! Started logfile: /vlbi/bs262/maps//J0453+6321_C_20180503_dfm.log on Mon Jun 4 23:17:12 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/bs262/maps//J0453+6321_C_20180503_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0453+6321_C_20180503_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0453+6321 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 32400 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 J0453+6321_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=1.000468Jy sigma=25.949544 ! Fit after self-cal, rms=0.989576Jy sigma=25.671776 ! 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=1.164 mas, bmaj=5.154 mas, bpa=-28.59 degrees ! Estimated noise=0.399471 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 = 0.00832249 Jy ! Component: 100 - total flux cleaned = 0.0102825 Jy ! Total flux subtracted in 100 components = 0.0102825 Jy ! Clean residual min=-0.001131 max=0.001287 Jy/beam ! Clean residual mean=0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0102825 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0102825 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=0.029257Jy sigma=0.709613 ! Fit after self-cal, rms=0.027817Jy sigma=0.670366 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371105 Jy ! Component: 100 - total flux cleaned = 0.00452719 Jy ! Total flux subtracted in 100 components = 0.00452719 Jy ! Clean residual min=-0.001365 max=0.001196 Jy/beam ! Clean residual mean=-0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0148097 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.0148097 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=0.027360Jy sigma=0.659033 ! Fit after self-cal, rms=0.027350Jy sigma=0.658685 ! 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=1.615 mas, bmaj=5.171 mas, bpa=-29.37 degrees ! Estimated noise=0.154882 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 = 0.000551105 Jy ! Component: 100 - total flux cleaned = 0.000773238 Jy ! Component: 150 - total flux cleaned = 0.000875511 Jy ! Component: 200 - total flux cleaned = 0.000932085 Jy ! Total flux subtracted in 200 components = 0.000932085 Jy ! Clean residual min=-0.000538 max=0.000565 Jy/beam ! Clean residual mean=-0.000001 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0157418 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 0.0157418 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=0.027334Jy sigma=0.658400 ! Fit after self-cal, rms=0.027324Jy sigma=0.658316 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.615 x 5.171 at -29.37 degrees (North through East) ! Clean map min=-0.00053505 max=0.014393 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.86 HN 0.99 KP 1.03 ! LA 1.04 MK 0.89 NL 1.03 OV 0.97 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.84 HN 0.88 KP 1.05 ! LA 0.95 MK 1.05 NL 0.99 OV 0.98 ! PT 0.82 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.86 HN 0.92 KP 0.96 ! LA 0.98 MK 0.93 NL 1.01 OV 0.97 ! PT 1.01 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 0.85 KP 1.12 ! LA 1.02 MK 1.02 NL 0.96 OV 1.01 ! PT 0.86 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 0.98 KP 1.00 ! LA 1.11 MK 0.98 NL 0.99 OV 1.02 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.94 HN 1.02 KP 1.00 ! LA 1.09 MK 1.03 NL 1.01 OV 1.14 ! PT 0.92 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.04 KP 0.96 ! LA 1.10 MK 0.94 NL 1.01 OV 1.09 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.97 KP 1.07 ! LA 1.09 MK 1.03 NL 1.10 OV 0.99 ! PT 0.96 SC 1.03 ! ! ! Fit before self-cal, rms=0.027324Jy sigma=0.658316 ! Fit after self-cal, rms=0.027024Jy sigma=0.656961 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.609 mas, bmaj=5.186 mas, bpa=-29.62 degrees ! Estimated noise=0.154782 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 (31.5, -58.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000373856 Jy ! Component: 100 - total flux cleaned = 0.000407693 Jy ! Component: 150 - total flux cleaned = 0.000450665 Jy ! Component: 200 - total flux cleaned = 0.000488335 Jy ! Total flux subtracted in 200 components = 0.000488335 Jy ! Clean residual min=-0.000401 max=0.000393 Jy/beam ! Clean residual mean=-0.000000 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 0.0162301 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.0162301 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=0.027016Jy sigma=0.656752 ! Fit after self-cal, rms=0.027041Jy sigma=0.656310 ! Inverting map ! Added new window around map position (-42.9, -24.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000454001 Jy ! Component: 100 - total flux cleaned = 0.000547612 Jy ! Component: 150 - total flux cleaned = 0.000566921 Jy ! Component: 200 - total flux cleaned = 0.000566419 Jy ! Total flux subtracted in 200 components = 0.000566419 Jy ! Clean residual min=-0.000376 max=0.000330 Jy/beam ! Clean residual mean=-0.000000 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.0167965 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.0167965 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=0.027031Jy sigma=0.656069 ! Fit after self-cal, rms=0.027028Jy sigma=0.655950 ! 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=0.027028Jy sigma=0.655950 ! Fit after self-cal, rms=0.027184Jy sigma=0.655819 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.608 mas, bmaj=5.187 mas, bpa=-29.71 degrees ! Estimated noise=0.154699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000256863 Jy ! Component: 100 - total flux cleaned = 0.000330619 Jy ! Component: 150 - total flux cleaned = 0.000346058 Jy ! Component: 200 - total flux cleaned = 0.000353463 Jy ! Total flux subtracted in 200 components = 0.000353463 Jy ! Clean residual min=-0.000360 max=0.000311 Jy/beam ! Clean residual mean=-0.000000 rms=0.000087 Jy/beam ! Combined flux in latest and established models = 0.01715 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.01715 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=0.027178Jy sigma=0.655679 ! Fit after self-cal, rms=0.027191Jy sigma=0.655482 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 = 0.000200016 Jy ! Component: 100 - total flux cleaned = 0.000215958 Jy ! Component: 150 - total flux cleaned = 0.000223508 Jy ! Component: 200 - total flux cleaned = 0.000230557 Jy ! Total flux subtracted in 200 components = 0.000230557 Jy ! Clean residual min=-0.000338 max=0.000344 Jy/beam ! Clean residual mean=-0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.0173806 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 85 components and 0.0173806 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=0.027186Jy sigma=0.655377 ! Fit after self-cal, rms=0.027186Jy sigma=0.655351 ! 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=0.027186Jy sigma=0.655351 ! Fit after self-cal, rms=0.027430Jy sigma=0.655308 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.608 mas, bmaj=5.186 mas, bpa=-29.74 degrees ! Estimated noise=0.155462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000136922 Jy ! Component: 100 - total flux cleaned = 0.000152135 Jy ! Component: 150 - total flux cleaned = 0.000159326 Jy ! Component: 200 - total flux cleaned = 0.000159387 Jy ! Total flux subtracted in 200 components = 0.000159387 Jy ! Clean residual min=-0.000337 max=0.000337 Jy/beam ! Clean residual mean=-0.000000 rms=0.000088 Jy/beam ! Combined flux in latest and established models = 0.0175399 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 93 components and 0.0175399 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=0.027426Jy sigma=0.655221 ! Fit after self-cal, rms=0.027436Jy sigma=0.655184 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 = 9.37778e-05 Jy ! Component: 100 - total flux cleaned = 0.000114052 Jy ! Component: 150 - total flux cleaned = 0.000120232 Jy ! Component: 200 - total flux cleaned = 0.000120181 Jy ! Total flux subtracted in 200 components = 0.000120181 Jy ! Clean residual min=-0.000335 max=0.000343 Jy/beam ! Clean residual mean=-0.000000 rms=0.000088 Jy/beam ! Combined flux in latest and established models = 0.0176601 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 99 components and 0.0176601 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=0.027433Jy sigma=0.655118 ! Fit after self-cal, rms=0.027433Jy sigma=0.655083 ! 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=0.027433Jy sigma=0.655083 ! Fit after self-cal, rms=0.027536Jy sigma=0.655057 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.561 mas, bmaj=5.603 mas, bpa=-36 degrees ! Estimated noise=0.191617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000115826 Jy ! Component: 100 - total flux cleaned = 0.000158602 Jy ! Component: 150 - total flux cleaned = 0.000153086 Jy ! Component: 200 - total flux cleaned = 0.000148501 Jy ! Total flux subtracted in 200 components = 0.000148501 Jy ! Clean residual min=-0.000387 max=0.000355 Jy/beam ! Clean residual mean=-0.000001 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.0178086 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 122 components and 0.0178086 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=0.027535Jy sigma=0.655026 ! Fit after self-cal, rms=0.027539Jy sigma=0.654935 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 = 6.77377e-05 Jy ! Component: 100 - total flux cleaned = 7.23239e-05 Jy ! Component: 150 - total flux cleaned = 8.53286e-05 Jy ! Component: 200 - total flux cleaned = 8.54336e-05 Jy ! Total flux subtracted in 200 components = 8.54336e-05 Jy ! Clean residual min=-0.000373 max=0.000344 Jy/beam ! Clean residual mean=-0.000001 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.0178941 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 139 components and 0.0178941 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=0.027538Jy sigma=0.654914 ! Fit after self-cal, rms=0.027538Jy sigma=0.654902 ! 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=1.608 mas, bmaj=5.185 mas, bpa=-29.76 degrees ! Estimated noise=0.155754 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.608 x 5.185 at -29.76 degrees (North through East) ! Clean map min=-0.00041824 max=0.014342 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=1.157 mas, bmaj=5.139 mas, bpa=-28.78 degrees ! Estimated noise=0.401571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115532 Jy ! Component: 100 - total flux cleaned = 0.0141396 Jy ! Component: 150 - total flux cleaned = 0.0149926 Jy ! Component: 200 - total flux cleaned = 0.0155312 Jy ! Total flux subtracted in 200 components = 0.0155312 Jy ! Clean residual min=-0.001271 max=0.001235 Jy/beam ! Clean residual mean=0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0155312 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0155312 Jy ! Inverting map and beam ! Estimated beam: bmin=1.608 mas, bmaj=5.185 mas, bpa=-29.76 degrees ! Estimated noise=0.155754 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 = 0.000795506 Jy ! Component: 100 - total flux cleaned = 0.00114452 Jy ! Component: 150 - total flux cleaned = 0.00132153 Jy ! Component: 200 - total flux cleaned = 0.00144241 Jy ! Total flux subtracted in 200 components = 0.00144241 Jy ! Clean residual min=-0.000440 max=0.000421 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0169736 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 50 components and 0.0169736 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=3.561 mas, bmaj=5.603 mas, bpa=-36 degrees ! Estimated noise=0.191617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259303 Jy ! Component: 100 - total flux cleaned = 0.000454539 Jy ! Component: 150 - total flux cleaned = 0.000550604 Jy ! Component: 200 - total flux cleaned = 0.000592505 Jy ! Total flux subtracted in 200 components = 0.000592505 Jy ! Clean residual min=-0.000426 max=0.000446 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0175661 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 = 3.69924e-05 Jy ! Component: 100 - total flux cleaned = 5.38856e-05 Jy ! Component: 150 - total flux cleaned = 6.96145e-05 Jy ! Component: 200 - total flux cleaned = 8.41653e-05 Jy ! Total flux subtracted in 200 components = 8.41653e-05 Jy ! Clean residual min=-0.000409 max=0.000408 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0176503 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 111 components and 0.0176503 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.608 mas, bmaj=5.185 mas, bpa=-29.76 degrees ! Estimated noise=0.155754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.17737e-05 Jy ! Component: 100 - total flux cleaned = -4.1191e-05 Jy ! Component: 150 - total flux cleaned = -6.9212e-05 Jy ! Component: 200 - total flux cleaned = -9.52605e-05 Jy ! Total flux subtracted in 200 components = -9.52605e-05 Jy ! Clean residual min=-0.000392 max=0.000358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 0.017555 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 131 components and 0.017555 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=0.027544Jy sigma=0.655021 ! Fit after self-cal, rms=0.027543Jy sigma=0.654988 wmodel J0453+6321_C_map.mod ! Writing 131 model components to file: J0453+6321_C_map.mod wobs J0453+6321_C_uvs.fits ! Writing UV FITS file: J0453+6321_C_uvs.fits wwins J0453+6321_C_map.win ! wwins: Wrote 3 windows to J0453+6321_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 = -5.34831e-05 Jy ! Component: 100 - total flux cleaned = -0.000103219 Jy ! Component: 150 - total flux cleaned = -0.000144715 Jy ! Component: 200 - total flux cleaned = -0.000167532 Jy ! Component: 250 - total flux cleaned = -0.000184215 Jy ! Component: 300 - total flux cleaned = -0.000205886 Jy ! Component: 350 - total flux cleaned = -0.000211137 Jy ! Component: 400 - total flux cleaned = -0.000211268 Jy ! Component: 450 - total flux cleaned = -0.000236485 Jy ! Component: 500 - total flux cleaned = -0.000246271 Jy ! Component: 550 - total flux cleaned = -0.000251113 Jy ! Component: 600 - total flux cleaned = -0.000251102 Jy ! Component: 650 - total flux cleaned = -0.00025108 Jy ! Component: 700 - total flux cleaned = -0.000246515 Jy ! Component: 750 - total flux cleaned = -0.000246597 Jy ! Component: 800 - total flux cleaned = -0.000242138 Jy ! Component: 850 - total flux cleaned = -0.000224479 Jy ! Component: 900 - total flux cleaned = -0.000215779 Jy ! Component: 950 - total flux cleaned = -0.000215771 Jy ! Component: 1000 - total flux cleaned = -0.000211528 Jy ! Component: 1050 - total flux cleaned = -0.000198994 Jy ! Component: 1100 - total flux cleaned = -0.000207352 Jy ! Component: 1150 - total flux cleaned = -0.000203258 Jy ! Component: 1200 - total flux cleaned = -0.000203333 Jy ! Component: 1250 - total flux cleaned = -0.000207383 Jy ! Component: 1300 - total flux cleaned = -0.000211376 Jy ! Component: 1350 - total flux cleaned = -0.000195696 Jy ! Component: 1400 - total flux cleaned = -0.000191825 Jy ! Component: 1450 - total flux cleaned = -0.000184138 Jy ! Component: 1500 - total flux cleaned = -0.000191814 Jy ! Component: 1550 - total flux cleaned = -0.000188021 Jy ! Component: 1600 - total flux cleaned = -0.000195545 Jy ! Component: 1650 - total flux cleaned = -0.000184342 Jy ! Component: 1700 - total flux cleaned = -0.000173272 Jy ! Component: 1750 - total flux cleaned = -0.000169603 Jy ! Component: 1800 - total flux cleaned = -0.00017326 Jy ! Component: 1850 - total flux cleaned = -0.000151623 Jy ! Component: 1900 - total flux cleaned = -0.000140904 Jy ! Component: 1950 - total flux cleaned = -0.000130262 Jy ! Component: 2000 - total flux cleaned = -0.000119698 Jy ! Component: 2050 - total flux cleaned = -0.000116214 Jy ! Component: 2100 - total flux cleaned = -0.000109277 Jy ! Component: 2150 - total flux cleaned = -9.5439e-05 Jy ! Component: 2200 - total flux cleaned = -7.48315e-05 Jy ! Component: 2250 - total flux cleaned = -6.46102e-05 Jy ! Component: 2300 - total flux cleaned = -4.08775e-05 Jy ! Component: 2350 - total flux cleaned = -3.74958e-05 Jy ! Component: 2400 - total flux cleaned = -2.40754e-05 Jy ! Component: 2450 - total flux cleaned = -1.74021e-05 Jy ! Component: 2500 - total flux cleaned = -1.41283e-05 Jy ! Component: 2550 - total flux cleaned = 8.91093e-06 Jy ! Component: 2600 - total flux cleaned = 1.86984e-05 Jy ! Component: 2650 - total flux cleaned = 2.19583e-05 Jy ! Component: 2700 - total flux cleaned = 2.52103e-05 Jy ! Component: 2750 - total flux cleaned = 3.1661e-05 Jy ! Component: 2800 - total flux cleaned = 5.083e-05 Jy ! Component: 2850 - total flux cleaned = 6.03217e-05 Jy ! Component: 2900 - total flux cleaned = 6.65848e-05 Jy ! Component: 2950 - total flux cleaned = 6.97268e-05 Jy ! Component: 3000 - total flux cleaned = 8.22476e-05 Jy ! Component: 3050 - total flux cleaned = 8.53171e-05 Jy ! Component: 3100 - total flux cleaned = 0.000103909 Jy ! Component: 3150 - total flux cleaned = 0.000113157 Jy ! Component: 3200 - total flux cleaned = 0.000122285 Jy ! Component: 3250 - total flux cleaned = 0.000131381 Jy ! Component: 3300 - total flux cleaned = 0.000131393 Jy ! Component: 3350 - total flux cleaned = 0.000143413 Jy ! Component: 3400 - total flux cleaned = 0.000143422 Jy ! Component: 3450 - total flux cleaned = 0.000161345 Jy ! Component: 3500 - total flux cleaned = 0.000173233 Jy ! Component: 3550 - total flux cleaned = 0.000170281 Jy ! Component: 3600 - total flux cleaned = 0.00018796 Jy ! Component: 3650 - total flux cleaned = 0.000196756 Jy ! Component: 3700 - total flux cleaned = 0.000190945 Jy ! Component: 3750 - total flux cleaned = 0.000208383 Jy ! Component: 3800 - total flux cleaned = 0.000225729 Jy ! Component: 3850 - total flux cleaned = 0.000222854 Jy ! Component: 3900 - total flux cleaned = 0.000234317 Jy ! Component: 3950 - total flux cleaned = 0.00024286 Jy ! Component: 4000 - total flux cleaned = 0.000259922 Jy ! Component: 4050 - total flux cleaned = 0.000248596 Jy ! Total flux subtracted in 4096 components = 0.000257078 Jy ! Clean residual min=-0.000151 max=0.000158 Jy/beam ! Clean residual mean=0.000000 rms=0.000053 Jy/beam ! Combined flux in latest and established models = 0.0178121 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 430 components and 0.0178121 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0453+6321_C_20180503_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.608 x 5.185 at -29.76 degrees (North through East) ! Clean map min=-0.00034166 max=0.014473 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0453+6321_C_20180503_map.fits wmodel /vlbi/bs262/maps//J0453+6321_C_20180503_map.mod ! Writing 430 model components to file: /vlbi/bs262/maps//J0453+6321_C_20180503_map.mod wobs /vlbi/bs262/maps//J0453+6321_C_20180503_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0453+6321_C_20180503_uvs.fits wwins /vlbi/bs262/maps//J0453+6321_C_20180503_map.win ! wwins: Wrote 4 windows to /vlbi/bs262/maps//J0453+6321_C_20180503_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0144734 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.29332e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.09718 1.09718 2.19436 4.38872 8.77744 17.5549 35.1097 70.2195 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 273.428 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0453+6321_C_20180503_dfm.log closed on Mon Jun 4 23:17:18 2018