! Started logfile: /vlbi/sb072/temp_maps//J1858+2330_C_dfm.log on Tue Mar 5 23:29:44 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//J1858+2330_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1858+2330_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1858+2330 ! ! 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 8280 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 J1858+2330_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=0.999904Jy sigma=44.943582 ! Fit after self-cal, rms=0.994333Jy sigma=44.689465 ! 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=1.385 mas, bmaj=3.772 mas, bpa=18.6 degrees ! Estimated noise=0.387855 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 = 0.00450258 Jy ! Component: 100 - total flux cleaned = 0.00556817 Jy ! Total flux subtracted in 100 components = 0.00556817 Jy ! Clean residual min=-0.001169 max=0.001328 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.00556817 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.00556817 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=0.017276Jy sigma=0.741949 ! Fit after self-cal, rms=0.016067Jy sigma=0.685528 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304653 Jy ! Component: 100 - total flux cleaned = 0.00361002 Jy ! Total flux subtracted in 100 components = 0.00361002 Jy ! Clean residual min=-0.001229 max=0.001046 Jy/beam ! Clean residual mean=0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0091782 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 9 components and 0.0091782 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=0.015541Jy sigma=0.660468 ! Fit after self-cal, rms=0.015536Jy sigma=0.660226 ! 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=1.84 mas, bmaj=4.219 mas, bpa=16.9 degrees ! Estimated noise=0.176636 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 = 0.00069512 Jy ! Component: 100 - total flux cleaned = 0.00110801 Jy ! Component: 150 - total flux cleaned = 0.00136834 Jy ! Component: 200 - total flux cleaned = 0.00153598 Jy ! Total flux subtracted in 200 components = 0.00153598 Jy ! Clean residual min=-0.000517 max=0.000512 Jy/beam ! Clean residual mean=-0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0107142 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.0107142 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=0.015503Jy sigma=0.658737 ! Fit after self-cal, rms=0.015500Jy sigma=0.658321 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.84 x 4.219 at 16.9 degrees (North through East) ! Clean map min=-0.00053934 max=0.0094834 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.85 HN 0.94 KP 0.97 ! LA 0.98 MK 0.95 NL 1.03 OV 0.85 ! PT 0.92 SC 1.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.87 HN 0.82 KP 1.07 ! LA 0.88 MK 0.94 NL 1.13 OV 1.06 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 1.01 KP 1.01 ! LA 1.03 MK 0.96 NL 0.96 OV 1.02 ! PT 1.00 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.98 KP 0.96 ! LA 1.16 MK 1.00 NL 1.25 OV 1.22 ! PT 0.76 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.93 HN 1.06 KP 1.03 ! LA 0.99 MK 1.12 NL 1.11 OV 1.08 ! PT 0.75 SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 0.85 KP 0.99 ! LA 1.14 MK 1.05 NL 1.17 OV 1.03 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.10 HN 0.92 KP 0.93 ! LA 1.19 MK 0.99 NL 1.07 OV 0.91 ! PT 0.94 SC 1.14 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.89 HN 0.99 KP 0.97 ! LA 1.18 MK 1.34 NL 1.19 OV 0.92 ! PT 0.87 SC 0.94 ! ! ! Fit before self-cal, rms=0.015500Jy sigma=0.658321 ! Fit after self-cal, rms=0.015516Jy sigma=0.655206 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.855 mas, bmaj=4.254 mas, bpa=16.52 degrees ! Estimated noise=0.176397 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 = 4.29976e-05 Jy ! Component: 100 - total flux cleaned = 1.78614e-05 Jy ! Component: 150 - total flux cleaned = 1.7907e-05 Jy ! Component: 200 - total flux cleaned = 2.20719e-05 Jy ! Total flux subtracted in 200 components = 2.20719e-05 Jy ! Clean residual min=-0.000430 max=0.000487 Jy/beam ! Clean residual mean=0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0107362 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.0107362 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=0.015512Jy sigma=0.655068 ! Fit after self-cal, rms=0.015548Jy sigma=0.654312 ! 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=0.015548Jy sigma=0.654312 ! Fit after self-cal, rms=0.015743Jy sigma=0.654136 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.858 mas, bmaj=4.261 mas, bpa=16.26 degrees ! Estimated noise=0.176657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.18087e-06 Jy ! Component: 100 - total flux cleaned = -1.36681e-05 Jy ! Component: 150 - total flux cleaned = -1.35238e-05 Jy ! Component: 200 - total flux cleaned = -1.00358e-05 Jy ! Total flux subtracted in 200 components = -1.00358e-05 Jy ! Clean residual min=-0.000400 max=0.000525 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0107262 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 40 components and 0.0107262 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=0.015741Jy sigma=0.654041 ! Fit after self-cal, rms=0.015758Jy sigma=0.653971 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 (72.6, 40.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233945 Jy ! Component: 100 - total flux cleaned = 0.000124342 Jy ! Component: 150 - total flux cleaned = 5.904e-05 Jy ! Component: 200 - total flux cleaned = 4.02405e-05 Jy ! Total flux subtracted in 200 components = 4.02405e-05 Jy ! Clean residual min=-0.000372 max=0.000416 Jy/beam ! Clean residual mean=0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0107665 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 0.0107665 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=0.015744Jy sigma=0.653315 ! Fit after self-cal, rms=0.015741Jy sigma=0.653166 ! Inverting map ! Added new window around map position (-72.3, 75.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000389203 Jy ! Component: 100 - total flux cleaned = 0.000401859 Jy ! Component: 150 - total flux cleaned = 0.000408235 Jy ! Component: 200 - total flux cleaned = 0.000408201 Jy ! Total flux subtracted in 200 components = 0.000408201 Jy ! Clean residual min=-0.000363 max=0.000389 Jy/beam ! Clean residual mean=0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0111747 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 65 components and 0.0111747 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=0.015729Jy sigma=0.652664 ! Fit after self-cal, rms=0.015728Jy sigma=0.652543 ! 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=0.015728Jy sigma=0.652543 ! Fit after self-cal, rms=0.015804Jy sigma=0.652446 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.859 mas, bmaj=4.267 mas, bpa=16.11 degrees ! Estimated noise=0.176218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000238061 Jy ! Component: 100 - total flux cleaned = 0.000259612 Jy ! Component: 150 - total flux cleaned = 0.000278314 Jy ! Component: 200 - total flux cleaned = 0.000284272 Jy ! Total flux subtracted in 200 components = 0.000284272 Jy ! Clean residual min=-0.000357 max=0.000394 Jy/beam ! Clean residual mean=0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0114589 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 0.0114589 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=0.015797Jy sigma=0.652159 ! Fit after self-cal, rms=0.015806Jy sigma=0.652095 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 = 9.37544e-05 Jy ! Component: 100 - total flux cleaned = 9.40222e-05 Jy ! Component: 150 - total flux cleaned = 9.40906e-05 Jy ! Component: 200 - total flux cleaned = 9.41419e-05 Jy ! Total flux subtracted in 200 components = 9.41419e-05 Jy ! Clean residual min=-0.000362 max=0.000394 Jy/beam ! Clean residual mean=0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0115531 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.0115531 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=0.015802Jy sigma=0.651925 ! Fit after self-cal, rms=0.015801Jy sigma=0.651909 ! 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=0.015801Jy sigma=0.651909 ! Fit after self-cal, rms=0.015854Jy sigma=0.651870 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.633 mas, bmaj=5.609 mas, bpa=2.562 degrees ! Estimated noise=0.205868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000189136 Jy ! Component: 100 - total flux cleaned = 0.000276201 Jy ! Component: 150 - total flux cleaned = 0.000288115 Jy ! Component: 200 - total flux cleaned = 0.000295285 Jy ! Total flux subtracted in 200 components = 0.000295285 Jy ! Clean residual min=-0.000383 max=0.000401 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0118484 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 85 components and 0.0118484 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=0.015854Jy sigma=0.651824 ! Fit after self-cal, rms=0.015860Jy sigma=0.651786 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 = 7.55725e-05 Jy ! Component: 100 - total flux cleaned = 7.91379e-05 Jy ! Component: 150 - total flux cleaned = 8.23614e-05 Jy ! Component: 200 - total flux cleaned = 7.598e-05 Jy ! Total flux subtracted in 200 components = 7.598e-05 Jy ! Clean residual min=-0.000382 max=0.000408 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0119243 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.0119243 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=0.015860Jy sigma=0.651780 ! Fit after self-cal, rms=0.015860Jy sigma=0.651769 ! 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=1.861 mas, bmaj=4.271 mas, bpa=16.02 degrees ! Estimated noise=0.176051 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.861 x 4.271 at 16.02 degrees (North through East) ! Clean map min=-0.00037561 max=0.0094396 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=1.402 mas, bmaj=3.805 mas, bpa=18.21 degrees ! Estimated noise=0.400828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00725283 Jy ! Component: 100 - total flux cleaned = 0.00922266 Jy ! Component: 150 - total flux cleaned = 0.0100624 Jy ! Component: 200 - total flux cleaned = 0.0101703 Jy ! Total flux subtracted in 200 components = 0.0101703 Jy ! Clean residual min=-0.001242 max=0.001072 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0101703 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 0.0101703 Jy ! Inverting map and beam ! Estimated beam: bmin=1.861 mas, bmaj=4.271 mas, bpa=16.02 degrees ! Estimated noise=0.176051 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 = 0.000913458 Jy ! Component: 100 - total flux cleaned = 0.00109348 Jy ! Component: 150 - total flux cleaned = 0.00115499 Jy ! Component: 200 - total flux cleaned = 0.00123572 Jy ! Total flux subtracted in 200 components = 0.00123572 Jy ! Clean residual min=-0.000371 max=0.000414 Jy/beam ! Clean residual mean=0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.011406 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 39 components and 0.011406 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=3.633 mas, bmaj=5.609 mas, bpa=2.562 degrees ! Estimated noise=0.205868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281704 Jy ! Component: 100 - total flux cleaned = 0.000368073 Jy ! Component: 150 - total flux cleaned = 0.000417599 Jy ! Component: 200 - total flux cleaned = 0.000460726 Jy ! Total flux subtracted in 200 components = 0.000460726 Jy ! Clean residual min=-0.000390 max=0.000404 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0118668 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 = 3.21831e-05 Jy ! Component: 100 - total flux cleaned = 5.59622e-05 Jy ! Component: 150 - total flux cleaned = 6.44254e-05 Jy ! Component: 200 - total flux cleaned = 6.0423e-05 Jy ! Total flux subtracted in 200 components = 6.0423e-05 Jy ! Clean residual min=-0.000383 max=0.000407 Jy/beam ! Clean residual mean=-0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0119272 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 69 components and 0.0119272 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.861 mas, bmaj=4.271 mas, bpa=16.02 degrees ! Estimated noise=0.176051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.86061e-05 Jy ! Component: 100 - total flux cleaned = -9.17832e-05 Jy ! Component: 150 - total flux cleaned = -0.000106695 Jy ! Component: 200 - total flux cleaned = -0.000113425 Jy ! Total flux subtracted in 200 components = -0.000113425 Jy ! Clean residual min=-0.000360 max=0.000424 Jy/beam ! Clean residual mean=-0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0118138 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 91 components and 0.0118138 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=0.015869Jy sigma=0.652036 ! Fit after self-cal, rms=0.015869Jy sigma=0.651959 wmodel J1858+2330_C_map.mod ! Writing 91 model components to file: J1858+2330_C_map.mod wobs J1858+2330_C_uvs.fits ! Writing UV FITS file: J1858+2330_C_uvs.fits wwins J1858+2330_C_map.win ! wwins: Wrote 3 windows to J1858+2330_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 = 7.525e-05 Jy ! Component: 100 - total flux cleaned = 8.15296e-05 Jy ! Component: 150 - total flux cleaned = 8.16063e-05 Jy ! Component: 200 - total flux cleaned = 6.37542e-05 Jy ! Component: 250 - total flux cleaned = 4.65034e-05 Jy ! Component: 300 - total flux cleaned = 4.66332e-05 Jy ! Component: 350 - total flux cleaned = 4.12968e-05 Jy ! Component: 400 - total flux cleaned = 5.191e-05 Jy ! Component: 450 - total flux cleaned = 3.09044e-05 Jy ! Component: 500 - total flux cleaned = 2.57789e-05 Jy ! Component: 550 - total flux cleaned = 2.57037e-05 Jy ! Component: 600 - total flux cleaned = 1.07713e-05 Jy ! Component: 650 - total flux cleaned = 1.05947e-06 Jy ! Component: 700 - total flux cleaned = -1.81052e-05 Jy ! Component: 750 - total flux cleaned = -1.33656e-05 Jy ! Component: 800 - total flux cleaned = -1.33994e-05 Jy ! Component: 850 - total flux cleaned = 3.73786e-07 Jy ! Component: 900 - total flux cleaned = -1.33403e-05 Jy ! Component: 950 - total flux cleaned = -8.78661e-06 Jy ! Component: 1000 - total flux cleaned = -8.77313e-06 Jy ! Component: 1050 - total flux cleaned = -8.67143e-06 Jy ! Component: 1100 - total flux cleaned = 4.4074e-06 Jy ! Component: 1150 - total flux cleaned = 1.30137e-05 Jy ! Component: 1200 - total flux cleaned = 3.41278e-05 Jy ! Component: 1250 - total flux cleaned = 4.66069e-05 Jy ! Component: 1300 - total flux cleaned = 4.65338e-05 Jy ! Component: 1350 - total flux cleaned = 5.06146e-05 Jy ! Component: 1400 - total flux cleaned = 8.30242e-05 Jy ! Component: 1450 - total flux cleaned = 9.09739e-05 Jy ! Component: 1500 - total flux cleaned = 8.3038e-05 Jy ! Component: 1550 - total flux cleaned = 9.87458e-05 Jy ! Component: 1600 - total flux cleaned = 0.000118208 Jy ! Component: 1650 - total flux cleaned = 0.000118229 Jy ! Component: 1700 - total flux cleaned = 0.000141148 Jy ! Component: 1750 - total flux cleaned = 0.000152546 Jy ! Component: 1800 - total flux cleaned = 0.000178769 Jy ! Component: 1850 - total flux cleaned = 0.000167631 Jy ! Component: 1900 - total flux cleaned = 0.000182394 Jy ! Component: 1950 - total flux cleaned = 0.000186072 Jy ! Component: 2000 - total flux cleaned = 0.000193342 Jy ! Component: 2050 - total flux cleaned = 0.000207733 Jy ! Component: 2100 - total flux cleaned = 0.000211244 Jy ! Component: 2150 - total flux cleaned = 0.000214762 Jy ! Component: 2200 - total flux cleaned = 0.000221828 Jy ! Component: 2250 - total flux cleaned = 0.000221812 Jy ! Component: 2300 - total flux cleaned = 0.000232213 Jy ! Component: 2350 - total flux cleaned = 0.000252798 Jy ! Component: 2400 - total flux cleaned = 0.000259597 Jy ! Component: 2450 - total flux cleaned = 0.000276535 Jy ! Component: 2500 - total flux cleaned = 0.000279881 Jy ! Component: 2550 - total flux cleaned = 0.00028654 Jy ! Component: 2600 - total flux cleaned = 0.00028655 Jy ! Component: 2650 - total flux cleaned = 0.000299714 Jy ! Component: 2700 - total flux cleaned = 0.000309538 Jy ! Component: 2750 - total flux cleaned = 0.000325811 Jy ! Component: 2800 - total flux cleaned = 0.000332237 Jy ! Component: 2850 - total flux cleaned = 0.000357952 Jy ! Component: 2900 - total flux cleaned = 0.00035473 Jy ! Component: 2950 - total flux cleaned = 0.000370594 Jy ! Component: 3000 - total flux cleaned = 0.000373746 Jy ! Component: 3050 - total flux cleaned = 0.000401968 Jy ! Component: 3100 - total flux cleaned = 0.000414436 Jy ! Component: 3150 - total flux cleaned = 0.000439261 Jy ! Component: 3200 - total flux cleaned = 0.000448485 Jy ! Component: 3250 - total flux cleaned = 0.000460765 Jy ! Component: 3300 - total flux cleaned = 0.000472978 Jy ! Component: 3350 - total flux cleaned = 0.000491151 Jy ! Component: 3400 - total flux cleaned = 0.00050619 Jy ! Component: 3450 - total flux cleaned = 0.000524147 Jy ! Component: 3500 - total flux cleaned = 0.00052415 Jy ! Component: 3550 - total flux cleaned = 0.000538968 Jy ! Component: 3600 - total flux cleaned = 0.000541896 Jy ! Component: 3650 - total flux cleaned = 0.000544831 Jy ! Component: 3700 - total flux cleaned = 0.000547727 Jy ! Component: 3750 - total flux cleaned = 0.000559353 Jy ! Component: 3800 - total flux cleaned = 0.000570919 Jy ! Component: 3850 - total flux cleaned = 0.000570906 Jy ! Component: 3900 - total flux cleaned = 0.000588112 Jy ! Component: 3950 - total flux cleaned = 0.000590957 Jy ! Component: 4000 - total flux cleaned = 0.000607971 Jy ! Component: 4050 - total flux cleaned = 0.000619246 Jy ! Total flux subtracted in 4096 components = 0.000624845 Jy ! Clean residual min=-0.000185 max=0.000153 Jy/beam ! Clean residual mean=-0.000000 rms=0.000049 Jy/beam ! Combined flux in latest and established models = 0.0124386 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 354 components and 0.0124386 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1858+2330_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.861 x 4.271 at 16.02 degrees (North through East) ! Clean map min=-0.00033755 max=0.0093795 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1858+2330_C_map.fits wmodel /vlbi/sb072/temp_maps//J1858+2330_C_map.mod ! Writing 354 model components to file: /vlbi/sb072/temp_maps//J1858+2330_C_map.mod wobs /vlbi/sb072/temp_maps//J1858+2330_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1858+2330_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1858+2330_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1858+2330_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00937945 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.86163e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.55498 1.55498 3.10997 6.21994 12.4399 24.8798 49.7595 99.519 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.009 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 192.927 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1858+2330_C_dfm.log closed on Tue Mar 5 23:29:48 2019