! Started logfile: .//J1812-2836_X_20180530_dfm.log on Sun Jul 8 13:45:59 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 .//J1812-2836_X_20180530_uva.fits ! Reading UV FITS file: .//J1812-2836_X_20180530_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.981818 visibilities/baseline/integration-bin. ! Found source: J1812-2836 ! ! 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 94 lines of history. ! ! Reading 7776 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 J1812-2836_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. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001806Jy sigma=19.837327 ! Fit after self-cal, rms=0.922231Jy sigma=18.091730 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6782 mas, bmaj=1.924 mas, bpa=-1.924 degrees ! Estimated noise=0.627206 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 = 0.046189 Jy ! Component: 100 - total flux cleaned = 0.0714051 Jy ! Total flux subtracted in 100 components = 0.0714051 Jy ! Clean residual min=-0.007219 max=0.018560 Jy/beam ! Clean residual mean=0.000010 rms=0.002413 Jy/beam ! Combined flux in latest and established models = 0.0714051 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0714051 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=0.073718Jy sigma=1.449277 ! Fit after self-cal, rms=0.072899Jy sigma=1.438323 ! Inverting map ! Added new window around map position (1.2, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0206521 Jy ! Component: 100 - total flux cleaned = 0.0350848 Jy ! Total flux subtracted in 100 components = 0.0350848 Jy ! Clean residual min=-0.005115 max=0.013181 Jy/beam ! Clean residual mean=0.000008 rms=0.001722 Jy/beam ! Combined flux in latest and established models = 0.10649 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 30 components and 0.10649 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=0.059286Jy sigma=1.114048 ! Fit after self-cal, rms=0.058849Jy sigma=1.105325 ! Inverting map ! Added new window around map position (-2, -3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132239 Jy ! Component: 100 - total flux cleaned = 0.0232038 Jy ! Total flux subtracted in 100 components = 0.0232038 Jy ! Clean residual min=-0.004719 max=0.007425 Jy/beam ! Clean residual mean=0.000007 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 0.129694 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 56 components and 0.129694 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=0.051764Jy sigma=0.926955 ! Fit after self-cal, rms=0.051689Jy sigma=0.925791 ! 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=0.8758 mas, bmaj=2.394 mas, bpa=-1.793 degrees ! Estimated noise=0.422411 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 (-1, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188034 Jy ! Component: 100 - total flux cleaned = 0.0308394 Jy ! Component: 150 - total flux cleaned = 0.0390486 Jy ! Component: 200 - total flux cleaned = 0.0447928 Jy ! Total flux subtracted in 200 components = 0.0447928 Jy ! Clean residual min=-0.004478 max=0.005853 Jy/beam ! Clean residual mean=0.000012 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.174486 Jy ! Performing phase self-cal ! Adding 78 model components to the UV plane model. ! The established model now contains 118 components and 0.174486 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=0.044404Jy sigma=0.719021 ! Fit after self-cal, rms=0.044268Jy sigma=0.716701 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8758 x 2.394 at -1.793 degrees (North through East) ! Clean map min=-0.0041259 max=0.058458 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.01 HN 1.11 KP 0.93 ! LA 1.00 MK 1.07 NL 1.21 OV 0.92 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.08 KP 0.94 ! LA 0.99 MK 0.93 NL 1.21 OV 0.91 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.00 HN 1.11 KP 0.94 ! LA 1.01 MK 0.87 NL 1.27 OV 0.92 ! PT 0.96 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 HN 0.97 KP 0.95 ! LA 0.98 MK 1.04 NL 1.28 OV 0.95 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 1.12 KP 0.96 ! LA 1.00 MK 0.98 NL 1.16 OV 0.94 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 1.20 KP 0.96 ! LA 1.00 MK 0.99 NL 1.21 OV 0.96 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.15 KP 0.96 ! LA 0.97 MK 0.95 NL 1.33 OV 0.94 ! PT 0.97 SC 1.16 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.06 HN 1.18 KP 0.95 ! LA 0.99 MK 0.94 NL 1.35 OV 0.94 ! PT 0.96 SC 1.07 ! ! ! Fit before self-cal, rms=0.044268Jy sigma=0.716701 ! Fit after self-cal, rms=0.044681Jy sigma=0.676156 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8759 mas, bmaj=2.38 mas, bpa=-1.731 degrees ! Estimated noise=0.419518 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 = -0.00111188 Jy ! Component: 100 - total flux cleaned = -0.00112475 Jy ! Component: 150 - total flux cleaned = -0.00108239 Jy ! Component: 200 - total flux cleaned = -0.00108062 Jy ! Total flux subtracted in 200 components = -0.00108062 Jy ! Clean residual min=-0.001904 max=0.001810 Jy/beam ! Clean residual mean=0.000003 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.173406 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 141 components and 0.173406 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=0.044554Jy sigma=0.673856 ! Fit after self-cal, rms=0.044659Jy sigma=0.673601 ! 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=0.044659Jy sigma=0.673601 ! Fit after self-cal, rms=0.044894Jy sigma=0.673292 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8716 mas, bmaj=2.368 mas, bpa=-1.672 degrees ! Estimated noise=0.41808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000662206 Jy ! Component: 100 - total flux cleaned = -0.000740742 Jy ! Component: 150 - total flux cleaned = -0.000709489 Jy ! Component: 200 - total flux cleaned = -0.00071162 Jy ! Total flux subtracted in 200 components = -0.00071162 Jy ! Clean residual min=-0.001816 max=0.001722 Jy/beam ! Clean residual mean=0.000003 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.172694 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 149 components and 0.172694 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=0.044827Jy sigma=0.672163 ! Fit after self-cal, rms=0.044855Jy sigma=0.672138 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 = -2.16408e-06 Jy ! Component: 100 - total flux cleaned = -2.31757e-06 Jy ! Component: 150 - total flux cleaned = -1.76987e-06 Jy ! Component: 200 - total flux cleaned = 2.03227e-05 Jy ! Total flux subtracted in 200 components = 2.03227e-05 Jy ! Clean residual min=-0.001813 max=0.001643 Jy/beam ! Clean residual mean=0.000003 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.172715 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 155 components and 0.172714 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=0.044824Jy sigma=0.671635 ! Fit after self-cal, rms=0.044830Jy sigma=0.671616 ! 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=0.044830Jy sigma=0.671616 ! Fit after self-cal, rms=0.045597Jy sigma=0.669747 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8694 mas, bmaj=2.36 mas, bpa=-1.533 degrees ! Estimated noise=0.417852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00049966 Jy ! Component: 100 - total flux cleaned = -0.000629779 Jy ! Component: 150 - total flux cleaned = -0.000676323 Jy ! Component: 200 - total flux cleaned = -0.000676055 Jy ! Total flux subtracted in 200 components = -0.000676055 Jy ! Clean residual min=-0.001676 max=0.001625 Jy/beam ! Clean residual mean=0.000002 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.172038 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 162 components and 0.172038 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=0.045563Jy sigma=0.669221 ! Fit after self-cal, rms=0.045588Jy sigma=0.669202 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 = -4.48221e-05 Jy ! Component: 100 - total flux cleaned = -2.59636e-05 Jy ! Component: 150 - total flux cleaned = -8.72999e-06 Jy ! Component: 200 - total flux cleaned = 7.80236e-06 Jy ! Total flux subtracted in 200 components = 7.80236e-06 Jy ! Clean residual min=-0.001668 max=0.001615 Jy/beam ! Clean residual mean=0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.172046 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 171 components and 0.172046 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=0.045571Jy sigma=0.668955 ! Fit after self-cal, rms=0.045575Jy sigma=0.668944 ! 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=0.045575Jy sigma=0.668944 ! Fit after self-cal, rms=0.046032Jy sigma=0.668254 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.292 mas, bmaj=5.991 mas, bpa=4.051 degrees ! Estimated noise=0.522897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000118725 Jy ! Component: 100 - total flux cleaned = 4.91109e-06 Jy ! Component: 150 - total flux cleaned = 6.99383e-05 Jy ! Component: 200 - total flux cleaned = 0.000125786 Jy ! Total flux subtracted in 200 components = 0.000125786 Jy ! Clean residual min=-0.001650 max=0.001602 Jy/beam ! Clean residual mean=0.000005 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.172172 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 176 components and 0.172172 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=0.046014Jy sigma=0.668264 ! Fit after self-cal, rms=0.046042Jy sigma=0.668213 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.12451e-05 Jy ! Component: 100 - total flux cleaned = 0.00016127 Jy ! Component: 150 - total flux cleaned = 0.000225088 Jy ! Component: 200 - total flux cleaned = 0.000269286 Jy ! Total flux subtracted in 200 components = 0.000269286 Jy ! Clean residual min=-0.001631 max=0.001586 Jy/beam ! Clean residual mean=0.000005 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.172441 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 177 components and 0.172441 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=0.046038Jy sigma=0.668254 ! Fit after self-cal, rms=0.046044Jy sigma=0.668239 ! 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=0.8666 mas, bmaj=2.351 mas, bpa=-1.428 degrees ! Estimated noise=0.416499 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8666 x 2.351 at -1.428 degrees (North through East) ! Clean map min=-0.0016876 max=0.055881 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6713 mas, bmaj=1.897 mas, bpa=-1.337 degrees ! Estimated noise=0.617629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0467369 Jy ! Component: 100 - total flux cleaned = 0.0746257 Jy ! Component: 150 - total flux cleaned = 0.0939503 Jy ! Component: 200 - total flux cleaned = 0.108129 Jy ! Total flux subtracted in 200 components = 0.108129 Jy ! Clean residual min=-0.004080 max=0.008065 Jy/beam ! Clean residual mean=0.000005 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 0.108129 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.108129 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8666 mas, bmaj=2.351 mas, bpa=-1.428 degrees ! Estimated noise=0.416499 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 = 0.0227283 Jy ! Component: 100 - total flux cleaned = 0.0362182 Jy ! Component: 150 - total flux cleaned = 0.044864 Jy ! Component: 200 - total flux cleaned = 0.0505939 Jy ! Total flux subtracted in 200 components = 0.0505939 Jy ! Clean residual min=-0.002262 max=0.003605 Jy/beam ! Clean residual mean=0.000005 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.158722 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 96 components and 0.158722 Jy ! Inverting map ! Added new window around map position (7.4, -23.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400447 Jy ! Component: 100 - total flux cleaned = 0.0067328 Jy ! Component: 150 - total flux cleaned = 0.00866916 Jy ! Component: 200 - total flux cleaned = 0.0100931 Jy ! Total flux subtracted in 200 components = 0.0100931 Jy ! Clean residual min=-0.001624 max=0.001604 Jy/beam ! Clean residual mean=0.000002 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.168816 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 122 components and 0.168816 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=2.292 mas, bmaj=5.991 mas, bpa=4.051 degrees ! Estimated noise=0.522897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195955 Jy ! Component: 100 - total flux cleaned = 0.0030605 Jy ! Component: 150 - total flux cleaned = 0.0035747 Jy ! Component: 200 - total flux cleaned = 0.00370792 Jy ! Total flux subtracted in 200 components = 0.00370792 Jy ! Clean residual min=-0.001458 max=0.001609 Jy/beam ! Clean residual mean=0.000004 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.172523 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 = 0.000118399 Jy ! Component: 100 - total flux cleaned = 0.000188485 Jy ! Component: 150 - total flux cleaned = 0.000220153 Jy ! Component: 200 - total flux cleaned = 0.000250203 Jy ! Total flux subtracted in 200 components = 0.000250203 Jy ! Clean residual min=-0.001435 max=0.001588 Jy/beam ! Clean residual mean=0.000004 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.172774 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 131 components and 0.172774 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8666 mas, bmaj=2.351 mas, bpa=-1.428 degrees ! Estimated noise=0.416499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131109 Jy ! Component: 100 - total flux cleaned = -0.000103519 Jy ! Component: 150 - total flux cleaned = -0.000105644 Jy ! Component: 200 - total flux cleaned = -0.000106067 Jy ! Total flux subtracted in 200 components = -0.000106067 Jy ! Clean residual min=-0.001484 max=0.001412 Jy/beam ! Clean residual mean=0.000002 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.172668 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 147 components and 0.172668 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=0.045950Jy sigma=0.667958 ! Fit after self-cal, rms=0.045889Jy sigma=0.667523 wmodel J1812-2836_X_map.mod ! Writing 147 model components to file: J1812-2836_X_map.mod wobs J1812-2836_X_uvs.fits ! Writing UV FITS file: J1812-2836_X_uvs.fits wwins J1812-2836_X_map.win ! wwins: Wrote 5 windows to J1812-2836_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 = -0.000382916 Jy ! Component: 100 - total flux cleaned = -0.000407165 Jy ! Component: 150 - total flux cleaned = -0.000429802 Jy ! Component: 200 - total flux cleaned = -0.000407211 Jy ! Component: 250 - total flux cleaned = -0.000362955 Jy ! Component: 300 - total flux cleaned = -0.000362472 Jy ! Component: 350 - total flux cleaned = -0.000321349 Jy ! Component: 400 - total flux cleaned = -0.000202419 Jy ! Component: 450 - total flux cleaned = -0.000163834 Jy ! Component: 500 - total flux cleaned = -6.94737e-05 Jy ! Component: 550 - total flux cleaned = 5.98881e-05 Jy ! Component: 600 - total flux cleaned = 0.000168948 Jy ! Component: 650 - total flux cleaned = 0.000364766 Jy ! Component: 700 - total flux cleaned = 0.000521644 Jy ! Component: 750 - total flux cleaned = 0.000657961 Jy ! Component: 800 - total flux cleaned = 0.00072482 Jy ! Component: 850 - total flux cleaned = 0.000807771 Jy ! Component: 900 - total flux cleaned = 0.000905549 Jy ! Component: 950 - total flux cleaned = 0.000985603 Jy ! Component: 1000 - total flux cleaned = 0.0010172 Jy ! Component: 1050 - total flux cleaned = 0.00111091 Jy ! Component: 1100 - total flux cleaned = 0.00118761 Jy ! Component: 1150 - total flux cleaned = 0.00124794 Jy ! Component: 1200 - total flux cleaned = 0.00120335 Jy ! Component: 1250 - total flux cleaned = 0.00133603 Jy ! Component: 1300 - total flux cleaned = 0.00137957 Jy ! Component: 1350 - total flux cleaned = 0.00137951 Jy ! Component: 1400 - total flux cleaned = 0.00135129 Jy ! Component: 1450 - total flux cleaned = 0.00143527 Jy ! Component: 1500 - total flux cleaned = 0.00146287 Jy ! Component: 1550 - total flux cleaned = 0.00146281 Jy ! Component: 1600 - total flux cleaned = 0.00148996 Jy ! Component: 1650 - total flux cleaned = 0.00152994 Jy ! Component: 1700 - total flux cleaned = 0.0015561 Jy ! Component: 1750 - total flux cleaned = 0.001582 Jy ! Component: 1800 - total flux cleaned = 0.00158195 Jy ! Component: 1850 - total flux cleaned = 0.00158193 Jy ! Component: 1900 - total flux cleaned = 0.00161991 Jy ! Component: 1950 - total flux cleaned = 0.00161995 Jy ! Component: 2000 - total flux cleaned = 0.00159532 Jy ! Component: 2050 - total flux cleaned = 0.00162012 Jy ! Component: 2100 - total flux cleaned = 0.00164444 Jy ! Component: 2150 - total flux cleaned = 0.00169222 Jy ! Component: 2200 - total flux cleaned = 0.00164474 Jy ! Component: 2250 - total flux cleaned = 0.0016097 Jy ! Component: 2300 - total flux cleaned = 0.00160981 Jy ! Component: 2350 - total flux cleaned = 0.00161011 Jy ! Component: 2400 - total flux cleaned = 0.00159871 Jy ! Component: 2450 - total flux cleaned = 0.00162133 Jy ! Component: 2500 - total flux cleaned = 0.00161019 Jy ! Component: 2550 - total flux cleaned = 0.00165478 Jy ! Component: 2600 - total flux cleaned = 0.00164364 Jy ! Component: 2650 - total flux cleaned = 0.00166571 Jy ! Component: 2700 - total flux cleaned = 0.00170919 Jy ! Component: 2750 - total flux cleaned = 0.001709 Jy ! Component: 2800 - total flux cleaned = 0.00168754 Jy ! Component: 2850 - total flux cleaned = 0.0017088 Jy ! Component: 2900 - total flux cleaned = 0.00175082 Jy ! Component: 2950 - total flux cleaned = 0.00175087 Jy ! Component: 3000 - total flux cleaned = 0.00177151 Jy ! Component: 3050 - total flux cleaned = 0.00173044 Jy ! Component: 3100 - total flux cleaned = 0.00175076 Jy ! Component: 3150 - total flux cleaned = 0.00177103 Jy ! Component: 3200 - total flux cleaned = 0.00178112 Jy ! Component: 3250 - total flux cleaned = 0.00177102 Jy ! Component: 3300 - total flux cleaned = 0.00175122 Jy ! Component: 3350 - total flux cleaned = 0.00174139 Jy ! Component: 3400 - total flux cleaned = 0.00176096 Jy ! Component: 3450 - total flux cleaned = 0.00175126 Jy ! Component: 3500 - total flux cleaned = 0.00175123 Jy ! Component: 3550 - total flux cleaned = 0.00176088 Jy ! Component: 3600 - total flux cleaned = 0.00177984 Jy ! Component: 3650 - total flux cleaned = 0.00177973 Jy ! Component: 3700 - total flux cleaned = 0.00180787 Jy ! Component: 3750 - total flux cleaned = 0.00182636 Jy ! Component: 3800 - total flux cleaned = 0.00183568 Jy ! Component: 3850 - total flux cleaned = 0.00183562 Jy ! Component: 3900 - total flux cleaned = 0.00184477 Jy ! Component: 3950 - total flux cleaned = 0.00185391 Jy ! Component: 4000 - total flux cleaned = 0.00184491 Jy ! Component: 4050 - total flux cleaned = 0.00186292 Jy ! Total flux subtracted in 4096 components = 0.00186294 Jy ! Clean residual min=-0.000548 max=0.000468 Jy/beam ! Clean residual mean=0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.174531 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 445 components and 0.174531 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1812-2836_X_20180530_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8666 x 2.351 at -1.428 degrees (North through East) ! Clean map min=-0.0011676 max=0.05837 Jy/beam ! Writing clean map to FITS file: .//J1812-2836_X_20180530_map.fits wmodel .//J1812-2836_X_20180530_map.mod ! Writing 445 model components to file: .//J1812-2836_X_20180530_map.mod wobs .//J1812-2836_X_20180530_uvs.fits ! Writing UV FITS file: .//J1812-2836_X_20180530_uvs.fits wwins .//J1812-2836_X_20180530_map.win ! wwins: Wrote 6 windows to .//J1812-2836_X_20180530_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0583699 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000158648 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.815395 0.815395 1.63079 3.26158 6.52316 13.0463 26.0926 52.1853 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 367.919 quit ! Quitting program ! Log file .//J1812-2836_X_20180530_dfm.log closed on Sun Jul 8 13:46:03 2018