! Started logfile: /vlbi/sb072/temp_maps//J1257+3229_C_dfm.log on Fri Jan 25 19:29:33 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//J1257+3229_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1257+3229_C_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1257+3229 ! ! 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 896 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 J1257+3229_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.103855Jy sigma=45.245625 ! Fit after self-cal, rms=0.549338Jy sigma=23.110571 ! 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=2.733 mas, bmaj=4.819 mas, bpa=8.704 degrees ! Estimated noise=0.881492 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 = 0.357617 Jy ! Component: 100 - total flux cleaned = 0.431231 Jy ! Total flux subtracted in 100 components = 0.431231 Jy ! Clean residual min=-0.032541 max=0.043690 Jy/beam ! Clean residual mean=-0.000014 rms=0.007628 Jy/beam ! Combined flux in latest and established models = 0.431231 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.431231 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=0.070328Jy sigma=2.709527 ! Fit after self-cal, rms=0.070323Jy sigma=2.709049 ! 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=3.161 mas, bmaj=5.078 mas, bpa=6.988 degrees ! Estimated noise=0.686809 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 = -0.0075389 Jy ! Component: 100 - total flux cleaned = -0.0127414 Jy ! Component: 150 - total flux cleaned = -0.0167606 Jy ! Component: 200 - total flux cleaned = -0.0199198 Jy ! Total flux subtracted in 200 components = -0.0199198 Jy ! Clean residual min=-0.023195 max=0.031127 Jy/beam ! Clean residual mean=-0.000033 rms=0.005879 Jy/beam ! Combined flux in latest and established models = 0.411312 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 21 components and 0.411312 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=0.059849Jy sigma=2.431478 ! Fit after self-cal, rms=0.059773Jy sigma=2.429624 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.161 x 5.078 at 6.988 degrees (North through East) ! Clean map min=-0.022745 max=0.44777 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.89 KP 1.09 ! LA 1.00* NL 1.13 OV 1.02 PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.91 KP 1.10 ! LA 1.00* NL 1.14 OV 1.02 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.87 KP 1.08 ! LA 1.00* NL 1.13 OV 1.00 PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.89 KP 1.09 ! LA 1.00* NL 1.14 OV 0.99 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 0.87 KP 1.06 ! LA 1.00* NL 1.14 OV 1.00 PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.86 KP 1.05 ! LA 1.00* NL 1.15 OV 1.01 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.86 KP 1.05 ! LA 1.00* NL 1.17 OV 0.99 PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.89 KP 1.04 ! LA 1.00* NL 1.17 OV 0.98 PT 0.92 ! ! ! Fit before self-cal, rms=0.059773Jy sigma=2.429624 ! Fit after self-cal, rms=0.030803Jy sigma=1.190330 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.062 mas, bmaj=5.022 mas, bpa=7.624 degrees ! Estimated noise=0.680893 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 = 0.0104699 Jy ! Component: 100 - total flux cleaned = 0.0162634 Jy ! Component: 150 - total flux cleaned = 0.0181902 Jy ! Component: 200 - total flux cleaned = 0.0197105 Jy ! Total flux subtracted in 200 components = 0.0197105 Jy ! Clean residual min=-0.008425 max=0.009205 Jy/beam ! Clean residual mean=0.000003 rms=0.002224 Jy/beam ! Combined flux in latest and established models = 0.431022 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.431022 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=0.026462Jy sigma=1.027953 ! Fit after self-cal, rms=0.026318Jy sigma=1.023708 ! 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=0.026318Jy sigma=1.023708 ! Fit after self-cal, rms=0.024680Jy sigma=0.960207 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.039 mas, bmaj=5.006 mas, bpa=7.912 degrees ! Estimated noise=0.681833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00664453 Jy ! Component: 100 - total flux cleaned = 0.0105754 Jy ! Component: 150 - total flux cleaned = 0.0121786 Jy ! Component: 200 - total flux cleaned = 0.0130508 Jy ! Total flux subtracted in 200 components = 0.0130508 Jy ! Clean residual min=-0.007007 max=0.007016 Jy/beam ! Clean residual mean=0.000001 rms=0.001770 Jy/beam ! Combined flux in latest and established models = 0.444073 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 46 components and 0.444073 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=0.022558Jy sigma=0.878343 ! Fit after self-cal, rms=0.022512Jy sigma=0.877016 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 = 0.000304747 Jy ! Component: 100 - total flux cleaned = 0.000366661 Jy ! Component: 150 - total flux cleaned = 0.000530714 Jy ! Component: 200 - total flux cleaned = 0.000631522 Jy ! Total flux subtracted in 200 components = 0.000631522 Jy ! Clean residual min=-0.006859 max=0.006429 Jy/beam ! Clean residual mean=0.000001 rms=0.001734 Jy/beam ! Combined flux in latest and established models = 0.444704 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 0.444704 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=0.022248Jy sigma=0.865306 ! Fit after self-cal, rms=0.022223Jy sigma=0.864631 ! 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=0.022223Jy sigma=0.864631 ! Fit after self-cal, rms=0.021052Jy sigma=0.815174 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.021 mas, bmaj=4.994 mas, bpa=8.141 degrees ! Estimated noise=0.682706 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476723 Jy ! Component: 100 - total flux cleaned = 0.00743743 Jy ! Component: 150 - total flux cleaned = 0.00827612 Jy ! Component: 200 - total flux cleaned = 0.0087811 Jy ! Total flux subtracted in 200 components = 0.0087811 Jy ! Clean residual min=-0.005558 max=0.005421 Jy/beam ! Clean residual mean=-0.000001 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 0.453486 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.453485 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=0.019813Jy sigma=0.764462 ! Fit after self-cal, rms=0.019796Jy sigma=0.763839 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 = 0.000388163 Jy ! Component: 100 - total flux cleaned = 0.000593536 Jy ! Component: 150 - total flux cleaned = 0.000773526 Jy ! Component: 200 - total flux cleaned = 0.000932571 Jy ! Total flux subtracted in 200 components = 0.000932571 Jy ! Clean residual min=-0.005446 max=0.005235 Jy/beam ! Clean residual mean=-0.000001 rms=0.001370 Jy/beam ! Combined flux in latest and established models = 0.454418 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 59 components and 0.454418 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=0.019614Jy sigma=0.754139 ! Fit after self-cal, rms=0.019607Jy sigma=0.753887 ! 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=0.019607Jy sigma=0.753887 ! Fit after self-cal, rms=0.018914Jy sigma=0.723771 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.035 mas, bmaj=5.27 mas, bpa=5.495 degrees ! Estimated noise=0.742342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00328007 Jy ! Component: 100 - total flux cleaned = 0.00518872 Jy ! Component: 150 - total flux cleaned = 0.00644392 Jy ! Component: 200 - total flux cleaned = 0.00726902 Jy ! Total flux subtracted in 200 components = 0.00726902 Jy ! Clean residual min=-0.005168 max=0.005401 Jy/beam ! Clean residual mean=-0.000003 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 0.461687 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.461687 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=0.018284Jy sigma=0.695654 ! Fit after self-cal, rms=0.018275Jy sigma=0.695393 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 = 0.000418332 Jy ! Component: 100 - total flux cleaned = 0.000419176 Jy ! Component: 150 - total flux cleaned = 0.000439409 Jy ! Component: 200 - total flux cleaned = 0.000439454 Jy ! Total flux subtracted in 200 components = 0.000439454 Jy ! Clean residual min=-0.005234 max=0.005320 Jy/beam ! Clean residual mean=-0.000002 rms=0.001316 Jy/beam ! Combined flux in latest and established models = 0.462127 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 74 components and 0.462127 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=0.018184Jy sigma=0.690958 ! Fit after self-cal, rms=0.018182Jy sigma=0.690846 ! 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=3.008 mas, bmaj=4.983 mas, bpa=8.307 degrees ! Estimated noise=0.6832 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.008 x 4.983 at 8.307 degrees (North through East) ! Clean map min=-0.0045692 max=0.44685 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=2.608 mas, bmaj=4.749 mas, bpa=10.07 degrees ! Estimated noise=0.855574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.347048 Jy ! Component: 100 - total flux cleaned = 0.422769 Jy ! Component: 150 - total flux cleaned = 0.443683 Jy ! Component: 200 - total flux cleaned = 0.452429 Jy ! Total flux subtracted in 200 components = 0.452429 Jy ! Clean residual min=-0.005777 max=0.006065 Jy/beam ! Clean residual mean=0.000000 rms=0.001485 Jy/beam ! Combined flux in latest and established models = 0.452429 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.452429 Jy ! Inverting map and beam ! Estimated beam: bmin=3.008 mas, bmaj=4.983 mas, bpa=8.307 degrees ! Estimated noise=0.6832 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 = 0.00486077 Jy ! Component: 100 - total flux cleaned = 0.00612007 Jy ! Component: 150 - total flux cleaned = 0.00722563 Jy ! Component: 200 - total flux cleaned = 0.00806191 Jy ! Total flux subtracted in 200 components = 0.00806191 Jy ! Clean residual min=-0.004844 max=0.004667 Jy/beam ! Clean residual mean=-0.000002 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 0.460491 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.460491 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=4.035 mas, bmaj=5.27 mas, bpa=5.495 degrees ! Estimated noise=0.742342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000757049 Jy ! Component: 100 - total flux cleaned = 0.00126369 Jy ! Component: 150 - total flux cleaned = 0.00154587 Jy ! Component: 200 - total flux cleaned = 0.0017374 Jy ! Total flux subtracted in 200 components = 0.0017374 Jy ! Clean residual min=-0.005353 max=0.005345 Jy/beam ! Clean residual mean=-0.000002 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 0.462229 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 = 8.32406e-05 Jy ! Component: 100 - total flux cleaned = 0.000159158 Jy ! Component: 150 - total flux cleaned = 0.000229197 Jy ! Component: 200 - total flux cleaned = 0.000260999 Jy ! Total flux subtracted in 200 components = 0.000260999 Jy ! Clean residual min=-0.005374 max=0.005260 Jy/beam ! Clean residual mean=-0.000002 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 0.46249 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 54 components and 0.46249 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.008 mas, bmaj=4.983 mas, bpa=8.307 degrees ! Estimated noise=0.6832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000352234 Jy ! Component: 100 - total flux cleaned = 0.000249186 Jy ! Component: 150 - total flux cleaned = 0.0001801 Jy ! Component: 200 - total flux cleaned = 0.000180462 Jy ! Total flux subtracted in 200 components = 0.000180462 Jy ! Clean residual min=-0.004844 max=0.004381 Jy/beam ! Clean residual mean=-0.000001 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.46267 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.46267 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=0.018204Jy sigma=0.692270 ! Fit after self-cal, rms=0.018194Jy sigma=0.691936 wmodel J1257+3229_C_map.mod ! Writing 66 model components to file: J1257+3229_C_map.mod wobs J1257+3229_C_uvs.fits ! Writing UV FITS file: J1257+3229_C_uvs.fits wwins J1257+3229_C_map.win ! wwins: Wrote 1 windows to J1257+3229_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 = -0.00110125 Jy ! Component: 100 - total flux cleaned = -0.00125436 Jy ! Component: 150 - total flux cleaned = -0.000741656 Jy ! Component: 200 - total flux cleaned = -0.00027505 Jy ! Component: 250 - total flux cleaned = -0.00022259 Jy ! Component: 300 - total flux cleaned = -0.000374828 Jy ! Component: 350 - total flux cleaned = -0.00065688 Jy ! Component: 400 - total flux cleaned = -0.000919753 Jy ! Component: 450 - total flux cleaned = -0.00116638 Jy ! Component: 500 - total flux cleaned = -0.00128566 Jy ! Component: 550 - total flux cleaned = -0.00139924 Jy ! Component: 600 - total flux cleaned = -0.00150424 Jy ! Component: 650 - total flux cleaned = -0.00163809 Jy ! Component: 700 - total flux cleaned = -0.0017639 Jy ! Component: 750 - total flux cleaned = -0.0018247 Jy ! Component: 800 - total flux cleaned = -0.00193894 Jy ! Component: 850 - total flux cleaned = -0.00207526 Jy ! Component: 900 - total flux cleaned = -0.00218022 Jy ! Component: 950 - total flux cleaned = -0.00235506 Jy ! Component: 1000 - total flux cleaned = -0.00252168 Jy ! Component: 1050 - total flux cleaned = -0.00266053 Jy ! Component: 1100 - total flux cleaned = -0.00281505 Jy ! Component: 1150 - total flux cleaned = -0.00298539 Jy ! Component: 1200 - total flux cleaned = -0.0031292 Jy ! Component: 1250 - total flux cleaned = -0.00324683 Jy ! Component: 1300 - total flux cleaned = -0.00334109 Jy ! Component: 1350 - total flux cleaned = -0.00341508 Jy ! Component: 1400 - total flux cleaned = -0.0036286 Jy ! Component: 1450 - total flux cleaned = -0.00374894 Jy ! Component: 1500 - total flux cleaned = -0.00393185 Jy ! Component: 1550 - total flux cleaned = -0.00407678 Jy ! Component: 1600 - total flux cleaned = -0.00421771 Jy ! Component: 1650 - total flux cleaned = -0.00429375 Jy ! Component: 1700 - total flux cleaned = -0.00441208 Jy ! Component: 1750 - total flux cleaned = -0.00455442 Jy ! Component: 1800 - total flux cleaned = -0.00463742 Jy ! Component: 1850 - total flux cleaned = -0.00473191 Jy ! Component: 1900 - total flux cleaned = -0.00482349 Jy ! Component: 1950 - total flux cleaned = -0.00492609 Jy ! Component: 2000 - total flux cleaned = -0.00506263 Jy ! Component: 2050 - total flux cleaned = -0.00513486 Jy ! Component: 2100 - total flux cleaned = -0.00522922 Jy ! Component: 2150 - total flux cleaned = -0.0053097 Jy ! Component: 2200 - total flux cleaned = -0.00538828 Jy ! Component: 2250 - total flux cleaned = -0.00548703 Jy ! Component: 2300 - total flux cleaned = -0.00553005 Jy ! Component: 2350 - total flux cleaned = -0.0055723 Jy ! Component: 2400 - total flux cleaned = -0.00564496 Jy ! Component: 2450 - total flux cleaned = -0.00572615 Jy ! Component: 2500 - total flux cleaned = -0.00577599 Jy ! Component: 2550 - total flux cleaned = -0.00585438 Jy ! Component: 2600 - total flux cleaned = -0.005893 Jy ! Component: 2650 - total flux cleaned = -0.00595951 Jy ! Component: 2700 - total flux cleaned = -0.00600612 Jy ! Component: 2750 - total flux cleaned = -0.00605208 Jy ! Component: 2800 - total flux cleaned = -0.00608838 Jy ! Component: 2850 - total flux cleaned = -0.00612417 Jy ! Component: 2900 - total flux cleaned = -0.00615943 Jy ! Component: 2950 - total flux cleaned = -0.00621157 Jy ! Component: 3000 - total flux cleaned = -0.00623729 Jy ! Component: 3050 - total flux cleaned = -0.00627125 Jy ! Component: 3100 - total flux cleaned = -0.00629624 Jy ! Component: 3150 - total flux cleaned = -0.00633761 Jy ! Component: 3200 - total flux cleaned = -0.00637025 Jy ! Component: 3250 - total flux cleaned = -0.00637018 Jy ! Component: 3300 - total flux cleaned = -0.0063942 Jy ! Component: 3350 - total flux cleaned = -0.00642589 Jy ! Component: 3400 - total flux cleaned = -0.00644149 Jy ! Component: 3450 - total flux cleaned = -0.00646467 Jy ! Component: 3500 - total flux cleaned = -0.00646469 Jy ! Component: 3550 - total flux cleaned = -0.00648 Jy ! Component: 3600 - total flux cleaned = -0.00650271 Jy ! Component: 3650 - total flux cleaned = -0.0065177 Jy ! Component: 3700 - total flux cleaned = -0.00651771 Jy ! Component: 3750 - total flux cleaned = -0.00653253 Jy ! Component: 3800 - total flux cleaned = -0.00652513 Jy ! Component: 3850 - total flux cleaned = -0.00651044 Jy ! Component: 3900 - total flux cleaned = -0.00651776 Jy ! Component: 3950 - total flux cleaned = -0.00650316 Jy ! Component: 4000 - total flux cleaned = -0.0065177 Jy ! Component: 4050 - total flux cleaned = -0.00651772 Jy ! Total flux subtracted in 4096 components = -0.00653214 Jy ! Clean residual min=-0.000420 max=0.000437 Jy/beam ! Clean residual mean=-0.000001 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.456138 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 392 components and 0.456138 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1257+3229_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.008 x 4.983 at 8.307 degrees (North through East) ! Clean map min=-0.00306 max=0.44541 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1257+3229_C_map.fits wmodel /vlbi/sb072/temp_maps//J1257+3229_C_map.mod ! Writing 392 model components to file: /vlbi/sb072/temp_maps//J1257+3229_C_map.mod wobs /vlbi/sb072/temp_maps//J1257+3229_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1257+3229_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1257+3229_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1257+3229_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.445409 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116258 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0783045 0.0783045 0.156609 0.313218 0.626436 1.25287 2.50574 5.01149 10.023 20.046 40.0919 80.1838 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.445 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3831.2 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1257+3229_C_dfm.log closed on Fri Jan 25 19:29:37 2019