! Started logfile: /vlbi/sb072/temp_maps//J1949+2421_C_dfm.log on Fri Jan 25 19:47:43 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//J1949+2421_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1949+2421_C_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1949+2421 ! ! 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 J1949+2421_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. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.031574Jy sigma=29.544073 ! Fit after self-cal, rms=0.879739Jy sigma=25.936166 ! 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=1.05 mas, bmaj=4.093 mas, bpa=-8.086 degrees ! Estimated noise=0.83371 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 = 0.0815632 Jy ! Component: 100 - total flux cleaned = 0.122735 Jy ! Total flux subtracted in 100 components = 0.122735 Jy ! Clean residual min=-0.010075 max=0.019890 Jy/beam ! Clean residual mean=0.000006 rms=0.003258 Jy/beam ! Combined flux in latest and established models = 0.122735 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.122735 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=0.196964Jy sigma=2.584166 ! Fit after self-cal, rms=0.195707Jy sigma=2.573940 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237504 Jy ! Component: 100 - total flux cleaned = 0.0391812 Jy ! Total flux subtracted in 100 components = 0.0391812 Jy ! Clean residual min=-0.008453 max=0.013118 Jy/beam ! Clean residual mean=0.000004 rms=0.002553 Jy/beam ! Combined flux in latest and established models = 0.161916 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.161916 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=0.188230Jy sigma=2.243618 ! Fit after self-cal, rms=0.188024Jy sigma=2.243216 ! 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=1.321 mas, bmaj=4.349 mas, bpa=-7.745 degrees ! Estimated noise=0.670675 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 = 0.0225356 Jy ! Component: 100 - total flux cleaned = 0.0342968 Jy ! Component: 150 - total flux cleaned = 0.0411927 Jy ! Component: 200 - total flux cleaned = 0.0458542 Jy ! Total flux subtracted in 200 components = 0.0458542 Jy ! Clean residual min=-0.010641 max=0.013182 Jy/beam ! Clean residual mean=0.000016 rms=0.002986 Jy/beam ! Combined flux in latest and established models = 0.20777 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.20777 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=0.184101Jy sigma=2.108413 ! Fit after self-cal, rms=0.183861Jy sigma=2.107754 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.321 x 4.349 at -7.745 degrees (North through East) ! Clean map min=-0.010167 max=0.12459 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.54 KP 1.36 LA 0.85 ! MK 1.54 NL 0.77 OV 1.22 PT 1.04 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.53 KP 1.21 LA 0.81 ! MK 1.53 NL 0.87 OV 1.15 PT 1.00 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.45 KP 1.24 LA 0.96 ! MK 1.47 NL 1.10 OV 1.03 PT 0.91 ! SC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.40 KP 1.31 LA 0.98 ! MK 1.48 NL 1.03 OV 1.12 PT 1.00 ! SC 1.15 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.00 KP 0.94 LA 0.99 ! MK 1.49 NL 1.18 OV 1.08 PT 0.98 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.95 KP 0.99 LA 0.95 ! MK 1.56 NL 1.15 OV 1.07 PT 0.95 ! SC 1.14 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.06 KP 0.79 LA 1.04 ! MK 1.65 NL 1.25 OV 1.04 PT 1.02 ! SC 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.11 KP 0.78 LA 0.96 ! MK 1.50 NL 1.18 OV 1.05 PT 0.99 ! SC 1.11 ! ! ! Fit before self-cal, rms=0.183861Jy sigma=2.107754 ! Fit after self-cal, rms=0.192635Jy sigma=1.722917 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.456 mas, bmaj=4.311 mas, bpa=-7.458 degrees ! Estimated noise=0.728381 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 (1.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00826172 Jy ! Component: 100 - total flux cleaned = 0.011173 Jy ! Component: 150 - total flux cleaned = 0.0123945 Jy ! Component: 200 - total flux cleaned = 0.012735 Jy ! Total flux subtracted in 200 components = 0.012735 Jy ! Clean residual min=-0.004461 max=0.004427 Jy/beam ! Clean residual mean=0.000005 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 0.220505 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 36 components and 0.220505 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=0.192125Jy sigma=1.692716 ! Fit after self-cal, rms=0.192529Jy sigma=1.688328 ! 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=0.192529Jy sigma=1.688328 ! Fit after self-cal, rms=0.193279Jy sigma=1.685789 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.426 mas, bmaj=4.307 mas, bpa=-7.762 degrees ! Estimated noise=0.71872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351308 Jy ! Component: 100 - total flux cleaned = 0.00507953 Jy ! Component: 150 - total flux cleaned = 0.00560413 Jy ! Component: 200 - total flux cleaned = 0.00599891 Jy ! Total flux subtracted in 200 components = 0.00599891 Jy ! Clean residual min=-0.004109 max=0.003900 Jy/beam ! Clean residual mean=0.000003 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.226504 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.226504 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=0.193143Jy sigma=1.679822 ! Fit after self-cal, rms=0.193157Jy sigma=1.679523 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 = 0.000492276 Jy ! Component: 100 - total flux cleaned = 0.00076584 Jy ! Component: 150 - total flux cleaned = 0.00101193 Jy ! Component: 200 - total flux cleaned = 0.0011458 Jy ! Total flux subtracted in 200 components = 0.0011458 Jy ! Clean residual min=-0.004166 max=0.003727 Jy/beam ! Clean residual mean=0.000003 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.22765 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 55 components and 0.22765 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=0.193115Jy sigma=1.677912 ! Fit after self-cal, rms=0.193127Jy sigma=1.677803 ! 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=0.193127Jy sigma=1.677803 ! Fit after self-cal, rms=0.198156Jy sigma=1.674104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.404 mas, bmaj=4.313 mas, bpa=-7.961 degrees ! Estimated noise=0.719458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235916 Jy ! Component: 100 - total flux cleaned = 0.00386119 Jy ! Component: 150 - total flux cleaned = 0.00488862 Jy ! Component: 200 - total flux cleaned = 0.0052869 Jy ! Total flux subtracted in 200 components = 0.0052869 Jy ! Clean residual min=-0.004376 max=0.003745 Jy/beam ! Clean residual mean=0.000002 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.232937 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.232937 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=0.198047Jy sigma=1.672860 ! Fit after self-cal, rms=0.198145Jy sigma=1.672715 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 = 0.000290557 Jy ! Component: 100 - total flux cleaned = 0.000508597 Jy ! Component: 150 - total flux cleaned = 0.000677484 Jy ! Component: 200 - total flux cleaned = 0.000780543 Jy ! Total flux subtracted in 200 components = 0.000780543 Jy ! Clean residual min=-0.004424 max=0.003732 Jy/beam ! Clean residual mean=0.000002 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.233717 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.233717 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=0.198129Jy sigma=1.672369 ! Fit after self-cal, rms=0.198147Jy sigma=1.672334 ! 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=0.198147Jy sigma=1.672334 ! Fit after self-cal, rms=0.198881Jy sigma=1.666368 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.203 mas, bmaj=5.718 mas, bpa=-12.98 degrees ! Estimated noise=1.05742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225008 Jy ! Component: 100 - total flux cleaned = 0.00300086 Jy ! Component: 150 - total flux cleaned = 0.00315606 Jy ! Component: 200 - total flux cleaned = 0.00318155 Jy ! Total flux subtracted in 200 components = 0.00318155 Jy ! Clean residual min=-0.004819 max=0.004550 Jy/beam ! Clean residual mean=0.000005 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 0.236899 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 97 components and 0.236899 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=0.198837Jy sigma=1.665941 ! Fit after self-cal, rms=0.198821Jy sigma=1.665881 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 = 2.74797e-07 Jy ! Component: 100 - total flux cleaned = -8.36385e-07 Jy ! Component: 150 - total flux cleaned = -1.20337e-06 Jy ! Component: 200 - total flux cleaned = -3.71459e-05 Jy ! Total flux subtracted in 200 components = -3.71459e-05 Jy ! Clean residual min=-0.004787 max=0.004494 Jy/beam ! Clean residual mean=0.000005 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 0.236862 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 100 components and 0.236862 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=0.198821Jy sigma=1.665755 ! Fit after self-cal, rms=0.198816Jy sigma=1.665747 ! 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=1.395 mas, bmaj=4.317 mas, bpa=-8.091 degrees ! Estimated noise=0.722571 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.395 x 4.317 at -8.091 degrees (North through East) ! Clean map min=-0.0041987 max=0.13473 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=1.099 mas, bmaj=4.048 mas, bpa=-8.581 degrees ! Estimated noise=0.932954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0891664 Jy ! Component: 100 - total flux cleaned = 0.132471 Jy ! Component: 150 - total flux cleaned = 0.155918 Jy ! Component: 200 - total flux cleaned = 0.171715 Jy ! Total flux subtracted in 200 components = 0.171715 Jy ! Clean residual min=-0.006704 max=0.008966 Jy/beam ! Clean residual mean=0.000003 rms=0.001886 Jy/beam ! Combined flux in latest and established models = 0.171715 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.171715 Jy ! Inverting map and beam ! Estimated beam: bmin=1.395 mas, bmaj=4.317 mas, bpa=-8.091 degrees ! Estimated noise=0.722571 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 = 0.0217086 Jy ! Component: 100 - total flux cleaned = 0.0340487 Jy ! Component: 150 - total flux cleaned = 0.0422075 Jy ! Component: 200 - total flux cleaned = 0.0481401 Jy ! Total flux subtracted in 200 components = 0.0481401 Jy ! Clean residual min=-0.004972 max=0.005106 Jy/beam ! Clean residual mean=0.000007 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 0.219855 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 28 components and 0.219855 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=3.203 mas, bmaj=5.718 mas, bpa=-12.98 degrees ! Estimated noise=1.05742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00780533 Jy ! Component: 100 - total flux cleaned = 0.0119519 Jy ! Component: 150 - total flux cleaned = 0.014389 Jy ! Component: 200 - total flux cleaned = 0.0153849 Jy ! Total flux subtracted in 200 components = 0.0153849 Jy ! Clean residual min=-0.004937 max=0.004629 Jy/beam ! Clean residual mean=0.000006 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 0.23524 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 = 0.000386663 Jy ! Component: 100 - total flux cleaned = 0.000579861 Jy ! Component: 150 - total flux cleaned = 0.000683164 Jy ! Component: 200 - total flux cleaned = 0.000683326 Jy ! Total flux subtracted in 200 components = 0.000683326 Jy ! Clean residual min=-0.004843 max=0.004623 Jy/beam ! Clean residual mean=0.000006 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 0.235923 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 78 components and 0.235923 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.395 mas, bmaj=4.317 mas, bpa=-8.091 degrees ! Estimated noise=0.722571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00050882 Jy ! Component: 100 - total flux cleaned = -0.000297513 Jy ! Component: 150 - total flux cleaned = -2.87405e-05 Jy ! Component: 200 - total flux cleaned = 0.000215335 Jy ! Total flux subtracted in 200 components = 0.000215335 Jy ! Clean residual min=-0.004547 max=0.003743 Jy/beam ! Clean residual mean=0.000002 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.236138 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.236138 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=0.198895Jy sigma=1.666096 ! Fit after self-cal, rms=0.198909Jy sigma=1.666000 wmodel J1949+2421_C_map.mod ! Writing 96 model components to file: J1949+2421_C_map.mod wobs J1949+2421_C_uvs.fits ! Writing UV FITS file: J1949+2421_C_uvs.fits wwins J1949+2421_C_map.win ! wwins: Wrote 2 windows to J1949+2421_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 = -0.00135676 Jy ! Component: 100 - total flux cleaned = -0.00176801 Jy ! Component: 150 - total flux cleaned = -0.00202987 Jy ! Component: 200 - total flux cleaned = -0.00221932 Jy ! Component: 250 - total flux cleaned = -0.00197808 Jy ! Component: 300 - total flux cleaned = -0.00150639 Jy ! Component: 350 - total flux cleaned = -0.000986958 Jy ! Component: 400 - total flux cleaned = -0.000534674 Jy ! Component: 450 - total flux cleaned = -0.00042258 Jy ! Component: 500 - total flux cleaned = -0.000148953 Jy ! Component: 550 - total flux cleaned = 6.53426e-05 Jy ! Component: 600 - total flux cleaned = 0.000328888 Jy ! Component: 650 - total flux cleaned = 0.000536423 Jy ! Component: 700 - total flux cleaned = 0.000639046 Jy ! Component: 750 - total flux cleaned = 0.000841187 Jy ! Component: 800 - total flux cleaned = 0.000990513 Jy ! Component: 850 - total flux cleaned = 0.000990854 Jy ! Component: 900 - total flux cleaned = 0.00113646 Jy ! Component: 950 - total flux cleaned = 0.00118475 Jy ! Component: 1000 - total flux cleaned = 0.0012794 Jy ! Component: 1050 - total flux cleaned = 0.00146584 Jy ! Component: 1100 - total flux cleaned = 0.00146591 Jy ! Component: 1150 - total flux cleaned = 0.00169497 Jy ! Component: 1200 - total flux cleaned = 0.00173962 Jy ! Component: 1250 - total flux cleaned = 0.00169456 Jy ! Component: 1300 - total flux cleaned = 0.00182815 Jy ! Component: 1350 - total flux cleaned = 0.00173975 Jy ! Component: 1400 - total flux cleaned = 0.00169594 Jy ! Component: 1450 - total flux cleaned = 0.00178259 Jy ! Component: 1500 - total flux cleaned = 0.00169597 Jy ! Component: 1550 - total flux cleaned = 0.00165346 Jy ! Component: 1600 - total flux cleaned = 0.00182293 Jy ! Component: 1650 - total flux cleaned = 0.0019485 Jy ! Component: 1700 - total flux cleaned = 0.00182278 Jy ! Component: 1750 - total flux cleaned = 0.00194724 Jy ! Component: 1800 - total flux cleaned = 0.00190607 Jy ! Component: 1850 - total flux cleaned = 0.00202838 Jy ! Component: 1900 - total flux cleaned = 0.00198739 Jy ! Component: 1950 - total flux cleaned = 0.00194739 Jy ! Component: 2000 - total flux cleaned = 0.0019474 Jy ! Component: 2050 - total flux cleaned = 0.00186777 Jy ! Component: 2100 - total flux cleaned = 0.00178896 Jy ! Component: 2150 - total flux cleaned = 0.00190657 Jy ! Component: 2200 - total flux cleaned = 0.00186725 Jy ! Component: 2250 - total flux cleaned = 0.00175092 Jy ! Component: 2300 - total flux cleaned = 0.00178979 Jy ! Component: 2350 - total flux cleaned = 0.00178968 Jy ! Component: 2400 - total flux cleaned = 0.00178971 Jy ! Component: 2450 - total flux cleaned = 0.00178957 Jy ! Component: 2500 - total flux cleaned = 0.00167661 Jy ! Component: 2550 - total flux cleaned = 0.00156407 Jy ! Component: 2600 - total flux cleaned = 0.00160175 Jy ! Component: 2650 - total flux cleaned = 0.00149042 Jy ! Component: 2700 - total flux cleaned = 0.00156441 Jy ! Component: 2750 - total flux cleaned = 0.0014908 Jy ! Component: 2800 - total flux cleaned = 0.00145434 Jy ! Component: 2850 - total flux cleaned = 0.00141785 Jy ! Component: 2900 - total flux cleaned = 0.00134551 Jy ! Component: 2950 - total flux cleaned = 0.00148946 Jy ! Component: 3000 - total flux cleaned = 0.00130984 Jy ! Component: 3050 - total flux cleaned = 0.00138114 Jy ! Component: 3100 - total flux cleaned = 0.00127472 Jy ! Component: 3150 - total flux cleaned = 0.00134564 Jy ! Component: 3200 - total flux cleaned = 0.00131036 Jy ! Component: 3250 - total flux cleaned = 0.00127544 Jy ! Component: 3300 - total flux cleaned = 0.00110143 Jy ! Component: 3350 - total flux cleaned = 0.0012057 Jy ! Component: 3400 - total flux cleaned = 0.00120582 Jy ! Component: 3450 - total flux cleaned = 0.00127467 Jy ! Component: 3500 - total flux cleaned = 0.00127447 Jy ! Component: 3550 - total flux cleaned = 0.00120627 Jy ! Component: 3600 - total flux cleaned = 0.00130785 Jy ! Component: 3650 - total flux cleaned = 0.0012067 Jy ! Component: 3700 - total flux cleaned = 0.00113932 Jy ! Component: 3750 - total flux cleaned = 0.00113929 Jy ! Component: 3800 - total flux cleaned = 0.0011393 Jy ! Component: 3850 - total flux cleaned = 0.00113923 Jy ! Component: 3900 - total flux cleaned = 0.00107311 Jy ! Component: 3950 - total flux cleaned = 0.00104002 Jy ! Component: 4000 - total flux cleaned = 0.00110574 Jy ! Component: 4050 - total flux cleaned = 0.00097506 Jy ! Total flux subtracted in 4096 components = 0.000909907 Jy ! Clean residual min=-0.001883 max=0.001791 Jy/beam ! Clean residual mean=0.000002 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.237048 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 408 components and 0.237048 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1949+2421_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.395 x 4.317 at -8.091 degrees (North through East) ! Clean map min=-0.0037383 max=0.13358 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1949+2421_C_map.fits wmodel /vlbi/sb072/temp_maps//J1949+2421_C_map.mod ! Writing 408 model components to file: /vlbi/sb072/temp_maps//J1949+2421_C_map.mod wobs /vlbi/sb072/temp_maps//J1949+2421_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1949+2421_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1949+2421_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1949+2421_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.13358 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000596857 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.34045 1.34045 2.68091 5.36181 10.7236 21.4472 42.8945 85.789 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.133 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 223.804 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1949+2421_C_dfm.log closed on Fri Jan 25 19:47:47 2019