! Started logfile: .//J0649-1839_C_dfm.log on Mon Jan 20 17:37:22 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 .//J0649-1839_C_uva.fits ! Reading UV FITS file: .//J0649-1839_C_uva.fits ! AN table 1: 141 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.975414 visibilities/baseline/integration-bin. ! Found source: J0649-1839 ! ! 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 67 lines of history. ! ! Reading 16504 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 J0649-1839_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 846 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 846 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 846 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.021741Jy sigma=16.701870 ! Fit after self-cal, rms=0.885412Jy sigma=14.479266 ! 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=2.181 mas, bmaj=10.43 mas, bpa=-8.721 degrees ! Estimated noise=0.900175 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 = 0.0920154 Jy ! Component: 100 - total flux cleaned = 0.116869 Jy ! Total flux subtracted in 100 components = 0.116869 Jy ! Clean residual min=-0.015191 max=0.015052 Jy/beam ! Clean residual mean=-0.000026 rms=0.004250 Jy/beam ! Combined flux in latest and established models = 0.116869 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.116869 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=0.085358Jy sigma=1.375841 ! Fit after self-cal, rms=0.084899Jy sigma=1.367153 ! 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=2.543 mas, bmaj=10.24 mas, bpa=-9.072 degrees ! Estimated noise=0.439094 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 = 0.0121963 Jy ! Component: 100 - total flux cleaned = 0.0164431 Jy ! Component: 150 - total flux cleaned = 0.018099 Jy ! Component: 200 - total flux cleaned = 0.0183166 Jy ! Total flux subtracted in 200 components = 0.0183166 Jy ! Clean residual min=-0.016666 max=0.023194 Jy/beam ! Clean residual mean=0.000032 rms=0.005010 Jy/beam ! Combined flux in latest and established models = 0.135186 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 42 components and 0.135186 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=0.081466Jy sigma=1.313441 ! Fit after self-cal, rms=0.081412Jy sigma=1.311195 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.543 x 10.24 at -9.072 degrees (North through East) ! Clean map min=-0.016852 max=0.11816 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.91 HN 1.13 NL 1.08 ! OV 0.78 PT 0.84 ! ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 0.93 HN 1.09 NL 0.99 ! OV 0.98 PT 0.97 ! ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.91 NL 1.23 ! OV 0.90 PT 1.04 ! ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.10 HN 0.91 NL 1.24 ! OV 0.91 PT 1.01 ! ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.22 HN 0.87 NL 1.13 ! OV 0.93 PT 1.00 ! ! ! Fit before self-cal, rms=0.081412Jy sigma=1.311195 ! Fit after self-cal, rms=0.084111Jy sigma=1.265957 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.521 mas, bmaj=10.26 mas, bpa=-8.715 degrees ! Estimated noise=0.430001 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 = -0.00344261 Jy ! Component: 100 - total flux cleaned = -0.00374538 Jy ! Component: 150 - total flux cleaned = -0.00383902 Jy ! Component: 200 - total flux cleaned = -0.00412165 Jy ! Total flux subtracted in 200 components = -0.00412165 Jy ! Clean residual min=-0.015564 max=0.020954 Jy/beam ! Clean residual mean=0.000061 rms=0.004729 Jy/beam ! Combined flux in latest and established models = 0.131064 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 57 components and 0.131064 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=0.083693Jy sigma=1.258746 ! Fit after self-cal, rms=0.083828Jy sigma=1.257140 ! 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=0.083828Jy sigma=1.257140 ! Fit after self-cal, rms=0.087718Jy sigma=1.228296 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.51 mas, bmaj=10.34 mas, bpa=-8.737 degrees ! Estimated noise=0.441055 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000800233 Jy ! Component: 100 - total flux cleaned = -0.00111303 Jy ! Component: 150 - total flux cleaned = -0.00119343 Jy ! Component: 200 - total flux cleaned = -0.00142429 Jy ! Total flux subtracted in 200 components = -0.00142429 Jy ! Clean residual min=-0.016252 max=0.021484 Jy/beam ! Clean residual mean=0.000057 rms=0.004657 Jy/beam ! Combined flux in latest and established models = 0.12964 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 0.12964 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=0.087395Jy sigma=1.224386 ! Fit after self-cal, rms=0.087451Jy sigma=1.223996 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 (-16.8, 34.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160051 Jy ! Component: 100 - total flux cleaned = 0.0212143 Jy ! Component: 150 - total flux cleaned = 0.0259142 Jy ! Component: 200 - total flux cleaned = 0.0288929 Jy ! Total flux subtracted in 200 components = 0.0288929 Jy ! Clean residual min=-0.012824 max=0.017128 Jy/beam ! Clean residual mean=0.000053 rms=0.004043 Jy/beam ! Combined flux in latest and established models = 0.158532 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 105 components and 0.158532 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=0.083096Jy sigma=1.153395 ! Fit after self-cal, rms=0.082639Jy sigma=1.141641 ! 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=0.082639Jy sigma=1.141641 ! Fit after self-cal, rms=0.088751Jy sigma=1.053136 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.515 mas, bmaj=10.35 mas, bpa=-8.862 degrees ! Estimated noise=0.436223 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0056825 Jy ! Component: 100 - total flux cleaned = 0.00698956 Jy ! Component: 150 - total flux cleaned = 0.00778876 Jy ! Component: 200 - total flux cleaned = 0.00805866 Jy ! Total flux subtracted in 200 components = 0.00805866 Jy ! Clean residual min=-0.010656 max=0.015828 Jy/beam ! Clean residual mean=0.000034 rms=0.003396 Jy/beam ! Combined flux in latest and established models = 0.166591 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 130 components and 0.166591 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=0.087504Jy sigma=1.040833 ! Fit after self-cal, rms=0.087944Jy sigma=1.037265 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 (35.4, 16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129772 Jy ! Component: 100 - total flux cleaned = 0.0169534 Jy ! Component: 150 - total flux cleaned = 0.018161 Jy ! Component: 200 - total flux cleaned = 0.0188753 Jy ! Total flux subtracted in 200 components = 0.0188753 Jy ! Clean residual min=-0.009487 max=0.012493 Jy/beam ! Clean residual mean=0.000027 rms=0.002871 Jy/beam ! Combined flux in latest and established models = 0.185466 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 164 components and 0.185466 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=0.085305Jy sigma=1.000227 ! Fit after self-cal, rms=0.084404Jy sigma=0.992921 ! Inverting map ! Added new window around map position (-63.6, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113434 Jy ! Component: 100 - total flux cleaned = 0.0165413 Jy ! Component: 150 - total flux cleaned = 0.0180494 Jy ! Component: 200 - total flux cleaned = 0.0191846 Jy ! Total flux subtracted in 200 components = 0.0191846 Jy ! Clean residual min=-0.009040 max=0.012258 Jy/beam ! Clean residual mean=0.000025 rms=0.002632 Jy/beam ! Combined flux in latest and established models = 0.204651 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 204 components and 0.204651 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=0.082022Jy sigma=0.956954 ! Fit after self-cal, rms=0.081427Jy sigma=0.952317 ! Inverting map ! Added new window around map position (-65.7, 75). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00500151 Jy ! Component: 100 - total flux cleaned = 0.00765143 Jy ! Component: 150 - total flux cleaned = 0.00945998 Jy ! Component: 200 - total flux cleaned = 0.0110993 Jy ! Total flux subtracted in 200 components = 0.0110993 Jy ! Clean residual min=-0.008502 max=0.008819 Jy/beam ! Clean residual mean=0.000018 rms=0.002356 Jy/beam ! Combined flux in latest and established models = 0.21575 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 243 components and 0.21575 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=0.079181Jy sigma=0.916644 ! Fit after self-cal, rms=0.078735Jy sigma=0.910819 ! 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=0.078735Jy sigma=0.910819 ! Fit after self-cal, rms=0.068414Jy sigma=0.883484 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.69 mas, bmaj=10.02 mas, bpa=-8.588 degrees ! Estimated noise=0.451627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00524775 Jy ! Component: 100 - total flux cleaned = 0.00691017 Jy ! Component: 150 - total flux cleaned = 0.00780995 Jy ! Component: 200 - total flux cleaned = 0.00844709 Jy ! Total flux subtracted in 200 components = 0.00844709 Jy ! Clean residual min=-0.008350 max=0.009886 Jy/beam ! Clean residual mean=0.000011 rms=0.002248 Jy/beam ! Combined flux in latest and established models = 0.224197 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 275 components and 0.224197 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=0.067431Jy sigma=0.866265 ! Fit after self-cal, rms=0.067105Jy sigma=0.864233 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 (-10.2, -45.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373305 Jy ! Component: 100 - total flux cleaned = 0.00624617 Jy ! Component: 150 - total flux cleaned = 0.00799293 Jy ! Component: 200 - total flux cleaned = 0.0076906 Jy ! Total flux subtracted in 200 components = 0.0076906 Jy ! Clean residual min=-0.007294 max=0.006641 Jy/beam ! Clean residual mean=0.000009 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.231888 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 312 components and 0.231888 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=0.065765Jy sigma=0.843414 ! Fit after self-cal, rms=0.065565Jy sigma=0.841384 ! 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=2.538 mas, bmaj=10.35 mas, bpa=-8.988 degrees ! Estimated noise=0.422717 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.538 x 10.35 at -8.988 degrees (North through East) ! Clean map min=-0.0079618 max=0.11593 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=2.181 mas, bmaj=10.58 mas, bpa=-8.81 degrees ! Estimated noise=0.865077 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0866351 Jy ! Component: 100 - total flux cleaned = 0.111262 Jy ! Component: 150 - total flux cleaned = 0.127215 Jy ! Component: 200 - total flux cleaned = 0.139063 Jy ! Total flux subtracted in 200 components = 0.139063 Jy ! Clean residual min=-0.012352 max=0.012292 Jy/beam ! Clean residual mean=-0.000005 rms=0.003640 Jy/beam ! Combined flux in latest and established models = 0.139063 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.139063 Jy ! Inverting map and beam ! Estimated beam: bmin=2.538 mas, bmaj=10.35 mas, bpa=-8.988 degrees ! Estimated noise=0.422717 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 = 0.0199419 Jy ! Component: 100 - total flux cleaned = 0.0327896 Jy ! Component: 150 - total flux cleaned = 0.0395253 Jy ! Component: 200 - total flux cleaned = 0.0446262 Jy ! Total flux subtracted in 200 components = 0.0446262 Jy ! Clean residual min=-0.010382 max=0.010157 Jy/beam ! Clean residual mean=0.000006 rms=0.003047 Jy/beam ! Combined flux in latest and established models = 0.18369 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 73 components and 0.18369 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=3.69 mas, bmaj=10.02 mas, bpa=-8.588 degrees ! Estimated noise=0.451627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862834 Jy ! Component: 100 - total flux cleaned = 0.0144753 Jy ! Component: 150 - total flux cleaned = 0.020313 Jy ! Component: 200 - total flux cleaned = 0.0238667 Jy ! Total flux subtracted in 200 components = 0.0238667 Jy ! Clean residual min=-0.009413 max=0.008849 Jy/beam ! Clean residual mean=0.000004 rms=0.002803 Jy/beam ! Combined flux in latest and established models = 0.207556 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 = 0.00351691 Jy ! Component: 100 - total flux cleaned = 0.00672275 Jy ! Component: 150 - total flux cleaned = 0.0094214 Jy ! Component: 200 - total flux cleaned = 0.011708 Jy ! Total flux subtracted in 200 components = 0.011708 Jy ! Clean residual min=-0.008573 max=0.007891 Jy/beam ! Clean residual mean=0.000007 rms=0.002413 Jy/beam ! Combined flux in latest and established models = 0.219264 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 162 components and 0.219264 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.538 mas, bmaj=10.35 mas, bpa=-8.988 degrees ! Estimated noise=0.422717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00390463 Jy ! Component: 100 - total flux cleaned = 0.00502674 Jy ! Component: 150 - total flux cleaned = 0.00647315 Jy ! Component: 200 - total flux cleaned = 0.0066664 Jy ! Total flux subtracted in 200 components = 0.0066664 Jy ! Clean residual min=-0.006844 max=0.007228 Jy/beam ! Clean residual mean=0.000003 rms=0.001958 Jy/beam ! Combined flux in latest and established models = 0.225931 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 202 components and 0.225931 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=0.067085Jy sigma=0.868636 ! Fit after self-cal, rms=0.066946Jy sigma=0.865923 wmodel J0649-1839_C_map.mod ! Writing 202 model components to file: J0649-1839_C_map.mod wobs J0649-1839_C_uvs.fits ! Writing UV FITS file: J0649-1839_C_uvs.fits wwins J0649-1839_C_map.win ! wwins: Wrote 6 windows to J0649-1839_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 = 0.00205868 Jy ! Component: 100 - total flux cleaned = 0.00331452 Jy ! Component: 150 - total flux cleaned = 0.00417351 Jy ! Component: 200 - total flux cleaned = 0.00489274 Jy ! Component: 250 - total flux cleaned = 0.00558093 Jy ! Component: 300 - total flux cleaned = 0.00605431 Jy ! Component: 350 - total flux cleaned = 0.00660131 Jy ! Component: 400 - total flux cleaned = 0.00704219 Jy ! Component: 450 - total flux cleaned = 0.00738562 Jy ! Component: 500 - total flux cleaned = 0.00763951 Jy ! Component: 550 - total flux cleaned = 0.00813209 Jy ! Component: 600 - total flux cleaned = 0.00853125 Jy ! Component: 650 - total flux cleaned = 0.00868746 Jy ! Component: 700 - total flux cleaned = 0.00891572 Jy ! Component: 750 - total flux cleaned = 0.00921283 Jy ! Component: 800 - total flux cleaned = 0.00943032 Jy ! Component: 850 - total flux cleaned = 0.00964503 Jy ! Component: 900 - total flux cleaned = 0.0100645 Jy ! Component: 950 - total flux cleaned = 0.0103387 Jy ! Component: 1000 - total flux cleaned = 0.010742 Jy ! Component: 1050 - total flux cleaned = 0.0108079 Jy ! Component: 1100 - total flux cleaned = 0.0110681 Jy ! Component: 1150 - total flux cleaned = 0.0111958 Jy ! Component: 1200 - total flux cleaned = 0.0112593 Jy ! Component: 1250 - total flux cleaned = 0.0116952 Jy ! Component: 1300 - total flux cleaned = 0.0119398 Jy ! Component: 1350 - total flux cleaned = 0.0121819 Jy ! Component: 1400 - total flux cleaned = 0.0125997 Jy ! Component: 1450 - total flux cleaned = 0.0130118 Jy ! Component: 1500 - total flux cleaned = 0.0133014 Jy ! Component: 1550 - total flux cleaned = 0.0135878 Jy ! Component: 1600 - total flux cleaned = 0.0138143 Jy ! Component: 1650 - total flux cleaned = 0.0141505 Jy ! Component: 1700 - total flux cleaned = 0.0145387 Jy ! Component: 1750 - total flux cleaned = 0.0148128 Jy ! Component: 1800 - total flux cleaned = 0.0151384 Jy ! Component: 1850 - total flux cleaned = 0.0154605 Jy ! Component: 1900 - total flux cleaned = 0.0158858 Jy ! Component: 1950 - total flux cleaned = 0.0163598 Jy ! Component: 2000 - total flux cleaned = 0.0165691 Jy ! Component: 2050 - total flux cleaned = 0.01688 Jy ! Component: 2100 - total flux cleaned = 0.0172905 Jy ! Component: 2150 - total flux cleaned = 0.0176463 Jy ! Component: 2200 - total flux cleaned = 0.017898 Jy ! Component: 2250 - total flux cleaned = 0.0183979 Jy ! Component: 2300 - total flux cleaned = 0.018645 Jy ! Component: 2350 - total flux cleaned = 0.0189393 Jy ! Component: 2400 - total flux cleaned = 0.0193773 Jy ! Component: 2450 - total flux cleaned = 0.0196671 Jy ! Component: 2500 - total flux cleaned = 0.0199068 Jy ! Component: 2550 - total flux cleaned = 0.0202388 Jy ! Component: 2600 - total flux cleaned = 0.0203799 Jy ! Component: 2650 - total flux cleaned = 0.0206131 Jy ! Component: 2700 - total flux cleaned = 0.0206593 Jy ! Component: 2750 - total flux cleaned = 0.0209826 Jy ! Component: 2800 - total flux cleaned = 0.021165 Jy ! Component: 2850 - total flux cleaned = 0.0212559 Jy ! Component: 2900 - total flux cleaned = 0.021346 Jy ! Component: 2950 - total flux cleaned = 0.0215706 Jy ! Component: 3000 - total flux cleaned = 0.0217484 Jy ! Component: 3050 - total flux cleaned = 0.0219255 Jy ! Component: 3100 - total flux cleaned = 0.0221014 Jy ! Component: 3150 - total flux cleaned = 0.0222758 Jy ! Component: 3200 - total flux cleaned = 0.0224062 Jy ! Component: 3250 - total flux cleaned = 0.0224924 Jy ! Component: 3300 - total flux cleaned = 0.0226639 Jy ! Component: 3350 - total flux cleaned = 0.0227922 Jy ! Component: 3400 - total flux cleaned = 0.0228771 Jy ! Component: 3450 - total flux cleaned = 0.0230037 Jy ! Component: 3500 - total flux cleaned = 0.0234225 Jy ! Component: 3550 - total flux cleaned = 0.0235061 Jy ! Component: 3600 - total flux cleaned = 0.0237551 Jy ! Component: 3650 - total flux cleaned = 0.0240027 Jy ! Component: 3700 - total flux cleaned = 0.0241258 Jy ! Component: 3750 - total flux cleaned = 0.0242074 Jy ! Component: 3800 - total flux cleaned = 0.0244513 Jy ! Component: 3850 - total flux cleaned = 0.0245728 Jy ! Component: 3900 - total flux cleaned = 0.024734 Jy ! Component: 3950 - total flux cleaned = 0.0248545 Jy ! Component: 4000 - total flux cleaned = 0.0250141 Jy ! Component: 4050 - total flux cleaned = 0.0251728 Jy ! Total flux subtracted in 4096 components = 0.0252913 Jy ! Clean residual min=-0.002215 max=0.002271 Jy/beam ! Clean residual mean=0.000003 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.251222 Jy keep ! Adding 398 model components to the UV plane model. ! The established model now contains 600 components and 0.251222 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0649-1839_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.538 x 10.35 at -8.988 degrees (North through East) ! Clean map min=-0.0073667 max=0.11441 Jy/beam ! Writing clean map to FITS file: .//J0649-1839_C_map.fits wmodel .//J0649-1839_C_map.mod ! Writing 600 model components to file: .//J0649-1839_C_map.mod wobs .//J0649-1839_C_uvs.fits ! Writing UV FITS file: .//J0649-1839_C_uvs.fits wwins .//J0649-1839_C_map.win ! wwins: Wrote 7 windows to .//J0649-1839_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.114415 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000787319 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.06438 2.06438 4.12876 8.25753 16.5151 33.0301 66.0602 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.114 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 145.321 quit ! Quitting program ! Log file .//J0649-1839_C_dfm.log closed on Mon Jan 20 17:37:26 2020