! Started logfile: /vlbi/sb072/temp_maps//J0646-3903_X_dfm.log on Fri Jan 25 19:19:45 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J0646-3903_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0646-3903_X_uvm.fits ! AN table 1: 7 integrations on 28 of 28 possible baselines. ! AN table 2: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0646-3903 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 3136 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0646-3903_X] 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 0.200x0.200 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=1.013985Jy sigma=21.618740 ! Fit after self-cal, rms=0.840814Jy sigma=17.542165 ! 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=0.6263 mas, bmaj=1.938 mas, bpa=-8.928 degrees ! Estimated noise=0.967833 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 = 0.123934 Jy ! Component: 100 - total flux cleaned = 0.151606 Jy ! Total flux subtracted in 100 components = 0.151606 Jy ! Clean residual min=-0.010854 max=0.023534 Jy/beam ! Clean residual mean=-0.000030 rms=0.002402 Jy/beam ! Combined flux in latest and established models = 0.151606 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.151606 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=0.069366Jy sigma=1.260499 ! Fit after self-cal, rms=0.069331Jy sigma=1.260215 ! Inverting map ! Added new window around map position (-0.8, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197825 Jy ! Component: 100 - total flux cleaned = 0.0301534 Jy ! Total flux subtracted in 100 components = 0.0301534 Jy ! Clean residual min=-0.008194 max=0.016313 Jy/beam ! Clean residual mean=-0.000021 rms=0.001835 Jy/beam ! Combined flux in latest and established models = 0.18176 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.18176 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=0.062510Jy sigma=1.034292 ! Fit after self-cal, rms=0.061817Jy sigma=1.008201 ! Inverting map ! Added new window around map position (1.4, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143773 Jy ! Component: 100 - total flux cleaned = 0.0238126 Jy ! Total flux subtracted in 100 components = 0.0238126 Jy ! Clean residual min=-0.007143 max=0.009033 Jy/beam ! Clean residual mean=-0.000014 rms=0.001420 Jy/beam ! Combined flux in latest and established models = 0.205572 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.205572 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=0.056970Jy sigma=0.860595 ! Fit after self-cal, rms=0.056711Jy sigma=0.855163 ! 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=0.8269 mas, bmaj=2.328 mas, bpa=-7.181 degrees ! Estimated noise=0.642048 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 (1.2, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116205 Jy ! Component: 100 - total flux cleaned = 0.0180671 Jy ! Component: 150 - total flux cleaned = 0.0209083 Jy ! Component: 200 - total flux cleaned = 0.0221294 Jy ! Total flux subtracted in 200 components = 0.0221294 Jy ! Clean residual min=-0.007242 max=0.006862 Jy/beam ! Clean residual mean=-0.000019 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 0.227702 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 47 components and 0.227702 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=0.054155Jy sigma=0.778532 ! Fit after self-cal, rms=0.053890Jy sigma=0.772391 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8269 x 2.328 at -7.181 degrees (North through East) ! Clean map min=-0.0063756 max=0.14799 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 KP 0.95 LA 1.12 MK 1.04 ! NL 1.14 OV 0.93 PT 0.97 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HN 1.55 KP 1.00 MK 1.00 ! NL 1.01 OV 0.97 PT 0.99 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 KP 0.91 LA 1.05 MK 1.06 ! NL 1.12 OV 0.90 PT 0.91 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.03 HN 1.50 KP 0.99 MK 1.01 ! NL 1.00 OV 0.95 PT 1.03 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 KP 0.92 LA 1.02 MK 0.94 ! NL 1.08 OV 0.90 PT 0.95 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.07 HN 1.62 KP 1.02 MK 0.99 ! NL 1.05 OV 0.98 PT 1.02 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 KP 0.97 LA 1.11 MK 1.03 ! NL 1.25 OV 0.96 PT 0.94 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 HN 1.71 KP 1.00 MK 1.00 ! NL 0.98 OV 0.98 PT 1.01 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 KP 0.99 LA 1.07 MK 0.97 ! NL 1.13 OV 0.94 PT 0.96 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.05 HN 1.65 KP 0.97 MK 0.98 ! NL 1.06 OV 1.01 PT 1.01 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.03 LA 1.10 MK 1.05 ! NL 1.18 OV 0.97 PT 1.00 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.09 HN 1.37 KP 1.00 MK 0.99 ! NL 1.05 OV 0.97 PT 1.02 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 KP 0.98 LA 1.15 MK 1.08 ! NL 1.12 OV 0.95 PT 1.00 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 HN 1.59 KP 1.05 MK 0.96 ! NL 1.02 OV 0.96 PT 1.03 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 KP 0.96 LA 1.16 MK 1.05 ! NL 1.18 OV 0.96 PT 0.94 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.05 HN 1.50 KP 1.04 MK 0.96 ! NL 0.96 OV 0.97 PT 1.00 SC 0.96 ! ! ! Fit before self-cal, rms=0.053890Jy sigma=0.772391 ! Fit after self-cal, rms=0.061058Jy sigma=0.670825 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8309 mas, bmaj=2.314 mas, bpa=-6.924 degrees ! Estimated noise=0.658002 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 = -0.00100168 Jy ! Component: 100 - total flux cleaned = -0.00173767 Jy ! Component: 150 - total flux cleaned = -0.00203184 Jy ! Component: 200 - total flux cleaned = -0.00222522 Jy ! Total flux subtracted in 200 components = -0.00222522 Jy ! Clean residual min=-0.004252 max=0.003903 Jy/beam ! Clean residual mean=0.000000 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.225477 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.225477 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=0.060624Jy sigma=0.663685 ! Fit after self-cal, rms=0.060723Jy sigma=0.662230 ! 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=0.060723Jy sigma=0.662230 ! Fit after self-cal, rms=0.061243Jy sigma=0.661392 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8327 mas, bmaj=2.316 mas, bpa=-6.867 degrees ! Estimated noise=0.65617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015418 Jy ! Component: 100 - total flux cleaned = -0.00193747 Jy ! Component: 150 - total flux cleaned = -0.00199234 Jy ! Component: 200 - total flux cleaned = -0.00204172 Jy ! Total flux subtracted in 200 components = -0.00204172 Jy ! Clean residual min=-0.004034 max=0.003765 Jy/beam ! Clean residual mean=0.000000 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.223435 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 74 components and 0.223435 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=0.061005Jy sigma=0.658156 ! Fit after self-cal, rms=0.061005Jy sigma=0.657603 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 = -3.76466e-05 Jy ! Component: 100 - total flux cleaned = 1.41611e-05 Jy ! Component: 150 - total flux cleaned = -2.87197e-05 Jy ! Component: 200 - total flux cleaned = -2.89813e-05 Jy ! Total flux subtracted in 200 components = -2.89813e-05 Jy ! Clean residual min=-0.003892 max=0.003678 Jy/beam ! Clean residual mean=-0.000000 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.223406 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 83 components and 0.223406 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=0.060891Jy sigma=0.655691 ! Fit after self-cal, rms=0.060889Jy sigma=0.655439 ! 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=0.060889Jy sigma=0.655439 ! Fit after self-cal, rms=0.061838Jy sigma=0.654680 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8339 mas, bmaj=2.316 mas, bpa=-6.809 degrees ! Estimated noise=0.654849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00159834 Jy ! Component: 100 - total flux cleaned = -0.00178024 Jy ! Component: 150 - total flux cleaned = -0.00186066 Jy ! Component: 200 - total flux cleaned = -0.00193511 Jy ! Total flux subtracted in 200 components = -0.00193511 Jy ! Clean residual min=-0.003703 max=0.003618 Jy/beam ! Clean residual mean=-0.000000 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.221471 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 0.221471 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=0.061705Jy sigma=0.653050 ! Fit after self-cal, rms=0.061717Jy sigma=0.652890 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 = -4.49565e-06 Jy ! Component: 100 - total flux cleaned = 3.25883e-05 Jy ! Component: 150 - total flux cleaned = 3.30538e-05 Jy ! Component: 200 - total flux cleaned = 3.35059e-05 Jy ! Total flux subtracted in 200 components = 3.35059e-05 Jy ! Clean residual min=-0.003641 max=0.003553 Jy/beam ! Clean residual mean=-0.000000 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.221504 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 99 components and 0.221504 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=0.061652Jy sigma=0.651792 ! Fit after self-cal, rms=0.061652Jy sigma=0.651695 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.061652Jy sigma=0.651695 ! Fit after self-cal, rms=0.062400Jy sigma=0.651152 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.277 mas, bmaj=6.754 mas, bpa=-2.862 degrees ! Estimated noise=0.837793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000518109 Jy ! Component: 100 - total flux cleaned = -0.000566982 Jy ! Component: 150 - total flux cleaned = -0.000656722 Jy ! Component: 200 - total flux cleaned = -0.000664757 Jy ! Total flux subtracted in 200 components = -0.000664757 Jy ! Clean residual min=-0.004468 max=0.004012 Jy/beam ! Clean residual mean=-0.000002 rms=0.001081 Jy/beam ! Combined flux in latest and established models = 0.22084 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 105 components and 0.22084 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=0.062327Jy sigma=0.651533 ! Fit after self-cal, rms=0.062318Jy sigma=0.650761 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 = 1.87828e-05 Jy ! Component: 100 - total flux cleaned = 5.42261e-05 Jy ! Component: 150 - total flux cleaned = 5.54763e-05 Jy ! Component: 200 - total flux cleaned = 8.69075e-05 Jy ! Total flux subtracted in 200 components = 8.69075e-05 Jy ! Clean residual min=-0.004379 max=0.003857 Jy/beam ! Clean residual mean=-0.000002 rms=0.001069 Jy/beam ! Combined flux in latest and established models = 0.220926 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 109 components and 0.220926 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=0.062295Jy sigma=0.651526 ! Fit after self-cal, rms=0.062289Jy sigma=0.651275 ! 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=0.8348 mas, bmaj=2.316 mas, bpa=-6.755 degrees ! Estimated noise=0.653635 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8348 x 2.316 at -6.755 degrees (North through East) ! Clean map min=-0.0035518 max=0.1519 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=0.6286 mas, bmaj=1.912 mas, bpa=-8.488 degrees ! Estimated noise=0.996382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.12717 Jy ! Component: 100 - total flux cleaned = 0.160503 Jy ! Component: 150 - total flux cleaned = 0.17642 Jy ! Component: 200 - total flux cleaned = 0.185953 Jy ! Total flux subtracted in 200 components = 0.185953 Jy ! Clean residual min=-0.004338 max=0.005915 Jy/beam ! Clean residual mean=-0.000012 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.185953 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.185953 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8348 mas, bmaj=2.316 mas, bpa=-6.755 degrees ! Estimated noise=0.653635 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 = 0.0128841 Jy ! Component: 100 - total flux cleaned = 0.0204701 Jy ! Component: 150 - total flux cleaned = 0.0252748 Jy ! Component: 200 - total flux cleaned = 0.0283786 Jy ! Total flux subtracted in 200 components = 0.0283786 Jy ! Clean residual min=-0.003511 max=0.003107 Jy/beam ! Clean residual mean=-0.000004 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.214332 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 62 components and 0.214332 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.277 mas, bmaj=6.754 mas, bpa=-2.862 degrees ! Estimated noise=0.837793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371738 Jy ! Component: 100 - total flux cleaned = 0.00538908 Jy ! Component: 150 - total flux cleaned = 0.00583253 Jy ! Component: 200 - total flux cleaned = 0.0059334 Jy ! Total flux subtracted in 200 components = 0.0059334 Jy ! Clean residual min=-0.004452 max=0.003794 Jy/beam ! Clean residual mean=-0.000003 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.220265 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 = 0.000120922 Jy ! Component: 100 - total flux cleaned = 0.000205926 Jy ! Component: 150 - total flux cleaned = 0.000282821 Jy ! Component: 200 - total flux cleaned = 0.000380612 Jy ! Total flux subtracted in 200 components = 0.000380612 Jy ! Clean residual min=-0.004376 max=0.003794 Jy/beam ! Clean residual mean=-0.000003 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.220646 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.220646 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8348 mas, bmaj=2.316 mas, bpa=-6.755 degrees ! Estimated noise=0.653635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000702351 Jy ! Component: 100 - total flux cleaned = -0.000519534 Jy ! Component: 150 - total flux cleaned = -0.000370915 Jy ! Component: 200 - total flux cleaned = -0.000306788 Jy ! Total flux subtracted in 200 components = -0.000306788 Jy ! Clean residual min=-0.003173 max=0.003192 Jy/beam ! Clean residual mean=-0.000001 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.220339 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.220339 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=0.062129Jy sigma=0.649506 ! Fit after self-cal, rms=0.062116Jy sigma=0.649013 wmodel J0646-3903_X_map.mod ! Writing 100 model components to file: J0646-3903_X_map.mod wobs J0646-3903_X_uvs.fits ! Writing UV FITS file: J0646-3903_X_uvs.fits wwins J0646-3903_X_map.win ! wwins: Wrote 4 windows to J0646-3903_X_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 = -5.42619e-05 Jy ! Component: 100 - total flux cleaned = 0.000133042 Jy ! Component: 150 - total flux cleaned = 0.00056503 Jy ! Component: 200 - total flux cleaned = 0.000646411 Jy ! Component: 250 - total flux cleaned = 0.000536813 Jy ! Component: 300 - total flux cleaned = 0.000431085 Jy ! Component: 350 - total flux cleaned = 0.000159115 Jy ! Component: 400 - total flux cleaned = 6.07892e-05 Jy ! Component: 450 - total flux cleaned = -2.80982e-06 Jy ! Component: 500 - total flux cleaned = -0.000186053 Jy ! Component: 550 - total flux cleaned = -0.000273828 Jy ! Component: 600 - total flux cleaned = -0.000331254 Jy ! Component: 650 - total flux cleaned = -0.00030294 Jy ! Component: 700 - total flux cleaned = -0.000330137 Jy ! Component: 750 - total flux cleaned = -0.000275678 Jy ! Component: 800 - total flux cleaned = -0.000301483 Jy ! Component: 850 - total flux cleaned = -0.000197298 Jy ! Component: 900 - total flux cleaned = -0.000146461 Jy ! Component: 950 - total flux cleaned = -9.67408e-05 Jy ! Component: 1000 - total flux cleaned = -7.21183e-05 Jy ! Component: 1050 - total flux cleaned = -2.43875e-05 Jy ! Component: 1100 - total flux cleaned = 4.65055e-05 Jy ! Component: 1150 - total flux cleaned = 6.97764e-05 Jy ! Component: 1200 - total flux cleaned = 9.33284e-05 Jy ! Component: 1250 - total flux cleaned = 0.000251499 Jy ! Component: 1300 - total flux cleaned = 0.000229001 Jy ! Component: 1350 - total flux cleaned = 0.000383317 Jy ! Component: 1400 - total flux cleaned = 0.000513482 Jy ! Component: 1450 - total flux cleaned = 0.00053507 Jy ! Component: 1500 - total flux cleaned = 0.00059845 Jy ! Component: 1550 - total flux cleaned = 0.000619339 Jy ! Component: 1600 - total flux cleaned = 0.000722944 Jy ! Component: 1650 - total flux cleaned = 0.000784311 Jy ! Component: 1700 - total flux cleaned = 0.000783914 Jy ! Component: 1750 - total flux cleaned = 0.000863876 Jy ! Component: 1800 - total flux cleaned = 0.000824166 Jy ! Component: 1850 - total flux cleaned = 0.000941819 Jy ! Component: 1900 - total flux cleaned = 0.000999775 Jy ! Component: 1950 - total flux cleaned = 0.00103847 Jy ! Component: 2000 - total flux cleaned = 0.00107674 Jy ! Component: 2050 - total flux cleaned = 0.00111473 Jy ! Component: 2100 - total flux cleaned = 0.00118979 Jy ! Component: 2150 - total flux cleaned = 0.0013381 Jy ! Component: 2200 - total flux cleaned = 0.00135647 Jy ! Component: 2250 - total flux cleaned = 0.00142928 Jy ! Component: 2300 - total flux cleaned = 0.00151962 Jy ! Component: 2350 - total flux cleaned = 0.00153753 Jy ! Component: 2400 - total flux cleaned = 0.00166194 Jy ! Component: 2450 - total flux cleaned = 0.00166184 Jy ! Component: 2500 - total flux cleaned = 0.00174943 Jy ! Component: 2550 - total flux cleaned = 0.00178394 Jy ! Component: 2600 - total flux cleaned = 0.00181832 Jy ! Component: 2650 - total flux cleaned = 0.00183552 Jy ! Component: 2700 - total flux cleaned = 0.00186959 Jy ! Component: 2750 - total flux cleaned = 0.00190332 Jy ! Component: 2800 - total flux cleaned = 0.00190359 Jy ! Component: 2850 - total flux cleaned = 0.00193683 Jy ! Component: 2900 - total flux cleaned = 0.0019534 Jy ! Component: 2950 - total flux cleaned = 0.00200265 Jy ! Component: 3000 - total flux cleaned = 0.0020515 Jy ! Component: 3050 - total flux cleaned = 0.00208382 Jy ! Component: 3100 - total flux cleaned = 0.0021159 Jy ! Component: 3150 - total flux cleaned = 0.00211609 Jy ! Component: 3200 - total flux cleaned = 0.00216376 Jy ! Component: 3250 - total flux cleaned = 0.00219529 Jy ! Component: 3300 - total flux cleaned = 0.00214824 Jy ! Component: 3350 - total flux cleaned = 0.00217952 Jy ! Component: 3400 - total flux cleaned = 0.00227267 Jy ! Component: 3450 - total flux cleaned = 0.00222625 Jy ! Component: 3500 - total flux cleaned = 0.00227251 Jy ! Component: 3550 - total flux cleaned = 0.00233376 Jy ! Component: 3600 - total flux cleaned = 0.00236411 Jy ! Component: 3650 - total flux cleaned = 0.00243967 Jy ! Component: 3700 - total flux cleaned = 0.00243968 Jy ! Component: 3750 - total flux cleaned = 0.00246965 Jy ! Component: 3800 - total flux cleaned = 0.00255854 Jy ! Component: 3850 - total flux cleaned = 0.00258807 Jy ! Component: 3900 - total flux cleaned = 0.00254405 Jy ! Component: 3950 - total flux cleaned = 0.00257333 Jy ! Component: 4000 - total flux cleaned = 0.00266035 Jy ! Component: 4050 - total flux cleaned = 0.00266028 Jy ! Total flux subtracted in 4096 components = 0.00271768 Jy ! Clean residual min=-0.000923 max=0.000992 Jy/beam ! Clean residual mean=0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.223056 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 394 components and 0.223056 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0646-3903_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8348 x 2.316 at -6.755 degrees (North through East) ! Clean map min=-0.0015898 max=0.15123 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0646-3903_X_map.fits wmodel /vlbi/sb072/temp_maps//J0646-3903_X_map.mod ! Writing 394 model components to file: /vlbi/sb072/temp_maps//J0646-3903_X_map.mod wobs /vlbi/sb072/temp_maps//J0646-3903_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0646-3903_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0646-3903_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0646-3903_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.151225 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00025447 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.504816 0.504816 1.00963 2.01927 4.03853 8.07706 16.1541 32.3083 64.6165 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.151 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 594.275 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0646-3903_X_dfm.log closed on Fri Jan 25 19:19:49 2019