clean residual mean=-0.000126 rms=0.034583 Jy/beam ! Combined flux in latest and established models = 1.37437 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 1.37437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.312991Jy sigma=8.926004 ! Fit after self-cal, rms=0.313218Jy sigma=8.913649 ! Inverting map ! Added new window around map position (-1.8, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18001 Jy ! Component: 100 - total flux cleaned = 0.25822 Jy ! Component: 150 - total flux cleaned = 0.303698 Jy ! Component: 200 - total flux cleaned = 0.334496 Jy ! Total flux subtracted in 200 components = 0.334496 Jy ! Clean residual min=-0.073711 max=0.075584 Jy/beam ! Clean residual mean=-0.000027 rms=0.018855 Jy/beam ! Combined flux in latest and established models = 1.70887 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 1.70887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.205068Jy sigma=4.794439 ! Fit after self-cal, rms=0.202531Jy sigma=4.722795 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7204 x 2.072 at -3.572 degrees (North through East) ! Clean map min=-0.068107 max=1.0623 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.00* LA 1.20 MK 1.04 ! NL 0.96 OV 1.11 PT 0.80 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 1.00* LA 1.19 MK 1.02 ! NL 0.95 OV 1.10 PT 0.79 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.00* LA 1.06 MK 1.02 ! NL 0.95 OV 1.10 PT 0.84 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.00* LA 1.19 MK 1.02 ! NL 0.96 OV 1.10 PT 0.81 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.00* LA 1.13 MK 0.99 ! NL 1.00 OV 1.11 PT 0.80 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 KP 1.00* LA 1.16 MK 0.99 ! NL 0.99 OV 1.12 PT 0.81 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.00* LA 1.22 MK 0.99 ! NL 0.98 OV 1.11 PT 0.82 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.00* LA 1.23 MK 1.00 ! NL 0.99 OV 1.10 PT 0.85 SC 0.99 ! ! ! Fit before self-cal, rms=0.202531Jy sigma=4.722795 ! Fit after self-cal, rms=0.110107Jy sigma=2.442940 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7198 mas, bmaj=2.069 mas, bpa=-3.368 degrees ! Estimated noise=1.14035 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 (4, 12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0389095 Jy ! Component: 100 - total flux cleaned = 0.0458083 Jy ! Component: 150 - total flux cleaned = 0.0447853 Jy ! Component: 200 - total flux cleaned = 0.0434221 Jy ! Total flux subtracted in 200 components = 0.0434221 Jy ! Clean residual min=-0.023036 max=0.020293 Jy/beam ! Clean residual mean=0.000017 rms=0.005063 Jy/beam ! Combined flux in latest and established models = 1.75229 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 1.75229 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.097313Jy sigma=1.730883 ! Fit after self-cal, rms=0.097130Jy sigma=1.715849 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.097130Jy sigma=1.715849 ! Fit after self-cal, rms=0.095893Jy sigma=1.697911 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7202 mas, bmaj=2.068 mas, bpa=-3.301 degrees ! Estimated noise=1.13833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000800392 Jy ! Component: 100 - total flux cleaned = -0.00417432 Jy ! Component: 150 - total flux cleaned = -0.00719037 Jy ! Component: 200 - total flux cleaned = -0.00959928 Jy ! Total flux subtracted in 200 components = -0.00959928 Jy ! Clean residual min=-0.017943 max=0.017811 Jy/beam ! Clean residual mean=0.000013 rms=0.004105 Jy/beam ! Combined flux in latest and established models = 1.74269 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 1.74269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.093556Jy sigma=1.573730 ! Fit after self-cal, rms=0.093315Jy sigma=1.569276 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 (-9, -25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147642 Jy ! Component: 100 - total flux cleaned = 0.0209006 Jy ! Component: 150 - total flux cleaned = 0.0222061 Jy ! Component: 200 - total flux cleaned = 0.0221953 Jy ! Total flux subtracted in 200 components = 0.0221953 Jy ! Clean residual min=-0.014729 max=0.010879 Jy/beam ! Clean residual mean=0.000006 rms=0.003283 Jy/beam ! Combined flux in latest and established models = 1.76488 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 83 components and 1.76488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.090006Jy sigma=1.435725 ! Fit after self-cal, rms=0.089710Jy sigma=1.430775 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.089710Jy sigma=1.430775 ! Fit after self-cal, rms=0.089332Jy sigma=1.420996 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7199 mas, bmaj=2.068 mas, bpa=-3.29 degrees ! Estimated noise=1.13602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00072747 Jy ! Component: 100 - total flux cleaned = -7.33457e-05 Jy ! Component: 150 - total flux cleaned = 0.000321662 Jy ! Component: 200 - total flux cleaned = -0.00054166 Jy ! Total flux subtracted in 200 components = -0.00054166 Jy ! Clean residual min=-0.012633 max=0.010126 Jy/beam ! Clean residual mean=0.000003 rms=0.002803 Jy/beam ! Combined flux in latest and established models = 1.76434 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 95 components and 1.76434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.088215Jy sigma=1.381813 ! Fit after self-cal, rms=0.088009Jy sigma=1.378859 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 = -0.001007 Jy ! Component: 100 - total flux cleaned = -0.00183003 Jy ! Component: 150 - total flux cleaned = -0.00272537 Jy ! Component: 200 - total flux cleaned = -0.00300568 Jy ! Total flux subtracted in 200 components = -0.00300568 Jy ! Clean residual min=-0.011027 max=0.009392 Jy/beam ! Clean residual mean=0.000002 rms=0.002588 Jy/beam ! Combined flux in latest and established models = 1.76134 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 1.76134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.087409Jy sigma=1.354582 ! Fit after self-cal, rms=0.087288Jy sigma=1.352964 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.087288Jy sigma=1.352964 ! Fit after self-cal, rms=0.087421Jy sigma=1.349377 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.907 mas, bmaj=4.404 mas, bpa=-2.344 degrees ! Estimated noise=1.89853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00167554 Jy ! Component: 100 - total flux cleaned = -0.00614047 Jy ! Component: 150 - total flux cleaned = -0.00828447 Jy ! Component: 200 - total flux cleaned = -0.00971343 Jy ! Total flux subtracted in 200 components = -0.00971343 Jy ! Clean residual min=-0.016094 max=0.012726 Jy/beam ! Clean residual mean=-0.000005 rms=0.004789 Jy/beam ! Combined flux in latest and established models = 1.75162 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 109 components and 1.75162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.086816Jy sigma=1.351119 ! Fit after self-cal, rms=0.086755Jy sigma=1.348588 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 = -0.000121452 Jy ! Component: 100 - total flux cleaned = -0.000450629 Jy ! Component: 150 - total flux cleaned = -0.00182009 Jy ! Component: 200 - total flux cleaned = -0.00295866 Jy ! Total flux subtracted in 200 components = -0.00295866 Jy ! Clean residual min=-0.014948 max=0.011643 Jy/beam ! Clean residual mean=-0.000005 rms=0.004522 Jy/beam ! Combined flux in latest and established models = 1.74866 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 114 components and 1.74866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.086519Jy sigma=1.357482 ! Fit after self-cal, rms=0.086530Jy sigma=1.356690 ! 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=0.7197 mas, bmaj=2.068 mas, bpa=-3.304 degrees ! Estimated noise=1.13569 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7197 x 2.068 at -3.304 degrees (North through East) ! Clean map min=-0.021818 max=1.0522 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.086530Jy sigma=1.356690 ! Fit after self-cal, rms=0.078808Jy sigma=1.169053 ! Inverting map and beam ! Estimated beam: bmin=0.7176 mas, bmaj=2.067 mas, bpa=-3.45 degrees ! Estimated noise=1.12846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312101 Jy ! Component: 100 - total flux cleaned = 0.0035938 Jy ! Component: 150 - total flux cleaned = 0.00359357 Jy ! Component: 200 - total flux cleaned = 0.0036955 Jy ! Total flux subtracted in 200 components = 0.0036955 Jy ! Clean residual min=-0.007937 max=0.007494 Jy/beam ! Clean residual mean=0.000000 rms=0.001975 Jy/beam ! Combined flux in latest and established models = 1.75236 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 134 components and 1.75236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.078345Jy sigma=1.133808 ! Fit after self-cal, rms=0.078217Jy sigma=1.133045 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000449286 Jy ! Component: 100 - total flux cleaned = 0.000353711 Jy ! Component: 150 - total flux cleaned = -8.16242e-05 Jy ! Component: 200 - total flux cleaned = -0.000325901 Jy ! Total flux subtracted in 200 components = -0.000325901 Jy ! Clean residual min=-0.007653 max=0.007022 Jy/beam ! Clean residual mean=0.000000 rms=0.001892 Jy/beam ! Combined flux in latest and established models = 1.75203 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 149 components and 1.75203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.078032Jy sigma=1.121786 ! Fit after self-cal, rms=0.077967Jy sigma=1.121417 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.077967Jy sigma=1.121417 ! Fit after self-cal, rms=0.077999Jy sigma=1.120627 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=0.6306 mas, bmaj=1.863 mas, bpa=-4.527 degrees ! Estimated noise=1.34145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.755597 Jy ! Component: 100 - total flux cleaned = 1.05671 Jy ! Component: 150 - total flux cleaned = 1.22373 Jy ! Component: 200 - total flux cleaned = 1.33605 Jy ! Total flux subtracted in 200 components = 1.33605 Jy ! Clean residual min=-0.061670 max=0.076031 Jy/beam ! Clean residual mean=-0.000056 rms=0.017216 Jy/beam ! Combined flux in latest and established models = 1.33605 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.33605 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7175 mas, bmaj=2.067 mas, bpa=-3.449 degrees ! Estimated noise=1.12828 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 = 0.116184 Jy ! Component: 100 - total flux cleaned = 0.196499 Jy ! Component: 150 - total flux cleaned = 0.253234 Jy ! Component: 200 - total flux cleaned = 0.294814 Jy ! Total flux subtracted in 200 components = 0.294814 Jy ! Clean residual min=-0.032722 max=0.035508 Jy/beam ! Clean residual mean=-0.000023 rms=0.007930 Jy/beam ! Combined flux in latest and established models = 1.63086 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 1.63086 Jy ! Inverting map ! Added new window around map position (1, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0356761 Jy ! Component: 100 - total flux cleaned = 0.0592362 Jy ! Component: 150 - total flux cleaned = 0.0723129 Jy ! Component: 200 - total flux cleaned = 0.0814104 Jy ! Total flux subtracted in 200 components = 0.0814104 Jy ! Clean residual min=-0.024145 max=0.015175 Jy/beam ! Clean residual mean=-0.000001 rms=0.004496 Jy/beam ! Combined flux in latest and established models = 1.71227 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 1.71227 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.903 mas, bmaj=4.399 mas, bpa=-2.468 degrees ! Estimated noise=1.89684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00734409 Jy ! Component: 100 - total flux cleaned = 0.00670234 Jy ! Component: 150 - total flux cleaned = 0.00615508 Jy ! Component: 200 - total flux cleaned = 0.00571381 Jy ! Total flux subtracted in 200 components = 0.00571381 Jy ! Clean residual min=-0.020830 max=0.014732 Jy/beam ! Clean residual mean=-0.000003 rms=0.005102 Jy/beam ! Combined flux in latest and established models = 1.71799 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 = -0.000397756 Jy ! Component: 100 - total flux cleaned = -0.00106928 Jy ! Component: 150 - total flux cleaned = -0.00164204 Jy ! Component: 200 - total flux cleaned = -0.00189911 Jy ! Total flux subtracted in 200 components = -0.00189911 Jy ! Clean residual min=-0.016284 max=0.012804 Jy/beam ! Clean residual mean=-0.000004 rms=0.003955 Jy/beam ! Combined flux in latest and established models = 1.71609 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 73 components and 1.71609 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7175 mas, bmaj=2.067 mas, bpa=-3.449 degrees ! Estimated noise=1.12828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00357646 Jy ! Component: 100 - total flux cleaned = -0.00301425 Jy ! Component: 150 - total flux cleaned = -0.00467255 Jy ! Component: 200 - total flux cleaned = -0.00505939 Jy ! Total flux subtracted in 200 components = -0.00505939 Jy ! Clean residual min=-0.012683 max=0.010274 Jy/beam ! Clean residual mean=-0.000004 rms=0.002498 Jy/beam ! Combined flux in latest and established models = 1.71103 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 1.71103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.078977Jy sigma=1.249311 ! Fit after self-cal, rms=0.078953Jy sigma=1.238549 wmodel J2158-1501_X_map.mod ! Writing 95 model components to file: J2158-1501_X_map.mod wobs J2158-1501_X_uvs.fits ! Writing UV FITS file: J2158-1501_X_uvs.fits wwins J2158-1501_X_map.win ! wwins: Wrote 5 windows to J2158-1501_X_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 = -0.00352118 Jy ! Component: 100 - total flux cleaned = -0.00354 Jy ! Component: 150 - total flux cleaned = -0.00325417 Jy ! Component: 200 - total flux cleaned = -0.00350189 Jy ! Component: 250 - total flux cleaned = -0.00430415 Jy ! Component: 300 - total flux cleaned = -0.00559611 Jy ! Component: 350 - total flux cleaned = -0.00690996 Jy ! Component: 400 - total flux cleaned = -0.00824311 Jy ! Component: 450 - total flux cleaned = -0.00941105 Jy ! Component: 500 - total flux cleaned = -0.0106002 Jy ! Component: 550 - total flux cleaned = -0.0115589 Jy ! Component: 600 - total flux cleaned = -0.0123197 Jy ! Component: 650 - total flux cleaned = -0.0131886 Jy ! Component: 700 - total flux cleaned = -0.0136735 Jy ! Component: 750 - total flux cleaned = -0.0142051 Jy ! Component: 800 - total flux cleaned = -0.0145184 Jy ! Component: 850 - total flux cleaned = -0.0143985 Jy ! Component: 900 - total flux cleaned = -0.0145199 Jy ! Component: 950 - total flux cleaned = -0.0146884 Jy ! Component: 1000 - total flux cleaned = -0.0147952 Jy ! Component: 1050 - total flux cleaned = -0.0148462 Jy ! Component: 1100 - total flux cleaned = -0.0148962 Jy ! Component: 1150 - total flux cleaned = -0.014946 Jy ! Component: 1200 - total flux cleaned = -0.0150423 Jy ! Component: 1250 - total flux cleaned = -0.0149491 Jy ! Component: 1300 - total flux cleaned = -0.0150869 Jy ! Component: 1350 - total flux cleaned = -0.0151323 Jy ! Component: 1400 - total flux cleaned = -0.0153921 Jy ! Component: 1450 - total flux cleaned = -0.01556 Jy ! Component: 1500 - total flux cleaned = -0.0156419 Jy ! Component: 1550 - total flux cleaned = -0.0158848 Jy ! Component: 1600 - total flux cleaned = -0.0161223 Jy ! Component: 1650 - total flux cleaned = -0.0164334 Jy ! Component: 1700 - total flux cleaned = -0.0168139 Jy ! Component: 1750 - total flux cleaned = -0.0171504 Jy ! Component: 1800 - total flux cleaned = -0.0173336 Jy ! Component: 1850 - total flux cleaned = -0.0175859 Jy ! Component: 1900 - total flux cleaned = -0.0176566 Jy ! Component: 1950 - total flux cleaned = -0.0178314 Jy ! Component: 2000 - total flux cleaned = -0.0180026 Jy ! Component: 2050 - total flux cleaned = -0.0181376 Jy ! Component: 2100 - total flux cleaned = -0.0183042 Jy ! Component: 2150 - total flux cleaned = -0.0184355 Jy ! Component: 2200 - total flux cleaned = -0.0185652 Jy ! Component: 2250 - total flux cleaned = -0.0186937 Jy ! Component: 2300 - total flux cleaned = -0.0187569 Jy ! Component: 2350 - total flux cleaned = -0.0188511 Jy ! Component: 2400 - total flux cleaned = -0.0188821 Jy ! Component: 2450 - total flux cleaned = -0.0189439 Jy ! Component: 2500 - total flux cleaned = -0.0189439 Jy ! Component: 2550 - total flux cleaned = -0.0190048 Jy ! Component: 2600 - total flux cleaned = -0.0190048 Jy ! Component: 2650 - total flux cleaned = -0.019035 Jy ! Component: 2700 - total flux cleaned = -0.019035 Jy ! Component: 2750 - total flux cleaned = -0.0190052 Jy ! Component: 2800 - total flux cleaned = -0.0190354 Jy ! Component: 2850 - total flux cleaned = -0.0190356 Jy ! Component: 2900 - total flux cleaned = -0.0190355 Jy ! Component: 2950 - total flux cleaned = -0.0190357 Jy ! Component: 3000 - total flux cleaned = -0.0191243 Jy ! Component: 3050 - total flux cleaned = -0.0191242 Jy ! Component: 3100 - total flux cleaned = -0.0192128 Jy ! Component: 3150 - total flux cleaned = -0.0191834 Jy ! Component: 3200 - total flux cleaned = -0.0192424 Jy ! Component: 3250 - total flux cleaned = -0.0192423 Jy ! Component: 3300 - total flux cleaned = -0.0192424 Jy ! Component: 3350 - total flux cleaned = -0.0192128 Jy ! Component: 3400 - total flux cleaned = -0.019124 Jy ! Component: 3450 - total flux cleaned = -0.0190645 Jy ! Component: 3500 - total flux cleaned = -0.0189752 Jy ! Component: 3550 - total flux cleaned = -0.0189154 Jy ! Component: 3600 - total flux cleaned = -0.0188556 Jy ! Component: 3650 - total flux cleaned = -0.0188255 Jy ! Component: 3700 - total flux cleaned = -0.0187051 Jy ! Component: 3750 - total flux cleaned = -0.0186747 Jy ! Component: 3800 - total flux cleaned = -0.0186143 Jy ! Component: 3850 - total flux cleaned = -0.0185534 Jy ! Component: 3900 - total flux cleaned = -0.0185533 Jy ! Component: 3950 - total flux cleaned = -0.0185227 Jy ! Component: 4000 - total flux cleaned = -0.0185844 Jy ! Component: 4050 - total flux cleaned = -0.0184301 Jy ! Total flux subtracted in 4096 components = -0.0183679 Jy ! Clean residual min=-0.002616 max=0.001724 Jy/beam ! Clean residual mean=-0.000001 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 1.69266 Jy keep ! Adding 241 model components to the UV plane model. ! The established model now contains 336 components and 1.69266 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2158-1501_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7175 x 2.067 at -3.449 degrees (North through East) ! Clean map min=-0.018123 max=1.0038 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2158-1501_X_map.fits wmodel /vlbi/sb072/temp_maps//J2158-1501_X_map.mod ! Writing 336 model components to file: /vlbi/sb072/temp_maps//J2158-1501_X_map.mod wobs /vlbi/sb072/temp_maps//J2158-1501_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2158-1501_X_uvs.fits wwins /vlbi/sb072/temp_maps//J2158-1501_X_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J2158-1501_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.00377 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000474549 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.14183 0.14183 0.283659 0.567318 1.13464 2.26927 4.53855 9.0771 18.1542 36.3084 72.6168 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.003 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2115.21 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2158-1501_X_dfm.log closed on Fri Jan 25 19:55:27 2019