! Started logfile: /vlbi/sb072/temp_maps//J1838-1833_C_dfm.log on Tue Mar 5 23:29:01 2019 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 /vlbi/sb072/temp_maps//J1838-1833_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1838-1833_C_uvm.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! AN table 2: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1838-1833 ! ! 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 4536 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 J1838-1833_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.026545Jy sigma=30.246297 ! Fit after self-cal, rms=0.810658Jy sigma=23.569704 ! 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=1.465 mas, bmaj=3.637 mas, bpa=-6.167 degrees ! Estimated noise=0.608104 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 = 0.142404 Jy ! Component: 100 - total flux cleaned = 0.178213 Jy ! Total flux subtracted in 100 components = 0.178213 Jy ! Clean residual min=-0.008889 max=0.020957 Jy/beam ! Clean residual mean=-0.000076 rms=0.002293 Jy/beam ! Combined flux in latest and established models = 0.178213 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.178213 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=0.071359Jy sigma=1.837713 ! Fit after self-cal, rms=0.070868Jy sigma=1.825624 ! Inverting map ! Added new window around map position (2.4, -6.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0191022 Jy ! Component: 100 - total flux cleaned = 0.0295175 Jy ! Total flux subtracted in 100 components = 0.0295175 Jy ! Clean residual min=-0.006601 max=0.015324 Jy/beam ! Clean residual mean=-0.000050 rms=0.001856 Jy/beam ! Combined flux in latest and established models = 0.207731 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.207731 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=0.064350Jy sigma=1.582225 ! Fit after self-cal, rms=0.064022Jy sigma=1.567558 ! Inverting map ! Added new window around map position (1.5, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114947 Jy ! Component: 100 - total flux cleaned = 0.0182279 Jy ! Total flux subtracted in 100 components = 0.0182279 Jy ! Clean residual min=-0.006231 max=0.010809 Jy/beam ! Clean residual mean=-0.000038 rms=0.001658 Jy/beam ! Combined flux in latest and established models = 0.225959 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 37 components and 0.225959 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=0.061342Jy sigma=1.483844 ! Fit after self-cal, rms=0.061216Jy sigma=1.477396 ! Inverting map ! Added new window around map position (30.3, -40.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00940051 Jy ! Component: 100 - total flux cleaned = 0.013806 Jy ! Total flux subtracted in 100 components = 0.013806 Jy ! Clean residual min=-0.006248 max=0.008300 Jy/beam ! Clean residual mean=-0.000027 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 0.239765 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 51 components and 0.239765 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=0.058999Jy sigma=1.408156 ! Fit after self-cal, rms=0.058933Jy sigma=1.403759 ! 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=1.977 mas, bmaj=4.728 mas, bpa=-3.611 degrees ! Estimated noise=0.394396 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 = 0.00761273 Jy ! Component: 100 - total flux cleaned = 0.0124421 Jy ! Component: 150 - total flux cleaned = 0.0158881 Jy ! Component: 200 - total flux cleaned = 0.0174602 Jy ! Total flux subtracted in 200 components = 0.0174602 Jy ! Clean residual min=-0.005946 max=0.008777 Jy/beam ! Clean residual mean=-0.000044 rms=0.001926 Jy/beam ! Combined flux in latest and established models = 0.257225 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 82 components and 0.257225 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=0.057654Jy sigma=1.370807 ! Fit after self-cal, rms=0.057618Jy sigma=1.367553 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.977 x 4.728 at -3.611 degrees (North through East) ! Clean map min=-0.0059331 max=0.18413 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 0.99 KP 1.04 ! LA 1.12 MK 1.09 NL 1.03 OV 1.06 ! PT 1.08 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.70 FD 0.89 HN 0.89 KP 0.94 ! LA 0.98 NL 1.00 OV 1.00 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.04 KP 1.00 ! LA 1.13 MK 1.05 NL 1.05 OV 1.05 ! PT 1.04 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.56 FD 0.90 HN 0.91 KP 0.92 ! LA 1.00 NL 1.00 OV 0.97 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.06 KP 1.03 ! LA 1.09 MK 1.10 NL 1.09 OV 1.07 ! PT 1.02 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.73 FD 0.90 HN 0.89 KP 0.94 ! LA 1.00 NL 0.97 OV 1.00 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.09 HN 1.04 KP 1.03 ! LA 1.10 MK 1.04 NL 1.07 OV 1.05 ! PT 0.98 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.59 FD 0.91 HN 0.90 KP 0.92 ! LA 0.99 NL 0.85 OV 0.99 PT 0.80 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.01 KP 1.02 ! LA 1.09 MK 1.01 NL 1.04 OV 1.01 ! PT 0.97 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.67 FD 0.91 HN 0.93 KP 0.95 ! LA 1.01 NL 0.97 OV 0.99 PT 0.94 ! SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.99 HN 0.99 KP 1.01 ! LA 1.07 MK 1.02 NL 1.07 OV 1.03 ! PT 0.96 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.65 FD 0.95 HN 0.94 KP 0.96 ! LA 1.00 NL 0.98 OV 0.99 PT 0.91 ! SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.99 KP 0.99 ! LA 1.06 MK 1.00 NL 1.06 OV 1.05 ! PT 0.96 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.67 FD 0.92 HN 0.93 KP 0.94 ! LA 1.00 NL 0.98 OV 1.00 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 HN 0.99 KP 0.98 ! LA 1.04 MK 1.02 NL 1.08 OV 1.03 ! PT 0.97 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.76 FD 0.92 HN 0.93 KP 0.94 ! LA 1.00 NL 0.97 OV 0.98 PT 0.94 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.057618Jy sigma=1.367553 ! Fit after self-cal, rms=0.066317Jy sigma=1.139178 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.975 mas, bmaj=4.762 mas, bpa=-3.636 degrees ! Estimated noise=0.400601 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 = -0.004693 Jy ! Component: 100 - total flux cleaned = -0.00555465 Jy ! Component: 150 - total flux cleaned = -0.00610834 Jy ! Component: 200 - total flux cleaned = -0.00645604 Jy ! Total flux subtracted in 200 components = -0.00645604 Jy ! Clean residual min=-0.004214 max=0.003935 Jy/beam ! Clean residual mean=-0.000004 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.250769 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 104 components and 0.250769 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=0.065624Jy sigma=1.101786 ! Fit after self-cal, rms=0.065529Jy sigma=1.099762 ! 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=0.065529Jy sigma=1.099762 ! Fit after self-cal, rms=0.067574Jy sigma=1.095025 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.974 mas, bmaj=4.77 mas, bpa=-3.761 degrees ! Estimated noise=0.400441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00312078 Jy ! Component: 100 - total flux cleaned = -0.00361603 Jy ! Component: 150 - total flux cleaned = -0.00402312 Jy ! Component: 200 - total flux cleaned = -0.00427886 Jy ! Total flux subtracted in 200 components = -0.00427886 Jy ! Clean residual min=-0.003765 max=0.003547 Jy/beam ! Clean residual mean=0.000000 rms=0.000965 Jy/beam ! Combined flux in latest and established models = 0.24649 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 116 components and 0.24649 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=0.067255Jy sigma=1.075241 ! Fit after self-cal, rms=0.067204Jy sigma=1.074116 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 = -0.000781887 Jy ! Component: 100 - total flux cleaned = -0.00105573 Jy ! Component: 150 - total flux cleaned = -0.0011758 Jy ! Component: 200 - total flux cleaned = -0.00123075 Jy ! Total flux subtracted in 200 components = -0.00123075 Jy ! Clean residual min=-0.003588 max=0.003715 Jy/beam ! Clean residual mean=0.000000 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 0.245259 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 126 components and 0.245259 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=0.067116Jy sigma=1.067886 ! Fit after self-cal, rms=0.067104Jy sigma=1.067618 ! 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=0.067104Jy sigma=1.067618 ! Fit after self-cal, rms=0.069508Jy sigma=1.062443 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.972 mas, bmaj=4.777 mas, bpa=-3.847 degrees ! Estimated noise=0.400747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00213509 Jy ! Component: 100 - total flux cleaned = -0.00252825 Jy ! Component: 150 - total flux cleaned = -0.0027866 Jy ! Component: 200 - total flux cleaned = -0.00295008 Jy ! Total flux subtracted in 200 components = -0.00295008 Jy ! Clean residual min=-0.003551 max=0.003415 Jy/beam ! Clean residual mean=0.000004 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.242309 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.242309 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=0.069391Jy sigma=1.053903 ! Fit after self-cal, rms=0.069369Jy sigma=1.053348 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 = -0.000427283 Jy ! Component: 100 - total flux cleaned = -0.000617383 Jy ! Component: 150 - total flux cleaned = -0.000740285 Jy ! Component: 200 - total flux cleaned = -0.000740675 Jy ! Total flux subtracted in 200 components = -0.000740675 Jy ! Clean residual min=-0.003479 max=0.003516 Jy/beam ! Clean residual mean=0.000004 rms=0.000864 Jy/beam ! Combined flux in latest and established models = 0.241568 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 148 components and 0.241568 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=0.069326Jy sigma=1.050606 ! Fit after self-cal, rms=0.069320Jy sigma=1.050426 ! 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=0.069320Jy sigma=1.050426 ! Fit after self-cal, rms=0.070954Jy sigma=1.048011 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.864 mas, bmaj=7.864 mas, bpa=-8.771 degrees ! Estimated noise=0.479765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00117449 Jy ! Component: 100 - total flux cleaned = -0.00141558 Jy ! Component: 150 - total flux cleaned = -0.00156457 Jy ! Component: 200 - total flux cleaned = -0.00173285 Jy ! Total flux subtracted in 200 components = -0.00173285 Jy ! Clean residual min=-0.004798 max=0.004776 Jy/beam ! Clean residual mean=0.000012 rms=0.001217 Jy/beam ! Combined flux in latest and established models = 0.239836 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 158 components and 0.239836 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=0.070907Jy sigma=1.044543 ! Fit after self-cal, rms=0.070892Jy sigma=1.044225 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 = -0.000412677 Jy ! Component: 100 - total flux cleaned = -0.000517409 Jy ! Component: 150 - total flux cleaned = -0.000546826 Jy ! Component: 200 - total flux cleaned = -0.000576055 Jy ! Total flux subtracted in 200 components = -0.000576055 Jy ! Clean residual min=-0.004674 max=0.004747 Jy/beam ! Clean residual mean=0.000012 rms=0.001208 Jy/beam ! Combined flux in latest and established models = 0.23926 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 171 components and 0.23926 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=0.070878Jy sigma=1.043556 ! Fit after self-cal, rms=0.070874Jy sigma=1.043464 ! 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=1.97 mas, bmaj=4.781 mas, bpa=-3.899 degrees ! Estimated noise=0.400636 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.97 x 4.781 at -3.899 degrees (North through East) ! Clean map min=-0.0035465 max=0.19099 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=1.466 mas, bmaj=3.69 mas, bpa=-6.324 degrees ! Estimated noise=0.618319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.144804 Jy ! Component: 100 - total flux cleaned = 0.181426 Jy ! Component: 150 - total flux cleaned = 0.197314 Jy ! Component: 200 - total flux cleaned = 0.206895 Jy ! Total flux subtracted in 200 components = 0.206895 Jy ! Clean residual min=-0.003661 max=0.005342 Jy/beam ! Clean residual mean=-0.000025 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.206895 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.206895 Jy ! Inverting map and beam ! Estimated beam: bmin=1.97 mas, bmaj=4.781 mas, bpa=-3.899 degrees ! Estimated noise=0.400636 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 = 0.0101933 Jy ! Component: 100 - total flux cleaned = 0.0164094 Jy ! Component: 150 - total flux cleaned = 0.0206342 Jy ! Component: 200 - total flux cleaned = 0.0236795 Jy ! Total flux subtracted in 200 components = 0.0236795 Jy ! Clean residual min=-0.003147 max=0.003902 Jy/beam ! Clean residual mean=-0.000010 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.230574 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 56 components and 0.230574 Jy ! Inverting map ! Added new window around map position (-54, -43.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278764 Jy ! Component: 100 - total flux cleaned = 0.00340289 Jy ! Component: 150 - total flux cleaned = 0.00427534 Jy ! Component: 200 - total flux cleaned = 0.0049628 Jy ! Total flux subtracted in 200 components = 0.0049628 Jy ! Clean residual min=-0.003054 max=0.003634 Jy/beam ! Clean residual mean=0.000001 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.235537 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 87 components and 0.235537 Jy ! Inverting map ! Added new window around map position (58.8, 44.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178017 Jy ! Component: 100 - total flux cleaned = 0.00188268 Jy ! Component: 150 - total flux cleaned = 0.00163316 Jy ! Component: 200 - total flux cleaned = 0.0016288 Jy ! Total flux subtracted in 200 components = 0.0016288 Jy ! Clean residual min=-0.002934 max=0.003184 Jy/beam ! Clean residual mean=0.000007 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.237166 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 107 components and 0.237166 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=3.864 mas, bmaj=7.864 mas, bpa=-8.771 degrees ! Estimated noise=0.479765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148728 Jy ! Component: 100 - total flux cleaned = 0.00158369 Jy ! Component: 150 - total flux cleaned = 0.00166689 Jy ! Component: 200 - total flux cleaned = 0.00166569 Jy ! Total flux subtracted in 200 components = 0.00166569 Jy ! Clean residual min=-0.005200 max=0.004777 Jy/beam ! Clean residual mean=0.000020 rms=0.001197 Jy/beam ! Combined flux in latest and established models = 0.238832 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 = -7.48664e-05 Jy ! Component: 100 - total flux cleaned = -7.53786e-05 Jy ! Component: 150 - total flux cleaned = -0.000143323 Jy ! Component: 200 - total flux cleaned = -0.000143701 Jy ! Total flux subtracted in 200 components = -0.000143701 Jy ! Clean residual min=-0.005239 max=0.004666 Jy/beam ! Clean residual mean=0.000022 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 0.238688 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 131 components and 0.238688 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.97 mas, bmaj=4.781 mas, bpa=-3.899 degrees ! Estimated noise=0.400636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.1441e-05 Jy ! Component: 100 - total flux cleaned = -0.000194071 Jy ! Component: 150 - total flux cleaned = -0.000192588 Jy ! Component: 200 - total flux cleaned = -0.00010367 Jy ! Total flux subtracted in 200 components = -0.00010367 Jy ! Clean residual min=-0.003016 max=0.003296 Jy/beam ! Clean residual mean=0.000013 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.238584 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 155 components and 0.238584 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=0.069501Jy sigma=1.033094 ! Fit after self-cal, rms=0.069448Jy sigma=1.030134 wmodel J1838-1833_C_map.mod ! Writing 155 model components to file: J1838-1833_C_map.mod wobs J1838-1833_C_uvs.fits ! Writing UV FITS file: J1838-1833_C_uvs.fits wwins J1838-1833_C_map.win ! wwins: Wrote 6 windows to J1838-1833_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 = 0.0011225 Jy ! Component: 100 - total flux cleaned = 0.00145354 Jy ! Component: 150 - total flux cleaned = 0.00166737 Jy ! Component: 200 - total flux cleaned = 0.00192669 Jy ! Component: 250 - total flux cleaned = 0.0020781 Jy ! Component: 300 - total flux cleaned = 0.00237644 Jy ! Component: 350 - total flux cleaned = 0.00266956 Jy ! Component: 400 - total flux cleaned = 0.00276552 Jy ! Component: 450 - total flux cleaned = 0.0028607 Jy ! Component: 500 - total flux cleaned = 0.00295515 Jy ! Component: 550 - total flux cleaned = 0.00304854 Jy ! Component: 600 - total flux cleaned = 0.00304915 Jy ! Component: 650 - total flux cleaned = 0.00327687 Jy ! Component: 700 - total flux cleaned = 0.00341194 Jy ! Component: 750 - total flux cleaned = 0.00350072 Jy ! Component: 800 - total flux cleaned = 0.00354467 Jy ! Component: 850 - total flux cleaned = 0.00358877 Jy ! Component: 900 - total flux cleaned = 0.00363269 Jy ! Component: 950 - total flux cleaned = 0.00380625 Jy ! Component: 1000 - total flux cleaned = 0.00380626 Jy ! Component: 1050 - total flux cleaned = 0.00393459 Jy ! Component: 1100 - total flux cleaned = 0.00393499 Jy ! Component: 1150 - total flux cleaned = 0.00414607 Jy ! Component: 1200 - total flux cleaned = 0.0042296 Jy ! Component: 1250 - total flux cleaned = 0.00431305 Jy ! Component: 1300 - total flux cleaned = 0.00443766 Jy ! Component: 1350 - total flux cleaned = 0.00460255 Jy ! Component: 1400 - total flux cleaned = 0.00456119 Jy ! Component: 1450 - total flux cleaned = 0.0046427 Jy ! Component: 1500 - total flux cleaned = 0.0047243 Jy ! Component: 1550 - total flux cleaned = 0.00468408 Jy ! Component: 1600 - total flux cleaned = 0.00480491 Jy ! Component: 1650 - total flux cleaned = 0.00476479 Jy ! Component: 1700 - total flux cleaned = 0.00484459 Jy ! Component: 1750 - total flux cleaned = 0.00492405 Jy ! Component: 1800 - total flux cleaned = 0.00496347 Jy ! Component: 1850 - total flux cleaned = 0.0048846 Jy ! Component: 1900 - total flux cleaned = 0.00496321 Jy ! Component: 1950 - total flux cleaned = 0.00504142 Jy ! Component: 2000 - total flux cleaned = 0.00504155 Jy ! Component: 2050 - total flux cleaned = 0.00511923 Jy ! Component: 2100 - total flux cleaned = 0.00504203 Jy ! Component: 2150 - total flux cleaned = 0.00515712 Jy ! Component: 2200 - total flux cleaned = 0.00511891 Jy ! Component: 2250 - total flux cleaned = 0.00515691 Jy ! Component: 2300 - total flux cleaned = 0.00519499 Jy ! Component: 2350 - total flux cleaned = 0.00530835 Jy ! Component: 2400 - total flux cleaned = 0.00534601 Jy ! Component: 2450 - total flux cleaned = 0.00530866 Jy ! Component: 2500 - total flux cleaned = 0.00530862 Jy ! Component: 2550 - total flux cleaned = 0.00542022 Jy ! Component: 2600 - total flux cleaned = 0.00553137 Jy ! Component: 2650 - total flux cleaned = 0.0055681 Jy ! Component: 2700 - total flux cleaned = 0.00556812 Jy ! Component: 2750 - total flux cleaned = 0.00564123 Jy ! Component: 2800 - total flux cleaned = 0.00560481 Jy ! Component: 2850 - total flux cleaned = 0.00571372 Jy ! Component: 2900 - total flux cleaned = 0.00571357 Jy ! Component: 2950 - total flux cleaned = 0.00578548 Jy ! Component: 3000 - total flux cleaned = 0.00585736 Jy ! Component: 3050 - total flux cleaned = 0.00589341 Jy ! Component: 3100 - total flux cleaned = 0.00596449 Jy ! Component: 3150 - total flux cleaned = 0.00610678 Jy ! Component: 3200 - total flux cleaned = 0.00600057 Jy ! Component: 3250 - total flux cleaned = 0.00617728 Jy ! Component: 3300 - total flux cleaned = 0.00621248 Jy ! Component: 3350 - total flux cleaned = 0.00635268 Jy ! Component: 3400 - total flux cleaned = 0.00649253 Jy ! Component: 3450 - total flux cleaned = 0.00656225 Jy ! Component: 3500 - total flux cleaned = 0.00663174 Jy ! Component: 3550 - total flux cleaned = 0.00677029 Jy ! Component: 3600 - total flux cleaned = 0.00683917 Jy ! Component: 3650 - total flux cleaned = 0.00690805 Jy ! Component: 3700 - total flux cleaned = 0.0069767 Jy ! Component: 3750 - total flux cleaned = 0.00718184 Jy ! Component: 3800 - total flux cleaned = 0.00728424 Jy ! Component: 3850 - total flux cleaned = 0.00742021 Jy ! Component: 3900 - total flux cleaned = 0.00738622 Jy ! Component: 3950 - total flux cleaned = 0.0076903 Jy ! Component: 4000 - total flux cleaned = 0.00765655 Jy ! Component: 4050 - total flux cleaned = 0.00782438 Jy ! Total flux subtracted in 4096 components = 0.00799175 Jy ! Clean residual min=-0.002124 max=0.001787 Jy/beam ! Clean residual mean=0.000017 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.246576 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 468 components and 0.246576 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1838-1833_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.97 x 4.781 at -3.899 degrees (North through East) ! Clean map min=-0.0046843 max=0.19281 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1838-1833_C_map.fits wmodel /vlbi/sb072/temp_maps//J1838-1833_C_map.mod ! Writing 468 model components to file: /vlbi/sb072/temp_maps//J1838-1833_C_map.mod wobs /vlbi/sb072/temp_maps//J1838-1833_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1838-1833_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1838-1833_C_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J1838-1833_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.192806 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000659299 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.02585 1.02585 2.0517 4.1034 8.20681 16.4136 32.8272 65.6544 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.192 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 292.44 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1838-1833_C_dfm.log closed on Tue Mar 5 23:29:06 2019