! Started logfile: .//J0820+2353_C_dfm.log on Mon Jan 20 17:43:58 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 .//J0820+2353_C_uva.fits ! Reading UV FITS file: .//J0820+2353_C_uva.fits ! AN table 1: 47 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.990544 visibilities/baseline/integration-bin. ! Found source: J0820+2353 ! ! 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 85 lines of history. ! ! Reading 13408 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 J0820+2353_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000754Jy sigma=23.106946 ! Fit after self-cal, rms=0.957570Jy sigma=22.092563 ! 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=1.381 mas, bmaj=3.756 mas, bpa=18.66 degrees ! Estimated noise=0.555162 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 = 0.0329308 Jy ! Component: 100 - total flux cleaned = 0.040355 Jy ! Total flux subtracted in 100 components = 0.040355 Jy ! Clean residual min=-0.001836 max=0.002612 Jy/beam ! Clean residual mean=0.000000 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.040355 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.040355 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=0.031768Jy sigma=0.707444 ! Fit after self-cal, rms=0.030867Jy sigma=0.685626 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305655 Jy ! Component: 100 - total flux cleaned = 0.00432086 Jy ! Total flux subtracted in 100 components = 0.00432086 Jy ! Clean residual min=-0.001674 max=0.001625 Jy/beam ! Clean residual mean=0.000000 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0446759 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.0446759 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=0.030535Jy sigma=0.677522 ! Fit after self-cal, rms=0.030531Jy sigma=0.677435 ! 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=1.734 mas, bmaj=4.11 mas, bpa=16.4 degrees ! Estimated noise=0.269077 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 = 0.00119552 Jy ! Component: 100 - total flux cleaned = 0.00134004 Jy ! Component: 150 - total flux cleaned = 0.0013179 Jy ! Component: 200 - total flux cleaned = 0.00126227 Jy ! Total flux subtracted in 200 components = 0.00126227 Jy ! Clean residual min=-0.000959 max=0.000840 Jy/beam ! Clean residual mean=0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0459381 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.0459382 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=0.030489Jy sigma=0.676391 ! Fit after self-cal, rms=0.030486Jy sigma=0.676350 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.734 x 4.11 at 16.4 degrees (North through East) ! Clean map min=-0.00092163 max=0.04303 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.99 KP 1.01 LA 0.99 ! MK 0.98 NL 0.97 OV 1.01 PT 1.05 ! SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.98 KP 1.03 LA 0.98 ! MK 0.93 NL 0.94 OV 0.99 PT 0.99 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.97 KP 1.01 LA 1.01 ! MK 0.97 NL 0.93 OV 0.94 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.99 KP 1.03 LA 0.97 ! MK 0.99 NL 1.00 OV 1.11 PT 1.05 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.04 KP 1.00 LA 1.01 ! MK 0.99 NL 0.94 OV 1.01 PT 1.06 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.08 KP 1.06 LA 1.00 ! MK 0.95 NL 0.96 OV 1.02 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.03 KP 1.02 LA 1.02 ! MK 0.93 NL 0.98 OV 1.02 PT 1.01 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.04 KP 1.00 LA 0.99 ! MK 1.05 NL 0.98 OV 1.01 PT 0.96 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.030486Jy sigma=0.676350 ! Fit after self-cal, rms=0.030327Jy sigma=0.674406 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.731 mas, bmaj=4.11 mas, bpa=16.3 degrees ! Estimated noise=0.26827 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 = 2.08117e-05 Jy ! Component: 100 - total flux cleaned = 2.13476e-05 Jy ! Component: 150 - total flux cleaned = 2.5539e-05 Jy ! Component: 200 - total flux cleaned = 3.21951e-05 Jy ! Total flux subtracted in 200 components = 3.21951e-05 Jy ! Clean residual min=-0.000783 max=0.000703 Jy/beam ! Clean residual mean=0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0459704 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0459704 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=0.030325Jy sigma=0.674371 ! Fit after self-cal, rms=0.030331Jy sigma=0.674313 ! 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=0.030331Jy sigma=0.674313 ! Fit after self-cal, rms=0.030336Jy sigma=0.674310 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.731 mas, bmaj=4.11 mas, bpa=16.28 degrees ! Estimated noise=0.268291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.00845e-05 Jy ! Component: 100 - total flux cleaned = 1.8847e-05 Jy ! Component: 150 - total flux cleaned = 1.89791e-05 Jy ! Component: 200 - total flux cleaned = 1.61929e-05 Jy ! Total flux subtracted in 200 components = 1.61929e-05 Jy ! Clean residual min=-0.000782 max=0.000692 Jy/beam ! Clean residual mean=0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0459865 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.0459866 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=0.030335Jy sigma=0.674291 ! Fit after self-cal, rms=0.030335Jy sigma=0.674285 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 = 1.28459e-05 Jy ! Component: 100 - total flux cleaned = 1.91465e-05 Jy ! Component: 150 - total flux cleaned = 1.35864e-05 Jy ! Component: 200 - total flux cleaned = 1.11682e-05 Jy ! Total flux subtracted in 200 components = 1.11682e-05 Jy ! Clean residual min=-0.000781 max=0.000684 Jy/beam ! Clean residual mean=0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0459977 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 0.0459977 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=0.030334Jy sigma=0.674273 ! Fit after self-cal, rms=0.030334Jy sigma=0.674267 ! 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=0.030334Jy sigma=0.674267 ! Fit after self-cal, rms=0.030339Jy sigma=0.674267 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.731 mas, bmaj=4.11 mas, bpa=16.28 degrees ! Estimated noise=0.268328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.00065e-05 Jy ! Component: 100 - total flux cleaned = 1.25864e-05 Jy ! Component: 150 - total flux cleaned = 1.2566e-05 Jy ! Component: 200 - total flux cleaned = 8.3957e-06 Jy ! Total flux subtracted in 200 components = 8.3957e-06 Jy ! Clean residual min=-0.000780 max=0.000678 Jy/beam ! Clean residual mean=0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0460061 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 0.0460061 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=0.030338Jy sigma=0.674259 ! Fit after self-cal, rms=0.030338Jy sigma=0.674256 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 = 2.81832e-06 Jy ! Component: 100 - total flux cleaned = 5.45427e-06 Jy ! Component: 150 - total flux cleaned = 5.50055e-06 Jy ! Component: 200 - total flux cleaned = 3.705e-06 Jy ! Total flux subtracted in 200 components = 3.705e-06 Jy ! Clean residual min=-0.000780 max=0.000673 Jy/beam ! Clean residual mean=0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0460098 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.0460098 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=0.030338Jy sigma=0.674249 ! Fit after self-cal, rms=0.030338Jy sigma=0.674246 ! 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=0.030338Jy sigma=0.674246 ! Fit after self-cal, rms=0.030344Jy sigma=0.674245 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.342 mas, bmaj=5.516 mas, bpa=2.232 degrees ! Estimated noise=0.327781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.92459e-05 Jy ! Component: 100 - total flux cleaned = -7.13884e-05 Jy ! Component: 150 - total flux cleaned = -5.79364e-05 Jy ! Component: 200 - total flux cleaned = -5.48673e-05 Jy ! Total flux subtracted in 200 components = -5.48673e-05 Jy ! Clean residual min=-0.000758 max=0.000912 Jy/beam ! Clean residual mean=0.000002 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.045955 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.045955 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=0.030344Jy sigma=0.674244 ! Fit after self-cal, rms=0.030344Jy sigma=0.674239 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 = -5.09661e-06 Jy ! Component: 100 - total flux cleaned = 7.21529e-06 Jy ! Component: 150 - total flux cleaned = 9.97468e-06 Jy ! Component: 200 - total flux cleaned = 9.94525e-06 Jy ! Total flux subtracted in 200 components = 9.94525e-06 Jy ! Clean residual min=-0.000762 max=0.000909 Jy/beam ! Clean residual mean=0.000002 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0459649 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 55 components and 0.0459649 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=0.030344Jy sigma=0.674243 ! Fit after self-cal, rms=0.030345Jy sigma=0.674243 ! 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=1.731 mas, bmaj=4.11 mas, bpa=16.28 degrees ! Estimated noise=0.268362 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.731 x 4.11 at 16.28 degrees (North through East) ! Clean map min=-0.00072314 max=0.042829 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=1.379 mas, bmaj=3.758 mas, bpa=18.69 degrees ! Estimated noise=0.552552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0331875 Jy ! Component: 100 - total flux cleaned = 0.040826 Jy ! Component: 150 - total flux cleaned = 0.0436487 Jy ! Component: 200 - total flux cleaned = 0.0447408 Jy ! Total flux subtracted in 200 components = 0.0447408 Jy ! Clean residual min=-0.001634 max=0.001558 Jy/beam ! Clean residual mean=-0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0447408 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 0.0447408 Jy ! Inverting map and beam ! Estimated beam: bmin=1.731 mas, bmaj=4.11 mas, bpa=16.28 degrees ! Estimated noise=0.268362 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 = 0.0010062 Jy ! Component: 100 - total flux cleaned = 0.00108814 Jy ! Component: 150 - total flux cleaned = 0.00115903 Jy ! Component: 200 - total flux cleaned = 0.00119399 Jy ! Total flux subtracted in 200 components = 0.00119399 Jy ! Clean residual min=-0.000771 max=0.000671 Jy/beam ! Clean residual mean=0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0459348 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 27 components and 0.0459348 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=3.342 mas, bmaj=5.516 mas, bpa=2.232 degrees ! Estimated noise=0.327781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.81237e-05 Jy ! Component: 100 - total flux cleaned = -8.54584e-09 Jy ! Component: 150 - total flux cleaned = 1.8576e-05 Jy ! Component: 200 - total flux cleaned = 3.38989e-05 Jy ! Total flux subtracted in 200 components = 3.38989e-05 Jy ! Clean residual min=-0.000788 max=0.000903 Jy/beam ! Clean residual mean=0.000002 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0459687 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 = 1.65502e-08 Jy ! Component: 100 - total flux cleaned = 2.1422e-09 Jy ! Component: 150 - total flux cleaned = -1.03403e-07 Jy ! Component: 200 - total flux cleaned = -3.27401e-06 Jy ! Total flux subtracted in 200 components = -3.27401e-06 Jy ! Clean residual min=-0.000780 max=0.000905 Jy/beam ! Clean residual mean=0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0459654 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.0459654 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.731 mas, bmaj=4.11 mas, bpa=16.28 degrees ! Estimated noise=0.268362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.40187e-05 Jy ! Component: 100 - total flux cleaned = 1.01207e-05 Jy ! Component: 150 - total flux cleaned = -4.27197e-07 Jy ! Component: 200 - total flux cleaned = -3.37693e-06 Jy ! Total flux subtracted in 200 components = -3.37693e-06 Jy ! Clean residual min=-0.000782 max=0.000670 Jy/beam ! Clean residual mean=0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.045962 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 52 components and 0.045962 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=0.030344Jy sigma=0.674244 ! Fit after self-cal, rms=0.030344Jy sigma=0.674238 wmodel J0820+2353_C_map.mod ! Writing 52 model components to file: J0820+2353_C_map.mod wobs J0820+2353_C_uvs.fits ! Writing UV FITS file: J0820+2353_C_uvs.fits wwins J0820+2353_C_map.win ! wwins: Wrote 1 windows to J0820+2353_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 = -0.000321217 Jy ! Component: 100 - total flux cleaned = -0.000396771 Jy ! Component: 150 - total flux cleaned = -0.000491881 Jy ! Component: 200 - total flux cleaned = -0.000515165 Jy ! Component: 250 - total flux cleaned = -0.00053685 Jy ! Component: 300 - total flux cleaned = -0.000536628 Jy ! Component: 350 - total flux cleaned = -0.000546886 Jy ! Component: 400 - total flux cleaned = -0.000546795 Jy ! Component: 450 - total flux cleaned = -0.000536992 Jy ! Component: 500 - total flux cleaned = -0.000527626 Jy ! Component: 550 - total flux cleaned = -0.00055565 Jy ! Component: 600 - total flux cleaned = -0.000537219 Jy ! Component: 650 - total flux cleaned = -0.00054629 Jy ! Component: 700 - total flux cleaned = -0.000528808 Jy ! Component: 750 - total flux cleaned = -0.000537415 Jy ! Component: 800 - total flux cleaned = -0.000529033 Jy ! Component: 850 - total flux cleaned = -0.000520941 Jy ! Component: 900 - total flux cleaned = -0.000537289 Jy ! Component: 950 - total flux cleaned = -0.000537312 Jy ! Component: 1000 - total flux cleaned = -0.000552797 Jy ! Component: 1050 - total flux cleaned = -0.000545027 Jy ! Component: 1100 - total flux cleaned = -0.000544973 Jy ! Component: 1150 - total flux cleaned = -0.000552334 Jy ! Component: 1200 - total flux cleaned = -0.000559538 Jy ! Component: 1250 - total flux cleaned = -0.000581097 Jy ! Component: 1300 - total flux cleaned = -0.000566986 Jy ! Component: 1350 - total flux cleaned = -0.000566951 Jy ! Component: 1400 - total flux cleaned = -0.000560121 Jy ! Component: 1450 - total flux cleaned = -0.000553447 Jy ! Component: 1500 - total flux cleaned = -0.000573587 Jy ! Component: 1550 - total flux cleaned = -0.000566896 Jy ! Component: 1600 - total flux cleaned = -0.000560435 Jy ! Component: 1650 - total flux cleaned = -0.000566853 Jy ! Component: 1700 - total flux cleaned = -0.000528969 Jy ! Component: 1750 - total flux cleaned = -0.000522763 Jy ! Component: 1800 - total flux cleaned = -0.00050432 Jy ! Component: 1850 - total flux cleaned = -0.000485936 Jy ! Component: 1900 - total flux cleaned = -0.000455999 Jy ! Component: 1950 - total flux cleaned = -0.000432389 Jy ! Component: 2000 - total flux cleaned = -0.000420615 Jy ! Component: 2050 - total flux cleaned = -0.000385861 Jy ! Component: 2100 - total flux cleaned = -0.000362975 Jy ! Component: 2150 - total flux cleaned = -0.000345999 Jy ! Component: 2200 - total flux cleaned = -0.000312569 Jy ! Component: 2250 - total flux cleaned = -0.000301467 Jy ! Component: 2300 - total flux cleaned = -0.00029058 Jy ! Component: 2350 - total flux cleaned = -0.000274346 Jy ! Component: 2400 - total flux cleaned = -0.000274379 Jy ! Component: 2450 - total flux cleaned = -0.000263876 Jy ! Component: 2500 - total flux cleaned = -0.000242971 Jy ! Component: 2550 - total flux cleaned = -0.000248156 Jy ! Component: 2600 - total flux cleaned = -0.000237878 Jy ! Component: 2650 - total flux cleaned = -0.000237879 Jy ! Component: 2700 - total flux cleaned = -0.000212662 Jy ! Component: 2750 - total flux cleaned = -0.000222656 Jy ! Component: 2800 - total flux cleaned = -0.000192961 Jy ! Component: 2850 - total flux cleaned = -0.000197843 Jy ! Component: 2900 - total flux cleaned = -0.000178328 Jy ! Component: 2950 - total flux cleaned = -0.000178311 Jy ! Component: 3000 - total flux cleaned = -0.000168732 Jy ! Component: 3050 - total flux cleaned = -0.000144967 Jy ! Component: 3100 - total flux cleaned = -0.000144946 Jy ! Component: 3150 - total flux cleaned = -0.000130998 Jy ! Component: 3200 - total flux cleaned = -0.000117139 Jy ! Component: 3250 - total flux cleaned = -0.00011257 Jy ! Component: 3300 - total flux cleaned = -9.88787e-05 Jy ! Component: 3350 - total flux cleaned = -8.97581e-05 Jy ! Component: 3400 - total flux cleaned = -8.07257e-05 Jy ! Component: 3450 - total flux cleaned = -7.17469e-05 Jy ! Component: 3500 - total flux cleaned = -6.28681e-05 Jy ! Component: 3550 - total flux cleaned = -6.73246e-05 Jy ! Component: 3600 - total flux cleaned = -5.41169e-05 Jy ! Component: 3650 - total flux cleaned = -5.41585e-05 Jy ! Component: 3700 - total flux cleaned = -4.11426e-05 Jy ! Component: 3750 - total flux cleaned = -4.5421e-05 Jy ! Component: 3800 - total flux cleaned = -2.3974e-05 Jy ! Component: 3850 - total flux cleaned = -1.54436e-05 Jy ! Component: 3900 - total flux cleaned = -6.99403e-06 Jy ! Component: 3950 - total flux cleaned = 5.61893e-06 Jy ! Component: 4000 - total flux cleaned = 1.40041e-05 Jy ! Component: 4050 - total flux cleaned = 3.06527e-05 Jy ! Total flux subtracted in 4096 components = 4.30742e-05 Jy ! Clean residual min=-0.000252 max=0.000257 Jy/beam ! Clean residual mean=0.000001 rms=0.000072 Jy/beam ! Combined flux in latest and established models = 0.0460051 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 340 components and 0.0460051 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0820+2353_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.731 x 4.11 at 16.28 degrees (North through East) ! Clean map min=-0.00055747 max=0.042839 Jy/beam ! Writing clean map to FITS file: .//J0820+2353_C_map.fits wmodel .//J0820+2353_C_map.mod ! Writing 340 model components to file: .//J0820+2353_C_map.mod wobs .//J0820+2353_C_uvs.fits ! Writing UV FITS file: .//J0820+2353_C_uvs.fits wwins .//J0820+2353_C_map.win ! wwins: Wrote 2 windows to .//J0820+2353_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0428388 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.98957e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.489479 0.489479 0.978958 1.95792 3.91583 7.83166 15.6633 31.3267 62.6533 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 612.896 quit ! Quitting program ! Log file .//J0820+2353_C_dfm.log closed on Mon Jan 20 17:44:02 2020