! Started logfile: .//J1232+3758_C_dfm.log on Mon Jan 20 18:03:20 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1232+3758_C_uva.fits ! Reading UV FITS file: .//J1232+3758_C_uva.fits ! AN table 1: 123 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.996748 visibilities/baseline/integration-bin. ! Found source: J1232+3758 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 44136 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1232+3758_C] 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 0.300x0.300 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 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000712Jy sigma=26.932277 ! Fit after self-cal, rms=0.981355Jy sigma=26.453077 ! 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=1.341 mas, bmaj=5.328 mas, bpa=34.16 degrees ! Estimated noise=0.389236 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 = 0.0147372 Jy ! Component: 100 - total flux cleaned = 0.0179961 Jy ! Total flux subtracted in 100 components = 0.0179961 Jy ! Clean residual min=-0.001674 max=0.002667 Jy/beam ! Clean residual mean=0.000002 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0179961 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0179961 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. ! ! Fit before self-cal, rms=0.033954Jy sigma=0.780800 ! Fit after self-cal, rms=0.031857Jy sigma=0.723938 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381376 Jy ! Component: 100 - total flux cleaned = 0.00381472 Jy ! Total flux subtracted in 100 components = 0.00381472 Jy ! Clean residual min=-0.001688 max=0.002848 Jy/beam ! Clean residual mean=0.000002 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.0218108 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0218108 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. ! ! Fit before self-cal, rms=0.031380Jy sigma=0.716339 ! Fit after self-cal, rms=0.031349Jy sigma=0.716240 ! Inverting map ! Added new window around map position (-4.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196976 Jy ! Component: 100 - total flux cleaned = 0.00177649 Jy ! Total flux subtracted in 100 components = 0.00177649 Jy ! Clean residual min=-0.001495 max=0.002138 Jy/beam ! Clean residual mean=0.000002 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0235873 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 0.0235873 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. ! ! Fit before self-cal, rms=0.031234Jy sigma=0.712669 ! Fit after self-cal, rms=0.031137Jy sigma=0.711966 ! 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=1.877 mas, bmaj=5.29 mas, bpa=33.55 degrees ! Estimated noise=0.146411 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 = 8.47003e-05 Jy ! Component: 100 - total flux cleaned = -5.08186e-05 Jy ! Component: 150 - total flux cleaned = -0.000233231 Jy ! Component: 200 - total flux cleaned = -0.00029239 Jy ! Total flux subtracted in 200 components = -0.00029239 Jy ! Clean residual min=-0.001186 max=0.001582 Jy/beam ! Clean residual mean=0.000005 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0232949 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 38 components and 0.0232949 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. ! ! Fit before self-cal, rms=0.031086Jy sigma=0.710507 ! Fit after self-cal, rms=0.031043Jy sigma=0.710304 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.877 x 5.29 at 33.55 degrees (North through East) ! Clean map min=-0.0011857 max=0.021987 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.86 HN 1.00* KP 1.17 ! LA 0.93 MK 0.88 NL 1.10 OV 0.90 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.86 HN 1.00* KP 1.15 ! LA 0.93 MK 0.91 NL 1.09 OV 0.96 ! PT 0.92 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.86 HN 1.00* KP 1.32 ! LA 0.98 MK 0.82 NL 1.16 OV 0.98 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.87 HN 1.00* KP 1.29 ! LA 0.99 MK 0.95 NL 1.16 OV 0.92 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.83 HN 1.00* KP 1.27 ! LA 0.93 MK 0.96 NL 1.18 OV 1.00 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.86 HN 1.00* KP 1.36 ! LA 0.95 MK 0.91 NL 1.06 OV 1.04 ! PT 1.01 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.86 HN 1.00* KP 1.30 ! LA 1.01 MK 0.93 NL 1.17 OV 0.98 ! PT 1.05 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.84 HN 1.00* KP 1.32 ! LA 0.96 MK 0.95 NL 1.11 OV 0.98 ! PT 1.03 SC 0.92 ! ! ! Fit before self-cal, rms=0.031043Jy sigma=0.710304 ! Fit after self-cal, rms=0.029755Jy sigma=0.704353 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.853 mas, bmaj=5.34 mas, bpa=33.71 degrees ! Estimated noise=0.147037 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 = -0.000123482 Jy ! Component: 100 - total flux cleaned = -0.000142754 Jy ! Component: 150 - total flux cleaned = -0.000131188 Jy ! Component: 200 - total flux cleaned = -0.000109991 Jy ! Total flux subtracted in 200 components = -0.000109991 Jy ! Clean residual min=-0.000498 max=0.000614 Jy/beam ! Clean residual mean=0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0231849 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.0231849 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. ! ! Fit before self-cal, rms=0.029739Jy sigma=0.703938 ! Fit after self-cal, rms=0.029733Jy sigma=0.703199 ! 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. ! ! Fit before self-cal, rms=0.029733Jy sigma=0.703199 ! Fit after self-cal, rms=0.029614Jy sigma=0.702972 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.849 mas, bmaj=5.347 mas, bpa=33.75 degrees ! Estimated noise=0.147322 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.25342e-05 Jy ! Component: 100 - total flux cleaned = -8.25751e-05 Jy ! Component: 150 - total flux cleaned = -5.40923e-05 Jy ! Component: 200 - total flux cleaned = -4.57696e-05 Jy ! Total flux subtracted in 200 components = -4.57696e-05 Jy ! Clean residual min=-0.000486 max=0.000548 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0231391 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.0231391 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. ! ! Fit before self-cal, rms=0.029607Jy sigma=0.702739 ! Fit after self-cal, rms=0.029607Jy sigma=0.702664 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 (-6, -21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278537 Jy ! Component: 100 - total flux cleaned = 0.000317878 Jy ! Component: 150 - total flux cleaned = 0.000327217 Jy ! Component: 200 - total flux cleaned = 0.000385191 Jy ! Total flux subtracted in 200 components = 0.000385191 Jy ! Clean residual min=-0.000482 max=0.000426 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0235243 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 0.0235243 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. ! ! Fit before self-cal, rms=0.029596Jy sigma=0.702335 ! Fit after self-cal, rms=0.029587Jy sigma=0.702292 ! 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. ! ! Fit before self-cal, rms=0.029587Jy sigma=0.702292 ! Fit after self-cal, rms=0.029376Jy sigma=0.702228 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.846 mas, bmaj=5.346 mas, bpa=33.75 degrees ! Estimated noise=0.147101 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.38929e-05 Jy ! Component: 100 - total flux cleaned = 0.000102973 Jy ! Component: 150 - total flux cleaned = 0.000111943 Jy ! Component: 200 - total flux cleaned = 0.000150836 Jy ! Total flux subtracted in 200 components = 0.000150836 Jy ! Clean residual min=-0.000450 max=0.000411 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0236752 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 0.0236752 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. ! ! Fit before self-cal, rms=0.029371Jy sigma=0.702066 ! Fit after self-cal, rms=0.029363Jy sigma=0.702045 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.77466e-05 Jy ! Component: 100 - total flux cleaned = 9.4121e-05 Jy ! Component: 150 - total flux cleaned = 0.000107898 Jy ! Component: 200 - total flux cleaned = 0.000127782 Jy ! Total flux subtracted in 200 components = 0.000127782 Jy ! Clean residual min=-0.000449 max=0.000403 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.023803 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 109 components and 0.023803 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. ! ! Fit before self-cal, rms=0.029360Jy sigma=0.701963 ! Fit after self-cal, rms=0.029359Jy sigma=0.701960 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.029359Jy sigma=0.701960 ! Fit after self-cal, rms=0.029259Jy sigma=0.701938 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.915 mas, bmaj=5.642 mas, bpa=28.16 degrees ! Estimated noise=0.172957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.27749e-05 Jy ! Component: 100 - total flux cleaned = 6.71649e-05 Jy ! Component: 150 - total flux cleaned = 0.000122933 Jy ! Component: 200 - total flux cleaned = 0.00014981 Jy ! Total flux subtracted in 200 components = 0.00014981 Jy ! Clean residual min=-0.000373 max=0.000400 Jy/beam ! Clean residual mean=-0.000001 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0239528 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 125 components and 0.0239528 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. ! ! Fit before self-cal, rms=0.029257Jy sigma=0.701905 ! Fit after self-cal, rms=0.029255Jy sigma=0.701893 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 = 2.96144e-05 Jy ! Component: 100 - total flux cleaned = 5.21428e-05 Jy ! Component: 150 - total flux cleaned = 6.87315e-05 Jy ! Component: 200 - total flux cleaned = 8.0309e-05 Jy ! Total flux subtracted in 200 components = 8.0309e-05 Jy ! Clean residual min=-0.000371 max=0.000402 Jy/beam ! Clean residual mean=-0.000001 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0240331 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 141 components and 0.0240331 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. ! ! Fit before self-cal, rms=0.029254Jy sigma=0.701880 ! Fit after self-cal, rms=0.029254Jy sigma=0.701875 ! 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=1.844 mas, bmaj=5.346 mas, bpa=33.76 degrees ! Estimated noise=0.147035 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.844 x 5.346 at 33.76 degrees (North through East) ! Clean map min=-0.00060825 max=0.021687 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=1.319 mas, bmaj=5.422 mas, bpa=34.12 degrees ! Estimated noise=0.38593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0174344 Jy ! Component: 100 - total flux cleaned = 0.0217127 Jy ! Component: 150 - total flux cleaned = 0.022976 Jy ! Component: 200 - total flux cleaned = 0.0229251 Jy ! Total flux subtracted in 200 components = 0.0229251 Jy ! Clean residual min=-0.001223 max=0.001150 Jy/beam ! Clean residual mean=0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0229251 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0229251 Jy ! Inverting map and beam ! Estimated beam: bmin=1.844 mas, bmaj=5.346 mas, bpa=33.76 degrees ! Estimated noise=0.147035 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 = 9.10765e-05 Jy ! Component: 100 - total flux cleaned = 0.000165313 Jy ! Component: 150 - total flux cleaned = 0.000208095 Jy ! Component: 200 - total flux cleaned = 0.000240846 Jy ! Total flux subtracted in 200 components = 0.000240846 Jy ! Clean residual min=-0.000499 max=0.000511 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0231659 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 40 components and 0.0231659 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.915 mas, bmaj=5.642 mas, bpa=28.16 degrees ! Estimated noise=0.172957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000150908 Jy ! Component: 100 - total flux cleaned = 0.000313756 Jy ! Component: 150 - total flux cleaned = 0.000418339 Jy ! Component: 200 - total flux cleaned = 0.000509443 Jy ! Total flux subtracted in 200 components = 0.000509443 Jy ! Clean residual min=-0.000403 max=0.000457 Jy/beam ! Clean residual mean=-0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0236754 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 = 4.90973e-05 Jy ! Component: 100 - total flux cleaned = 9.40963e-05 Jy ! Component: 150 - total flux cleaned = 0.000122165 Jy ! Component: 200 - total flux cleaned = 0.000141932 Jy ! Total flux subtracted in 200 components = 0.000141932 Jy ! Clean residual min=-0.000380 max=0.000447 Jy/beam ! Clean residual mean=-0.000001 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0238173 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 80 components and 0.0238173 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.844 mas, bmaj=5.346 mas, bpa=33.76 degrees ! Estimated noise=0.147035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.99979e-05 Jy ! Component: 100 - total flux cleaned = -2.64072e-05 Jy ! Component: 150 - total flux cleaned = -1.58029e-05 Jy ! Component: 200 - total flux cleaned = -5.41333e-06 Jy ! Total flux subtracted in 200 components = -5.41333e-06 Jy ! Clean residual min=-0.000458 max=0.000434 Jy/beam ! Clean residual mean=-0.000001 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0238119 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 0.0238119 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. ! ! Fit before self-cal, rms=0.029262Jy sigma=0.702063 ! Fit after self-cal, rms=0.029268Jy sigma=0.702015 wmodel J1232+3758_C_map.mod ! Writing 97 model components to file: J1232+3758_C_map.mod wobs J1232+3758_C_uvs.fits ! Writing UV FITS file: J1232+3758_C_uvs.fits wwins J1232+3758_C_map.win ! wwins: Wrote 3 windows to J1232+3758_C_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 = -0.000100019 Jy ! Component: 100 - total flux cleaned = -7.84697e-05 Jy ! Component: 150 - total flux cleaned = -2.26226e-05 Jy ! Component: 200 - total flux cleaned = 1.76812e-05 Jy ! Component: 250 - total flux cleaned = 5.64904e-05 Jy ! Component: 300 - total flux cleaned = 8.77478e-05 Jy ! Component: 350 - total flux cleaned = 0.000106184 Jy ! Component: 400 - total flux cleaned = 0.000112245 Jy ! Component: 450 - total flux cleaned = 0.000112306 Jy ! Component: 500 - total flux cleaned = 9.00864e-05 Jy ! Component: 550 - total flux cleaned = 6.84615e-05 Jy ! Component: 600 - total flux cleaned = 4.73528e-05 Jy ! Component: 650 - total flux cleaned = 3.70585e-05 Jy ! Component: 700 - total flux cleaned = 3.20047e-05 Jy ! Component: 750 - total flux cleaned = 3.20124e-05 Jy ! Component: 800 - total flux cleaned = 4.66527e-05 Jy ! Component: 850 - total flux cleaned = 5.14058e-05 Jy ! Component: 900 - total flux cleaned = 4.65776e-05 Jy ! Component: 950 - total flux cleaned = 4.66364e-05 Jy ! Component: 1000 - total flux cleaned = 5.58917e-05 Jy ! Component: 1050 - total flux cleaned = 5.13458e-05 Jy ! Component: 1100 - total flux cleaned = 5.13162e-05 Jy ! Component: 1150 - total flux cleaned = 4.69692e-05 Jy ! Component: 1200 - total flux cleaned = 5.57025e-05 Jy ! Component: 1250 - total flux cleaned = 4.70321e-05 Jy ! Component: 1300 - total flux cleaned = 2.98965e-05 Jy ! Component: 1350 - total flux cleaned = 2.15274e-05 Jy ! Component: 1400 - total flux cleaned = 2.16209e-05 Jy ! Component: 1450 - total flux cleaned = 4.22511e-05 Jy ! Component: 1500 - total flux cleaned = 2.18728e-05 Jy ! Component: 1550 - total flux cleaned = 1.38196e-05 Jy ! Component: 1600 - total flux cleaned = 9.88494e-06 Jy ! Component: 1650 - total flux cleaned = 2.55958e-05 Jy ! Component: 1700 - total flux cleaned = 2.16566e-05 Jy ! Component: 1750 - total flux cleaned = 1.39069e-05 Jy ! Component: 1800 - total flux cleaned = -1.39129e-06 Jy ! Component: 1850 - total flux cleaned = 2.38411e-06 Jy ! Component: 1900 - total flux cleaned = -5.14713e-06 Jy ! Component: 1950 - total flux cleaned = -8.92508e-06 Jy ! Component: 2000 - total flux cleaned = -1.99893e-05 Jy ! Component: 2050 - total flux cleaned = -3.09682e-05 Jy ! Component: 2100 - total flux cleaned = -3.82167e-05 Jy ! Component: 2150 - total flux cleaned = -6.34108e-05 Jy ! Component: 2200 - total flux cleaned = -7.76881e-05 Jy ! Component: 2250 - total flux cleaned = -8.12217e-05 Jy ! Component: 2300 - total flux cleaned = -8.83394e-05 Jy ! Component: 2350 - total flux cleaned = -9.53632e-05 Jy ! Component: 2400 - total flux cleaned = -0.000112752 Jy ! Component: 2450 - total flux cleaned = -0.000130005 Jy ! Component: 2500 - total flux cleaned = -0.000136841 Jy ! Component: 2550 - total flux cleaned = -0.000140225 Jy ! Component: 2600 - total flux cleaned = -0.000146983 Jy ! Component: 2650 - total flux cleaned = -0.000153689 Jy ! Component: 2700 - total flux cleaned = -0.00015703 Jy ! Component: 2750 - total flux cleaned = -0.000166964 Jy ! Component: 2800 - total flux cleaned = -0.000170219 Jy ! Component: 2850 - total flux cleaned = -0.000157166 Jy ! Component: 2900 - total flux cleaned = -0.000170189 Jy ! Component: 2950 - total flux cleaned = -0.000176697 Jy ! Component: 3000 - total flux cleaned = -0.000183122 Jy ! Component: 3050 - total flux cleaned = -0.000163922 Jy ! Component: 3100 - total flux cleaned = -0.00018615 Jy ! Component: 3150 - total flux cleaned = -0.000179799 Jy ! Component: 3200 - total flux cleaned = -0.000182947 Jy ! Component: 3250 - total flux cleaned = -0.00018916 Jy ! Component: 3300 - total flux cleaned = -0.000179851 Jy ! Component: 3350 - total flux cleaned = -0.000189121 Jy ! Component: 3400 - total flux cleaned = -0.000189146 Jy ! Component: 3450 - total flux cleaned = -0.000195268 Jy ! Component: 3500 - total flux cleaned = -0.000192231 Jy ! Component: 3550 - total flux cleaned = -0.000210416 Jy ! Component: 3600 - total flux cleaned = -0.000201396 Jy ! Component: 3650 - total flux cleaned = -0.000216376 Jy ! Component: 3700 - total flux cleaned = -0.000231261 Jy ! Component: 3750 - total flux cleaned = -0.000219385 Jy ! Component: 3800 - total flux cleaned = -0.000213504 Jy ! Component: 3850 - total flux cleaned = -0.000219375 Jy ! Component: 3900 - total flux cleaned = -0.000213511 Jy ! Component: 3950 - total flux cleaned = -0.000230959 Jy ! Component: 4000 - total flux cleaned = -0.00022515 Jy ! Component: 4050 - total flux cleaned = -0.000236663 Jy ! Total flux subtracted in 4096 components = -0.000242402 Jy ! Clean residual min=-0.000148 max=0.000155 Jy/beam ! Clean residual mean=-0.000000 rms=0.000053 Jy/beam ! Combined flux in latest and established models = 0.0235695 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 386 components and 0.0235695 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1232+3758_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.844 x 5.346 at 33.76 degrees (North through East) ! Clean map min=-0.00046524 max=0.021768 Jy/beam ! Writing clean map to FITS file: .//J1232+3758_C_map.fits wmodel .//J1232+3758_C_map.mod ! Writing 386 model components to file: .//J1232+3758_C_map.mod wobs .//J1232+3758_C_uvs.fits ! Writing UV FITS file: .//J1232+3758_C_uvs.fits wwins .//J1232+3758_C_map.win ! wwins: Wrote 4 windows to .//J1232+3758_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0217684 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.33535e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.735287 0.735287 1.47057 2.94115 5.88229 11.7646 23.5292 47.0583 94.1167 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.021 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 408.004 quit ! Quitting program ! Log file .//J1232+3758_C_dfm.log closed on Mon Jan 20 18:03:25 2020