! Started logfile: /vlbi/sb072/temp_maps//J1755+3350_X_dfm.log on Sat Dec 15 22:30:58 2018 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//J1755+3350_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1755+3350_X_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1755+3350 ! ! 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 2160 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 J1755+3350_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=1.002549Jy sigma=36.280473 ! Fit after self-cal, rms=0.974375Jy sigma=35.331478 ! 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=0.8023 mas, bmaj=2.507 mas, bpa=26.24 degrees ! Estimated noise=0.66057 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 = 0.0198706 Jy ! Component: 100 - total flux cleaned = 0.0243157 Jy ! Total flux subtracted in 100 components = 0.0243157 Jy ! Clean residual min=-0.002097 max=0.002074 Jy/beam ! Clean residual mean=0.000002 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.0243157 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0243157 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=0.030664Jy sigma=0.772946 ! Fit after self-cal, rms=0.028774Jy sigma=0.648524 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284615 Jy ! Component: 100 - total flux cleaned = 0.00336898 Jy ! Total flux subtracted in 100 components = 0.00336898 Jy ! Clean residual min=-0.001730 max=0.001846 Jy/beam ! Clean residual mean=-0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0276846 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0276846 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=0.028462Jy sigma=0.637347 ! Fit after self-cal, rms=0.028464Jy sigma=0.637326 ! 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=1.049 mas, bmaj=2.635 mas, bpa=25.32 degrees ! Estimated noise=0.455602 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 = -0.000519615 Jy ! Component: 100 - total flux cleaned = -0.000518303 Jy ! Component: 150 - total flux cleaned = -0.000517022 Jy ! Component: 200 - total flux cleaned = -0.00054194 Jy ! Total flux subtracted in 200 components = -0.00054194 Jy ! Clean residual min=-0.001316 max=0.001320 Jy/beam ! Clean residual mean=-0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0271427 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.0271427 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=0.028413Jy sigma=0.636435 ! Fit after self-cal, rms=0.028415Jy sigma=0.636384 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.049 x 2.635 at 25.32 degrees (North through East) ! Clean map min=-0.0012783 max=0.027748 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.21 HN 0.84 KP 1.00 ! LA 1.01 MK 1.12 NL 1.07 OV 1.05 ! PT 0.86 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.07 KP 0.98 ! LA 1.05 MK 0.96 NL 1.16 OV 0.91 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.97 KP 1.02 ! LA 1.13 MK 0.97 NL 1.11 OV 0.94 ! PT 0.97 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.01 KP 0.92 ! LA 1.05 MK 1.06 NL 1.03 OV 1.02 ! PT 0.99 SC 1.10 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.14 HN 0.86 KP 0.94 ! LA 0.96 MK 1.07 NL 1.20 OV 1.00 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.89 HN 0.84 KP 0.92 ! LA 1.04 MK 1.18 NL 1.20 OV 0.98 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.82 KP 1.02 ! LA 1.03 MK 0.95 NL 1.16 OV 1.03 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 0.85 KP 0.97 ! LA 0.98 MK 1.10 NL 1.25 OV 0.94 ! PT 1.02 SC 0.97 ! ! ! Fit before self-cal, rms=0.028415Jy sigma=0.636384 ! Fit after self-cal, rms=0.027531Jy sigma=0.626803 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.045 mas, bmaj=2.611 mas, bpa=25.39 degrees ! Estimated noise=0.455819 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 = 0.000280794 Jy ! Component: 100 - total flux cleaned = 0.000298761 Jy ! Component: 150 - total flux cleaned = 0.000298461 Jy ! Component: 200 - total flux cleaned = 0.000305413 Jy ! Total flux subtracted in 200 components = 0.000305413 Jy ! Clean residual min=-0.001082 max=0.001182 Jy/beam ! Clean residual mean=-0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0274481 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.0274481 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=0.027518Jy sigma=0.626700 ! Fit after self-cal, rms=0.027526Jy sigma=0.626467 ! 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=0.027526Jy sigma=0.626467 ! Fit after self-cal, rms=0.027570Jy sigma=0.626416 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=2.609 mas, bpa=25.43 degrees ! Estimated noise=0.457474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212211 Jy ! Component: 100 - total flux cleaned = 0.000247636 Jy ! Component: 150 - total flux cleaned = 0.000259705 Jy ! Component: 200 - total flux cleaned = 0.000259494 Jy ! Total flux subtracted in 200 components = 0.000259494 Jy ! Clean residual min=-0.001097 max=0.001196 Jy/beam ! Clean residual mean=-0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0277076 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 0.0277076 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=0.027559Jy sigma=0.626384 ! Fit after self-cal, rms=0.027559Jy sigma=0.626363 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 = -2.48794e-05 Jy ! Component: 100 - total flux cleaned = -1.34047e-05 Jy ! Component: 150 - total flux cleaned = -2.86711e-06 Jy ! Component: 200 - total flux cleaned = 6.72286e-06 Jy ! Total flux subtracted in 200 components = 6.72286e-06 Jy ! Clean residual min=-0.001101 max=0.001193 Jy/beam ! Clean residual mean=-0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0277143 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 0.0277143 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=0.027553Jy sigma=0.626354 ! Fit after self-cal, rms=0.027553Jy sigma=0.626340 ! 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=0.027553Jy sigma=0.626340 ! Fit after self-cal, rms=0.027662Jy sigma=0.626294 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.608 mas, bpa=25.51 degrees ! Estimated noise=0.459468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00019753 Jy ! Component: 100 - total flux cleaned = 0.000207816 Jy ! Component: 150 - total flux cleaned = 0.000221376 Jy ! Component: 200 - total flux cleaned = 0.000225476 Jy ! Total flux subtracted in 200 components = 0.000225476 Jy ! Clean residual min=-0.001107 max=0.001205 Jy/beam ! Clean residual mean=-0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0279398 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 0.0279398 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=0.027654Jy sigma=0.626300 ! Fit after self-cal, rms=0.027654Jy sigma=0.626288 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 = -1.22861e-05 Jy ! Component: 100 - total flux cleaned = -8.27585e-06 Jy ! Component: 150 - total flux cleaned = 3.15312e-06 Jy ! Component: 200 - total flux cleaned = 6.65308e-06 Jy ! Total flux subtracted in 200 components = 6.65308e-06 Jy ! Clean residual min=-0.001109 max=0.001202 Jy/beam ! Clean residual mean=-0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0279465 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 37 components and 0.0279465 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=0.027651Jy sigma=0.626295 ! Fit after self-cal, rms=0.027651Jy sigma=0.626285 ! 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=0.027651Jy sigma=0.626285 ! Fit after self-cal, rms=0.027797Jy sigma=0.626242 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.148 mas, bmaj=3.09 mas, bpa=18.51 degrees ! Estimated noise=0.530671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278385 Jy ! Component: 100 - total flux cleaned = 0.000304912 Jy ! Component: 150 - total flux cleaned = 0.000321781 Jy ! Component: 200 - total flux cleaned = 0.000341069 Jy ! Total flux subtracted in 200 components = 0.000341069 Jy ! Clean residual min=-0.001154 max=0.001166 Jy/beam ! Clean residual mean=-0.000003 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0282875 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 45 components and 0.0282875 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=0.027794Jy sigma=0.626361 ! Fit after self-cal, rms=0.027786Jy sigma=0.626343 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 = 9.76722e-06 Jy ! Component: 100 - total flux cleaned = 2.72034e-05 Jy ! Component: 150 - total flux cleaned = 3.11039e-05 Jy ! Component: 200 - total flux cleaned = 3.85071e-05 Jy ! Total flux subtracted in 200 components = 3.85071e-05 Jy ! Clean residual min=-0.001146 max=0.001165 Jy/beam ! Clean residual mean=-0.000002 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.028326 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 46 components and 0.028326 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=0.027788Jy sigma=0.626467 ! Fit after self-cal, rms=0.027786Jy sigma=0.626458 ! 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=1.035 mas, bmaj=2.608 mas, bpa=25.59 degrees ! Estimated noise=0.461737 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.035 x 2.608 at 25.59 degrees (North through East) ! Clean map min=-0.0010587 max=0.028147 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=0.7952 mas, bmaj=2.486 mas, bpa=26.47 degrees ! Estimated noise=0.669052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219642 Jy ! Component: 100 - total flux cleaned = 0.0269206 Jy ! Component: 150 - total flux cleaned = 0.0284143 Jy ! Component: 200 - total flux cleaned = 0.0286799 Jy ! Total flux subtracted in 200 components = 0.0286799 Jy ! Clean residual min=-0.001644 max=0.001697 Jy/beam ! Clean residual mean=-0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0286799 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0286799 Jy ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=2.608 mas, bpa=25.59 degrees ! Estimated noise=0.461737 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 = -0.000353802 Jy ! Component: 100 - total flux cleaned = -0.000442466 Jy ! Component: 150 - total flux cleaned = -0.000476558 Jy ! Component: 200 - total flux cleaned = -0.000518835 Jy ! Total flux subtracted in 200 components = -0.000518835 Jy ! Clean residual min=-0.001120 max=0.001192 Jy/beam ! Clean residual mean=-0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0281611 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.0281611 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=2.148 mas, bmaj=3.09 mas, bpa=18.51 degrees ! Estimated noise=0.530671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.01117e-05 Jy ! Component: 100 - total flux cleaned = 5.80702e-05 Jy ! Component: 150 - total flux cleaned = 6.51438e-05 Jy ! Component: 200 - total flux cleaned = 7.7902e-05 Jy ! Total flux subtracted in 200 components = 7.7902e-05 Jy ! Clean residual min=-0.001160 max=0.001176 Jy/beam ! Clean residual mean=-0.000003 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.028239 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 = 1.11779e-05 Jy ! Component: 100 - total flux cleaned = 2.1316e-05 Jy ! Component: 150 - total flux cleaned = 3.02277e-05 Jy ! Component: 200 - total flux cleaned = 3.42082e-05 Jy ! Total flux subtracted in 200 components = 3.42082e-05 Jy ! Clean residual min=-0.001150 max=0.001173 Jy/beam ! Clean residual mean=-0.000003 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0282732 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.0282732 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=2.608 mas, bpa=25.59 degrees ! Estimated noise=0.461737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000100086 Jy ! Component: 100 - total flux cleaned = -0.000126714 Jy ! Component: 150 - total flux cleaned = -0.000134215 Jy ! Component: 200 - total flux cleaned = -0.000134422 Jy ! Total flux subtracted in 200 components = -0.000134422 Jy ! Clean residual min=-0.001135 max=0.001209 Jy/beam ! Clean residual mean=-0.000002 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0281388 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 39 components and 0.0281388 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=0.027795Jy sigma=0.626493 ! Fit after self-cal, rms=0.027801Jy sigma=0.626459 wmodel J1755+3350_X_map.mod ! Writing 39 model components to file: J1755+3350_X_map.mod wobs J1755+3350_X_uvs.fits ! Writing UV FITS file: J1755+3350_X_uvs.fits wwins J1755+3350_X_map.win ! wwins: Wrote 1 windows to J1755+3350_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 = 0.000380667 Jy ! Component: 100 - total flux cleaned = 0.00042189 Jy ! Component: 150 - total flux cleaned = 0.000440863 Jy ! Component: 200 - total flux cleaned = 0.000404636 Jy ! Component: 250 - total flux cleaned = 0.000439657 Jy ! Component: 300 - total flux cleaned = 0.000523545 Jy ! Component: 350 - total flux cleaned = 0.000604603 Jy ! Component: 400 - total flux cleaned = 0.000651788 Jy ! Component: 450 - total flux cleaned = 0.000713523 Jy ! Component: 500 - total flux cleaned = 0.000728877 Jy ! Component: 550 - total flux cleaned = 0.000803214 Jy ! Component: 600 - total flux cleaned = 0.000832255 Jy ! Component: 650 - total flux cleaned = 0.00083229 Jy ! Component: 700 - total flux cleaned = 0.000888614 Jy ! Component: 750 - total flux cleaned = 0.000874694 Jy ! Component: 800 - total flux cleaned = 0.000847664 Jy ! Component: 850 - total flux cleaned = 0.000874805 Jy ! Component: 900 - total flux cleaned = 0.000861589 Jy ! Component: 950 - total flux cleaned = 0.000835629 Jy ! Component: 1000 - total flux cleaned = 0.000874555 Jy ! Component: 1050 - total flux cleaned = 0.000925497 Jy ! Component: 1100 - total flux cleaned = 0.000925211 Jy ! Component: 1150 - total flux cleaned = 0.000937513 Jy ! Component: 1200 - total flux cleaned = 0.000999395 Jy ! Component: 1250 - total flux cleaned = 0.0010361 Jy ! Component: 1300 - total flux cleaned = 0.00107227 Jy ! Component: 1350 - total flux cleaned = 0.00115585 Jy ! Component: 1400 - total flux cleaned = 0.00120297 Jy ! Component: 1450 - total flux cleaned = 0.00121445 Jy ! Component: 1500 - total flux cleaned = 0.00124912 Jy ! Component: 1550 - total flux cleaned = 0.00127224 Jy ! Component: 1600 - total flux cleaned = 0.00135182 Jy ! Component: 1650 - total flux cleaned = 0.00136301 Jy ! Component: 1700 - total flux cleaned = 0.00132954 Jy ! Component: 1750 - total flux cleaned = 0.00137382 Jy ! Component: 1800 - total flux cleaned = 0.00139576 Jy ! Component: 1850 - total flux cleaned = 0.00139572 Jy ! Component: 1900 - total flux cleaned = 0.00140647 Jy ! Component: 1950 - total flux cleaned = 0.00142784 Jy ! Component: 2000 - total flux cleaned = 0.00139611 Jy ! Component: 2050 - total flux cleaned = 0.00140676 Jy ! Component: 2100 - total flux cleaned = 0.00136503 Jy ! Component: 2150 - total flux cleaned = 0.00138581 Jy ! Component: 2200 - total flux cleaned = 0.00137558 Jy ! Component: 2250 - total flux cleaned = 0.00136548 Jy ! Component: 2300 - total flux cleaned = 0.00138557 Jy ! Component: 2350 - total flux cleaned = 0.00136551 Jy ! Component: 2400 - total flux cleaned = 0.0013556 Jy ! Component: 2450 - total flux cleaned = 0.00137533 Jy ! Component: 2500 - total flux cleaned = 0.00138508 Jy ! Component: 2550 - total flux cleaned = 0.00138493 Jy ! Component: 2600 - total flux cleaned = 0.00138477 Jy ! Component: 2650 - total flux cleaned = 0.00134627 Jy ! Component: 2700 - total flux cleaned = 0.00132712 Jy ! Component: 2750 - total flux cleaned = 0.00132712 Jy ! Component: 2800 - total flux cleaned = 0.00130824 Jy ! Component: 2850 - total flux cleaned = 0.00128031 Jy ! Component: 2900 - total flux cleaned = 0.00131754 Jy ! Component: 2950 - total flux cleaned = 0.00129902 Jy ! Component: 3000 - total flux cleaned = 0.00125314 Jy ! Component: 3050 - total flux cleaned = 0.00128963 Jy ! Component: 3100 - total flux cleaned = 0.00128957 Jy ! Component: 3150 - total flux cleaned = 0.00126246 Jy ! Component: 3200 - total flux cleaned = 0.00126257 Jy ! Component: 3250 - total flux cleaned = 0.00125379 Jy ! Component: 3300 - total flux cleaned = 0.00125394 Jy ! Component: 3350 - total flux cleaned = 0.00127156 Jy ! Component: 3400 - total flux cleaned = 0.00127147 Jy ! Component: 3450 - total flux cleaned = 0.00125402 Jy ! Component: 3500 - total flux cleaned = 0.00126265 Jy ! Component: 3550 - total flux cleaned = 0.00128848 Jy ! Component: 3600 - total flux cleaned = 0.0012542 Jy ! Component: 3650 - total flux cleaned = 0.00126277 Jy ! Component: 3700 - total flux cleaned = 0.00127977 Jy ! Component: 3750 - total flux cleaned = 0.00131342 Jy ! Component: 3800 - total flux cleaned = 0.00129662 Jy ! Component: 3850 - total flux cleaned = 0.00130501 Jy ! Component: 3900 - total flux cleaned = 0.00128007 Jy ! Component: 3950 - total flux cleaned = 0.00128018 Jy ! Component: 4000 - total flux cleaned = 0.0013212 Jy ! Component: 4050 - total flux cleaned = 0.00128857 Jy ! Total flux subtracted in 4096 components = 0.00128855 Jy ! Clean residual min=-0.000526 max=0.000515 Jy/beam ! Clean residual mean=-0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0294273 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 315 components and 0.0294273 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1755+3350_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.035 x 2.608 at 25.59 degrees (North through East) ! Clean map min=-0.00075393 max=0.028022 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1755+3350_X_map.fits wmodel /vlbi/sb072/temp_maps//J1755+3350_X_map.mod ! Writing 315 model components to file: /vlbi/sb072/temp_maps//J1755+3350_X_map.mod wobs /vlbi/sb072/temp_maps//J1755+3350_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1755+3350_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1755+3350_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1755+3350_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0280219 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014316 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.53266 1.53266 3.06532 6.13063 12.2613 24.5225 49.045 98.0901 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 195.738 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1755+3350_X_dfm.log closed on Sat Dec 15 22:31:02 2018