! Started logfile: /vlbi/uf001/uva//J1848+2131_X_dfm.log on Mon Jan 14 04:48:07 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//J1848+2131_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1848+2131_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1848+2131 ! ! 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 30780 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 J1848+2131_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002297Jy sigma=25.666914 ! Fit after self-cal, rms=0.967918Jy sigma=24.783673 ! 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=0.7022 mas, bmaj=1.553 mas, bpa=-6.019 degrees ! Estimated noise=0.29478 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 = 0.0246198 Jy ! Component: 100 - total flux cleaned = 0.0303774 Jy ! Total flux subtracted in 100 components = 0.0303774 Jy ! Clean residual min=-0.002041 max=0.002876 Jy/beam ! Clean residual mean=0.000004 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.0303774 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0303774 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=0.056678Jy sigma=1.356446 ! Fit after self-cal, rms=0.054746Jy sigma=1.305622 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00483928 Jy ! Component: 100 - total flux cleaned = 0.0071259 Jy ! Total flux subtracted in 100 components = 0.0071259 Jy ! Clean residual min=-0.001855 max=0.002841 Jy/beam ! Clean residual mean=0.000003 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.0375033 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.0375033 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=0.054143Jy sigma=1.289453 ! Fit after self-cal, rms=0.054143Jy sigma=1.289230 ! Inverting map ! Added new window around map position (-1.2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00252785 Jy ! Component: 100 - total flux cleaned = 0.00399531 Jy ! Total flux subtracted in 100 components = 0.00399531 Jy ! Clean residual min=-0.001761 max=0.001819 Jy/beam ! Clean residual mean=0.000002 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0414986 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 29 components and 0.0414986 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=0.053958Jy sigma=1.283924 ! Fit after self-cal, rms=0.053947Jy sigma=1.283352 ! 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=0.909 mas, bmaj=1.853 mas, bpa=-4.675 degrees ! Estimated noise=0.165445 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 = 0.00256455 Jy ! Component: 100 - total flux cleaned = 0.00397361 Jy ! Component: 150 - total flux cleaned = 0.0049478 Jy ! Component: 200 - total flux cleaned = 0.00564068 Jy ! Total flux subtracted in 200 components = 0.00564068 Jy ! Clean residual min=-0.001331 max=0.001932 Jy/beam ! Clean residual mean=-0.000000 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0471393 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 0.0471393 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=0.053823Jy sigma=1.279703 ! Fit after self-cal, rms=0.053802Jy sigma=1.278748 ! Inverting map ! Added new window around map position (-2, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193296 Jy ! Component: 100 - total flux cleaned = 0.00280934 Jy ! Component: 150 - total flux cleaned = 0.0031383 Jy ! Component: 200 - total flux cleaned = 0.00343734 Jy ! Total flux subtracted in 200 components = 0.00343734 Jy ! Clean residual min=-0.001178 max=0.001681 Jy/beam ! Clean residual mean=-0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0505766 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 63 components and 0.0505766 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=0.053723Jy sigma=1.276413 ! Fit after self-cal, rms=0.053690Jy sigma=1.275989 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.909 x 1.853 at -4.675 degrees (North through East) ! Clean map min=-0.0010998 max=0.035791 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.04 HN 0.95 KP 1.05 ! LA 1.05 MK 1.05 NL 1.11 OV 0.96 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.99 HN 0.94 KP 1.09 ! LA 0.99 MK 1.10 NL 1.12 OV 0.97 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.01 HN 0.87 KP 1.14 ! LA 1.01 MK 1.05 NL 1.16 OV 0.92 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.08 HN 1.02 KP 1.04 ! LA 0.95 MK 0.99 NL 1.08 OV 0.95 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 0.96 KP 1.13 ! LA 1.06 MK 0.93 NL 1.21 OV 0.98 ! PT 0.81 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.94 KP 1.15 ! LA 1.01 MK 1.13 NL 1.05 OV 1.00 ! PT 0.88 SC 0.85 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.00 KP 1.03 ! LA 1.02 MK 0.99 NL 1.16 OV 0.96 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 0.89 KP 1.07 ! LA 0.98 MK 1.04 NL 1.09 OV 0.93 ! PT 0.88 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.98 KP 1.04 ! LA 0.98 MK 0.93 NL 1.17 OV 0.91 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.90 KP 1.01 ! LA 0.99 MK 1.01 NL 1.12 OV 1.02 ! PT 0.76 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.90 KP 1.08 ! LA 0.93 MK 0.94 NL 1.23 OV 0.96 ! PT 0.87 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.88 KP 1.06 ! LA 0.95 MK 0.97 NL 1.19 OV 0.97 ! PT 0.85 SC 0.87 ! ! ! Fit before self-cal, rms=0.053690Jy sigma=1.275989 ! Fit after self-cal, rms=0.052447Jy sigma=1.270286 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.902 mas, bmaj=1.855 mas, bpa=-4.217 degrees ! Estimated noise=0.165473 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 (25.2, -19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000629649 Jy ! Component: 100 - total flux cleaned = 0.000533502 Jy ! Component: 150 - total flux cleaned = 0.000309914 Jy ! Component: 200 - total flux cleaned = 0.00015398 Jy ! Total flux subtracted in 200 components = 0.00015398 Jy ! Clean residual min=-0.000898 max=0.000841 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0507306 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.0507306 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=0.052419Jy sigma=1.269563 ! Fit after self-cal, rms=0.052451Jy sigma=1.268700 ! 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=0.052451Jy sigma=1.268700 ! Fit after self-cal, rms=0.053368Jy sigma=1.265141 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.901 mas, bmaj=1.848 mas, bpa=-4.274 degrees ! Estimated noise=0.165731 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.41267e-06 Jy ! Component: 100 - total flux cleaned = -8.05941e-05 Jy ! Component: 150 - total flux cleaned = -0.000207807 Jy ! Component: 200 - total flux cleaned = -0.000307194 Jy ! Total flux subtracted in 200 components = -0.000307194 Jy ! Clean residual min=-0.000848 max=0.000816 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0504234 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 94 components and 0.0504234 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=0.053356Jy sigma=1.264847 ! Fit after self-cal, rms=0.053399Jy sigma=1.264185 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 = -5.63762e-05 Jy ! Component: 100 - total flux cleaned = -0.000197593 Jy ! Component: 150 - total flux cleaned = -0.000273435 Jy ! Component: 200 - total flux cleaned = -0.000319628 Jy ! Total flux subtracted in 200 components = -0.000319628 Jy ! Clean residual min=-0.000842 max=0.000823 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0501038 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 103 components and 0.0501038 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=0.053392Jy sigma=1.264038 ! Fit after self-cal, rms=0.053390Jy sigma=1.264018 ! 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=0.053390Jy sigma=1.264018 ! Fit after self-cal, rms=0.053662Jy sigma=1.263863 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8989 mas, bmaj=1.847 mas, bpa=-4.22 degrees ! Estimated noise=0.165546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.39076e-05 Jy ! Component: 100 - total flux cleaned = -0.000171163 Jy ! Component: 150 - total flux cleaned = -0.000230483 Jy ! Component: 200 - total flux cleaned = -0.000262993 Jy ! Total flux subtracted in 200 components = -0.000262993 Jy ! Clean residual min=-0.000836 max=0.000836 Jy/beam ! Clean residual mean=-0.000001 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0498408 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 106 components and 0.0498408 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=0.053655Jy sigma=1.263727 ! Fit after self-cal, rms=0.053667Jy sigma=1.263560 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 = -5.72592e-05 Jy ! Component: 100 - total flux cleaned = -0.000133731 Jy ! Component: 150 - total flux cleaned = -0.000164831 Jy ! Component: 200 - total flux cleaned = -0.000193832 Jy ! Total flux subtracted in 200 components = -0.000193832 Jy ! Clean residual min=-0.000836 max=0.000816 Jy/beam ! Clean residual mean=-0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0496469 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 115 components and 0.0496469 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=0.053663Jy sigma=1.263473 ! Fit after self-cal, rms=0.053663Jy sigma=1.263461 ! 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=0.053663Jy sigma=1.263461 ! Fit after self-cal, rms=0.053663Jy sigma=1.263425 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.083 mas, bmaj=2.861 mas, bpa=-2.78 degrees ! Estimated noise=0.210052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.67343e-05 Jy ! Component: 100 - total flux cleaned = -7.65292e-05 Jy ! Component: 150 - total flux cleaned = -0.000117766 Jy ! Component: 200 - total flux cleaned = -0.000152468 Jy ! Total flux subtracted in 200 components = -0.000152468 Jy ! Clean residual min=-0.000797 max=0.000901 Jy/beam ! Clean residual mean=-0.000002 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0494945 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 126 components and 0.0494945 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=0.053661Jy sigma=1.263383 ! Fit after self-cal, rms=0.053665Jy sigma=1.263364 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) ! Added new window around map position (8.6, -23.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000796363 Jy ! Component: 100 - total flux cleaned = 0.00108446 Jy ! Component: 150 - total flux cleaned = 0.00116749 Jy ! Component: 200 - total flux cleaned = 0.00122815 Jy ! Total flux subtracted in 200 components = 0.00122815 Jy ! Clean residual min=-0.000691 max=0.000839 Jy/beam ! Clean residual mean=-0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0507226 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 156 components and 0.0507226 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=0.053654Jy sigma=1.263141 ! Fit after self-cal, rms=0.053655Jy sigma=1.263099 ! Inverting map ! Added new window around map position (41.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000647342 Jy ! Component: 100 - total flux cleaned = 0.000900377 Jy ! Component: 150 - total flux cleaned = 0.00107736 Jy ! Component: 200 - total flux cleaned = 0.00117687 Jy ! Total flux subtracted in 200 components = 0.00117687 Jy ! Clean residual min=-0.000695 max=0.000702 Jy/beam ! Clean residual mean=-0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0518995 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 181 components and 0.0518995 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=0.053642Jy sigma=1.262835 ! Fit after self-cal, rms=0.053638Jy sigma=1.262793 ! 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=0.8969 mas, bmaj=1.846 mas, bpa=-4.154 degrees ! Estimated noise=0.165268 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8969 x 1.846 at -4.154 degrees (North through East) ! Clean map min=-0.0008282 max=0.035671 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=0.6945 mas, bmaj=1.544 mas, bpa=-5.574 degrees ! Estimated noise=0.290096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0265562 Jy ! Component: 100 - total flux cleaned = 0.0340903 Jy ! Component: 150 - total flux cleaned = 0.038323 Jy ! Component: 200 - total flux cleaned = 0.0410477 Jy ! Total flux subtracted in 200 components = 0.0410477 Jy ! Clean residual min=-0.001777 max=0.001715 Jy/beam ! Clean residual mean=0.000002 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0410477 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0410477 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8969 mas, bmaj=1.846 mas, bpa=-4.154 degrees ! Estimated noise=0.165268 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 = 0.00303168 Jy ! Component: 100 - total flux cleaned = 0.0047795 Jy ! Component: 150 - total flux cleaned = 0.00605435 Jy ! Component: 200 - total flux cleaned = 0.00685123 Jy ! Total flux subtracted in 200 components = 0.00685123 Jy ! Clean residual min=-0.000937 max=0.000905 Jy/beam ! Clean residual mean=-0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0478989 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 43 components and 0.0478989 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=2.083 mas, bmaj=2.861 mas, bpa=-2.78 degrees ! Estimated noise=0.210052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124884 Jy ! Component: 100 - total flux cleaned = 0.00200364 Jy ! Component: 150 - total flux cleaned = 0.00267056 Jy ! Component: 200 - total flux cleaned = 0.00308357 Jy ! Total flux subtracted in 200 components = 0.00308357 Jy ! Clean residual min=-0.000832 max=0.000715 Jy/beam ! Clean residual mean=-0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0509825 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 = 0.000298022 Jy ! Component: 100 - total flux cleaned = 0.000526077 Jy ! Component: 150 - total flux cleaned = 0.000698996 Jy ! Component: 200 - total flux cleaned = 0.000877163 Jy ! Total flux subtracted in 200 components = 0.000877163 Jy ! Clean residual min=-0.000770 max=0.000685 Jy/beam ! Clean residual mean=-0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0518597 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 97 components and 0.0518596 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8969 mas, bmaj=1.846 mas, bpa=-4.154 degrees ! Estimated noise=0.165268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000267842 Jy ! Component: 100 - total flux cleaned = 0.000240487 Jy ! Component: 150 - total flux cleaned = 0.000240752 Jy ! Component: 200 - total flux cleaned = 0.000217617 Jy ! Total flux subtracted in 200 components = 0.000217617 Jy ! Clean residual min=-0.000812 max=0.000772 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0520773 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 123 components and 0.0520773 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=0.053650Jy sigma=1.263112 ! Fit after self-cal, rms=0.053644Jy sigma=1.262973 wmodel J1848+2131_X_map.mod ! Writing 123 model components to file: J1848+2131_X_map.mod wobs J1848+2131_X_uvs.fits ! Writing UV FITS file: J1848+2131_X_uvs.fits wwins J1848+2131_X_map.win ! wwins: Wrote 6 windows to J1848+2131_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 = 3.9499e-06 Jy ! Component: 100 - total flux cleaned = 0.00019257 Jy ! Component: 150 - total flux cleaned = 0.000252994 Jy ! Component: 200 - total flux cleaned = 0.000252662 Jy ! Component: 250 - total flux cleaned = 0.000241142 Jy ! Component: 300 - total flux cleaned = 0.000241102 Jy ! Component: 350 - total flux cleaned = 0.000252134 Jy ! Component: 400 - total flux cleaned = 0.000252003 Jy ! Component: 450 - total flux cleaned = 0.000230481 Jy ! Component: 500 - total flux cleaned = 0.000209242 Jy ! Component: 550 - total flux cleaned = 0.000230294 Jy ! Component: 600 - total flux cleaned = 0.0001783 Jy ! Component: 650 - total flux cleaned = 0.00019896 Jy ! Component: 700 - total flux cleaned = 0.000199166 Jy ! Component: 750 - total flux cleaned = 0.000199052 Jy ! Component: 800 - total flux cleaned = 0.00022891 Jy ! Component: 850 - total flux cleaned = 0.000189337 Jy ! Component: 900 - total flux cleaned = 0.000169932 Jy ! Component: 950 - total flux cleaned = 0.000160276 Jy ! Component: 1000 - total flux cleaned = 0.000141142 Jy ! Component: 1050 - total flux cleaned = 0.000122186 Jy ! Component: 1100 - total flux cleaned = 0.000103447 Jy ! Component: 1150 - total flux cleaned = 9.41599e-05 Jy ! Component: 1200 - total flux cleaned = 8.48226e-05 Jy ! Component: 1250 - total flux cleaned = 4.82475e-05 Jy ! Component: 1300 - total flux cleaned = 1.206e-05 Jy ! Component: 1350 - total flux cleaned = 1.21372e-05 Jy ! Component: 1400 - total flux cleaned = 3.16229e-06 Jy ! Component: 1450 - total flux cleaned = -4.09659e-05 Jy ! Component: 1500 - total flux cleaned = -5.94065e-06 Jy ! Component: 1550 - total flux cleaned = -9.30244e-05 Jy ! Component: 1600 - total flux cleaned = -8.44261e-05 Jy ! Component: 1650 - total flux cleaned = -0.000135929 Jy ! Component: 1700 - total flux cleaned = -0.000161548 Jy ! Component: 1750 - total flux cleaned = -0.000110753 Jy ! Component: 1800 - total flux cleaned = -0.000220011 Jy ! Component: 1850 - total flux cleaned = -0.000219881 Jy ! Component: 1900 - total flux cleaned = -0.00022821 Jy ! Component: 1950 - total flux cleaned = -0.000252858 Jy ! Component: 2000 - total flux cleaned = -0.000269255 Jy ! Component: 2050 - total flux cleaned = -0.000293653 Jy ! Component: 2100 - total flux cleaned = -0.000309927 Jy ! Component: 2150 - total flux cleaned = -0.000285775 Jy ! Component: 2200 - total flux cleaned = -0.000317811 Jy ! Component: 2250 - total flux cleaned = -0.000357549 Jy ! Component: 2300 - total flux cleaned = -0.000381189 Jy ! Component: 2350 - total flux cleaned = -0.000341877 Jy ! Component: 2400 - total flux cleaned = -0.000380824 Jy ! Component: 2450 - total flux cleaned = -0.000388609 Jy ! Component: 2500 - total flux cleaned = -0.00037325 Jy ! Component: 2550 - total flux cleaned = -0.000373199 Jy ! Component: 2600 - total flux cleaned = -0.000411433 Jy ! Component: 2650 - total flux cleaned = -0.000403865 Jy ! Component: 2700 - total flux cleaned = -0.000434121 Jy ! Component: 2750 - total flux cleaned = -0.000456692 Jy ! Component: 2800 - total flux cleaned = -0.000464249 Jy ! Component: 2850 - total flux cleaned = -0.000479167 Jy ! Component: 2900 - total flux cleaned = -0.000508841 Jy ! Component: 2950 - total flux cleaned = -0.000545744 Jy ! Component: 3000 - total flux cleaned = -0.000531105 Jy ! Component: 3050 - total flux cleaned = -0.000523821 Jy ! Component: 3100 - total flux cleaned = -0.000516578 Jy ! Component: 3150 - total flux cleaned = -0.000545539 Jy ! Component: 3200 - total flux cleaned = -0.000559933 Jy ! Component: 3250 - total flux cleaned = -0.000602944 Jy ! Component: 3300 - total flux cleaned = -0.000560188 Jy ! Component: 3350 - total flux cleaned = -0.000595647 Jy ! Component: 3400 - total flux cleaned = -0.000602708 Jy ! Component: 3450 - total flux cleaned = -0.000595702 Jy ! Component: 3500 - total flux cleaned = -0.000609717 Jy ! Component: 3550 - total flux cleaned = -0.000595799 Jy ! Component: 3600 - total flux cleaned = -0.000561036 Jy ! Component: 3650 - total flux cleaned = -0.000630095 Jy ! Component: 3700 - total flux cleaned = -0.000623205 Jy ! Component: 3750 - total flux cleaned = -0.000623252 Jy ! Component: 3800 - total flux cleaned = -0.000643728 Jy ! Component: 3850 - total flux cleaned = -0.000596243 Jy ! Component: 3900 - total flux cleaned = -0.000616518 Jy ! Component: 3950 - total flux cleaned = -0.000629985 Jy ! Component: 4000 - total flux cleaned = -0.000623304 Jy ! Component: 4050 - total flux cleaned = -0.000623247 Jy ! Total flux subtracted in 4096 components = -0.00062329 Jy ! Clean residual min=-0.000422 max=0.000448 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.051454 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 443 components and 0.051454 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1848+2131_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8969 x 1.846 at -4.154 degrees (North through East) ! Clean map min=-0.00063969 max=0.035798 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1848+2131_X_map.fits wmodel /vlbi/uf001/uva//J1848+2131_X_map.mod ! Writing 443 model components to file: /vlbi/uf001/uva//J1848+2131_X_map.mod wobs /vlbi/uf001/uva//J1848+2131_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1848+2131_X_uvs.fits wwins /vlbi/uf001/uva//J1848+2131_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1848+2131_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0357984 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114956 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.96336 0.96336 1.92672 3.85344 7.70688 15.4138 30.8275 61.6551 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 311.409 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1848+2131_X_dfm.log closed on Mon Jan 14 04:48:13 2019