! Started logfile: /image_prod/ug002_uva//J0903+6757_X_dfm.log on Wed Mar 4 22:46:11 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//J0903+6757_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0903+6757_X_uva.fits ! AN table 1: 80 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.967361 visibilities/baseline/integration-bin. ! Found source: J0903+6757 ! ! 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 121 lines of history. ! ! Reading 33432 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 J0903+6757_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 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.071724Jy sigma=8.848696 ! Fit after self-cal, rms=0.652979Jy sigma=5.444649 ! 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=0.8699 mas, bmaj=1.078 mas, bpa=-30.6 degrees ! Estimated noise=1.05212 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 = 0.253599 Jy ! Component: 100 - total flux cleaned = 0.321062 Jy ! Total flux subtracted in 100 components = 0.321062 Jy ! Clean residual min=-0.015210 max=0.058921 Jy/beam ! Clean residual mean=-0.000015 rms=0.003792 Jy/beam ! Combined flux in latest and established models = 0.321062 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.321062 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=0.127655Jy sigma=1.009067 ! Fit after self-cal, rms=0.127533Jy sigma=1.008282 ! Inverting map ! Added new window around map position (0.4, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0526911 Jy ! Component: 100 - total flux cleaned = 0.0818925 Jy ! Total flux subtracted in 100 components = 0.0818925 Jy ! Clean residual min=-0.011871 max=0.015500 Jy/beam ! Clean residual mean=-0.000011 rms=0.002388 Jy/beam ! Combined flux in latest and established models = 0.402955 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.402955 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=0.092532Jy sigma=0.720392 ! Fit after self-cal, rms=0.090955Jy sigma=0.706216 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221019 Jy ! Component: 100 - total flux cleaned = 0.0367724 Jy ! Total flux subtracted in 100 components = 0.0367724 Jy ! Clean residual min=-0.009556 max=0.012708 Jy/beam ! Clean residual mean=-0.000009 rms=0.001934 Jy/beam ! Combined flux in latest and established models = 0.439727 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.439727 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=0.081026Jy sigma=0.623485 ! Fit after self-cal, rms=0.080739Jy sigma=0.620864 ! Inverting map ! Added new window around map position (14.6, -5.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013276 Jy ! Component: 100 - total flux cleaned = 0.0227796 Jy ! Total flux subtracted in 100 components = 0.0227796 Jy ! Clean residual min=-0.008590 max=0.010387 Jy/beam ! Clean residual mean=-0.000008 rms=0.001753 Jy/beam ! Combined flux in latest and established models = 0.462507 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.462507 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=0.077101Jy sigma=0.590422 ! Fit after self-cal, rms=0.077010Jy sigma=0.589473 ! 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=1.161 mas, bmaj=1.368 mas, bpa=-24.8 degrees ! Estimated noise=0.476627 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 = 0.0140077 Jy ! Component: 100 - total flux cleaned = 0.0229184 Jy ! Component: 150 - total flux cleaned = 0.0292995 Jy ! Component: 200 - total flux cleaned = 0.033966 Jy ! Total flux subtracted in 200 components = 0.033966 Jy ! Clean residual min=-0.007769 max=0.010367 Jy/beam ! Clean residual mean=-0.000024 rms=0.001961 Jy/beam ! Combined flux in latest and established models = 0.496473 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 49 components and 0.496473 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=0.073855Jy sigma=0.564357 ! Fit after self-cal, rms=0.073767Jy sigma=0.563403 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.161 x 1.368 at -24.8 degrees (North through East) ! Clean map min=-0.0073696 max=0.34201 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 0.98 KP 1.06 ! LA 1.01 MK 1.04 NL 1.16 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.97 KP 1.06 ! LA 1.01 MK 1.03 NL 1.15 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.99 KP 1.06 ! LA 1.00 MK 1.05 NL 1.15 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 1.00 KP 1.06 ! LA 1.01 MK 1.03 NL 1.16 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.97 KP 1.06 ! LA 0.99 MK 1.03 NL 1.16 OV 0.95 ! PT 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 1.00 KP 1.06 ! LA 1.01 MK 1.03 NL 1.15 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.98 KP 1.06 ! LA 1.00 MK 1.02 NL 1.16 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.98 KP 1.06 ! LA 1.01 MK 1.02 NL 1.17 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.98 KP 1.03 ! LA 1.01 MK 1.01 NL 1.13 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HN 0.98 KP 1.06 ! LA 0.99 MK 1.01 NL 1.15 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.96 KP 1.08 ! LA 1.00 MK 1.02 NL 1.13 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.98 KP 1.06 ! LA 1.01 MK 1.05 NL 1.12 OV 0.91 ! PT 0.91 ! ! ! Fit before self-cal, rms=0.073767Jy sigma=0.563403 ! Fit after self-cal, rms=0.063783Jy sigma=0.486729 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.173 mas, bmaj=1.376 mas, bpa=-24.6 degrees ! Estimated noise=0.475528 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, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256911 Jy ! Component: 100 - total flux cleaned = 0.00291834 Jy ! Component: 150 - total flux cleaned = 0.00304185 Jy ! Component: 200 - total flux cleaned = 0.00305137 Jy ! Total flux subtracted in 200 components = 0.00305137 Jy ! Clean residual min=-0.004142 max=0.004999 Jy/beam ! Clean residual mean=-0.000007 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.499524 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 71 components and 0.499524 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=0.062921Jy sigma=0.480449 ! Fit after self-cal, rms=0.062881Jy sigma=0.479984 ! Inverting map ! Added new window around map position (-1.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00426462 Jy ! Component: 100 - total flux cleaned = 0.00467717 Jy ! Component: 150 - total flux cleaned = 0.00459295 Jy ! Component: 200 - total flux cleaned = 0.00451248 Jy ! Total flux subtracted in 200 components = 0.00451248 Jy ! Clean residual min=-0.004004 max=0.004190 Jy/beam ! Clean residual mean=-0.000005 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.504036 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 89 components and 0.504036 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=0.062430Jy sigma=0.477394 ! Fit after self-cal, rms=0.062404Jy sigma=0.477106 ! 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=0.062404Jy sigma=0.477106 ! Fit after self-cal, rms=0.061330Jy sigma=0.454424 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.172 mas, bmaj=1.38 mas, bpa=-24.87 degrees ! Estimated noise=0.47612 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000817264 Jy ! Component: 100 - total flux cleaned = -0.000706251 Jy ! Component: 150 - total flux cleaned = -0.00102641 Jy ! Component: 200 - total flux cleaned = -0.00135179 Jy ! Total flux subtracted in 200 components = -0.00135179 Jy ! Clean residual min=-0.001489 max=0.001556 Jy/beam ! Clean residual mean=-0.000001 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.502685 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 109 components and 0.502685 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=0.061064Jy sigma=0.452448 ! Fit after self-cal, rms=0.061077Jy sigma=0.452150 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 = -0.000499543 Jy ! Component: 100 - total flux cleaned = -0.000740598 Jy ! Component: 150 - total flux cleaned = -0.000867333 Jy ! Component: 200 - total flux cleaned = -0.000944364 Jy ! Total flux subtracted in 200 components = -0.000944364 Jy ! Clean residual min=-0.001409 max=0.001431 Jy/beam ! Clean residual mean=-0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.50174 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 119 components and 0.50174 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=0.060992Jy sigma=0.451587 ! Fit after self-cal, rms=0.060983Jy sigma=0.451510 ! 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=0.060983Jy sigma=0.451510 ! Fit after self-cal, rms=0.061023Jy sigma=0.451165 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.171 mas, bmaj=1.381 mas, bpa=-24.68 degrees ! Estimated noise=0.475777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000323341 Jy ! Component: 100 - total flux cleaned = -0.000455828 Jy ! Component: 150 - total flux cleaned = -0.000454544 Jy ! Component: 200 - total flux cleaned = -0.000526792 Jy ! Total flux subtracted in 200 components = -0.000526792 Jy ! Clean residual min=-0.001228 max=0.001351 Jy/beam ! Clean residual mean=-0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.501214 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 127 components and 0.501213 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=0.060948Jy sigma=0.450664 ! Fit after self-cal, rms=0.060944Jy sigma=0.450600 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 (-38.4, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000641958 Jy ! Component: 100 - total flux cleaned = 0.000568431 Jy ! Component: 150 - total flux cleaned = 0.00046828 Jy ! Component: 200 - total flux cleaned = 0.000373658 Jy ! Total flux subtracted in 200 components = 0.000373658 Jy ! Clean residual min=-0.001200 max=0.001119 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.501587 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 133 components and 0.501587 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=0.060892Jy sigma=0.450260 ! Fit after self-cal, rms=0.060889Jy sigma=0.450235 ! 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=0.060889Jy sigma=0.450235 ! Fit after self-cal, rms=0.060906Jy sigma=0.450163 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.439 mas, bmaj=2.565 mas, bpa=70.47 degrees ! Estimated noise=0.586613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.7664e-05 Jy ! Component: 100 - total flux cleaned = 0.000105977 Jy ! Component: 150 - total flux cleaned = 0.000127162 Jy ! Component: 200 - total flux cleaned = 0.000108474 Jy ! Total flux subtracted in 200 components = 0.000108474 Jy ! Clean residual min=-0.001123 max=0.001038 Jy/beam ! Clean residual mean=-0.000002 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.501695 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 150 components and 0.501695 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=0.060891Jy sigma=0.450037 ! Fit after self-cal, rms=0.060891Jy sigma=0.450024 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.0331e-05 Jy ! Component: 100 - total flux cleaned = 0.000125651 Jy ! Component: 150 - total flux cleaned = 0.000156973 Jy ! Component: 200 - total flux cleaned = 0.000156504 Jy ! Total flux subtracted in 200 components = 0.000156504 Jy ! Clean residual min=-0.001124 max=0.000982 Jy/beam ! Clean residual mean=-0.000002 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.501852 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 153 components and 0.501852 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=0.060881Jy sigma=0.449952 ! Fit after self-cal, rms=0.060880Jy sigma=0.449944 ! 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=1.171 mas, bmaj=1.381 mas, bpa=-24.52 degrees ! Estimated noise=0.475505 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.171 x 1.381 at -24.52 degrees (North through East) ! Clean map min=-0.0012242 max=0.34044 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=0.8768 mas, bmaj=1.089 mas, bpa=-30.04 degrees ! Estimated noise=1.05943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.254419 Jy ! Component: 100 - total flux cleaned = 0.333557 Jy ! Component: 150 - total flux cleaned = 0.379586 Jy ! Component: 200 - total flux cleaned = 0.408878 Jy ! Total flux subtracted in 200 components = 0.408878 Jy ! Clean residual min=-0.005549 max=0.015523 Jy/beam ! Clean residual mean=-0.000005 rms=0.001475 Jy/beam ! Combined flux in latest and established models = 0.408878 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.408878 Jy ! Inverting map and beam ! Estimated beam: bmin=1.171 mas, bmaj=1.381 mas, bpa=-24.52 degrees ! Estimated noise=0.475505 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 = 0.0301236 Jy ! Component: 100 - total flux cleaned = 0.047506 Jy ! Component: 150 - total flux cleaned = 0.0585002 Jy ! Component: 200 - total flux cleaned = 0.0659482 Jy ! Total flux subtracted in 200 components = 0.0659482 Jy ! Clean residual min=-0.002018 max=0.004205 Jy/beam ! Clean residual mean=-0.000006 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.474826 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 56 components and 0.474826 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00542036 Jy ! Component: 100 - total flux cleaned = 0.00950942 Jy ! Component: 150 - total flux cleaned = 0.0127028 Jy ! Component: 200 - total flux cleaned = 0.0152521 Jy ! Total flux subtracted in 200 components = 0.0152521 Jy ! Clean residual min=-0.001364 max=0.001681 Jy/beam ! Clean residual mean=-0.000002 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.490078 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 90 components and 0.490079 Jy ! Inverting map ! Added new window around map position (-36.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021064 Jy ! Component: 100 - total flux cleaned = 0.00387401 Jy ! Component: 150 - total flux cleaned = 0.00538865 Jy ! Component: 200 - total flux cleaned = 0.00669134 Jy ! Total flux subtracted in 200 components = 0.00669134 Jy ! Clean residual min=-0.001154 max=0.001213 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.49677 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 107 components and 0.49677 Jy ! Inverting map ! Added new window around map position (3.6, -29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124279 Jy ! Component: 100 - total flux cleaned = 0.00224614 Jy ! Component: 150 - total flux cleaned = 0.00298853 Jy ! Component: 200 - total flux cleaned = 0.0035867 Jy ! Total flux subtracted in 200 components = 0.0035867 Jy ! Clean residual min=-0.001081 max=0.001079 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.500357 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 122 components and 0.500357 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=2.439 mas, bmaj=2.565 mas, bpa=70.47 degrees ! Estimated noise=0.586613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875427 Jy ! Component: 100 - total flux cleaned = 0.0011396 Jy ! Component: 150 - total flux cleaned = 0.00138432 Jy ! Component: 200 - total flux cleaned = 0.00159365 Jy ! Total flux subtracted in 200 components = 0.00159365 Jy ! Clean residual min=-0.001157 max=0.001107 Jy/beam ! Clean residual mean=-0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.50195 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 = 0.000165301 Jy ! Component: 100 - total flux cleaned = 0.000315158 Jy ! Component: 150 - total flux cleaned = 0.000376826 Jy ! Component: 200 - total flux cleaned = 0.000448741 Jy ! Total flux subtracted in 200 components = 0.000448741 Jy ! Clean residual min=-0.001109 max=0.001088 Jy/beam ! Clean residual mean=-0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.502399 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 163 components and 0.502399 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.171 mas, bmaj=1.381 mas, bpa=-24.52 degrees ! Estimated noise=0.475505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000215695 Jy ! Component: 100 - total flux cleaned = -0.000216398 Jy ! Component: 150 - total flux cleaned = -0.000239705 Jy ! Component: 200 - total flux cleaned = -0.000260903 Jy ! Total flux subtracted in 200 components = -0.000260903 Jy ! Clean residual min=-0.001051 max=0.000964 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.502138 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 178 components and 0.502138 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=0.060784Jy sigma=0.449274 ! Fit after self-cal, rms=0.060761Jy sigma=0.449134 wmodel J0903+6757_X_map.mod ! Writing 178 model components to file: J0903+6757_X_map.mod wobs J0903+6757_X_uvs.fits ! Writing UV FITS file: J0903+6757_X_uvs.fits wwins J0903+6757_X_map.win ! wwins: Wrote 8 windows to J0903+6757_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 = -0.000143631 Jy ! Component: 100 - total flux cleaned = -0.000348383 Jy ! Component: 150 - total flux cleaned = -0.000496494 Jy ! Component: 200 - total flux cleaned = -0.000640502 Jy ! Component: 250 - total flux cleaned = -0.000750227 Jy ! Component: 300 - total flux cleaned = -0.000827087 Jy ! Component: 350 - total flux cleaned = -0.000902581 Jy ! Component: 400 - total flux cleaned = -0.00103566 Jy ! Component: 450 - total flux cleaned = -0.00115208 Jy ! Component: 500 - total flux cleaned = -0.00129525 Jy ! Component: 550 - total flux cleaned = -0.00143608 Jy ! Component: 600 - total flux cleaned = -0.00151915 Jy ! Component: 650 - total flux cleaned = -0.00160127 Jy ! Component: 700 - total flux cleaned = -0.00170947 Jy ! Component: 750 - total flux cleaned = -0.00181647 Jy ! Component: 800 - total flux cleaned = -0.00189557 Jy ! Component: 850 - total flux cleaned = -0.00196093 Jy ! Component: 900 - total flux cleaned = -0.00206438 Jy ! Component: 950 - total flux cleaned = -0.0021281 Jy ! Component: 1000 - total flux cleaned = -0.00225383 Jy ! Component: 1050 - total flux cleaned = -0.00225343 Jy ! Component: 1100 - total flux cleaned = -0.00230264 Jy ! Component: 1150 - total flux cleaned = -0.00232714 Jy ! Component: 1200 - total flux cleaned = -0.0023753 Jy ! Component: 1250 - total flux cleaned = -0.00241104 Jy ! Component: 1300 - total flux cleaned = -0.00241099 Jy ! Component: 1350 - total flux cleaned = -0.00243448 Jy ! Component: 1400 - total flux cleaned = -0.00244639 Jy ! Component: 1450 - total flux cleaned = -0.002481 Jy ! Component: 1500 - total flux cleaned = -0.00243549 Jy ! Component: 1550 - total flux cleaned = -0.00246947 Jy ! Component: 1600 - total flux cleaned = -0.00249191 Jy ! Component: 1650 - total flux cleaned = -0.00248093 Jy ! Component: 1700 - total flux cleaned = -0.00245898 Jy ! Component: 1750 - total flux cleaned = -0.0024808 Jy ! Component: 1800 - total flux cleaned = -0.00252406 Jy ! Component: 1850 - total flux cleaned = -0.00243792 Jy ! Component: 1900 - total flux cleaned = -0.00245926 Jy ! Component: 1950 - total flux cleaned = -0.00241693 Jy ! Component: 2000 - total flux cleaned = -0.0024487 Jy ! Component: 2050 - total flux cleaned = -0.00242797 Jy ! Component: 2100 - total flux cleaned = -0.0024694 Jy ! Component: 2150 - total flux cleaned = -0.00238695 Jy ! Component: 2200 - total flux cleaned = -0.00243794 Jy ! Component: 2250 - total flux cleaned = -0.00243794 Jy ! Component: 2300 - total flux cleaned = -0.00242787 Jy ! Component: 2350 - total flux cleaned = -0.00240778 Jy ! Component: 2400 - total flux cleaned = -0.00237802 Jy ! Component: 2450 - total flux cleaned = -0.00235828 Jy ! Component: 2500 - total flux cleaned = -0.00230932 Jy ! Component: 2550 - total flux cleaned = -0.00232888 Jy ! Component: 2600 - total flux cleaned = -0.00231917 Jy ! Component: 2650 - total flux cleaned = -0.00231913 Jy ! Component: 2700 - total flux cleaned = -0.00230958 Jy ! Component: 2750 - total flux cleaned = -0.0023096 Jy ! Component: 2800 - total flux cleaned = -0.00229073 Jy ! Component: 2850 - total flux cleaned = -0.00230947 Jy ! Component: 2900 - total flux cleaned = -0.00230003 Jy ! Component: 2950 - total flux cleaned = -0.00231843 Jy ! Component: 3000 - total flux cleaned = -0.00228162 Jy ! Component: 3050 - total flux cleaned = -0.00231823 Jy ! Component: 3100 - total flux cleaned = -0.00232725 Jy ! Component: 3150 - total flux cleaned = -0.00230919 Jy ! Component: 3200 - total flux cleaned = -0.00231811 Jy ! Component: 3250 - total flux cleaned = -0.00233596 Jy ! Component: 3300 - total flux cleaned = -0.00234472 Jy ! Component: 3350 - total flux cleaned = -0.00231826 Jy ! Component: 3400 - total flux cleaned = -0.00231824 Jy ! Component: 3450 - total flux cleaned = -0.00233572 Jy ! Component: 3500 - total flux cleaned = -0.00232709 Jy ! Component: 3550 - total flux cleaned = -0.0023185 Jy ! Component: 3600 - total flux cleaned = -0.00230993 Jy ! Component: 3650 - total flux cleaned = -0.00232699 Jy ! Component: 3700 - total flux cleaned = -0.00230155 Jy ! Component: 3750 - total flux cleaned = -0.00227613 Jy ! Component: 3800 - total flux cleaned = -0.00230133 Jy ! Component: 3850 - total flux cleaned = -0.00224273 Jy ! Component: 3900 - total flux cleaned = -0.00224278 Jy ! Component: 3950 - total flux cleaned = -0.00219299 Jy ! Component: 4000 - total flux cleaned = -0.002193 Jy ! Component: 4050 - total flux cleaned = -0.00222583 Jy ! Total flux subtracted in 4096 components = -0.002234 Jy ! Clean residual min=-0.000410 max=0.000440 Jy/beam ! Clean residual mean=-0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.499904 Jy keep ! Adding 332 model components to the UV plane model. ! The established model now contains 509 components and 0.499905 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0903+6757_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.171 x 1.381 at -24.52 degrees (North through East) ! Clean map min=-0.0006926 max=0.34068 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0903+6757_X_map.fits wmodel /image_prod/ug002_uva//J0903+6757_X_map.mod ! Writing 509 model components to file: /image_prod/ug002_uva//J0903+6757_X_map.mod wobs /image_prod/ug002_uva//J0903+6757_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0903+6757_X_uvs.fits wwins /image_prod/ug002_uva//J0903+6757_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0903+6757_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.340682 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000143831 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.126656 0.126656 0.253311 0.506623 1.01325 2.02649 4.05298 8.10596 16.2119 32.4238 64.8477 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.34 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2368.63 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0903+6757_X_dfm.log closed on Wed Mar 4 22:46:16 2020