! Started logfile: /tmp/maps//J1925+2815_X_20180619_dfm.log on Wed Jul 4 23:36:10 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 /tmp/maps//J1925+2815_X_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J1925+2815_X_20180619_uva.fits ! AN table 1: 93 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1925+2815 ! ! 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 76 lines of history. ! ! Reading 20832 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 J1925+2815_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.001750Jy sigma=27.022604 ! Fit after self-cal, rms=0.971496Jy sigma=26.202119 ! 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=1.31 mas, bmaj=2.92 mas, bpa=3.445 degrees ! Estimated noise=0.538222 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 = 0.0220111 Jy ! Component: 100 - total flux cleaned = 0.0269522 Jy ! Total flux subtracted in 100 components = 0.0269522 Jy ! Clean residual min=-0.001742 max=0.002360 Jy/beam ! Clean residual mean=-0.000005 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.0269522 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0269522 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=0.026570Jy sigma=0.686803 ! Fit after self-cal, rms=0.024826Jy sigma=0.644324 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00299955 Jy ! Component: 100 - total flux cleaned = 0.00350606 Jy ! Total flux subtracted in 100 components = 0.00350606 Jy ! Clean residual min=-0.001369 max=0.001539 Jy/beam ! Clean residual mean=-0.000003 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0304582 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.0304582 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=0.024496Jy sigma=0.635486 ! Fit after self-cal, rms=0.024497Jy sigma=0.635441 ! 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=1.678 mas, bmaj=3.134 mas, bpa=2.05 degrees ! Estimated noise=0.187852 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 = 0.000369705 Jy ! Component: 100 - total flux cleaned = 0.000440934 Jy ! Component: 150 - total flux cleaned = 0.000468766 Jy ! Component: 200 - total flux cleaned = 0.000491671 Jy ! Total flux subtracted in 200 components = 0.000491671 Jy ! Clean residual min=-0.000796 max=0.001029 Jy/beam ! Clean residual mean=-0.000003 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0309499 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.0309499 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=0.024474Jy sigma=0.634806 ! Fit after self-cal, rms=0.024473Jy sigma=0.634785 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.678 x 3.134 at 2.05 degrees (North through East) ! Clean map min=-0.00077632 max=0.030394 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 KP 0.96 LA 1.01 ! MK 0.94 NL 1.09 OV 1.01 PT 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 KP 0.96 LA 0.99 ! MK 0.95 NL 1.14 OV 1.05 PT 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 0.97 LA 1.01 ! MK 1.00 NL 1.09 OV 1.02 PT 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 KP 0.99 LA 0.99 ! MK 0.99 NL 1.12 OV 0.99 PT 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 KP 0.99 LA 1.01 ! MK 0.97 NL 1.09 OV 0.91 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 0.96 LA 0.98 ! MK 1.02 NL 1.06 OV 1.02 PT 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 KP 1.01 LA 1.01 ! MK 0.96 NL 1.01 OV 0.92 PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.07 KP 0.98 LA 0.97 ! MK 0.92 NL 1.07 OV 0.96 PT 0.97 ! ! ! Fit before self-cal, rms=0.024473Jy sigma=0.634785 ! Fit after self-cal, rms=0.024160Jy sigma=0.632503 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.683 mas, bmaj=3.105 mas, bpa=2.209 degrees ! Estimated noise=0.186975 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 = 0.000227223 Jy ! Component: 100 - total flux cleaned = 0.000221956 Jy ! Component: 150 - total flux cleaned = 0.000217496 Jy ! Component: 200 - total flux cleaned = 0.000210826 Jy ! Total flux subtracted in 200 components = 0.000210826 Jy ! Clean residual min=-0.000655 max=0.000668 Jy/beam ! Clean residual mean=-0.000002 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0311607 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 0.0311607 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=0.024157Jy sigma=0.632416 ! Fit after self-cal, rms=0.024163Jy sigma=0.632320 ! 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=0.024163Jy sigma=0.632320 ! Fit after self-cal, rms=0.024112Jy sigma=0.632294 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.683 mas, bmaj=3.098 mas, bpa=2.224 degrees ! Estimated noise=0.186713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000137492 Jy ! Component: 100 - total flux cleaned = 0.000141055 Jy ! Component: 150 - total flux cleaned = 0.000138714 Jy ! Component: 200 - total flux cleaned = 0.000140582 Jy ! Total flux subtracted in 200 components = 0.000140582 Jy ! Clean residual min=-0.000656 max=0.000660 Jy/beam ! Clean residual mean=-0.000002 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0313013 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.0313013 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=0.024111Jy sigma=0.632270 ! Fit after self-cal, rms=0.024111Jy sigma=0.632267 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.7073e-06 Jy ! Component: 100 - total flux cleaned = 1.21962e-05 Jy ! Component: 150 - total flux cleaned = 1.86428e-05 Jy ! Component: 200 - total flux cleaned = 2.16747e-05 Jy ! Total flux subtracted in 200 components = 2.16747e-05 Jy ! Clean residual min=-0.000654 max=0.000657 Jy/beam ! Clean residual mean=-0.000002 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.031323 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.031323 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=0.024111Jy sigma=0.632262 ! Fit after self-cal, rms=0.024111Jy sigma=0.632262 ! 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=0.024111Jy sigma=0.632262 ! Fit after self-cal, rms=0.024084Jy sigma=0.632255 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.683 mas, bmaj=3.094 mas, bpa=2.227 degrees ! Estimated noise=0.186575 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.47102e-05 Jy ! Component: 100 - total flux cleaned = 8.97138e-05 Jy ! Component: 150 - total flux cleaned = 9.11776e-05 Jy ! Component: 200 - total flux cleaned = 9.37939e-05 Jy ! Total flux subtracted in 200 components = 9.37939e-05 Jy ! Clean residual min=-0.000654 max=0.000653 Jy/beam ! Clean residual mean=-0.000002 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0314168 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.0314168 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=0.024084Jy sigma=0.632247 ! Fit after self-cal, rms=0.024083Jy sigma=0.632246 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 = 4.55014e-06 Jy ! Component: 100 - total flux cleaned = 9.38934e-06 Jy ! Component: 150 - total flux cleaned = 1.39292e-05 Jy ! Component: 200 - total flux cleaned = 1.84285e-05 Jy ! Total flux subtracted in 200 components = 1.84285e-05 Jy ! Clean residual min=-0.000652 max=0.000652 Jy/beam ! Clean residual mean=-0.000002 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0314352 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 46 components and 0.0314352 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=0.024083Jy sigma=0.632244 ! Fit after self-cal, rms=0.024083Jy sigma=0.632243 ! 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=0.024083Jy sigma=0.632243 ! Fit after self-cal, rms=0.024075Jy sigma=0.632241 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.454 mas, bmaj=3.24 mas, bpa=3.659 degrees ! Estimated noise=0.199375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000134106 Jy ! Component: 100 - total flux cleaned = 0.00015686 Jy ! Component: 150 - total flux cleaned = 0.000162828 Jy ! Component: 200 - total flux cleaned = 0.000162857 Jy ! Total flux subtracted in 200 components = 0.000162857 Jy ! Clean residual min=-0.000713 max=0.000757 Jy/beam ! Clean residual mean=-0.000003 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0315981 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.0315981 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=0.024075Jy sigma=0.632238 ! Fit after self-cal, rms=0.024075Jy sigma=0.632234 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 = 1.65582e-05 Jy ! Component: 100 - total flux cleaned = 1.85085e-05 Jy ! Component: 150 - total flux cleaned = 1.8495e-05 Jy ! Component: 200 - total flux cleaned = 1.84131e-05 Jy ! Total flux subtracted in 200 components = 1.84131e-05 Jy ! Clean residual min=-0.000713 max=0.000756 Jy/beam ! Clean residual mean=-0.000002 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0316165 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 51 components and 0.0316165 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=0.024075Jy sigma=0.632237 ! Fit after self-cal, rms=0.024075Jy sigma=0.632236 ! 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=1.683 mas, bmaj=3.09 mas, bpa=2.225 degrees ! Estimated noise=0.186522 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.683 x 3.09 at 2.225 degrees (North through East) ! Clean map min=-0.00063626 max=0.030202 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=1.316 mas, bmaj=2.878 mas, bpa=3.606 degrees ! Estimated noise=0.535354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0233237 Jy ! Component: 100 - total flux cleaned = 0.0285291 Jy ! Component: 150 - total flux cleaned = 0.0304287 Jy ! Component: 200 - total flux cleaned = 0.0311148 Jy ! Total flux subtracted in 200 components = 0.0311148 Jy ! Clean residual min=-0.001113 max=0.001315 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0311148 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0311148 Jy ! Inverting map and beam ! Estimated beam: bmin=1.683 mas, bmaj=3.09 mas, bpa=2.225 degrees ! Estimated noise=0.186522 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 = 0.00022743 Jy ! Component: 100 - total flux cleaned = 0.000250737 Jy ! Component: 150 - total flux cleaned = 0.000270025 Jy ! Component: 200 - total flux cleaned = 0.000292155 Jy ! Total flux subtracted in 200 components = 0.000292155 Jy ! Clean residual min=-0.000661 max=0.000664 Jy/beam ! Clean residual mean=-0.000002 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.031407 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.031407 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=2.454 mas, bmaj=3.24 mas, bpa=3.659 degrees ! Estimated noise=0.199375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000112318 Jy ! Component: 100 - total flux cleaned = 0.000119529 Jy ! Component: 150 - total flux cleaned = 0.000122295 Jy ! Component: 200 - total flux cleaned = 0.000124881 Jy ! Total flux subtracted in 200 components = 0.000124881 Jy ! Clean residual min=-0.000732 max=0.000765 Jy/beam ! Clean residual mean=-0.000003 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0315319 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-06 Jy ! Component: 100 - total flux cleaned = 6.75815e-06 Jy ! Component: 150 - total flux cleaned = 1.10437e-05 Jy ! Component: 200 - total flux cleaned = 1.51906e-05 Jy ! Total flux subtracted in 200 components = 1.51906e-05 Jy ! Clean residual min=-0.000731 max=0.000760 Jy/beam ! Clean residual mean=-0.000002 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0315471 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 0.0315471 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.683 mas, bmaj=3.09 mas, bpa=2.225 degrees ! Estimated noise=0.186522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.98223e-06 Jy ! Component: 100 - total flux cleaned = -4.01256e-06 Jy ! Component: 150 - total flux cleaned = -9.63019e-06 Jy ! Component: 200 - total flux cleaned = -1.50877e-05 Jy ! Total flux subtracted in 200 components = -1.50877e-05 Jy ! Clean residual min=-0.000649 max=0.000662 Jy/beam ! Clean residual mean=-0.000002 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.031532 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.031532 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=0.024076Jy sigma=0.632249 ! Fit after self-cal, rms=0.024076Jy sigma=0.632248 wmodel J1925+2815_X_map.mod ! Writing 49 model components to file: J1925+2815_X_map.mod wobs J1925+2815_X_uvs.fits ! Writing UV FITS file: J1925+2815_X_uvs.fits wwins J1925+2815_X_map.win ! wwins: Wrote 1 windows to J1925+2815_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 = 9.37595e-05 Jy ! Component: 100 - total flux cleaned = 0.000156069 Jy ! Component: 150 - total flux cleaned = 0.000119667 Jy ! Component: 200 - total flux cleaned = 6.87669e-05 Jy ! Component: 250 - total flux cleaned = 2.15757e-05 Jy ! Component: 300 - total flux cleaned = -1.50238e-05 Jy ! Component: 350 - total flux cleaned = -6.33036e-05 Jy ! Component: 400 - total flux cleaned = -0.000122214 Jy ! Component: 450 - total flux cleaned = -0.000184578 Jy ! Component: 500 - total flux cleaned = -0.000232213 Jy ! Component: 550 - total flux cleaned = -0.000288993 Jy ! Component: 600 - total flux cleaned = -0.000332576 Jy ! Component: 650 - total flux cleaned = -0.000379812 Jy ! Component: 700 - total flux cleaned = -0.000415237 Jy ! Component: 750 - total flux cleaned = -0.000459304 Jy ! Component: 800 - total flux cleaned = -0.000483027 Jy ! Component: 850 - total flux cleaned = -0.000519841 Jy ! Component: 900 - total flux cleaned = -0.00054649 Jy ! Component: 950 - total flux cleaned = -0.000568243 Jy ! Component: 1000 - total flux cleaned = -0.000593479 Jy ! Component: 1050 - total flux cleaned = -0.000613882 Jy ! Component: 1100 - total flux cleaned = -0.000645862 Jy ! Component: 1150 - total flux cleaned = -0.000665419 Jy ! Component: 1200 - total flux cleaned = -0.000684584 Jy ! Component: 1250 - total flux cleaned = -0.000710781 Jy ! Component: 1300 - total flux cleaned = -0.000729143 Jy ! Component: 1350 - total flux cleaned = -0.000750664 Jy ! Component: 1400 - total flux cleaned = -0.00076122 Jy ! Component: 1450 - total flux cleaned = -0.000785525 Jy ! Component: 1500 - total flux cleaned = -0.000799142 Jy ! Component: 1550 - total flux cleaned = -0.000815913 Jy ! Component: 1600 - total flux cleaned = -0.000842229 Jy ! Component: 1650 - total flux cleaned = -0.000855169 Jy ! Component: 1700 - total flux cleaned = -0.000861495 Jy ! Component: 1750 - total flux cleaned = -0.000874099 Jy ! Component: 1800 - total flux cleaned = -0.0008803 Jy ! Component: 1850 - total flux cleaned = -0.000895677 Jy ! Component: 1900 - total flux cleaned = -0.000904781 Jy ! Component: 1950 - total flux cleaned = -0.000916773 Jy ! Component: 2000 - total flux cleaned = -0.000931637 Jy ! Component: 2050 - total flux cleaned = -0.000943416 Jy ! Component: 2100 - total flux cleaned = -0.00096953 Jy ! Component: 2150 - total flux cleaned = -0.000986761 Jy ! Component: 2200 - total flux cleaned = -0.00100671 Jy ! Component: 2250 - total flux cleaned = -0.00101798 Jy ! Component: 2300 - total flux cleaned = -0.00102925 Jy ! Component: 2350 - total flux cleaned = -0.00105431 Jy ! Component: 2400 - total flux cleaned = -0.00106813 Jy ! Component: 2450 - total flux cleaned = -0.00109001 Jy ! Component: 2500 - total flux cleaned = -0.00110361 Jy ! Component: 2550 - total flux cleaned = -0.00111981 Jy ! Component: 2600 - total flux cleaned = -0.00113323 Jy ! Component: 2650 - total flux cleaned = -0.00115719 Jy ! Component: 2700 - total flux cleaned = -0.00117304 Jy ! Component: 2750 - total flux cleaned = -0.00118618 Jy ! Component: 2800 - total flux cleaned = -0.00119664 Jy ! Component: 2850 - total flux cleaned = -0.00120964 Jy ! Component: 2900 - total flux cleaned = -0.00121224 Jy ! Component: 2950 - total flux cleaned = -0.00123024 Jy ! Component: 3000 - total flux cleaned = -0.00125069 Jy ! Component: 3050 - total flux cleaned = -0.00126088 Jy ! Component: 3100 - total flux cleaned = -0.00128366 Jy ! Component: 3150 - total flux cleaned = -0.00129374 Jy ! Component: 3200 - total flux cleaned = -0.00130628 Jy ! Component: 3250 - total flux cleaned = -0.00132872 Jy ! Component: 3300 - total flux cleaned = -0.0013436 Jy ! Component: 3350 - total flux cleaned = -0.00135844 Jy ! Component: 3400 - total flux cleaned = -0.00137811 Jy ! Component: 3450 - total flux cleaned = -0.00139036 Jy ! Component: 3500 - total flux cleaned = -0.00140745 Jy ! Component: 3550 - total flux cleaned = -0.00142201 Jy ! Component: 3600 - total flux cleaned = -0.00144137 Jy ! Component: 3650 - total flux cleaned = -0.00146306 Jy ! Component: 3700 - total flux cleaned = -0.00148226 Jy ! Component: 3750 - total flux cleaned = -0.00149661 Jy ! Component: 3800 - total flux cleaned = -0.00150853 Jy ! Component: 3850 - total flux cleaned = -0.0015204 Jy ! Component: 3900 - total flux cleaned = -0.00153698 Jy ! Component: 3950 - total flux cleaned = -0.00155347 Jy ! Component: 4000 - total flux cleaned = -0.00156287 Jy ! Component: 4050 - total flux cleaned = -0.00156988 Jy ! Total flux subtracted in 4096 components = -0.00157454 Jy ! Clean residual min=-0.000137 max=0.000159 Jy/beam ! Clean residual mean=-0.000001 rms=0.000042 Jy/beam ! Combined flux in latest and established models = 0.0299574 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 362 components and 0.0299574 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1925+2815_X_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.683 x 3.09 at 2.225 degrees (North through East) ! Clean map min=-0.00025224 max=0.030108 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1925+2815_X_20180619_map.fits wmodel /tmp/maps//J1925+2815_X_20180619_map.mod ! Writing 362 model components to file: /tmp/maps//J1925+2815_X_20180619_map.mod wobs /tmp/maps//J1925+2815_X_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J1925+2815_X_20180619_uvs.fits wwins /tmp/maps//J1925+2815_X_20180619_map.win ! wwins: Wrote 2 windows to /tmp/maps//J1925+2815_X_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0301077 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 3.83071e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.381701 0.381701 0.763401 1.5268 3.0536 6.10721 12.2144 24.4288 48.8577 97.7154 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 785.956 quit ! Quitting program ! Log file /tmp/maps//J1925+2815_X_20180619_dfm.log closed on Wed Jul 4 23:36:17 2018