! Started logfile: /image_prod/ug002_uvm//J1923-2104_S_a_dfm.log on Wed Mar 4 17:37:32 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uvm//J1923-2104_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1923-2104_S_a_uvm.fits ! AN table 1: 8 integrations on 28 of 28 possible baselines. ! AN table 2: 22 integrations on 28 of 28 possible baselines. ! AN table 3: 7 integrations on 3 of 3 possible baselines. ! AN table 4: 8 integrations on 28 of 28 possible baselines. ! AN table 5: 8 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.835752 visibilities/baseline/integration-bin. ! Found source: J1923-2104 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 40 lines of history. ! ! Reading 3282 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1923-2104_S_a] 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 0.500x0.500 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 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 4. ! A total of 5 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 4. ! A total of 5 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 4. ! A total of 5 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.464302Jy sigma=9.393119 ! Fit after self-cal, rms=0.390166Jy sigma=2.395460 ! 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=2.995 mas, bmaj=7.457 mas, bpa=0.7602 degrees ! Estimated noise=2.46464 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 = 0.692898 Jy ! Component: 100 - total flux cleaned = 0.908704 Jy ! Total flux subtracted in 100 components = 0.908704 Jy ! Clean residual min=-0.053233 max=0.100646 Jy/beam ! Clean residual mean=0.000679 rms=0.014674 Jy/beam ! Combined flux in latest and established models = 0.908704 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.908704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.382767Jy sigma=2.190652 ! Fit after self-cal, rms=0.382555Jy sigma=2.189613 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113919 Jy ! Component: 100 - total flux cleaned = 0.178035 Jy ! Total flux subtracted in 100 components = 0.178035 Jy ! Clean residual min=-0.041017 max=0.050184 Jy/beam ! Clean residual mean=0.000462 rms=0.012443 Jy/beam ! Combined flux in latest and established models = 1.08674 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 1.08674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.322452Jy sigma=1.902436 ! Fit after self-cal, rms=0.322235Jy sigma=1.901367 ! 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=3.528 mas, bmaj=8.66 mas, bpa=1.201 degrees ! Estimated noise=2.04404 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 = 0.0594076 Jy ! Component: 100 - total flux cleaned = 0.0924627 Jy ! Component: 150 - total flux cleaned = 0.111741 Jy ! Component: 200 - total flux cleaned = 0.122997 Jy ! Total flux subtracted in 200 components = 0.122997 Jy ! Clean residual min=-0.052343 max=0.059987 Jy/beam ! Clean residual mean=0.000254 rms=0.015116 Jy/beam ! Combined flux in latest and established models = 1.20974 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 1.20974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.304803Jy sigma=1.859063 ! Fit after self-cal, rms=0.304720Jy sigma=1.858610 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.528 x 8.66 at 1.201 degrees (North through East) ! Clean map min=-0.051992 max=0.91999 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.83 HN 1.19 KP 0.90 ! LA 0.94 MK 0.98 NL 0.99 OV 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.86 KP 0.93 LA 0.97 ! MK 1.10 NL 1.03 OV 0.94 SC 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.96 KP 0.98 LA 0.98 ! MK 1.02 NL 2.29 OV 1.40 PT 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.68 FD 0.92 HN 1.18 KP 0.97 ! LA 1.02 NL 0.96 OV 0.88 SC 1.09 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 2.39 FD 0.85 HN 1.20 KP 0.90 ! LA 0.95 MK 0.96 NL 1.05 OV 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.26 FD 0.83 KP 0.96 LA 0.97 ! MK 1.06 NL 1.10 OV 0.85 SC 1.00 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.60 FD 0.97 KP 0.96 LA 0.98 ! MK 0.94 NL 1.41 OV 5.17 PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.86 FD 0.94 HN 1.20 KP 1.01 ! LA 1.01 NL 0.90 OV 0.87 SC 1.09 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.78 FD 0.85 HN 1.13 KP 0.90 ! LA 0.98 MK 0.97 NL 1.05 OV 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.88 KP 0.95 LA 0.96 ! MK 1.07 NL 1.07 OV 0.93 SC 0.97 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.66 FD 0.95 KP 0.99 LA 1.00 ! MK 0.96 NL 1.07 OV 1.65 PT 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.49 FD 0.95 HN 1.19 KP 1.00 ! LA 1.03 NL 0.88 OV 0.87 SC 1.11 ! ! ! Fit before self-cal, rms=0.304720Jy sigma=1.858610 ! Fit after self-cal, rms=0.193616Jy sigma=0.690208 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.535 mas, bmaj=9.075 mas, bpa=2.387 degrees ! Estimated noise=2.0878 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 = 0.000615459 Jy ! Component: 100 - total flux cleaned = -0.000304289 Jy ! Component: 150 - total flux cleaned = -0.000809864 Jy ! Component: 200 - total flux cleaned = -0.00126442 Jy ! Total flux subtracted in 200 components = -0.00126442 Jy ! Clean residual min=-0.014221 max=0.014439 Jy/beam ! Clean residual mean=-0.000013 rms=0.003292 Jy/beam ! Combined flux in latest and established models = 1.20847 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 1.20847 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.192328Jy sigma=0.682791 ! Fit after self-cal, rms=0.193447Jy sigma=0.680943 ! 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. ! ! Fit before self-cal, rms=0.193447Jy sigma=0.680943 ! Fit after self-cal, rms=0.207070Jy sigma=0.628630 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.522 mas, bmaj=9.066 mas, bpa=2.1 degrees ! Estimated noise=2.09873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393666 Jy ! Component: 100 - total flux cleaned = 0.00293391 Jy ! Component: 150 - total flux cleaned = 0.00240031 Jy ! Component: 200 - total flux cleaned = 0.00193317 Jy ! Total flux subtracted in 200 components = 0.00193317 Jy ! Clean residual min=-0.010728 max=0.010833 Jy/beam ! Clean residual mean=-0.000019 rms=0.002782 Jy/beam ! Combined flux in latest and established models = 1.2104 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 1.2104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.205081Jy sigma=0.622105 ! Fit after self-cal, rms=0.205119Jy sigma=0.621589 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000250549 Jy ! Component: 100 - total flux cleaned = 6.54266e-05 Jy ! Component: 150 - total flux cleaned = -0.000263534 Jy ! Component: 200 - total flux cleaned = -0.000404509 Jy ! Total flux subtracted in 200 components = -0.000404509 Jy ! Clean residual min=-0.011059 max=0.010449 Jy/beam ! Clean residual mean=-0.000019 rms=0.002752 Jy/beam ! Combined flux in latest and established models = 1.21 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 65 components and 1.21 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.204363Jy sigma=0.620068 ! Fit after self-cal, rms=0.204381Jy sigma=0.619870 ! 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. ! ! Fit before self-cal, rms=0.204381Jy sigma=0.619870 ! Fit after self-cal, rms=0.137734Jy sigma=0.522188 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.513 mas, bmaj=9.032 mas, bpa=2.049 degrees ! Estimated noise=2.09382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000307285 Jy ! Component: 100 - total flux cleaned = -0.000539726 Jy ! Component: 150 - total flux cleaned = -0.000747033 Jy ! Component: 200 - total flux cleaned = -0.000932776 Jy ! Total flux subtracted in 200 components = -0.000932776 Jy ! Clean residual min=-0.005556 max=0.006950 Jy/beam ! Clean residual mean=-0.000005 rms=0.001381 Jy/beam ! Combined flux in latest and established models = 1.20907 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 71 components and 1.20907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.137493Jy sigma=0.520578 ! Fit after self-cal, rms=0.137486Jy sigma=0.520389 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (4, 17.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695323 Jy ! Component: 100 - total flux cleaned = 0.00815231 Jy ! Component: 150 - total flux cleaned = 0.00804266 Jy ! Component: 200 - total flux cleaned = 0.00803853 Jy ! Total flux subtracted in 200 components = 0.00803853 Jy ! Clean residual min=-0.005106 max=0.005531 Jy/beam ! Clean residual mean=-0.000023 rms=0.001270 Jy/beam ! Combined flux in latest and established models = 1.21711 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 1.21711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.137081Jy sigma=0.516187 ! Fit after self-cal, rms=0.137003Jy sigma=0.515762 ! Inverting map ! Added new window around map position (51.5, 49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00376997 Jy ! Component: 100 - total flux cleaned = 0.00427394 Jy ! Component: 150 - total flux cleaned = 0.00459349 Jy ! Component: 200 - total flux cleaned = 0.004408 Jy ! Total flux subtracted in 200 components = 0.004408 Jy ! Clean residual min=-0.005167 max=0.004672 Jy/beam ! Clean residual mean=-0.000028 rms=0.001202 Jy/beam ! Combined flux in latest and established models = 1.22151 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 115 components and 1.22151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136708Jy sigma=0.513570 ! Fit after self-cal, rms=0.136729Jy sigma=0.513435 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.136729Jy sigma=0.513435 ! Fit after self-cal, rms=0.136826Jy sigma=0.512610 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.778 mas, bmaj=18.26 mas, bpa=9.126 degrees ! Estimated noise=2.62526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245501 Jy ! Component: 100 - total flux cleaned = 0.00304155 Jy ! Component: 150 - total flux cleaned = 0.00329418 Jy ! Component: 200 - total flux cleaned = 0.00340393 Jy ! Total flux subtracted in 200 components = 0.00340393 Jy ! Clean residual min=-0.004244 max=0.004792 Jy/beam ! Clean residual mean=-0.000032 rms=0.001239 Jy/beam ! Combined flux in latest and established models = 1.22492 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 147 components and 1.22492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136757Jy sigma=0.511908 ! Fit after self-cal, rms=0.136715Jy sigma=0.511780 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000499139 Jy ! Component: 100 - total flux cleaned = 0.000718225 Jy ! Component: 150 - total flux cleaned = 0.000719026 Jy ! Component: 200 - total flux cleaned = 0.00076104 Jy ! Total flux subtracted in 200 components = 0.00076104 Jy ! Clean residual min=-0.004188 max=0.004555 Jy/beam ! Clean residual mean=-0.000037 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 1.22568 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 157 components and 1.22568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136682Jy sigma=0.511642 ! Fit after self-cal, rms=0.136675Jy sigma=0.511580 ! 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=3.51 mas, bmaj=9.027 mas, bpa=1.966 degrees ! Estimated noise=2.0939 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.51 x 9.027 at 1.966 degrees (North through East) ! Clean map min=-0.0045222 max=0.94238 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136675Jy sigma=0.511580 ! Fit after self-cal, rms=0.130962Jy sigma=0.469143 ! Inverting map and beam ! Estimated beam: bmin=3.508 mas, bmaj=9.017 mas, bpa=1.947 degrees ! Estimated noise=2.09254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100687 Jy ! Component: 100 - total flux cleaned = 0.00156361 Jy ! Component: 150 - total flux cleaned = 0.00164995 Jy ! Component: 200 - total flux cleaned = 0.00188808 Jy ! Total flux subtracted in 200 components = 0.00188808 Jy ! Clean residual min=-0.004326 max=0.004048 Jy/beam ! Clean residual mean=-0.000012 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 1.22757 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 172 components and 1.22757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.130818Jy sigma=0.468121 ! Fit after self-cal, rms=0.130831Jy sigma=0.468033 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000512394 Jy ! Component: 100 - total flux cleaned = 0.000586392 Jy ! Component: 150 - total flux cleaned = 0.000585592 Jy ! Component: 200 - total flux cleaned = 0.000652923 Jy ! Total flux subtracted in 200 components = 0.000652923 Jy ! Clean residual min=-0.004234 max=0.003955 Jy/beam ! Clean residual mean=-0.000013 rms=0.001090 Jy/beam ! Combined flux in latest and established models = 1.22822 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 178 components and 1.22822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.130736Jy sigma=0.467376 ! Fit after self-cal, rms=0.130746Jy sigma=0.467329 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.130746Jy sigma=0.467329 ! Fit after self-cal, rms=0.130979Jy sigma=0.467189 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=2.958 mas, bmaj=7.772 mas, bpa=1.946 degrees ! Estimated noise=2.48027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.705205 Jy ! Component: 100 - total flux cleaned = 0.934819 Jy ! Component: 150 - total flux cleaned = 1.05521 Jy ! Component: 200 - total flux cleaned = 1.11903 Jy ! Total flux subtracted in 200 components = 1.11903 Jy ! Clean residual min=-0.010138 max=0.030225 Jy/beam ! Clean residual mean=0.000154 rms=0.003242 Jy/beam ! Combined flux in latest and established models = 1.11903 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 25 model components to the UV plane model. ! The established model now contains 25 components and 1.11903 Jy ! Inverting map and beam ! Estimated beam: bmin=3.506 mas, bmaj=9.014 mas, bpa=1.923 degrees ! Estimated noise=2.09301 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 = 0.0430336 Jy ! Component: 100 - total flux cleaned = 0.0645112 Jy ! Component: 150 - total flux cleaned = 0.077003 Jy ! Component: 200 - total flux cleaned = 0.0853754 Jy ! Total flux subtracted in 200 components = 0.0853754 Jy ! Clean residual min=-0.005472 max=0.007597 Jy/beam ! Clean residual mean=0.000051 rms=0.001369 Jy/beam ! Combined flux in latest and established models = 1.2044 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 70 components and 1.2044 Jy ! Inverting map ! Added new window around map position (-2.5, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00760303 Jy ! Component: 100 - total flux cleaned = 0.0127186 Jy ! Component: 150 - total flux cleaned = 0.0146944 Jy ! Component: 200 - total flux cleaned = 0.0158385 Jy ! Total flux subtracted in 200 components = 0.0158385 Jy ! Clean residual min=-0.004467 max=0.004718 Jy/beam ! Clean residual mean=0.000014 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 1.22024 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 1.22024 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.771 mas, bmaj=18.24 mas, bpa=9.072 degrees ! Estimated noise=2.62811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243947 Jy ! Component: 100 - total flux cleaned = 0.00369947 Jy ! Component: 150 - total flux cleaned = 0.00479593 Jy ! Component: 200 - total flux cleaned = 0.00510984 Jy ! Total flux subtracted in 200 components = 0.00510984 Jy ! Clean residual min=-0.004665 max=0.004142 Jy/beam ! Clean residual mean=0.000004 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.22535 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 = 0.000165333 Jy ! Component: 100 - total flux cleaned = 0.000314909 Jy ! Component: 150 - total flux cleaned = 0.00040875 Jy ! Component: 200 - total flux cleaned = 0.000494255 Jy ! Total flux subtracted in 200 components = 0.000494255 Jy ! Clean residual min=-0.004659 max=0.004095 Jy/beam ! Clean residual mean=0.000001 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 1.22584 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 116 components and 1.22584 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.506 mas, bmaj=9.014 mas, bpa=1.923 degrees ! Estimated noise=2.09301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000136245 Jy ! Component: 100 - total flux cleaned = -0.00047355 Jy ! Component: 150 - total flux cleaned = -0.000469671 Jy ! Component: 200 - total flux cleaned = -0.000276167 Jy ! Total flux subtracted in 200 components = -0.000276167 Jy ! Clean residual min=-0.004362 max=0.004498 Jy/beam ! Clean residual mean=0.000001 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 1.22557 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 135 components and 1.22557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.131135Jy sigma=0.467934 ! Fit after self-cal, rms=0.131076Jy sigma=0.467197 wmodel J1923-2104_S_a_map.mod ! Writing 135 model components to file: J1923-2104_S_a_map.mod wobs J1923-2104_S_a_uvs.fits ! Writing UV FITS file: J1923-2104_S_a_uvs.fits wwins J1923-2104_S_a_map.win ! wwins: Wrote 4 windows to J1923-2104_S_a_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 = 0.000221996 Jy ! Component: 100 - total flux cleaned = 0.0011282 Jy ! Component: 150 - total flux cleaned = 0.00199555 Jy ! Component: 200 - total flux cleaned = 0.00220502 Jy ! Component: 250 - total flux cleaned = 0.00240741 Jy ! Component: 300 - total flux cleaned = 0.00253949 Jy ! Component: 350 - total flux cleaned = 0.00279872 Jy ! Component: 400 - total flux cleaned = 0.00311394 Jy ! Component: 450 - total flux cleaned = 0.00336107 Jy ! Component: 500 - total flux cleaned = 0.00354314 Jy ! Component: 550 - total flux cleaned = 0.00354269 Jy ! Component: 600 - total flux cleaned = 0.00342609 Jy ! Component: 650 - total flux cleaned = 0.00342641 Jy ! Component: 700 - total flux cleaned = 0.0034253 Jy ! Component: 750 - total flux cleaned = 0.00325748 Jy ! Component: 800 - total flux cleaned = 0.00336812 Jy ! Component: 850 - total flux cleaned = 0.00347505 Jy ! Component: 900 - total flux cleaned = 0.00331341 Jy ! Component: 950 - total flux cleaned = 0.00331392 Jy ! Component: 1000 - total flux cleaned = 0.00341832 Jy ! Component: 1050 - total flux cleaned = 0.00331478 Jy ! Component: 1100 - total flux cleaned = 0.00336501 Jy ! Component: 1150 - total flux cleaned = 0.00326424 Jy ! Component: 1200 - total flux cleaned = 0.0033138 Jy ! Component: 1250 - total flux cleaned = 0.00331335 Jy ! Component: 1300 - total flux cleaned = 0.00321659 Jy ! Component: 1350 - total flux cleaned = 0.00316882 Jy ! Component: 1400 - total flux cleaned = 0.00326382 Jy ! Component: 1450 - total flux cleaned = 0.00321674 Jy ! Component: 1500 - total flux cleaned = 0.00303067 Jy ! Component: 1550 - total flux cleaned = 0.00289304 Jy ! Component: 1600 - total flux cleaned = 0.00266567 Jy ! Component: 1650 - total flux cleaned = 0.00257627 Jy ! Component: 1700 - total flux cleaned = 0.00248681 Jy ! Component: 1750 - total flux cleaned = 0.0023094 Jy ! Component: 1800 - total flux cleaned = 0.00222144 Jy ! Component: 1850 - total flux cleaned = 0.00204673 Jy ! Component: 1900 - total flux cleaned = 0.0019178 Jy ! Component: 1950 - total flux cleaned = 0.00187482 Jy ! Component: 2000 - total flux cleaned = 0.00170461 Jy ! Component: 2050 - total flux cleaned = 0.00149435 Jy ! Component: 2100 - total flux cleaned = 0.0012858 Jy ! Component: 2150 - total flux cleaned = 0.00107882 Jy ! Component: 2200 - total flux cleaned = 0.00111982 Jy ! Component: 2250 - total flux cleaned = 0.000915971 Jy ! Component: 2300 - total flux cleaned = 0.000714117 Jy ! Component: 2350 - total flux cleaned = 0.000673767 Jy ! Component: 2400 - total flux cleaned = 0.000434956 Jy ! Component: 2450 - total flux cleaned = 0.000356063 Jy ! Component: 2500 - total flux cleaned = 0.000277624 Jy ! Component: 2550 - total flux cleaned = -3.3819e-05 Jy ! Component: 2600 - total flux cleaned = -7.21942e-05 Jy ! Component: 2650 - total flux cleaned = -0.00026387 Jy ! Component: 2700 - total flux cleaned = -0.000225893 Jy ! Component: 2750 - total flux cleaned = -0.000415314 Jy ! Component: 2800 - total flux cleaned = -0.000489848 Jy ! Component: 2850 - total flux cleaned = -0.00030299 Jy ! Component: 2900 - total flux cleaned = -0.000154504 Jy ! Component: 2950 - total flux cleaned = -0.000339153 Jy ! Component: 3000 - total flux cleaned = -0.000192332 Jy ! Component: 3050 - total flux cleaned = -0.000120135 Jy ! Component: 3100 - total flux cleaned = -0.000192462 Jy ! Component: 3150 - total flux cleaned = -0.000120486 Jy ! Component: 3200 - total flux cleaned = -4.9357e-05 Jy ! Component: 3250 - total flux cleaned = -4.95865e-05 Jy ! Component: 3300 - total flux cleaned = 9.14549e-05 Jy ! Component: 3350 - total flux cleaned = 9.12492e-05 Jy ! Component: 3400 - total flux cleaned = 0.000160883 Jy ! Component: 3450 - total flux cleaned = 0.000299283 Jy ! Component: 3500 - total flux cleaned = 0.000264786 Jy ! Component: 3550 - total flux cleaned = 0.00033318 Jy ! Component: 3600 - total flux cleaned = 0.000435141 Jy ! Component: 3650 - total flux cleaned = 0.000603813 Jy ! Component: 3700 - total flux cleaned = 0.000670636 Jy ! Component: 3750 - total flux cleaned = 0.00063727 Jy ! Component: 3800 - total flux cleaned = 0.000769703 Jy ! Component: 3850 - total flux cleaned = 0.000802699 Jy ! Component: 3900 - total flux cleaned = 0.000867965 Jy ! Component: 3950 - total flux cleaned = 0.000965703 Jy ! Component: 4000 - total flux cleaned = 0.00086862 Jy ! Component: 4050 - total flux cleaned = 0.0010938 Jy ! Total flux subtracted in 4096 components = 0.00118996 Jy ! Clean residual min=-0.001811 max=0.001928 Jy/beam ! Clean residual mean=0.000007 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 1.22676 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 405 components and 1.22676 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1923-2104_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.506 x 9.014 at 1.923 degrees (North through East) ! Clean map min=-0.0040227 max=0.94406 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1923-2104_S_a_map.fits wmodel /image_prod/ug002_uvm//J1923-2104_S_a_map.mod ! Writing 405 model components to file: /image_prod/ug002_uvm//J1923-2104_S_a_map.mod wobs /image_prod/ug002_uvm//J1923-2104_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1923-2104_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1923-2104_S_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uvm//J1923-2104_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.94406 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000590799 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.187742 0.187742 0.375484 0.750968 1.50194 3.00387 6.00774 12.0155 24.031 48.0619 96.1239 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.944 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1597.94 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1923-2104_S_a_dfm.log closed on Wed Mar 4 17:37:36 2020