! Started logfile: /vlbi/uf001/uva//J1717-3342_X_dfm.log on Mon Jan 14 04:06:01 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1717-3342_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1717-3342_X_uva.fits ! AN table 1: 88 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.872971 visibilities/baseline/integration-bin. ! Found source: J1717-3342 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 25812 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1717-3342_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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.032326Jy sigma=17.237797 ! Fit after self-cal, rms=0.863185Jy sigma=14.068963 ! 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=0.6932 mas, bmaj=3.482 mas, bpa=21.68 degrees ! Estimated noise=0.701005 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 = 0.0784947 Jy ! Component: 100 - total flux cleaned = 0.127641 Jy ! Total flux subtracted in 100 components = 0.127641 Jy ! Clean residual min=-0.017472 max=0.029288 Jy/beam ! Clean residual mean=-0.000043 rms=0.006254 Jy/beam ! Combined flux in latest and established models = 0.127641 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 58 components and 0.127641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.159808Jy sigma=2.738899 ! Fit after self-cal, rms=0.158814Jy sigma=2.730011 ! 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=0.9405 mas, bmaj=4.093 mas, bpa=19.93 degrees ! Estimated noise=0.269535 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 = 0.0910325 Jy ! Component: 100 - total flux cleaned = 0.144803 Jy ! Component: 150 - total flux cleaned = 0.178192 Jy ! Component: 200 - total flux cleaned = 0.199642 Jy ! Total flux subtracted in 200 components = 0.199642 Jy ! Clean residual min=-0.015583 max=0.031529 Jy/beam ! Clean residual mean=-0.000033 rms=0.005640 Jy/beam ! Combined flux in latest and established models = 0.327283 Jy ! Performing phase self-cal ! Adding 77 model components to the UV plane model. ! The established model now contains 117 components and 0.327283 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.098452Jy sigma=1.538580 ! Fit after self-cal, rms=0.094732Jy sigma=1.506622 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9405 x 4.093 at 19.93 degrees (North through East) ! Clean map min=-0.014439 max=0.11622 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.44 KP 0.90 LA 1.00 ! NL 2.19 OV 0.97 PT 0.86 SC 1.14 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.33 KP 0.91 LA 0.98 ! NL 2.06 OV 0.98 PT 0.85 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.45 KP 0.90 LA 0.98 ! NL 2.12 OV 0.97 PT 0.86 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.14 KP 0.90 LA 0.99 ! NL 2.10 OV 0.96 PT 0.85 SC 1.17 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.33 KP 0.89 LA 0.95 ! NL 2.05 OV 0.98 PT 0.84 SC 1.20 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.32 KP 0.90 LA 0.99 ! NL 2.02 OV 0.97 PT 0.85 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.35 KP 0.87 LA 0.98 ! NL 1.84 OV 0.93 PT 0.84 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.34 KP 0.89 LA 0.96 ! NL 2.07 OV 0.92 PT 0.83 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.43 KP 0.87 LA 0.95 ! NL 2.00 OV 0.91 PT 0.83 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.29 KP 0.89 LA 0.97 ! NL 1.88 OV 0.91 PT 0.84 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.16 KP 0.90 LA 0.94 ! NL 1.79 OV 0.93 PT 0.82 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.10 KP 0.88 LA 0.97 ! NL 1.72 OV 0.90 PT 0.83 SC 1.07 ! ! ! Fit before self-cal, rms=0.094732Jy sigma=1.506622 ! Fit after self-cal, rms=0.109582Jy sigma=1.293849 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9473 mas, bmaj=4.47 mas, bpa=20.57 degrees ! Estimated noise=0.28896 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 = 0.0059355 Jy ! Component: 100 - total flux cleaned = 0.0065732 Jy ! Component: 150 - total flux cleaned = 0.00711482 Jy ! Component: 200 - total flux cleaned = 0.00742732 Jy ! Total flux subtracted in 200 components = 0.00742732 Jy ! Clean residual min=-0.008172 max=0.015593 Jy/beam ! Clean residual mean=0.000012 rms=0.003222 Jy/beam ! Combined flux in latest and established models = 0.33471 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 132 components and 0.33471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.109189Jy sigma=1.273766 ! Fit after self-cal, rms=0.111262Jy sigma=1.269662 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.111262Jy sigma=1.269662 ! Fit after self-cal, rms=0.116047Jy sigma=1.264887 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9209 mas, bmaj=4.542 mas, bpa=20.76 degrees ! Estimated noise=0.285463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00468889 Jy ! Component: 100 - total flux cleaned = 0.00534257 Jy ! Component: 150 - total flux cleaned = 0.00575043 Jy ! Component: 200 - total flux cleaned = 0.00599384 Jy ! Total flux subtracted in 200 components = 0.00599384 Jy ! Clean residual min=-0.007100 max=0.013838 Jy/beam ! Clean residual mean=0.000011 rms=0.002863 Jy/beam ! Combined flux in latest and established models = 0.340704 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 146 components and 0.340704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.115818Jy sigma=1.251713 ! Fit after self-cal, rms=0.116291Jy sigma=1.251162 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 (4.6, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132738 Jy ! Component: 100 - total flux cleaned = 0.0199323 Jy ! Component: 150 - total flux cleaned = 0.0238625 Jy ! Component: 200 - total flux cleaned = 0.0266959 Jy ! Total flux subtracted in 200 components = 0.0266959 Jy ! Clean residual min=-0.005323 max=0.009438 Jy/beam ! Clean residual mean=0.000005 rms=0.001918 Jy/beam ! Combined flux in latest and established models = 0.3674 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 209 components and 0.3674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.115272Jy sigma=1.206077 ! Fit after self-cal, rms=0.115031Jy sigma=1.202009 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.115031Jy sigma=1.202009 ! Fit after self-cal, rms=0.120831Jy sigma=1.197294 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9156 mas, bmaj=4.627 mas, bpa=20.82 degrees ! Estimated noise=0.284016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00479665 Jy ! Component: 100 - total flux cleaned = 0.00679118 Jy ! Component: 150 - total flux cleaned = 0.00724332 Jy ! Component: 200 - total flux cleaned = 0.00776691 Jy ! Total flux subtracted in 200 components = 0.00776691 Jy ! Clean residual min=-0.004532 max=0.007547 Jy/beam ! Clean residual mean=0.000001 rms=0.001499 Jy/beam ! Combined flux in latest and established models = 0.375167 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 227 components and 0.375167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.120694Jy sigma=1.190104 ! Fit after self-cal, rms=0.120828Jy sigma=1.189095 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 (-2.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00646206 Jy ! Component: 100 - total flux cleaned = 0.00966004 Jy ! Component: 150 - total flux cleaned = 0.0104503 Jy ! Component: 200 - total flux cleaned = 0.0111293 Jy ! Total flux subtracted in 200 components = 0.0111293 Jy ! Clean residual min=-0.003560 max=0.004009 Jy/beam ! Clean residual mean=0.000000 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 0.386296 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 272 components and 0.386296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.120511Jy sigma=1.177835 ! Fit after self-cal, rms=0.120525Jy sigma=1.176959 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.120525Jy sigma=1.176959 ! Fit after self-cal, rms=0.116646Jy sigma=1.175143 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.578 mas, bmaj=8.507 mas, bpa=9.349 degrees ! Estimated noise=0.320269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00411981 Jy ! Component: 100 - total flux cleaned = 0.00605722 Jy ! Component: 150 - total flux cleaned = 0.0069772 Jy ! Component: 200 - total flux cleaned = 0.0075258 Jy ! Total flux subtracted in 200 components = 0.0075258 Jy ! Clean residual min=-0.004254 max=0.004315 Jy/beam ! Clean residual mean=-0.000003 rms=0.001191 Jy/beam ! Combined flux in latest and established models = 0.393822 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 299 components and 0.393822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.116530Jy sigma=1.172405 ! Fit after self-cal, rms=0.116573Jy sigma=1.171750 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 = 0.00105853 Jy ! Component: 100 - total flux cleaned = 0.00162616 Jy ! Component: 150 - total flux cleaned = 0.00196756 Jy ! Component: 200 - total flux cleaned = 0.0023136 Jy ! Total flux subtracted in 200 components = 0.0023136 Jy ! Clean residual min=-0.004069 max=0.003942 Jy/beam ! Clean residual mean=-0.000003 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 0.396135 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 317 components and 0.396135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.116529Jy sigma=1.171368 ! Fit after self-cal, rms=0.116578Jy sigma=1.171195 ! 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=0.9157 mas, bmaj=4.619 mas, bpa=20.72 degrees ! Estimated noise=0.28138 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9157 x 4.619 at 20.72 degrees (North through East) ! Clean map min=-0.0031128 max=0.1056 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6593 mas, bmaj=3.824 mas, bpa=21.9 degrees ! Estimated noise=0.748642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0832597 Jy ! Component: 100 - total flux cleaned = 0.138206 Jy ! Component: 150 - total flux cleaned = 0.17852 Jy ! Component: 200 - total flux cleaned = 0.208575 Jy ! Total flux subtracted in 200 components = 0.208575 Jy ! Clean residual min=-0.011165 max=0.017307 Jy/beam ! Clean residual mean=-0.000021 rms=0.003863 Jy/beam ! Combined flux in latest and established models = 0.208575 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 69 model components to the UV plane model. ! The established model now contains 69 components and 0.208575 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9157 mas, bmaj=4.619 mas, bpa=20.72 degrees ! Estimated noise=0.28138 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 = 0.0521428 Jy ! Component: 100 - total flux cleaned = 0.0845859 Jy ! Component: 150 - total flux cleaned = 0.106427 Jy ! Component: 200 - total flux cleaned = 0.122051 Jy ! Total flux subtracted in 200 components = 0.122051 Jy ! Clean residual min=-0.007375 max=0.009202 Jy/beam ! Clean residual mean=-0.000006 rms=0.002704 Jy/beam ! Combined flux in latest and established models = 0.330626 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 145 components and 0.330626 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=2.578 mas, bmaj=8.507 mas, bpa=9.349 degrees ! Estimated noise=0.320269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181728 Jy ! Component: 100 - total flux cleaned = 0.0298374 Jy ! Component: 150 - total flux cleaned = 0.0377941 Jy ! Component: 200 - total flux cleaned = 0.043481 Jy ! Total flux subtracted in 200 components = 0.043481 Jy ! Clean residual min=-0.005645 max=0.005584 Jy/beam ! Clean residual mean=-0.000005 rms=0.001722 Jy/beam ! Combined flux in latest and established models = 0.374107 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 = 0.00435944 Jy ! Component: 100 - total flux cleaned = 0.00791567 Jy ! Component: 150 - total flux cleaned = 0.0108526 Jy ! Component: 200 - total flux cleaned = 0.0132954 Jy ! Total flux subtracted in 200 components = 0.0132954 Jy ! Clean residual min=-0.004448 max=0.004257 Jy/beam ! Clean residual mean=-0.000004 rms=0.001262 Jy/beam ! Combined flux in latest and established models = 0.387402 Jy ! Adding 112 model components to the UV plane model. ! The established model now contains 238 components and 0.387402 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9157 mas, bmaj=4.619 mas, bpa=20.72 degrees ! Estimated noise=0.28138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327831 Jy ! Component: 100 - total flux cleaned = 0.00564513 Jy ! Component: 150 - total flux cleaned = 0.00671118 Jy ! Component: 200 - total flux cleaned = 0.00728029 Jy ! Total flux subtracted in 200 components = 0.00728029 Jy ! Clean residual min=-0.003372 max=0.003379 Jy/beam ! Clean residual mean=-0.000001 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.394683 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 263 components and 0.394683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.116605Jy sigma=1.172512 ! Fit after self-cal, rms=0.116697Jy sigma=1.170007 wmodel J1717-3342_X_map.mod ! Writing 263 model components to file: J1717-3342_X_map.mod wobs J1717-3342_X_uvs.fits ! Writing UV FITS file: J1717-3342_X_uvs.fits wwins J1717-3342_X_map.win ! wwins: Wrote 3 windows to J1717-3342_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 = -0.00100018 Jy ! Component: 100 - total flux cleaned = -0.00110555 Jy ! Component: 150 - total flux cleaned = -0.0011481 Jy ! Component: 200 - total flux cleaned = -0.00127552 Jy ! Component: 250 - total flux cleaned = -0.00135521 Jy ! Component: 300 - total flux cleaned = -0.00135578 Jy ! Component: 350 - total flux cleaned = -0.00139286 Jy ! Component: 400 - total flux cleaned = -0.00146152 Jy ! Component: 450 - total flux cleaned = -0.00149457 Jy ! Component: 500 - total flux cleaned = -0.00146397 Jy ! Component: 550 - total flux cleaned = -0.00149526 Jy ! Component: 600 - total flux cleaned = -0.00143631 Jy ! Component: 650 - total flux cleaned = -0.00155301 Jy ! Component: 700 - total flux cleaned = -0.00163772 Jy ! Component: 750 - total flux cleaned = -0.00166586 Jy ! Component: 800 - total flux cleaned = -0.00172039 Jy ! Component: 850 - total flux cleaned = -0.00182486 Jy ! Component: 900 - total flux cleaned = -0.00185037 Jy ! Component: 950 - total flux cleaned = -0.00190015 Jy ! Component: 1000 - total flux cleaned = -0.00194882 Jy ! Component: 1050 - total flux cleaned = -0.00194839 Jy ! Component: 1100 - total flux cleaned = -0.00199595 Jy ! Component: 1150 - total flux cleaned = -0.00204217 Jy ! Component: 1200 - total flux cleaned = -0.00199697 Jy ! Component: 1250 - total flux cleaned = -0.0020855 Jy ! Component: 1300 - total flux cleaned = -0.00208489 Jy ! Component: 1350 - total flux cleaned = -0.00206347 Jy ! Component: 1400 - total flux cleaned = -0.0021056 Jy ! Component: 1450 - total flux cleaned = -0.0021056 Jy ! Component: 1500 - total flux cleaned = -0.00202496 Jy ! Component: 1550 - total flux cleaned = -0.00202519 Jy ! Component: 1600 - total flux cleaned = -0.00198622 Jy ! Component: 1650 - total flux cleaned = -0.00204403 Jy ! Component: 1700 - total flux cleaned = -0.00202478 Jy ! Component: 1750 - total flux cleaned = -0.00196889 Jy ! Component: 1800 - total flux cleaned = -0.00195058 Jy ! Component: 1850 - total flux cleaned = -0.0018965 Jy ! Component: 1900 - total flux cleaned = -0.00187869 Jy ! Component: 1950 - total flux cleaned = -0.00184347 Jy ! Component: 2000 - total flux cleaned = -0.00179086 Jy ! Component: 2050 - total flux cleaned = -0.0017566 Jy ! Component: 2100 - total flux cleaned = -0.00168884 Jy ! Component: 2150 - total flux cleaned = -0.00167226 Jy ! Component: 2200 - total flux cleaned = -0.00165587 Jy ! Component: 2250 - total flux cleaned = -0.00163964 Jy ! Component: 2300 - total flux cleaned = -0.00162365 Jy ! Component: 2350 - total flux cleaned = -0.00163991 Jy ! Component: 2400 - total flux cleaned = -0.00159227 Jy ! Component: 2450 - total flux cleaned = -0.00152973 Jy ! Component: 2500 - total flux cleaned = -0.00145252 Jy ! Component: 2550 - total flux cleaned = -0.00140677 Jy ! Component: 2600 - total flux cleaned = -0.00134657 Jy ! Component: 2650 - total flux cleaned = -0.00133167 Jy ! Component: 2700 - total flux cleaned = -0.00125767 Jy ! Component: 2750 - total flux cleaned = -0.00122848 Jy ! Component: 2800 - total flux cleaned = -0.00119956 Jy ! Component: 2850 - total flux cleaned = -0.00118518 Jy ! Component: 2900 - total flux cleaned = -0.00114235 Jy ! Component: 2950 - total flux cleaned = -0.00109994 Jy ! Component: 3000 - total flux cleaned = -0.00101611 Jy ! Component: 3050 - total flux cleaned = -0.000988471 Jy ! Component: 3100 - total flux cleaned = -0.000960902 Jy ! Component: 3150 - total flux cleaned = -0.000865476 Jy ! Component: 3200 - total flux cleaned = -0.000784385 Jy ! Component: 3250 - total flux cleaned = -0.000757564 Jy ! Component: 3300 - total flux cleaned = -0.000704462 Jy ! Component: 3350 - total flux cleaned = -0.000638473 Jy ! Component: 3400 - total flux cleaned = -0.00058617 Jy ! Component: 3450 - total flux cleaned = -0.000534118 Jy ! Component: 3500 - total flux cleaned = -0.00043107 Jy ! Component: 3550 - total flux cleaned = -0.000418428 Jy ! Component: 3600 - total flux cleaned = -0.000342275 Jy ! Component: 3650 - total flux cleaned = -0.000291885 Jy ! Component: 3700 - total flux cleaned = -0.000229414 Jy ! Component: 3750 - total flux cleaned = -0.000179669 Jy ! Component: 3800 - total flux cleaned = -0.000130256 Jy ! Component: 3850 - total flux cleaned = -8.12275e-05 Jy ! Component: 3900 - total flux cleaned = 2.8399e-05 Jy ! Component: 3950 - total flux cleaned = 8.88995e-05 Jy ! Component: 4000 - total flux cleaned = 0.000161077 Jy ! Component: 4050 - total flux cleaned = 0.000220843 Jy ! Total flux subtracted in 4096 components = 0.00026844 Jy ! Clean residual min=-0.000799 max=0.000743 Jy/beam ! Clean residual mean=0.000004 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.394951 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 597 components and 0.394951 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1717-3342_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9157 x 4.619 at 20.72 degrees (North through East) ! Clean map min=-0.0020714 max=0.11108 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1717-3342_X_map.fits wmodel /vlbi/uf001/uva//J1717-3342_X_map.mod ! Writing 597 model components to file: /vlbi/uf001/uva//J1717-3342_X_map.mod wobs /vlbi/uf001/uva//J1717-3342_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1717-3342_X_uvs.fits wwins /vlbi/uf001/uva//J1717-3342_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1717-3342_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.111081 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000225603 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.609295 0.609295 1.21859 2.43718 4.87436 9.74871 19.4974 38.9949 77.9897 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.111 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 492.372 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1717-3342_X_dfm.log closed on Mon Jan 14 04:06:07 2019