! Started logfile: .//J2202+4216_X_20180528_dfm.log on Sun Jul 8 13:53:58 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J2202+4216_X_20180528_uva.fits ! Reading UV FITS file: .//J2202+4216_X_20180528_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.975309 visibilities/baseline/integration-bin. ! Found source: J2202+4216 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 3 lines of history. ! ! Reading 12640 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2202+4216_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.841406Jy sigma=44.589449 ! Fit after self-cal, rms=0.628760Jy sigma=13.783848 ! 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=0.6642 mas, bmaj=2.152 mas, bpa=-9.49 degrees ! Estimated noise=0.396506 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 = 1.07959 Jy ! Component: 100 - total flux cleaned = 1.32879 Jy ! Total flux subtracted in 100 components = 1.32879 Jy ! Clean residual min=-0.048611 max=0.097217 Jy/beam ! Clean residual mean=-0.000024 rms=0.010357 Jy/beam ! Combined flux in latest and established models = 1.32879 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.32879 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=0.415982Jy sigma=9.113749 ! Fit after self-cal, rms=0.415709Jy sigma=9.107812 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109391 Jy ! Component: 100 - total flux cleaned = 0.174994 Jy ! Total flux subtracted in 100 components = 0.174994 Jy ! Clean residual min=-0.046677 max=0.049811 Jy/beam ! Clean residual mean=-0.000026 rms=0.008588 Jy/beam ! Combined flux in latest and established models = 1.50378 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 1.50378 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=0.350752Jy sigma=7.900033 ! Fit after self-cal, rms=0.350212Jy sigma=7.888952 ! 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=0.8385 mas, bmaj=2.309 mas, bpa=-9.182 degrees ! Estimated noise=0.258712 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 (-0.4, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101515 Jy ! Component: 100 - total flux cleaned = 0.170087 Jy ! Component: 150 - total flux cleaned = 0.220771 Jy ! Component: 200 - total flux cleaned = 0.261098 Jy ! Total flux subtracted in 200 components = 0.261098 Jy ! Clean residual min=-0.043439 max=0.044495 Jy/beam ! Clean residual mean=-0.000075 rms=0.009687 Jy/beam ! Combined flux in latest and established models = 1.76488 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 59 components and 1.76488 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=0.300361Jy sigma=7.115897 ! Fit after self-cal, rms=0.299383Jy sigma=7.092873 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8385 x 2.309 at -9.182 degrees (North through East) ! Clean map min=-0.040376 max=1.4607 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.87 HN 1.07 KP 1.38 ! LA 1.15 MK 1.14 NL 1.06 PT 0.99 ! SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.82 HN 1.00 KP 1.06 ! LA 1.06 MK 1.11 NL 1.05 PT 0.94 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.16 HN 0.88 KP 0.90 ! LA 0.95 MK 0.97 NL 0.89 PT 0.80 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.98 KP 0.91 ! LA 0.98 MK 1.03 NL 0.87 PT 0.87 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.95 HN 1.08 KP 1.10 ! LA 1.11 MK 1.06 NL 1.12 PT 0.98 ! SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.16 HN 0.99 KP 1.01 ! LA 0.99 MK 0.95 NL 1.00 PT 0.81 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.92 HN 1.01 KP 0.96 ! LA 1.08 MK 1.01 NL 0.88 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.92 KP 0.77 ! LA 0.97 MK 0.90 NL 0.76 PT 0.73 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.299383Jy sigma=7.092873 ! Fit after self-cal, rms=0.074872Jy sigma=1.887477 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8489 mas, bmaj=2.328 mas, bpa=-9.393 degrees ! Estimated noise=0.25505 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 (-0.4, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303127 Jy ! Component: 100 - total flux cleaned = 0.0518944 Jy ! Component: 150 - total flux cleaned = 0.0693325 Jy ! Component: 200 - total flux cleaned = 0.0836309 Jy ! Total flux subtracted in 200 components = 0.0836309 Jy ! Clean residual min=-0.010504 max=0.015601 Jy/beam ! Clean residual mean=0.000002 rms=0.003038 Jy/beam ! Combined flux in latest and established models = 1.84851 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 102 components and 1.84851 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=0.056759Jy sigma=1.368078 ! Fit after self-cal, rms=0.055618Jy sigma=1.349440 ! Inverting map ! Added new window around map position (-2.2, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153229 Jy ! Component: 100 - total flux cleaned = 0.0267283 Jy ! Component: 150 - total flux cleaned = 0.036168 Jy ! Component: 200 - total flux cleaned = 0.0440793 Jy ! Total flux subtracted in 200 components = 0.0440793 Jy ! Clean residual min=-0.008688 max=0.010472 Jy/beam ! Clean residual mean=0.000005 rms=0.002258 Jy/beam ! Combined flux in latest and established models = 1.89259 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 127 components and 1.89259 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=0.049250Jy sigma=1.168692 ! Fit after self-cal, rms=0.048844Jy sigma=1.163025 ! 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=0.048844Jy sigma=1.163025 ! Fit after self-cal, rms=0.044791Jy sigma=1.058903 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8493 mas, bmaj=2.329 mas, bpa=-9.404 degrees ! Estimated noise=0.255128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416302 Jy ! Component: 100 - total flux cleaned = 0.00813891 Jy ! Component: 150 - total flux cleaned = 0.0118227 Jy ! Component: 200 - total flux cleaned = 0.0154518 Jy ! Total flux subtracted in 200 components = 0.0154518 Jy ! Clean residual min=-0.006859 max=0.008017 Jy/beam ! Clean residual mean=0.000004 rms=0.001678 Jy/beam ! Combined flux in latest and established models = 1.90804 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 153 components and 1.90804 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=0.042361Jy sigma=0.986544 ! Fit after self-cal, rms=0.042049Jy sigma=0.982136 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 (2, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00902518 Jy ! Component: 100 - total flux cleaned = 0.0148744 Jy ! Component: 150 - total flux cleaned = 0.0189331 Jy ! Component: 200 - total flux cleaned = 0.0222234 Jy ! Total flux subtracted in 200 components = 0.0222234 Jy ! Clean residual min=-0.005893 max=0.005265 Jy/beam ! Clean residual mean=0.000009 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 1.93026 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 183 components and 1.93027 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=0.039681Jy sigma=0.910392 ! Fit after self-cal, rms=0.039527Jy sigma=0.907927 ! 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=0.039527Jy sigma=0.907927 ! Fit after self-cal, rms=0.036903Jy sigma=0.841003 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8497 mas, bmaj=2.329 mas, bpa=-9.395 degrees ! Estimated noise=0.254867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0033525 Jy ! Component: 100 - total flux cleaned = 0.00557123 Jy ! Component: 150 - total flux cleaned = 0.00750899 Jy ! Component: 200 - total flux cleaned = 0.00922813 Jy ! Total flux subtracted in 200 components = 0.00922813 Jy ! Clean residual min=-0.004574 max=0.004095 Jy/beam ! Clean residual mean=0.000003 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 1.93949 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 207 components and 1.93949 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=0.035972Jy sigma=0.812947 ! Fit after self-cal, rms=0.035883Jy sigma=0.811565 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 = 0.00213456 Jy ! Component: 100 - total flux cleaned = 0.00371358 Jy ! Component: 150 - total flux cleaned = 0.00468496 Jy ! Component: 200 - total flux cleaned = 0.00541031 Jy ! Total flux subtracted in 200 components = 0.00541031 Jy ! Clean residual min=-0.004341 max=0.003634 Jy/beam ! Clean residual mean=0.000004 rms=0.000895 Jy/beam ! Combined flux in latest and established models = 1.9449 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 220 components and 1.9449 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=0.035468Jy sigma=0.798891 ! Fit after self-cal, rms=0.035415Jy sigma=0.798143 ! 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. ! ! Fit before self-cal, rms=0.035415Jy sigma=0.798143 ! Fit after self-cal, rms=0.035280Jy sigma=0.794878 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.995 mas, bmaj=2.731 mas, bpa=-12.26 degrees ! Estimated noise=0.331737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323513 Jy ! Component: 100 - total flux cleaned = 0.00440364 Jy ! Component: 150 - total flux cleaned = 0.00502295 Jy ! Component: 200 - total flux cleaned = 0.00571752 Jy ! Total flux subtracted in 200 components = 0.00571752 Jy ! Clean residual min=-0.005304 max=0.005403 Jy/beam ! Clean residual mean=0.000013 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 1.95062 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 241 components and 1.95062 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=0.035018Jy sigma=0.787242 ! Fit after self-cal, rms=0.034960Jy sigma=0.786293 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 = 0.000311863 Jy ! Component: 100 - total flux cleaned = 0.000530556 Jy ! Component: 150 - total flux cleaned = 0.000977283 Jy ! Component: 200 - total flux cleaned = 0.0013749 Jy ! Total flux subtracted in 200 components = 0.0013749 Jy ! Clean residual min=-0.005084 max=0.005295 Jy/beam ! Clean residual mean=0.000014 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 1.952 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 250 components and 1.952 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=0.034846Jy sigma=0.782529 ! Fit after self-cal, rms=0.034817Jy sigma=0.782018 ! 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=0.85 mas, bmaj=2.328 mas, bpa=-9.407 degrees ! Estimated noise=0.254747 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.85 x 2.328 at -9.407 degrees (North through East) ! Clean map min=-0.0036807 max=1.4403 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 ! Performing amp+phase self-cal ! ! 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=0.034817Jy sigma=0.782018 ! Fit after self-cal, rms=0.032456Jy sigma=0.729307 ! Inverting map and beam ! Estimated beam: bmin=0.8501 mas, bmaj=2.329 mas, bpa=-9.416 degrees ! Estimated noise=0.25475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000741429 Jy ! Component: 100 - total flux cleaned = -0.00022469 Jy ! Component: 150 - total flux cleaned = 8.61244e-05 Jy ! Component: 200 - total flux cleaned = 0.000494024 Jy ! Total flux subtracted in 200 components = 0.000494024 Jy ! Clean residual min=-0.003789 max=0.003242 Jy/beam ! Clean residual mean=0.000006 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 1.95249 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 263 components and 1.95249 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=0.032081Jy sigma=0.718139 ! Fit after self-cal, rms=0.032049Jy sigma=0.717710 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585535 Jy ! Component: 100 - total flux cleaned = 0.000701973 Jy ! Component: 150 - total flux cleaned = 0.000755685 Jy ! Component: 200 - total flux cleaned = 0.00075547 Jy ! Total flux subtracted in 200 components = 0.00075547 Jy ! Clean residual min=-0.003690 max=0.003261 Jy/beam ! Clean residual mean=0.000006 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 1.95325 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 273 components and 1.95325 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=0.031874Jy sigma=0.712574 ! Fit after self-cal, rms=0.031850Jy sigma=0.712246 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.031850Jy sigma=0.712246 ! Fit after self-cal, rms=0.031762Jy sigma=0.710346 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=0.6701 mas, bmaj=2.161 mas, bpa=-9.839 degrees ! Estimated noise=0.396908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.08049 Jy ! Component: 100 - total flux cleaned = 1.33549 Jy ! Component: 150 - total flux cleaned = 1.44747 Jy ! Component: 200 - total flux cleaned = 1.51293 Jy ! Total flux subtracted in 200 components = 1.51293 Jy ! Clean residual min=-0.021598 max=0.034544 Jy/beam ! Clean residual mean=-0.000008 rms=0.003915 Jy/beam ! Combined flux in latest and established models = 1.51293 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.51293 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8504 mas, bmaj=2.328 mas, bpa=-9.426 degrees ! Estimated noise=0.254723 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 = 0.0809214 Jy ! Component: 100 - total flux cleaned = 0.134304 Jy ! Component: 150 - total flux cleaned = 0.174938 Jy ! Component: 200 - total flux cleaned = 0.207309 Jy ! Total flux subtracted in 200 components = 0.207309 Jy ! Clean residual min=-0.013698 max=0.019643 Jy/beam ! Clean residual mean=-0.000030 rms=0.005410 Jy/beam ! Combined flux in latest and established models = 1.72024 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 68 components and 1.72024 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=1.995 mas, bmaj=2.731 mas, bpa=-12.32 degrees ! Estimated noise=0.331548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0543607 Jy ! Component: 100 - total flux cleaned = 0.0911117 Jy ! Component: 150 - total flux cleaned = 0.117899 Jy ! Component: 200 - total flux cleaned = 0.138228 Jy ! Total flux subtracted in 200 components = 0.138228 Jy ! Clean residual min=-0.013019 max=0.013488 Jy/beam ! Clean residual mean=-0.000017 rms=0.004827 Jy/beam ! Combined flux in latest and established models = 1.85846 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 = 0.0158163 Jy ! Component: 100 - total flux cleaned = 0.0284219 Jy ! Component: 150 - total flux cleaned = 0.0386801 Jy ! Component: 200 - total flux cleaned = 0.0471903 Jy ! Total flux subtracted in 200 components = 0.0471903 Jy ! Clean residual min=-0.008406 max=0.006905 Jy/beam ! Clean residual mean=-0.000001 rms=0.002694 Jy/beam ! Combined flux in latest and established models = 1.90565 Jy ! Adding 162 model components to the UV plane model. ! The established model now contains 216 components and 1.90566 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8504 mas, bmaj=2.328 mas, bpa=-9.426 degrees ! Estimated noise=0.254723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0039607 Jy ! Component: 100 - total flux cleaned = 0.00853076 Jy ! Component: 150 - total flux cleaned = 0.0124678 Jy ! Component: 200 - total flux cleaned = 0.0155817 Jy ! Total flux subtracted in 200 components = 0.0155817 Jy ! Clean residual min=-0.006240 max=0.004777 Jy/beam ! Clean residual mean=0.000003 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 1.92124 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 235 components and 1.92124 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=0.034822Jy sigma=0.797455 ! Fit after self-cal, rms=0.034268Jy sigma=0.782867 wmodel J2202+4216_X_map.mod ! Writing 235 model components to file: J2202+4216_X_map.mod wobs J2202+4216_X_uvs.fits ! Writing UV FITS file: J2202+4216_X_uvs.fits wwins J2202+4216_X_map.win ! wwins: Wrote 5 windows to J2202+4216_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 = -0.00244736 Jy ! Component: 100 - total flux cleaned = -0.00380277 Jy ! Component: 150 - total flux cleaned = -0.00450139 Jy ! Component: 200 - total flux cleaned = -0.00479218 Jy ! Component: 250 - total flux cleaned = -0.00472726 Jy ! Component: 300 - total flux cleaned = -0.00439992 Jy ! Component: 350 - total flux cleaned = -0.00408287 Jy ! Component: 400 - total flux cleaned = -0.00377979 Jy ! Component: 450 - total flux cleaned = -0.00372275 Jy ! Component: 500 - total flux cleaned = -0.0036117 Jy ! Component: 550 - total flux cleaned = -0.00361031 Jy ! Component: 600 - total flux cleaned = -0.00350266 Jy ! Component: 650 - total flux cleaned = -0.00334787 Jy ! Component: 700 - total flux cleaned = -0.00324781 Jy ! Component: 750 - total flux cleaned = -0.00310122 Jy ! Component: 800 - total flux cleaned = -0.00281691 Jy ! Component: 850 - total flux cleaned = -0.00281733 Jy ! Component: 900 - total flux cleaned = -0.00272604 Jy ! Component: 950 - total flux cleaned = -0.00263824 Jy ! Component: 1000 - total flux cleaned = -0.00259552 Jy ! Component: 1050 - total flux cleaned = -0.00251095 Jy ! Component: 1100 - total flux cleaned = -0.00238787 Jy ! Component: 1150 - total flux cleaned = -0.00238912 Jy ! Component: 1200 - total flux cleaned = -0.00242807 Jy ! Component: 1250 - total flux cleaned = -0.00231073 Jy ! Component: 1300 - total flux cleaned = -0.0021962 Jy ! Component: 1350 - total flux cleaned = -0.0021209 Jy ! Component: 1400 - total flux cleaned = -0.00193809 Jy ! Component: 1450 - total flux cleaned = -0.00193828 Jy ! Component: 1500 - total flux cleaned = -0.00183192 Jy ! Component: 1550 - total flux cleaned = -0.001831 Jy ! Component: 1600 - total flux cleaned = -0.00169462 Jy ! Component: 1650 - total flux cleaned = -0.00159468 Jy ! Component: 1700 - total flux cleaned = -0.00159428 Jy ! Component: 1750 - total flux cleaned = -0.00162647 Jy ! Component: 1800 - total flux cleaned = -0.0015939 Jy ! Component: 1850 - total flux cleaned = -0.00165634 Jy ! Component: 1900 - total flux cleaned = -0.00159463 Jy ! Component: 1950 - total flux cleaned = -0.00168489 Jy ! Component: 2000 - total flux cleaned = -0.00171486 Jy ! Component: 2050 - total flux cleaned = -0.00186136 Jy ! Component: 2100 - total flux cleaned = -0.00188994 Jy ! Component: 2150 - total flux cleaned = -0.00197545 Jy ! Component: 2200 - total flux cleaned = -0.00208801 Jy ! Component: 2250 - total flux cleaned = -0.00230952 Jy ! Component: 2300 - total flux cleaned = -0.00247321 Jy ! Component: 2350 - total flux cleaned = -0.002554 Jy ! Component: 2400 - total flux cleaned = -0.0027132 Jy ! Component: 2450 - total flux cleaned = -0.00276549 Jy ! Component: 2500 - total flux cleaned = -0.00292063 Jy ! Component: 2550 - total flux cleaned = -0.00302269 Jy ! Component: 2600 - total flux cleaned = -0.00314902 Jy ! Component: 2650 - total flux cleaned = -0.00317398 Jy ! Component: 2700 - total flux cleaned = -0.00322334 Jy ! Component: 2750 - total flux cleaned = -0.00332068 Jy ! Component: 2800 - total flux cleaned = -0.00334495 Jy ! Component: 2850 - total flux cleaned = -0.00346345 Jy ! Component: 2900 - total flux cleaned = -0.00350984 Jy ! Component: 2950 - total flux cleaned = -0.00371726 Jy ! Component: 3000 - total flux cleaned = -0.00369441 Jy ! Component: 3050 - total flux cleaned = -0.00369444 Jy ! Component: 3100 - total flux cleaned = -0.00376147 Jy ! Component: 3150 - total flux cleaned = -0.00380526 Jy ! Component: 3200 - total flux cleaned = -0.00378369 Jy ! Component: 3250 - total flux cleaned = -0.00391291 Jy ! Component: 3300 - total flux cleaned = -0.00397656 Jy ! Component: 3350 - total flux cleaned = -0.00399728 Jy ! Component: 3400 - total flux cleaned = -0.00397667 Jy ! Component: 3450 - total flux cleaned = -0.00399731 Jy ! Component: 3500 - total flux cleaned = -0.00399712 Jy ! Component: 3550 - total flux cleaned = -0.00399747 Jy ! Component: 3600 - total flux cleaned = -0.0040377 Jy ! Component: 3650 - total flux cleaned = -0.00407723 Jy ! Component: 3700 - total flux cleaned = -0.00413558 Jy ! Component: 3750 - total flux cleaned = -0.00407782 Jy ! Component: 3800 - total flux cleaned = -0.0041163 Jy ! Component: 3850 - total flux cleaned = -0.00421133 Jy ! Component: 3900 - total flux cleaned = -0.0042302 Jy ! Component: 3950 - total flux cleaned = -0.00422985 Jy ! Component: 4000 - total flux cleaned = -0.00426662 Jy ! Component: 4050 - total flux cleaned = -0.00426674 Jy ! Total flux subtracted in 4096 components = -0.00428484 Jy ! Clean residual min=-0.000928 max=0.000900 Jy/beam ! Clean residual mean=0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 1.91695 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 525 components and 1.91695 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2202+4216_X_20180528_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8504 x 2.328 at -9.426 degrees (North through East) ! Clean map min=-0.0035433 max=1.443 Jy/beam ! Writing clean map to FITS file: .//J2202+4216_X_20180528_map.fits wmodel .//J2202+4216_X_20180528_map.mod ! Writing 525 model components to file: .//J2202+4216_X_20180528_map.mod wobs .//J2202+4216_X_20180528_uvs.fits ! Writing UV FITS file: .//J2202+4216_X_20180528_uvs.fits wwins .//J2202+4216_X_20180528_map.win ! wwins: Wrote 6 windows to .//J2202+4216_X_20180528_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.44298 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000307808 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0639942 0.0639942 0.127988 0.255977 0.511953 1.02391 2.04781 4.09563 8.19125 16.3825 32.765 65.53 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.442 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4687.93 quit ! Quitting program ! Log file .//J2202+4216_X_20180528_dfm.log closed on Sun Jul 8 13:54:03 2018