! Started logfile: /vlbi/sb072/temp_maps//J1811+3751_C_dfm.log on Tue Mar 5 23:27:02 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1811+3751_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1811+3751_C_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1811+3751 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 1152 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1811+3751_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.003874Jy sigma=44.182422 ! Fit after self-cal, rms=0.941899Jy sigma=41.408045 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.628 mas, bmaj=4.079 mas, bpa=14.19 degrees ! Estimated noise=0.633175 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 = 0.0455675 Jy ! Component: 100 - total flux cleaned = 0.0555042 Jy ! Total flux subtracted in 100 components = 0.0555042 Jy ! Clean residual min=-0.002439 max=0.003753 Jy/beam ! Clean residual mean=-0.000000 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.0555042 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0555042 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=0.016979Jy sigma=0.710800 ! Fit after self-cal, rms=0.016918Jy sigma=0.707796 ! 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=1.97 mas, bmaj=4.391 mas, bpa=13.16 degrees ! Estimated noise=0.481666 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 (3.6, 2.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354509 Jy ! Component: 100 - total flux cleaned = 0.00551169 Jy ! Component: 150 - total flux cleaned = 0.00684223 Jy ! Component: 200 - total flux cleaned = 0.00757424 Jy ! Total flux subtracted in 200 components = 0.00757424 Jy ! Clean residual min=-0.001912 max=0.002215 Jy/beam ! Clean residual mean=-0.000001 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.0630785 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 37 components and 0.0630785 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=0.016154Jy sigma=0.669545 ! Fit after self-cal, rms=0.016118Jy sigma=0.667038 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.97 x 4.391 at 13.16 degrees (North through East) ! Clean map min=-0.0017287 max=0.057586 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.00 KP 0.91 ! LA 0.96 NL 1.03 OV 1.00 PT 0.93 ! SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 0.96 KP 0.93 ! LA 1.04 NL 1.05 OV 1.01 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 0.94 KP 0.98 ! LA 1.02 NL 1.04 OV 0.98 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.02 KP 0.91 ! LA 1.02 NL 1.13 OV 1.01 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.03 KP 0.99 ! LA 1.04 NL 1.06 OV 1.03 PT 0.95 ! SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 0.93 KP 0.97 ! LA 1.05 NL 1.15 OV 0.98 PT 0.95 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.99 KP 0.99 ! LA 1.11 NL 1.01 OV 1.01 PT 0.96 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.93 HN 1.04 KP 0.99 ! LA 1.09 NL 1.09 OV 1.03 PT 0.96 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.016118Jy sigma=0.667038 ! Fit after self-cal, rms=0.015631Jy sigma=0.639552 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.975 mas, bmaj=4.392 mas, bpa=12.92 degrees ! Estimated noise=0.478364 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 = -1.46364e-05 Jy ! Component: 100 - total flux cleaned = -0.000116651 Jy ! Component: 150 - total flux cleaned = -0.000151424 Jy ! Component: 200 - total flux cleaned = -0.000138106 Jy ! Total flux subtracted in 200 components = -0.000138106 Jy ! Clean residual min=-0.001176 max=0.001407 Jy/beam ! Clean residual mean=-0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0629404 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 57 components and 0.0629403 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=0.015586Jy sigma=0.637612 ! Fit after self-cal, rms=0.015588Jy sigma=0.637405 ! 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=0.015588Jy sigma=0.637405 ! Fit after self-cal, rms=0.015597Jy sigma=0.637283 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.975 mas, bmaj=4.39 mas, bpa=12.92 degrees ! Estimated noise=0.477623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000130558 Jy ! Component: 100 - total flux cleaned = -0.000187686 Jy ! Component: 150 - total flux cleaned = -0.000174935 Jy ! Component: 200 - total flux cleaned = -0.000131021 Jy ! Total flux subtracted in 200 components = -0.000131021 Jy ! Clean residual min=-0.001158 max=0.001390 Jy/beam ! Clean residual mean=-0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0628093 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 68 components and 0.0628093 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=0.015574Jy sigma=0.636377 ! Fit after self-cal, rms=0.015572Jy sigma=0.636311 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 (-19.5, 9.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000756531 Jy ! Component: 100 - total flux cleaned = 0.00085447 Jy ! Component: 150 - total flux cleaned = 0.000910382 Jy ! Component: 200 - total flux cleaned = 0.00100573 Jy ! Total flux subtracted in 200 components = 0.00100573 Jy ! Clean residual min=-0.001061 max=0.001211 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0638151 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.0638151 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=0.015463Jy sigma=0.632109 ! Fit after self-cal, rms=0.015457Jy sigma=0.631987 ! Inverting map ! Added new window around map position (-2.4, -76.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000771121 Jy ! Component: 100 - total flux cleaned = 0.000678444 Jy ! Component: 150 - total flux cleaned = 0.000693988 Jy ! Component: 200 - total flux cleaned = 0.000824172 Jy ! Total flux subtracted in 200 components = 0.000824172 Jy ! Clean residual min=-0.001020 max=0.001053 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0646392 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 104 components and 0.0646392 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=0.015368Jy sigma=0.628413 ! Fit after self-cal, rms=0.015363Jy sigma=0.628234 ! 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=0.015363Jy sigma=0.628234 ! Fit after self-cal, rms=0.015304Jy sigma=0.627911 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.977 mas, bmaj=4.389 mas, bpa=12.88 degrees ! Estimated noise=0.47597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000160592 Jy ! Component: 100 - total flux cleaned = 0.000251441 Jy ! Component: 150 - total flux cleaned = 0.000265225 Jy ! Component: 200 - total flux cleaned = 0.000239266 Jy ! Total flux subtracted in 200 components = 0.000239266 Jy ! Clean residual min=-0.000942 max=0.001011 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0648785 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 112 components and 0.0648785 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=0.015276Jy sigma=0.626847 ! Fit after self-cal, rms=0.015275Jy sigma=0.626810 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 = 2.60505e-05 Jy ! Component: 100 - total flux cleaned = 3.84068e-05 Jy ! Component: 150 - total flux cleaned = 4.98613e-05 Jy ! Component: 200 - total flux cleaned = 3.87486e-05 Jy ! Total flux subtracted in 200 components = 3.87486e-05 Jy ! Clean residual min=-0.000930 max=0.001008 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0649172 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 120 components and 0.0649172 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=0.015257Jy sigma=0.626104 ! Fit after self-cal, rms=0.015257Jy sigma=0.626086 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.015257Jy sigma=0.626086 ! Fit after self-cal, rms=0.015249Jy sigma=0.626045 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.962 mas, bmaj=5.231 mas, bpa=7.049 degrees ! Estimated noise=0.560381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000191824 Jy ! Component: 100 - total flux cleaned = -0.000285411 Jy ! Component: 150 - total flux cleaned = -0.000358332 Jy ! Component: 200 - total flux cleaned = -0.000415554 Jy ! Total flux subtracted in 200 components = -0.000415554 Jy ! Clean residual min=-0.001067 max=0.001210 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0645017 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 135 components and 0.0645017 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=0.015241Jy sigma=0.625631 ! Fit after self-cal, rms=0.015240Jy sigma=0.625607 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 = -6.07804e-05 Jy ! Component: 100 - total flux cleaned = -0.000105221 Jy ! Component: 150 - total flux cleaned = -0.000147411 Jy ! Component: 200 - total flux cleaned = -0.000187353 Jy ! Total flux subtracted in 200 components = -0.000187353 Jy ! Clean residual min=-0.001046 max=0.001222 Jy/beam ! Clean residual mean=-0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0643143 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 0.0643143 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=0.015234Jy sigma=0.625318 ! Fit after self-cal, rms=0.015233Jy sigma=0.625305 ! Inverting map ! Added new window around map position (4.2, 75.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000917073 Jy ! Component: 100 - total flux cleaned = 0.000829322 Jy ! Component: 150 - total flux cleaned = 0.000886137 Jy ! Component: 200 - total flux cleaned = 0.000992148 Jy ! Total flux subtracted in 200 components = 0.000992148 Jy ! Clean residual min=-0.000976 max=0.000871 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0653065 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 167 components and 0.0653065 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=0.015174Jy sigma=0.623476 ! Fit after self-cal, rms=0.015169Jy sigma=0.623318 ! 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=1.977 mas, bmaj=4.39 mas, bpa=12.87 degrees ! Estimated noise=0.475595 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.977 x 4.39 at 12.87 degrees (North through East) ! Clean map min=-0.00085969 max=0.057263 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=4.081 mas, bpa=14.01 degrees ! Estimated noise=0.62901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0452693 Jy ! Component: 100 - total flux cleaned = 0.0551415 Jy ! Component: 150 - total flux cleaned = 0.0579223 Jy ! Component: 200 - total flux cleaned = 0.0590443 Jy ! Total flux subtracted in 200 components = 0.0590443 Jy ! Clean residual min=-0.001517 max=0.001523 Jy/beam ! Clean residual mean=-0.000000 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.0590443 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0590443 Jy ! Inverting map and beam ! Estimated beam: bmin=1.977 mas, bmaj=4.39 mas, bpa=12.87 degrees ! Estimated noise=0.475595 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 = 0.00173819 Jy ! Component: 100 - total flux cleaned = 0.00291726 Jy ! Component: 150 - total flux cleaned = 0.00382395 Jy ! Component: 200 - total flux cleaned = 0.00446101 Jy ! Total flux subtracted in 200 components = 0.00446101 Jy ! Clean residual min=-0.001107 max=0.000996 Jy/beam ! Clean residual mean=-0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0635053 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 55 components and 0.0635053 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.962 mas, bmaj=5.231 mas, bpa=7.049 degrees ! Estimated noise=0.560381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110788 Jy ! Component: 100 - total flux cleaned = 0.0016614 Jy ! Component: 150 - total flux cleaned = 0.0019124 Jy ! Component: 200 - total flux cleaned = 0.00213744 Jy ! Total flux subtracted in 200 components = 0.00213744 Jy ! Clean residual min=-0.001195 max=0.000971 Jy/beam ! Clean residual mean=0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0656427 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 = 0.000202391 Jy ! Component: 100 - total flux cleaned = 0.000305346 Jy ! Component: 150 - total flux cleaned = 0.000438328 Jy ! Component: 200 - total flux cleaned = 0.000544585 Jy ! Total flux subtracted in 200 components = 0.000544585 Jy ! Clean residual min=-0.001123 max=0.000904 Jy/beam ! Clean residual mean=0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0661873 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 98 components and 0.0661873 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.977 mas, bmaj=4.39 mas, bpa=12.87 degrees ! Estimated noise=0.475595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000357602 Jy ! Component: 100 - total flux cleaned = -0.000532258 Jy ! Component: 150 - total flux cleaned = -0.000553935 Jy ! Component: 200 - total flux cleaned = -0.000515935 Jy ! Total flux subtracted in 200 components = -0.000515935 Jy ! Clean residual min=-0.000892 max=0.000855 Jy/beam ! Clean residual mean=0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0656713 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 122 components and 0.0656713 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=0.015213Jy sigma=0.624994 ! Fit after self-cal, rms=0.015212Jy sigma=0.624799 wmodel J1811+3751_C_map.mod ! Writing 122 model components to file: J1811+3751_C_map.mod wobs J1811+3751_C_uvs.fits ! Writing UV FITS file: J1811+3751_C_uvs.fits wwins J1811+3751_C_map.win ! wwins: Wrote 5 windows to J1811+3751_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -5.13101e-05 Jy ! Component: 100 - total flux cleaned = -6.64911e-05 Jy ! Component: 150 - total flux cleaned = -6.61062e-05 Jy ! Component: 200 - total flux cleaned = -0.000121539 Jy ! Component: 250 - total flux cleaned = -0.000175153 Jy ! Component: 300 - total flux cleaned = -0.000227127 Jy ! Component: 350 - total flux cleaned = -0.000277554 Jy ! Component: 400 - total flux cleaned = -0.000301813 Jy ! Component: 450 - total flux cleaned = -0.000337418 Jy ! Component: 500 - total flux cleaned = -0.000372353 Jy ! Component: 550 - total flux cleaned = -0.000406361 Jy ! Component: 600 - total flux cleaned = -0.00047255 Jy ! Component: 650 - total flux cleaned = -0.000526627 Jy ! Component: 700 - total flux cleaned = -0.000579569 Jy ! Component: 750 - total flux cleaned = -0.000652397 Jy ! Component: 800 - total flux cleaned = -0.000673115 Jy ! Component: 850 - total flux cleaned = -0.000753418 Jy ! Component: 900 - total flux cleaned = -0.000793006 Jy ! Component: 950 - total flux cleaned = -0.000841827 Jy ! Component: 1000 - total flux cleaned = -0.000908778 Jy ! Component: 1050 - total flux cleaned = -0.000918299 Jy ! Component: 1100 - total flux cleaned = -0.000983411 Jy ! Component: 1150 - total flux cleaned = -0.00101094 Jy ! Component: 1200 - total flux cleaned = -0.00102905 Jy ! Component: 1250 - total flux cleaned = -0.00103802 Jy ! Component: 1300 - total flux cleaned = -0.00105564 Jy ! Component: 1350 - total flux cleaned = -0.00106438 Jy ! Component: 1400 - total flux cleaned = -0.00110725 Jy ! Component: 1450 - total flux cleaned = -0.0011072 Jy ! Component: 1500 - total flux cleaned = -0.00111567 Jy ! Component: 1550 - total flux cleaned = -0.00112401 Jy ! Component: 1600 - total flux cleaned = -0.00114038 Jy ! Component: 1650 - total flux cleaned = -0.00118073 Jy ! Component: 1700 - total flux cleaned = -0.00118072 Jy ! Component: 1750 - total flux cleaned = -0.0011887 Jy ! Component: 1800 - total flux cleaned = -0.00122757 Jy ! Component: 1850 - total flux cleaned = -0.00121217 Jy ! Component: 1900 - total flux cleaned = -0.00122742 Jy ! Component: 1950 - total flux cleaned = -0.00125005 Jy ! Component: 2000 - total flux cleaned = -0.00123513 Jy ! Component: 2050 - total flux cleaned = -0.00125737 Jy ! Component: 2100 - total flux cleaned = -0.00127935 Jy ! Component: 2150 - total flux cleaned = -0.00125038 Jy ! Component: 2200 - total flux cleaned = -0.00130075 Jy ! Component: 2250 - total flux cleaned = -0.00127933 Jy ! Component: 2300 - total flux cleaned = -0.00127224 Jy ! Component: 2350 - total flux cleaned = -0.00127218 Jy ! Component: 2400 - total flux cleaned = -0.00125821 Jy ! Component: 2450 - total flux cleaned = -0.00127199 Jy ! Component: 2500 - total flux cleaned = -0.00127884 Jy ! Component: 2550 - total flux cleaned = -0.00127885 Jy ! Component: 2600 - total flux cleaned = -0.00127884 Jy ! Component: 2650 - total flux cleaned = -0.00128551 Jy ! Component: 2700 - total flux cleaned = -0.00127884 Jy ! Component: 2750 - total flux cleaned = -0.00128552 Jy ! Component: 2800 - total flux cleaned = -0.00129859 Jy ! Component: 2850 - total flux cleaned = -0.00130514 Jy ! Component: 2900 - total flux cleaned = -0.00129863 Jy ! Component: 2950 - total flux cleaned = -0.00128588 Jy ! Component: 3000 - total flux cleaned = -0.00131137 Jy ! Component: 3050 - total flux cleaned = -0.00132397 Jy ! Component: 3100 - total flux cleaned = -0.00132389 Jy ! Component: 3150 - total flux cleaned = -0.0013301 Jy ! Component: 3200 - total flux cleaned = -0.00133008 Jy ! Component: 3250 - total flux cleaned = -0.00133624 Jy ! Component: 3300 - total flux cleaned = -0.00133621 Jy ! Component: 3350 - total flux cleaned = -0.00133618 Jy ! Component: 3400 - total flux cleaned = -0.00134223 Jy ! Component: 3450 - total flux cleaned = -0.0013601 Jy ! Component: 3500 - total flux cleaned = -0.00135419 Jy ! Component: 3550 - total flux cleaned = -0.00136008 Jy ! Component: 3600 - total flux cleaned = -0.00137183 Jy ! Component: 3650 - total flux cleaned = -0.00137763 Jy ! Component: 3700 - total flux cleaned = -0.00137178 Jy ! Component: 3750 - total flux cleaned = -0.00138339 Jy ! Component: 3800 - total flux cleaned = -0.00138342 Jy ! Component: 3850 - total flux cleaned = -0.00140053 Jy ! Component: 3900 - total flux cleaned = -0.00139485 Jy ! Component: 3950 - total flux cleaned = -0.0013892 Jy ! Component: 4000 - total flux cleaned = -0.00138357 Jy ! Component: 4050 - total flux cleaned = -0.00138355 Jy ! Total flux subtracted in 4096 components = -0.00138352 Jy ! Clean residual min=-0.000329 max=0.000325 Jy/beam ! Clean residual mean=0.000001 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.0642878 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 403 components and 0.0642878 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1811+3751_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.977 x 4.39 at 12.87 degrees (North through East) ! Clean map min=-0.00071215 max=0.057281 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1811+3751_C_map.fits wmodel /vlbi/sb072/temp_maps//J1811+3751_C_map.mod ! Writing 403 model components to file: /vlbi/sb072/temp_maps//J1811+3751_C_map.mod wobs /vlbi/sb072/temp_maps//J1811+3751_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1811+3751_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1811+3751_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1811+3751_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0572806 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.19301e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.481472 0.481472 0.962944 1.92589 3.85178 7.70355 15.4071 30.8142 61.6284 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.057 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 623.089 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1811+3751_C_dfm.log closed on Tue Mar 5 23:27:06 2019