! Started logfile: .//J0303+4716_X_dfm.log on Sat Oct 20 23:39:18 2018 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 .//J0303+4716_X_uva.fits ! Reading UV FITS file: .//J0303+4716_X_uva.fits ! AN table 1: 4 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0303+4716 ! ! 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 480 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 J0303+4716_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=2.021426Jy sigma=77.151545 ! Fit after self-cal, rms=0.725326Jy sigma=26.910488 ! 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=1.894 mas, bmaj=10.04 mas, bpa=-68.49 degrees ! Estimated noise=1.40442 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 = 1.33917 Jy ! Component: 100 - total flux cleaned = 1.63137 Jy ! Total flux subtracted in 100 components = 1.63137 Jy ! Clean residual min=-0.051238 max=0.093427 Jy/beam ! Clean residual mean=-0.000428 rms=0.021838 Jy/beam ! Combined flux in latest and established models = 1.63137 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.63137 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=0.132991Jy sigma=5.046864 ! Fit after self-cal, rms=0.132625Jy sigma=5.039617 ! 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=2.354 mas, bmaj=9.742 mas, bpa=-69.99 degrees ! Estimated noise=0.911458 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 = 0.0785491 Jy ! Component: 100 - total flux cleaned = 0.120467 Jy ! Component: 150 - total flux cleaned = 0.135181 Jy ! Component: 200 - total flux cleaned = 0.145497 Jy ! Total flux subtracted in 200 components = 0.145497 Jy ! Clean residual min=-0.026275 max=0.043514 Jy/beam ! Clean residual mean=-0.000313 rms=0.010079 Jy/beam ! Combined flux in latest and established models = 1.77686 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 34 components and 1.77686 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=0.069166Jy sigma=2.489902 ! Fit after self-cal, rms=0.069020Jy sigma=2.480821 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.354 x 9.742 at -69.99 degrees (North through East) ! Clean map min=-0.025219 max=1.7187 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 1.01 LA 0.99 ! OV 0.96 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 KP 1.00 LA 0.99 ! OV 0.96 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 KP 0.99 LA 1.01 ! OV 0.98 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 KP 1.01 LA 0.99 ! OV 0.98 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 KP 1.00 LA 1.01 ! OV 0.97 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 KP 1.03 LA 1.01 ! OV 0.99 PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 KP 1.02 LA 1.00 ! OV 1.00 PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 KP 1.01 LA 1.01 ! OV 0.99 PT 0.96 ! ! ! Fit before self-cal, rms=0.069020Jy sigma=2.480821 ! Fit after self-cal, rms=0.033058Jy sigma=1.118632 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.355 mas, bmaj=9.723 mas, bpa=-69.88 degrees ! Estimated noise=0.905303 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 (2.6, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139164 Jy ! Component: 100 - total flux cleaned = 0.0156759 Jy ! Component: 150 - total flux cleaned = 0.0165173 Jy ! Component: 200 - total flux cleaned = 0.0170075 Jy ! Total flux subtracted in 200 components = 0.0170075 Jy ! Clean residual min=-0.005109 max=0.006045 Jy/beam ! Clean residual mean=-0.000013 rms=0.001592 Jy/beam ! Combined flux in latest and established models = 1.79387 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 56 components and 1.79387 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=0.023097Jy sigma=0.748833 ! Fit after self-cal, rms=0.022681Jy sigma=0.735749 ! 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=0.022681Jy sigma=0.735749 ! Fit after self-cal, rms=0.021954Jy sigma=0.718559 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.354 mas, bmaj=9.719 mas, bpa=-69.88 degrees ! Estimated noise=0.90514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015173 Jy ! Component: 100 - total flux cleaned = 0.00159747 Jy ! Component: 150 - total flux cleaned = 0.00126859 Jy ! Component: 200 - total flux cleaned = 0.00084097 Jy ! Total flux subtracted in 200 components = 0.00084097 Jy ! Clean residual min=-0.003270 max=0.002906 Jy/beam ! Clean residual mean=-0.000015 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 1.79471 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 94 components and 1.79471 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=0.020861Jy sigma=0.676941 ! Fit after self-cal, rms=0.020808Jy sigma=0.674940 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000671986 Jy ! Component: 100 - total flux cleaned = 0.000458718 Jy ! Component: 150 - total flux cleaned = 0.000315003 Jy ! Component: 200 - total flux cleaned = 9.84944e-05 Jy ! Total flux subtracted in 200 components = 9.84944e-05 Jy ! Clean residual min=-0.002621 max=0.002223 Jy/beam ! Clean residual mean=-0.000016 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 1.79481 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 125 components and 1.79481 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=0.020519Jy sigma=0.665982 ! Fit after self-cal, rms=0.020508Jy sigma=0.665340 ! 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=0.020508Jy sigma=0.665340 ! Fit after self-cal, rms=0.020374Jy sigma=0.662925 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.354 mas, bmaj=9.718 mas, bpa=-69.89 degrees ! Estimated noise=0.904966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049754 Jy ! Component: 100 - total flux cleaned = 0.000424686 Jy ! Component: 150 - total flux cleaned = 0.000235707 Jy ! Component: 200 - total flux cleaned = 6.59949e-06 Jy ! Total flux subtracted in 200 components = 6.59949e-06 Jy ! Clean residual min=-0.002271 max=0.001721 Jy/beam ! Clean residual mean=-0.000010 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 1.79482 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 151 components and 1.79482 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=0.020234Jy sigma=0.658059 ! Fit after self-cal, rms=0.020233Jy sigma=0.657813 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000492115 Jy ! Component: 100 - total flux cleaned = 0.000468251 Jy ! Component: 150 - total flux cleaned = 0.000445525 Jy ! Component: 200 - total flux cleaned = 0.000401563 Jy ! Total flux subtracted in 200 components = 0.000401563 Jy ! Clean residual min=-0.002129 max=0.001558 Jy/beam ! Clean residual mean=-0.000009 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 1.79522 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 181 components and 1.79522 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=0.020170Jy sigma=0.656004 ! Fit after self-cal, rms=0.020171Jy sigma=0.655905 ! 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=0.020171Jy sigma=0.655905 ! Fit after self-cal, rms=0.020156Jy sigma=0.655488 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.708 mas, bmaj=9.606 mas, bpa=-71.02 degrees ! Estimated noise=0.934525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000277493 Jy ! Component: 100 - total flux cleaned = 0.000324413 Jy ! Component: 150 - total flux cleaned = 0.000209404 Jy ! Component: 200 - total flux cleaned = 0.000121802 Jy ! Total flux subtracted in 200 components = 0.000121802 Jy ! Clean residual min=-0.001785 max=0.001449 Jy/beam ! Clean residual mean=-0.000009 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 1.79534 Jy selfcal ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 226 components and 1.79534 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=0.020105Jy sigma=0.654373 ! Fit after self-cal, rms=0.020106Jy sigma=0.654302 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000262578 Jy ! Component: 100 - total flux cleaned = 0.000279034 Jy ! Component: 150 - total flux cleaned = 0.000248772 Jy ! Component: 200 - total flux cleaned = 0.000247814 Jy ! Total flux subtracted in 200 components = 0.000247814 Jy ! Clean residual min=-0.001742 max=0.001434 Jy/beam ! Clean residual mean=-0.000009 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 1.79559 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 250 components and 1.79559 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=0.020081Jy sigma=0.653742 ! Fit after self-cal, rms=0.020082Jy sigma=0.653698 ! 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=2.355 mas, bmaj=9.717 mas, bpa=-69.89 degrees ! Estimated noise=0.904791 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.355 x 9.717 at -69.89 degrees (North through East) ! Clean map min=-0.0019039 max=1.7074 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 ! Performing amp+phase self-cal ! ! 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=0.020082Jy sigma=0.653698 ! Fit after self-cal, rms=0.017617Jy sigma=0.564981 ! Inverting map and beam ! Estimated beam: bmin=2.355 mas, bmaj=9.718 mas, bpa=-69.89 degrees ! Estimated noise=0.904823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000218234 Jy ! Component: 100 - total flux cleaned = -0.000460841 Jy ! Component: 150 - total flux cleaned = -0.000654354 Jy ! Component: 200 - total flux cleaned = -0.000767301 Jy ! Total flux subtracted in 200 components = -0.000767301 Jy ! Clean residual min=-0.001809 max=0.001433 Jy/beam ! Clean residual mean=-0.000002 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 1.79482 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 291 components and 1.79482 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=0.017584Jy sigma=0.564305 ! Fit after self-cal, rms=0.017586Jy sigma=0.564278 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.07201e-05 Jy ! Component: 100 - total flux cleaned = -6.54905e-05 Jy ! Component: 150 - total flux cleaned = -0.000107611 Jy ! Component: 200 - total flux cleaned = -0.000137671 Jy ! Total flux subtracted in 200 components = -0.000137671 Jy ! Clean residual min=-0.001802 max=0.001400 Jy/beam ! Clean residual mean=-0.000002 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 1.79468 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 317 components and 1.79468 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=0.017573Jy sigma=0.563895 ! Fit after self-cal, rms=0.017574Jy sigma=0.563879 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.017574Jy sigma=0.563879 ! Fit after self-cal, rms=0.017579Jy sigma=0.563717 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=1.899 mas, bmaj=10.03 mas, bpa=-68.39 degrees ! Estimated noise=1.39456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.32972 Jy ! Component: 100 - total flux cleaned = 1.62016 Jy ! Component: 150 - total flux cleaned = 1.6896 Jy ! Component: 200 - total flux cleaned = 1.71866 Jy ! Total flux subtracted in 200 components = 1.71866 Jy ! Clean residual min=-0.019801 max=0.023244 Jy/beam ! Clean residual mean=-0.000142 rms=0.007250 Jy/beam ! Combined flux in latest and established models = 1.71866 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 27 model components to the UV plane model. ! The established model now contains 27 components and 1.71866 Jy ! Inverting map and beam ! Estimated beam: bmin=2.355 mas, bmaj=9.718 mas, bpa=-69.89 degrees ! Estimated noise=0.90483 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 = 0.029035 Jy ! Component: 100 - total flux cleaned = 0.0425969 Jy ! Component: 150 - total flux cleaned = 0.0504675 Jy ! Component: 200 - total flux cleaned = 0.0557219 Jy ! Total flux subtracted in 200 components = 0.0557219 Jy ! Clean residual min=-0.007162 max=0.007116 Jy/beam ! Clean residual mean=-0.000080 rms=0.002478 Jy/beam ! Combined flux in latest and established models = 1.77438 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 58 components and 1.77438 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=2.709 mas, bmaj=9.607 mas, bpa=-71.03 degrees ! Estimated noise=0.934527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00601528 Jy ! Component: 100 - total flux cleaned = 0.008404 Jy ! Component: 150 - total flux cleaned = 0.0109082 Jy ! Component: 200 - total flux cleaned = 0.0130967 Jy ! Total flux subtracted in 200 components = 0.0130967 Jy ! Clean residual min=-0.003677 max=0.003362 Jy/beam ! Clean residual mean=-0.000032 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 1.78748 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181265 Jy ! Component: 100 - total flux cleaned = 0.0032256 Jy ! Component: 150 - total flux cleaned = 0.00460199 Jy ! Component: 200 - total flux cleaned = 0.00523036 Jy ! Total flux subtracted in 200 components = 0.00523036 Jy ! Clean residual min=-0.002704 max=0.002393 Jy/beam ! Clean residual mean=-0.000008 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 1.79271 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 141 components and 1.79271 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.355 mas, bmaj=9.718 mas, bpa=-69.89 degrees ! Estimated noise=0.90483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000325708 Jy ! Component: 100 - total flux cleaned = 0.000738853 Jy ! Component: 150 - total flux cleaned = 0.0008929 Jy ! Component: 200 - total flux cleaned = 0.00102864 Jy ! Total flux subtracted in 200 components = 0.00102864 Jy ! Clean residual min=-0.002377 max=0.002024 Jy/beam ! Clean residual mean=-0.000003 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 1.79373 Jy selfcal ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 179 components and 1.79373 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=0.017837Jy sigma=0.574195 ! Fit after self-cal, rms=0.017805Jy sigma=0.572149 wmodel J0303+4716_X_map.mod ! Writing 179 model components to file: J0303+4716_X_map.mod wobs J0303+4716_X_uvs.fits ! Writing UV FITS file: J0303+4716_X_uvs.fits wwins J0303+4716_X_map.win ! wwins: Wrote 2 windows to J0303+4716_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 = -0.000555291 Jy ! Component: 100 - total flux cleaned = -0.00065162 Jy ! Component: 150 - total flux cleaned = -0.000652328 Jy ! Component: 200 - total flux cleaned = -0.000676474 Jy ! Component: 250 - total flux cleaned = -0.000676793 Jy ! Component: 300 - total flux cleaned = -0.000656358 Jy ! Component: 350 - total flux cleaned = -0.000656435 Jy ! Component: 400 - total flux cleaned = -0.000601089 Jy ! Component: 450 - total flux cleaned = -0.000583449 Jy ! Component: 500 - total flux cleaned = -0.000583514 Jy ! Component: 550 - total flux cleaned = -0.00059914 Jy ! Component: 600 - total flux cleaned = -0.000613416 Jy ! Component: 650 - total flux cleaned = -0.000627077 Jy ! Component: 700 - total flux cleaned = -0.000626935 Jy ! Component: 750 - total flux cleaned = -0.000614538 Jy ! Component: 800 - total flux cleaned = -0.000626158 Jy ! Component: 850 - total flux cleaned = -0.000637914 Jy ! Component: 900 - total flux cleaned = -0.000659899 Jy ! Component: 950 - total flux cleaned = -0.000680908 Jy ! Component: 1000 - total flux cleaned = -0.000660987 Jy ! Component: 1050 - total flux cleaned = -0.000670704 Jy ! Component: 1100 - total flux cleaned = -0.000632369 Jy ! Component: 1150 - total flux cleaned = -0.000604484 Jy ! Component: 1200 - total flux cleaned = -0.000577422 Jy ! Component: 1250 - total flux cleaned = -0.000568666 Jy ! Component: 1300 - total flux cleaned = -0.000568645 Jy ! Component: 1350 - total flux cleaned = -0.000602595 Jy ! Component: 1400 - total flux cleaned = -0.000636137 Jy ! Component: 1450 - total flux cleaned = -0.000661116 Jy ! Component: 1500 - total flux cleaned = -0.000710401 Jy ! Component: 1550 - total flux cleaned = -0.000751204 Jy ! Component: 1600 - total flux cleaned = -0.000799726 Jy ! Component: 1650 - total flux cleaned = -0.000847794 Jy ! Component: 1700 - total flux cleaned = -0.000895522 Jy ! Component: 1750 - total flux cleaned = -0.000927195 Jy ! Component: 1800 - total flux cleaned = -0.000974653 Jy ! Component: 1850 - total flux cleaned = -0.00101458 Jy ! Component: 1900 - total flux cleaned = -0.001063 Jy ! Component: 1950 - total flux cleaned = -0.00112811 Jy ! Component: 2000 - total flux cleaned = -0.00117735 Jy ! Component: 2050 - total flux cleaned = -0.00122717 Jy ! Component: 2100 - total flux cleaned = -0.0012774 Jy ! Component: 2150 - total flux cleaned = -0.00134522 Jy ! Component: 2200 - total flux cleaned = -0.001371 Jy ! Component: 2250 - total flux cleaned = -0.00138837 Jy ! Component: 2300 - total flux cleaned = -0.00137939 Jy ! Component: 2350 - total flux cleaned = -0.00137927 Jy ! Component: 2400 - total flux cleaned = -0.0013792 Jy ! Component: 2450 - total flux cleaned = -0.00137911 Jy ! Component: 2500 - total flux cleaned = -0.00137922 Jy ! Component: 2550 - total flux cleaned = -0.00137923 Jy ! Component: 2600 - total flux cleaned = -0.00139981 Jy ! Component: 2650 - total flux cleaned = -0.00141048 Jy ! Component: 2700 - total flux cleaned = -0.00142139 Jy ! Component: 2750 - total flux cleaned = -0.00143256 Jy ! Component: 2800 - total flux cleaned = -0.00144398 Jy ! Component: 2850 - total flux cleaned = -0.00146746 Jy ! Component: 2900 - total flux cleaned = -0.00147961 Jy ! Component: 2950 - total flux cleaned = -0.00149215 Jy ! Component: 3000 - total flux cleaned = -0.00153033 Jy ! Component: 3050 - total flux cleaned = -0.0015565 Jy ! Component: 3100 - total flux cleaned = -0.00158365 Jy ! Component: 3150 - total flux cleaned = -0.00161153 Jy ! Component: 3200 - total flux cleaned = -0.00162578 Jy ! Component: 3250 - total flux cleaned = -0.00165473 Jy ! Component: 3300 - total flux cleaned = -0.00168471 Jy ! Component: 3350 - total flux cleaned = -0.00171549 Jy ! Component: 3400 - total flux cleaned = -0.00173141 Jy ! Component: 3450 - total flux cleaned = -0.00174778 Jy ! Component: 3500 - total flux cleaned = -0.00176478 Jy ! Component: 3550 - total flux cleaned = -0.00178256 Jy ! Component: 3600 - total flux cleaned = -0.00178241 Jy ! Component: 3650 - total flux cleaned = -0.00181955 Jy ! Component: 3700 - total flux cleaned = -0.00181968 Jy ! Component: 3750 - total flux cleaned = -0.00185905 Jy ! Component: 3800 - total flux cleaned = -0.00185938 Jy ! Component: 3850 - total flux cleaned = -0.00190125 Jy ! Component: 3900 - total flux cleaned = -0.00192267 Jy ! Component: 3950 - total flux cleaned = -0.00192277 Jy ! Component: 4000 - total flux cleaned = -0.00196857 Jy ! Component: 4050 - total flux cleaned = -0.00196849 Jy ! Total flux subtracted in 4096 components = -0.00201703 Jy ! Clean residual min=-0.001304 max=0.001302 Jy/beam ! Clean residual mean=0.000000 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 1.79172 Jy keep ! Adding 239 model components to the UV plane model. ! The established model now contains 418 components and 1.79172 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0303+4716_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.355 x 9.718 at -69.89 degrees (North through East) ! Clean map min=-0.0035887 max=1.7059 Jy/beam ! Writing clean map to FITS file: .//J0303+4716_X_map.fits wmodel .//J0303+4716_X_map.mod ! Writing 418 model components to file: .//J0303+4716_X_map.mod wobs .//J0303+4716_X_uvs.fits ! Writing UV FITS file: .//J0303+4716_X_uvs.fits wwins .//J0303+4716_X_map.win ! wwins: Wrote 3 windows to .//J0303+4716_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.70586 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000416242 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0732022 0.0732022 0.146404 0.292809 0.585618 1.17124 2.34247 4.68494 9.36989 18.7398 37.4795 74.9591 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.705 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4098.23 quit ! Quitting program ! Log file .//J0303+4716_X_dfm.log closed on Sat Oct 20 23:39:22 2018