! Started logfile: /vlbi/sb072/temp_maps//J1520+5542_C_dfm.log on Tue Mar 5 23:14:35 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1520+5542_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1520+5542_C_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1520+5542 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 1728 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1520+5542_C] 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 0.300x0.300 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. ! ! Fit before self-cal, rms=1.001292Jy sigma=48.237964 ! Fit after self-cal, rms=0.967955Jy sigma=46.635568 ! 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=1.531 mas, bmaj=4.881 mas, bpa=40.93 degrees ! Estimated noise=0.524072 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 = 0.0241799 Jy ! Component: 100 - total flux cleaned = 0.0296702 Jy ! Total flux subtracted in 100 components = 0.0296702 Jy ! Clean residual min=-0.001853 max=0.002230 Jy/beam ! Clean residual mean=-0.000016 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0296702 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0296702 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=0.019616Jy sigma=0.897445 ! Fit after self-cal, rms=0.016038Jy sigma=0.724946 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368351 Jy ! Component: 100 - total flux cleaned = 0.00474326 Jy ! Total flux subtracted in 100 components = 0.00474326 Jy ! Clean residual min=-0.001496 max=0.001760 Jy/beam ! Clean residual mean=-0.000015 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.0344135 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.0344135 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=0.015111Jy sigma=0.681272 ! Fit after self-cal, rms=0.015109Jy sigma=0.681235 ! 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=1.992 mas, bmaj=5.042 mas, bpa=39.49 degrees ! Estimated noise=0.36095 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 = 0.00114188 Jy ! Component: 100 - total flux cleaned = 0.00163902 Jy ! Component: 150 - total flux cleaned = 0.00173197 Jy ! Component: 200 - total flux cleaned = 0.00187939 Jy ! Total flux subtracted in 200 components = 0.00187939 Jy ! Clean residual min=-0.001272 max=0.001397 Jy/beam ! Clean residual mean=-0.000021 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0362929 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.0362929 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=0.014994Jy sigma=0.675906 ! Fit after self-cal, rms=0.014991Jy sigma=0.675846 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.992 x 5.042 at 39.49 degrees (North through East) ! Clean map min=-0.0012493 max=0.033765 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.89 KP 0.92 ! LA 1.08 NL 1.07 OV 1.15 PT 0.88 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.81 KP 0.98 ! LA 1.04 NL 1.01 OV 1.03 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.99 KP 0.91 ! LA 1.02 NL 1.13 OV 1.04 PT 0.89 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.91 HN 0.90 KP 1.00 ! LA 1.05 NL 1.11 OV 1.08 PT 0.97 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 0.94 KP 0.99 ! LA 0.94 NL 1.04 OV 1.08 PT 0.85 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.08 HN 0.94 KP 0.96 ! LA 1.01 NL 1.09 OV 0.96 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.95 KP 0.93 ! LA 1.10 NL 1.15 OV 0.99 PT 0.88 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.14 HN 0.95 KP 1.01 ! LA 1.00 NL 1.01 OV 1.04 PT 0.93 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.014991Jy sigma=0.675846 ! Fit after self-cal, rms=0.014430Jy sigma=0.656043 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.983 mas, bmaj=5.014 mas, bpa=38.88 degrees ! Estimated noise=0.358386 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 = 1.99502e-05 Jy ! Component: 100 - total flux cleaned = 3.6539e-05 Jy ! Component: 150 - total flux cleaned = 5.17121e-05 Jy ! Component: 200 - total flux cleaned = 7.95664e-05 Jy ! Total flux subtracted in 200 components = 7.95664e-05 Jy ! Clean residual min=-0.001046 max=0.000886 Jy/beam ! Clean residual mean=-0.000008 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0363724 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.0363724 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=0.014423Jy sigma=0.655551 ! Fit after self-cal, rms=0.014422Jy sigma=0.655327 ! 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=0.014422Jy sigma=0.655327 ! Fit after self-cal, rms=0.014404Jy sigma=0.655296 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.98 mas, bmaj=5.016 mas, bpa=38.9 degrees ! Estimated noise=0.357869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.88132e-05 Jy ! Component: 100 - total flux cleaned = -1.06275e-05 Jy ! Component: 150 - total flux cleaned = 8.54251e-06 Jy ! Component: 200 - total flux cleaned = 2.6247e-05 Jy ! Total flux subtracted in 200 components = 2.6247e-05 Jy ! Clean residual min=-0.001023 max=0.000876 Jy/beam ! Clean residual mean=-0.000008 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0363987 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.0363987 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=0.014398Jy sigma=0.654996 ! Fit after self-cal, rms=0.014398Jy sigma=0.654973 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 = -1.48887e-05 Jy ! Component: 100 - total flux cleaned = 3.01251e-06 Jy ! Component: 150 - total flux cleaned = 1.95593e-05 Jy ! Component: 200 - total flux cleaned = 3.52476e-05 Jy ! Total flux subtracted in 200 components = 3.52476e-05 Jy ! Clean residual min=-0.001014 max=0.000867 Jy/beam ! Clean residual mean=-0.000008 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0364339 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.0364339 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=0.014394Jy sigma=0.654766 ! Fit after self-cal, rms=0.014394Jy sigma=0.654749 ! 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=0.014394Jy sigma=0.654749 ! Fit after self-cal, rms=0.014378Jy sigma=0.654731 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.977 mas, bmaj=5.017 mas, bpa=38.92 degrees ! Estimated noise=0.357428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.52364e-05 Jy ! Component: 100 - total flux cleaned = -2.85891e-05 Jy ! Component: 150 - total flux cleaned = -1.32204e-05 Jy ! Component: 200 - total flux cleaned = -8.11251e-06 Jy ! Total flux subtracted in 200 components = -8.11251e-06 Jy ! Clean residual min=-0.000998 max=0.000858 Jy/beam ! Clean residual mean=-0.000008 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0364258 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.0364258 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=0.014374Jy sigma=0.654553 ! Fit after self-cal, rms=0.014374Jy sigma=0.654541 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 = -5.74228e-06 Jy ! Component: 100 - total flux cleaned = 3.86241e-06 Jy ! Component: 150 - total flux cleaned = 1.32406e-05 Jy ! Component: 200 - total flux cleaned = 1.7666e-05 Jy ! Total flux subtracted in 200 components = 1.7666e-05 Jy ! Clean residual min=-0.000994 max=0.000851 Jy/beam ! Clean residual mean=-0.000007 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0364435 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.0364435 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=0.014371Jy sigma=0.654405 ! Fit after self-cal, rms=0.014371Jy sigma=0.654396 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.014371Jy sigma=0.654396 ! Fit after self-cal, rms=0.014354Jy sigma=0.654386 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.936 mas, bmaj=5.669 mas, bpa=32.47 degrees ! Estimated noise=0.417017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.53259e-05 Jy ! Component: 100 - total flux cleaned = 7.99678e-05 Jy ! Component: 150 - total flux cleaned = 8.01526e-05 Jy ! Component: 200 - total flux cleaned = 8.03616e-05 Jy ! Total flux subtracted in 200 components = 8.03616e-05 Jy ! Clean residual min=-0.001122 max=0.001120 Jy/beam ! Clean residual mean=-0.000012 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0365239 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 0.0365239 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=0.014351Jy sigma=0.654340 ! Fit after self-cal, rms=0.014351Jy sigma=0.654319 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 = -1.06458e-06 Jy ! Component: 100 - total flux cleaned = 2.827e-06 Jy ! Component: 150 - total flux cleaned = 2.87357e-06 Jy ! Component: 200 - total flux cleaned = 6.31947e-06 Jy ! Total flux subtracted in 200 components = 6.31947e-06 Jy ! Clean residual min=-0.001113 max=0.001123 Jy/beam ! Clean residual mean=-0.000012 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0365302 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 0.0365302 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=0.014350Jy sigma=0.654287 ! Fit after self-cal, rms=0.014349Jy sigma=0.654276 ! 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=1.975 mas, bmaj=5.018 mas, bpa=38.94 degrees ! Estimated noise=0.356961 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.975 x 5.018 at 38.94 degrees (North through East) ! Clean map min=-0.00093554 max=0.033544 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=1.523 mas, bmaj=4.859 mas, bpa=40.6 degrees ! Estimated noise=0.517663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0258782 Jy ! Component: 100 - total flux cleaned = 0.0317462 Jy ! Component: 150 - total flux cleaned = 0.0339518 Jy ! Component: 200 - total flux cleaned = 0.0348862 Jy ! Total flux subtracted in 200 components = 0.0348862 Jy ! Clean residual min=-0.001501 max=0.001495 Jy/beam ! Clean residual mean=-0.000007 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0348862 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0348862 Jy ! Inverting map and beam ! Estimated beam: bmin=1.975 mas, bmaj=5.018 mas, bpa=38.94 degrees ! Estimated noise=0.356961 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 = 0.000647289 Jy ! Component: 100 - total flux cleaned = 0.000983876 Jy ! Component: 150 - total flux cleaned = 0.0010606 Jy ! Component: 200 - total flux cleaned = 0.00111713 Jy ! Total flux subtracted in 200 components = 0.00111713 Jy ! Clean residual min=-0.001017 max=0.000913 Jy/beam ! Clean residual mean=-0.000009 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0360033 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 35 components and 0.0360033 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.936 mas, bmaj=5.669 mas, bpa=32.47 degrees ! Estimated noise=0.417017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263993 Jy ! Component: 100 - total flux cleaned = 0.000329441 Jy ! Component: 150 - total flux cleaned = 0.000350264 Jy ! Component: 200 - total flux cleaned = 0.000368716 Jy ! Total flux subtracted in 200 components = 0.000368716 Jy ! Clean residual min=-0.001179 max=0.001082 Jy/beam ! Clean residual mean=-0.000013 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0363721 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 = 5.76456e-06 Jy ! Component: 100 - total flux cleaned = 1.10493e-05 Jy ! Component: 150 - total flux cleaned = 1.58739e-05 Jy ! Component: 200 - total flux cleaned = 1.59091e-05 Jy ! Total flux subtracted in 200 components = 1.59091e-05 Jy ! Clean residual min=-0.001167 max=0.001086 Jy/beam ! Clean residual mean=-0.000013 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.036388 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.036388 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.975 mas, bmaj=5.018 mas, bpa=38.94 degrees ! Estimated noise=0.356961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.54953e-05 Jy ! Component: 100 - total flux cleaned = -3.55375e-05 Jy ! Component: 150 - total flux cleaned = -3.53538e-05 Jy ! Component: 200 - total flux cleaned = -2.77194e-05 Jy ! Total flux subtracted in 200 components = -2.77194e-05 Jy ! Clean residual min=-0.000995 max=0.000888 Jy/beam ! Clean residual mean=-0.000008 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0363602 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 53 components and 0.0363602 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=0.014368Jy sigma=0.655256 ! Fit after self-cal, rms=0.014368Jy sigma=0.655183 wmodel J1520+5542_C_map.mod ! Writing 53 model components to file: J1520+5542_C_map.mod wobs J1520+5542_C_uvs.fits ! Writing UV FITS file: J1520+5542_C_uvs.fits wwins J1520+5542_C_map.win ! wwins: Wrote 1 windows to J1520+5542_C_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 = -0.000264807 Jy ! Component: 100 - total flux cleaned = -0.000466942 Jy ! Component: 150 - total flux cleaned = -0.00065703 Jy ! Component: 200 - total flux cleaned = -0.000712364 Jy ! Component: 250 - total flux cleaned = -0.000778794 Jy ! Component: 300 - total flux cleaned = -0.000817254 Jy ! Component: 350 - total flux cleaned = -0.000891359 Jy ! Component: 400 - total flux cleaned = -0.000974962 Jy ! Component: 450 - total flux cleaned = -0.0010329 Jy ! Component: 500 - total flux cleaned = -0.00105545 Jy ! Component: 550 - total flux cleaned = -0.0010996 Jy ! Component: 600 - total flux cleaned = -0.001153 Jy ! Component: 650 - total flux cleaned = -0.00117398 Jy ! Component: 700 - total flux cleaned = -0.00121457 Jy ! Component: 750 - total flux cleaned = -0.00123448 Jy ! Component: 800 - total flux cleaned = -0.00127333 Jy ! Component: 850 - total flux cleaned = -0.0013018 Jy ! Component: 900 - total flux cleaned = -0.00130178 Jy ! Component: 950 - total flux cleaned = -0.0013018 Jy ! Component: 1000 - total flux cleaned = -0.00131999 Jy ! Component: 1050 - total flux cleaned = -0.00135528 Jy ! Component: 1100 - total flux cleaned = -0.00134654 Jy ! Component: 1150 - total flux cleaned = -0.00136362 Jy ! Component: 1200 - total flux cleaned = -0.00137201 Jy ! Component: 1250 - total flux cleaned = -0.00139676 Jy ! Component: 1300 - total flux cleaned = -0.00139677 Jy ! Component: 1350 - total flux cleaned = -0.00139686 Jy ! Component: 1400 - total flux cleaned = -0.00142849 Jy ! Component: 1450 - total flux cleaned = -0.0014129 Jy ! Component: 1500 - total flux cleaned = -0.00143602 Jy ! Component: 1550 - total flux cleaned = -0.00145112 Jy ! Component: 1600 - total flux cleaned = -0.00145851 Jy ! Component: 1650 - total flux cleaned = -0.00143627 Jy ! Component: 1700 - total flux cleaned = -0.00142902 Jy ! Component: 1750 - total flux cleaned = -0.00142906 Jy ! Component: 1800 - total flux cleaned = -0.00145043 Jy ! Component: 1850 - total flux cleaned = -0.00146447 Jy ! Component: 1900 - total flux cleaned = -0.00147849 Jy ! Component: 1950 - total flux cleaned = -0.00149215 Jy ! Component: 2000 - total flux cleaned = -0.00147838 Jy ! Component: 2050 - total flux cleaned = -0.00149187 Jy ! Component: 2100 - total flux cleaned = -0.00148519 Jy ! Component: 2150 - total flux cleaned = -0.00147851 Jy ! Component: 2200 - total flux cleaned = -0.00145228 Jy ! Component: 2250 - total flux cleaned = -0.00146531 Jy ! Component: 2300 - total flux cleaned = -0.00145884 Jy ! Component: 2350 - total flux cleaned = -0.00144595 Jy ! Component: 2400 - total flux cleaned = -0.00144597 Jy ! Component: 2450 - total flux cleaned = -0.00144593 Jy ! Component: 2500 - total flux cleaned = -0.00144587 Jy ! Component: 2550 - total flux cleaned = -0.00143342 Jy ! Component: 2600 - total flux cleaned = -0.0014272 Jy ! Component: 2650 - total flux cleaned = -0.00139659 Jy ! Component: 2700 - total flux cleaned = -0.00138446 Jy ! Component: 2750 - total flux cleaned = -0.00138443 Jy ! Component: 2800 - total flux cleaned = -0.00137243 Jy ! Component: 2850 - total flux cleaned = -0.00137843 Jy ! Component: 2900 - total flux cleaned = -0.00136657 Jy ! Component: 2950 - total flux cleaned = -0.00134306 Jy ! Component: 3000 - total flux cleaned = -0.00136063 Jy ! Component: 3050 - total flux cleaned = -0.001349 Jy ! Component: 3100 - total flux cleaned = -0.0013432 Jy ! Component: 3150 - total flux cleaned = -0.00133747 Jy ! Component: 3200 - total flux cleaned = -0.00134889 Jy ! Component: 3250 - total flux cleaned = -0.00134319 Jy ! Component: 3300 - total flux cleaned = -0.00133755 Jy ! Component: 3350 - total flux cleaned = -0.00134317 Jy ! Component: 3400 - total flux cleaned = -0.00134876 Jy ! Component: 3450 - total flux cleaned = -0.0013432 Jy ! Component: 3500 - total flux cleaned = -0.00135433 Jy ! Component: 3550 - total flux cleaned = -0.00135987 Jy ! Component: 3600 - total flux cleaned = -0.00136538 Jy ! Component: 3650 - total flux cleaned = -0.00137086 Jy ! Component: 3700 - total flux cleaned = -0.00138721 Jy ! Component: 3750 - total flux cleaned = -0.00137091 Jy ! Component: 3800 - total flux cleaned = -0.00138715 Jy ! Component: 3850 - total flux cleaned = -0.00138712 Jy ! Component: 3900 - total flux cleaned = -0.00138714 Jy ! Component: 3950 - total flux cleaned = -0.00140316 Jy ! Component: 4000 - total flux cleaned = -0.00139254 Jy ! Component: 4050 - total flux cleaned = -0.00140317 Jy ! Total flux subtracted in 4096 components = -0.0013979 Jy ! Clean residual min=-0.000282 max=0.000304 Jy/beam ! Clean residual mean=-0.000001 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.0349623 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 326 components and 0.0349623 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1520+5542_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.975 x 5.018 at 38.94 degrees (North through East) ! Clean map min=-0.0008594 max=0.03338 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1520+5542_C_map.fits wmodel /vlbi/sb072/temp_maps//J1520+5542_C_map.mod ! Writing 326 model components to file: /vlbi/sb072/temp_maps//J1520+5542_C_map.mod wobs /vlbi/sb072/temp_maps//J1520+5542_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1520+5542_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1520+5542_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1520+5542_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0333804 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.08655e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.816635 0.816635 1.63327 3.26654 6.53308 13.0662 26.1323 52.2647 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 367.36 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1520+5542_C_dfm.log closed on Tue Mar 5 23:14:39 2019