! Started logfile: /vlbi/bp222/maps//J0742+1947_X_dfm.log on Thu Sep 27 10:53:44 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/bp222/maps//J0742+1947_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0742+1947_X_uva.fits ! AN table 1: 22 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0742+1947 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 9504 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J0742+1947_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.009848Jy sigma=12.097599 ! Fit after self-cal, rms=0.880705Jy sigma=10.464963 ! 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=0.636 mas, bmaj=1.787 mas, bpa=-7.823 degrees ! Estimated noise=1.43424 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 = 0.085816 Jy ! Component: 100 - total flux cleaned = 0.121541 Jy ! Total flux subtracted in 100 components = 0.121541 Jy ! Clean residual min=-0.009999 max=0.018046 Jy/beam ! Clean residual mean=-0.000010 rms=0.003030 Jy/beam ! Combined flux in latest and established models = 0.121541 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.121541 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.075755Jy sigma=0.874602 ! Fit after self-cal, rms=0.075211Jy sigma=0.868754 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221025 Jy ! Component: 100 - total flux cleaned = 0.0351841 Jy ! Total flux subtracted in 100 components = 0.0351841 Jy ! Clean residual min=-0.006640 max=0.008999 Jy/beam ! Clean residual mean=-0.000006 rms=0.001757 Jy/beam ! Combined flux in latest and established models = 0.156725 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.156725 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065840Jy sigma=0.736060 ! Fit after self-cal, rms=0.065748Jy sigma=0.735392 ! 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=0.8227 mas, bmaj=1.958 mas, bpa=-6.793 degrees ! Estimated noise=0.639192 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 (0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140241 Jy ! Component: 100 - total flux cleaned = 0.0218307 Jy ! Component: 150 - total flux cleaned = 0.0268938 Jy ! Component: 200 - total flux cleaned = 0.030424 Jy ! Total flux subtracted in 200 components = 0.030424 Jy ! Clean residual min=-0.003361 max=0.005525 Jy/beam ! Clean residual mean=-0.000003 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.187149 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 30 components and 0.187149 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062812Jy sigma=0.693710 ! Fit after self-cal, rms=0.062624Jy sigma=0.692218 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8227 x 1.958 at -6.793 degrees (North through East) ! Clean map min=-0.0030069 max=0.1196 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.95 KP 0.99 ! LA 0.93 MK 1.04 NL 1.08 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.92 KP 0.97 ! LA 0.94 MK 1.09 NL 1.12 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.96 KP 1.02 ! LA 0.98 MK 1.00 NL 1.06 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.95 KP 1.01 ! LA 0.94 MK 0.96 NL 1.04 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.95 KP 1.03 ! LA 0.94 MK 1.03 NL 1.03 PT 0.96 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 HN 0.92 KP 1.00 ! LA 0.96 MK 1.08 NL 1.06 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.00 KP 1.04 ! LA 0.95 MK 0.99 NL 1.08 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.97 KP 1.04 ! LA 1.02 MK 0.95 NL 1.04 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.92 KP 1.04 ! LA 0.96 MK 0.84 NL 1.10 PT 0.94 ! SC 1.10 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.94 KP 1.02 ! LA 1.00 MK 0.89 NL 1.06 PT 0.97 ! SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.90 KP 1.04 ! LA 1.02 MK 0.90 NL 1.09 PT 0.97 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.96 KP 1.01 ! LA 0.98 MK 0.95 NL 1.06 PT 0.94 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.062624Jy sigma=0.692218 ! Fit after self-cal, rms=0.060302Jy sigma=0.683713 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8201 mas, bmaj=1.965 mas, bpa=-7.171 degrees ! Estimated noise=0.627448 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 = 0.000943362 Jy ! Component: 100 - total flux cleaned = 0.000858203 Jy ! Component: 150 - total flux cleaned = 0.00070971 Jy ! Component: 200 - total flux cleaned = 0.000549565 Jy ! Total flux subtracted in 200 components = 0.000549565 Jy ! Clean residual min=-0.002151 max=0.002273 Jy/beam ! Clean residual mean=0.000000 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.187698 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 0.187698 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060230Jy sigma=0.682997 ! Fit after self-cal, rms=0.060196Jy sigma=0.682792 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060196Jy sigma=0.682792 ! Fit after self-cal, rms=0.060280Jy sigma=0.682769 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8207 mas, bmaj=1.964 mas, bpa=-7.127 degrees ! Estimated noise=0.628634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000171187 Jy ! Component: 100 - total flux cleaned = 0.000139961 Jy ! Component: 150 - total flux cleaned = 0.000139954 Jy ! Component: 200 - total flux cleaned = 0.000213834 Jy ! Total flux subtracted in 200 components = 0.000213834 Jy ! Clean residual min=-0.002053 max=0.002082 Jy/beam ! Clean residual mean=0.000000 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.187912 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.187912 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060246Jy sigma=0.682421 ! Fit after self-cal, rms=0.060243Jy sigma=0.682363 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 (40, -42.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000819751 Jy ! Component: 100 - total flux cleaned = 0.00077592 Jy ! Component: 150 - total flux cleaned = 0.000738385 Jy ! Component: 200 - total flux cleaned = 0.00070551 Jy ! Total flux subtracted in 200 components = 0.00070551 Jy ! Clean residual min=-0.001951 max=0.001740 Jy/beam ! Clean residual mean=0.000000 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.188618 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.188618 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060165Jy sigma=0.681578 ! Fit after self-cal, rms=0.060161Jy sigma=0.681533 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060161Jy sigma=0.681533 ! Fit after self-cal, rms=0.060163Jy sigma=0.681501 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8206 mas, bmaj=1.963 mas, bpa=-7.108 degrees ! Estimated noise=0.628945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.47499e-05 Jy ! Component: 100 - total flux cleaned = -9.2966e-05 Jy ! Component: 150 - total flux cleaned = -0.000144604 Jy ! Component: 200 - total flux cleaned = -0.000144941 Jy ! Total flux subtracted in 200 components = -0.000144941 Jy ! Clean residual min=-0.001865 max=0.001623 Jy/beam ! Clean residual mean=0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.188473 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.188473 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060137Jy sigma=0.681260 ! Fit after self-cal, rms=0.060136Jy sigma=0.681242 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 = -8.58836e-05 Jy ! Component: 100 - total flux cleaned = -8.49911e-05 Jy ! Component: 150 - total flux cleaned = -6.33715e-05 Jy ! Component: 200 - total flux cleaned = -4.30094e-05 Jy ! Total flux subtracted in 200 components = -4.30094e-05 Jy ! Clean residual min=-0.001828 max=0.001588 Jy/beam ! Clean residual mean=0.000000 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.18843 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 82 components and 0.18843 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060119Jy sigma=0.681086 ! Fit after self-cal, rms=0.060119Jy sigma=0.681071 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060119Jy sigma=0.681071 ! Fit after self-cal, rms=0.060075Jy sigma=0.681058 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.09 mas, bmaj=2.743 mas, bpa=-5.026 degrees ! Estimated noise=0.797665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.74814e-05 Jy ! Component: 100 - total flux cleaned = -1.2615e-05 Jy ! Component: 150 - total flux cleaned = -1.18221e-05 Jy ! Component: 200 - total flux cleaned = 1.05293e-06 Jy ! Total flux subtracted in 200 components = 1.05293e-06 Jy ! Clean residual min=-0.001586 max=0.001377 Jy/beam ! Clean residual mean=0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.188431 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 95 components and 0.188431 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060076Jy sigma=0.681043 ! Fit after self-cal, rms=0.060076Jy sigma=0.681036 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 = -6.48826e-05 Jy ! Component: 100 - total flux cleaned = -7.53933e-05 Jy ! Component: 150 - total flux cleaned = -9.46431e-05 Jy ! Component: 200 - total flux cleaned = -0.000111951 Jy ! Total flux subtracted in 200 components = -0.000111951 Jy ! Clean residual min=-0.001552 max=0.001376 Jy/beam ! Clean residual mean=0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.188319 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 102 components and 0.188319 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060078Jy sigma=0.681041 ! Fit after self-cal, rms=0.060077Jy sigma=0.681037 ! 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=0.8201 mas, bmaj=1.962 mas, bpa=-7.088 degrees ! Estimated noise=0.628691 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8201 x 1.962 at -7.088 degrees (North through East) ! Clean map min=-0.0014944 max=0.11722 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=0.6328 mas, bmaj=1.791 mas, bpa=-8.037 degrees ! Estimated noise=1.41311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0857927 Jy ! Component: 100 - total flux cleaned = 0.122615 Jy ! Component: 150 - total flux cleaned = 0.143836 Jy ! Component: 200 - total flux cleaned = 0.157179 Jy ! Total flux subtracted in 200 components = 0.157179 Jy ! Clean residual min=-0.005547 max=0.007720 Jy/beam ! Clean residual mean=-0.000004 rms=0.001562 Jy/beam ! Combined flux in latest and established models = 0.157179 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.157179 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8201 mas, bmaj=1.962 mas, bpa=-7.088 degrees ! Estimated noise=0.628691 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 = 0.0119758 Jy ! Component: 100 - total flux cleaned = 0.0185625 Jy ! Component: 150 - total flux cleaned = 0.0226452 Jy ! Component: 200 - total flux cleaned = 0.0249967 Jy ! Total flux subtracted in 200 components = 0.0249967 Jy ! Clean residual min=-0.002592 max=0.002801 Jy/beam ! Clean residual mean=-0.000001 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.182176 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.182176 Jy ! Inverting map ! Added new window around map position (-1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190936 Jy ! Component: 100 - total flux cleaned = 0.0029751 Jy ! Component: 150 - total flux cleaned = 0.00366281 Jy ! Component: 200 - total flux cleaned = 0.00408843 Jy ! Total flux subtracted in 200 components = 0.00408843 Jy ! Clean residual min=-0.001990 max=0.001684 Jy/beam ! Clean residual mean=-0.000000 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.186265 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.186265 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=2.09 mas, bmaj=2.743 mas, bpa=-5.026 degrees ! Estimated noise=0.797665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123993 Jy ! Component: 100 - total flux cleaned = 0.00132925 Jy ! Component: 150 - total flux cleaned = 0.00146005 Jy ! Component: 200 - total flux cleaned = 0.00155078 Jy ! Total flux subtracted in 200 components = 0.00155078 Jy ! Clean residual min=-0.001692 max=0.001400 Jy/beam ! Clean residual mean=0.000000 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.187815 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 = 4.19301e-05 Jy ! Component: 100 - total flux cleaned = 6.16882e-05 Jy ! Component: 150 - total flux cleaned = 7.97992e-05 Jy ! Component: 200 - total flux cleaned = 7.93694e-05 Jy ! Total flux subtracted in 200 components = 7.93694e-05 Jy ! Clean residual min=-0.001582 max=0.001356 Jy/beam ! Clean residual mean=0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.187895 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 72 components and 0.187895 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8201 mas, bmaj=1.962 mas, bpa=-7.088 degrees ! Estimated noise=0.628691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000236123 Jy ! Component: 100 - total flux cleaned = -0.000198643 Jy ! Component: 150 - total flux cleaned = -0.000164485 Jy ! Component: 200 - total flux cleaned = -0.000133816 Jy ! Total flux subtracted in 200 components = -0.000133816 Jy ! Clean residual min=-0.001598 max=0.001474 Jy/beam ! Clean residual mean=0.000000 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.187761 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.187761 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060062Jy sigma=0.680800 ! Fit after self-cal, rms=0.060055Jy sigma=0.680765 wmodel J0742+1947_X_map.mod ! Writing 87 model components to file: J0742+1947_X_map.mod wobs J0742+1947_X_uvs.fits ! Writing UV FITS file: J0742+1947_X_uvs.fits wwins J0742+1947_X_map.win ! wwins: Wrote 4 windows to J0742+1947_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 = -0.000418896 Jy ! Component: 100 - total flux cleaned = -0.000604757 Jy ! Component: 150 - total flux cleaned = -0.000482419 Jy ! Component: 200 - total flux cleaned = -0.000413195 Jy ! Component: 250 - total flux cleaned = -0.000369046 Jy ! Component: 300 - total flux cleaned = -0.000347253 Jy ! Component: 350 - total flux cleaned = -0.000265397 Jy ! Component: 400 - total flux cleaned = -0.000205994 Jy ! Component: 450 - total flux cleaned = -0.000186384 Jy ! Component: 500 - total flux cleaned = -0.000111834 Jy ! Component: 550 - total flux cleaned = -3.93256e-05 Jy ! Component: 600 - total flux cleaned = -4.11011e-06 Jy ! Component: 650 - total flux cleaned = 4.75203e-05 Jy ! Component: 700 - total flux cleaned = 9.80023e-05 Jy ! Component: 750 - total flux cleaned = 0.000164103 Jy ! Component: 800 - total flux cleaned = 0.000196356 Jy ! Component: 850 - total flux cleaned = 0.000243637 Jy ! Component: 900 - total flux cleaned = 0.000305776 Jy ! Component: 950 - total flux cleaned = 0.000367002 Jy ! Component: 1000 - total flux cleaned = 0.000396879 Jy ! Component: 1050 - total flux cleaned = 0.000425918 Jy ! Component: 1100 - total flux cleaned = 0.000425824 Jy ! Component: 1150 - total flux cleaned = 0.000440224 Jy ! Component: 1200 - total flux cleaned = 0.000440517 Jy ! Component: 1250 - total flux cleaned = 0.000440615 Jy ! Component: 1300 - total flux cleaned = 0.000481575 Jy ! Component: 1350 - total flux cleaned = 0.000454526 Jy ! Component: 1400 - total flux cleaned = 0.000467736 Jy ! Component: 1450 - total flux cleaned = 0.000415517 Jy ! Component: 1500 - total flux cleaned = 0.000363981 Jy ! Component: 1550 - total flux cleaned = 0.000338763 Jy ! Component: 1600 - total flux cleaned = 0.000338884 Jy ! Component: 1650 - total flux cleaned = 0.000301725 Jy ! Component: 1700 - total flux cleaned = 0.000289476 Jy ! Component: 1750 - total flux cleaned = 0.000253195 Jy ! Component: 1800 - total flux cleaned = 0.000229316 Jy ! Component: 1850 - total flux cleaned = 0.00018198 Jy ! Component: 1900 - total flux cleaned = 0.000158564 Jy ! Component: 1950 - total flux cleaned = 0.000100785 Jy ! Component: 2000 - total flux cleaned = 0.000112215 Jy ! Component: 2050 - total flux cleaned = 2.11093e-05 Jy ! Component: 2100 - total flux cleaned = -1.27201e-05 Jy ! Component: 2150 - total flux cleaned = -7.98555e-05 Jy ! Component: 2200 - total flux cleaned = -0.000112998 Jy ! Component: 2250 - total flux cleaned = -0.000145841 Jy ! Component: 2300 - total flux cleaned = -0.000145927 Jy ! Component: 2350 - total flux cleaned = -0.000178316 Jy ! Component: 2400 - total flux cleaned = -0.000210353 Jy ! Component: 2450 - total flux cleaned = -0.00023156 Jy ! Component: 2500 - total flux cleaned = -0.000221026 Jy ! Component: 2550 - total flux cleaned = -0.000252451 Jy ! Component: 2600 - total flux cleaned = -0.000262829 Jy ! Component: 2650 - total flux cleaned = -0.000262841 Jy ! Component: 2700 - total flux cleaned = -0.000303803 Jy ! Component: 2750 - total flux cleaned = -0.000344412 Jy ! Component: 2800 - total flux cleaned = -0.000334279 Jy ! Component: 2850 - total flux cleaned = -0.000364281 Jy ! Component: 2900 - total flux cleaned = -0.000394037 Jy ! Component: 2950 - total flux cleaned = -0.0003348 Jy ! Component: 3000 - total flux cleaned = -0.000344669 Jy ! Component: 3050 - total flux cleaned = -0.000334899 Jy ! Component: 3100 - total flux cleaned = -0.000344557 Jy ! Component: 3150 - total flux cleaned = -0.000363813 Jy ! Component: 3200 - total flux cleaned = -0.000383035 Jy ! Component: 3250 - total flux cleaned = -0.000373467 Jy ! Component: 3300 - total flux cleaned = -0.000373494 Jy ! Component: 3350 - total flux cleaned = -0.000392452 Jy ! Component: 3400 - total flux cleaned = -0.000392473 Jy ! Component: 3450 - total flux cleaned = -0.000411241 Jy ! Component: 3500 - total flux cleaned = -0.000429935 Jy ! Component: 3550 - total flux cleaned = -0.000467182 Jy ! Component: 3600 - total flux cleaned = -0.000467149 Jy ! Component: 3650 - total flux cleaned = -0.000476428 Jy ! Component: 3700 - total flux cleaned = -0.000494886 Jy ! Component: 3750 - total flux cleaned = -0.00052252 Jy ! Component: 3800 - total flux cleaned = -0.0005317 Jy ! Component: 3850 - total flux cleaned = -0.000550075 Jy ! Component: 3900 - total flux cleaned = -0.000540862 Jy ! Component: 3950 - total flux cleaned = -0.000559131 Jy ! Component: 4000 - total flux cleaned = -0.00055915 Jy ! Component: 4050 - total flux cleaned = -0.000586493 Jy ! Total flux subtracted in 4096 components = -0.000586549 Jy ! Clean residual min=-0.000530 max=0.000522 Jy/beam ! Clean residual mean=0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.187174 Jy keep ! Adding 232 model components to the UV plane model. ! The established model now contains 319 components and 0.187174 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0742+1947_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8201 x 1.962 at -7.088 degrees (North through East) ! Clean map min=-0.0013895 max=0.11634 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0742+1947_X_map.fits wmodel /vlbi/bp222/maps//J0742+1947_X_map.mod ! Writing 319 model components to file: /vlbi/bp222/maps//J0742+1947_X_map.mod wobs /vlbi/bp222/maps//J0742+1947_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0742+1947_X_uvs.fits wwins /vlbi/bp222/maps//J0742+1947_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J0742+1947_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.116344 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138722 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.357701 0.357701 0.715401 1.4308 2.8616 5.72321 11.4464 22.8928 45.7857 91.5713 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.116 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 838.69 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0742+1947_X_dfm.log closed on Thu Sep 27 10:53:49 2018