! Started logfile: /vlbi/sb072/temp_maps//J0217+0144_X_dfm.log on Fri Jan 25 19:12:23 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J0217+0144_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0217+0144_X_uva.fits ! AN table 1: 4 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0217+0144 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 1440 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0217+0144_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.635835Jy sigma=57.343450 ! Fit after self-cal, rms=0.314852Jy sigma=10.635155 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7412 mas, bmaj=2.026 mas, bpa=-2.788 degrees ! Estimated noise=0.717216 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 = 0.987485 Jy ! Component: 100 - total flux cleaned = 1.20284 Jy ! Total flux subtracted in 100 components = 1.20284 Jy ! Clean residual min=-0.045940 max=0.071731 Jy/beam ! Clean residual mean=-0.000085 rms=0.011705 Jy/beam ! Combined flux in latest and established models = 1.20284 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 1.20284 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=0.167998Jy sigma=5.775523 ! Fit after self-cal, rms=0.168008Jy sigma=5.775407 ! Inverting map ! Added new window around map position (1.8, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0740709 Jy ! Component: 100 - total flux cleaned = 0.100094 Jy ! Total flux subtracted in 100 components = 0.100094 Jy ! Clean residual min=-0.037499 max=0.056837 Jy/beam ! Clean residual mean=-0.000063 rms=0.008917 Jy/beam ! Combined flux in latest and established models = 1.30293 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 1.30293 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=0.133807Jy sigma=4.662172 ! Fit after self-cal, rms=0.132003Jy sigma=4.617600 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8914 mas, bmaj=2.246 mas, bpa=-1.062 degrees ! Estimated noise=0.536985 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 = 0.0178228 Jy ! Component: 100 - total flux cleaned = 0.0256268 Jy ! Component: 150 - total flux cleaned = 0.0283858 Jy ! Component: 200 - total flux cleaned = 0.0278127 Jy ! Total flux subtracted in 200 components = 0.0278127 Jy ! Clean residual min=-0.037592 max=0.046091 Jy/beam ! Clean residual mean=-0.000084 rms=0.008725 Jy/beam ! Combined flux in latest and established models = 1.33074 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 1.33074 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=0.120005Jy sigma=4.223863 ! Fit after self-cal, rms=0.118587Jy sigma=4.188151 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8914 x 2.246 at -1.062 degrees (North through East) ! Clean map min=-0.036165 max=1.254 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.93 KP 1.00 ! LA 1.11 MK 1.03 NL 1.08 OV 0.97 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.89 KP 0.93 ! LA 1.11 MK 0.99 NL 1.05 OV 0.95 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HN 0.87 KP 0.94 ! LA 1.11 MK 0.99 NL 1.02 OV 0.95 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.91 KP 0.97 ! LA 1.09 MK 1.03 NL 1.09 OV 0.98 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.93 KP 0.99 ! LA 1.11 MK 0.97 NL 1.10 OV 0.98 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.95 KP 1.02 ! LA 1.11 MK 1.05 NL 1.09 OV 1.01 ! PT 0.97 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 0.94 KP 0.99 ! LA 1.10 MK 1.04 NL 1.08 OV 0.97 ! PT 0.98 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.92 KP 0.98 ! LA 1.11 MK 1.00 NL 1.06 OV 0.95 ! PT 0.95 SC 1.04 ! ! ! Fit before self-cal, rms=0.118587Jy sigma=4.188151 ! Fit after self-cal, rms=0.051714Jy sigma=1.787112 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8928 mas, bmaj=2.243 mas, bpa=-1.133 degrees ! Estimated noise=0.535552 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 = -0.00996318 Jy ! Component: 100 - total flux cleaned = -0.00667234 Jy ! Component: 150 - total flux cleaned = -0.00488092 Jy ! Component: 200 - total flux cleaned = -0.00465027 Jy ! Total flux subtracted in 200 components = -0.00465027 Jy ! Clean residual min=-0.016751 max=0.013574 Jy/beam ! Clean residual mean=-0.000034 rms=0.003034 Jy/beam ! Combined flux in latest and established models = 1.32609 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 1.32609 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=0.043442Jy sigma=1.511530 ! Fit after self-cal, rms=0.042448Jy sigma=1.474004 ! 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=0.042448Jy sigma=1.474004 ! Fit after self-cal, rms=0.041182Jy sigma=1.416393 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8926 mas, bmaj=2.241 mas, bpa=-1.048 degrees ! Estimated noise=0.535176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0034215 Jy ! Component: 100 - total flux cleaned = -0.00145688 Jy ! Component: 150 - total flux cleaned = -0.000833795 Jy ! Component: 200 - total flux cleaned = -0.000674227 Jy ! Total flux subtracted in 200 components = -0.000674227 Jy ! Clean residual min=-0.013524 max=0.011507 Jy/beam ! Clean residual mean=-0.000028 rms=0.002481 Jy/beam ! Combined flux in latest and established models = 1.32542 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 1.32542 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=0.037029Jy sigma=1.280134 ! Fit after self-cal, rms=0.036555Jy sigma=1.261089 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 = -0.000225482 Jy ! Component: 100 - total flux cleaned = 7.25861e-05 Jy ! Component: 150 - total flux cleaned = 6.92432e-05 Jy ! Component: 200 - total flux cleaned = 0.000175283 Jy ! Total flux subtracted in 200 components = 0.000175283 Jy ! Clean residual min=-0.012501 max=0.010890 Jy/beam ! Clean residual mean=-0.000027 rms=0.002333 Jy/beam ! Combined flux in latest and established models = 1.32559 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 1.32559 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=0.035408Jy sigma=1.222693 ! Fit after self-cal, rms=0.035238Jy sigma=1.217469 ! 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=0.035238Jy sigma=1.217469 ! Fit after self-cal, rms=0.033912Jy sigma=1.162271 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8917 mas, bmaj=2.239 mas, bpa=-1.008 degrees ! Estimated noise=0.534782 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00176212 Jy ! Component: 100 - total flux cleaned = -0.000727586 Jy ! Component: 150 - total flux cleaned = 0.000311912 Jy ! Component: 200 - total flux cleaned = 0.00107513 Jy ! Total flux subtracted in 200 components = 0.00107513 Jy ! Clean residual min=-0.010824 max=0.009291 Jy/beam ! Clean residual mean=-0.000022 rms=0.001999 Jy/beam ! Combined flux in latest and established models = 1.32667 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 1.32667 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=0.032083Jy sigma=1.099946 ! Fit after self-cal, rms=0.031882Jy sigma=1.090955 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 = 2.48031e-05 Jy ! Component: 100 - total flux cleaned = 0.000323691 Jy ! Component: 150 - total flux cleaned = 0.000491245 Jy ! Component: 200 - total flux cleaned = 0.000491446 Jy ! Total flux subtracted in 200 components = 0.000491446 Jy ! Clean residual min=-0.010325 max=0.009436 Jy/beam ! Clean residual mean=-0.000022 rms=0.001917 Jy/beam ! Combined flux in latest and established models = 1.32716 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 1.32716 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=0.031291Jy sigma=1.071538 ! Fit after self-cal, rms=0.031228Jy sigma=1.069241 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031228Jy sigma=1.069241 ! Fit after self-cal, rms=0.030518Jy sigma=1.041028 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.035 mas, bmaj=3.486 mas, bpa=1.584 degrees ! Estimated noise=0.688317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0046295 Jy ! Component: 100 - total flux cleaned = 0.0051661 Jy ! Component: 150 - total flux cleaned = 0.00560204 Jy ! Component: 200 - total flux cleaned = 0.00606783 Jy ! Total flux subtracted in 200 components = 0.00606783 Jy ! Clean residual min=-0.012122 max=0.014419 Jy/beam ! Clean residual mean=-0.000035 rms=0.002733 Jy/beam ! Combined flux in latest and established models = 1.33323 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 1.33323 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=0.030302Jy sigma=1.027566 ! Fit after self-cal, rms=0.030109Jy sigma=1.022179 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (4.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00737954 Jy ! Component: 100 - total flux cleaned = 0.00841527 Jy ! Component: 150 - total flux cleaned = 0.00958886 Jy ! Component: 200 - total flux cleaned = 0.0107038 Jy ! Total flux subtracted in 200 components = 0.0107038 Jy ! Clean residual min=-0.006670 max=0.005998 Jy/beam ! Clean residual mean=-0.000015 rms=0.001535 Jy/beam ! Combined flux in latest and established models = 1.34393 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 1.34393 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=0.026545Jy sigma=0.879930 ! Fit after self-cal, rms=0.026435Jy sigma=0.878217 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8905 mas, bmaj=2.236 mas, bpa=-0.9961 degrees ! Estimated noise=0.534322 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8905 x 2.236 at -0.9961 degrees (North through East) ! Clean map min=-0.0076888 max=1.2518 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 ! Performing amp+phase self-cal ! ! 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=0.026435Jy sigma=0.878217 ! Fit after self-cal, rms=0.024987Jy sigma=0.820498 ! Inverting map and beam ! Estimated beam: bmin=0.8906 mas, bmaj=2.236 mas, bpa=-0.959 degrees ! Estimated noise=0.534384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000849959 Jy ! Component: 100 - total flux cleaned = -0.000551143 Jy ! Component: 150 - total flux cleaned = 0.000357073 Jy ! Component: 200 - total flux cleaned = 0.000701187 Jy ! Total flux subtracted in 200 components = 0.000701187 Jy ! Clean residual min=-0.005198 max=0.003853 Jy/beam ! Clean residual mean=-0.000005 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 1.34463 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 1.34463 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=0.023285Jy sigma=0.759587 ! Fit after self-cal, rms=0.023283Jy sigma=0.758398 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000531912 Jy ! Component: 100 - total flux cleaned = 0.000828226 Jy ! Component: 150 - total flux cleaned = 0.00119246 Jy ! Component: 200 - total flux cleaned = 0.00144692 Jy ! Total flux subtracted in 200 components = 0.00144692 Jy ! Clean residual min=-0.004736 max=0.003595 Jy/beam ! Clean residual mean=-0.000005 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 1.34608 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 109 components and 1.34608 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=0.022583Jy sigma=0.733075 ! Fit after self-cal, rms=0.022588Jy sigma=0.732722 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.022588Jy sigma=0.732722 ! Fit after self-cal, rms=0.022527Jy sigma=0.730402 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7418 mas, bmaj=2.027 mas, bpa=-2.934 degrees ! Estimated noise=0.708541 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.975503 Jy ! Component: 100 - total flux cleaned = 1.18824 Jy ! Component: 150 - total flux cleaned = 1.25061 Jy ! Component: 200 - total flux cleaned = 1.2842 Jy ! Total flux subtracted in 200 components = 1.2842 Jy ! Clean residual min=-0.010734 max=0.016601 Jy/beam ! Clean residual mean=-0.000026 rms=0.002761 Jy/beam ! Combined flux in latest and established models = 1.2842 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 6 model components to the UV plane model. ! The established model now contains 6 components and 1.2842 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8905 mas, bmaj=2.235 mas, bpa=-0.9669 degrees ! Estimated noise=0.534342 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 = 0.0216057 Jy ! Component: 100 - total flux cleaned = 0.0347103 Jy ! Component: 150 - total flux cleaned = 0.0444244 Jy ! Component: 200 - total flux cleaned = 0.0508416 Jy ! Total flux subtracted in 200 components = 0.0508416 Jy ! Clean residual min=-0.007272 max=0.007897 Jy/beam ! Clean residual mean=-0.000019 rms=0.001595 Jy/beam ! Combined flux in latest and established models = 1.33504 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 30 components and 1.33504 Jy ! Inverting map ! Added new window around map position (13.4, -18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0070587 Jy ! Component: 100 - total flux cleaned = 0.00987676 Jy ! Component: 150 - total flux cleaned = 0.0112014 Jy ! Component: 200 - total flux cleaned = 0.0122039 Jy ! Total flux subtracted in 200 components = 0.0122039 Jy ! Clean residual min=-0.005718 max=0.004697 Jy/beam ! Clean residual mean=-0.000012 rms=0.001156 Jy/beam ! Combined flux in latest and established models = 1.34725 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 55 components and 1.34725 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.036 mas, bmaj=3.485 mas, bpa=1.634 degrees ! Estimated noise=0.688436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161642 Jy ! Component: 100 - total flux cleaned = 0.00161911 Jy ! Component: 150 - total flux cleaned = 0.00148008 Jy ! Component: 200 - total flux cleaned = 0.00147732 Jy ! Total flux subtracted in 200 components = 0.00147732 Jy ! Clean residual min=-0.004991 max=0.004328 Jy/beam ! Clean residual mean=-0.000015 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 1.34872 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 = 9.72226e-05 Jy ! Component: 100 - total flux cleaned = 9.90451e-05 Jy ! Component: 150 - total flux cleaned = 0.000189492 Jy ! Component: 200 - total flux cleaned = 0.000112086 Jy ! Total flux subtracted in 200 components = 0.000112086 Jy ! Clean residual min=-0.004253 max=0.003453 Jy/beam ! Clean residual mean=-0.000011 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 1.34884 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 111 components and 1.34884 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8905 mas, bmaj=2.235 mas, bpa=-0.9669 degrees ! Estimated noise=0.534342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000974555 Jy ! Component: 100 - total flux cleaned = -0.000972236 Jy ! Component: 150 - total flux cleaned = -0.000870526 Jy ! Component: 200 - total flux cleaned = -0.000871726 Jy ! Total flux subtracted in 200 components = -0.000871726 Jy ! Clean residual min=-0.004091 max=0.003446 Jy/beam ! Clean residual mean=-0.000006 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 1.34797 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 1.34797 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=0.022350Jy sigma=0.728158 ! Fit after self-cal, rms=0.022224Jy sigma=0.722294 wmodel J0217+0144_X_map.mod ! Writing 132 model components to file: J0217+0144_X_map.mod wobs J0217+0144_X_uvs.fits ! Writing UV FITS file: J0217+0144_X_uvs.fits wwins J0217+0144_X_map.win ! wwins: Wrote 4 windows to J0217+0144_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00147591 Jy ! Component: 100 - total flux cleaned = -0.00183368 Jy ! Component: 150 - total flux cleaned = -0.00172672 Jy ! Component: 200 - total flux cleaned = -0.00156966 Jy ! Component: 250 - total flux cleaned = -0.00142365 Jy ! Component: 300 - total flux cleaned = -0.00142457 Jy ! Component: 350 - total flux cleaned = -0.0014247 Jy ! Component: 400 - total flux cleaned = -0.00142486 Jy ! Component: 450 - total flux cleaned = -0.00146445 Jy ! Component: 500 - total flux cleaned = -0.0012768 Jy ! Component: 550 - total flux cleaned = -0.0013136 Jy ! Component: 600 - total flux cleaned = -0.00124322 Jy ! Component: 650 - total flux cleaned = -0.00104151 Jy ! Component: 700 - total flux cleaned = -0.00084608 Jy ! Component: 750 - total flux cleaned = -0.000656236 Jy ! Component: 800 - total flux cleaned = -0.000380569 Jy ! Component: 850 - total flux cleaned = -0.000232876 Jy ! Component: 900 - total flux cleaned = -0.000118205 Jy ! Component: 950 - total flux cleaned = -0.000146367 Jy ! Component: 1000 - total flux cleaned = -0.000146006 Jy ! Component: 1050 - total flux cleaned = -0.000171783 Jy ! Component: 1100 - total flux cleaned = -0.000145345 Jy ! Component: 1150 - total flux cleaned = -0.000119541 Jy ! Component: 1200 - total flux cleaned = -0.000118264 Jy ! Component: 1250 - total flux cleaned = -7.00858e-05 Jy ! Component: 1300 - total flux cleaned = -0.000138836 Jy ! Component: 1350 - total flux cleaned = -0.000160774 Jy ! Component: 1400 - total flux cleaned = -0.00013785 Jy ! Component: 1450 - total flux cleaned = -0.000158775 Jy ! Component: 1500 - total flux cleaned = -0.0001373 Jy ! Component: 1550 - total flux cleaned = -0.000198861 Jy ! Component: 1600 - total flux cleaned = -0.000198982 Jy ! Component: 1650 - total flux cleaned = -0.000100338 Jy ! Component: 1700 - total flux cleaned = -0.000120091 Jy ! Component: 1750 - total flux cleaned = -8.19299e-05 Jy ! Component: 1800 - total flux cleaned = -2.61131e-05 Jy ! Component: 1850 - total flux cleaned = -2.60403e-05 Jy ! Component: 1900 - total flux cleaned = -4.40546e-05 Jy ! Component: 1950 - total flux cleaned = -8.61958e-06 Jy ! Component: 2000 - total flux cleaned = -8.92965e-06 Jy ! Component: 2050 - total flux cleaned = -9.3553e-06 Jy ! Component: 2100 - total flux cleaned = -9.32859e-06 Jy ! Component: 2150 - total flux cleaned = -4.25857e-05 Jy ! Component: 2200 - total flux cleaned = -7.52564e-05 Jy ! Component: 2250 - total flux cleaned = -5.96372e-05 Jy ! Component: 2300 - total flux cleaned = -6.00597e-05 Jy ! Component: 2350 - total flux cleaned = -9.11881e-05 Jy ! Component: 2400 - total flux cleaned = -0.000106674 Jy ! Component: 2450 - total flux cleaned = -0.000106402 Jy ! Component: 2500 - total flux cleaned = -0.000106133 Jy ! Component: 2550 - total flux cleaned = -0.000106138 Jy ! Component: 2600 - total flux cleaned = -0.000134937 Jy ! Component: 2650 - total flux cleaned = -0.000134763 Jy ! Component: 2700 - total flux cleaned = -0.000106594 Jy ! Component: 2750 - total flux cleaned = -0.000148221 Jy ! Component: 2800 - total flux cleaned = -0.000120848 Jy ! Component: 2850 - total flux cleaned = -0.000120755 Jy ! Component: 2900 - total flux cleaned = -8.07652e-05 Jy ! Component: 2950 - total flux cleaned = -0.000120085 Jy ! Component: 3000 - total flux cleaned = -0.000120182 Jy ! Component: 3050 - total flux cleaned = -9.45151e-05 Jy ! Component: 3100 - total flux cleaned = -0.000119903 Jy ! Component: 3150 - total flux cleaned = -0.000107558 Jy ! Component: 3200 - total flux cleaned = -0.000157047 Jy ! Component: 3250 - total flux cleaned = -0.000181503 Jy ! Component: 3300 - total flux cleaned = -0.000157272 Jy ! Component: 3350 - total flux cleaned = -0.000181012 Jy ! Component: 3400 - total flux cleaned = -0.000192757 Jy ! Component: 3450 - total flux cleaned = -0.00019276 Jy ! Component: 3500 - total flux cleaned = -0.000215832 Jy ! Component: 3550 - total flux cleaned = -0.000238777 Jy ! Component: 3600 - total flux cleaned = -0.000261408 Jy ! Component: 3650 - total flux cleaned = -0.000306072 Jy ! Component: 3700 - total flux cleaned = -0.000294963 Jy ! Component: 3750 - total flux cleaned = -0.000316735 Jy ! Component: 3800 - total flux cleaned = -0.000349249 Jy ! Component: 3850 - total flux cleaned = -0.000338371 Jy ! Component: 3900 - total flux cleaned = -0.000349085 Jy ! Component: 3950 - total flux cleaned = -0.000327949 Jy ! Component: 4000 - total flux cleaned = -0.000348852 Jy ! Component: 4050 - total flux cleaned = -0.000379877 Jy ! Total flux subtracted in 4096 components = -0.000369639 Jy ! Clean residual min=-0.000608 max=0.000661 Jy/beam ! Clean residual mean=-0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 1.3476 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 423 components and 1.3476 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0217+0144_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8905 x 2.235 at -0.9669 degrees (North through East) ! Clean map min=-0.0039878 max=1.2514 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0217+0144_X_map.fits wmodel /vlbi/sb072/temp_maps//J0217+0144_X_map.mod ! Writing 423 model components to file: /vlbi/sb072/temp_maps//J0217+0144_X_map.mod wobs /vlbi/sb072/temp_maps//J0217+0144_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0217+0144_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0217+0144_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0217+0144_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.25144 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000169753 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.040694 0.040694 0.0813879 0.162776 0.325552 0.651103 1.30221 2.60441 5.20883 10.4177 20.8353 41.6706 83.3412 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.251 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 7372.1 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0217+0144_X_dfm.log closed on Fri Jan 25 19:12:27 2019