! Started logfile: /scr/pima/rv123_uvs/J0538-4405_X_dfm.log on Sun Dec 23 00:40:38 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.36575 obs /scr/pima/rv123_uvs/J0538-4405_X_uva.fits ! Reading UV FITS file: /scr/pima/rv123_uvs/J0538-4405_X_uva.fits ! AN table 1: 3 integrations on 15 of 15 possible baselines. ! AN table 2: 2 integrations on 10 of 10 possible baselines. ! AN table 3: 5 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.871429 visibilities/baseline/integration-bin. ! Found source: J0538-4405 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.36575e+09 8e+06 1 8e+06 ! 02 2 8.44575e+09 8e+06 1 8e+06 ! 03 3 8.80575e+09 8e+06 1 8e+06 ! 04 4 8.92575e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 89 lines of history. ! ! Reading 488 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J0538-4405_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 6 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.630934Jy sigma=19.766282 ! Fit after self-cal, rms=1.680598Jy sigma=12.861985 ! 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 ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.6839 mas, bmaj=1.838 mas, bpa=-15.85 degrees ! Estimated noise=5.59884 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 = 1.51266 Jy ! Component: 100 - total flux cleaned = 2.09781 Jy ! Total flux subtracted in 100 components = 2.09781 Jy ! Clean residual min=-0.161499 max=0.316192 Jy/beam ! Clean residual mean=-0.000668 rms=0.046693 Jy/beam ! Combined flux in latest and established models = 2.09781 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 2.09781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.843751Jy sigma=6.233279 ! Fit after self-cal, rms=0.841277Jy sigma=6.229639 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Added new window around map position (0.8, -4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.352172 Jy ! Component: 100 - total flux cleaned = 0.57412 Jy ! Total flux subtracted in 100 components = 0.57412 Jy ! Clean residual min=-0.095281 max=0.155670 Jy/beam ! Clean residual mean=-0.000030 rms=0.024982 Jy/beam ! Combined flux in latest and established models = 2.67193 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 2.67193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.476356Jy sigma=3.365500 ! Fit after self-cal, rms=0.472910Jy sigma=3.350128 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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 ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.8868 mas, bmaj=2.399 mas, bpa=-16.66 degrees ! Estimated noise=4.73124 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 = 0.252895 Jy ! Component: 100 - total flux cleaned = 0.364018 Jy ! Component: 150 - total flux cleaned = 0.416119 Jy ! Component: 200 - total flux cleaned = 0.440862 Jy ! Total flux subtracted in 200 components = 0.440862 Jy ! Clean residual min=-0.109049 max=0.081780 Jy/beam ! Clean residual mean=0.001384 rms=0.028865 Jy/beam ! Combined flux in latest and established models = 3.11279 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 3.11279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.324898Jy sigma=2.233956 ! Fit after self-cal, rms=0.317996Jy sigma=2.217473 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8868 x 2.399 at -16.66 degrees (North through East) ! Clean map min=-0.10537 max=2.0214 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 KP 0.98 LA 0.96 MK 0.97 ! OV 0.93 YG 0.76 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.03 KP 1.04 LA 0.98 PT 0.83 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.04 KP 1.07 LA 0.98 MK 0.97 ! OV 0.98 PT 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 KP 0.99 LA 0.97 MK 0.98 ! OV 0.96 YG 0.71 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 KP 1.04 LA 0.99 PT 0.84 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 KP 1.09 LA 1.01 MK 0.98 ! OV 0.98 PT 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 KP 1.00 LA 1.00 MK 1.03 ! OV 0.95 YG 0.81 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.03 KP 1.06 LA 1.01 PT 0.86 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.06 KP 1.08 LA 1.03 MK 1.04 ! OV 0.97 PT 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.31 KP 1.00 LA 1.00 MK 1.05 ! OV 0.95 YG 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.08 KP 1.07 LA 1.01 PT 0.83 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.08 KP 1.10 LA 0.97 MK 1.01 ! OV 0.99 PT 0.93 ! ! ! Fit before self-cal, rms=0.317996Jy sigma=2.217473 ! Fit after self-cal, rms=0.175067Jy sigma=1.186419 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.8852 mas, bmaj=2.288 mas, bpa=-17.66 degrees ! Estimated noise=4.72545 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 = -0.00641783 Jy ! Component: 100 - total flux cleaned = -0.00532909 Jy ! Component: 150 - total flux cleaned = -0.00444025 Jy ! Component: 200 - total flux cleaned = -0.00482446 Jy ! Total flux subtracted in 200 components = -0.00482446 Jy ! Clean residual min=-0.038643 max=0.048587 Jy/beam ! Clean residual mean=0.000759 rms=0.011715 Jy/beam ! Combined flux in latest and established models = 3.10797 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 50 components and 3.10797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171485Jy sigma=1.164667 ! Fit after self-cal, rms=0.171253Jy sigma=1.161724 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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. ! ! Fit before self-cal, rms=0.171253Jy sigma=1.161724 ! Fit after self-cal, rms=0.170856Jy sigma=1.159450 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.8858 mas, bmaj=2.289 mas, bpa=-17.63 degrees ! Estimated noise=4.73274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00284611 Jy ! Component: 100 - total flux cleaned = -0.00243628 Jy ! Component: 150 - total flux cleaned = -0.00242764 Jy ! Component: 200 - total flux cleaned = -0.00244455 Jy ! Total flux subtracted in 200 components = -0.00244455 Jy ! Clean residual min=-0.037252 max=0.047766 Jy/beam ! Clean residual mean=0.000767 rms=0.011638 Jy/beam ! Combined flux in latest and established models = 3.10553 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 50 components and 3.10553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168736Jy sigma=1.146879 ! Fit after self-cal, rms=0.168550Jy sigma=1.145247 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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 = -0.00176353 Jy ! Component: 100 - total flux cleaned = -0.00205865 Jy ! Component: 150 - total flux cleaned = -0.00178608 Jy ! Component: 200 - total flux cleaned = -0.00181037 Jy ! Total flux subtracted in 200 components = -0.00181037 Jy ! Clean residual min=-0.036786 max=0.047326 Jy/beam ! Clean residual mean=0.000768 rms=0.011559 Jy/beam ! Combined flux in latest and established models = 3.10372 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 51 components and 3.10372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167665Jy sigma=1.138552 ! Fit after self-cal, rms=0.167614Jy sigma=1.137840 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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. ! ! Fit before self-cal, rms=0.167614Jy sigma=1.137840 ! Fit after self-cal, rms=0.122206Jy sigma=0.810711 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.8837 mas, bmaj=2.279 mas, bpa=-17.74 degrees ! Estimated noise=4.72603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00329452 Jy ! Component: 100 - total flux cleaned = -0.0032828 Jy ! Component: 150 - total flux cleaned = -0.00328267 Jy ! Component: 200 - total flux cleaned = -0.00329041 Jy ! Total flux subtracted in 200 components = -0.00329041 Jy ! Clean residual min=-0.018096 max=0.027489 Jy/beam ! Clean residual mean=-0.000043 rms=0.005127 Jy/beam ! Combined flux in latest and established models = 3.10043 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 52 components and 3.10042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120852Jy sigma=0.799085 ! Fit after self-cal, rms=0.120757Jy sigma=0.798031 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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 (2.2, 12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229412 Jy ! Component: 100 - total flux cleaned = 0.0238766 Jy ! Component: 150 - total flux cleaned = 0.0242021 Jy ! Component: 200 - total flux cleaned = 0.0245122 Jy ! Total flux subtracted in 200 components = 0.0245122 Jy ! Clean residual min=-0.016523 max=0.021198 Jy/beam ! Clean residual mean=-0.000049 rms=0.004342 Jy/beam ! Combined flux in latest and established models = 3.12494 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 3.12494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115954Jy sigma=0.752295 ! Fit after self-cal, rms=0.115158Jy sigma=0.745838 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Added new window around map position (3.6, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102846 Jy ! Component: 100 - total flux cleaned = 0.0087219 Jy ! Component: 150 - total flux cleaned = 0.00905909 Jy ! Component: 200 - total flux cleaned = 0.00936957 Jy ! Total flux subtracted in 200 components = 0.00936957 Jy ! Clean residual min=-0.014519 max=0.017819 Jy/beam ! Clean residual mean=-0.000039 rms=0.003730 Jy/beam ! Combined flux in latest and established models = 3.13431 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 3.13431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112183Jy sigma=0.715407 ! Fit after self-cal, rms=0.111835Jy sigma=0.711644 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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. ! ! Fit before self-cal, rms=0.111835Jy sigma=0.711644 ! Fit after self-cal, rms=0.110171Jy sigma=0.701724 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=3.329 mas, bmaj=10.53 mas, bpa=-4.235 degrees ! Estimated noise=6.45384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00896683 Jy ! Component: 100 - total flux cleaned = 0.0111836 Jy ! Component: 150 - total flux cleaned = 0.0111802 Jy ! Component: 200 - total flux cleaned = 0.0112885 Jy ! Total flux subtracted in 200 components = 0.0112885 Jy ! Clean residual min=-0.012343 max=0.012159 Jy/beam ! Clean residual mean=-0.000083 rms=0.003783 Jy/beam ! Combined flux in latest and established models = 3.14559 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 91 components and 3.14559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109436Jy sigma=0.696238 ! Fit after self-cal, rms=0.109125Jy sigma=0.694526 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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 = 0.00182245 Jy ! Component: 100 - total flux cleaned = 0.00183871 Jy ! Component: 150 - total flux cleaned = 0.00165882 Jy ! Component: 200 - total flux cleaned = 0.00157211 Jy ! Total flux subtracted in 200 components = 0.00157211 Jy ! Clean residual min=-0.012341 max=0.011574 Jy/beam ! Clean residual mean=-0.000080 rms=0.003703 Jy/beam ! Combined flux in latest and established models = 3.14717 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 98 components and 3.14717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108872Jy sigma=0.691844 ! Fit after self-cal, rms=0.108800Jy sigma=0.691445 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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 ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.8814 mas, bmaj=2.27 mas, bpa=-17.89 degrees ! Estimated noise=4.71488 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8814 x 2.27 at -17.89 degrees (North through East) ! Clean map min=-0.031392 max=2.0138 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. ! ! Fit before self-cal, rms=0.108800Jy sigma=0.691445 ! Fit after self-cal, rms=0.100496Jy sigma=0.587311 ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.8812 mas, bmaj=2.267 mas, bpa=-17.91 degrees ! Estimated noise=4.71431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00549526 Jy ! Component: 100 - total flux cleaned = 0.00572658 Jy ! Component: 150 - total flux cleaned = 0.00572739 Jy ! Component: 200 - total flux cleaned = 0.00591167 Jy ! Total flux subtracted in 200 components = 0.00591167 Jy ! Clean residual min=-0.012764 max=0.015188 Jy/beam ! Clean residual mean=-0.000053 rms=0.003106 Jy/beam ! Combined flux in latest and established models = 3.15308 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 110 components and 3.15308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099405Jy sigma=0.577769 ! Fit after self-cal, rms=0.099381Jy sigma=0.576892 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Added new window around map position (-3.4, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00598653 Jy ! Component: 100 - total flux cleaned = 0.00533194 Jy ! Component: 150 - total flux cleaned = 0.00443716 Jy ! Component: 200 - total flux cleaned = 0.00370862 Jy ! Total flux subtracted in 200 components = 0.00370862 Jy ! Clean residual min=-0.010882 max=0.009527 Jy/beam ! Clean residual mean=-0.000049 rms=0.002717 Jy/beam ! Combined flux in latest and established models = 3.15679 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 120 components and 3.15679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096920Jy sigma=0.548310 ! Fit after self-cal, rms=0.096814Jy sigma=0.547000 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096814Jy sigma=0.547000 ! Fit after self-cal, rms=0.096494Jy sigma=0.543258 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 ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.68 mas, bmaj=1.726 mas, bpa=-17.36 degrees ! Estimated noise=5.63544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.53065 Jy ! Component: 100 - total flux cleaned = 2.11995 Jy ! Component: 150 - total flux cleaned = 2.47243 Jy ! Component: 200 - total flux cleaned = 2.69672 Jy ! Total flux subtracted in 200 components = 2.69672 Jy ! Clean residual min=-0.063588 max=0.135656 Jy/beam ! Clean residual mean=-0.000451 rms=0.018998 Jy/beam ! Combined flux in latest and established models = 2.69672 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 27 model components to the UV plane model. ! The established model now contains 27 components and 2.69672 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.88 mas, bmaj=2.27 mas, bpa=-17.97 degrees ! Estimated noise=4.70699 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 = 0.229501 Jy ! Component: 100 - total flux cleaned = 0.329149 Jy ! Component: 150 - total flux cleaned = 0.383636 Jy ! Component: 200 - total flux cleaned = 0.417752 Jy ! Total flux subtracted in 200 components = 0.417752 Jy ! Clean residual min=-0.017097 max=0.022205 Jy/beam ! Clean residual mean=-0.000041 rms=0.004692 Jy/beam ! Combined flux in latest and established models = 3.11447 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 46 components and 3.11447 Jy ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Added new window around map position (0.8, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227792 Jy ! Component: 100 - total flux cleaned = 0.0357387 Jy ! Component: 150 - total flux cleaned = 0.0414482 Jy ! Component: 200 - total flux cleaned = 0.0443335 Jy ! Total flux subtracted in 200 components = 0.0443335 Jy ! Clean residual min=-0.011520 max=0.009857 Jy/beam ! Clean residual mean=-0.000031 rms=0.002805 Jy/beam ! Combined flux in latest and established models = 3.15881 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 74 components and 3.15881 Jy ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec 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 ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=3.324 mas, bmaj=10.5 mas, bpa=-4.262 degrees ! Estimated noise=6.45568 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00624151 Jy ! Component: 100 - total flux cleaned = 0.00722498 Jy ! Component: 150 - total flux cleaned = 0.00735311 Jy ! Component: 200 - total flux cleaned = 0.00747256 Jy ! Total flux subtracted in 200 components = 0.00747256 Jy ! Clean residual min=-0.010134 max=0.010188 Jy/beam ! Clean residual mean=-0.000060 rms=0.003016 Jy/beam ! Combined flux in latest and established models = 3.16628 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 = -0.000114441 Jy ! Component: 100 - total flux cleaned = -0.000211941 Jy ! Component: 150 - total flux cleaned = -0.000308886 Jy ! Component: 200 - total flux cleaned = -0.000400203 Jy ! Total flux subtracted in 200 components = -0.000400203 Jy ! Clean residual min=-0.010195 max=0.010025 Jy/beam ! Clean residual mean=-0.000063 rms=0.003000 Jy/beam ! Combined flux in latest and established models = 3.16588 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 3.16588 Jy ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! Estimated beam: bmin=0.88 mas, bmaj=2.27 mas, bpa=-17.97 degrees ! Estimated noise=4.70699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00062232 Jy ! Component: 100 - total flux cleaned = -0.000867197 Jy ! Component: 150 - total flux cleaned = -0.000657997 Jy ! Component: 200 - total flux cleaned = -0.000662679 Jy ! Total flux subtracted in 200 components = -0.000662679 Jy ! Clean residual min=-0.010055 max=0.009815 Jy/beam ! Clean residual mean=-0.000036 rms=0.002526 Jy/beam ! Combined flux in latest and established models = 3.16522 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 114 components and 3.16522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158867Jy sigma=0.718674 ! Fit after self-cal, rms=0.107876Jy sigma=0.563324 wmodel J0538-4405_X_map.mod ! Writing 114 model components to file: J0538-4405_X_map.mod wobs J0538-4405_X_uvs.fits ! Writing UV FITS file: J0538-4405_X_uvs.fits wwins J0538-4405_X_map.win ! wwins: Wrote 6 windows to J0538-4405_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00469348 Jy ! Component: 100 - total flux cleaned = -0.00816946 Jy ! Component: 150 - total flux cleaned = -0.0117272 Jy ! Component: 200 - total flux cleaned = -0.0141678 Jy ! Component: 250 - total flux cleaned = -0.0160534 Jy ! Component: 300 - total flux cleaned = -0.0175913 Jy ! Component: 350 - total flux cleaned = -0.018672 Jy ! Component: 400 - total flux cleaned = -0.0194543 Jy ! Component: 450 - total flux cleaned = -0.0197061 Jy ! Component: 500 - total flux cleaned = -0.0199517 Jy ! Component: 550 - total flux cleaned = -0.0201878 Jy ! Component: 600 - total flux cleaned = -0.0209984 Jy ! Component: 650 - total flux cleaned = -0.0213367 Jy ! Component: 700 - total flux cleaned = -0.0216701 Jy ! Component: 750 - total flux cleaned = -0.0224287 Jy ! Component: 800 - total flux cleaned = -0.0228517 Jy ! Component: 850 - total flux cleaned = -0.0235753 Jy ! Component: 900 - total flux cleaned = -0.0239806 Jy ! Component: 950 - total flux cleaned = -0.0244774 Jy ! Component: 1000 - total flux cleaned = -0.0248684 Jy ! Component: 1050 - total flux cleaned = -0.0254368 Jy ! Component: 1100 - total flux cleaned = -0.0258079 Jy ! Component: 1150 - total flux cleaned = -0.0260812 Jy ! Component: 1200 - total flux cleaned = -0.026532 Jy ! Component: 1250 - total flux cleaned = -0.0272354 Jy ! Component: 1300 - total flux cleaned = -0.0277545 Jy ! Component: 1350 - total flux cleaned = -0.0286024 Jy ! Component: 1400 - total flux cleaned = -0.0291036 Jy ! Component: 1450 - total flux cleaned = -0.0299259 Jy ! Component: 1500 - total flux cleaned = -0.0306551 Jy ! Component: 1550 - total flux cleaned = -0.0316908 Jy ! Component: 1600 - total flux cleaned = -0.03224 Jy ! Component: 1650 - total flux cleaned = -0.0330914 Jy ! Component: 1700 - total flux cleaned = -0.033931 Jy ! Component: 1750 - total flux cleaned = -0.0347575 Jy ! Component: 1800 - total flux cleaned = -0.0355711 Jy ! Component: 1850 - total flux cleaned = -0.0360835 Jy ! Component: 1900 - total flux cleaned = -0.0370209 Jy ! Component: 1950 - total flux cleaned = -0.0375898 Jy ! Component: 2000 - total flux cleaned = -0.0380811 Jy ! Component: 2050 - total flux cleaned = -0.0384967 Jy ! Component: 2100 - total flux cleaned = -0.0388393 Jy ! Component: 2150 - total flux cleaned = -0.039381 Jy ! Component: 2200 - total flux cleaned = -0.0397162 Jy ! Component: 2250 - total flux cleaned = -0.0401811 Jy ! Component: 2300 - total flux cleaned = -0.0405754 Jy ! Component: 2350 - total flux cleaned = -0.0412899 Jy ! Component: 2400 - total flux cleaned = -0.0417398 Jy ! Component: 2450 - total flux cleaned = -0.0419951 Jy ! Component: 2500 - total flux cleaned = -0.0426276 Jy ! Component: 2550 - total flux cleaned = -0.0431911 Jy ! Component: 2600 - total flux cleaned = -0.0436248 Jy ! Component: 2650 - total flux cleaned = -0.0440544 Jy ! Component: 2700 - total flux cleaned = -0.0444816 Jy ! Component: 2750 - total flux cleaned = -0.0450856 Jy ! Component: 2800 - total flux cleaned = -0.0456234 Jy ! Component: 2850 - total flux cleaned = -0.0458604 Jy ! Component: 2900 - total flux cleaned = -0.0463321 Jy ! Component: 2950 - total flux cleaned = -0.0466833 Jy ! Component: 3000 - total flux cleaned = -0.0470895 Jy ! Component: 3050 - total flux cleaned = -0.047492 Jy ! Component: 3100 - total flux cleaned = -0.0478916 Jy ! Component: 3150 - total flux cleaned = -0.048175 Jy ! Component: 3200 - total flux cleaned = -0.0482315 Jy ! Component: 3250 - total flux cleaned = -0.0484552 Jy ! Component: 3300 - total flux cleaned = -0.0487879 Jy ! Component: 3350 - total flux cleaned = -0.0489532 Jy ! Component: 3400 - total flux cleaned = -0.0490628 Jy ! Component: 3450 - total flux cleaned = -0.0491715 Jy ! Component: 3500 - total flux cleaned = -0.0493877 Jy ! Component: 3550 - total flux cleaned = -0.0494952 Jy ! Component: 3600 - total flux cleaned = -0.0497625 Jy ! Component: 3650 - total flux cleaned = -0.0500282 Jy ! Component: 3700 - total flux cleaned = -0.0502395 Jy ! Component: 3750 - total flux cleaned = -0.0505025 Jy ! Component: 3800 - total flux cleaned = -0.0507644 Jy ! Component: 3850 - total flux cleaned = -0.0510772 Jy ! Component: 3900 - total flux cleaned = -0.0512326 Jy ! Component: 3950 - total flux cleaned = -0.0515426 Jy ! Component: 4000 - total flux cleaned = -0.0517483 Jy ! Component: 4050 - total flux cleaned = -0.0519534 Jy ! Total flux subtracted in 4096 components = -0.0522088 Jy ! Clean residual min=-0.003046 max=0.002965 Jy/beam ! Clean residual mean=-0.000046 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 3.11301 Jy keep ! Adding 231 model components to the UV plane model. ! The established model now contains 345 components and 3.11301 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv123_uvs/J0538-4405_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.88 x 2.27 at -17.97 degrees (North through East) ! Clean map min=-0.0066386 max=2.0313 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv123_uvs/J0538-4405_X_map.fits wmodel /scr/pima/rv123_uvs/J0538-4405_X_map.mod ! Writing 345 model components to file: /scr/pima/rv123_uvs/J0538-4405_X_map.mod wobs /scr/pima/rv123_uvs/J0538-4405_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv123_uvs/J0538-4405_X_uvs.fits wwins /scr/pima/rv123_uvs/J0538-4405_X_map.win ! wwins: Wrote 7 windows to /scr/pima/rv123_uvs/J0538-4405_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.03131 invert ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The y-axis pixel size should ideally be below 0.1787 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00081096 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.119769 0.119769 0.239537 0.479075 0.95815 1.9163 3.8326 7.6652 15.3304 30.6608 61.3216 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2504.83 quit ! Quitting program ! Log file /scr/pima/rv123_uvs/J0538-4405_X_dfm.log closed on Sun Dec 23 00:40:42 2018