! Started logfile: /vlbi/sb072/temp_maps//J1712+2931_C_dfm.log on Sat Dec 15 22:27:27 2018 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//J1712+2931_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1712+2931_C_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1712+2931 ! ! 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 94 lines of history. ! ! Reading 6624 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 J1712+2931_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=1.000034Jy sigma=40.890807 ! Fit after self-cal, rms=0.994596Jy sigma=40.649617 ! 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=1.269 mas, bmaj=3.806 mas, bpa=18.11 degrees ! Estimated noise=0.48177 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 = 0.0045493 Jy ! Component: 100 - total flux cleaned = 0.00565276 Jy ! Total flux subtracted in 100 components = 0.00565276 Jy ! Clean residual min=-0.001504 max=0.001210 Jy/beam ! Clean residual mean=0.000002 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.00565276 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.00565276 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=0.017800Jy sigma=0.610805 ! Fit after self-cal, rms=0.016845Jy sigma=0.564822 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276296 Jy ! Component: 100 - total flux cleaned = 0.00360839 Jy ! Total flux subtracted in 100 components = 0.00360839 Jy ! Clean residual min=-0.001287 max=0.001316 Jy/beam ! Clean residual mean=0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.00926114 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.00926114 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=0.016552Jy sigma=0.545136 ! Fit after self-cal, rms=0.016552Jy sigma=0.544941 ! 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=1.634 mas, bmaj=4.155 mas, bpa=18.28 degrees ! Estimated noise=0.227334 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 = 0.00024401 Jy ! Component: 100 - total flux cleaned = 0.000319049 Jy ! Component: 150 - total flux cleaned = 0.000350991 Jy ! Component: 200 - total flux cleaned = 0.00037879 Jy ! Total flux subtracted in 200 components = 0.00037879 Jy ! Clean residual min=-0.000690 max=0.000605 Jy/beam ! Clean residual mean=0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.00963993 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.00963993 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=0.016552Jy sigma=0.544715 ! Fit after self-cal, rms=0.016547Jy sigma=0.544686 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.634 x 4.155 at 18.28 degrees (North through East) ! Clean map min=-0.00064368 max=0.008888 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.14 HN 0.88 LA 0.57 ! MK 1.23 NL 1.41 OV 1.62 PT 1.30 ! SC 1.22 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 1.20 HN 0.81 LA 0.50 ! MK 1.49 NL 1.24 OV 1.52 PT 1.39 ! SC 1.14 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 HN 0.83 LA 0.99 ! MK 1.07 NL 0.92 OV 1.05 PT 0.86 ! SC 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.99 HN 0.81 LA 1.02 ! MK 1.09 NL 1.01 OV 1.05 PT 1.10 ! SC 1.13 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.07 HN 0.78 LA 1.18 ! MK 1.02 NL 0.97 OV 1.09 PT 0.82 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.77 LA 1.07 ! MK 1.08 NL 1.13 OV 1.01 PT 1.12 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 0.80 LA 0.99 ! MK 1.07 NL 1.18 OV 1.02 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.10 HN 0.79 LA 1.03 ! MK 1.08 NL 1.07 OV 1.07 PT 1.10 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.016547Jy sigma=0.544686 ! Fit after self-cal, rms=0.018465Jy sigma=0.538980 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.643 mas, bmaj=4.133 mas, bpa=17.81 degrees ! Estimated noise=0.225108 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 = 5.13346e-05 Jy ! Component: 100 - total flux cleaned = 5.55568e-05 Jy ! Component: 150 - total flux cleaned = 5.18199e-05 Jy ! Component: 200 - total flux cleaned = 4.86007e-05 Jy ! Total flux subtracted in 200 components = 4.86007e-05 Jy ! Clean residual min=-0.000531 max=0.000491 Jy/beam ! Clean residual mean=-0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.00968853 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.00968853 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=0.018463Jy sigma=0.538920 ! Fit after self-cal, rms=0.018825Jy sigma=0.537354 ! 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=0.018825Jy sigma=0.537354 ! Fit after self-cal, rms=0.029081Jy sigma=0.536680 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.641 mas, bmaj=4.13 mas, bpa=17.56 degrees ! Estimated noise=0.228296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.47161e-05 Jy ! Component: 100 - total flux cleaned = 1.80092e-05 Jy ! Component: 150 - total flux cleaned = 2.44673e-05 Jy ! Component: 200 - total flux cleaned = 2.45521e-05 Jy ! Total flux subtracted in 200 components = 2.45521e-05 Jy ! Clean residual min=-0.000517 max=0.000518 Jy/beam ! Clean residual mean=0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.00971309 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 0.00971309 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=0.029079Jy sigma=0.536643 ! Fit after self-cal, rms=0.029242Jy sigma=0.536303 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 = -5.76792e-05 Jy ! Component: 100 - total flux cleaned = -4.70843e-05 Jy ! Component: 150 - total flux cleaned = -4.07739e-05 Jy ! Component: 200 - total flux cleaned = -3.49239e-05 Jy ! Total flux subtracted in 200 components = -3.49239e-05 Jy ! Clean residual min=-0.000491 max=0.000501 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.00967816 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 47 components and 0.00967816 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=0.029239Jy sigma=0.536281 ! Fit after self-cal, rms=0.029240Jy sigma=0.536276 ! 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=0.029240Jy sigma=0.536276 ! Fit after self-cal, rms=0.039497Jy sigma=0.536141 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.636 mas, bmaj=4.125 mas, bpa=17.43 degrees ! Estimated noise=0.227419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.70154e-05 Jy ! Component: 100 - total flux cleaned = 3.0336e-05 Jy ! Component: 150 - total flux cleaned = 2.73162e-05 Jy ! Component: 200 - total flux cleaned = 3.00171e-05 Jy ! Total flux subtracted in 200 components = 3.00171e-05 Jy ! Clean residual min=-0.000497 max=0.000515 Jy/beam ! Clean residual mean=0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.00970818 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 47 components and 0.00970818 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=0.039496Jy sigma=0.536114 ! Fit after self-cal, rms=0.039549Jy sigma=0.536084 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 = -1.72942e-05 Jy ! Component: 100 - total flux cleaned = -1.17746e-05 Jy ! Component: 150 - total flux cleaned = -9.16923e-06 Jy ! Component: 200 - total flux cleaned = -9.1113e-06 Jy ! Total flux subtracted in 200 components = -9.1113e-06 Jy ! Clean residual min=-0.000493 max=0.000508 Jy/beam ! Clean residual mean=0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.00969907 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 0.00969907 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=0.039548Jy sigma=0.536065 ! Fit after self-cal, rms=0.039549Jy sigma=0.536062 ! 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=0.039549Jy sigma=0.536062 ! Fit after self-cal, rms=0.047131Jy sigma=0.536021 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.393 mas, bmaj=5.092 mas, bpa=10.07 degrees ! Estimated noise=0.277296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.31043e-05 Jy ! Component: 100 - total flux cleaned = -2.51702e-05 Jy ! Component: 150 - total flux cleaned = -2.35078e-05 Jy ! Component: 200 - total flux cleaned = -2.34758e-05 Jy ! Total flux subtracted in 200 components = -2.34758e-05 Jy ! Clean residual min=-0.000546 max=0.000506 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.00967559 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.00967559 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=0.047130Jy sigma=0.536023 ! Fit after self-cal, rms=0.047152Jy sigma=0.536008 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 = -1.5901e-05 Jy ! Component: 100 - total flux cleaned = -1.60045e-05 Jy ! Component: 150 - total flux cleaned = -1.47922e-05 Jy ! Component: 200 - total flux cleaned = -1.35911e-05 Jy ! Total flux subtracted in 200 components = -1.35911e-05 Jy ! Clean residual min=-0.000538 max=0.000502 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.009662 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 56 components and 0.009662 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=0.047152Jy sigma=0.536018 ! Fit after self-cal, rms=0.047152Jy sigma=0.536013 ! 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=1.632 mas, bmaj=4.121 mas, bpa=17.34 degrees ! Estimated noise=0.226333 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.632 x 4.121 at 17.34 degrees (North through East) ! Clean map min=-0.00045304 max=0.0086454 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=1.264 mas, bmaj=3.757 mas, bpa=17.32 degrees ! Estimated noise=0.48432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677181 Jy ! Component: 100 - total flux cleaned = 0.00838176 Jy ! Component: 150 - total flux cleaned = 0.0087396 Jy ! Component: 200 - total flux cleaned = 0.00901593 Jy ! Total flux subtracted in 200 components = 0.00901593 Jy ! Clean residual min=-0.001052 max=0.001047 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.00901592 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.00901592 Jy ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=4.121 mas, bpa=17.34 degrees ! Estimated noise=0.226333 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) ! Added new window around map position (-13.5, 3.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000513271 Jy ! Component: 100 - total flux cleaned = 0.000769772 Jy ! Component: 150 - total flux cleaned = 0.000918715 Jy ! Component: 200 - total flux cleaned = 0.00102862 Jy ! Total flux subtracted in 200 components = 0.00102862 Jy ! Clean residual min=-0.000442 max=0.000510 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0100445 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 0.0100445 Jy ! Inverting map ! Added new window around map position (47.4, -26.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000341079 Jy ! Component: 100 - total flux cleaned = 0.000432789 Jy ! Component: 150 - total flux cleaned = 0.000495761 Jy ! Component: 200 - total flux cleaned = 0.000561461 Jy ! Total flux subtracted in 200 components = 0.000561461 Jy ! Clean residual min=-0.000419 max=0.000451 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.010606 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.010606 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=3.393 mas, bmaj=5.092 mas, bpa=10.07 degrees ! Estimated noise=0.277296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.80685e-05 Jy ! Component: 100 - total flux cleaned = -1.6295e-05 Jy ! Component: 150 - total flux cleaned = 1.22878e-05 Jy ! Component: 200 - total flux cleaned = 5.65519e-05 Jy ! Total flux subtracted in 200 components = 5.65519e-05 Jy ! Clean residual min=-0.000439 max=0.000485 Jy/beam ! Clean residual mean=0.000001 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0106626 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 = 4.09371e-06 Jy ! Component: 100 - total flux cleaned = 7.77689e-06 Jy ! Component: 150 - total flux cleaned = 2.59526e-05 Jy ! Component: 200 - total flux cleaned = 4.32058e-05 Jy ! Total flux subtracted in 200 components = 4.32058e-05 Jy ! Clean residual min=-0.000430 max=0.000482 Jy/beam ! Clean residual mean=0.000001 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0107058 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 87 components and 0.0107058 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=4.121 mas, bpa=17.34 degrees ! Estimated noise=0.226333 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.78414e-05 Jy ! Component: 100 - total flux cleaned = 0.000116287 Jy ! Component: 150 - total flux cleaned = 0.000170411 Jy ! Component: 200 - total flux cleaned = 0.000226412 Jy ! Total flux subtracted in 200 components = 0.000226412 Jy ! Clean residual min=-0.000421 max=0.000415 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0109322 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 104 components and 0.0109322 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=0.047125Jy sigma=0.534573 ! Fit after self-cal, rms=0.047123Jy sigma=0.533960 wmodel J1712+2931_C_map.mod ! Writing 104 model components to file: J1712+2931_C_map.mod wobs J1712+2931_C_uvs.fits ! Writing UV FITS file: J1712+2931_C_uvs.fits wwins J1712+2931_C_map.win ! wwins: Wrote 3 windows to J1712+2931_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 = 3.53559e-05 Jy ! Component: 100 - total flux cleaned = 3.53201e-05 Jy ! Component: 150 - total flux cleaned = 1.30403e-05 Jy ! Component: 200 - total flux cleaned = -2.95235e-05 Jy ! Component: 250 - total flux cleaned = -5.69084e-05 Jy ! Component: 300 - total flux cleaned = -8.35157e-05 Jy ! Component: 350 - total flux cleaned = -8.99637e-05 Jy ! Component: 400 - total flux cleaned = -0.000102612 Jy ! Component: 450 - total flux cleaned = -0.000114992 Jy ! Component: 500 - total flux cleaned = -0.000127253 Jy ! Component: 550 - total flux cleaned = -0.000145136 Jy ! Component: 600 - total flux cleaned = -0.000150966 Jy ! Component: 650 - total flux cleaned = -0.00013387 Jy ! Component: 700 - total flux cleaned = -0.000145228 Jy ! Component: 750 - total flux cleaned = -0.000145343 Jy ! Component: 800 - total flux cleaned = -0.000129051 Jy ! Component: 850 - total flux cleaned = -0.000118416 Jy ! Component: 900 - total flux cleaned = -0.000107826 Jy ! Component: 950 - total flux cleaned = -9.21407e-05 Jy ! Component: 1000 - total flux cleaned = -3.56131e-05 Jy ! Component: 1050 - total flux cleaned = -5.26308e-06 Jy ! Component: 1100 - total flux cleaned = 2.47621e-05 Jy ! Component: 1150 - total flux cleaned = 5.93548e-05 Jy ! Component: 1200 - total flux cleaned = 8.37165e-05 Jy ! Component: 1250 - total flux cleaned = 0.000122415 Jy ! Component: 1300 - total flux cleaned = 0.000136733 Jy ! Component: 1350 - total flux cleaned = 0.00018402 Jy ! Component: 1400 - total flux cleaned = 0.000207402 Jy ! Component: 1450 - total flux cleaned = 0.000239793 Jy ! Component: 1500 - total flux cleaned = 0.000248854 Jy ! Component: 1550 - total flux cleaned = 0.000267024 Jy ! Component: 1600 - total flux cleaned = 0.000303002 Jy ! Component: 1650 - total flux cleaned = 0.000307457 Jy ! Component: 1700 - total flux cleaned = 0.000342838 Jy ! Component: 1750 - total flux cleaned = 0.00036482 Jy ! Component: 1800 - total flux cleaned = 0.000390841 Jy ! Component: 1850 - total flux cleaned = 0.000408044 Jy ! Component: 1900 - total flux cleaned = 0.000429422 Jy ! Component: 1950 - total flux cleaned = 0.00044632 Jy ! Component: 2000 - total flux cleaned = 0.000471596 Jy ! Component: 2050 - total flux cleaned = 0.000488309 Jy ! Component: 2100 - total flux cleaned = 0.000517324 Jy ! Component: 2150 - total flux cleaned = 0.000529664 Jy ! Component: 2200 - total flux cleaned = 0.000562317 Jy ! Component: 2250 - total flux cleaned = 0.000590582 Jy ! Component: 2300 - total flux cleaned = 0.000610617 Jy ! Component: 2350 - total flux cleaned = 0.000630502 Jy ! Component: 2400 - total flux cleaned = 0.00063448 Jy ! Component: 2450 - total flux cleaned = 0.000681547 Jy ! Component: 2500 - total flux cleaned = 0.000693232 Jy ! Component: 2550 - total flux cleaned = 0.000724217 Jy ! Component: 2600 - total flux cleaned = 0.000743432 Jy ! Component: 2650 - total flux cleaned = 0.000751056 Jy ! Component: 2700 - total flux cleaned = 0.00077005 Jy ! Component: 2750 - total flux cleaned = 0.000792686 Jy ! Component: 2800 - total flux cleaned = 0.000807666 Jy ! Component: 2850 - total flux cleaned = 0.000826262 Jy ! Component: 2900 - total flux cleaned = 0.000855832 Jy ! Component: 2950 - total flux cleaned = 0.000859504 Jy ! Component: 3000 - total flux cleaned = 0.000885054 Jy ! Component: 3050 - total flux cleaned = 0.000895918 Jy ! Component: 3100 - total flux cleaned = 0.000917581 Jy ! Component: 3150 - total flux cleaned = 0.000939075 Jy ! Component: 3200 - total flux cleaned = 0.000953313 Jy ! Component: 3250 - total flux cleaned = 0.000970998 Jy ! Component: 3300 - total flux cleaned = 0.000981537 Jy ! Component: 3350 - total flux cleaned = 0.0010025 Jy ! Component: 3400 - total flux cleaned = 0.00101293 Jy ! Component: 3450 - total flux cleaned = 0.00103709 Jy ! Component: 3500 - total flux cleaned = 0.00105422 Jy ! Component: 3550 - total flux cleaned = 0.00106787 Jy ! Component: 3600 - total flux cleaned = 0.00107125 Jy ! Component: 3650 - total flux cleaned = 0.00108812 Jy ! Component: 3700 - total flux cleaned = 0.00109815 Jy ! Component: 3750 - total flux cleaned = 0.00110818 Jy ! Component: 3800 - total flux cleaned = 0.00113475 Jy ! Component: 3850 - total flux cleaned = 0.00115123 Jy ! Component: 3900 - total flux cleaned = 0.00117423 Jy ! Component: 3950 - total flux cleaned = 0.00119712 Jy ! Component: 4000 - total flux cleaned = 0.00121664 Jy ! Component: 4050 - total flux cleaned = 0.00124252 Jy ! Total flux subtracted in 4096 components = 0.00124573 Jy ! Clean residual min=-0.000201 max=0.000199 Jy/beam ! Clean residual mean=0.000000 rms=0.000056 Jy/beam ! Combined flux in latest and established models = 0.0121779 Jy keep ! Adding 260 model components to the UV plane model. ! The established model now contains 361 components and 0.0121779 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1712+2931_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.632 x 4.121 at 17.34 degrees (North through East) ! Clean map min=-0.00032353 max=0.0086554 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1712+2931_C_map.fits wmodel /vlbi/sb072/temp_maps//J1712+2931_C_map.mod ! Writing 361 model components to file: /vlbi/sb072/temp_maps//J1712+2931_C_map.mod wobs /vlbi/sb072/temp_maps//J1712+2931_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1712+2931_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1712+2931_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1712+2931_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00865543 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.51236e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.9106 1.9106 3.82121 7.64241 15.2848 30.5697 61.1393 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 157.018 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1712+2931_C_dfm.log closed on Sat Dec 15 22:27:31 2018