! Started logfile: /image_prod/ug002_uva//J1537-1527_X_dfm.log on Thu Mar 5 02:20:47 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//J1537-1527_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1537-1527_X_uva.fits ! AN table 1: 40 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.665179 visibilities/baseline/integration-bin. ! Found source: J1537-1527 ! ! 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 8940 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 J1537-1527_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 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014257Jy sigma=7.899943 ! Fit after self-cal, rms=0.866272Jy sigma=6.581148 ! 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=0.6631 mas, bmaj=1.713 mas, bpa=8.694 degrees ! Estimated noise=1.74027 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 = 0.109767 Jy ! Component: 100 - total flux cleaned = 0.145016 Jy ! Total flux subtracted in 100 components = 0.145016 Jy ! Clean residual min=-0.014488 max=0.019615 Jy/beam ! Clean residual mean=-0.000029 rms=0.003646 Jy/beam ! Combined flux in latest and established models = 0.145016 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.145016 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=0.088891Jy sigma=0.628735 ! Fit after self-cal, rms=0.088717Jy sigma=0.627664 ! 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=0.8075 mas, bmaj=1.994 mas, bpa=8.482 degrees ! Estimated noise=0.998957 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 = 0.0165297 Jy ! Component: 100 - total flux cleaned = 0.0232755 Jy ! Component: 150 - total flux cleaned = 0.0268664 Jy ! Component: 200 - total flux cleaned = 0.0289278 Jy ! Total flux subtracted in 200 components = 0.0289278 Jy ! Clean residual min=-0.012051 max=0.019455 Jy/beam ! Clean residual mean=-0.000039 rms=0.003801 Jy/beam ! Combined flux in latest and established models = 0.173944 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 24 components and 0.173944 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=0.087986Jy sigma=0.590302 ! Fit after self-cal, rms=0.087999Jy sigma=0.590080 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8075 x 1.994 at 8.482 degrees (North through East) ! Clean map min=-0.011492 max=0.14495 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.24 HN 1.23 LA 0.87 ! MK 1.01 NL 0.96 OV 0.86 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.19 HN 1.24 LA 0.88 ! MK 1.00 NL 0.99 OV 0.83 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.26 HN 1.14 LA 0.86 ! MK 0.99 NL 0.99 OV 0.86 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.24 HN 1.29 LA 0.86 ! MK 0.97 NL 1.00 OV 0.83 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.19 HN 1.19 LA 0.87 ! MK 0.98 NL 1.02 OV 0.87 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.17 HN 1.26 LA 0.87 ! MK 0.98 NL 1.01 OV 0.84 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.18 HN 1.21 LA 0.88 ! MK 1.00 NL 1.01 OV 0.84 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.18 HN 1.28 LA 0.89 ! MK 1.01 NL 1.00 OV 0.84 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.24 HN 1.25 LA 0.86 ! MK 1.07 NL 0.99 OV 0.84 SC 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.25 HN 1.19 LA 0.87 ! MK 1.04 NL 1.02 OV 0.84 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.21 HN 1.19 LA 0.93 ! MK 1.02 NL 0.96 OV 0.84 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.16 HN 1.23 LA 0.87 ! MK 0.99 NL 1.02 OV 0.84 SC 0.88 ! ! ! Fit before self-cal, rms=0.087999Jy sigma=0.590080 ! Fit after self-cal, rms=0.090218Jy sigma=0.547256 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8064 mas, bmaj=1.999 mas, bpa=9.441 degrees ! Estimated noise=0.97111 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 = -0.0050836 Jy ! Component: 100 - total flux cleaned = -0.00814551 Jy ! Component: 150 - total flux cleaned = -0.00904942 Jy ! Component: 200 - total flux cleaned = -0.00959007 Jy ! Total flux subtracted in 200 components = -0.00959007 Jy ! Clean residual min=-0.009693 max=0.012557 Jy/beam ! Clean residual mean=-0.000015 rms=0.002527 Jy/beam ! Combined flux in latest and established models = 0.164354 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.164354 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=0.089742Jy sigma=0.545112 ! Fit after self-cal, rms=0.090273Jy sigma=0.544441 ! 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=0.090273Jy sigma=0.544441 ! Fit after self-cal, rms=0.116414Jy sigma=0.500899 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8201 mas, bmaj=2.044 mas, bpa=8.686 degrees ! Estimated noise=0.982768 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000587515 Jy ! Component: 100 - total flux cleaned = 0.000514934 Jy ! Component: 150 - total flux cleaned = 0.000420299 Jy ! Component: 200 - total flux cleaned = 0.000447664 Jy ! Total flux subtracted in 200 components = 0.000447664 Jy ! Clean residual min=-0.002236 max=0.002899 Jy/beam ! Clean residual mean=0.000000 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.164802 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 0.164802 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=0.116392Jy sigma=0.500580 ! Fit after self-cal, rms=0.116883Jy sigma=0.499978 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 (-12, -30.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00248738 Jy ! Component: 100 - total flux cleaned = 0.00301653 Jy ! Component: 150 - total flux cleaned = 0.00312998 Jy ! Component: 200 - total flux cleaned = 0.00319222 Jy ! Total flux subtracted in 200 components = 0.00319222 Jy ! Clean residual min=-0.002085 max=0.002071 Jy/beam ! Clean residual mean=0.000000 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.167994 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 0.167994 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=0.116816Jy sigma=0.499204 ! Fit after self-cal, rms=0.116833Jy sigma=0.499114 ! Inverting map ! Added new window around map position (32.8, 50.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014351 Jy ! Component: 100 - total flux cleaned = 0.00148095 Jy ! Component: 150 - total flux cleaned = 0.00158773 Jy ! Component: 200 - total flux cleaned = 0.00161848 Jy ! Total flux subtracted in 200 components = 0.00161848 Jy ! Clean residual min=-0.001869 max=0.001746 Jy/beam ! Clean residual mean=0.000000 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.169612 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 72 components and 0.169612 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=0.116785Jy sigma=0.498667 ! Fit after self-cal, rms=0.116790Jy sigma=0.498618 ! 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=0.116790Jy sigma=0.498618 ! Fit after self-cal, rms=0.117821Jy sigma=0.498495 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8212 mas, bmaj=2.047 mas, bpa=8.746 degrees ! Estimated noise=0.982665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000592536 Jy ! Component: 100 - total flux cleaned = 0.000759076 Jy ! Component: 150 - total flux cleaned = 0.000646412 Jy ! Component: 200 - total flux cleaned = 0.000569523 Jy ! Total flux subtracted in 200 components = 0.000569523 Jy ! Clean residual min=-0.001726 max=0.001600 Jy/beam ! Clean residual mean=-0.000000 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.170182 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 82 components and 0.170182 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=0.117800Jy sigma=0.498324 ! Fit after self-cal, rms=0.117812Jy sigma=0.498308 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 = 0.000176366 Jy ! Component: 100 - total flux cleaned = 0.000128613 Jy ! Component: 150 - total flux cleaned = 6.32033e-05 Jy ! Component: 200 - total flux cleaned = -3.91794e-05 Jy ! Total flux subtracted in 200 components = -3.91794e-05 Jy ! Clean residual min=-0.001731 max=0.001606 Jy/beam ! Clean residual mean=-0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.170143 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.170143 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=0.117800Jy sigma=0.498227 ! Fit after self-cal, rms=0.117803Jy sigma=0.498221 ! 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=0.117803Jy sigma=0.498221 ! Fit after self-cal, rms=0.117958Jy sigma=0.498197 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.907 mas, bmaj=4.101 mas, bpa=17.01 degrees ! Estimated noise=1.29058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000269432 Jy ! Component: 100 - total flux cleaned = 0.000253498 Jy ! Component: 150 - total flux cleaned = 0.000285566 Jy ! Component: 200 - total flux cleaned = 0.000313211 Jy ! Total flux subtracted in 200 components = 0.000313211 Jy ! Clean residual min=-0.001574 max=0.001508 Jy/beam ! Clean residual mean=-0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.170456 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 91 components and 0.170456 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=0.117955Jy sigma=0.498137 ! Fit after self-cal, rms=0.117959Jy sigma=0.498131 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 = -3.49179e-05 Jy ! Component: 100 - total flux cleaned = -1.09237e-05 Jy ! Component: 150 - total flux cleaned = 1.03888e-05 Jy ! Component: 200 - total flux cleaned = 2.01733e-05 Jy ! Total flux subtracted in 200 components = 2.01733e-05 Jy ! Clean residual min=-0.001569 max=0.001499 Jy/beam ! Clean residual mean=-0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.170476 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 96 components and 0.170476 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=0.117957Jy sigma=0.498123 ! Fit after self-cal, rms=0.117960Jy sigma=0.498118 ! 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=0.8217 mas, bmaj=2.048 mas, bpa=8.761 degrees ! Estimated noise=0.983375 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8217 x 2.048 at 8.761 degrees (North through East) ! Clean map min=-0.0015554 max=0.14424 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=0.6752 mas, bmaj=1.761 mas, bpa=8.771 degrees ! Estimated noise=1.74105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109396 Jy ! Component: 100 - total flux cleaned = 0.143654 Jy ! Component: 150 - total flux cleaned = 0.158337 Jy ! Component: 200 - total flux cleaned = 0.164979 Jy ! Total flux subtracted in 200 components = 0.164979 Jy ! Clean residual min=-0.004733 max=0.004164 Jy/beam ! Clean residual mean=0.000001 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.164979 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.164979 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8217 mas, bmaj=2.048 mas, bpa=8.761 degrees ! Estimated noise=0.983375 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) ! Added new window around map position (0.4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420831 Jy ! Component: 100 - total flux cleaned = 0.00664161 Jy ! Component: 150 - total flux cleaned = 0.00768675 Jy ! Component: 200 - total flux cleaned = 0.00821778 Jy ! Total flux subtracted in 200 components = 0.00821778 Jy ! Clean residual min=-0.002247 max=0.001891 Jy/beam ! Clean residual mean=0.000000 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.173197 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 42 components and 0.173197 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=1.907 mas, bmaj=4.101 mas, bpa=17.01 degrees ! Estimated noise=1.29058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000332243 Jy ! Component: 100 - total flux cleaned = -0.000148955 Jy ! Component: 150 - total flux cleaned = -2.28722e-05 Jy ! Component: 200 - total flux cleaned = -9.553e-05 Jy ! Total flux subtracted in 200 components = -9.553e-05 Jy ! Clean residual min=-0.001726 max=0.001629 Jy/beam ! Clean residual mean=-0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.173102 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 = -0.000133289 Jy ! Component: 100 - total flux cleaned = -0.000213574 Jy ! Component: 150 - total flux cleaned = -0.000324765 Jy ! Component: 200 - total flux cleaned = -0.000461482 Jy ! Total flux subtracted in 200 components = -0.000461482 Jy ! Clean residual min=-0.001724 max=0.001540 Jy/beam ! Clean residual mean=-0.000001 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.17264 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 72 components and 0.17264 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8217 mas, bmaj=2.048 mas, bpa=8.761 degrees ! Estimated noise=0.983375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000113044 Jy ! Component: 100 - total flux cleaned = -7.09681e-05 Jy ! Component: 150 - total flux cleaned = -0.000146449 Jy ! Component: 200 - total flux cleaned = -0.000216 Jy ! Total flux subtracted in 200 components = -0.000216 Jy ! Clean residual min=-0.001962 max=0.001681 Jy/beam ! Clean residual mean=-0.000000 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.172424 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 90 components and 0.172424 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=0.117989Jy sigma=0.498402 ! Fit after self-cal, rms=0.118012Jy sigma=0.498334 wmodel J1537-1527_X_map.mod ! Writing 90 model components to file: J1537-1527_X_map.mod wobs J1537-1527_X_uvs.fits ! Writing UV FITS file: J1537-1527_X_uvs.fits wwins J1537-1527_X_map.win ! wwins: Wrote 4 windows to J1537-1527_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 = -0.000818599 Jy ! Component: 100 - total flux cleaned = -0.00103188 Jy ! Component: 150 - total flux cleaned = -0.00111655 Jy ! Component: 200 - total flux cleaned = -0.00124916 Jy ! Component: 250 - total flux cleaned = -0.0013256 Jy ! Component: 300 - total flux cleaned = -0.00144694 Jy ! Component: 350 - total flux cleaned = -0.00158665 Jy ! Component: 400 - total flux cleaned = -0.00160869 Jy ! Component: 450 - total flux cleaned = -0.00167299 Jy ! Component: 500 - total flux cleaned = -0.00167214 Jy ! Component: 550 - total flux cleaned = -0.00165164 Jy ! Component: 600 - total flux cleaned = -0.0016716 Jy ! Component: 650 - total flux cleaned = -0.00167149 Jy ! Component: 700 - total flux cleaned = -0.00167159 Jy ! Component: 750 - total flux cleaned = -0.00170868 Jy ! Component: 800 - total flux cleaned = -0.00165439 Jy ! Component: 850 - total flux cleaned = -0.0016543 Jy ! Component: 900 - total flux cleaned = -0.00163706 Jy ! Component: 950 - total flux cleaned = -0.00158597 Jy ! Component: 1000 - total flux cleaned = -0.00155227 Jy ! Component: 1050 - total flux cleaned = -0.0015026 Jy ! Component: 1100 - total flux cleaned = -0.00150265 Jy ! Component: 1150 - total flux cleaned = -0.00148689 Jy ! Component: 1200 - total flux cleaned = -0.0015025 Jy ! Component: 1250 - total flux cleaned = -0.00148708 Jy ! Component: 1300 - total flux cleaned = -0.00150251 Jy ! Component: 1350 - total flux cleaned = -0.00156294 Jy ! Component: 1400 - total flux cleaned = -0.00160773 Jy ! Component: 1450 - total flux cleaned = -0.00166663 Jy ! Component: 1500 - total flux cleaned = -0.00169552 Jy ! Component: 1550 - total flux cleaned = -0.00169568 Jy ! Component: 1600 - total flux cleaned = -0.00173833 Jy ! Component: 1650 - total flux cleaned = -0.00172426 Jy ! Component: 1700 - total flux cleaned = -0.00179381 Jy ! Component: 1750 - total flux cleaned = -0.00175256 Jy ! Component: 1800 - total flux cleaned = -0.00182085 Jy ! Component: 1850 - total flux cleaned = -0.00182089 Jy ! Component: 1900 - total flux cleaned = -0.0018211 Jy ! Component: 1950 - total flux cleaned = -0.00184756 Jy ! Component: 2000 - total flux cleaned = -0.00186084 Jy ! Component: 2050 - total flux cleaned = -0.00182184 Jy ! Component: 2100 - total flux cleaned = -0.00182199 Jy ! Component: 2150 - total flux cleaned = -0.00179658 Jy ! Component: 2200 - total flux cleaned = -0.00177145 Jy ! Component: 2250 - total flux cleaned = -0.00172145 Jy ! Component: 2300 - total flux cleaned = -0.00173408 Jy ! Component: 2350 - total flux cleaned = -0.00168493 Jy ! Component: 2400 - total flux cleaned = -0.00164847 Jy ! Component: 2450 - total flux cleaned = -0.00162428 Jy ! Component: 2500 - total flux cleaned = -0.0015644 Jy ! Component: 2550 - total flux cleaned = -0.00154072 Jy ! Component: 2600 - total flux cleaned = -0.0015053 Jy ! Component: 2650 - total flux cleaned = -0.00147012 Jy ! Component: 2700 - total flux cleaned = -0.00144673 Jy ! Component: 2750 - total flux cleaned = -0.001389 Jy ! Component: 2800 - total flux cleaned = -0.00138899 Jy ! Component: 2850 - total flux cleaned = -0.00137767 Jy ! Component: 2900 - total flux cleaned = -0.00136631 Jy ! Component: 2950 - total flux cleaned = -0.00134384 Jy ! Component: 3000 - total flux cleaned = -0.00134391 Jy ! Component: 3050 - total flux cleaned = -0.00137716 Jy ! Component: 3100 - total flux cleaned = -0.00134394 Jy ! Component: 3150 - total flux cleaned = -0.00132201 Jy ! Component: 3200 - total flux cleaned = -0.00131106 Jy ! Component: 3250 - total flux cleaned = -0.00131103 Jy ! Component: 3300 - total flux cleaned = -0.00128953 Jy ! Component: 3350 - total flux cleaned = -0.00126804 Jy ! Component: 3400 - total flux cleaned = -0.00124671 Jy ! Component: 3450 - total flux cleaned = -0.00121497 Jy ! Component: 3500 - total flux cleaned = -0.00119394 Jy ! Component: 3550 - total flux cleaned = -0.00118344 Jy ! Component: 3600 - total flux cleaned = -0.0011626 Jy ! Component: 3650 - total flux cleaned = -0.00115223 Jy ! Component: 3700 - total flux cleaned = -0.00113168 Jy ! Component: 3750 - total flux cleaned = -0.00105998 Jy ! Component: 3800 - total flux cleaned = -0.00107022 Jy ! Component: 3850 - total flux cleaned = -0.00106009 Jy ! Component: 3900 - total flux cleaned = -0.00102972 Jy ! Component: 3950 - total flux cleaned = -0.00101965 Jy ! Component: 4000 - total flux cleaned = -0.000979614 Jy ! Component: 4050 - total flux cleaned = -0.000969694 Jy ! Total flux subtracted in 4096 components = -0.00097962 Jy ! Clean residual min=-0.000587 max=0.000709 Jy/beam ! Clean residual mean=0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.171445 Jy keep ! Adding 254 model components to the UV plane model. ! The established model now contains 344 components and 0.171445 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1537-1527_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8217 x 2.048 at 8.761 degrees (North through East) ! Clean map min=-0.0010498 max=0.14219 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1537-1527_X_map.fits wmodel /image_prod/ug002_uva//J1537-1527_X_map.mod ! Writing 344 model components to file: /image_prod/ug002_uva//J1537-1527_X_map.mod wobs /image_prod/ug002_uva//J1537-1527_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1537-1527_X_uvs.fits wwins /image_prod/ug002_uva//J1537-1527_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1537-1527_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.142193 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160378 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.338366 0.338366 0.676731 1.35346 2.70693 5.41385 10.8277 21.6554 43.3108 86.6216 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.142 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 886.614 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1537-1527_X_dfm.log closed on Thu Mar 5 02:20:50 2020