! Started logfile: /image_prod/ug002_uva//J1751+0939_X_e_dfm.log on Thu Mar 5 03:28:58 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1751+0939_X_e_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1751+0939_X_e_uva.fits ! AN table 1: 18 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.777778 visibilities/baseline/integration-bin. ! Found source: J1751+0939 ! ! 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 121 lines of history. ! ! Reading 4704 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 J1751+0939_X_e] 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 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.034790Jy sigma=7.505290 ! Fit after self-cal, rms=0.839003Jy sigma=3.038173 ! 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=0.6736 mas, bmaj=1.581 mas, bpa=-3.427 degrees ! Estimated noise=3.74205 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 = 1.3181 Jy ! Component: 100 - total flux cleaned = 1.68119 Jy ! Total flux subtracted in 100 components = 1.68119 Jy ! Clean residual min=-0.056751 max=0.156383 Jy/beam ! Clean residual mean=0.000067 rms=0.015334 Jy/beam ! Combined flux in latest and established models = 1.68119 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.68119 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=0.290538Jy sigma=1.078105 ! Fit after self-cal, rms=0.290415Jy sigma=1.077799 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.165242 Jy ! Component: 100 - total flux cleaned = 0.251553 Jy ! Total flux subtracted in 100 components = 0.251553 Jy ! Clean residual min=-0.042410 max=0.057640 Jy/beam ! Clean residual mean=0.000022 rms=0.008858 Jy/beam ! Combined flux in latest and established models = 1.93274 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 1.93274 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=0.163347Jy sigma=0.628566 ! Fit after self-cal, rms=0.163247Jy sigma=0.628409 ! Inverting map ! Added new window around map position (-2.6, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0499396 Jy ! Component: 100 - total flux cleaned = 0.0652608 Jy ! Total flux subtracted in 100 components = 0.0652608 Jy ! Clean residual min=-0.040422 max=0.045351 Jy/beam ! Clean residual mean=0.000015 rms=0.007633 Jy/beam ! Combined flux in latest and established models = 1.998 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 1.998 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=0.145032Jy sigma=0.557924 ! Fit after self-cal, rms=0.143731Jy sigma=0.553263 ! 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=0.8284 mas, bmaj=1.794 mas, bpa=-4.312 degrees ! Estimated noise=2.90608 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 (-18.4, 17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.038583 Jy ! Component: 100 - total flux cleaned = 0.0502837 Jy ! Component: 150 - total flux cleaned = 0.0579529 Jy ! Component: 200 - total flux cleaned = 0.0594928 Jy ! Total flux subtracted in 200 components = 0.0594928 Jy ! Clean residual min=-0.033232 max=0.033818 Jy/beam ! Clean residual mean=0.000012 rms=0.006713 Jy/beam ! Combined flux in latest and established models = 2.0575 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 45 components and 2.0575 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=0.128136Jy sigma=0.491546 ! Fit after self-cal, rms=0.127038Jy sigma=0.487172 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8284 x 1.794 at -4.312 degrees (North through East) ! Clean map min=-0.027223 max=1.6924 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 KP 1.02 LA 0.97 ! MK 0.99 NL 1.09 OV 0.99 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 KP 1.01 LA 0.98 ! MK 1.02 NL 1.09 OV 0.98 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 KP 1.03 LA 0.98 ! MK 0.99 NL 1.08 OV 0.98 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 KP 1.03 LA 0.98 ! MK 1.00 NL 1.09 OV 0.98 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 KP 1.02 LA 0.98 ! MK 0.98 NL 1.09 OV 0.99 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 KP 1.03 LA 0.97 ! MK 1.01 NL 1.09 OV 0.99 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 1.02 LA 0.98 ! MK 1.02 NL 1.09 OV 0.98 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 KP 1.03 LA 0.98 ! MK 1.01 NL 1.07 OV 0.97 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 KP 1.02 LA 0.98 ! MK 0.98 NL 1.08 OV 0.98 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 KP 1.00 LA 0.98 ! MK 1.00 NL 1.09 OV 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 KP 1.01 LA 0.98 ! MK 1.00 NL 1.09 OV 0.98 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 KP 1.02 LA 0.98 ! MK 0.99 NL 1.08 OV 0.99 SC 0.98 ! ! ! Fit before self-cal, rms=0.127038Jy sigma=0.487172 ! Fit after self-cal, rms=0.101093Jy sigma=0.385607 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8276 mas, bmaj=1.791 mas, bpa=-3.876 degrees ! Estimated noise=2.90178 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 = -0.0114801 Jy ! Component: 100 - total flux cleaned = -0.0149286 Jy ! Component: 150 - total flux cleaned = -0.0171867 Jy ! Component: 200 - total flux cleaned = -0.0183059 Jy ! Total flux subtracted in 200 components = -0.0183059 Jy ! Clean residual min=-0.021748 max=0.019892 Jy/beam ! Clean residual mean=-0.000002 rms=0.004159 Jy/beam ! Combined flux in latest and established models = 2.03919 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 67 components and 2.03919 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=0.095446Jy sigma=0.363387 ! Fit after self-cal, rms=0.095014Jy sigma=0.361431 ! 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=0.095014Jy sigma=0.361431 ! Fit after self-cal, rms=0.072602Jy sigma=0.263571 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8228 mas, bmaj=1.801 mas, bpa=-3.732 degrees ! Estimated noise=2.90207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00990634 Jy ! Component: 100 - total flux cleaned = -0.0126347 Jy ! Component: 150 - total flux cleaned = -0.0131798 Jy ! Component: 200 - total flux cleaned = -0.0141148 Jy ! Total flux subtracted in 200 components = -0.0141148 Jy ! Clean residual min=-0.009619 max=0.011569 Jy/beam ! Clean residual mean=0.000018 rms=0.002163 Jy/beam ! Combined flux in latest and established models = 2.02507 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 2.02508 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=0.069622Jy sigma=0.252787 ! Fit after self-cal, rms=0.069254Jy sigma=0.251890 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 (1.2, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00600811 Jy ! Component: 100 - total flux cleaned = 0.00576387 Jy ! Component: 150 - total flux cleaned = 0.00550861 Jy ! Component: 200 - total flux cleaned = 0.0055084 Jy ! Total flux subtracted in 200 components = 0.0055084 Jy ! Clean residual min=-0.009201 max=0.009305 Jy/beam ! Clean residual mean=0.000014 rms=0.001969 Jy/beam ! Combined flux in latest and established models = 2.03058 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 96 components and 2.03058 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=0.067022Jy sigma=0.244033 ! Fit after self-cal, rms=0.066772Jy sigma=0.243273 ! Inverting map ! Added new window around map position (-11.2, 37). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395482 Jy ! Component: 100 - total flux cleaned = 0.00414124 Jy ! Component: 150 - total flux cleaned = 0.00473588 Jy ! Component: 200 - total flux cleaned = 0.00583046 Jy ! Total flux subtracted in 200 components = 0.00583046 Jy ! Clean residual min=-0.008391 max=0.007297 Jy/beam ! Clean residual mean=0.000013 rms=0.001785 Jy/beam ! Combined flux in latest and established models = 2.03641 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 111 components and 2.03641 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=0.065162Jy sigma=0.237769 ! Fit after self-cal, rms=0.065068Jy sigma=0.237431 ! 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=0.065068Jy sigma=0.237431 ! Fit after self-cal, rms=0.063879Jy sigma=0.232813 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8215 mas, bmaj=1.803 mas, bpa=-3.721 degrees ! Estimated noise=2.89816 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00571998 Jy ! Component: 100 - total flux cleaned = -0.00572701 Jy ! Component: 150 - total flux cleaned = -0.00534315 Jy ! Component: 200 - total flux cleaned = -0.00447703 Jy ! Total flux subtracted in 200 components = -0.00447703 Jy ! Clean residual min=-0.007735 max=0.006568 Jy/beam ! Clean residual mean=0.000010 rms=0.001552 Jy/beam ! Combined flux in latest and established models = 2.03194 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 115 components and 2.03194 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=0.062433Jy sigma=0.227638 ! Fit after self-cal, rms=0.062308Jy sigma=0.227317 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 = 1.10905e-05 Jy ! Component: 100 - total flux cleaned = 0.000793794 Jy ! Component: 150 - total flux cleaned = 0.00121912 Jy ! Component: 200 - total flux cleaned = 0.00161763 Jy ! Total flux subtracted in 200 components = 0.00161763 Jy ! Clean residual min=-0.007217 max=0.006323 Jy/beam ! Clean residual mean=0.000010 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 2.03355 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 124 components and 2.03355 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=0.061644Jy sigma=0.225070 ! Fit after self-cal, rms=0.061601Jy sigma=0.224956 ! 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=0.061601Jy sigma=0.224956 ! Fit after self-cal, rms=0.061219Jy sigma=0.223758 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.187 mas, bmaj=2.954 mas, bpa=15.78 degrees ! Estimated noise=4.02212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0028196 Jy ! Component: 100 - total flux cleaned = -0.00268849 Jy ! Component: 150 - total flux cleaned = -0.00254978 Jy ! Component: 200 - total flux cleaned = -0.00254578 Jy ! Total flux subtracted in 200 components = -0.00254578 Jy ! Clean residual min=-0.006565 max=0.006945 Jy/beam ! Clean residual mean=0.000018 rms=0.001752 Jy/beam ! Combined flux in latest and established models = 2.03101 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 131 components and 2.03101 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=0.060861Jy sigma=0.223201 ! Fit after self-cal, rms=0.060773Jy sigma=0.222917 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 = 0.000166432 Jy ! Component: 100 - total flux cleaned = 0.00112212 Jy ! Component: 150 - total flux cleaned = 0.00148385 Jy ! Component: 200 - total flux cleaned = 0.00148436 Jy ! Total flux subtracted in 200 components = 0.00148436 Jy ! Clean residual min=-0.006138 max=0.006825 Jy/beam ! Clean residual mean=0.000016 rms=0.001677 Jy/beam ! Combined flux in latest and established models = 2.03249 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 140 components and 2.03249 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=0.060679Jy sigma=0.223009 ! Fit after self-cal, rms=0.060630Jy sigma=0.222848 ! 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=0.8208 mas, bmaj=1.804 mas, bpa=-3.698 degrees ! Estimated noise=2.89638 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8208 x 1.804 at -3.698 degrees (North through East) ! Clean map min=-0.0092267 max=1.6907 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060630Jy sigma=0.222848 ! Fit after self-cal, rms=0.057920Jy sigma=0.205260 ! Inverting map and beam ! Estimated beam: bmin=0.8209 mas, bmaj=1.804 mas, bpa=-3.628 degrees ! Estimated noise=2.89824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00181254 Jy ! Component: 100 - total flux cleaned = -0.0018142 Jy ! Component: 150 - total flux cleaned = -0.00167856 Jy ! Component: 200 - total flux cleaned = -0.00192453 Jy ! Total flux subtracted in 200 components = -0.00192453 Jy ! Clean residual min=-0.007304 max=0.005896 Jy/beam ! Clean residual mean=0.000007 rms=0.001262 Jy/beam ! Combined flux in latest and established models = 2.03057 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 146 components and 2.03057 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=0.057225Jy sigma=0.202733 ! Fit after self-cal, rms=0.057185Jy sigma=0.202614 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000538337 Jy ! Component: 100 - total flux cleaned = -0.000888807 Jy ! Component: 150 - total flux cleaned = -0.000998968 Jy ! Component: 200 - total flux cleaned = -0.00110407 Jy ! Total flux subtracted in 200 components = -0.00110407 Jy ! Clean residual min=-0.006667 max=0.005725 Jy/beam ! Clean residual mean=0.000007 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 2.02946 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 159 components and 2.02946 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=0.056802Jy sigma=0.201181 ! Fit after self-cal, rms=0.056783Jy sigma=0.201130 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056783Jy sigma=0.201130 ! Fit after self-cal, rms=0.056640Jy sigma=0.200737 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=0.6655 mas, bmaj=1.592 mas, bpa=-2.731 degrees ! Estimated noise=3.7313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.31413 Jy ! Component: 100 - total flux cleaned = 1.66787 Jy ! Component: 150 - total flux cleaned = 1.82406 Jy ! Component: 200 - total flux cleaned = 1.9014 Jy ! Total flux subtracted in 200 components = 1.9014 Jy ! Clean residual min=-0.022158 max=0.036525 Jy/beam ! Clean residual mean=0.000031 rms=0.004519 Jy/beam ! Combined flux in latest and established models = 1.9014 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 1.9014 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8205 mas, bmaj=1.804 mas, bpa=-3.614 degrees ! Estimated noise=2.89713 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 = 0.047832 Jy ! Component: 100 - total flux cleaned = 0.0752164 Jy ! Component: 150 - total flux cleaned = 0.0942195 Jy ! Component: 200 - total flux cleaned = 0.104705 Jy ! Total flux subtracted in 200 components = 0.104705 Jy ! Clean residual min=-0.013185 max=0.012327 Jy/beam ! Clean residual mean=0.000018 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 2.00611 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 2.00611 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=2.186 mas, bmaj=2.957 mas, bpa=15.96 degrees ! Estimated noise=4.02281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130981 Jy ! Component: 100 - total flux cleaned = 0.0163571 Jy ! Component: 150 - total flux cleaned = 0.019186 Jy ! Component: 200 - total flux cleaned = 0.0219306 Jy ! Total flux subtracted in 200 components = 0.0219306 Jy ! Clean residual min=-0.007484 max=0.007735 Jy/beam ! Clean residual mean=0.000024 rms=0.001854 Jy/beam ! Combined flux in latest and established models = 2.02804 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 = 0.00177701 Jy ! Component: 100 - total flux cleaned = 0.00255797 Jy ! Component: 150 - total flux cleaned = 0.00312059 Jy ! Component: 200 - total flux cleaned = 0.0033768 Jy ! Total flux subtracted in 200 components = 0.0033768 Jy ! Clean residual min=-0.007076 max=0.007192 Jy/beam ! Clean residual mean=0.000019 rms=0.001674 Jy/beam ! Combined flux in latest and established models = 2.03142 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 86 components and 2.03142 Jy ! Inverting map ! Added new window around map position (15.2, -45.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00504866 Jy ! Component: 100 - total flux cleaned = 0.00440521 Jy ! Component: 150 - total flux cleaned = 0.00393438 Jy ! Component: 200 - total flux cleaned = 0.00361305 Jy ! Total flux subtracted in 200 components = 0.00361305 Jy ! Clean residual min=-0.006188 max=0.005256 Jy/beam ! Clean residual mean=0.000015 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 2.03503 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 105 components and 2.03503 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8205 mas, bmaj=1.804 mas, bpa=-3.614 degrees ! Estimated noise=2.89713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0013784 Jy ! Component: 100 - total flux cleaned = -0.00271885 Jy ! Component: 150 - total flux cleaned = -0.00330953 Jy ! Component: 200 - total flux cleaned = -0.00385037 Jy ! Total flux subtracted in 200 components = -0.00385037 Jy ! Clean residual min=-0.011134 max=0.009023 Jy/beam ! Clean residual mean=0.000007 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 2.03118 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 123 components and 2.03118 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=0.060272Jy sigma=0.217460 ! Fit after self-cal, rms=0.059808Jy sigma=0.215003 wmodel J1751+0939_X_e_map.mod ! Writing 123 model components to file: J1751+0939_X_e_map.mod wobs J1751+0939_X_e_uvs.fits ! Writing UV FITS file: J1751+0939_X_e_uvs.fits wwins J1751+0939_X_e_map.win ! wwins: Wrote 6 windows to J1751+0939_X_e_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 = -0.00189511 Jy ! Component: 100 - total flux cleaned = -0.00102258 Jy ! Component: 150 - total flux cleaned = -0.00139101 Jy ! Component: 200 - total flux cleaned = -0.00197519 Jy ! Component: 250 - total flux cleaned = -0.00307927 Jy ! Component: 300 - total flux cleaned = -0.0041355 Jy ! Component: 350 - total flux cleaned = -0.00464112 Jy ! Component: 400 - total flux cleaned = -0.00542692 Jy ! Component: 450 - total flux cleaned = -0.00609264 Jy ! Component: 500 - total flux cleaned = -0.00682941 Jy ! Component: 550 - total flux cleaned = -0.00772177 Jy ! Component: 600 - total flux cleaned = -0.00850239 Jy ! Component: 650 - total flux cleaned = -0.00934699 Jy ! Component: 700 - total flux cleaned = -0.0100047 Jy ! Component: 750 - total flux cleaned = -0.0105663 Jy ! Component: 800 - total flux cleaned = -0.0111898 Jy ! Component: 850 - total flux cleaned = -0.0117229 Jy ! Component: 900 - total flux cleaned = -0.0121693 Jy ! Component: 950 - total flux cleaned = -0.0123882 Jy ! Component: 1000 - total flux cleaned = -0.0128162 Jy ! Component: 1050 - total flux cleaned = -0.0132333 Jy ! Component: 1100 - total flux cleaned = -0.0133694 Jy ! Component: 1150 - total flux cleaned = -0.0135698 Jy ! Component: 1200 - total flux cleaned = -0.0137003 Jy ! Component: 1250 - total flux cleaned = -0.0137009 Jy ! Component: 1300 - total flux cleaned = -0.0140778 Jy ! Component: 1350 - total flux cleaned = -0.0141992 Jy ! Component: 1400 - total flux cleaned = -0.0141984 Jy ! Component: 1450 - total flux cleaned = -0.0142573 Jy ! Component: 1500 - total flux cleaned = -0.0143162 Jy ! Component: 1550 - total flux cleaned = -0.0144308 Jy ! Component: 1600 - total flux cleaned = -0.0145421 Jy ! Component: 1650 - total flux cleaned = -0.0144864 Jy ! Component: 1700 - total flux cleaned = -0.0145401 Jy ! Component: 1750 - total flux cleaned = -0.0145389 Jy ! Component: 1800 - total flux cleaned = -0.0144866 Jy ! Component: 1850 - total flux cleaned = -0.0144365 Jy ! Component: 1900 - total flux cleaned = -0.0144363 Jy ! Component: 1950 - total flux cleaned = -0.0142376 Jy ! Component: 2000 - total flux cleaned = -0.0143354 Jy ! Component: 2050 - total flux cleaned = -0.0142394 Jy ! Component: 2100 - total flux cleaned = -0.0143812 Jy ! Component: 2150 - total flux cleaned = -0.0144739 Jy ! Component: 2200 - total flux cleaned = -0.0144276 Jy ! Component: 2250 - total flux cleaned = -0.0143818 Jy ! Component: 2300 - total flux cleaned = -0.0144721 Jy ! Component: 2350 - total flux cleaned = -0.0144732 Jy ! Component: 2400 - total flux cleaned = -0.0144738 Jy ! Component: 2450 - total flux cleaned = -0.0145609 Jy ! Component: 2500 - total flux cleaned = -0.0146042 Jy ! Component: 2550 - total flux cleaned = -0.0148984 Jy ! Component: 2600 - total flux cleaned = -0.0149392 Jy ! Component: 2650 - total flux cleaned = -0.0150209 Jy ! Component: 2700 - total flux cleaned = -0.014899 Jy ! Component: 2750 - total flux cleaned = -0.0149394 Jy ! Component: 2800 - total flux cleaned = -0.0149787 Jy ! Component: 2850 - total flux cleaned = -0.0150571 Jy ! Component: 2900 - total flux cleaned = -0.0152116 Jy ! Component: 2950 - total flux cleaned = -0.0153268 Jy ! Component: 3000 - total flux cleaned = -0.0153265 Jy ! Component: 3050 - total flux cleaned = -0.0154012 Jy ! Component: 3100 - total flux cleaned = -0.0155121 Jy ! Component: 3150 - total flux cleaned = -0.0153294 Jy ! Component: 3200 - total flux cleaned = -0.0155102 Jy ! Component: 3250 - total flux cleaned = -0.0155464 Jy ! Component: 3300 - total flux cleaned = -0.0155821 Jy ! Component: 3350 - total flux cleaned = -0.015758 Jy ! Component: 3400 - total flux cleaned = -0.0157924 Jy ! Component: 3450 - total flux cleaned = -0.0159304 Jy ! Component: 3500 - total flux cleaned = -0.0159985 Jy ! Component: 3550 - total flux cleaned = -0.0161332 Jy ! Component: 3600 - total flux cleaned = -0.0159664 Jy ! Component: 3650 - total flux cleaned = -0.0161654 Jy ! Component: 3700 - total flux cleaned = -0.0161659 Jy ! Component: 3750 - total flux cleaned = -0.0163287 Jy ! Component: 3800 - total flux cleaned = -0.0162643 Jy ! Component: 3850 - total flux cleaned = -0.0162644 Jy ! Component: 3900 - total flux cleaned = -0.016391 Jy ! Component: 3950 - total flux cleaned = -0.0164227 Jy ! Component: 4000 - total flux cleaned = -0.0165788 Jy ! Component: 4050 - total flux cleaned = -0.0166098 Jy ! Total flux subtracted in 4096 components = -0.0166096 Jy ! Clean residual min=-0.001735 max=0.001785 Jy/beam ! Clean residual mean=0.000003 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 2.01457 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 422 components and 2.01457 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1751+0939_X_e_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8205 x 1.804 at -3.614 degrees (North through East) ! Clean map min=-0.0051176 max=1.7021 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1751+0939_X_e_map.fits wmodel /image_prod/ug002_uva//J1751+0939_X_e_map.mod ! Writing 422 model components to file: /image_prod/ug002_uva//J1751+0939_X_e_map.mod wobs /image_prod/ug002_uva//J1751+0939_X_e_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1751+0939_X_e_uvs.fits wwins /image_prod/ug002_uva//J1751+0939_X_e_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1751+0939_X_e_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.70211 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000509225 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.089752 0.089752 0.179504 0.359008 0.718016 1.43603 2.87206 5.74413 11.4883 22.9765 45.953 91.906 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.702 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3342.54 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1751+0939_X_e_dfm.log closed on Thu Mar 5 03:29:02 2020