! Started logfile: /vlbi/sb072/temp_maps//J0223+6307_X_dfm.log on Sat Jan 12 21:47:28 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J0223+6307_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0223+6307_X_uvm.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! AN table 2: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0223+6307 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 3456 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0223+6307_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.004487Jy sigma=35.335113 ! Fit after self-cal, rms=0.924396Jy sigma=32.434751 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8206 mas, bmaj=1.568 mas, bpa=-43.5 degrees ! Estimated noise=0.553001 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 = 0.0530402 Jy ! Component: 100 - total flux cleaned = 0.0704699 Jy ! Total flux subtracted in 100 components = 0.0704699 Jy ! Clean residual min=-0.003508 max=0.008161 Jy/beam ! Clean residual mean=0.000008 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.0704699 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0704699 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=0.034051Jy sigma=0.967006 ! Fit after self-cal, rms=0.033950Jy sigma=0.965745 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00943725 Jy ! Component: 100 - total flux cleaned = 0.0149843 Jy ! Total flux subtracted in 100 components = 0.0149843 Jy ! Clean residual min=-0.002382 max=0.003279 Jy/beam ! Clean residual mean=0.000006 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.0854542 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.0854542 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=0.030250Jy sigma=0.790361 ! Fit after self-cal, rms=0.030251Jy sigma=0.790111 ! 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=1.093 mas, bmaj=1.861 mas, bpa=-48.97 degrees ! Estimated noise=0.368186 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 = 0.00455442 Jy ! Component: 100 - total flux cleaned = 0.00661826 Jy ! Component: 150 - total flux cleaned = 0.00765205 Jy ! Component: 200 - total flux cleaned = 0.00781291 Jy ! Total flux subtracted in 200 components = 0.00781291 Jy ! Clean residual min=-0.003067 max=0.003335 Jy/beam ! Clean residual mean=0.000007 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.0932671 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 0.0932671 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=0.029603Jy sigma=0.760406 ! Fit after self-cal, rms=0.029601Jy sigma=0.760227 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.093 x 1.861 at -48.97 degrees (North through East) ! Clean map min=-0.0030464 max=0.074936 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.12 HN 0.94 KP 0.98 ! LA 1.00 NL 1.17 OV 1.04 PT 1.09 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 HN 1.01 KP 0.95 ! LA 0.94 MK 1.17 OV 0.88 PT 0.90 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.14 HN 0.93 KP 1.03 ! LA 1.11 NL 1.18 OV 1.00 PT 1.04 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HN 0.94 KP 0.96 ! LA 0.94 MK 1.22 OV 0.89 PT 0.88 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.96 KP 0.99 ! LA 1.04 NL 1.19 OV 1.01 PT 1.17 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 HN 0.95 KP 0.92 ! LA 0.96 MK 1.20 OV 0.88 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.13 HN 0.94 KP 0.99 ! LA 1.04 NL 1.17 OV 1.00 PT 1.08 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.93 HN 1.03 KP 0.97 ! LA 0.92 MK 1.05 OV 0.96 PT 0.92 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.09 HN 0.90 KP 1.04 ! LA 1.10 NL 1.14 OV 1.05 PT 1.08 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HN 1.06 KP 0.95 ! LA 0.93 MK 1.08 OV 0.92 PT 0.87 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.17 HN 0.91 KP 1.03 ! LA 1.06 NL 1.16 OV 0.99 PT 1.03 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 HN 0.92 KP 0.96 ! LA 0.90 MK 1.12 OV 0.85 PT 0.90 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.11 HN 0.87 KP 1.09 ! LA 1.03 NL 1.17 OV 1.04 PT 1.03 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.97 HN 0.97 KP 0.96 ! LA 0.93 MK 1.02 OV 0.90 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.12 HN 0.91 KP 1.05 ! LA 1.05 NL 1.19 OV 1.03 PT 1.01 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 0.93 KP 0.91 ! LA 0.95 MK 1.05 OV 0.92 PT 0.88 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.029601Jy sigma=0.760227 ! Fit after self-cal, rms=0.027859Jy sigma=0.665920 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.102 mas, bmaj=1.872 mas, bpa=-49.36 degrees ! Estimated noise=0.367958 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 = 0.000356358 Jy ! Component: 100 - total flux cleaned = 0.000433212 Jy ! Component: 150 - total flux cleaned = 0.000451906 Jy ! Component: 200 - total flux cleaned = 0.000467458 Jy ! Total flux subtracted in 200 components = 0.000467458 Jy ! Clean residual min=-0.001373 max=0.001165 Jy/beam ! Clean residual mean=-0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0937346 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.0937346 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=0.027840Jy sigma=0.665528 ! Fit after self-cal, rms=0.027850Jy sigma=0.665331 ! 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=0.027850Jy sigma=0.665331 ! Fit after self-cal, rms=0.027821Jy sigma=0.665149 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.097 mas, bmaj=1.871 mas, bpa=-49.02 degrees ! Estimated noise=0.367962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310233 Jy ! Component: 100 - total flux cleaned = 0.000364876 Jy ! Component: 150 - total flux cleaned = 0.000389408 Jy ! Component: 200 - total flux cleaned = 0.00040313 Jy ! Total flux subtracted in 200 components = 0.00040313 Jy ! Clean residual min=-0.001351 max=0.001151 Jy/beam ! Clean residual mean=-0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0941377 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.0941377 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=0.027808Jy sigma=0.664906 ! Fit after self-cal, rms=0.027807Jy sigma=0.664888 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 = 2.16679e-05 Jy ! Component: 100 - total flux cleaned = 2.13572e-05 Jy ! Component: 150 - total flux cleaned = 2.13245e-05 Jy ! Component: 200 - total flux cleaned = 2.13408e-05 Jy ! Total flux subtracted in 200 components = 2.13408e-05 Jy ! Clean residual min=-0.001347 max=0.001151 Jy/beam ! Clean residual mean=-0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0941591 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.0941591 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=0.027803Jy sigma=0.664852 ! Fit after self-cal, rms=0.027804Jy sigma=0.664847 ! 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=0.027804Jy sigma=0.664847 ! Fit after self-cal, rms=0.027781Jy sigma=0.663722 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.091 mas, bmaj=1.872 mas, bpa=-48.53 degrees ! Estimated noise=0.368158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000353354 Jy ! Component: 100 - total flux cleaned = 0.000387944 Jy ! Component: 150 - total flux cleaned = 0.000408495 Jy ! Component: 200 - total flux cleaned = 0.000425591 Jy ! Total flux subtracted in 200 components = 0.000425591 Jy ! Clean residual min=-0.001331 max=0.001141 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0945847 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 47 components and 0.0945847 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=0.027771Jy sigma=0.663515 ! Fit after self-cal, rms=0.027771Jy sigma=0.663511 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 = 8.94417e-06 Jy ! Component: 100 - total flux cleaned = 1.76485e-05 Jy ! Component: 150 - total flux cleaned = 2.14977e-05 Jy ! Component: 200 - total flux cleaned = 2.14589e-05 Jy ! Total flux subtracted in 200 components = 2.14589e-05 Jy ! Clean residual min=-0.001331 max=0.001142 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0946061 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.0946061 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=0.027769Jy sigma=0.663491 ! Fit after self-cal, rms=0.027769Jy sigma=0.663490 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027769Jy sigma=0.663490 ! Fit after self-cal, rms=0.027754Jy sigma=0.662597 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.391 mas, bmaj=3.122 mas, bpa=-65.88 degrees ! Estimated noise=0.446103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000480978 Jy ! Component: 100 - total flux cleaned = 0.000660627 Jy ! Component: 150 - total flux cleaned = 0.00067259 Jy ! Component: 200 - total flux cleaned = 0.000679238 Jy ! Total flux subtracted in 200 components = 0.000679238 Jy ! Clean residual min=-0.001063 max=0.001174 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0952854 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 50 components and 0.0952854 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=0.027750Jy sigma=0.662830 ! Fit after self-cal, rms=0.027750Jy sigma=0.662825 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 = 9.92446e-07 Jy ! Component: 100 - total flux cleaned = 6.7636e-06 Jy ! Component: 150 - total flux cleaned = 9.37617e-06 Jy ! Component: 200 - total flux cleaned = 1.17637e-05 Jy ! Total flux subtracted in 200 components = 1.17637e-05 Jy ! Clean residual min=-0.001062 max=0.001167 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0952971 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 51 components and 0.0952971 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=0.027750Jy sigma=0.662931 ! Fit after self-cal, rms=0.027750Jy sigma=0.662927 ! 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=1.086 mas, bmaj=1.871 mas, bpa=-48.12 degrees ! Estimated noise=0.368237 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.086 x 1.871 at -48.12 degrees (North through East) ! Clean map min=-0.0011733 max=0.074456 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8183 mas, bmaj=1.585 mas, bpa=-43.04 degrees ! Estimated noise=0.547878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.052645 Jy ! Component: 100 - total flux cleaned = 0.0698803 Jy ! Component: 150 - total flux cleaned = 0.0792775 Jy ! Component: 200 - total flux cleaned = 0.0849161 Jy ! Total flux subtracted in 200 components = 0.0849161 Jy ! Clean residual min=-0.001974 max=0.002867 Jy/beam ! Clean residual mean=0.000002 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.0849161 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0849161 Jy ! Inverting map and beam ! Estimated beam: bmin=1.086 mas, bmaj=1.871 mas, bpa=-48.12 degrees ! Estimated noise=0.368237 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 = 0.00513901 Jy ! Component: 100 - total flux cleaned = 0.00759779 Jy ! Component: 150 - total flux cleaned = 0.00886791 Jy ! Component: 200 - total flux cleaned = 0.00953644 Jy ! Total flux subtracted in 200 components = 0.00953644 Jy ! Clean residual min=-0.001327 max=0.001089 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0944525 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 33 components and 0.0944525 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.391 mas, bmaj=3.122 mas, bpa=-65.88 degrees ! Estimated noise=0.446103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000595647 Jy ! Component: 100 - total flux cleaned = 0.000813422 Jy ! Component: 150 - total flux cleaned = 0.000833187 Jy ! Component: 200 - total flux cleaned = 0.000841711 Jy ! Total flux subtracted in 200 components = 0.000841711 Jy ! Clean residual min=-0.001064 max=0.001166 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0952942 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.1601e-05 Jy ! Component: 100 - total flux cleaned = 1.84092e-05 Jy ! Component: 150 - total flux cleaned = 2.50781e-05 Jy ! Component: 200 - total flux cleaned = 3.14199e-05 Jy ! Total flux subtracted in 200 components = 3.14199e-05 Jy ! Clean residual min=-0.001059 max=0.001165 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0953256 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.0953256 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.086 mas, bmaj=1.871 mas, bpa=-48.12 degrees ! Estimated noise=0.368237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131228 Jy ! Component: 100 - total flux cleaned = -0.000141334 Jy ! Component: 150 - total flux cleaned = -0.000133491 Jy ! Component: 200 - total flux cleaned = -0.000127829 Jy ! Total flux subtracted in 200 components = -0.000127829 Jy ! Clean residual min=-0.001293 max=0.001097 Jy/beam ! Clean residual mean=-0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0951978 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 46 components and 0.0951978 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=0.027741Jy sigma=0.662444 ! Fit after self-cal, rms=0.027741Jy sigma=0.662435 wmodel J0223+6307_X_map.mod ! Writing 46 model components to file: J0223+6307_X_map.mod wobs J0223+6307_X_uvs.fits ! Writing UV FITS file: J0223+6307_X_uvs.fits wwins J0223+6307_X_map.win ! wwins: Wrote 1 windows to J0223+6307_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000151071 Jy ! Component: 100 - total flux cleaned = -0.000130667 Jy ! Component: 150 - total flux cleaned = -0.000130365 Jy ! Component: 200 - total flux cleaned = -0.000147815 Jy ! Component: 250 - total flux cleaned = -0.000130589 Jy ! Component: 300 - total flux cleaned = -9.69903e-05 Jy ! Component: 350 - total flux cleaned = -9.70817e-05 Jy ! Component: 400 - total flux cleaned = -9.71492e-05 Jy ! Component: 450 - total flux cleaned = -9.71878e-05 Jy ! Component: 500 - total flux cleaned = -0.000112882 Jy ! Component: 550 - total flux cleaned = -8.22591e-05 Jy ! Component: 600 - total flux cleaned = -6.73105e-05 Jy ! Component: 650 - total flux cleaned = -3.738e-05 Jy ! Component: 700 - total flux cleaned = -3.73831e-05 Jy ! Component: 750 - total flux cleaned = -5.18572e-05 Jy ! Component: 800 - total flux cleaned = -6.60709e-05 Jy ! Component: 850 - total flux cleaned = -2.35476e-05 Jy ! Component: 900 - total flux cleaned = -9.53759e-06 Jy ! Component: 950 - total flux cleaned = -9.52641e-06 Jy ! Component: 1000 - total flux cleaned = -9.53701e-06 Jy ! Component: 1050 - total flux cleaned = -9.40453e-06 Jy ! Component: 1100 - total flux cleaned = 5.76601e-05 Jy ! Component: 1150 - total flux cleaned = 4.42912e-05 Jy ! Component: 1200 - total flux cleaned = 5.72348e-05 Jy ! Component: 1250 - total flux cleaned = 4.43145e-05 Jy ! Component: 1300 - total flux cleaned = 5.71794e-05 Jy ! Component: 1350 - total flux cleaned = 6.1252e-06 Jy ! Component: 1400 - total flux cleaned = -6.52284e-06 Jy ! Component: 1450 - total flux cleaned = 6.01345e-06 Jy ! Component: 1500 - total flux cleaned = -1.88712e-05 Jy ! Component: 1550 - total flux cleaned = -5.5926e-05 Jy ! Component: 1600 - total flux cleaned = -5.58678e-05 Jy ! Component: 1650 - total flux cleaned = -3.15553e-05 Jy ! Component: 1700 - total flux cleaned = -7.43355e-06 Jy ! Component: 1750 - total flux cleaned = -5.50705e-05 Jy ! Component: 1800 - total flux cleaned = -5.48083e-05 Jy ! Component: 1850 - total flux cleaned = -1.95769e-05 Jy ! Component: 1900 - total flux cleaned = -1.96874e-05 Jy ! Component: 1950 - total flux cleaned = -5.45829e-05 Jy ! Component: 2000 - total flux cleaned = -6.60067e-05 Jy ! Component: 2050 - total flux cleaned = -2.04513e-05 Jy ! Component: 2100 - total flux cleaned = -3.17606e-05 Jy ! Component: 2150 - total flux cleaned = -9.22842e-06 Jy ! Component: 2200 - total flux cleaned = 2.42225e-05 Jy ! Component: 2250 - total flux cleaned = 3.5492e-05 Jy ! Component: 2300 - total flux cleaned = 5.76514e-05 Jy ! Component: 2350 - total flux cleaned = 7.96207e-05 Jy ! Component: 2400 - total flux cleaned = 0.000101434 Jy ! Component: 2450 - total flux cleaned = 0.000144769 Jy ! Component: 2500 - total flux cleaned = 0.000166242 Jy ! Component: 2550 - total flux cleaned = 0.000166179 Jy ! Component: 2600 - total flux cleaned = 0.000229692 Jy ! Component: 2650 - total flux cleaned = 0.000198162 Jy ! Component: 2700 - total flux cleaned = 0.000229517 Jy ! Component: 2750 - total flux cleaned = 0.000198337 Jy ! Component: 2800 - total flux cleaned = 0.000208752 Jy ! Component: 2850 - total flux cleaned = 0.000270516 Jy ! Component: 2900 - total flux cleaned = 0.000321557 Jy ! Component: 2950 - total flux cleaned = 0.000341949 Jy ! Component: 3000 - total flux cleaned = 0.0003419 Jy ! Component: 3050 - total flux cleaned = 0.000361992 Jy ! Component: 3100 - total flux cleaned = 0.000371905 Jy ! Component: 3150 - total flux cleaned = 0.00043146 Jy ! Component: 3200 - total flux cleaned = 0.000411752 Jy ! Component: 3250 - total flux cleaned = 0.000460772 Jy ! Component: 3300 - total flux cleaned = 0.000470521 Jy ! Component: 3350 - total flux cleaned = 0.00050924 Jy ! Component: 3400 - total flux cleaned = 0.000586349 Jy ! Component: 3450 - total flux cleaned = 0.000576758 Jy ! Component: 3500 - total flux cleaned = 0.000605422 Jy ! Component: 3550 - total flux cleaned = 0.000624393 Jy ! Component: 3600 - total flux cleaned = 0.000690431 Jy ! Component: 3650 - total flux cleaned = 0.000709193 Jy ! Component: 3700 - total flux cleaned = 0.000737345 Jy ! Component: 3750 - total flux cleaned = 0.000765173 Jy ! Component: 3800 - total flux cleaned = 0.000792907 Jy ! Component: 3850 - total flux cleaned = 0.000829664 Jy ! Component: 3900 - total flux cleaned = 0.000893738 Jy ! Component: 3950 - total flux cleaned = 0.000939221 Jy ! Component: 4000 - total flux cleaned = 0.000957372 Jy ! Component: 4050 - total flux cleaned = 0.00102946 Jy ! Total flux subtracted in 4096 components = 0.00105634 Jy ! Clean residual min=-0.000577 max=0.000537 Jy/beam ! Clean residual mean=0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0962542 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 337 components and 0.0962542 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0223+6307_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.086 x 1.871 at -48.12 degrees (North through East) ! Clean map min=-0.00085624 max=0.074368 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0223+6307_X_map.fits wmodel /vlbi/sb072/temp_maps//J0223+6307_X_map.mod ! Writing 337 model components to file: /vlbi/sb072/temp_maps//J0223+6307_X_map.mod wobs /vlbi/sb072/temp_maps//J0223+6307_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0223+6307_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0223+6307_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J0223+6307_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0743675 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000155549 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.627488 0.627488 1.25498 2.50995 5.0199 10.0398 20.0796 40.1592 80.3185 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.074 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 478.096 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0223+6307_X_dfm.log closed on Sat Jan 12 21:47:32 2019