! Started logfile: /vlbi/uf001/uva//J1504-0248_X_a_dfm.log on Mon Jan 14 03:10:18 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1504-0248_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1504-0248_X_a_uva.fits ! AN table 1: 110 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.859848 visibilities/baseline/integration-bin. ! Found source: J1504-0248 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 40860 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1504-0248_X_a] 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 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002936Jy sigma=22.390468 ! Fit after self-cal, rms=0.970639Jy sigma=21.656319 ! 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=0.7942 mas, bmaj=3.619 mas, bpa=-16.52 degrees ! Estimated noise=0.373644 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 = 0.0234514 Jy ! Component: 100 - total flux cleaned = 0.0286594 Jy ! Total flux subtracted in 100 components = 0.0286594 Jy ! Clean residual min=-0.003226 max=0.003448 Jy/beam ! Clean residual mean=0.000003 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.0286594 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0286594 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060227Jy sigma=1.238690 ! Fit after self-cal, rms=0.058655Jy sigma=1.201853 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445987 Jy ! Component: 100 - total flux cleaned = 0.00662598 Jy ! Total flux subtracted in 100 components = 0.00662598 Jy ! Clean residual min=-0.003033 max=0.002987 Jy/beam ! Clean residual mean=0.000003 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.0352854 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.0352854 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058249Jy sigma=1.190126 ! Fit after self-cal, rms=0.058252Jy sigma=1.189574 ! 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=1.053 mas, bmaj=3.672 mas, bpa=-15.03 degrees ! Estimated noise=0.161739 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 (-1.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00357297 Jy ! Component: 100 - total flux cleaned = 0.00572367 Jy ! Component: 150 - total flux cleaned = 0.00720664 Jy ! Component: 200 - total flux cleaned = 0.00813912 Jy ! Total flux subtracted in 200 components = 0.00813912 Jy ! Clean residual min=-0.002606 max=0.001895 Jy/beam ! Clean residual mean=0.000003 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.0434245 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 69 components and 0.0434245 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058044Jy sigma=1.182383 ! Fit after self-cal, rms=0.058038Jy sigma=1.180989 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.053 x 3.672 at -15.03 degrees (North through East) ! Clean map min=-0.0027188 max=0.032735 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.13 HN 1.04 KP 0.99 ! LA 0.75 MK 1.13 NL 1.26 OV 1.13 ! PT 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 HN 1.03 KP 1.04 ! LA 0.76 MK 1.28 NL 1.25 OV 1.10 ! PT 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.15 KP 1.16 ! LA 0.75 MK 1.12 NL 1.30 OV 1.04 ! PT 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.07 HN 0.99 KP 1.12 ! LA 0.75 MK 1.08 NL 1.25 OV 1.03 ! PT 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 HN 0.99 KP 1.10 ! LA 0.76 MK 1.16 NL 1.22 OV 1.07 ! PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.09 HN 0.98 KP 1.10 ! LA 0.73 MK 1.06 NL 1.26 OV 1.05 ! PT 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.11 HN 0.88 KP 1.14 ! LA 0.71 MK 1.08 NL 1.30 OV 0.99 ! PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 0.97 KP 1.11 ! LA 0.73 MK 1.07 NL 1.24 OV 1.00 ! PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.16 HN 0.81 KP 1.06 ! LA 0.71 MK 1.02 NL 1.24 OV 1.03 ! PT 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.96 KP 1.07 ! LA 0.74 MK 1.05 NL 1.25 OV 1.04 ! PT 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 0.86 KP 1.04 ! LA 0.75 MK 0.92 NL 1.27 OV 0.99 ! PT 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.93 HN 0.88 KP 1.07 ! LA 0.75 MK 0.94 NL 1.29 OV 0.96 ! PT 0.94 ! ! ! Fit before self-cal, rms=0.058038Jy sigma=1.180989 ! Fit after self-cal, rms=0.058851Jy sigma=1.168476 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.074 mas, bmaj=3.731 mas, bpa=-14.73 degrees ! Estimated noise=0.162316 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 = 0.00054124 Jy ! Component: 100 - total flux cleaned = 0.000389747 Jy ! Component: 150 - total flux cleaned = 0.000335694 Jy ! Component: 200 - total flux cleaned = 0.000320591 Jy ! Total flux subtracted in 200 components = 0.000320591 Jy ! Clean residual min=-0.000843 max=0.000761 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0437451 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 91 components and 0.0437451 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058832Jy sigma=1.168071 ! Fit after self-cal, rms=0.059410Jy sigma=1.163077 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059410Jy sigma=1.163077 ! Fit after self-cal, rms=0.062463Jy sigma=1.159858 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=3.762 mas, bpa=-14.7 degrees ! Estimated noise=0.165201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.71816e-05 Jy ! Component: 100 - total flux cleaned = -0.000151755 Jy ! Component: 150 - total flux cleaned = -0.000224849 Jy ! Component: 200 - total flux cleaned = -0.000272456 Jy ! Total flux subtracted in 200 components = -0.000272456 Jy ! Clean residual min=-0.000906 max=0.000830 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0434726 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 0.0434726 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062446Jy sigma=1.159572 ! Fit after self-cal, rms=0.062862Jy sigma=1.158170 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000411432 Jy ! Component: 100 - total flux cleaned = -0.000691228 Jy ! Component: 150 - total flux cleaned = -0.000789444 Jy ! Component: 200 - total flux cleaned = -0.00089069 Jy ! Total flux subtracted in 200 components = -0.00089069 Jy ! Clean residual min=-0.001084 max=0.000907 Jy/beam ! Clean residual mean=0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0425819 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 106 components and 0.0425819 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062839Jy sigma=1.157952 ! Fit after self-cal, rms=0.062880Jy sigma=1.157684 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062880Jy sigma=1.157684 ! Fit after self-cal, rms=0.064480Jy sigma=1.156939 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.083 mas, bmaj=3.773 mas, bpa=-14.66 degrees ! Estimated noise=0.165493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.73888e-06 Jy ! Component: 100 - total flux cleaned = -0.000129142 Jy ! Component: 150 - total flux cleaned = -0.000212838 Jy ! Component: 200 - total flux cleaned = -0.000257808 Jy ! Total flux subtracted in 200 components = -0.000257808 Jy ! Clean residual min=-0.000832 max=0.000875 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0423241 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 110 components and 0.0423241 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064467Jy sigma=1.156765 ! Fit after self-cal, rms=0.064698Jy sigma=1.156304 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000235792 Jy ! Component: 100 - total flux cleaned = -0.000398785 Jy ! Component: 150 - total flux cleaned = -0.000475022 Jy ! Component: 200 - total flux cleaned = -0.000515452 Jy ! Total flux subtracted in 200 components = -0.000515452 Jy ! Clean residual min=-0.000956 max=0.000846 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0418087 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 111 components and 0.0418087 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064683Jy sigma=1.156196 ! Fit after self-cal, rms=0.064717Jy sigma=1.156103 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064717Jy sigma=1.156103 ! Fit after self-cal, rms=0.065647Jy sigma=1.155895 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.347 mas, bmaj=4.201 mas, bpa=-3.221 degrees ! Estimated noise=0.181509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.44225e-05 Jy ! Component: 100 - total flux cleaned = -3.98149e-05 Jy ! Component: 150 - total flux cleaned = -8.88514e-05 Jy ! Component: 200 - total flux cleaned = -0.000120712 Jy ! Total flux subtracted in 200 components = -0.000120712 Jy ! Clean residual min=-0.000943 max=0.000921 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.041688 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 118 components and 0.041688 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065641Jy sigma=1.155789 ! Fit after self-cal, rms=0.065759Jy sigma=1.155651 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 = -7.14944e-06 Jy ! Component: 100 - total flux cleaned = -0.000111855 Jy ! Component: 150 - total flux cleaned = -0.000171286 Jy ! Component: 200 - total flux cleaned = -0.000231577 Jy ! Total flux subtracted in 200 components = -0.000231577 Jy ! Clean residual min=-0.000933 max=0.000839 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0414564 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 123 components and 0.0414564 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065752Jy sigma=1.155579 ! Fit after self-cal, rms=0.065765Jy sigma=1.155528 ! 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=1.081 mas, bmaj=3.783 mas, bpa=-14.63 degrees ! Estimated noise=0.165326 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.081 x 3.783 at -14.63 degrees (North through East) ! Clean map min=-0.0018589 max=0.031032 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=0.8115 mas, bmaj=3.687 mas, bpa=-16.17 degrees ! Estimated noise=0.38755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025421 Jy ! Component: 100 - total flux cleaned = 0.0328966 Jy ! Component: 150 - total flux cleaned = 0.0352651 Jy ! Component: 200 - total flux cleaned = 0.0360403 Jy ! Total flux subtracted in 200 components = 0.0360403 Jy ! Clean residual min=-0.002112 max=0.002115 Jy/beam ! Clean residual mean=0.000001 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.0360403 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0360403 Jy ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=3.783 mas, bpa=-14.63 degrees ! Estimated noise=0.165326 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 = 0.00267897 Jy ! Component: 100 - total flux cleaned = 0.00366353 Jy ! Component: 150 - total flux cleaned = 0.00393381 Jy ! Component: 200 - total flux cleaned = 0.00400939 Jy ! Total flux subtracted in 200 components = 0.00400939 Jy ! Clean residual min=-0.001217 max=0.000978 Jy/beam ! Clean residual mean=0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0400497 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 52 components and 0.0400497 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=2.347 mas, bmaj=4.201 mas, bpa=-3.221 degrees ! Estimated noise=0.181509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445267 Jy ! Component: 100 - total flux cleaned = 0.000496162 Jy ! Component: 150 - total flux cleaned = 0.000516553 Jy ! Component: 200 - total flux cleaned = 0.00055189 Jy ! Total flux subtracted in 200 components = 0.00055189 Jy ! Clean residual min=-0.000935 max=0.000823 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0406015 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 = 4.50998e-05 Jy ! Component: 100 - total flux cleaned = 5.8385e-05 Jy ! Component: 150 - total flux cleaned = 9.5095e-05 Jy ! Component: 200 - total flux cleaned = 0.000117198 Jy ! Total flux subtracted in 200 components = 0.000117198 Jy ! Clean residual min=-0.000927 max=0.000820 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0407187 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 101 components and 0.0407187 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=3.783 mas, bpa=-14.63 degrees ! Estimated noise=0.165326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.69857e-06 Jy ! Component: 100 - total flux cleaned = 2.68027e-05 Jy ! Component: 150 - total flux cleaned = 9.78073e-05 Jy ! Component: 200 - total flux cleaned = 0.000150348 Jy ! Total flux subtracted in 200 components = 0.000150348 Jy ! Clean residual min=-0.000928 max=0.000834 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0408691 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 0.0408691 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065761Jy sigma=1.155666 ! Fit after self-cal, rms=0.065753Jy sigma=1.155450 wmodel J1504-0248_X_a_map.mod ! Writing 116 model components to file: J1504-0248_X_a_map.mod wobs J1504-0248_X_a_uvs.fits ! Writing UV FITS file: J1504-0248_X_a_uvs.fits wwins J1504-0248_X_a_map.win ! wwins: Wrote 2 windows to J1504-0248_X_a_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 = -0.00041158 Jy ! Component: 100 - total flux cleaned = -0.000575409 Jy ! Component: 150 - total flux cleaned = -0.000645326 Jy ! Component: 200 - total flux cleaned = -0.000752904 Jy ! Component: 250 - total flux cleaned = -0.000804963 Jy ! Component: 300 - total flux cleaned = -0.000880749 Jy ! Component: 350 - total flux cleaned = -0.000966403 Jy ! Component: 400 - total flux cleaned = -0.00103769 Jy ! Component: 450 - total flux cleaned = -0.00106081 Jy ! Component: 500 - total flux cleaned = -0.00110622 Jy ! Component: 550 - total flux cleaned = -0.00113963 Jy ! Component: 600 - total flux cleaned = -0.00121617 Jy ! Component: 650 - total flux cleaned = -0.00126973 Jy ! Component: 700 - total flux cleaned = -0.00132258 Jy ! Component: 750 - total flux cleaned = -0.00141552 Jy ! Component: 800 - total flux cleaned = -0.00147641 Jy ! Component: 850 - total flux cleaned = -0.00153624 Jy ! Component: 900 - total flux cleaned = -0.00158528 Jy ! Component: 950 - total flux cleaned = -0.00163356 Jy ! Component: 1000 - total flux cleaned = -0.00167156 Jy ! Component: 1050 - total flux cleaned = -0.0016997 Jy ! Component: 1100 - total flux cleaned = -0.00173664 Jy ! Component: 1150 - total flux cleaned = -0.00173671 Jy ! Component: 1200 - total flux cleaned = -0.00179087 Jy ! Component: 1250 - total flux cleaned = -0.00182641 Jy ! Component: 1300 - total flux cleaned = -0.00185268 Jy ! Component: 1350 - total flux cleaned = -0.00187 Jy ! Component: 1400 - total flux cleaned = -0.00188708 Jy ! Component: 1450 - total flux cleaned = -0.00192929 Jy ! Component: 1500 - total flux cleaned = -0.00197941 Jy ! Component: 1550 - total flux cleaned = -0.00197948 Jy ! Component: 1600 - total flux cleaned = -0.002061 Jy ! Component: 1650 - total flux cleaned = -0.00210954 Jy ! Component: 1700 - total flux cleaned = -0.00211762 Jy ! Component: 1750 - total flux cleaned = -0.00215725 Jy ! Component: 1800 - total flux cleaned = -0.00218082 Jy ! Component: 1850 - total flux cleaned = -0.00223512 Jy ! Component: 1900 - total flux cleaned = -0.0022735 Jy ! Component: 1950 - total flux cleaned = -0.0022888 Jy ! Component: 2000 - total flux cleaned = -0.00234152 Jy ! Component: 2050 - total flux cleaned = -0.00237893 Jy ! Component: 2100 - total flux cleaned = -0.00241589 Jy ! Component: 2150 - total flux cleaned = -0.00243791 Jy ! Component: 2200 - total flux cleaned = -0.00245979 Jy ! Component: 2250 - total flux cleaned = -0.00247424 Jy ! Component: 2300 - total flux cleaned = -0.00248851 Jy ! Component: 2350 - total flux cleaned = -0.00248866 Jy ! Component: 2400 - total flux cleaned = -0.00251691 Jy ! Component: 2450 - total flux cleaned = -0.00255888 Jy ! Component: 2500 - total flux cleaned = -0.00257278 Jy ! Component: 2550 - total flux cleaned = -0.00257964 Jy ! Component: 2600 - total flux cleaned = -0.00260692 Jy ! Component: 2650 - total flux cleaned = -0.00259332 Jy ! Component: 2700 - total flux cleaned = -0.00259339 Jy ! Component: 2750 - total flux cleaned = -0.00262696 Jy ! Component: 2800 - total flux cleaned = -0.00263354 Jy ! Component: 2850 - total flux cleaned = -0.00264674 Jy ! Component: 2900 - total flux cleaned = -0.00264681 Jy ! Component: 2950 - total flux cleaned = -0.00267275 Jy ! Component: 3000 - total flux cleaned = -0.00267921 Jy ! Component: 3050 - total flux cleaned = -0.00267281 Jy ! Component: 3100 - total flux cleaned = -0.0026919 Jy ! Component: 3150 - total flux cleaned = -0.00268555 Jy ! Component: 3200 - total flux cleaned = -0.00269811 Jy ! Component: 3250 - total flux cleaned = -0.00271055 Jy ! Component: 3300 - total flux cleaned = -0.00271053 Jy ! Component: 3350 - total flux cleaned = -0.0027105 Jy ! Component: 3400 - total flux cleaned = -0.00271059 Jy ! Component: 3450 - total flux cleaned = -0.00272884 Jy ! Component: 3500 - total flux cleaned = -0.00272279 Jy ! Component: 3550 - total flux cleaned = -0.00276482 Jy ! Component: 3600 - total flux cleaned = -0.00274693 Jy ! Component: 3650 - total flux cleaned = -0.00277658 Jy ! Component: 3700 - total flux cleaned = -0.00281781 Jy ! Component: 3750 - total flux cleaned = -0.00281774 Jy ! Component: 3800 - total flux cleaned = -0.00284106 Jy ! Component: 3850 - total flux cleaned = -0.00287004 Jy ! Component: 3900 - total flux cleaned = -0.00285855 Jy ! Component: 3950 - total flux cleaned = -0.00288722 Jy ! Component: 4000 - total flux cleaned = -0.00289286 Jy ! Component: 4050 - total flux cleaned = -0.00291556 Jy ! Total flux subtracted in 4096 components = -0.00293808 Jy ! Clean residual min=-0.000342 max=0.000318 Jy/beam ! Clean residual mean=0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.037931 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 394 components and 0.037931 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1504-0248_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.081 x 3.783 at -14.63 degrees (North through East) ! Clean map min=-0.0018281 max=0.030885 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1504-0248_X_a_map.fits wmodel /vlbi/uf001/uva//J1504-0248_X_a_map.mod ! Writing 394 model components to file: /vlbi/uf001/uva//J1504-0248_X_a_map.mod wobs /vlbi/uf001/uva//J1504-0248_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1504-0248_X_a_uvs.fits wwins /vlbi/uf001/uva//J1504-0248_X_a_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1504-0248_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0308849 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000101352 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.984486 0.984486 1.96897 3.93794 7.87589 15.7518 31.5035 63.0071 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 304.727 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1504-0248_X_a_dfm.log closed on Mon Jan 14 03:10:24 2019