! Started logfile: /vlbi/sb072/temp_maps//J0240+1848_X_dfm.log on Fri Dec 28 22:47:20 2018 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//J0240+1848_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0240+1848_X_uva.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.914286 visibilities/baseline/integration-bin. ! Found source: J0240+1848 ! ! 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 94 lines of history. ! ! Reading 2304 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 J0240+1848_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=1.003979Jy sigma=35.771329 ! Fit after self-cal, rms=0.881682Jy sigma=31.171828 ! 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=0.7022 mas, bmaj=2.09 mas, bpa=5.098 degrees ! Estimated noise=0.631876 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 = 0.0841637 Jy ! Component: 100 - total flux cleaned = 0.125739 Jy ! Total flux subtracted in 100 components = 0.125739 Jy ! Clean residual min=-0.020721 max=0.068892 Jy/beam ! Clean residual mean=0.000006 rms=0.005547 Jy/beam ! Combined flux in latest and established models = 0.125739 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.125739 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=0.099576Jy sigma=3.462850 ! Fit after self-cal, rms=0.097650Jy sigma=3.385009 ! Inverting map ! Added new window around map position (-1.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0567255 Jy ! Component: 100 - total flux cleaned = 0.0818313 Jy ! Total flux subtracted in 100 components = 0.0818313 Jy ! Clean residual min=-0.012699 max=0.021666 Jy/beam ! Clean residual mean=0.000002 rms=0.002826 Jy/beam ! Combined flux in latest and established models = 0.207571 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 12 components and 0.207571 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=0.054422Jy sigma=1.850252 ! Fit after self-cal, rms=0.046741Jy sigma=1.535260 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0207666 Jy ! Component: 100 - total flux cleaned = 0.0323269 Jy ! Total flux subtracted in 100 components = 0.0323269 Jy ! Clean residual min=-0.008147 max=0.008668 Jy/beam ! Clean residual mean=0.000000 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 0.239898 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.239898 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=0.034702Jy sigma=1.083985 ! Fit after self-cal, rms=0.034400Jy sigma=1.064550 ! 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=0.8953 mas, bmaj=2.297 mas, bpa=3.344 degrees ! Estimated noise=0.433968 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 = 0.00934239 Jy ! Component: 100 - total flux cleaned = 0.0105125 Jy ! Component: 150 - total flux cleaned = 0.0103465 Jy ! Component: 200 - total flux cleaned = 0.00991515 Jy ! Total flux subtracted in 200 components = 0.00991515 Jy ! Clean residual min=-0.006383 max=0.008888 Jy/beam ! Clean residual mean=-0.000002 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 0.249813 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.249813 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=0.031025Jy sigma=0.951028 ! Fit after self-cal, rms=0.030893Jy sigma=0.942055 ! Inverting map ! Added new window around map position (3.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00684769 Jy ! Component: 100 - total flux cleaned = 0.00901661 Jy ! Component: 150 - total flux cleaned = 0.0098125 Jy ! Component: 200 - total flux cleaned = 0.0103438 Jy ! Total flux subtracted in 200 components = 0.0103438 Jy ! Clean residual min=-0.004968 max=0.005576 Jy/beam ! Clean residual mean=-0.000001 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.260157 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 46 components and 0.260157 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=0.028226Jy sigma=0.829184 ! Fit after self-cal, rms=0.028131Jy sigma=0.825398 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8953 x 2.297 at 3.344 degrees (North through East) ! Clean map min=-0.0047616 max=0.12545 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.08 HN 0.96 KP 0.95 ! LA 0.95 MK 0.97 NL 1.06 OV 0.97 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 1.01 KP 0.97 ! LA 0.97 MK 0.91 NL 1.05 OV 0.96 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 0.93 KP 0.96 ! LA 0.99 MK 0.95 NL 1.08 OV 0.98 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.96 KP 0.98 ! LA 0.98 MK 0.99 NL 1.05 OV 0.97 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 0.93 KP 0.96 ! LA 1.02 MK 0.96 NL 1.06 OV 0.99 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.07 HN 0.98 KP 0.98 ! LA 1.04 MK 0.95 NL 1.06 OV 0.98 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.07 HN 0.94 KP 0.97 ! LA 1.00 MK 0.97 NL 1.04 OV 0.98 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.10 HN 0.93 KP 0.98 ! LA 1.03 MK 1.02 NL 1.04 OV 0.98 ! PT 0.99 SC 0.99 ! ! ! Fit before self-cal, rms=0.028131Jy sigma=0.825398 ! Fit after self-cal, rms=0.025492Jy sigma=0.748527 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8868 mas, bmaj=2.28 mas, bpa=3.31 degrees ! Estimated noise=0.425131 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 (1.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184667 Jy ! Component: 100 - total flux cleaned = 0.0027565 Jy ! Component: 150 - total flux cleaned = 0.00340528 Jy ! Component: 200 - total flux cleaned = 0.00386964 Jy ! Total flux subtracted in 200 components = 0.00386964 Jy ! Clean residual min=-0.003290 max=0.002764 Jy/beam ! Clean residual mean=-0.000002 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.264026 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.264026 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=0.024567Jy sigma=0.706162 ! Fit after self-cal, rms=0.024505Jy sigma=0.704388 ! 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=0.024505Jy sigma=0.704388 ! Fit after self-cal, rms=0.024288Jy sigma=0.703096 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8842 mas, bmaj=2.277 mas, bpa=3.288 degrees ! Estimated noise=0.422024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000479222 Jy ! Component: 100 - total flux cleaned = 0.000803535 Jy ! Component: 150 - total flux cleaned = 0.00102968 Jy ! Component: 200 - total flux cleaned = 0.00117926 Jy ! Total flux subtracted in 200 components = 0.00117926 Jy ! Clean residual min=-0.002892 max=0.002230 Jy/beam ! Clean residual mean=-0.000002 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.265205 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 0.265205 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=0.023997Jy sigma=0.690249 ! Fit after self-cal, rms=0.023972Jy sigma=0.689221 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 = 0.000153621 Jy ! Component: 100 - total flux cleaned = 0.000342199 Jy ! Component: 150 - total flux cleaned = 0.000550248 Jy ! Component: 200 - total flux cleaned = 0.000703676 Jy ! Total flux subtracted in 200 components = 0.000703676 Jy ! Clean residual min=-0.002647 max=0.001981 Jy/beam ! Clean residual mean=-0.000001 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.265909 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 93 components and 0.265909 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=0.023817Jy sigma=0.682399 ! Fit after self-cal, rms=0.023799Jy sigma=0.681526 ! 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=0.023799Jy sigma=0.681526 ! Fit after self-cal, rms=0.023731Jy sigma=0.680987 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8839 mas, bmaj=2.277 mas, bpa=3.306 degrees ! Estimated noise=0.420787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000189865 Jy ! Component: 100 - total flux cleaned = -0.000111533 Jy ! Component: 150 - total flux cleaned = 2.86115e-05 Jy ! Component: 200 - total flux cleaned = 0.000156453 Jy ! Total flux subtracted in 200 components = 0.000156453 Jy ! Clean residual min=-0.002368 max=0.001836 Jy/beam ! Clean residual mean=-0.000001 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.266066 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 104 components and 0.266066 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=0.023610Jy sigma=0.676139 ! Fit after self-cal, rms=0.023595Jy sigma=0.675418 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 = 7.06654e-05 Jy ! Component: 100 - total flux cleaned = 0.00024246 Jy ! Component: 150 - total flux cleaned = 0.000387182 Jy ! Component: 200 - total flux cleaned = 0.0005434 Jy ! Total flux subtracted in 200 components = 0.0005434 Jy ! Clean residual min=-0.002191 max=0.001753 Jy/beam ! Clean residual mean=-0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.266609 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 111 components and 0.266609 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=0.023516Jy sigma=0.672162 ! Fit after self-cal, rms=0.023504Jy sigma=0.671563 ! 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=0.023504Jy sigma=0.671563 ! Fit after self-cal, rms=0.023472Jy sigma=0.671370 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.957 mas, bmaj=3.034 mas, bpa=-1.962 degrees ! Estimated noise=0.544754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000534363 Jy ! Component: 100 - total flux cleaned = 0.000562712 Jy ! Component: 150 - total flux cleaned = 0.000629108 Jy ! Component: 200 - total flux cleaned = 0.000647897 Jy ! Total flux subtracted in 200 components = 0.000647897 Jy ! Clean residual min=-0.002459 max=0.002477 Jy/beam ! Clean residual mean=-0.000002 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.267257 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 132 components and 0.267257 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=0.023451Jy sigma=0.670503 ! Fit after self-cal, rms=0.023449Jy sigma=0.670344 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 = 0.000278815 Jy ! Component: 100 - total flux cleaned = 0.000334142 Jy ! Component: 150 - total flux cleaned = 0.000317441 Jy ! Component: 200 - total flux cleaned = 0.000333275 Jy ! Total flux subtracted in 200 components = 0.000333275 Jy ! Clean residual min=-0.002379 max=0.002441 Jy/beam ! Clean residual mean=-0.000002 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.26759 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 141 components and 0.26759 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=0.023435Jy sigma=0.669753 ! Fit after self-cal, rms=0.023434Jy sigma=0.669662 ! 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=0.884 mas, bmaj=2.277 mas, bpa=3.326 degrees ! Estimated noise=0.42016 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.884 x 2.277 at 3.326 degrees (North through East) ! Clean map min=-0.002164 max=0.12169 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6952 mas, bmaj=2.078 mas, bpa=5.064 degrees ! Estimated noise=0.605351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0958036 Jy ! Component: 100 - total flux cleaned = 0.147473 Jy ! Component: 150 - total flux cleaned = 0.18008 Jy ! Component: 200 - total flux cleaned = 0.20168 Jy ! Total flux subtracted in 200 components = 0.20168 Jy ! Clean residual min=-0.005205 max=0.011567 Jy/beam ! Clean residual mean=0.000002 rms=0.001735 Jy/beam ! Combined flux in latest and established models = 0.20168 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.20168 Jy ! Inverting map and beam ! Estimated beam: bmin=0.884 mas, bmaj=2.277 mas, bpa=3.326 degrees ! Estimated noise=0.42016 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 = 0.0207863 Jy ! Component: 100 - total flux cleaned = 0.032692 Jy ! Component: 150 - total flux cleaned = 0.0409739 Jy ! Component: 200 - total flux cleaned = 0.0470471 Jy ! Total flux subtracted in 200 components = 0.0470471 Jy ! Clean residual min=-0.002916 max=0.003492 Jy/beam ! Clean residual mean=-0.000002 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.248727 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 32 components and 0.248727 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=1.957 mas, bmaj=3.034 mas, bpa=-1.962 degrees ! Estimated noise=0.544754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00794528 Jy ! Component: 100 - total flux cleaned = 0.0128321 Jy ! Component: 150 - total flux cleaned = 0.0147969 Jy ! Component: 200 - total flux cleaned = 0.0155734 Jy ! Total flux subtracted in 200 components = 0.0155734 Jy ! Clean residual min=-0.002818 max=0.002597 Jy/beam ! Clean residual mean=-0.000002 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.2643 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 = 0.0006431 Jy ! Component: 100 - total flux cleaned = 0.0011785 Jy ! Component: 150 - total flux cleaned = 0.00162352 Jy ! Component: 200 - total flux cleaned = 0.00199444 Jy ! Total flux subtracted in 200 components = 0.00199444 Jy ! Clean residual min=-0.002599 max=0.002409 Jy/beam ! Clean residual mean=-0.000002 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.266295 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 89 components and 0.266295 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.884 mas, bmaj=2.277 mas, bpa=3.326 degrees ! Estimated noise=0.42016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257594 Jy ! Component: 100 - total flux cleaned = 0.000337062 Jy ! Component: 150 - total flux cleaned = 0.000508908 Jy ! Component: 200 - total flux cleaned = 0.000629982 Jy ! Total flux subtracted in 200 components = 0.000629982 Jy ! Clean residual min=-0.001960 max=0.001727 Jy/beam ! Clean residual mean=-0.000001 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.266925 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 0.266925 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=0.023312Jy sigma=0.664096 ! Fit after self-cal, rms=0.023267Jy sigma=0.661680 wmodel J0240+1848_X_map.mod ! Writing 107 model components to file: J0240+1848_X_map.mod wobs J0240+1848_X_uvs.fits ! Writing UV FITS file: J0240+1848_X_uvs.fits wwins J0240+1848_X_map.win ! wwins: Wrote 4 windows to J0240+1848_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 = -0.000449926 Jy ! Component: 100 - total flux cleaned = -0.000962424 Jy ! Component: 150 - total flux cleaned = -0.00140527 Jy ! Component: 200 - total flux cleaned = -0.00150908 Jy ! Component: 250 - total flux cleaned = -0.00153524 Jy ! Component: 300 - total flux cleaned = -0.0014896 Jy ! Component: 350 - total flux cleaned = -0.00133543 Jy ! Component: 400 - total flux cleaned = -0.00120772 Jy ! Component: 450 - total flux cleaned = -0.00100219 Jy ! Component: 500 - total flux cleaned = -0.000922499 Jy ! Component: 550 - total flux cleaned = -0.000786495 Jy ! Component: 600 - total flux cleaned = -0.00071092 Jy ! Component: 650 - total flux cleaned = -0.000637719 Jy ! Component: 700 - total flux cleaned = -0.000602061 Jy ! Component: 750 - total flux cleaned = -0.000497607 Jy ! Component: 800 - total flux cleaned = -0.000395787 Jy ! Component: 850 - total flux cleaned = -0.000279496 Jy ! Component: 900 - total flux cleaned = -0.000230804 Jy ! Component: 950 - total flux cleaned = -0.000198455 Jy ! Component: 1000 - total flux cleaned = -0.000182493 Jy ! Component: 1050 - total flux cleaned = -0.000121174 Jy ! Component: 1100 - total flux cleaned = -9.12992e-05 Jy ! Component: 1150 - total flux cleaned = -9.12694e-05 Jy ! Component: 1200 - total flux cleaned = -7.67141e-05 Jy ! Component: 1250 - total flux cleaned = -0.000119617 Jy ! Component: 1300 - total flux cleaned = -9.14401e-05 Jy ! Component: 1350 - total flux cleaned = -9.1495e-05 Jy ! Component: 1400 - total flux cleaned = -7.79827e-05 Jy ! Component: 1450 - total flux cleaned = -7.80753e-05 Jy ! Component: 1500 - total flux cleaned = -6.47732e-05 Jy ! Component: 1550 - total flux cleaned = -9.06498e-05 Jy ! Component: 1600 - total flux cleaned = -7.7702e-05 Jy ! Component: 1650 - total flux cleaned = -0.000128477 Jy ! Component: 1700 - total flux cleaned = -0.000103261 Jy ! Component: 1750 - total flux cleaned = -0.000115796 Jy ! Component: 1800 - total flux cleaned = -0.000115817 Jy ! Component: 1850 - total flux cleaned = -0.000128004 Jy ! Component: 1900 - total flux cleaned = -9.22762e-05 Jy ! Component: 1950 - total flux cleaned = -0.000115774 Jy ! Component: 2000 - total flux cleaned = -4.57866e-05 Jy ! Component: 2050 - total flux cleaned = -4.604e-05 Jy ! Component: 2100 - total flux cleaned = -3.45846e-05 Jy ! Component: 2150 - total flux cleaned = 1.05145e-05 Jy ! Component: 2200 - total flux cleaned = 3.26749e-05 Jy ! Component: 2250 - total flux cleaned = 5.47496e-05 Jy ! Component: 2300 - total flux cleaned = 8.74206e-05 Jy ! Component: 2350 - total flux cleaned = 0.000108933 Jy ! Component: 2400 - total flux cleaned = 0.00014085 Jy ! Component: 2450 - total flux cleaned = 0.000172447 Jy ! Component: 2500 - total flux cleaned = 0.000172303 Jy ! Component: 2550 - total flux cleaned = 0.000172403 Jy ! Component: 2600 - total flux cleaned = 0.000213639 Jy ! Component: 2650 - total flux cleaned = 0.000254446 Jy ! Component: 2700 - total flux cleaned = 0.000274783 Jy ! Component: 2750 - total flux cleaned = 0.000314836 Jy ! Component: 2800 - total flux cleaned = 0.000304829 Jy ! Component: 2850 - total flux cleaned = 0.0003148 Jy ! Component: 2900 - total flux cleaned = 0.000344172 Jy ! Component: 2950 - total flux cleaned = 0.000344344 Jy ! Component: 3000 - total flux cleaned = 0.00036363 Jy ! Component: 3050 - total flux cleaned = 0.00039229 Jy ! Component: 3100 - total flux cleaned = 0.000420738 Jy ! Component: 3150 - total flux cleaned = 0.000448931 Jy ! Component: 3200 - total flux cleaned = 0.00043962 Jy ! Component: 3250 - total flux cleaned = 0.000467372 Jy ! Component: 3300 - total flux cleaned = 0.000458215 Jy ! Component: 3350 - total flux cleaned = 0.000449153 Jy ! Component: 3400 - total flux cleaned = 0.000476348 Jy ! Component: 3450 - total flux cleaned = 0.000512212 Jy ! Component: 3500 - total flux cleaned = 0.00050334 Jy ! Component: 3550 - total flux cleaned = 0.000512215 Jy ! Component: 3600 - total flux cleaned = 0.000512391 Jy ! Component: 3650 - total flux cleaned = 0.000529822 Jy ! Component: 3700 - total flux cleaned = 0.000581837 Jy ! Component: 3750 - total flux cleaned = 0.000607604 Jy ! Component: 3800 - total flux cleaned = 0.000616057 Jy ! Component: 3850 - total flux cleaned = 0.000590698 Jy ! Component: 3900 - total flux cleaned = 0.000624475 Jy ! Component: 3950 - total flux cleaned = 0.000632735 Jy ! Component: 4000 - total flux cleaned = 0.000640996 Jy ! Component: 4050 - total flux cleaned = 0.000657532 Jy ! Total flux subtracted in 4096 components = 0.000673892 Jy ! Clean residual min=-0.000492 max=0.000534 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.267599 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 407 components and 0.267599 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0240+1848_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.884 x 2.277 at 3.326 degrees (North through East) ! Clean map min=-0.0012611 max=0.12206 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0240+1848_X_map.fits wmodel /vlbi/sb072/temp_maps//J0240+1848_X_map.mod ! Writing 407 model components to file: /vlbi/sb072/temp_maps//J0240+1848_X_map.mod wobs /vlbi/sb072/temp_maps//J0240+1848_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0240+1848_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0240+1848_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0240+1848_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122062 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141886 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.348722 0.348722 0.697444 1.39489 2.78978 5.57955 11.1591 22.3182 44.6364 89.2728 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 860.284 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0240+1848_X_dfm.log closed on Fri Dec 28 22:47:24 2018