! Started logfile: /vlbi/sb072/temp_maps//J0741+7258_C_dfm.log on Fri Jan 25 19:21:32 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//J0741+7258_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0741+7258_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0741+7258 ! ! 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 J0741+7258_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=1.000252Jy sigma=41.849768 ! Fit after self-cal, rms=0.993061Jy sigma=41.560290 ! 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=1.161 mas, bmaj=5.528 mas, bpa=27.44 degrees ! Estimated noise=0.38354 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 = 0.00585477 Jy ! Component: 100 - total flux cleaned = 0.00654994 Jy ! Total flux subtracted in 100 components = 0.00654994 Jy ! Clean residual min=-0.001194 max=0.001194 Jy/beam ! Clean residual mean=-0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.00654994 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.00654994 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=0.018886Jy sigma=0.726135 ! Fit after self-cal, rms=0.017497Jy sigma=0.668805 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310926 Jy ! Component: 100 - total flux cleaned = 0.00372827 Jy ! Total flux subtracted in 100 components = 0.00372827 Jy ! Clean residual min=-0.001073 max=0.001016 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0102782 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 11 components and 0.0102782 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=0.017044Jy sigma=0.652254 ! Fit after self-cal, rms=0.017043Jy sigma=0.652200 ! 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=1.582 mas, bmaj=5.579 mas, bpa=26.65 degrees ! Estimated noise=0.189753 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 = 0.000393624 Jy ! Component: 100 - total flux cleaned = 0.000450205 Jy ! Component: 150 - total flux cleaned = 0.000493034 Jy ! Component: 200 - total flux cleaned = 0.000522968 Jy ! Total flux subtracted in 200 components = 0.000522968 Jy ! Clean residual min=-0.000652 max=0.000758 Jy/beam ! Clean residual mean=-0.000002 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0108012 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.0108012 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=0.017030Jy sigma=0.651821 ! Fit after self-cal, rms=0.017024Jy sigma=0.651715 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.582 x 5.579 at 26.65 degrees (North through East) ! Clean map min=-0.00064064 max=0.010548 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.94 HN 0.87 KP 1.20 ! LA 1.18 MK 0.97 NL 1.27 OV 1.01 ! PT 1.10 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.02 KP 1.04 ! LA 1.21 MK 0.94 NL 1.36 OV 1.18 ! PT 0.82 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.87 HN 1.05 KP 0.97 ! LA 0.95 MK 1.14 NL 1.11 OV 1.17 ! PT 1.24 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.81 HN 0.93 KP 0.88 ! LA 1.11 MK 0.84 NL 1.28 OV 1.10 ! PT 0.78 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.86 HN 0.94 KP 0.99 ! LA 1.19 MK 0.87 NL 1.04 OV 0.94 ! PT 0.87 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.81 HN 0.96 KP 0.80 ! LA 1.12 MK 0.95 NL 1.03 OV 0.96 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.78 HN 1.00 KP 0.99 ! LA 1.25 MK 0.88 NL 1.05 OV 0.88 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.82 HN 0.93 KP 0.96 ! LA 1.15 MK 0.98 NL 1.14 OV 1.11 ! PT 0.68 SC 0.84 ! ! ! Fit before self-cal, rms=0.017024Jy sigma=0.651715 ! Fit after self-cal, rms=0.016273Jy sigma=0.646109 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.558 mas, bmaj=5.488 mas, bpa=26.66 degrees ! Estimated noise=0.188293 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 = 0.000109178 Jy ! Component: 100 - total flux cleaned = 0.000165469 Jy ! Component: 150 - total flux cleaned = 0.000201574 Jy ! Component: 200 - total flux cleaned = 0.000228683 Jy ! Total flux subtracted in 200 components = 0.000228683 Jy ! Clean residual min=-0.000532 max=0.000476 Jy/beam ! Clean residual mean=-0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0110299 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 42 components and 0.0110299 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=0.016267Jy sigma=0.645913 ! Fit after self-cal, rms=0.016274Jy sigma=0.644948 ! 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=0.016274Jy sigma=0.644948 ! Fit after self-cal, rms=0.016390Jy sigma=0.644741 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.552 mas, bmaj=5.473 mas, bpa=26.65 degrees ! Estimated noise=0.188411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.50284e-05 Jy ! Component: 100 - total flux cleaned = 0.000118886 Jy ! Component: 150 - total flux cleaned = 0.000122656 Jy ! Component: 200 - total flux cleaned = 0.000129909 Jy ! Total flux subtracted in 200 components = 0.000129909 Jy ! Clean residual min=-0.000547 max=0.000456 Jy/beam ! Clean residual mean=-0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0111598 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 47 components and 0.0111598 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=0.016386Jy sigma=0.644640 ! Fit after self-cal, rms=0.016396Jy sigma=0.644563 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 = 3.98689e-05 Jy ! Component: 100 - total flux cleaned = 5.72614e-05 Jy ! Component: 150 - total flux cleaned = 6.31505e-05 Jy ! Component: 200 - total flux cleaned = 6.30839e-05 Jy ! Total flux subtracted in 200 components = 6.30839e-05 Jy ! Clean residual min=-0.000547 max=0.000451 Jy/beam ! Clean residual mean=-0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0112229 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.0112229 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=0.016394Jy sigma=0.644523 ! Fit after self-cal, rms=0.016394Jy sigma=0.644512 ! 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=0.016394Jy sigma=0.644512 ! Fit after self-cal, rms=0.016495Jy sigma=0.644484 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.548 mas, bmaj=5.467 mas, bpa=26.67 degrees ! Estimated noise=0.188949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.789e-05 Jy ! Component: 100 - total flux cleaned = 7.7766e-05 Jy ! Component: 150 - total flux cleaned = 7.77364e-05 Jy ! Component: 200 - total flux cleaned = 7.76642e-05 Jy ! Total flux subtracted in 200 components = 7.76642e-05 Jy ! Clean residual min=-0.000554 max=0.000441 Jy/beam ! Clean residual mean=-0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0113005 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 57 components and 0.0113005 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=0.016494Jy sigma=0.644451 ! Fit after self-cal, rms=0.016498Jy sigma=0.644439 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 = 1.06657e-05 Jy ! Component: 100 - total flux cleaned = 1.08918e-05 Jy ! Component: 150 - total flux cleaned = 1.102e-05 Jy ! Component: 200 - total flux cleaned = 1.09993e-05 Jy ! Total flux subtracted in 200 components = 1.09993e-05 Jy ! Clean residual min=-0.000555 max=0.000445 Jy/beam ! Clean residual mean=-0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0113115 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.0113115 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=0.016498Jy sigma=0.644423 ! Fit after self-cal, rms=0.016492Jy sigma=0.644342 ! 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=0.016492Jy sigma=0.644342 ! Fit after self-cal, rms=0.016545Jy sigma=0.644328 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.408 mas, bmaj=5.845 mas, bpa=24.69 degrees ! Estimated noise=0.245835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.82165e-05 Jy ! Component: 100 - total flux cleaned = 3.24128e-05 Jy ! Component: 150 - total flux cleaned = 4.16567e-05 Jy ! Component: 200 - total flux cleaned = 5.17989e-05 Jy ! Total flux subtracted in 200 components = 5.17989e-05 Jy ! Clean residual min=-0.000530 max=0.000515 Jy/beam ! Clean residual mean=-0.000001 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0113633 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 64 components and 0.0113633 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=0.016545Jy sigma=0.644340 ! Fit after self-cal, rms=0.016545Jy sigma=0.644313 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 = 4.36554e-06 Jy ! Component: 100 - total flux cleaned = 4.81825e-06 Jy ! Component: 150 - total flux cleaned = 4.69078e-07 Jy ! Component: 200 - total flux cleaned = 4.16175e-07 Jy ! Total flux subtracted in 200 components = 4.16175e-07 Jy ! Clean residual min=-0.000530 max=0.000506 Jy/beam ! Clean residual mean=-0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0113637 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 71 components and 0.0113637 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=0.016545Jy sigma=0.644341 ! Fit after self-cal, rms=0.016545Jy sigma=0.644331 ! 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=1.544 mas, bmaj=5.465 mas, bpa=26.7 degrees ! Estimated noise=0.189362 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.544 x 5.465 at 26.7 degrees (North through East) ! Clean map min=-0.00054038 max=0.010602 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=1.135 mas, bmaj=5.42 mas, bpa=27.48 degrees ! Estimated noise=0.366074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808647 Jy ! Component: 100 - total flux cleaned = 0.00991733 Jy ! Component: 150 - total flux cleaned = 0.0106173 Jy ! Component: 200 - total flux cleaned = 0.0108747 Jy ! Total flux subtracted in 200 components = 0.0108747 Jy ! Clean residual min=-0.000953 max=0.000949 Jy/beam ! Clean residual mean=0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0108747 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 0.0108747 Jy ! Inverting map and beam ! Estimated beam: bmin=1.544 mas, bmaj=5.465 mas, bpa=26.7 degrees ! Estimated noise=0.189362 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 = 0.000150069 Jy ! Component: 100 - total flux cleaned = 0.000243303 Jy ! Component: 150 - total flux cleaned = 0.000312998 Jy ! Component: 200 - total flux cleaned = 0.000357017 Jy ! Total flux subtracted in 200 components = 0.000357017 Jy ! Clean residual min=-0.000622 max=0.000452 Jy/beam ! Clean residual mean=-0.000001 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0112317 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.0112317 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=3.408 mas, bmaj=5.845 mas, bpa=24.69 degrees ! Estimated noise=0.245835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.63184e-05 Jy ! Component: 100 - total flux cleaned = 7.76581e-05 Jy ! Component: 150 - total flux cleaned = 8.74224e-05 Jy ! Component: 200 - total flux cleaned = 8.75574e-05 Jy ! Total flux subtracted in 200 components = 8.75574e-05 Jy ! Clean residual min=-0.000555 max=0.000503 Jy/beam ! Clean residual mean=-0.000001 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0113192 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 = -3.44597e-06 Jy ! Component: 100 - total flux cleaned = -6.41042e-06 Jy ! Component: 150 - total flux cleaned = -6.25161e-06 Jy ! Component: 200 - total flux cleaned = -8.76327e-06 Jy ! Total flux subtracted in 200 components = -8.76327e-06 Jy ! Clean residual min=-0.000548 max=0.000502 Jy/beam ! Clean residual mean=-0.000001 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0113105 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 37 components and 0.0113105 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.544 mas, bmaj=5.465 mas, bpa=26.7 degrees ! Estimated noise=0.189362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.76733e-05 Jy ! Component: 100 - total flux cleaned = -7.8109e-05 Jy ! Component: 150 - total flux cleaned = -7.14277e-05 Jy ! Component: 200 - total flux cleaned = -6.57611e-05 Jy ! Total flux subtracted in 200 components = -6.57611e-05 Jy ! Clean residual min=-0.000580 max=0.000432 Jy/beam ! Clean residual mean=-0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0112447 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 50 components and 0.0112447 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=0.016546Jy sigma=0.644366 ! Fit after self-cal, rms=0.016546Jy sigma=0.644340 wmodel J0741+7258_C_map.mod ! Writing 50 model components to file: J0741+7258_C_map.mod wobs J0741+7258_C_uvs.fits ! Writing UV FITS file: J0741+7258_C_uvs.fits wwins J0741+7258_C_map.win ! wwins: Wrote 1 windows to J0741+7258_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 = -0.000240917 Jy ! Component: 100 - total flux cleaned = -0.000445256 Jy ! Component: 150 - total flux cleaned = -0.000565311 Jy ! Component: 200 - total flux cleaned = -0.000626401 Jy ! Component: 250 - total flux cleaned = -0.000663164 Jy ! Component: 300 - total flux cleaned = -0.000656093 Jy ! Component: 350 - total flux cleaned = -0.000663027 Jy ! Component: 400 - total flux cleaned = -0.000690094 Jy ! Component: 450 - total flux cleaned = -0.00069677 Jy ! Component: 500 - total flux cleaned = -0.000722652 Jy ! Component: 550 - total flux cleaned = -0.000747984 Jy ! Component: 600 - total flux cleaned = -0.000766749 Jy ! Component: 650 - total flux cleaned = -0.000797395 Jy ! Component: 700 - total flux cleaned = -0.000821534 Jy ! Component: 750 - total flux cleaned = -0.000851299 Jy ! Component: 800 - total flux cleaned = -0.000863039 Jy ! Component: 850 - total flux cleaned = -0.000891948 Jy ! Component: 900 - total flux cleaned = -0.000909116 Jy ! Component: 950 - total flux cleaned = -0.00093731 Jy ! Component: 1000 - total flux cleaned = -0.000948445 Jy ! Component: 1050 - total flux cleaned = -0.000970434 Jy ! Component: 1100 - total flux cleaned = -0.000992266 Jy ! Component: 1150 - total flux cleaned = -0.0010246 Jy ! Component: 1200 - total flux cleaned = -0.00102988 Jy ! Component: 1250 - total flux cleaned = -0.00103514 Jy ! Component: 1300 - total flux cleaned = -0.00105604 Jy ! Component: 1350 - total flux cleaned = -0.00105086 Jy ! Component: 1400 - total flux cleaned = -0.00106619 Jy ! Component: 1450 - total flux cleaned = -0.00107625 Jy ! Component: 1500 - total flux cleaned = -0.00108126 Jy ! Component: 1550 - total flux cleaned = -0.00108124 Jy ! Component: 1600 - total flux cleaned = -0.00108123 Jy ! Component: 1650 - total flux cleaned = -0.00106661 Jy ! Component: 1700 - total flux cleaned = -0.00108109 Jy ! Component: 1750 - total flux cleaned = -0.00107627 Jy ! Component: 1800 - total flux cleaned = -0.00108576 Jy ! Component: 1850 - total flux cleaned = -0.00108104 Jy ! Component: 1900 - total flux cleaned = -0.00108106 Jy ! Component: 1950 - total flux cleaned = -0.00109965 Jy ! Component: 2000 - total flux cleaned = -0.00109044 Jy ! Component: 2050 - total flux cleaned = -0.00108583 Jy ! Component: 2100 - total flux cleaned = -0.0010995 Jy ! Component: 2150 - total flux cleaned = -0.00110849 Jy ! Component: 2200 - total flux cleaned = -0.0011085 Jy ! Component: 2250 - total flux cleaned = -0.00110408 Jy ! Component: 2300 - total flux cleaned = -0.00112163 Jy ! Component: 2350 - total flux cleaned = -0.00113031 Jy ! Component: 2400 - total flux cleaned = -0.00111734 Jy ! Component: 2450 - total flux cleaned = -0.00113026 Jy ! Component: 2500 - total flux cleaned = -0.00113023 Jy ! Component: 2550 - total flux cleaned = -0.00113445 Jy ! Component: 2600 - total flux cleaned = -0.00113868 Jy ! Component: 2650 - total flux cleaned = -0.00114709 Jy ! Component: 2700 - total flux cleaned = -0.00117198 Jy ! Component: 2750 - total flux cleaned = -0.00115959 Jy ! Component: 2800 - total flux cleaned = -0.00117186 Jy ! Component: 2850 - total flux cleaned = -0.00117184 Jy ! Component: 2900 - total flux cleaned = -0.00117995 Jy ! Component: 2950 - total flux cleaned = -0.0011759 Jy ! Component: 3000 - total flux cleaned = -0.00118795 Jy ! Component: 3050 - total flux cleaned = -0.00118397 Jy ! Component: 3100 - total flux cleaned = -0.00119186 Jy ! Component: 3150 - total flux cleaned = -0.0011958 Jy ! Component: 3200 - total flux cleaned = -0.00119186 Jy ! Component: 3250 - total flux cleaned = -0.00119964 Jy ! Component: 3300 - total flux cleaned = -0.00120348 Jy ! Component: 3350 - total flux cleaned = -0.00120348 Jy ! Component: 3400 - total flux cleaned = -0.00121111 Jy ! Component: 3450 - total flux cleaned = -0.00122629 Jy ! Component: 3500 - total flux cleaned = -0.0012187 Jy ! Component: 3550 - total flux cleaned = -0.00121494 Jy ! Component: 3600 - total flux cleaned = -0.00123738 Jy ! Component: 3650 - total flux cleaned = -0.00123733 Jy ! Component: 3700 - total flux cleaned = -0.0012262 Jy ! Component: 3750 - total flux cleaned = -0.00122254 Jy ! Component: 3800 - total flux cleaned = -0.00122989 Jy ! Component: 3850 - total flux cleaned = -0.00124813 Jy ! Component: 3900 - total flux cleaned = -0.00124454 Jy ! Component: 3950 - total flux cleaned = -0.0012662 Jy ! Component: 4000 - total flux cleaned = -0.00125903 Jy ! Component: 4050 - total flux cleaned = -0.0012662 Jy ! Total flux subtracted in 4096 components = -0.0012733 Jy ! Clean residual min=-0.000188 max=0.000186 Jy/beam ! Clean residual mean=-0.000001 rms=0.000065 Jy/beam ! Combined flux in latest and established models = 0.00997141 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 335 components and 0.00997142 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0741+7258_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.544 x 5.465 at 26.7 degrees (North through East) ! Clean map min=-0.00044199 max=0.01054 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0741+7258_C_map.fits wmodel /vlbi/sb072/temp_maps//J0741+7258_C_map.mod ! Writing 335 model components to file: /vlbi/sb072/temp_maps//J0741+7258_C_map.mod wobs /vlbi/sb072/temp_maps//J0741+7258_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0741+7258_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0741+7258_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J0741+7258_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0105396 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.48639e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.84628 1.84628 3.69256 7.38513 14.7703 29.5405 59.081 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.01 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 162.488 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0741+7258_C_dfm.log closed on Fri Jan 25 19:21:36 2019