! Started logfile: /image_prod/ug002_uva//J0839+1802_X_dfm.log on Wed Mar 4 22:31:14 2020 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 /image_prod/ug002_uva//J0839+1802_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0839+1802_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.638148 visibilities/baseline/integration-bin. ! Found source: J0839+1802 ! ! 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 20676 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 J0839+1802_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 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005303Jy sigma=9.109181 ! Fit after self-cal, rms=0.928015Jy sigma=8.405516 ! 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=0.7195 mas, bmaj=1.605 mas, bpa=-3.056 degrees ! Estimated noise=1.04996 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 = 0.0557775 Jy ! Component: 100 - total flux cleaned = 0.0682022 Jy ! Total flux subtracted in 100 components = 0.0682022 Jy ! Clean residual min=-0.004507 max=0.006764 Jy/beam ! Clean residual mean=-0.000009 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.0682022 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0682022 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=0.062086Jy sigma=0.526236 ! Fit after self-cal, rms=0.061528Jy sigma=0.521894 ! 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=0.9154 mas, bmaj=1.93 mas, bpa=-1.58 degrees ! Estimated noise=0.552216 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 = 0.00690778 Jy ! Component: 100 - total flux cleaned = 0.00991159 Jy ! Component: 150 - total flux cleaned = 0.0115876 Jy ! Component: 200 - total flux cleaned = 0.0122615 Jy ! Total flux subtracted in 200 components = 0.0122615 Jy ! Clean residual min=-0.004961 max=0.007944 Jy/beam ! Clean residual mean=-0.000022 rms=0.001509 Jy/beam ! Combined flux in latest and established models = 0.0804637 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.0804637 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=0.060862Jy sigma=0.514900 ! Fit after self-cal, rms=0.060856Jy sigma=0.514625 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9154 x 1.93 at -1.58 degrees (North through East) ! Clean map min=-0.0047011 max=0.073484 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.96 KP 0.95 ! LA 0.82 MK 1.05 NL 1.37 OV 1.18 ! PT 0.79 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.94 KP 0.94 ! LA 0.85 MK 1.10 NL 1.33 OV 1.14 ! PT 0.81 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.93 KP 0.93 ! LA 0.85 MK 1.03 NL 1.38 OV 1.09 ! PT 0.84 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.95 KP 0.95 ! LA 0.81 MK 1.10 NL 1.47 OV 1.12 ! PT 0.82 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.91 KP 0.94 ! LA 0.81 MK 1.03 NL 1.43 OV 1.14 ! PT 0.83 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.97 KP 0.94 ! LA 0.86 MK 1.06 NL 1.39 OV 1.11 ! PT 0.83 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.91 KP 0.93 ! LA 0.84 MK 1.08 NL 1.39 OV 1.16 ! PT 0.79 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.91 KP 0.97 ! LA 0.85 MK 1.04 NL 1.40 OV 1.15 ! PT 0.86 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.95 KP 0.97 ! LA 0.80 MK 1.09 NL 1.46 OV 1.08 ! PT 0.82 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.94 KP 0.92 ! LA 0.81 MK 1.12 NL 1.39 OV 1.13 ! PT 0.83 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.94 KP 0.95 ! LA 0.84 MK 1.08 NL 1.40 OV 1.10 ! PT 0.84 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 HN 0.99 KP 0.98 ! LA 0.85 MK 1.07 NL 1.39 OV 1.13 ! PT 0.81 SC 0.97 ! ! ! Fit before self-cal, rms=0.060856Jy sigma=0.514625 ! Fit after self-cal, rms=0.059627Jy sigma=0.499166 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9242 mas, bmaj=1.958 mas, bpa=-0.8324 degrees ! Estimated noise=0.547397 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 (-2.4, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00727492 Jy ! Component: 100 - total flux cleaned = 0.0109654 Jy ! Component: 150 - total flux cleaned = 0.0127188 Jy ! Component: 200 - total flux cleaned = 0.0140586 Jy ! Total flux subtracted in 200 components = 0.0140586 Jy ! Clean residual min=-0.003621 max=0.004250 Jy/beam ! Clean residual mean=-0.000011 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 0.0945223 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 0.0945223 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=0.058712Jy sigma=0.488970 ! Fit after self-cal, rms=0.058711Jy sigma=0.487208 ! 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=0.058711Jy sigma=0.487208 ! Fit after self-cal, rms=0.059026Jy sigma=0.475003 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9159 mas, bmaj=1.936 mas, bpa=-1.033 degrees ! Estimated noise=0.541837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00315477 Jy ! Component: 100 - total flux cleaned = 0.00504143 Jy ! Component: 150 - total flux cleaned = 0.0058149 Jy ! Component: 200 - total flux cleaned = 0.00612768 Jy ! Total flux subtracted in 200 components = 0.00612768 Jy ! Clean residual min=-0.001637 max=0.002195 Jy/beam ! Clean residual mean=-0.000002 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.10065 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 57 components and 0.10065 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=0.058850Jy sigma=0.472790 ! Fit after self-cal, rms=0.058899Jy sigma=0.472332 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 (7.4, 16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188106 Jy ! Component: 100 - total flux cleaned = 0.0025593 Jy ! Component: 150 - total flux cleaned = 0.00259974 Jy ! Component: 200 - total flux cleaned = 0.00252561 Jy ! Total flux subtracted in 200 components = 0.00252561 Jy ! Clean residual min=-0.001569 max=0.001724 Jy/beam ! Clean residual mean=-0.000002 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.103176 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 73 components and 0.103176 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=0.058810Jy sigma=0.471553 ! Fit after self-cal, rms=0.058801Jy sigma=0.471502 ! Inverting map ! Added new window around map position (-3, -21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138794 Jy ! Component: 100 - total flux cleaned = 0.00146425 Jy ! Component: 150 - total flux cleaned = 0.00143233 Jy ! Component: 200 - total flux cleaned = 0.00132019 Jy ! Total flux subtracted in 200 components = 0.00132019 Jy ! Clean residual min=-0.001509 max=0.001540 Jy/beam ! Clean residual mean=-0.000002 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.104496 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 87 components and 0.104496 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=0.058750Jy sigma=0.471010 ! Fit after self-cal, rms=0.058743Jy sigma=0.470976 ! 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=0.058743Jy sigma=0.470976 ! Fit after self-cal, rms=0.059054Jy sigma=0.470310 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9135 mas, bmaj=1.935 mas, bpa=-0.8058 degrees ! Estimated noise=0.540345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116299 Jy ! Component: 100 - total flux cleaned = 0.00162237 Jy ! Component: 150 - total flux cleaned = 0.00180256 Jy ! Component: 200 - total flux cleaned = 0.00189247 Jy ! Total flux subtracted in 200 components = 0.00189247 Jy ! Clean residual min=-0.001256 max=0.001409 Jy/beam ! Clean residual mean=-0.000002 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.106388 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 105 components and 0.106388 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=0.059021Jy sigma=0.469978 ! Fit after self-cal, rms=0.059038Jy sigma=0.469931 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 (17.2, 39.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129725 Jy ! Component: 100 - total flux cleaned = 0.00202006 Jy ! Component: 150 - total flux cleaned = 0.00234477 Jy ! Component: 200 - total flux cleaned = 0.00232477 Jy ! Total flux subtracted in 200 components = 0.00232477 Jy ! Clean residual min=-0.001141 max=0.001207 Jy/beam ! Clean residual mean=-0.000002 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.108713 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 128 components and 0.108713 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=0.059005Jy sigma=0.469586 ! Fit after self-cal, rms=0.058998Jy sigma=0.469559 ! 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=0.058998Jy sigma=0.469559 ! Fit after self-cal, rms=0.059037Jy sigma=0.469479 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=3.137 mas, bpa=-1.177 degrees ! Estimated noise=0.668039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000827615 Jy ! Component: 100 - total flux cleaned = 0.00108954 Jy ! Component: 150 - total flux cleaned = 0.00111584 Jy ! Component: 200 - total flux cleaned = 0.00107355 Jy ! Total flux subtracted in 200 components = 0.00107355 Jy ! Clean residual min=-0.001404 max=0.001641 Jy/beam ! Clean residual mean=-0.000005 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.109787 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 154 components and 0.109787 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=0.059025Jy sigma=0.469339 ! Fit after self-cal, rms=0.059026Jy sigma=0.469325 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 (20.2, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151902 Jy ! Component: 100 - total flux cleaned = 0.0023183 Jy ! Component: 150 - total flux cleaned = 0.00270668 Jy ! Component: 200 - total flux cleaned = 0.0028751 Jy ! Total flux subtracted in 200 components = 0.0028751 Jy ! Clean residual min=-0.001367 max=0.001322 Jy/beam ! Clean residual mean=-0.000003 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.112662 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 191 components and 0.112662 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=0.058998Jy sigma=0.469020 ! Fit after self-cal, rms=0.058990Jy sigma=0.468997 ! 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=0.9132 mas, bmaj=1.936 mas, bpa=-0.7322 degrees ! Estimated noise=0.540349 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9132 x 1.936 at -0.7322 degrees (North through East) ! Clean map min=-0.00096782 max=0.072194 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=0.7169 mas, bmaj=1.605 mas, bpa=-2.2 degrees ! Estimated noise=1.03153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0551574 Jy ! Component: 100 - total flux cleaned = 0.068632 Jy ! Component: 150 - total flux cleaned = 0.0762173 Jy ! Component: 200 - total flux cleaned = 0.0817877 Jy ! Total flux subtracted in 200 components = 0.0817877 Jy ! Clean residual min=-0.002910 max=0.003483 Jy/beam ! Clean residual mean=-0.000003 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.0817877 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0817877 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9132 mas, bmaj=1.936 mas, bpa=-0.7322 degrees ! Estimated noise=0.540349 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 = 0.00605731 Jy ! Component: 100 - total flux cleaned = 0.0102266 Jy ! Component: 150 - total flux cleaned = 0.0133471 Jy ! Component: 200 - total flux cleaned = 0.0158812 Jy ! Total flux subtracted in 200 components = 0.0158812 Jy ! Clean residual min=-0.001700 max=0.001901 Jy/beam ! Clean residual mean=-0.000005 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.0976689 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 46 components and 0.0976689 Jy ! Inverting map ! Added new window around map position (-10.4, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218402 Jy ! Component: 100 - total flux cleaned = 0.00400924 Jy ! Component: 150 - total flux cleaned = 0.00560072 Jy ! Component: 200 - total flux cleaned = 0.00700271 Jy ! Total flux subtracted in 200 components = 0.00700271 Jy ! Clean residual min=-0.001339 max=0.001347 Jy/beam ! Clean residual mean=-0.000003 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.104672 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 68 components and 0.104672 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=2.1 mas, bmaj=3.137 mas, bpa=-1.177 degrees ! Estimated noise=0.668039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192229 Jy ! Component: 100 - total flux cleaned = 0.00320054 Jy ! Component: 150 - total flux cleaned = 0.00409996 Jy ! Component: 200 - total flux cleaned = 0.00471909 Jy ! Total flux subtracted in 200 components = 0.00471909 Jy ! Clean residual min=-0.001559 max=0.001460 Jy/beam ! Clean residual mean=-0.000004 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.109391 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 = 0.000554301 Jy ! Component: 100 - total flux cleaned = 0.000914188 Jy ! Component: 150 - total flux cleaned = 0.0012744 Jy ! Component: 200 - total flux cleaned = 0.00157263 Jy ! Total flux subtracted in 200 components = 0.00157263 Jy ! Clean residual min=-0.001464 max=0.001259 Jy/beam ! Clean residual mean=-0.000004 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.110963 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 122 components and 0.110963 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9132 mas, bmaj=1.936 mas, bpa=-0.7322 degrees ! Estimated noise=0.540349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000570952 Jy ! Component: 100 - total flux cleaned = 0.000871882 Jy ! Component: 150 - total flux cleaned = 0.00105774 Jy ! Component: 200 - total flux cleaned = 0.00123171 Jy ! Total flux subtracted in 200 components = 0.00123171 Jy ! Clean residual min=-0.001065 max=0.000941 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.112195 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 150 components and 0.112195 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=0.059015Jy sigma=0.469246 ! Fit after self-cal, rms=0.058998Jy sigma=0.469102 wmodel J0839+1802_X_map.mod ! Writing 150 model components to file: J0839+1802_X_map.mod wobs J0839+1802_X_uvs.fits ! Writing UV FITS file: J0839+1802_X_uvs.fits wwins J0839+1802_X_map.win ! wwins: Wrote 7 windows to J0839+1802_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000276437 Jy ! Component: 100 - total flux cleaned = -0.000311791 Jy ! Component: 150 - total flux cleaned = -0.000397161 Jy ! Component: 200 - total flux cleaned = -0.000529101 Jy ! Component: 250 - total flux cleaned = -0.000625147 Jy ! Component: 300 - total flux cleaned = -0.000781388 Jy ! Component: 350 - total flux cleaned = -0.00087272 Jy ! Component: 400 - total flux cleaned = -0.000962197 Jy ! Component: 450 - total flux cleaned = -0.00100614 Jy ! Component: 500 - total flux cleaned = -0.00106357 Jy ! Component: 550 - total flux cleaned = -0.00107759 Jy ! Component: 600 - total flux cleaned = -0.00107756 Jy ! Component: 650 - total flux cleaned = -0.00111863 Jy ! Component: 700 - total flux cleaned = -0.00113178 Jy ! Component: 750 - total flux cleaned = -0.00114485 Jy ! Component: 800 - total flux cleaned = -0.00114449 Jy ! Component: 850 - total flux cleaned = -0.00110569 Jy ! Component: 900 - total flux cleaned = -0.0010549 Jy ! Component: 950 - total flux cleaned = -0.00106751 Jy ! Component: 1000 - total flux cleaned = -0.0010551 Jy ! Component: 1050 - total flux cleaned = -0.00105543 Jy ! Component: 1100 - total flux cleaned = -0.00107941 Jy ! Component: 1150 - total flux cleaned = -0.00107917 Jy ! Component: 1200 - total flux cleaned = -0.00110257 Jy ! Component: 1250 - total flux cleaned = -0.00110237 Jy ! Component: 1300 - total flux cleaned = -0.00113685 Jy ! Component: 1350 - total flux cleaned = -0.00110256 Jy ! Component: 1400 - total flux cleaned = -0.00108023 Jy ! Component: 1450 - total flux cleaned = -0.00112477 Jy ! Component: 1500 - total flux cleaned = -0.00113557 Jy ! Component: 1550 - total flux cleaned = -0.00113538 Jy ! Component: 1600 - total flux cleaned = -0.00112453 Jy ! Component: 1650 - total flux cleaned = -0.0011351 Jy ! Component: 1700 - total flux cleaned = -0.00113507 Jy ! Component: 1750 - total flux cleaned = -0.00110364 Jy ! Component: 1800 - total flux cleaned = -0.00109326 Jy ! Component: 1850 - total flux cleaned = -0.0011138 Jy ! Component: 1900 - total flux cleaned = -0.00106263 Jy ! Component: 1950 - total flux cleaned = -0.00108275 Jy ! Component: 2000 - total flux cleaned = -0.0010426 Jy ! Component: 2050 - total flux cleaned = -0.00101285 Jy ! Component: 2100 - total flux cleaned = -0.00100303 Jy ! Component: 2150 - total flux cleaned = -0.000973748 Jy ! Component: 2200 - total flux cleaned = -0.000925262 Jy ! Component: 2250 - total flux cleaned = -0.000944528 Jy ! Component: 2300 - total flux cleaned = -0.000906379 Jy ! Component: 2350 - total flux cleaned = -0.000896916 Jy ! Component: 2400 - total flux cleaned = -0.000859445 Jy ! Component: 2450 - total flux cleaned = -0.000859442 Jy ! Component: 2500 - total flux cleaned = -0.00087785 Jy ! Component: 2550 - total flux cleaned = -0.000859518 Jy ! Component: 2600 - total flux cleaned = -0.00085952 Jy ! Component: 2650 - total flux cleaned = -0.000814362 Jy ! Component: 2700 - total flux cleaned = -0.000832105 Jy ! Component: 2750 - total flux cleaned = -0.000751997 Jy ! Component: 2800 - total flux cleaned = -0.000760752 Jy ! Component: 2850 - total flux cleaned = -0.000752059 Jy ! Component: 2900 - total flux cleaned = -0.000725819 Jy ! Component: 2950 - total flux cleaned = -0.000725763 Jy ! Component: 3000 - total flux cleaned = -0.000682793 Jy ! Component: 3050 - total flux cleaned = -0.0006658 Jy ! Component: 3100 - total flux cleaned = -0.000682772 Jy ! Component: 3150 - total flux cleaned = -0.000623767 Jy ! Component: 3200 - total flux cleaned = -0.000648846 Jy ! Component: 3250 - total flux cleaned = -0.000607278 Jy ! Component: 3300 - total flux cleaned = -0.000599039 Jy ! Component: 3350 - total flux cleaned = -0.000590848 Jy ! Component: 3400 - total flux cleaned = -0.000582701 Jy ! Component: 3450 - total flux cleaned = -0.000590755 Jy ! Component: 3500 - total flux cleaned = -0.000566625 Jy ! Component: 3550 - total flux cleaned = -0.000542589 Jy ! Component: 3600 - total flux cleaned = -0.000534576 Jy ! Component: 3650 - total flux cleaned = -0.000534551 Jy ! Component: 3700 - total flux cleaned = -0.000526687 Jy ! Component: 3750 - total flux cleaned = -0.000495403 Jy ! Component: 3800 - total flux cleaned = -0.00047207 Jy ! Component: 3850 - total flux cleaned = -0.000487641 Jy ! Component: 3900 - total flux cleaned = -0.000495374 Jy ! Component: 3950 - total flux cleaned = -0.000441829 Jy ! Component: 4000 - total flux cleaned = -0.000441871 Jy ! Component: 4050 - total flux cleaned = -0.000419214 Jy ! Total flux subtracted in 4096 components = -0.000426779 Jy ! Clean residual min=-0.000411 max=0.000456 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.111768 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 468 components and 0.111768 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0839+1802_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9132 x 1.936 at -0.7322 degrees (North through East) ! Clean map min=-0.00066458 max=0.071698 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0839+1802_X_map.fits wmodel /image_prod/ug002_uva//J0839+1802_X_map.mod ! Writing 468 model components to file: /image_prod/ug002_uva//J0839+1802_X_map.mod wobs /image_prod/ug002_uva//J0839+1802_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0839+1802_X_uvs.fits wwins /image_prod/ug002_uva//J0839+1802_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J0839+1802_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0716978 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013038 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.54554 0.54554 1.09108 2.18216 4.36432 8.72864 17.4573 34.9146 69.8291 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.071 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 549.913 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0839+1802_X_dfm.log closed on Wed Mar 4 22:31:19 2020