! Started logfile: /vlbi/sb072/temp_maps//J1218+5531_X_dfm.log on Fri Jan 25 19:28:25 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//J1218+5531_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1218+5531_X_uva.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1218+5531 ! ! 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 2520 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 J1218+5531_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=1.002188Jy sigma=34.462391 ! Fit after self-cal, rms=0.956518Jy sigma=32.843886 ! 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=0.7346 mas, bmaj=2.927 mas, bpa=26.76 degrees ! Estimated noise=0.687453 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 = 0.0307646 Jy ! Component: 100 - total flux cleaned = 0.0404922 Jy ! Total flux subtracted in 100 components = 0.0404922 Jy ! Clean residual min=-0.003611 max=0.007414 Jy/beam ! Clean residual mean=-0.000006 rms=0.000999 Jy/beam ! Combined flux in latest and established models = 0.0404923 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0404923 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=0.037529Jy sigma=1.011059 ! Fit after self-cal, rms=0.035725Jy sigma=0.944812 ! 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 = 0.00826702 Jy ! Component: 100 - total flux cleaned = 0.0136239 Jy ! Total flux subtracted in 100 components = 0.0136239 Jy ! Clean residual min=-0.002980 max=0.004321 Jy/beam ! Clean residual mean=-0.000003 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.0541161 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 0.0541161 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=0.032671Jy sigma=0.802016 ! Fit after self-cal, rms=0.032563Jy sigma=0.799113 ! 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=0.9492 mas, bmaj=2.921 mas, bpa=26.22 degrees ! Estimated noise=0.436437 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 = 0.00625334 Jy ! Component: 100 - total flux cleaned = 0.00996721 Jy ! Component: 150 - total flux cleaned = 0.0123292 Jy ! Component: 200 - total flux cleaned = 0.013975 Jy ! Total flux subtracted in 200 components = 0.013975 Jy ! Clean residual min=-0.002904 max=0.004756 Jy/beam ! Clean residual mean=0.000001 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.0680911 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 34 components and 0.0680912 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=0.031236Jy sigma=0.736499 ! Fit after self-cal, rms=0.031193Jy sigma=0.735193 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9492 x 2.921 at 26.22 degrees (North through East) ! Clean map min=-0.0026605 max=0.044966 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.90 HN 0.88 KP 1.00 ! LA 1.08 MK 1.05 NL 1.06 OV 0.97 ! PT 0.86 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.94 HN 0.97 KP 1.01 ! LA 1.08 MK 1.00 NL 1.04 OV 1.04 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 0.91 KP 1.03 ! LA 1.03 MK 1.02 NL 0.99 OV 1.11 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 HN 1.02 KP 1.02 ! LA 1.06 MK 1.10 NL 1.04 OV 1.09 ! PT 0.83 SC 1.12 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.90 HN 0.92 KP 1.08 ! LA 1.08 MK 0.94 NL 1.01 OV 1.10 ! PT 0.81 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.90 HN 0.96 KP 1.01 ! LA 1.04 MK 1.01 NL 1.01 OV 1.01 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.88 HN 0.91 KP 0.97 ! LA 1.18 MK 1.00 NL 1.05 OV 1.17 ! PT 0.83 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.88 HN 0.94 KP 1.01 ! LA 1.02 MK 0.93 NL 1.03 OV 1.11 ! PT 0.87 SC 1.01 ! ! ! Fit before self-cal, rms=0.031193Jy sigma=0.735193 ! Fit after self-cal, rms=0.030219Jy sigma=0.708252 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9553 mas, bmaj=2.912 mas, bpa=25.83 degrees ! Estimated noise=0.432292 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 (-11, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00452679 Jy ! Component: 100 - total flux cleaned = 0.00746412 Jy ! Component: 150 - total flux cleaned = 0.00930149 Jy ! Component: 200 - total flux cleaned = 0.0106221 Jy ! Total flux subtracted in 200 components = 0.0106221 Jy ! Clean residual min=-0.001659 max=0.002620 Jy/beam ! Clean residual mean=-0.000001 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.0787132 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 68 components and 0.0787132 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=0.029365Jy sigma=0.664654 ! Fit after self-cal, rms=0.029340Jy sigma=0.663518 ! Inverting map ! Added new window around map position (-4.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229875 Jy ! Component: 100 - total flux cleaned = 0.00311419 Jy ! Component: 150 - total flux cleaned = 0.00341263 Jy ! Component: 200 - total flux cleaned = 0.00354279 Jy ! Total flux subtracted in 200 components = 0.00354279 Jy ! Clean residual min=-0.001321 max=0.001553 Jy/beam ! Clean residual mean=-0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.082256 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 94 components and 0.082256 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=0.029081Jy sigma=0.651791 ! Fit after self-cal, rms=0.029063Jy sigma=0.651233 ! 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=0.029063Jy sigma=0.651233 ! Fit after self-cal, rms=0.028811Jy sigma=0.649463 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9569 mas, bmaj=2.909 mas, bpa=25.96 degrees ! Estimated noise=0.428554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00078953 Jy ! Component: 100 - total flux cleaned = 0.00114315 Jy ! Component: 150 - total flux cleaned = 0.00134722 Jy ! Component: 200 - total flux cleaned = 0.00146664 Jy ! Total flux subtracted in 200 components = 0.00146664 Jy ! Clean residual min=-0.001249 max=0.001228 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0837227 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 115 components and 0.0837227 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=0.028715Jy sigma=0.645175 ! Fit after self-cal, rms=0.028708Jy sigma=0.645024 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 = 0.000176872 Jy ! Component: 100 - total flux cleaned = 0.000279098 Jy ! Component: 150 - total flux cleaned = 0.000370693 Jy ! Component: 200 - total flux cleaned = 0.000433064 Jy ! Total flux subtracted in 200 components = 0.000433064 Jy ! Clean residual min=-0.001211 max=0.001177 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0841557 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 130 components and 0.0841557 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=0.028666Jy sigma=0.643308 ! Fit after self-cal, rms=0.028663Jy sigma=0.643255 ! 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=0.028663Jy sigma=0.643255 ! Fit after self-cal, rms=0.028666Jy sigma=0.642848 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.957 mas, bmaj=2.905 mas, bpa=26 degrees ! Estimated noise=0.429051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000226345 Jy ! Component: 100 - total flux cleaned = 0.000392447 Jy ! Component: 150 - total flux cleaned = 0.000374146 Jy ! Component: 200 - total flux cleaned = 0.000409169 Jy ! Total flux subtracted in 200 components = 0.000409169 Jy ! Clean residual min=-0.001181 max=0.001143 Jy/beam ! Clean residual mean=-0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0845649 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 146 components and 0.0845649 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=0.028635Jy sigma=0.641652 ! Fit after self-cal, rms=0.028633Jy sigma=0.641616 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 = 0.000121116 Jy ! Component: 100 - total flux cleaned = 0.000168442 Jy ! Component: 150 - total flux cleaned = 0.000183092 Jy ! Component: 200 - total flux cleaned = 0.000183599 Jy ! Total flux subtracted in 200 components = 0.000183599 Jy ! Clean residual min=-0.001160 max=0.001152 Jy/beam ! Clean residual mean=0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0847485 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 155 components and 0.0847485 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=0.028615Jy sigma=0.640947 ! Fit after self-cal, rms=0.028615Jy sigma=0.640933 ! 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=0.028615Jy sigma=0.640933 ! Fit after self-cal, rms=0.028644Jy sigma=0.640816 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.048 mas, bmaj=3.153 mas, bpa=24.11 degrees ! Estimated noise=0.509552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000303201 Jy ! Component: 100 - total flux cleaned = 0.00039543 Jy ! Component: 150 - total flux cleaned = 0.000466515 Jy ! Component: 200 - total flux cleaned = 0.000541523 Jy ! Total flux subtracted in 200 components = 0.000541523 Jy ! Clean residual min=-0.001099 max=0.001173 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.08529 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 172 components and 0.08529 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=0.028635Jy sigma=0.640353 ! Fit after self-cal, rms=0.028633Jy sigma=0.640323 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 (19.4, 12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000907459 Jy ! Component: 100 - total flux cleaned = 0.000961244 Jy ! Component: 150 - total flux cleaned = 0.00100235 Jy ! Component: 200 - total flux cleaned = 0.00103532 Jy ! Total flux subtracted in 200 components = 0.00103532 Jy ! Clean residual min=-0.000978 max=0.000831 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0863254 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 195 components and 0.0863254 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=0.028590Jy sigma=0.638333 ! Fit after self-cal, rms=0.028590Jy sigma=0.638254 ! 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=0.9569 mas, bmaj=2.903 mas, bpa=26.02 degrees ! Estimated noise=0.429416 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9569 x 2.903 at 26.02 degrees (North through East) ! Clean map min=-0.0010432 max=0.044641 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=0.7393 mas, bmaj=2.89 mas, bpa=26.55 degrees ! Estimated noise=0.684212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0311284 Jy ! Component: 100 - total flux cleaned = 0.0424857 Jy ! Component: 150 - total flux cleaned = 0.0498217 Jy ! Component: 200 - total flux cleaned = 0.0550417 Jy ! Total flux subtracted in 200 components = 0.0550417 Jy ! Clean residual min=-0.002997 max=0.003354 Jy/beam ! Clean residual mean=-0.000003 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.0550417 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0550417 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9569 mas, bmaj=2.903 mas, bpa=26.02 degrees ! Estimated noise=0.429416 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 = 0.00594439 Jy ! Component: 100 - total flux cleaned = 0.0102456 Jy ! Component: 150 - total flux cleaned = 0.0136884 Jy ! Component: 200 - total flux cleaned = 0.0165244 Jy ! Total flux subtracted in 200 components = 0.0165244 Jy ! Clean residual min=-0.002059 max=0.002086 Jy/beam ! Clean residual mean=-0.000002 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.0715661 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 48 components and 0.0715661 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=2.048 mas, bmaj=3.153 mas, bpa=24.11 degrees ! Estimated noise=0.509552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00394536 Jy ! Component: 100 - total flux cleaned = 0.00684933 Jy ! Component: 150 - total flux cleaned = 0.0090926 Jy ! Component: 200 - total flux cleaned = 0.0107308 Jy ! Total flux subtracted in 200 components = 0.0107308 Jy ! Clean residual min=-0.001677 max=0.001514 Jy/beam ! Clean residual mean=-0.000004 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.082297 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875791 Jy ! Component: 100 - total flux cleaned = 0.00164571 Jy ! Component: 150 - total flux cleaned = 0.00228317 Jy ! Component: 200 - total flux cleaned = 0.00284849 Jy ! Total flux subtracted in 200 components = 0.00284849 Jy ! Clean residual min=-0.001305 max=0.001106 Jy/beam ! Clean residual mean=-0.000002 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0851455 Jy ! Adding 108 model components to the UV plane model. ! The established model now contains 138 components and 0.0851455 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9569 mas, bmaj=2.903 mas, bpa=26.02 degrees ! Estimated noise=0.429416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00038191 Jy ! Component: 100 - total flux cleaned = -4.55591e-05 Jy ! Component: 150 - total flux cleaned = 0.000256204 Jy ! Component: 200 - total flux cleaned = 0.00047025 Jy ! Total flux subtracted in 200 components = 0.00047025 Jy ! Clean residual min=-0.001143 max=0.001130 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0856157 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 169 components and 0.0856157 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=0.028662Jy sigma=0.641665 ! Fit after self-cal, rms=0.028652Jy sigma=0.641203 wmodel J1218+5531_X_map.mod ! Writing 169 model components to file: J1218+5531_X_map.mod wobs J1218+5531_X_uvs.fits ! Writing UV FITS file: J1218+5531_X_uvs.fits wwins J1218+5531_X_map.win ! wwins: Wrote 5 windows to J1218+5531_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 = 4.18727e-05 Jy ! Component: 100 - total flux cleaned = 0.000179753 Jy ! Component: 150 - total flux cleaned = 0.000292096 Jy ! Component: 200 - total flux cleaned = 0.000435997 Jy ! Component: 250 - total flux cleaned = 0.000505319 Jy ! Component: 300 - total flux cleaned = 0.000556002 Jy ! Component: 350 - total flux cleaned = 0.000605577 Jy ! Component: 400 - total flux cleaned = 0.000653858 Jy ! Component: 450 - total flux cleaned = 0.000716986 Jy ! Component: 500 - total flux cleaned = 0.000763371 Jy ! Component: 550 - total flux cleaned = 0.000763359 Jy ! Component: 600 - total flux cleaned = 0.000778592 Jy ! Component: 650 - total flux cleaned = 0.000793479 Jy ! Component: 700 - total flux cleaned = 0.000836787 Jy ! Component: 750 - total flux cleaned = 0.000808231 Jy ! Component: 800 - total flux cleaned = 0.000822427 Jy ! Component: 850 - total flux cleaned = 0.000850302 Jy ! Component: 900 - total flux cleaned = 0.000836883 Jy ! Component: 950 - total flux cleaned = 0.000917848 Jy ! Component: 1000 - total flux cleaned = 0.000904629 Jy ! Component: 1050 - total flux cleaned = 0.000904943 Jy ! Component: 1100 - total flux cleaned = 0.000918102 Jy ! Component: 1150 - total flux cleaned = 0.0009309 Jy ! Component: 1200 - total flux cleaned = 0.000994525 Jy ! Component: 1250 - total flux cleaned = 0.00101931 Jy ! Component: 1300 - total flux cleaned = 0.00103164 Jy ! Component: 1350 - total flux cleaned = 0.00105623 Jy ! Component: 1400 - total flux cleaned = 0.00108057 Jy ! Component: 1450 - total flux cleaned = 0.00109267 Jy ! Component: 1500 - total flux cleaned = 0.00105688 Jy ! Component: 1550 - total flux cleaned = 0.00110438 Jy ! Component: 1600 - total flux cleaned = 0.00111591 Jy ! Component: 1650 - total flux cleaned = 0.00110437 Jy ! Component: 1700 - total flux cleaned = 0.00112729 Jy ! Component: 1750 - total flux cleaned = 0.00109308 Jy ! Component: 1800 - total flux cleaned = 0.00107061 Jy ! Component: 1850 - total flux cleaned = 0.00112643 Jy ! Component: 1900 - total flux cleaned = 0.00112623 Jy ! Component: 1950 - total flux cleaned = 0.00112615 Jy ! Component: 2000 - total flux cleaned = 0.00111528 Jy ! Component: 2050 - total flux cleaned = 0.00113701 Jy ! Component: 2100 - total flux cleaned = 0.00114758 Jy ! Component: 2150 - total flux cleaned = 0.0011583 Jy ! Component: 2200 - total flux cleaned = 0.00120041 Jy ! Component: 2250 - total flux cleaned = 0.00121084 Jy ! Component: 2300 - total flux cleaned = 0.00121067 Jy ! Component: 2350 - total flux cleaned = 0.00124145 Jy ! Component: 2400 - total flux cleaned = 0.00121077 Jy ! Component: 2450 - total flux cleaned = 0.00122104 Jy ! Component: 2500 - total flux cleaned = 0.00124117 Jy ! Component: 2550 - total flux cleaned = 0.00124114 Jy ! Component: 2600 - total flux cleaned = 0.00124115 Jy ! Component: 2650 - total flux cleaned = 0.0012411 Jy ! Component: 2700 - total flux cleaned = 0.00119205 Jy ! Component: 2750 - total flux cleaned = 0.00117264 Jy ! Component: 2800 - total flux cleaned = 0.00122115 Jy ! Component: 2850 - total flux cleaned = 0.0011924 Jy ! Component: 2900 - total flux cleaned = 0.00120191 Jy ! Component: 2950 - total flux cleaned = 0.0011829 Jy ! Component: 3000 - total flux cleaned = 0.00113568 Jy ! Component: 3050 - total flux cleaned = 0.00116374 Jy ! Component: 3100 - total flux cleaned = 0.00113584 Jy ! Component: 3150 - total flux cleaned = 0.00116353 Jy ! Component: 3200 - total flux cleaned = 0.0011359 Jy ! Component: 3250 - total flux cleaned = 0.00108108 Jy ! Component: 3300 - total flux cleaned = 0.00113553 Jy ! Component: 3350 - total flux cleaned = 0.00110837 Jy ! Component: 3400 - total flux cleaned = 0.0010994 Jy ! Component: 3450 - total flux cleaned = 0.00109943 Jy ! Component: 3500 - total flux cleaned = 0.00107282 Jy ! Component: 3550 - total flux cleaned = 0.00105518 Jy ! Component: 3600 - total flux cleaned = 0.00109905 Jy ! Component: 3650 - total flux cleaned = 0.00105531 Jy ! Component: 3700 - total flux cleaned = 0.00106402 Jy ! Component: 3750 - total flux cleaned = 0.00108125 Jy ! Component: 3800 - total flux cleaned = 0.0010726 Jy ! Component: 3850 - total flux cleaned = 0.00104697 Jy ! Component: 3900 - total flux cleaned = 0.00103846 Jy ! Component: 3950 - total flux cleaned = 0.000996168 Jy ! Component: 4000 - total flux cleaned = 0.0010215 Jy ! Component: 4050 - total flux cleaned = 0.0010299 Jy ! Total flux subtracted in 4096 components = 0.000996534 Jy ! Clean residual min=-0.000501 max=0.000449 Jy/beam ! Clean residual mean=-0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0866122 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 453 components and 0.0866123 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1218+5531_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9569 x 2.903 at 26.02 degrees (North through East) ! Clean map min=-0.00077816 max=0.044223 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1218+5531_X_map.fits wmodel /vlbi/sb072/temp_maps//J1218+5531_X_map.mod ! Writing 453 model components to file: /vlbi/sb072/temp_maps//J1218+5531_X_map.mod wobs /vlbi/sb072/temp_maps//J1218+5531_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1218+5531_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1218+5531_X_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1218+5531_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0442231 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000147184 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.998464 0.998464 1.99693 3.99385 7.98771 15.9754 31.9508 63.9017 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 300.461 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1218+5531_X_dfm.log closed on Fri Jan 25 19:28:29 2019