! Started logfile: .//J1721-1005_C_dfm.log on Mon Jan 20 18:36:44 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 .//J1721-1005_C_uva.fits ! Reading UV FITS file: .//J1721-1005_C_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.955556 visibilities/baseline/integration-bin. ! Found source: J1721-1005 ! ! 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 5848 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 J1721-1005_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000467Jy sigma=21.414190 ! Fit after self-cal, rms=0.949115Jy sigma=20.307445 ! 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=1.28 mas, bmaj=3.429 mas, bpa=-0.5339 degrees ! Estimated noise=0.627383 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 = 0.0362128 Jy ! Component: 100 - total flux cleaned = 0.0498223 Jy ! Total flux subtracted in 100 components = 0.0498223 Jy ! Clean residual min=-0.005204 max=0.017158 Jy/beam ! Clean residual mean=0.000009 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 0.0498223 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0498223 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=0.048585Jy sigma=0.921221 ! Fit after self-cal, rms=0.047497Jy sigma=0.902927 ! Inverting map ! Added new window around map position (-1.2, 6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153186 Jy ! Component: 100 - total flux cleaned = 0.0228916 Jy ! Total flux subtracted in 100 components = 0.0228916 Jy ! Clean residual min=-0.003975 max=0.009055 Jy/beam ! Clean residual mean=0.000004 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.0727139 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.0727139 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=0.041948Jy sigma=0.766238 ! Fit after self-cal, rms=0.041026Jy sigma=0.744789 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00733236 Jy ! Component: 100 - total flux cleaned = 0.0102581 Jy ! Total flux subtracted in 100 components = 0.0102581 Jy ! Clean residual min=-0.002917 max=0.004480 Jy/beam ! Clean residual mean=0.000002 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.082972 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.082972 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=0.039689Jy sigma=0.712487 ! Fit after self-cal, rms=0.039445Jy sigma=0.706610 ! 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=1.579 mas, bmaj=4.115 mas, bpa=-1.581 degrees ! Estimated noise=0.445125 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 = 0.00310979 Jy ! Component: 100 - total flux cleaned = 0.00319805 Jy ! Component: 150 - total flux cleaned = 0.00312978 Jy ! Component: 200 - total flux cleaned = 0.00324588 Jy ! Total flux subtracted in 200 components = 0.00324588 Jy ! Clean residual min=-0.001798 max=0.002211 Jy/beam ! Clean residual mean=0.000003 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.0862179 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 47 components and 0.0862179 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=0.039031Jy sigma=0.696561 ! Fit after self-cal, rms=0.038973Jy sigma=0.695172 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.579 x 4.115 at -1.581 degrees (North through East) ! Clean map min=-0.0017027 max=0.043506 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.07 HN 0.99 KP 1.02 ! LA 1.03 MK 1.00 NL 0.98 OV 0.90 ! PT 0.93 SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.88 HN 1.11 KP 1.02 ! LA 0.91 MK 1.04 NL 0.94 OV 1.03 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.97 KP 1.01 ! LA 0.97 MK 1.07 NL 0.94 OV 1.07 ! PT 0.99 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.98 KP 0.78 ! LA 1.01 MK 1.00 NL 1.04 OV 1.00 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.63 FD 1.01 HN 0.98 KP 1.01 ! LA 1.03 MK 1.02 NL 0.95 OV 1.10 ! PT 1.04 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 1.03 HN 0.96 KP 0.99 ! LA 1.04 MK 1.02 NL 1.01 OV 1.01 ! PT 1.02 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.94 KP 1.03 ! LA 1.01 MK 1.01 NL 1.05 OV 0.97 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.93 HN 0.99 KP 1.06 ! LA 1.05 MK 0.96 NL 0.96 OV 0.99 ! PT 1.08 SC 1.11 ! ! ! Fit before self-cal, rms=0.038973Jy sigma=0.695172 ! Fit after self-cal, rms=0.036111Jy sigma=0.686439 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.591 mas, bmaj=4.155 mas, bpa=-1.861 degrees ! Estimated noise=0.446186 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 = 0.000376199 Jy ! Component: 100 - total flux cleaned = 0.000220927 Jy ! Component: 150 - total flux cleaned = 0.000133808 Jy ! Component: 200 - total flux cleaned = 6.05531e-05 Jy ! Total flux subtracted in 200 components = 6.05531e-05 Jy ! Clean residual min=-0.001395 max=0.001565 Jy/beam ! Clean residual mean=0.000001 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.0862785 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 0.0862785 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=0.035969Jy sigma=0.683521 ! Fit after self-cal, rms=0.035966Jy sigma=0.683158 ! 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=0.035966Jy sigma=0.683158 ! Fit after self-cal, rms=0.035624Jy sigma=0.683002 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.594 mas, bmaj=4.155 mas, bpa=-1.979 degrees ! Estimated noise=0.442604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212941 Jy ! Component: 100 - total flux cleaned = 0.000183806 Jy ! Component: 150 - total flux cleaned = 0.000127819 Jy ! Component: 200 - total flux cleaned = 0.000103089 Jy ! Total flux subtracted in 200 components = 0.000103089 Jy ! Clean residual min=-0.001442 max=0.001402 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0863816 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.0863816 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=0.035570Jy sigma=0.681822 ! Fit after self-cal, rms=0.035564Jy sigma=0.681714 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 = 5.00433e-06 Jy ! Component: 100 - total flux cleaned = 3.0955e-05 Jy ! Component: 150 - total flux cleaned = 5.42004e-05 Jy ! Component: 200 - total flux cleaned = 3.40014e-05 Jy ! Total flux subtracted in 200 components = 3.40014e-05 Jy ! Clean residual min=-0.001426 max=0.001355 Jy/beam ! Clean residual mean=0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0864156 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 0.0864156 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=0.035534Jy sigma=0.681117 ! Fit after self-cal, rms=0.035532Jy sigma=0.681040 ! 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=0.035532Jy sigma=0.681040 ! Fit after self-cal, rms=0.035434Jy sigma=0.680998 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.595 mas, bmaj=4.152 mas, bpa=-1.989 degrees ! Estimated noise=0.441073 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.48809e-06 Jy ! Component: 100 - total flux cleaned = 3.8051e-05 Jy ! Component: 150 - total flux cleaned = 5.51325e-05 Jy ! Component: 200 - total flux cleaned = 5.51625e-05 Jy ! Total flux subtracted in 200 components = 5.51625e-05 Jy ! Clean residual min=-0.001430 max=0.001305 Jy/beam ! Clean residual mean=0.000001 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0864707 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 64 components and 0.0864707 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=0.035413Jy sigma=0.680572 ! Fit after self-cal, rms=0.035413Jy sigma=0.680506 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 = 1.92388e-05 Jy ! Component: 100 - total flux cleaned = 1.79097e-05 Jy ! Component: 150 - total flux cleaned = 1.72164e-05 Jy ! Component: 200 - total flux cleaned = 3.12439e-05 Jy ! Total flux subtracted in 200 components = 3.12439e-05 Jy ! Clean residual min=-0.001409 max=0.001312 Jy/beam ! Clean residual mean=0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.086502 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 0.086502 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=0.035396Jy sigma=0.680201 ! Fit after self-cal, rms=0.035397Jy sigma=0.680149 ! 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=0.035397Jy sigma=0.680149 ! Fit after self-cal, rms=0.035332Jy sigma=0.680140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.718 mas, bmaj=7.315 mas, bpa=0.4046 degrees ! Estimated noise=0.552045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.47759e-05 Jy ! Component: 100 - total flux cleaned = -5.37102e-05 Jy ! Component: 150 - total flux cleaned = -5.29707e-05 Jy ! Component: 200 - total flux cleaned = -3.17604e-05 Jy ! Total flux subtracted in 200 components = -3.17604e-05 Jy ! Clean residual min=-0.001466 max=0.001641 Jy/beam ! Clean residual mean=0.000002 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0864702 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 72 components and 0.0864702 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=0.035332Jy sigma=0.680107 ! Fit after self-cal, rms=0.035331Jy sigma=0.680093 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 = -2.5471e-05 Jy ! Component: 100 - total flux cleaned = -2.5324e-05 Jy ! Component: 150 - total flux cleaned = -2.58681e-05 Jy ! Component: 200 - total flux cleaned = -1.43119e-05 Jy ! Total flux subtracted in 200 components = -1.43119e-05 Jy ! Clean residual min=-0.001466 max=0.001639 Jy/beam ! Clean residual mean=0.000002 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0864559 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 73 components and 0.0864559 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=0.035333Jy sigma=0.680124 ! Fit after self-cal, rms=0.035332Jy sigma=0.680114 ! 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=1.594 mas, bmaj=4.148 mas, bpa=-2.029 degrees ! Estimated noise=0.440106 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.594 x 4.148 at -2.029 degrees (North through East) ! Clean map min=-0.0019022 max=0.041483 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=1.291 mas, bmaj=3.444 mas, bpa=-1.051 degrees ! Estimated noise=0.62267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0400517 Jy ! Component: 100 - total flux cleaned = 0.057926 Jy ! Component: 150 - total flux cleaned = 0.0682095 Jy ! Component: 200 - total flux cleaned = 0.0746198 Jy ! Total flux subtracted in 200 components = 0.0746198 Jy ! Clean residual min=-0.002846 max=0.003479 Jy/beam ! Clean residual mean=0.000003 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.0746198 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.0746198 Jy ! Inverting map and beam ! Estimated beam: bmin=1.594 mas, bmaj=4.148 mas, bpa=-2.029 degrees ! Estimated noise=0.440106 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 = 0.00536112 Jy ! Component: 100 - total flux cleaned = 0.00834915 Jy ! Component: 150 - total flux cleaned = 0.0096215 Jy ! Component: 200 - total flux cleaned = 0.0100953 Jy ! Total flux subtracted in 200 components = 0.0100953 Jy ! Clean residual min=-0.001523 max=0.001592 Jy/beam ! Clean residual mean=0.000002 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0847151 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 0.0847151 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=3.718 mas, bmaj=7.315 mas, bpa=0.4046 degrees ! Estimated noise=0.552045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124999 Jy ! Component: 100 - total flux cleaned = 0.0014035 Jy ! Component: 150 - total flux cleaned = 0.00154643 Jy ! Component: 200 - total flux cleaned = 0.00163879 Jy ! Total flux subtracted in 200 components = 0.00163879 Jy ! Clean residual min=-0.001483 max=0.001693 Jy/beam ! Clean residual mean=0.000002 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0863539 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 = 7.25204e-05 Jy ! Component: 100 - total flux cleaned = 0.00013076 Jy ! Component: 150 - total flux cleaned = 0.00016728 Jy ! Component: 200 - total flux cleaned = 0.000167827 Jy ! Total flux subtracted in 200 components = 0.000167827 Jy ! Clean residual min=-0.001442 max=0.001665 Jy/beam ! Clean residual mean=0.000002 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0865217 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 73 components and 0.0865217 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.594 mas, bmaj=4.148 mas, bpa=-2.029 degrees ! Estimated noise=0.440106 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000145901 Jy ! Component: 100 - total flux cleaned = -7.60482e-05 Jy ! Component: 150 - total flux cleaned = -3.64249e-05 Jy ! Component: 200 - total flux cleaned = 1.89363e-05 Jy ! Total flux subtracted in 200 components = 1.89363e-05 Jy ! Clean residual min=-0.001318 max=0.001319 Jy/beam ! Clean residual mean=0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0865407 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 88 components and 0.0865407 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=0.035325Jy sigma=0.680166 ! Fit after self-cal, rms=0.035323Jy sigma=0.680061 wmodel J1721-1005_C_map.mod ! Writing 88 model components to file: J1721-1005_C_map.mod wobs J1721-1005_C_uvs.fits ! Writing UV FITS file: J1721-1005_C_uvs.fits wwins J1721-1005_C_map.win ! wwins: Wrote 2 windows to J1721-1005_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 = -7.73213e-05 Jy ! Component: 100 - total flux cleaned = 3.60444e-05 Jy ! Component: 150 - total flux cleaned = 0.000230991 Jy ! Component: 200 - total flux cleaned = 0.000272867 Jy ! Component: 250 - total flux cleaned = 0.000455792 Jy ! Component: 300 - total flux cleaned = 0.000534557 Jy ! Component: 350 - total flux cleaned = 0.000631489 Jy ! Component: 400 - total flux cleaned = 0.000782298 Jy ! Component: 450 - total flux cleaned = 0.000855797 Jy ! Component: 500 - total flux cleaned = 0.00096334 Jy ! Component: 550 - total flux cleaned = 0.00103369 Jy ! Component: 600 - total flux cleaned = 0.00111964 Jy ! Component: 650 - total flux cleaned = 0.00120371 Jy ! Component: 700 - total flux cleaned = 0.00130228 Jy ! Component: 750 - total flux cleaned = 0.00131865 Jy ! Component: 800 - total flux cleaned = 0.00141378 Jy ! Component: 850 - total flux cleaned = 0.00146071 Jy ! Component: 900 - total flux cleaned = 0.00146108 Jy ! Component: 950 - total flux cleaned = 0.00146162 Jy ! Component: 1000 - total flux cleaned = 0.00153562 Jy ! Component: 1050 - total flux cleaned = 0.00154994 Jy ! Component: 1100 - total flux cleaned = 0.00159217 Jy ! Component: 1150 - total flux cleaned = 0.0015778 Jy ! Component: 1200 - total flux cleaned = 0.00155029 Jy ! Component: 1250 - total flux cleaned = 0.0015641 Jy ! Component: 1300 - total flux cleaned = 0.00160427 Jy ! Component: 1350 - total flux cleaned = 0.00159087 Jy ! Component: 1400 - total flux cleaned = 0.00162986 Jy ! Component: 1450 - total flux cleaned = 0.00162984 Jy ! Component: 1500 - total flux cleaned = 0.00166776 Jy ! Component: 1550 - total flux cleaned = 0.00166788 Jy ! Component: 1600 - total flux cleaned = 0.00170492 Jy ! Component: 1650 - total flux cleaned = 0.00170474 Jy ! Component: 1700 - total flux cleaned = 0.00172869 Jy ! Component: 1750 - total flux cleaned = 0.00175247 Jy ! Component: 1800 - total flux cleaned = 0.00176413 Jy ! Component: 1850 - total flux cleaned = 0.00177565 Jy ! Component: 1900 - total flux cleaned = 0.00182144 Jy ! Component: 1950 - total flux cleaned = 0.00185524 Jy ! Component: 2000 - total flux cleaned = 0.00184393 Jy ! Component: 2050 - total flux cleaned = 0.00186598 Jy ! Component: 2100 - total flux cleaned = 0.00188802 Jy ! Component: 2150 - total flux cleaned = 0.00195304 Jy ! Component: 2200 - total flux cleaned = 0.00196381 Jy ! Component: 2250 - total flux cleaned = 0.0019957 Jy ! Component: 2300 - total flux cleaned = 0.0020483 Jy ! Component: 2350 - total flux cleaned = 0.00206923 Jy ! Component: 2400 - total flux cleaned = 0.00212073 Jy ! Component: 2450 - total flux cleaned = 0.00214109 Jy ! Component: 2500 - total flux cleaned = 0.00215113 Jy ! Component: 2550 - total flux cleaned = 0.00218114 Jy ! Component: 2600 - total flux cleaned = 0.00221085 Jy ! Component: 2650 - total flux cleaned = 0.0022207 Jy ! Component: 2700 - total flux cleaned = 0.0022207 Jy ! Component: 2750 - total flux cleaned = 0.00226893 Jy ! Component: 2800 - total flux cleaned = 0.00229745 Jy ! Component: 2850 - total flux cleaned = 0.0023258 Jy ! Component: 2900 - total flux cleaned = 0.00234455 Jy ! Component: 2950 - total flux cleaned = 0.00237246 Jy ! Component: 3000 - total flux cleaned = 0.00240025 Jy ! Component: 3050 - total flux cleaned = 0.00240941 Jy ! Component: 3100 - total flux cleaned = 0.00248232 Jy ! Component: 3150 - total flux cleaned = 0.00249129 Jy ! Component: 3200 - total flux cleaned = 0.00253607 Jy ! Component: 3250 - total flux cleaned = 0.00258043 Jy ! Component: 3300 - total flux cleaned = 0.00259807 Jy ! Component: 3350 - total flux cleaned = 0.00261548 Jy ! Component: 3400 - total flux cleaned = 0.00263289 Jy ! Component: 3450 - total flux cleaned = 0.00264161 Jy ! Component: 3500 - total flux cleaned = 0.0027016 Jy ! Component: 3550 - total flux cleaned = 0.00268459 Jy ! Component: 3600 - total flux cleaned = 0.00273521 Jy ! Component: 3650 - total flux cleaned = 0.00277705 Jy ! Component: 3700 - total flux cleaned = 0.00277701 Jy ! Component: 3750 - total flux cleaned = 0.00279356 Jy ! Component: 3800 - total flux cleaned = 0.00282637 Jy ! Component: 3850 - total flux cleaned = 0.00285883 Jy ! Component: 3900 - total flux cleaned = 0.00286696 Jy ! Component: 3950 - total flux cleaned = 0.00290717 Jy ! Component: 4000 - total flux cleaned = 0.00292308 Jy ! Component: 4050 - total flux cleaned = 0.00291519 Jy ! Total flux subtracted in 4096 components = 0.00294679 Jy ! Clean residual min=-0.000452 max=0.000495 Jy/beam ! Clean residual mean=0.000001 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0894874 Jy keep ! Adding 270 model components to the UV plane model. ! The established model now contains 358 components and 0.0894875 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1721-1005_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.594 x 4.148 at -2.029 degrees (North through East) ! Clean map min=-0.001223 max=0.040884 Jy/beam ! Writing clean map to FITS file: .//J1721-1005_C_map.fits wmodel .//J1721-1005_C_map.mod ! Writing 358 model components to file: .//J1721-1005_C_map.mod wobs .//J1721-1005_C_uvs.fits ! Writing UV FITS file: .//J1721-1005_C_uvs.fits wwins .//J1721-1005_C_map.win ! wwins: Wrote 3 windows to .//J1721-1005_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0408843 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134331 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.985691 0.985691 1.97138 3.94276 7.88553 15.7711 31.5421 63.0842 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 304.355 quit ! Quitting program ! Log file .//J1721-1005_C_dfm.log closed on Mon Jan 20 18:36:48 2020