! Started logfile: /vlbi/bs262/maps//J0217-2715_C_20180501_dfm.log on Mon Jun 4 23:14:01 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/bs262/maps//J0217-2715_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0217-2715_C_20180501_uva.fits ! AN table 1: 20 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0217-2715 ! ! 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 4480 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 J0217-2715_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=1.000780Jy sigma=19.487948 ! Fit after self-cal, rms=0.944572Jy sigma=18.360958 ! 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=1.141 mas, bmaj=3.114 mas, bpa=-4.928 degrees ! Estimated noise=0.863627 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 = 0.0367158 Jy ! Component: 100 - total flux cleaned = 0.0485671 Jy ! Total flux subtracted in 100 components = 0.0485671 Jy ! Clean residual min=-0.004905 max=0.008829 Jy/beam ! Clean residual mean=-0.000005 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.0485671 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0485671 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=0.044342Jy sigma=0.778714 ! Fit after self-cal, rms=0.044311Jy sigma=0.777593 ! Inverting map ! Added new window around map position (2.4, 3.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00890227 Jy ! Component: 100 - total flux cleaned = 0.0144112 Jy ! Total flux subtracted in 100 components = 0.0144112 Jy ! Clean residual min=-0.003592 max=0.005409 Jy/beam ! Clean residual mean=-0.000001 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.0629784 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.0629784 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=0.040771Jy sigma=0.684371 ! Fit after self-cal, rms=0.040692Jy sigma=0.683143 ! 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=1.55 mas, bmaj=3.928 mas, bpa=-3.174 degrees ! Estimated noise=0.572432 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 = 0.0102525 Jy ! Component: 100 - total flux cleaned = 0.0161667 Jy ! Component: 150 - total flux cleaned = 0.0197354 Jy ! Component: 200 - total flux cleaned = 0.0219175 Jy ! Total flux subtracted in 200 components = 0.0219175 Jy ! Clean residual min=-0.003772 max=0.004506 Jy/beam ! Clean residual mean=0.000004 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.0848958 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 37 components and 0.0848958 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=0.038238Jy sigma=0.612395 ! Fit after self-cal, rms=0.038111Jy sigma=0.609859 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.55 x 3.928 at -3.174 degrees (North through East) ! Clean map min=-0.0038662 max=0.051983 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 LA 1.06 MK 0.87 ! NL 1.24 OV 1.07 PT 0.85 SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.88 LA 1.10 MK 1.04 ! NL 1.11 OV 1.13 PT 1.14 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.93 LA 1.10 MK 0.98 ! NL 1.07 OV 1.14 PT 0.54 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.90 LA 1.07 MK 1.01 ! NL 1.03 OV 1.16 PT 1.04 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.89 LA 1.11 MK 0.86 ! NL 1.17 OV 1.11 PT 0.95 SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.91 LA 1.07 MK 0.92 ! NL 1.14 OV 1.03 PT 0.90 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 LA 1.07 MK 0.99 ! NL 1.18 OV 1.05 PT 0.85 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.88 LA 1.06 MK 1.01 ! NL 1.13 OV 1.09 PT 0.92 SC 1.07 ! ! ! Fit before self-cal, rms=0.038111Jy sigma=0.609859 ! Fit after self-cal, rms=0.035643Jy sigma=0.559032 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.528 mas, bmaj=3.91 mas, bpa=-3.159 degrees ! Estimated noise=0.567437 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 = 0.000615401 Jy ! Component: 100 - total flux cleaned = 0.000470707 Jy ! Component: 150 - total flux cleaned = 0.000380338 Jy ! Component: 200 - total flux cleaned = 0.000398885 Jy ! Total flux subtracted in 200 components = 0.000398885 Jy ! Clean residual min=-0.001622 max=0.001494 Jy/beam ! Clean residual mean=0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.0852947 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.0852947 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=0.035593Jy sigma=0.558152 ! Fit after self-cal, rms=0.035800Jy sigma=0.556798 ! 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=0.035800Jy sigma=0.556798 ! Fit after self-cal, rms=0.035673Jy sigma=0.556672 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.523 mas, bmaj=3.901 mas, bpa=-3.132 degrees ! Estimated noise=0.564913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000264333 Jy ! Component: 100 - total flux cleaned = 0.000232037 Jy ! Component: 150 - total flux cleaned = 0.000243929 Jy ! Component: 200 - total flux cleaned = 0.000254252 Jy ! Total flux subtracted in 200 components = 0.000254252 Jy ! Clean residual min=-0.001596 max=0.001472 Jy/beam ! Clean residual mean=0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.085549 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.085549 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=0.035657Jy sigma=0.556490 ! Fit after self-cal, rms=0.035669Jy sigma=0.556461 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.1284e-05 Jy ! Component: 100 - total flux cleaned = 6.15498e-05 Jy ! Component: 150 - total flux cleaned = 5.25838e-05 Jy ! Component: 200 - total flux cleaned = 4.41004e-05 Jy ! Total flux subtracted in 200 components = 4.41004e-05 Jy ! Clean residual min=-0.001620 max=0.001459 Jy/beam ! Clean residual mean=0.000001 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0855931 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 59 components and 0.085593 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=0.035661Jy sigma=0.556392 ! Fit after self-cal, rms=0.035664Jy sigma=0.556381 ! 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=0.035664Jy sigma=0.556381 ! Fit after self-cal, rms=0.035735Jy sigma=0.555733 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.52 mas, bmaj=3.896 mas, bpa=-3.118 degrees ! Estimated noise=0.565357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000343059 Jy ! Component: 100 - total flux cleaned = 0.000396743 Jy ! Component: 150 - total flux cleaned = 0.000388998 Jy ! Component: 200 - total flux cleaned = 0.00038898 Jy ! Total flux subtracted in 200 components = 0.00038898 Jy ! Clean residual min=-0.001620 max=0.001454 Jy/beam ! Clean residual mean=0.000001 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.085982 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 0.085982 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=0.035725Jy sigma=0.555699 ! Fit after self-cal, rms=0.035729Jy sigma=0.555687 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 = 2.99738e-05 Jy ! Component: 100 - total flux cleaned = 2.20484e-05 Jy ! Component: 150 - total flux cleaned = 1.48591e-05 Jy ! Component: 200 - total flux cleaned = 1.43584e-06 Jy ! Total flux subtracted in 200 components = 1.43584e-06 Jy ! Clean residual min=-0.001625 max=0.001452 Jy/beam ! Clean residual mean=0.000001 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0859834 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 65 components and 0.0859834 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=0.035724Jy sigma=0.555663 ! Fit after self-cal, rms=0.035727Jy sigma=0.555656 ! 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=0.035727Jy sigma=0.555656 ! Fit after self-cal, rms=0.035709Jy sigma=0.555135 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.168 mas, bmaj=10.15 mas, bpa=2.815 degrees ! Estimated noise=0.717356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000352698 Jy ! Component: 100 - total flux cleaned = 0.000379082 Jy ! Component: 150 - total flux cleaned = 0.000394391 Jy ! Component: 200 - total flux cleaned = 0.000394576 Jy ! Total flux subtracted in 200 components = 0.000394576 Jy ! Clean residual min=-0.001838 max=0.001582 Jy/beam ! Clean residual mean=0.000002 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.086378 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 70 components and 0.086378 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=0.035704Jy sigma=0.555228 ! Fit after self-cal, rms=0.035704Jy sigma=0.555213 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 = 1.66723e-05 Jy ! Component: 100 - total flux cleaned = 1.73245e-05 Jy ! Component: 150 - total flux cleaned = 1.74619e-05 Jy ! Component: 200 - total flux cleaned = 1.76474e-05 Jy ! Total flux subtracted in 200 components = 1.76474e-05 Jy ! Clean residual min=-0.001815 max=0.001577 Jy/beam ! Clean residual mean=0.000002 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.0863957 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 71 components and 0.0863957 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=0.035703Jy sigma=0.555272 ! Fit after self-cal, rms=0.035704Jy sigma=0.555264 ! 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=1.516 mas, bmaj=3.89 mas, bpa=-3.116 degrees ! Estimated noise=0.56582 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.516 x 3.89 at -3.116 degrees (North through East) ! Clean map min=-0.0015067 max=0.051494 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=1.118 mas, bmaj=3.115 mas, bpa=-5.049 degrees ! Estimated noise=0.839912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0356653 Jy ! Component: 100 - total flux cleaned = 0.0490841 Jy ! Component: 150 - total flux cleaned = 0.0573527 Jy ! Component: 200 - total flux cleaned = 0.0631076 Jy ! Total flux subtracted in 200 components = 0.0631076 Jy ! Clean residual min=-0.003033 max=0.003581 Jy/beam ! Clean residual mean=-0.000003 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.0631076 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 0.0631076 Jy ! Inverting map and beam ! Estimated beam: bmin=1.516 mas, bmaj=3.89 mas, bpa=-3.116 degrees ! Estimated noise=0.56582 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 = 0.00949312 Jy ! Component: 100 - total flux cleaned = 0.014884 Jy ! Component: 150 - total flux cleaned = 0.0181056 Jy ! Component: 200 - total flux cleaned = 0.0200517 Jy ! Total flux subtracted in 200 components = 0.0200517 Jy ! Clean residual min=-0.001627 max=0.001936 Jy/beam ! Clean residual mean=0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0831593 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 39 components and 0.0831593 Jy ! Inverting map ! Added new window around map position (4.2, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173911 Jy ! Component: 100 - total flux cleaned = 0.00267917 Jy ! Component: 150 - total flux cleaned = 0.00328589 Jy ! Component: 200 - total flux cleaned = 0.00337993 Jy ! Total flux subtracted in 200 components = 0.00337993 Jy ! Clean residual min=-0.001489 max=0.001487 Jy/beam ! Clean residual mean=0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0865392 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.0865392 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=4.168 mas, bmaj=10.15 mas, bpa=2.815 degrees ! Estimated noise=0.717356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.49082e-05 Jy ! Component: 100 - total flux cleaned = 0.000132616 Jy ! Component: 150 - total flux cleaned = 0.000159854 Jy ! Component: 200 - total flux cleaned = 0.000184818 Jy ! Total flux subtracted in 200 components = 0.000184818 Jy ! Clean residual min=-0.001789 max=0.001492 Jy/beam ! Clean residual mean=0.000002 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.086724 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 = 2.29985e-05 Jy ! Component: 100 - total flux cleaned = 5.39302e-05 Jy ! Component: 150 - total flux cleaned = 5.3912e-05 Jy ! Component: 200 - total flux cleaned = 4.49938e-05 Jy ! Total flux subtracted in 200 components = 4.49938e-05 Jy ! Clean residual min=-0.001742 max=0.001496 Jy/beam ! Clean residual mean=0.000003 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.086769 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 70 components and 0.086769 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.516 mas, bmaj=3.89 mas, bpa=-3.116 degrees ! Estimated noise=0.56582 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.93796e-05 Jy ! Component: 100 - total flux cleaned = -0.000110062 Jy ! Component: 150 - total flux cleaned = -0.000110766 Jy ! Component: 200 - total flux cleaned = -9.92439e-05 Jy ! Total flux subtracted in 200 components = -9.92439e-05 Jy ! Clean residual min=-0.001455 max=0.001436 Jy/beam ! Clean residual mean=0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0866698 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 0.0866698 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=0.035636Jy sigma=0.554304 ! Fit after self-cal, rms=0.035644Jy sigma=0.554250 wmodel J0217-2715_C_map.mod ! Writing 85 model components to file: J0217-2715_C_map.mod wobs J0217-2715_C_uvs.fits ! Writing UV FITS file: J0217-2715_C_uvs.fits wwins J0217-2715_C_map.win ! wwins: Wrote 3 windows to J0217-2715_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 = 0.00017998 Jy ! Component: 100 - total flux cleaned = 0.000158144 Jy ! Component: 150 - total flux cleaned = 0.00015805 Jy ! Component: 200 - total flux cleaned = 9.44437e-05 Jy ! Component: 250 - total flux cleaned = -7.03893e-06 Jy ! Component: 300 - total flux cleaned = -0.000163495 Jy ! Component: 350 - total flux cleaned = -0.000277298 Jy ! Component: 400 - total flux cleaned = -0.000369428 Jy ! Component: 450 - total flux cleaned = -0.000405242 Jy ! Component: 500 - total flux cleaned = -0.000405311 Jy ! Component: 550 - total flux cleaned = -0.000405844 Jy ! Component: 600 - total flux cleaned = -0.000406293 Jy ! Component: 650 - total flux cleaned = -0.00040646 Jy ! Component: 700 - total flux cleaned = -0.000422129 Jy ! Component: 750 - total flux cleaned = -0.000421618 Jy ! Component: 800 - total flux cleaned = -0.000406187 Jy ! Component: 850 - total flux cleaned = -0.000376568 Jy ! Component: 900 - total flux cleaned = -0.000391317 Jy ! Component: 950 - total flux cleaned = -0.000377072 Jy ! Component: 1000 - total flux cleaned = -0.00037719 Jy ! Component: 1050 - total flux cleaned = -0.000390995 Jy ! Component: 1100 - total flux cleaned = -0.000364108 Jy ! Component: 1150 - total flux cleaned = -0.000311293 Jy ! Component: 1200 - total flux cleaned = -0.000311245 Jy ! Component: 1250 - total flux cleaned = -0.000247313 Jy ! Component: 1300 - total flux cleaned = -0.000222156 Jy ! Component: 1350 - total flux cleaned = -0.000197343 Jy ! Component: 1400 - total flux cleaned = -0.00017289 Jy ! Component: 1450 - total flux cleaned = -0.000160835 Jy ! Component: 1500 - total flux cleaned = -0.000113041 Jy ! Component: 1550 - total flux cleaned = -8.96234e-05 Jy ! Component: 1600 - total flux cleaned = -0.000113058 Jy ! Component: 1650 - total flux cleaned = -6.72906e-05 Jy ! Component: 1700 - total flux cleaned = -4.47631e-05 Jy ! Component: 1750 - total flux cleaned = -4.48074e-05 Jy ! Component: 1800 - total flux cleaned = -4.49621e-05 Jy ! Component: 1850 - total flux cleaned = -3.40699e-05 Jy ! Component: 1900 - total flux cleaned = 9.24831e-06 Jy ! Component: 1950 - total flux cleaned = 9.17881e-06 Jy ! Component: 2000 - total flux cleaned = 6.21668e-05 Jy ! Component: 2050 - total flux cleaned = 7.25718e-05 Jy ! Component: 2100 - total flux cleaned = 7.23065e-05 Jy ! Component: 2150 - total flux cleaned = 9.29301e-05 Jy ! Component: 2200 - total flux cleaned = 0.000113405 Jy ! Component: 2250 - total flux cleaned = 0.000133693 Jy ! Component: 2300 - total flux cleaned = 0.000133725 Jy ! Component: 2350 - total flux cleaned = 0.000163586 Jy ! Component: 2400 - total flux cleaned = 0.000173503 Jy ! Component: 2450 - total flux cleaned = 0.000193103 Jy ! Component: 2500 - total flux cleaned = 0.00012499 Jy ! Component: 2550 - total flux cleaned = 0.000144229 Jy ! Component: 2600 - total flux cleaned = 0.000125093 Jy ! Component: 2650 - total flux cleaned = 0.000134618 Jy ! Component: 2700 - total flux cleaned = 0.00011565 Jy ! Component: 2750 - total flux cleaned = 9.69347e-05 Jy ! Component: 2800 - total flux cleaned = 9.68665e-05 Jy ! Component: 2850 - total flux cleaned = 8.7598e-05 Jy ! Component: 2900 - total flux cleaned = 6.90385e-05 Jy ! Component: 2950 - total flux cleaned = 5.98436e-05 Jy ! Component: 3000 - total flux cleaned = 5.38169e-06 Jy ! Component: 3050 - total flux cleaned = 1.4411e-05 Jy ! Component: 3100 - total flux cleaned = 1.43729e-05 Jy ! Component: 3150 - total flux cleaned = -3.47243e-06 Jy ! Component: 3200 - total flux cleaned = -3.51416e-06 Jy ! Component: 3250 - total flux cleaned = 5.32825e-06 Jy ! Component: 3300 - total flux cleaned = 1.41789e-05 Jy ! Component: 3350 - total flux cleaned = -3.36664e-06 Jy ! Component: 3400 - total flux cleaned = 5.39193e-06 Jy ! Component: 3450 - total flux cleaned = 5.33675e-06 Jy ! Component: 3500 - total flux cleaned = -1.19223e-05 Jy ! Component: 3550 - total flux cleaned = -3.28372e-06 Jy ! Component: 3600 - total flux cleaned = -1.19125e-05 Jy ! Component: 3650 - total flux cleaned = -1.18423e-05 Jy ! Component: 3700 - total flux cleaned = -3.27916e-06 Jy ! Component: 3750 - total flux cleaned = 1.38011e-05 Jy ! Component: 3800 - total flux cleaned = -3.24407e-06 Jy ! Component: 3850 - total flux cleaned = 2.22466e-05 Jy ! Component: 3900 - total flux cleaned = 2.22452e-05 Jy ! Component: 3950 - total flux cleaned = -1.16541e-05 Jy ! Component: 4000 - total flux cleaned = -3.15361e-06 Jy ! Component: 4050 - total flux cleaned = 1.37517e-05 Jy ! Total flux subtracted in 4096 components = -3.13774e-06 Jy ! Clean residual min=-0.000479 max=0.000485 Jy/beam ! Clean residual mean=-0.000001 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0866667 Jy keep ! Adding 244 model components to the UV plane model. ! The established model now contains 329 components and 0.0866667 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0217-2715_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.516 x 3.89 at -3.116 degrees (North through East) ! Clean map min=-0.0010014 max=0.050969 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0217-2715_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0217-2715_C_20180501_map.mod ! Writing 329 model components to file: /vlbi/bs262/maps//J0217-2715_C_20180501_map.mod wobs /vlbi/bs262/maps//J0217-2715_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0217-2715_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0217-2715_C_20180501_map.win ! wwins: Wrote 4 windows to /vlbi/bs262/maps//J0217-2715_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0509687 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142885 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.841018 0.841018 1.68204 3.36407 6.72814 13.4563 26.9126 53.8251 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 356.71 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0217-2715_C_20180501_dfm.log closed on Mon Jun 4 23:14:05 2018