! Started logfile: .//J1541-1422_C_dfm.log on Mon Jan 20 18:20:32 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1541-1422_C_uva.fits ! Reading UV FITS file: .//J1541-1422_C_uva.fits ! AN table 1: 15 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1541-1422 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 4320 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1541-1422_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.001896Jy sigma=20.951867 ! Fit after self-cal, rms=0.974347Jy sigma=20.371741 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.599 mas, bmaj=5.728 mas, bpa=15.8 degrees ! Estimated noise=0.770527 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 = 0.019492 Jy ! Component: 100 - total flux cleaned = 0.0240653 Jy ! Total flux subtracted in 100 components = 0.0240653 Jy ! Clean residual min=-0.002870 max=0.002857 Jy/beam ! Clean residual mean=-0.000006 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.0240653 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0240653 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=0.038351Jy sigma=0.748457 ! Fit after self-cal, rms=0.036157Jy sigma=0.700344 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041703 Jy ! Component: 100 - total flux cleaned = 0.00610632 Jy ! Total flux subtracted in 100 components = 0.00610632 Jy ! Clean residual min=-0.002868 max=0.003547 Jy/beam ! Clean residual mean=-0.000000 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.0301716 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.0301716 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=0.035552Jy sigma=0.686951 ! Fit after self-cal, rms=0.035558Jy sigma=0.686766 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.952 mas, bmaj=6.308 mas, bpa=15.03 degrees ! Estimated noise=0.525757 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 = 0.00192325 Jy ! Component: 100 - total flux cleaned = 0.00281986 Jy ! Component: 150 - total flux cleaned = 0.00304543 Jy ! Component: 200 - total flux cleaned = 0.00321534 Jy ! Total flux subtracted in 200 components = 0.00321534 Jy ! Clean residual min=-0.001983 max=0.003639 Jy/beam ! Clean residual mean=0.000002 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.033387 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.033387 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=0.035450Jy sigma=0.684490 ! Fit after self-cal, rms=0.035450Jy sigma=0.684382 ! Inverting map ! Added new window around map position (10.2, 12.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032744 Jy ! Component: 100 - total flux cleaned = 0.00501505 Jy ! Component: 150 - total flux cleaned = 0.0059139 Jy ! Component: 200 - total flux cleaned = 0.00655408 Jy ! Total flux subtracted in 200 components = 0.00655408 Jy ! Clean residual min=-0.001611 max=0.001810 Jy/beam ! Clean residual mean=0.000002 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.039941 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 81 components and 0.039941 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=0.035136Jy sigma=0.677368 ! Fit after self-cal, rms=0.035093Jy sigma=0.676490 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.952 x 6.308 at 15.03 degrees (North through East) ! Clean map min=-0.0015493 max=0.029546 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.81 HN 0.84 KP 1.07 ! LA 1.03 NL 1.04 OV 0.82 PT 0.97 ! SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.90 HN 0.97 KP 0.93 ! LA 1.03 NL 0.91 OV 0.95 PT 0.83 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.08 HN 1.08 KP 1.01 ! LA 0.91 NL 1.00 OV 0.90 PT 1.05 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.06 HN 1.11 KP 1.14 ! LA 1.00 NL 1.11 OV 1.00 PT 1.11 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 2.41 FD 0.90 HN 0.97 KP 0.96 ! LA 1.14 NL 0.98 OV 1.02 PT 1.07 ! SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.90 HN 1.20 KP 0.98 ! LA 0.99 NL 0.96 OV 1.06 PT 1.21 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.05 KP 1.14 ! LA 0.86 NL 0.90 OV 0.96 PT 1.01 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.04 HN 1.05 KP 0.99 ! LA 1.00 NL 0.88 OV 1.04 PT 0.94 ! SC 1.10 ! ! ! Fit before self-cal, rms=0.035093Jy sigma=0.676490 ! Fit after self-cal, rms=0.036978Jy sigma=0.669850 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.958 mas, bmaj=6.339 mas, bpa=15.16 degrees ! Estimated noise=0.519157 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 = 0.000731602 Jy ! Component: 100 - total flux cleaned = 0.00110924 Jy ! Component: 150 - total flux cleaned = 0.00138803 Jy ! Component: 200 - total flux cleaned = 0.00151983 Jy ! Total flux subtracted in 200 components = 0.00151983 Jy ! Clean residual min=-0.001489 max=0.001645 Jy/beam ! Clean residual mean=0.000002 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0414609 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 110 components and 0.0414609 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=0.036944Jy sigma=0.668979 ! Fit after self-cal, rms=0.036996Jy sigma=0.668547 ! 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=0.036996Jy sigma=0.668547 ! Fit after self-cal, rms=0.037613Jy sigma=0.668483 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.953 mas, bmaj=6.344 mas, bpa=15.27 degrees ! Estimated noise=0.519915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300058 Jy ! Component: 100 - total flux cleaned = 0.000373359 Jy ! Component: 150 - total flux cleaned = 0.000357774 Jy ! Component: 200 - total flux cleaned = 0.000342618 Jy ! Total flux subtracted in 200 components = 0.000342618 Jy ! Clean residual min=-0.001430 max=0.001581 Jy/beam ! Clean residual mean=0.000002 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0418035 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 130 components and 0.0418035 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=0.037599Jy sigma=0.668131 ! Fit after self-cal, rms=0.037605Jy sigma=0.668102 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 (-75.3, 24.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000513531 Jy ! Component: 100 - total flux cleaned = 0.000655478 Jy ! Component: 150 - total flux cleaned = 0.000724938 Jy ! Component: 200 - total flux cleaned = 0.000744245 Jy ! Total flux subtracted in 200 components = 0.000744245 Jy ! Clean residual min=-0.001289 max=0.001588 Jy/beam ! Clean residual mean=0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0425477 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 145 components and 0.0425477 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=0.037535Jy sigma=0.666676 ! Fit after self-cal, rms=0.037521Jy sigma=0.666486 ! Inverting map ! Added new window around map position (-45.9, 19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000948879 Jy ! Component: 100 - total flux cleaned = 0.00144592 Jy ! Component: 150 - total flux cleaned = 0.00171297 Jy ! Component: 200 - total flux cleaned = 0.00180469 Jy ! Total flux subtracted in 200 components = 0.00180469 Jy ! Clean residual min=-0.001207 max=0.001184 Jy/beam ! Clean residual mean=0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0443524 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 169 components and 0.0443524 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=0.037454Jy sigma=0.664961 ! Fit after self-cal, rms=0.037443Jy sigma=0.664798 ! 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=0.037443Jy sigma=0.664798 ! Fit after self-cal, rms=0.037265Jy sigma=0.664579 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.954 mas, bmaj=6.347 mas, bpa=15.32 degrees ! Estimated noise=0.518178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000410637 Jy ! Component: 100 - total flux cleaned = 0.000544915 Jy ! Component: 150 - total flux cleaned = 0.000563455 Jy ! Component: 200 - total flux cleaned = 0.000598008 Jy ! Total flux subtracted in 200 components = 0.000598008 Jy ! Clean residual min=-0.001153 max=0.001097 Jy/beam ! Clean residual mean=0.000002 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0449504 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 182 components and 0.0449504 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=0.037238Jy sigma=0.664065 ! Fit after self-cal, rms=0.037235Jy sigma=0.664017 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 = 9.0288e-05 Jy ! Component: 100 - total flux cleaned = 0.000139535 Jy ! Component: 150 - total flux cleaned = 0.0001547 Jy ! Component: 200 - total flux cleaned = 0.00015444 Jy ! Total flux subtracted in 200 components = 0.00015444 Jy ! Clean residual min=-0.001145 max=0.001070 Jy/beam ! Clean residual mean=0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0451049 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 200 components and 0.0451049 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=0.037221Jy sigma=0.663759 ! Fit after self-cal, rms=0.037220Jy sigma=0.663746 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037220Jy sigma=0.663746 ! Fit after self-cal, rms=0.037192Jy sigma=0.663693 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.893 mas, bmaj=8.046 mas, bpa=4.111 degrees ! Estimated noise=0.610903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.52849e-05 Jy ! Component: 100 - total flux cleaned = 0.000137346 Jy ! Component: 150 - total flux cleaned = 0.000179112 Jy ! Component: 200 - total flux cleaned = 0.000153608 Jy ! Total flux subtracted in 200 components = 0.000153608 Jy ! Clean residual min=-0.001011 max=0.000935 Jy/beam ! Clean residual mean=0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0452585 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 222 components and 0.0452585 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=0.037186Jy sigma=0.663528 ! Fit after self-cal, rms=0.037184Jy sigma=0.663505 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.36868e-05 Jy ! Component: 100 - total flux cleaned = 5.64091e-06 Jy ! Component: 150 - total flux cleaned = 5.30384e-06 Jy ! Component: 200 - total flux cleaned = 1.56743e-05 Jy ! Total flux subtracted in 200 components = 1.56743e-05 Jy ! Clean residual min=-0.000993 max=0.000927 Jy/beam ! Clean residual mean=0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0452742 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 235 components and 0.0452742 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=0.037180Jy sigma=0.663434 ! Fit after self-cal, rms=0.037180Jy sigma=0.663425 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.955 mas, bmaj=6.352 mas, bpa=15.34 degrees ! Estimated noise=0.51918 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.955 x 6.352 at 15.34 degrees (North through East) ! Clean map min=-0.0014462 max=0.0293 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.601 mas, bmaj=5.747 mas, bpa=15.98 degrees ! Estimated noise=0.762517 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0214495 Jy ! Component: 100 - total flux cleaned = 0.0272684 Jy ! Component: 150 - total flux cleaned = 0.0308599 Jy ! Component: 200 - total flux cleaned = 0.0329844 Jy ! Total flux subtracted in 200 components = 0.0329844 Jy ! Clean residual min=-0.002657 max=0.002628 Jy/beam ! Clean residual mean=-0.000001 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.0329844 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.0329844 Jy ! Inverting map and beam ! Estimated beam: bmin=1.955 mas, bmaj=6.352 mas, bpa=15.34 degrees ! Estimated noise=0.51918 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 = 0.00310107 Jy ! Component: 100 - total flux cleaned = 0.00468689 Jy ! Component: 150 - total flux cleaned = 0.00567422 Jy ! Component: 200 - total flux cleaned = 0.00645206 Jy ! Total flux subtracted in 200 components = 0.00645206 Jy ! Clean residual min=-0.001603 max=0.001771 Jy/beam ! Clean residual mean=0.000001 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.0394365 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 68 components and 0.0394364 Jy ! Inverting map ! Added new window around map position (-37.8, -48.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113564 Jy ! Component: 100 - total flux cleaned = 0.00165949 Jy ! Component: 150 - total flux cleaned = 0.00211972 Jy ! Component: 200 - total flux cleaned = 0.00260434 Jy ! Total flux subtracted in 200 components = 0.00260434 Jy ! Clean residual min=-0.001335 max=0.001141 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0420408 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 108 components and 0.0420408 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.893 mas, bmaj=8.046 mas, bpa=4.111 degrees ! Estimated noise=0.610903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000420996 Jy ! Component: 100 - total flux cleaned = 0.000890489 Jy ! Component: 150 - total flux cleaned = 0.00124938 Jy ! Component: 200 - total flux cleaned = 0.00145886 Jy ! Total flux subtracted in 200 components = 0.00145886 Jy ! Clean residual min=-0.001150 max=0.000999 Jy/beam ! Clean residual mean=0.000002 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0434997 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 = 0.00015904 Jy ! Component: 100 - total flux cleaned = 0.000282326 Jy ! Component: 150 - total flux cleaned = 0.00041295 Jy ! Component: 200 - total flux cleaned = 0.000498236 Jy ! Total flux subtracted in 200 components = 0.000498236 Jy ! Clean residual min=-0.001043 max=0.000944 Jy/beam ! Clean residual mean=0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0439979 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 174 components and 0.0439979 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.955 mas, bmaj=6.352 mas, bpa=15.34 degrees ! Estimated noise=0.51918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000192327 Jy ! Component: 100 - total flux cleaned = 0.000479626 Jy ! Component: 150 - total flux cleaned = 0.000564744 Jy ! Component: 200 - total flux cleaned = 0.000665211 Jy ! Total flux subtracted in 200 components = 0.000665211 Jy ! Clean residual min=-0.001223 max=0.001082 Jy/beam ! Clean residual mean=0.000002 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0446631 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 196 components and 0.0446631 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=0.037187Jy sigma=0.663707 ! Fit after self-cal, rms=0.037176Jy sigma=0.663556 wmodel J1541-1422_C_map.mod ! Writing 196 model components to file: J1541-1422_C_map.mod wobs J1541-1422_C_uvs.fits ! Writing UV FITS file: J1541-1422_C_uvs.fits wwins J1541-1422_C_map.win ! wwins: Wrote 5 windows to J1541-1422_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000216499 Jy ! Component: 100 - total flux cleaned = -0.000443045 Jy ! Component: 150 - total flux cleaned = -0.000656382 Jy ! Component: 200 - total flux cleaned = -0.000857819 Jy ! Component: 250 - total flux cleaned = -0.00101679 Jy ! Component: 300 - total flux cleaned = -0.00115405 Jy ! Component: 350 - total flux cleaned = -0.0013165 Jy ! Component: 400 - total flux cleaned = -0.00144539 Jy ! Component: 450 - total flux cleaned = -0.00158405 Jy ! Component: 500 - total flux cleaned = -0.00169227 Jy ! Component: 550 - total flux cleaned = -0.00178459 Jy ! Component: 600 - total flux cleaned = -0.00183578 Jy ! Component: 650 - total flux cleaned = -0.00187326 Jy ! Component: 700 - total flux cleaned = -0.00194675 Jy ! Component: 750 - total flux cleaned = -0.00199487 Jy ! Component: 800 - total flux cleaned = -0.00200681 Jy ! Component: 850 - total flux cleaned = -0.0020877 Jy ! Component: 900 - total flux cleaned = -0.00209873 Jy ! Component: 950 - total flux cleaned = -0.00207657 Jy ! Component: 1000 - total flux cleaned = -0.00208758 Jy ! Component: 1050 - total flux cleaned = -0.00208767 Jy ! Component: 1100 - total flux cleaned = -0.00209814 Jy ! Component: 1150 - total flux cleaned = -0.00207732 Jy ! Component: 1200 - total flux cleaned = -0.00208758 Jy ! Component: 1250 - total flux cleaned = -0.00202698 Jy ! Component: 1300 - total flux cleaned = -0.0020172 Jy ! Component: 1350 - total flux cleaned = -0.00200759 Jy ! Component: 1400 - total flux cleaned = -0.00201721 Jy ! Component: 1450 - total flux cleaned = -0.00202678 Jy ! Component: 1500 - total flux cleaned = -0.00200819 Jy ! Component: 1550 - total flux cleaned = -0.00201747 Jy ! Component: 1600 - total flux cleaned = -0.00201747 Jy ! Component: 1650 - total flux cleaned = -0.0020445 Jy ! Component: 1700 - total flux cleaned = -0.00205335 Jy ! Component: 1750 - total flux cleaned = -0.00206214 Jy ! Component: 1800 - total flux cleaned = -0.00205354 Jy ! Component: 1850 - total flux cleaned = -0.00204517 Jy ! Component: 1900 - total flux cleaned = -0.002079 Jy ! Component: 1950 - total flux cleaned = -0.00206233 Jy ! Component: 2000 - total flux cleaned = -0.00210347 Jy ! Component: 2050 - total flux cleaned = -0.00210337 Jy ! Component: 2100 - total flux cleaned = -0.0021115 Jy ! Component: 2150 - total flux cleaned = -0.00215129 Jy ! Component: 2200 - total flux cleaned = -0.00217494 Jy ! Component: 2250 - total flux cleaned = -0.00218276 Jy ! Component: 2300 - total flux cleaned = -0.00220587 Jy ! Component: 2350 - total flux cleaned = -0.00220584 Jy ! Component: 2400 - total flux cleaned = -0.0022209 Jy ! Component: 2450 - total flux cleaned = -0.00222078 Jy ! Component: 2500 - total flux cleaned = -0.0022356 Jy ! Component: 2550 - total flux cleaned = -0.00225027 Jy ! Component: 2600 - total flux cleaned = -0.00224298 Jy ! Component: 2650 - total flux cleaned = -0.00225731 Jy ! Component: 2700 - total flux cleaned = -0.00225729 Jy ! Component: 2750 - total flux cleaned = -0.00227146 Jy ! Component: 2800 - total flux cleaned = -0.0022714 Jy ! Component: 2850 - total flux cleaned = -0.00225763 Jy ! Component: 2900 - total flux cleaned = -0.0023058 Jy ! Component: 2950 - total flux cleaned = -0.00229206 Jy ! Component: 3000 - total flux cleaned = -0.00229199 Jy ! Component: 3050 - total flux cleaned = -0.00229206 Jy ! Component: 3100 - total flux cleaned = -0.00231206 Jy ! Component: 3150 - total flux cleaned = -0.00233195 Jy ! Component: 3200 - total flux cleaned = -0.00232534 Jy ! Component: 3250 - total flux cleaned = -0.00236453 Jy ! Component: 3300 - total flux cleaned = -0.00234512 Jy ! Component: 3350 - total flux cleaned = -0.00237739 Jy ! Component: 3400 - total flux cleaned = -0.0023774 Jy ! Component: 3450 - total flux cleaned = -0.0023901 Jy ! Component: 3500 - total flux cleaned = -0.00240906 Jy ! Component: 3550 - total flux cleaned = -0.00242789 Jy ! Component: 3600 - total flux cleaned = -0.00244037 Jy ! Component: 3650 - total flux cleaned = -0.00242172 Jy ! Component: 3700 - total flux cleaned = -0.00244032 Jy ! Component: 3750 - total flux cleaned = -0.00243419 Jy ! Component: 3800 - total flux cleaned = -0.00243419 Jy ! Component: 3850 - total flux cleaned = -0.00244632 Jy ! Component: 3900 - total flux cleaned = -0.00245237 Jy ! Component: 3950 - total flux cleaned = -0.00245841 Jy ! Component: 4000 - total flux cleaned = -0.0024764 Jy ! Component: 4050 - total flux cleaned = -0.00248835 Jy ! Total flux subtracted in 4096 components = -0.00251811 Jy ! Clean residual min=-0.000369 max=0.000360 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.042145 Jy keep ! Adding 252 model components to the UV plane model. ! The established model now contains 446 components and 0.042145 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1541-1422_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.955 x 6.352 at 15.34 degrees (North through East) ! Clean map min=-0.0015722 max=0.028904 Jy/beam ! Writing clean map to FITS file: .//J1541-1422_C_map.fits wmodel .//J1541-1422_C_map.mod ! Writing 446 model components to file: .//J1541-1422_C_map.mod wobs .//J1541-1422_C_uvs.fits ! Writing UV FITS file: .//J1541-1422_C_uvs.fits wwins .//J1541-1422_C_map.win ! wwins: Wrote 6 windows to .//J1541-1422_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0289043 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000103115 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.07024 1.07024 2.14049 4.28097 8.56195 17.1239 34.2478 68.4956 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 280.31 quit ! Quitting program ! Log file .//J1541-1422_C_dfm.log closed on Mon Jan 20 18:20:36 2020