! Started logfile: /image_prod/ug002_uva//J0252+1718_X_dfm.log on Wed Mar 4 19:41:07 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//J0252+1718_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0252+1718_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.84037 visibilities/baseline/integration-bin. ! Found source: J0252+1718 ! ! 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 27228 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 J0252+1718_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.029260Jy sigma=9.600568 ! Fit after self-cal, rms=0.780892Jy sigma=7.207692 ! 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=0.6568 mas, bmaj=1.632 mas, bpa=-2.971 degrees ! Estimated noise=0.845338 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 = 0.165533 Jy ! Component: 100 - total flux cleaned = 0.205281 Jy ! Total flux subtracted in 100 components = 0.205281 Jy ! Clean residual min=-0.007938 max=0.022716 Jy/beam ! Clean residual mean=-0.000010 rms=0.001953 Jy/beam ! Combined flux in latest and established models = 0.205281 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.205281 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=0.071275Jy sigma=0.648957 ! Fit after self-cal, rms=0.071261Jy sigma=0.648841 ! Inverting map ! Added new window around map position (-0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226732 Jy ! Component: 100 - total flux cleaned = 0.0364273 Jy ! Total flux subtracted in 100 components = 0.0364273 Jy ! Clean residual min=-0.005672 max=0.010244 Jy/beam ! Clean residual mean=-0.000006 rms=0.001329 Jy/beam ! Combined flux in latest and established models = 0.241709 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.241709 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=0.060937Jy sigma=0.535780 ! Fit after self-cal, rms=0.060329Jy sigma=0.530962 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104684 Jy ! Component: 100 - total flux cleaned = 0.017403 Jy ! Total flux subtracted in 100 components = 0.017403 Jy ! Clean residual min=-0.004829 max=0.006356 Jy/beam ! Clean residual mean=-0.000005 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 0.259112 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.259112 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=0.057646Jy sigma=0.500632 ! Fit after self-cal, rms=0.057502Jy sigma=0.499433 ! Inverting map ! Added new window around map position (-1.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531973 Jy ! Component: 100 - total flux cleaned = 0.00849895 Jy ! Total flux subtracted in 100 components = 0.00849895 Jy ! Clean residual min=-0.004639 max=0.005645 Jy/beam ! Clean residual mean=-0.000004 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.267611 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.267611 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=0.056436Jy sigma=0.488622 ! Fit after self-cal, rms=0.056360Jy sigma=0.487858 ! 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=0.8131 mas, bmaj=1.909 mas, bpa=-1.787 degrees ! Estimated noise=0.466433 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 (-2.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00641704 Jy ! Component: 100 - total flux cleaned = 0.00935947 Jy ! Component: 150 - total flux cleaned = 0.0115191 Jy ! Component: 200 - total flux cleaned = 0.0126955 Jy ! Total flux subtracted in 200 components = 0.0126955 Jy ! Clean residual min=-0.003886 max=0.005246 Jy/beam ! Clean residual mean=-0.000005 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.280306 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 52 components and 0.280306 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=0.055320Jy sigma=0.478234 ! Fit after self-cal, rms=0.055280Jy sigma=0.477660 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8131 x 1.909 at -1.787 degrees (North through East) ! Clean map min=-0.0048433 max=0.22109 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.11 KP 1.00 ! LA 1.01 MK 1.00 NL 0.97 OV 0.99 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.13 KP 1.02 ! LA 1.00 MK 0.98 NL 0.97 OV 0.98 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.13 KP 1.00 ! LA 1.00 MK 0.99 NL 0.96 OV 0.98 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.12 KP 0.99 ! LA 1.00 MK 0.99 NL 0.96 OV 1.00 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.11 KP 1.00 ! LA 1.00 MK 0.98 NL 0.95 OV 1.01 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.16 KP 0.99 ! LA 0.99 MK 0.97 NL 0.97 OV 0.99 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.14 KP 0.99 ! LA 0.99 MK 0.97 NL 0.95 OV 1.00 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.12 KP 1.00 ! LA 0.98 MK 0.99 NL 0.96 OV 0.99 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.15 KP 0.99 ! LA 0.97 MK 0.97 NL 0.97 OV 1.00 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.09 KP 1.00 ! LA 0.99 MK 0.99 NL 0.97 OV 0.99 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.12 KP 0.98 ! LA 0.99 MK 0.97 NL 0.94 OV 1.00 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.12 KP 0.99 ! LA 0.98 MK 0.96 NL 0.94 OV 1.00 ! PT 0.90 SC 1.02 ! ! ! Fit before self-cal, rms=0.055280Jy sigma=0.477660 ! Fit after self-cal, rms=0.054643Jy sigma=0.462988 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8143 mas, bmaj=1.913 mas, bpa=-1.524 degrees ! Estimated noise=0.462988 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 (-0.2, 12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176659 Jy ! Component: 100 - total flux cleaned = 0.00115727 Jy ! Component: 150 - total flux cleaned = 0.000929848 Jy ! Component: 200 - total flux cleaned = 0.00079593 Jy ! Total flux subtracted in 200 components = 0.00079593 Jy ! Clean residual min=-0.002125 max=0.003199 Jy/beam ! Clean residual mean=-0.000001 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.281102 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.281102 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=0.054330Jy sigma=0.460593 ! Fit after self-cal, rms=0.054360Jy sigma=0.460421 ! Inverting map ! Added new window around map position (0.2, -12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128671 Jy ! Component: 100 - total flux cleaned = 0.00136498 Jy ! Component: 150 - total flux cleaned = 0.00116774 Jy ! Component: 200 - total flux cleaned = 0.000987763 Jy ! Total flux subtracted in 200 components = 0.000987763 Jy ! Clean residual min=-0.002257 max=0.002197 Jy/beam ! Clean residual mean=-0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.28209 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 91 components and 0.28209 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=0.054121Jy sigma=0.458805 ! Fit after self-cal, rms=0.054115Jy sigma=0.458758 ! 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=0.054115Jy sigma=0.458758 ! Fit after self-cal, rms=0.054812Jy sigma=0.450939 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8171 mas, bmaj=1.913 mas, bpa=-1.621 degrees ! Estimated noise=0.466059 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000280288 Jy ! Component: 100 - total flux cleaned = -0.000945235 Jy ! Component: 150 - total flux cleaned = -0.00135658 Jy ! Component: 200 - total flux cleaned = -0.00148618 Jy ! Total flux subtracted in 200 components = -0.00148618 Jy ! Clean residual min=-0.001188 max=0.001286 Jy/beam ! Clean residual mean=-0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.280604 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 105 components and 0.280604 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=0.054748Jy sigma=0.450347 ! Fit after self-cal, rms=0.054765Jy sigma=0.450299 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 (-13.2, -20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000408484 Jy ! Component: 100 - total flux cleaned = 0.000314172 Jy ! Component: 150 - total flux cleaned = 0.000342948 Jy ! Component: 200 - total flux cleaned = 0.000368578 Jy ! Total flux subtracted in 200 components = 0.000368578 Jy ! Clean residual min=-0.001125 max=0.001112 Jy/beam ! Clean residual mean=-0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.280972 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 124 components and 0.280972 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=0.054727Jy sigma=0.449964 ! Fit after self-cal, rms=0.054725Jy sigma=0.449945 ! 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=0.054725Jy sigma=0.449945 ! Fit after self-cal, rms=0.054998Jy sigma=0.449001 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8172 mas, bmaj=1.914 mas, bpa=-1.627 degrees ! Estimated noise=0.465953 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000659607 Jy ! Component: 100 - total flux cleaned = -0.00100799 Jy ! Component: 150 - total flux cleaned = -0.00106418 Jy ! Component: 200 - total flux cleaned = -0.00118603 Jy ! Total flux subtracted in 200 components = -0.00118603 Jy ! Clean residual min=-0.000962 max=0.000960 Jy/beam ! Clean residual mean=-0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.279786 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 133 components and 0.279786 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=0.054966Jy sigma=0.448707 ! Fit after self-cal, rms=0.054969Jy sigma=0.448696 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.5823e-05 Jy ! Component: 100 - total flux cleaned = -0.000138434 Jy ! Component: 150 - total flux cleaned = -0.000138923 Jy ! Component: 200 - total flux cleaned = -0.000193949 Jy ! Total flux subtracted in 200 components = -0.000193949 Jy ! Clean residual min=-0.000940 max=0.000948 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.279592 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 0.279592 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=0.054955Jy sigma=0.448568 ! Fit after self-cal, rms=0.054954Jy sigma=0.448566 ! Inverting map ! Added new window around map position (33.6, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692653 Jy ! Component: 100 - total flux cleaned = 0.000794416 Jy ! Component: 150 - total flux cleaned = 0.000884269 Jy ! Component: 200 - total flux cleaned = 0.000866774 Jy ! Total flux subtracted in 200 components = 0.000866774 Jy ! Clean residual min=-0.000951 max=0.000919 Jy/beam ! Clean residual mean=-0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.280459 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 158 components and 0.280459 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=0.054934Jy sigma=0.448417 ! Fit after self-cal, rms=0.054932Jy sigma=0.448409 ! 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=0.054932Jy sigma=0.448409 ! Fit after self-cal, rms=0.055057Jy sigma=0.448349 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.981 mas, bmaj=2.793 mas, bpa=-2.905 degrees ! Estimated noise=0.596718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000652368 Jy ! Component: 100 - total flux cleaned = -0.000823228 Jy ! Component: 150 - total flux cleaned = -0.000895875 Jy ! Component: 200 - total flux cleaned = -0.000926865 Jy ! Total flux subtracted in 200 components = -0.000926865 Jy ! Clean residual min=-0.000985 max=0.001088 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.279532 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 173 components and 0.279532 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=0.055050Jy sigma=0.448269 ! Fit after self-cal, rms=0.055050Jy sigma=0.448261 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 = -0.000147604 Jy ! Component: 100 - total flux cleaned = -0.000160777 Jy ! Component: 150 - total flux cleaned = -0.000183832 Jy ! Component: 200 - total flux cleaned = -0.000216239 Jy ! Total flux subtracted in 200 components = -0.000216239 Jy ! Clean residual min=-0.000967 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.279316 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 181 components and 0.279316 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=0.055048Jy sigma=0.448240 ! Fit after self-cal, rms=0.055047Jy sigma=0.448238 ! 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=0.8172 mas, bmaj=1.914 mas, bpa=-1.611 degrees ! Estimated noise=0.465665 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8172 x 1.914 at -1.611 degrees (North through East) ! Clean map min=-0.0014083 max=0.21938 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=0.6592 mas, bmaj=1.632 mas, bpa=-2.803 degrees ! Estimated noise=0.849712 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.166054 Jy ! Component: 100 - total flux cleaned = 0.208005 Jy ! Component: 150 - total flux cleaned = 0.230857 Jy ! Component: 200 - total flux cleaned = 0.245327 Jy ! Total flux subtracted in 200 components = 0.245327 Jy ! Clean residual min=-0.002827 max=0.007631 Jy/beam ! Clean residual mean=-0.000003 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.245327 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.245327 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8172 mas, bmaj=1.914 mas, bpa=-1.611 degrees ! Estimated noise=0.465665 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 = 0.012828 Jy ! Component: 100 - total flux cleaned = 0.0195342 Jy ! Component: 150 - total flux cleaned = 0.0232596 Jy ! Component: 200 - total flux cleaned = 0.0255528 Jy ! Total flux subtracted in 200 components = 0.0255528 Jy ! Clean residual min=-0.001189 max=0.001532 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.27088 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 30 components and 0.27088 Jy ! Inverting map ! Added new window around map position (18.6, -45.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179307 Jy ! Component: 100 - total flux cleaned = 0.00290689 Jy ! Component: 150 - total flux cleaned = 0.00383318 Jy ! Component: 200 - total flux cleaned = 0.00452535 Jy ! Total flux subtracted in 200 components = 0.00452535 Jy ! Clean residual min=-0.001033 max=0.000975 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.275405 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 50 components and 0.275405 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=1.981 mas, bmaj=2.793 mas, bpa=-2.905 degrees ! Estimated noise=0.596718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102874 Jy ! Component: 100 - total flux cleaned = 0.00138038 Jy ! Component: 150 - total flux cleaned = 0.00170344 Jy ! Component: 200 - total flux cleaned = 0.00187079 Jy ! Total flux subtracted in 200 components = 0.00187079 Jy ! Clean residual min=-0.001139 max=0.001106 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.277276 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 = 5.05965e-05 Jy ! Component: 100 - total flux cleaned = 0.000116731 Jy ! Component: 150 - total flux cleaned = 0.000239032 Jy ! Component: 200 - total flux cleaned = 0.000296776 Jy ! Total flux subtracted in 200 components = 0.000296776 Jy ! Clean residual min=-0.001110 max=0.001035 Jy/beam ! Clean residual mean=-0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.277573 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 103 components and 0.277573 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8172 mas, bmaj=1.914 mas, bpa=-1.611 degrees ! Estimated noise=0.465665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.29462e-05 Jy ! Component: 100 - total flux cleaned = 0.000111883 Jy ! Component: 150 - total flux cleaned = 0.000281446 Jy ! Component: 200 - total flux cleaned = 0.00044167 Jy ! Total flux subtracted in 200 components = 0.00044167 Jy ! Clean residual min=-0.000862 max=0.000849 Jy/beam ! Clean residual mean=-0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.278014 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 127 components and 0.278014 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=0.055112Jy sigma=0.448503 ! Fit after self-cal, rms=0.055089Jy sigma=0.448389 wmodel J0252+1718_X_map.mod ! Writing 127 model components to file: J0252+1718_X_map.mod wobs J0252+1718_X_uvs.fits ! Writing UV FITS file: J0252+1718_X_uvs.fits wwins J0252+1718_X_map.win ! wwins: Wrote 9 windows to J0252+1718_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 = -0.000249675 Jy ! Component: 100 - total flux cleaned = -0.000325425 Jy ! Component: 150 - total flux cleaned = -0.000354711 Jy ! Component: 200 - total flux cleaned = -0.000382853 Jy ! Component: 250 - total flux cleaned = -0.000354484 Jy ! Component: 300 - total flux cleaned = -0.000367951 Jy ! Component: 350 - total flux cleaned = -0.000381261 Jy ! Component: 400 - total flux cleaned = -0.000407352 Jy ! Component: 450 - total flux cleaned = -0.000407393 Jy ! Component: 500 - total flux cleaned = -0.000395127 Jy ! Component: 550 - total flux cleaned = -0.000444701 Jy ! Component: 600 - total flux cleaned = -0.000420355 Jy ! Component: 650 - total flux cleaned = -0.000420369 Jy ! Component: 700 - total flux cleaned = -0.000396644 Jy ! Component: 750 - total flux cleaned = -0.000396706 Jy ! Component: 800 - total flux cleaned = -0.000373651 Jy ! Component: 850 - total flux cleaned = -0.000373682 Jy ! Component: 900 - total flux cleaned = -0.000373845 Jy ! Component: 950 - total flux cleaned = -0.000340824 Jy ! Component: 1000 - total flux cleaned = -0.000373836 Jy ! Component: 1050 - total flux cleaned = -0.000373706 Jy ! Component: 1100 - total flux cleaned = -0.000330766 Jy ! Component: 1150 - total flux cleaned = -0.000330738 Jy ! Component: 1200 - total flux cleaned = -0.000330773 Jy ! Component: 1250 - total flux cleaned = -0.000341235 Jy ! Component: 1300 - total flux cleaned = -0.000320737 Jy ! Component: 1350 - total flux cleaned = -0.00035116 Jy ! Component: 1400 - total flux cleaned = -0.000351098 Jy ! Component: 1450 - total flux cleaned = -0.000410887 Jy ! Component: 1500 - total flux cleaned = -0.000371176 Jy ! Component: 1550 - total flux cleaned = -0.000361181 Jy ! Component: 1600 - total flux cleaned = -0.00039048 Jy ! Component: 1650 - total flux cleaned = -0.000438761 Jy ! Component: 1700 - total flux cleaned = -0.000448281 Jy ! Component: 1750 - total flux cleaned = -0.000467453 Jy ! Component: 1800 - total flux cleaned = -0.000533516 Jy ! Component: 1850 - total flux cleaned = -0.000552317 Jy ! Component: 1900 - total flux cleaned = -0.00058949 Jy ! Component: 1950 - total flux cleaned = -0.00061732 Jy ! Component: 2000 - total flux cleaned = -0.000672341 Jy ! Component: 2050 - total flux cleaned = -0.000690478 Jy ! Component: 2100 - total flux cleaned = -0.000744698 Jy ! Component: 2150 - total flux cleaned = -0.000717779 Jy ! Component: 2200 - total flux cleaned = -0.000735653 Jy ! Component: 2250 - total flux cleaned = -0.000779969 Jy ! Component: 2300 - total flux cleaned = -0.000788806 Jy ! Component: 2350 - total flux cleaned = -0.000815101 Jy ! Component: 2400 - total flux cleaned = -0.000849834 Jy ! Component: 2450 - total flux cleaned = -0.000823984 Jy ! Component: 2500 - total flux cleaned = -0.000926959 Jy ! Component: 2550 - total flux cleaned = -0.000935526 Jy ! Component: 2600 - total flux cleaned = -0.000952397 Jy ! Component: 2650 - total flux cleaned = -0.000986145 Jy ! Component: 2700 - total flux cleaned = -0.00101968 Jy ! Component: 2750 - total flux cleaned = -0.00105304 Jy ! Component: 2800 - total flux cleaned = -0.00108609 Jy ! Component: 2850 - total flux cleaned = -0.00107784 Jy ! Component: 2900 - total flux cleaned = -0.00111879 Jy ! Component: 2950 - total flux cleaned = -0.00111877 Jy ! Component: 3000 - total flux cleaned = -0.00112681 Jy ! Component: 3050 - total flux cleaned = -0.00114291 Jy ! Component: 3100 - total flux cleaned = -0.00114289 Jy ! Component: 3150 - total flux cleaned = -0.00115096 Jy ! Component: 3200 - total flux cleaned = -0.00115882 Jy ! Component: 3250 - total flux cleaned = -0.00117457 Jy ! Component: 3300 - total flux cleaned = -0.00118241 Jy ! Component: 3350 - total flux cleaned = -0.00119803 Jy ! Component: 3400 - total flux cleaned = -0.00119024 Jy ! Component: 3450 - total flux cleaned = -0.00122114 Jy ! Component: 3500 - total flux cleaned = -0.00125944 Jy ! Component: 3550 - total flux cleaned = -0.00127467 Jy ! Component: 3600 - total flux cleaned = -0.00128987 Jy ! Component: 3650 - total flux cleaned = -0.00129748 Jy ! Component: 3700 - total flux cleaned = -0.00128242 Jy ! Component: 3750 - total flux cleaned = -0.00134978 Jy ! Component: 3800 - total flux cleaned = -0.00133494 Jy ! Component: 3850 - total flux cleaned = -0.00139421 Jy ! Component: 3900 - total flux cleaned = -0.00140903 Jy ! Component: 3950 - total flux cleaned = -0.00140173 Jy ! Component: 4000 - total flux cleaned = -0.00143093 Jy ! Component: 4050 - total flux cleaned = -0.00144544 Jy ! Total flux subtracted in 4096 components = -0.0014382 Jy ! Clean residual min=-0.000453 max=0.000482 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.276576 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 439 components and 0.276576 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0252+1718_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8172 x 1.914 at -1.611 degrees (North through East) ! Clean map min=-0.00087294 max=0.22093 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0252+1718_X_map.fits wmodel /image_prod/ug002_uva//J0252+1718_X_map.mod ! Writing 439 model components to file: /image_prod/ug002_uva//J0252+1718_X_map.mod wobs /image_prod/ug002_uva//J0252+1718_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0252+1718_X_uvs.fits wwins /image_prod/ug002_uva//J0252+1718_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J0252+1718_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.22093 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125948 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.171025 0.171025 0.342049 0.684098 1.3682 2.73639 5.47279 10.9456 21.8911 43.7823 87.5646 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.22 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1754.13 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0252+1718_X_dfm.log closed on Wed Mar 4 19:41:13 2020