! Started logfile: /vlbi/sb072/temp_maps//J0921-2618_X_dfm.log on Tue Mar 5 22:54:16 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//J0921-2618_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0921-2618_X_uva.fits ! AN table 1: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.964286 visibilities/baseline/integration-bin. ! Found source: J0921-2618 ! ! 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 85 lines of history. ! ! Reading 1512 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 J0921-2618_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. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.415850Jy sigma=41.619463 ! Fit after self-cal, rms=0.299970Jy sigma=8.446022 ! 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=0.6865 mas, bmaj=1.797 mas, bpa=-9.303 degrees ! Estimated noise=1.08776 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 = 0.680113 Jy ! Component: 100 - total flux cleaned = 0.889027 Jy ! Total flux subtracted in 100 components = 0.889027 Jy ! Clean residual min=-0.066567 max=0.112019 Jy/beam ! Clean residual mean=-0.000208 rms=0.019230 Jy/beam ! Combined flux in latest and established models = 0.889027 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.889027 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=0.284140Jy sigma=8.392412 ! Fit after self-cal, rms=0.284192Jy sigma=8.385129 ! 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=0.9305 mas, bmaj=2.226 mas, bpa=-10.48 degrees ! Estimated noise=0.677402 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 = 0.162037 Jy ! Component: 100 - total flux cleaned = 0.247482 Jy ! Component: 150 - total flux cleaned = 0.294358 Jy ! Component: 200 - total flux cleaned = 0.320097 Jy ! Total flux subtracted in 200 components = 0.320097 Jy ! Clean residual min=-0.064758 max=0.105429 Jy/beam ! Clean residual mean=-0.000205 rms=0.018147 Jy/beam ! Combined flux in latest and established models = 1.20912 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 1.20912 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=0.180704Jy sigma=5.174274 ! Fit after self-cal, rms=0.180177Jy sigma=5.164206 ! Inverting map ! Added new window around map position (-1.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0971547 Jy ! Component: 100 - total flux cleaned = 0.128956 Jy ! Component: 150 - total flux cleaned = 0.131283 Jy ! Component: 200 - total flux cleaned = 0.130379 Jy ! Total flux subtracted in 200 components = 0.130379 Jy ! Clean residual min=-0.048004 max=0.065827 Jy/beam ! Clean residual mean=-0.000071 rms=0.011381 Jy/beam ! Combined flux in latest and established models = 1.3395 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 51 components and 1.3395 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=0.122489Jy sigma=3.357261 ! Fit after self-cal, rms=0.112233Jy sigma=3.051620 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9305 x 2.226 at -10.48 degrees (North through East) ! Clean map min=-0.038346 max=0.85237 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 KP 0.94 LA 1.01 MK 0.97 ! NL 1.12 OV 1.11 PT 0.93 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 0.94 LA 1.01 MK 0.98 ! NL 1.13 OV 1.11 PT 0.92 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 0.94 LA 1.00 MK 0.97 ! NL 1.14 OV 1.11 PT 0.93 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 0.93 LA 1.01 MK 0.98 ! NL 1.14 OV 1.10 PT 0.93 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.93 LA 1.01 MK 0.98 ! NL 1.12 OV 1.11 PT 0.93 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.94 LA 1.01 MK 0.97 ! NL 1.12 OV 1.11 PT 0.92 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.93 LA 1.01 MK 0.97 ! NL 1.12 OV 1.11 PT 0.93 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 0.94 LA 1.00 MK 0.96 ! NL 1.13 OV 1.11 PT 0.92 SC 1.04 ! ! ! Fit before self-cal, rms=0.112233Jy sigma=3.051620 ! Fit after self-cal, rms=0.071227Jy sigma=1.513473 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.93 mas, bmaj=2.226 mas, bpa=-10.98 degrees ! Estimated noise=0.688532 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 (-5.8, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158523 Jy ! Component: 100 - total flux cleaned = 0.0158279 Jy ! Component: 150 - total flux cleaned = 0.0145585 Jy ! Component: 200 - total flux cleaned = 0.0134184 Jy ! Total flux subtracted in 200 components = 0.0134184 Jy ! Clean residual min=-0.017917 max=0.011103 Jy/beam ! Clean residual mean=-0.000008 rms=0.002832 Jy/beam ! Combined flux in latest and established models = 1.35292 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 1.35292 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=0.060416Jy sigma=1.174889 ! Fit after self-cal, rms=0.060308Jy sigma=1.167950 ! 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=0.060308Jy sigma=1.167950 ! Fit after self-cal, rms=0.059469Jy sigma=1.150462 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9277 mas, bmaj=2.222 mas, bpa=-11.12 degrees ! Estimated noise=0.685488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168909 Jy ! Component: 100 - total flux cleaned = 0.000789546 Jy ! Component: 150 - total flux cleaned = 1.40241e-05 Jy ! Component: 200 - total flux cleaned = 0.000238683 Jy ! Total flux subtracted in 200 components = 0.000238683 Jy ! Clean residual min=-0.015436 max=0.009643 Jy/beam ! Clean residual mean=-0.000011 rms=0.002367 Jy/beam ! Combined flux in latest and established models = 1.35316 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 1.35316 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=0.056653Jy sigma=1.052974 ! Fit after self-cal, rms=0.056570Jy sigma=1.050722 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 = 0.00113404 Jy ! Component: 100 - total flux cleaned = 0.00152717 Jy ! Component: 150 - total flux cleaned = 0.00170774 Jy ! Component: 200 - total flux cleaned = 0.001539 Jy ! Total flux subtracted in 200 components = 0.001539 Jy ! Clean residual min=-0.014363 max=0.008647 Jy/beam ! Clean residual mean=-0.000010 rms=0.002221 Jy/beam ! Combined flux in latest and established models = 1.3547 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 95 components and 1.3547 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=0.055289Jy sigma=1.006179 ! Fit after self-cal, rms=0.055227Jy sigma=1.004577 ! 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=0.055227Jy sigma=1.004577 ! Fit after self-cal, rms=0.054822Jy sigma=0.991467 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9264 mas, bmaj=2.22 mas, bpa=-11.17 degrees ! Estimated noise=0.683994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000223896 Jy ! Component: 100 - total flux cleaned = 0.000563316 Jy ! Component: 150 - total flux cleaned = 0.000873349 Jy ! Component: 200 - total flux cleaned = 0.00101747 Jy ! Total flux subtracted in 200 components = 0.00101747 Jy ! Clean residual min=-0.013168 max=0.008074 Jy/beam ! Clean residual mean=-0.000009 rms=0.002048 Jy/beam ! Combined flux in latest and established models = 1.35572 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 1.35572 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=0.053862Jy sigma=0.958544 ! Fit after self-cal, rms=0.053834Jy sigma=0.957859 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 = 0.000564067 Jy ! Component: 100 - total flux cleaned = 0.00056652 Jy ! Component: 150 - total flux cleaned = 0.000441002 Jy ! Component: 200 - total flux cleaned = 0.000317962 Jy ! Total flux subtracted in 200 components = 0.000317962 Jy ! Clean residual min=-0.012360 max=0.007693 Jy/beam ! Clean residual mean=-0.000009 rms=0.001969 Jy/beam ! Combined flux in latest and established models = 1.35603 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 1.35603 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=0.053207Jy sigma=0.935859 ! Fit after self-cal, rms=0.053188Jy sigma=0.935363 ! 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=0.053188Jy sigma=0.935363 ! Fit after self-cal, rms=0.052904Jy sigma=0.926472 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.385 mas, bmaj=5.439 mas, bpa=-11.82 degrees ! Estimated noise=0.880556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000421685 Jy ! Component: 100 - total flux cleaned = -0.000950439 Jy ! Component: 150 - total flux cleaned = -0.00144807 Jy ! Component: 200 - total flux cleaned = -0.00191758 Jy ! Total flux subtracted in 200 components = -0.00191758 Jy ! Clean residual min=-0.010696 max=0.007871 Jy/beam ! Clean residual mean=-0.000021 rms=0.002682 Jy/beam ! Combined flux in latest and established models = 1.35412 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 116 components and 1.35412 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=0.052477Jy sigma=0.914080 ! Fit after self-cal, rms=0.052400Jy sigma=0.911121 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 = -0.00038387 Jy ! Component: 100 - total flux cleaned = -0.000715333 Jy ! Component: 150 - total flux cleaned = -0.00103084 Jy ! Component: 200 - total flux cleaned = -0.00133687 Jy ! Total flux subtracted in 200 components = -0.00133687 Jy ! Clean residual min=-0.009975 max=0.007424 Jy/beam ! Clean residual mean=-0.000023 rms=0.002569 Jy/beam ! Combined flux in latest and established models = 1.35278 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 117 components and 1.35278 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=0.052086Jy sigma=0.902402 ! Fit after self-cal, rms=0.052025Jy sigma=0.900323 ! 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=0.9258 mas, bmaj=2.219 mas, bpa=-11.18 degrees ! Estimated noise=0.682901 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9258 x 2.219 at -11.18 degrees (North through East) ! Clean map min=-0.020976 max=0.86034 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.052025Jy sigma=0.900323 ! Fit after self-cal, rms=0.047623Jy sigma=0.831890 ! Inverting map and beam ! Estimated beam: bmin=0.9256 mas, bmaj=2.218 mas, bpa=-11.17 degrees ! Estimated noise=0.682337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000337404 Jy ! Component: 100 - total flux cleaned = 0.00021521 Jy ! Component: 150 - total flux cleaned = 0.000320205 Jy ! Component: 200 - total flux cleaned = 0.000222666 Jy ! Total flux subtracted in 200 components = 0.000222666 Jy ! Clean residual min=-0.010600 max=0.007077 Jy/beam ! Clean residual mean=-0.000011 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 1.353 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 128 components and 1.353 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=0.047074Jy sigma=0.810979 ! Fit after self-cal, rms=0.047056Jy sigma=0.810497 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000287148 Jy ! Component: 100 - total flux cleaned = 0.000107662 Jy ! Component: 150 - total flux cleaned = 2.4963e-05 Jy ! Component: 200 - total flux cleaned = -0.000135048 Jy ! Total flux subtracted in 200 components = -0.000135048 Jy ! Clean residual min=-0.010058 max=0.006841 Jy/beam ! Clean residual mean=-0.000012 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 1.35287 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 135 components and 1.35287 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=0.046741Jy sigma=0.798727 ! Fit after self-cal, rms=0.046725Jy sigma=0.798078 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.046725Jy sigma=0.798078 ! Fit after self-cal, rms=0.046624Jy sigma=0.796324 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=0.6828 mas, bmaj=1.798 mas, bpa=-9.851 degrees ! Estimated noise=1.08384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.67968 Jy ! Component: 100 - total flux cleaned = 0.899628 Jy ! Component: 150 - total flux cleaned = 1.01041 Jy ! Component: 200 - total flux cleaned = 1.0816 Jy ! Total flux subtracted in 200 components = 1.0816 Jy ! Clean residual min=-0.027298 max=0.046089 Jy/beam ! Clean residual mean=-0.000116 rms=0.008954 Jy/beam ! Combined flux in latest and established models = 1.0816 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 26 model components to the UV plane model. ! The established model now contains 26 components and 1.0816 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9249 mas, bmaj=2.217 mas, bpa=-11.16 degrees ! Estimated noise=0.681338 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 = 0.0920958 Jy ! Component: 100 - total flux cleaned = 0.147567 Jy ! Component: 150 - total flux cleaned = 0.183037 Jy ! Component: 200 - total flux cleaned = 0.206707 Jy ! Total flux subtracted in 200 components = 0.206707 Jy ! Clean residual min=-0.012653 max=0.018934 Jy/beam ! Clean residual mean=-0.000077 rms=0.003919 Jy/beam ! Combined flux in latest and established models = 1.28831 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 63 components and 1.28831 Jy ! Inverting map ! Added new window around map position (1.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197128 Jy ! Component: 100 - total flux cleaned = 0.0330904 Jy ! Component: 150 - total flux cleaned = 0.0430669 Jy ! Component: 200 - total flux cleaned = 0.0506791 Jy ! Total flux subtracted in 200 components = 0.0506791 Jy ! Clean residual min=-0.008441 max=0.006577 Jy/beam ! Clean residual mean=-0.000026 rms=0.001770 Jy/beam ! Combined flux in latest and established models = 1.33899 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 92 components and 1.33899 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=2.383 mas, bmaj=5.434 mas, bpa=-11.79 degrees ! Estimated noise=0.879536 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00809031 Jy ! Component: 100 - total flux cleaned = 0.0114107 Jy ! Component: 150 - total flux cleaned = 0.0120278 Jy ! Component: 200 - total flux cleaned = 0.0122828 Jy ! Total flux subtracted in 200 components = 0.0122828 Jy ! Clean residual min=-0.007331 max=0.006416 Jy/beam ! Clean residual mean=-0.000028 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 1.35127 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 = -0.000120167 Jy ! Component: 100 - total flux cleaned = -0.000121457 Jy ! Component: 150 - total flux cleaned = -0.00021296 Jy ! Component: 200 - total flux cleaned = -0.000211023 Jy ! Total flux subtracted in 200 components = -0.000211023 Jy ! Clean residual min=-0.006926 max=0.005796 Jy/beam ! Clean residual mean=-0.000027 rms=0.002017 Jy/beam ! Combined flux in latest and established models = 1.35106 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 120 components and 1.35106 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9249 mas, bmaj=2.217 mas, bpa=-11.16 degrees ! Estimated noise=0.681338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0016069 Jy ! Component: 100 - total flux cleaned = -0.00253136 Jy ! Component: 150 - total flux cleaned = -0.00254182 Jy ! Component: 200 - total flux cleaned = -0.00241232 Jy ! Total flux subtracted in 200 components = -0.00241232 Jy ! Clean residual min=-0.005430 max=0.004679 Jy/beam ! Clean residual mean=-0.000015 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 1.34865 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 143 components and 1.34865 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=0.044711Jy sigma=0.716223 ! Fit after self-cal, rms=0.044561Jy sigma=0.708696 wmodel J0921-2618_X_map.mod ! Writing 143 model components to file: J0921-2618_X_map.mod wobs J0921-2618_X_uvs.fits ! Writing UV FITS file: J0921-2618_X_uvs.fits wwins J0921-2618_X_map.win ! wwins: Wrote 4 windows to J0921-2618_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 = -0.00208555 Jy ! Component: 100 - total flux cleaned = -0.00269349 Jy ! Component: 150 - total flux cleaned = -0.00317369 Jy ! Component: 200 - total flux cleaned = -0.00355149 Jy ! Component: 250 - total flux cleaned = -0.00384361 Jy ! Component: 300 - total flux cleaned = -0.00417453 Jy ! Component: 350 - total flux cleaned = -0.00443507 Jy ! Component: 400 - total flux cleaned = -0.00473337 Jy ! Component: 450 - total flux cleaned = -0.00501616 Jy ! Component: 500 - total flux cleaned = -0.00519624 Jy ! Component: 550 - total flux cleaned = -0.00519765 Jy ! Component: 600 - total flux cleaned = -0.00528263 Jy ! Component: 650 - total flux cleaned = -0.00524211 Jy ! Component: 700 - total flux cleaned = -0.00524263 Jy ! Component: 750 - total flux cleaned = -0.00531766 Jy ! Component: 800 - total flux cleaned = -0.00542572 Jy ! Component: 850 - total flux cleaned = -0.00546002 Jy ! Component: 900 - total flux cleaned = -0.00549342 Jy ! Component: 950 - total flux cleaned = -0.00555899 Jy ! Component: 1000 - total flux cleaned = -0.00559097 Jy ! Component: 1050 - total flux cleaned = -0.00568284 Jy ! Component: 1100 - total flux cleaned = -0.00565281 Jy ! Component: 1150 - total flux cleaned = -0.00568238 Jy ! Component: 1200 - total flux cleaned = -0.00565367 Jy ! Component: 1250 - total flux cleaned = -0.00554374 Jy ! Component: 1300 - total flux cleaned = -0.00546327 Jy ! Component: 1350 - total flux cleaned = -0.00528072 Jy ! Component: 1400 - total flux cleaned = -0.00520387 Jy ! Component: 1450 - total flux cleaned = -0.00505465 Jy ! Component: 1500 - total flux cleaned = -0.00485993 Jy ! Component: 1550 - total flux cleaned = -0.00478851 Jy ! Component: 1600 - total flux cleaned = -0.00464801 Jy ! Component: 1650 - total flux cleaned = -0.00451074 Jy ! Component: 1700 - total flux cleaned = -0.00439888 Jy ! Component: 1750 - total flux cleaned = -0.00439981 Jy ! Component: 1800 - total flux cleaned = -0.00429203 Jy ! Component: 1850 - total flux cleaned = -0.0043351 Jy ! Component: 1900 - total flux cleaned = -0.00423003 Jy ! Component: 1950 - total flux cleaned = -0.00422952 Jy ! Component: 2000 - total flux cleaned = -0.00408851 Jy ! Component: 2050 - total flux cleaned = -0.00414872 Jy ! Component: 2100 - total flux cleaned = -0.00405078 Jy ! Component: 2150 - total flux cleaned = -0.00399253 Jy ! Component: 2200 - total flux cleaned = -0.00397352 Jy ! Component: 2250 - total flux cleaned = -0.00397348 Jy ! Component: 2300 - total flux cleaned = -0.00388071 Jy ! Component: 2350 - total flux cleaned = -0.00389872 Jy ! Component: 2400 - total flux cleaned = -0.00375456 Jy ! Component: 2450 - total flux cleaned = -0.00368391 Jy ! Component: 2500 - total flux cleaned = -0.00361381 Jy ! Component: 2550 - total flux cleaned = -0.00351011 Jy ! Component: 2600 - total flux cleaned = -0.00337334 Jy ! Component: 2650 - total flux cleaned = -0.00327189 Jy ! Component: 2700 - total flux cleaned = -0.00315498 Jy ! Component: 2750 - total flux cleaned = -0.00312211 Jy ! Component: 2800 - total flux cleaned = -0.00307317 Jy ! Component: 2850 - total flux cleaned = -0.00304053 Jy ! Component: 2900 - total flux cleaned = -0.00296103 Jy ! Component: 2950 - total flux cleaned = -0.00294533 Jy ! Component: 3000 - total flux cleaned = -0.00283659 Jy ! Component: 3050 - total flux cleaned = -0.00280593 Jy ! Component: 3100 - total flux cleaned = -0.00276001 Jy ! Component: 3150 - total flux cleaned = -0.00271459 Jy ! Component: 3200 - total flux cleaned = -0.0026847 Jy ! Component: 3250 - total flux cleaned = -0.00264032 Jy ! Component: 3300 - total flux cleaned = -0.00264031 Jy ! Component: 3350 - total flux cleaned = -0.0026111 Jy ! Component: 3400 - total flux cleaned = -0.00259657 Jy ! Component: 3450 - total flux cleaned = -0.0025104 Jy ! Component: 3500 - total flux cleaned = -0.00249615 Jy ! Component: 3550 - total flux cleaned = -0.00245362 Jy ! Component: 3600 - total flux cleaned = -0.00243949 Jy ! Component: 3650 - total flux cleaned = -0.00242562 Jy ! Component: 3700 - total flux cleaned = -0.00239808 Jy ! Component: 3750 - total flux cleaned = -0.00234325 Jy ! Component: 3800 - total flux cleaned = -0.00239778 Jy ! Component: 3850 - total flux cleaned = -0.0023706 Jy ! Component: 3900 - total flux cleaned = -0.00237068 Jy ! Component: 3950 - total flux cleaned = -0.0024242 Jy ! Component: 4000 - total flux cleaned = -0.00241086 Jy ! Component: 4050 - total flux cleaned = -0.00241091 Jy ! Total flux subtracted in 4096 components = -0.00239777 Jy ! Clean residual min=-0.000714 max=0.000834 Jy/beam ! Clean residual mean=-0.000003 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 1.34625 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 418 components and 1.34625 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0921-2618_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9249 x 2.217 at -11.16 degrees (North through East) ! Clean map min=-0.0046627 max=0.90412 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0921-2618_X_map.fits wmodel /vlbi/sb072/temp_maps//J0921-2618_X_map.mod ! Writing 418 model components to file: /vlbi/sb072/temp_maps//J0921-2618_X_map.mod wobs /vlbi/sb072/temp_maps//J0921-2618_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0921-2618_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0921-2618_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0921-2618_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.904123 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000229474 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0761426 0.0761426 0.152285 0.30457 0.609141 1.21828 2.43656 4.87312 9.74625 19.4925 38.985 77.97 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.904 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3939.98 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0921-2618_X_dfm.log closed on Tue Mar 5 22:54:20 2019