! Started logfile: /scr/pima/rv121_uvs/J2258-2758_X_dfm.log on Sat Jul 28 00:44:09 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/rv121_uvs/J2258-2758_X_uva.fits ! Reading UV FITS file: /scr/pima/rv121_uvs/J2258-2758_X_uva.fits ! AN table 1: 6 integrations on 21 of 21 possible baselines. ! AN table 2: 5 integrations on 21 of 21 possible baselines. ! AN table 3: 20 integrations on 21 of 21 possible baselines. ! AN table 4: 29 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.659892 visibilities/baseline/integration-bin. ! Found source: J2258-2758 ! ! 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 74 lines of history. ! ! Reading 1948 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 J2258-2758_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 4 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! A total of 46 telescope corrections were flagged in sub-array 3. ! A total of 51 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! A total of 46 telescope corrections were flagged in sub-array 3. ! A total of 51 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! A total of 46 telescope corrections were flagged in sub-array 3. ! A total of 51 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! A total of 46 telescope corrections were flagged in sub-array 3. ! A total of 51 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.567049Jy sigma=19.553647 ! Fit after self-cal, rms=0.392016Jy sigma=4.306649 ! 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 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=0.751 mas, bmaj=1.488 mas, bpa=12.91 degrees ! Estimated noise=2.10593 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 = 0.917273 Jy ! Component: 100 - total flux cleaned = 1.16218 Jy ! Total flux subtracted in 100 components = 1.16218 Jy ! Clean residual min=-0.043722 max=0.089145 Jy/beam ! Clean residual mean=0.000071 rms=0.011096 Jy/beam ! Combined flux in latest and established models = 1.16218 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.16218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204494Jy sigma=2.426715 ! Fit after self-cal, rms=0.203688Jy sigma=2.423942 ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0919836 Jy ! Component: 100 - total flux cleaned = 0.136619 Jy ! Total flux subtracted in 100 components = 0.136619 Jy ! Clean residual min=-0.030652 max=0.045143 Jy/beam ! Clean residual mean=-0.000018 rms=0.007567 Jy/beam ! Combined flux in latest and established models = 1.2988 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 1.2988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143778Jy sigma=1.613844 ! Fit after self-cal, rms=0.143755Jy sigma=1.612657 ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1725 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 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=0.949 mas, bmaj=1.735 mas, bpa=7.381 degrees ! Estimated noise=1.4918 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 (-3, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0562317 Jy ! Component: 100 - total flux cleaned = 0.0839723 Jy ! Component: 150 - total flux cleaned = 0.0906002 Jy ! Component: 200 - total flux cleaned = 0.0912144 Jy ! Total flux subtracted in 200 components = 0.0912144 Jy ! Clean residual min=-0.021062 max=0.033261 Jy/beam ! Clean residual mean=-0.000368 rms=0.005446 Jy/beam ! Combined flux in latest and established models = 1.39002 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 36 components and 1.39002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120427Jy sigma=1.312108 ! Fit after self-cal, rms=0.117801Jy sigma=1.270105 ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.949 x 1.735 at 7.381 degrees (North through East) ! Clean map min=-0.018449 max=1.087 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HH 1.00 HN 1.07 LA 1.01 ! NL 1.13 PT 0.97 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 1.12 KP 0.96 LA 1.00 ! NL 0.93 PT 0.98 SC 0.94 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 KP 0.96 LA 1.02 MK 0.99 ! NL 1.09 OV 0.98 PT 1.00 ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HH 0.00* SC 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HH 1.46 HN 1.08 LA 1.02 ! NL 1.13 PT 0.98 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 1.11 KP 0.98 LA 0.99 ! NL 0.93 PT 0.99 SC 0.92 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.98 KP 0.97 LA 1.01 MK 0.99 ! NL 1.11 OV 0.98 PT 1.00 ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HH 0.00* SC 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HH 1.74 HN 1.08 LA 1.03 ! NL 1.14 PT 0.98 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 1.09 KP 0.95 LA 1.01 ! NL 0.93 PT 0.97 SC 0.94 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.98 KP 0.95 LA 1.03 MK 0.97 ! NL 1.11 OV 0.99 PT 1.00 ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HH 0.00* SC 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HH 2.26 HN 1.08 LA 1.01 ! NL 1.13 PT 0.99 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 1.10 KP 0.97 LA 1.00 ! NL 0.94 PT 0.97 SC 0.90 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.98 KP 0.96 LA 1.02 MK 0.96 ! NL 1.14 OV 0.98 PT 0.99 ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HH 0.00* SC 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.117801Jy sigma=1.270105 ! Fit after self-cal, rms=0.086648Jy sigma=0.844917 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=1.214 mas, bmaj=3.149 mas, bpa=3.949 degrees ! Estimated noise=1.55409 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 = 0.00546808 Jy ! Component: 100 - total flux cleaned = 0.00429024 Jy ! Component: 150 - total flux cleaned = 0.00336908 Jy ! Component: 200 - total flux cleaned = 0.00247736 Jy ! Total flux subtracted in 200 components = 0.00247736 Jy ! Clean residual min=-0.009545 max=0.008791 Jy/beam ! Clean residual mean=0.000040 rms=0.002269 Jy/beam ! Combined flux in latest and established models = 1.39249 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 1.39249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085302Jy sigma=0.827257 ! Fit after self-cal, rms=0.085273Jy sigma=0.825062 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 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=0.085273Jy sigma=0.825062 ! Fit after self-cal, rms=0.084210Jy sigma=0.806891 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=1.214 mas, bmaj=3.162 mas, bpa=3.902 degrees ! Estimated noise=1.55261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250699 Jy ! Component: 100 - total flux cleaned = 0.00166511 Jy ! Component: 150 - total flux cleaned = 0.00111432 Jy ! Component: 200 - total flux cleaned = 0.000874142 Jy ! Total flux subtracted in 200 components = 0.000874142 Jy ! Clean residual min=-0.008481 max=0.008564 Jy/beam ! Clean residual mean=0.000082 rms=0.001922 Jy/beam ! Combined flux in latest and established models = 1.39337 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 1.39337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083547Jy sigma=0.798226 ! Fit after self-cal, rms=0.083521Jy sigma=0.797191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 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 (-15, 28.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00727841 Jy ! Component: 100 - total flux cleaned = 0.00746008 Jy ! Component: 150 - total flux cleaned = 0.00706409 Jy ! Component: 200 - total flux cleaned = 0.006703 Jy ! Total flux subtracted in 200 components = 0.006703 Jy ! Clean residual min=-0.007934 max=0.006750 Jy/beam ! Clean residual mean=0.000042 rms=0.001819 Jy/beam ! Combined flux in latest and established models = 1.40007 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 1.40007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082688Jy sigma=0.787716 ! Fit after self-cal, rms=0.082636Jy sigma=0.786429 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 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=0.082636Jy sigma=0.786429 ! Fit after self-cal, rms=0.081098Jy sigma=0.755131 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=1.212 mas, bmaj=3.167 mas, bpa=3.887 degrees ! Estimated noise=1.55164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0035956 Jy ! Component: 100 - total flux cleaned = 0.00400012 Jy ! Component: 150 - total flux cleaned = 0.00424361 Jy ! Component: 200 - total flux cleaned = 0.00435492 Jy ! Total flux subtracted in 200 components = 0.00435492 Jy ! Clean residual min=-0.006572 max=0.006076 Jy/beam ! Clean residual mean=0.000093 rms=0.001458 Jy/beam ! Combined flux in latest and established models = 1.40443 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 1.40443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080643Jy sigma=0.749429 ! Fit after self-cal, rms=0.080634Jy sigma=0.748904 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 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 = 0.00130137 Jy ! Component: 100 - total flux cleaned = 0.00140334 Jy ! Component: 150 - total flux cleaned = 0.00150031 Jy ! Component: 200 - total flux cleaned = 0.00140843 Jy ! Total flux subtracted in 200 components = 0.00140843 Jy ! Clean residual min=-0.006391 max=0.005853 Jy/beam ! Clean residual mean=0.000083 rms=0.001429 Jy/beam ! Combined flux in latest and established models = 1.40584 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 1.40584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080349Jy sigma=0.746366 ! Fit after self-cal, rms=0.080351Jy sigma=0.746201 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 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=0.080351Jy sigma=0.746201 ! Fit after self-cal, rms=0.080212Jy sigma=0.744637 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=2.714 mas, bmaj=5.753 mas, bpa=1.489 degrees ! Estimated noise=1.75261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181289 Jy ! Component: 100 - total flux cleaned = 0.00188715 Jy ! Component: 150 - total flux cleaned = 0.00188641 Jy ! Component: 200 - total flux cleaned = 0.0019509 Jy ! Total flux subtracted in 200 components = 0.0019509 Jy ! Clean residual min=-0.004599 max=0.005687 Jy/beam ! Clean residual mean=0.000174 rms=0.001375 Jy/beam ! Combined flux in latest and established models = 1.40779 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 90 components and 1.40779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080059Jy sigma=0.743854 ! Fit after self-cal, rms=0.080061Jy sigma=0.743662 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 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 = 0.000476234 Jy ! Component: 100 - total flux cleaned = 0.000476271 Jy ! Component: 150 - total flux cleaned = 0.000417339 Jy ! Component: 200 - total flux cleaned = 0.000358843 Jy ! Total flux subtracted in 200 components = 0.000358843 Jy ! Clean residual min=-0.004535 max=0.005702 Jy/beam ! Clean residual mean=0.000169 rms=0.001359 Jy/beam ! Combined flux in latest and established models = 1.40814 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 94 components and 1.40814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079958Jy sigma=0.743412 ! Fit after self-cal, rms=0.079966Jy sigma=0.743289 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=1.211 mas, bmaj=3.169 mas, bpa=3.894 degrees ! Estimated noise=1.55046 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.211 x 3.169 at 3.894 degrees (North through East) ! Clean map min=-0.0054355 max=1.2097 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=0.079966Jy sigma=0.743289 ! Fit after self-cal, rms=0.080949Jy sigma=0.657075 ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=1.212 mas, bmaj=3.182 mas, bpa=3.772 degrees ! Estimated noise=1.55048 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110114 Jy ! Component: 100 - total flux cleaned = 0.00131229 Jy ! Component: 150 - total flux cleaned = 0.00131149 Jy ! Component: 200 - total flux cleaned = 0.00140003 Jy ! Total flux subtracted in 200 components = 0.00140003 Jy ! Clean residual min=-0.005627 max=0.005765 Jy/beam ! Clean residual mean=0.000135 rms=0.001344 Jy/beam ! Combined flux in latest and established models = 1.40954 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 1.40955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080704Jy sigma=0.653726 ! Fit after self-cal, rms=0.080689Jy sigma=0.653592 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Added new window around map position (-7.4, -36.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00493453 Jy ! Component: 100 - total flux cleaned = 0.00664969 Jy ! Component: 150 - total flux cleaned = 0.0067515 Jy ! Component: 200 - total flux cleaned = 0.00684269 Jy ! Total flux subtracted in 200 components = 0.00684269 Jy ! Clean residual min=-0.005300 max=0.005094 Jy/beam ! Clean residual mean=0.000085 rms=0.001281 Jy/beam ! Combined flux in latest and established models = 1.41639 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 113 components and 1.41639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080266Jy sigma=0.648503 ! Fit after self-cal, rms=0.080218Jy sigma=0.647894 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080218Jy sigma=0.647894 ! Fit after self-cal, rms=0.080237Jy sigma=0.646874 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=0.8986 mas, bmaj=2.127 mas, bpa=9.342 degrees ! Estimated noise=2.19486 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.939416 Jy ! Component: 100 - total flux cleaned = 1.16439 Jy ! Component: 150 - total flux cleaned = 1.24358 Jy ! Component: 200 - total flux cleaned = 1.28922 Jy ! Total flux subtracted in 200 components = 1.28922 Jy ! Clean residual min=-0.013998 max=0.024745 Jy/beam ! Clean residual mean=0.000075 rms=0.004115 Jy/beam ! Combined flux in latest and established models = 1.28922 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 29 model components to the UV plane model. ! The established model now contains 29 components and 1.28922 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=1.211 mas, bmaj=3.189 mas, bpa=3.733 degrees ! Estimated noise=1.54984 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) ! Added new window around map position (-1.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0480425 Jy ! Component: 100 - total flux cleaned = 0.0732236 Jy ! Component: 150 - total flux cleaned = 0.0883276 Jy ! Component: 200 - total flux cleaned = 0.0986404 Jy ! Total flux subtracted in 200 components = 0.0986404 Jy ! Clean residual min=-0.005618 max=0.008061 Jy/beam ! Clean residual mean=0.000310 rms=0.001673 Jy/beam ! Combined flux in latest and established models = 1.38786 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 73 components and 1.38786 Jy ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Added new window around map position (-5.2, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0082632 Jy ! Component: 100 - total flux cleaned = 0.0142208 Jy ! Component: 150 - total flux cleaned = 0.0191004 Jy ! Component: 200 - total flux cleaned = 0.0231503 Jy ! Total flux subtracted in 200 components = 0.0231503 Jy ! Clean residual min=-0.004770 max=0.005371 Jy/beam ! Clean residual mean=0.000137 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 1.41101 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 101 components and 1.41101 Jy ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Added new window around map position (-34.8, -28.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048215 Jy ! Component: 100 - total flux cleaned = 0.00781525 Jy ! Component: 150 - total flux cleaned = 0.00975653 Jy ! Component: 200 - total flux cleaned = 0.0113105 Jy ! Total flux subtracted in 200 components = 0.0113105 Jy ! Clean residual min=-0.004690 max=0.004559 Jy/beam ! Clean residual mean=0.000064 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 1.42232 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 113 components and 1.42232 Jy ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=2.712 mas, bmaj=5.751 mas, bpa=1.532 degrees ! Estimated noise=1.75309 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013729 Jy ! Component: 100 - total flux cleaned = 0.00256089 Jy ! Component: 150 - total flux cleaned = 0.00330284 Jy ! Component: 200 - total flux cleaned = 0.00371095 Jy ! Total flux subtracted in 200 components = 0.00371095 Jy ! Clean residual min=-0.004195 max=0.003352 Jy/beam ! Clean residual mean=0.000042 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.42603 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 = 0.000315582 Jy ! Component: 100 - total flux cleaned = 0.00067335 Jy ! Component: 150 - total flux cleaned = 0.00100882 Jy ! Component: 200 - total flux cleaned = 0.00127145 Jy ! Total flux subtracted in 200 components = 0.00127145 Jy ! Clean residual min=-0.004179 max=0.003334 Jy/beam ! Clean residual mean=0.000028 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 1.4273 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 149 components and 1.4273 Jy ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! Estimated beam: bmin=1.211 mas, bmaj=3.189 mas, bpa=3.733 degrees ! Estimated noise=1.54984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000343228 Jy ! Component: 100 - total flux cleaned = 0.00050039 Jy ! Component: 150 - total flux cleaned = 0.000650093 Jy ! Component: 200 - total flux cleaned = 0.000720745 Jy ! Total flux subtracted in 200 components = 0.000720745 Jy ! Clean residual min=-0.004097 max=0.004352 Jy/beam ! Clean residual mean=0.000015 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 1.42802 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 168 components and 1.42802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080070Jy sigma=0.639076 ! Fit after self-cal, rms=0.079717Jy sigma=0.635390 wmodel J2258-2758_X_map.mod ! Writing 168 model components to file: J2258-2758_X_map.mod wobs J2258-2758_X_uvs.fits ! Writing UV FITS file: J2258-2758_X_uvs.fits wwins J2258-2758_X_map.win ! wwins: Wrote 7 windows to J2258-2758_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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000592492 Jy ! Component: 100 - total flux cleaned = -0.00113095 Jy ! Component: 150 - total flux cleaned = -0.00151124 Jy ! Component: 200 - total flux cleaned = -0.00193786 Jy ! Component: 250 - total flux cleaned = -0.00211486 Jy ! Component: 300 - total flux cleaned = -0.00211499 Jy ! Component: 350 - total flux cleaned = -0.00211511 Jy ! Component: 400 - total flux cleaned = -0.00222321 Jy ! Component: 450 - total flux cleaned = -0.00216971 Jy ! Component: 500 - total flux cleaned = -0.00227482 Jy ! Component: 550 - total flux cleaned = -0.00227538 Jy ! Component: 600 - total flux cleaned = -0.00237623 Jy ! Component: 650 - total flux cleaned = -0.00247487 Jy ! Component: 700 - total flux cleaned = -0.00252297 Jy ! Component: 750 - total flux cleaned = -0.00261903 Jy ! Component: 800 - total flux cleaned = -0.00276031 Jy ! Component: 850 - total flux cleaned = -0.00285297 Jy ! Component: 900 - total flux cleaned = -0.00289843 Jy ! Component: 950 - total flux cleaned = -0.00303328 Jy ! Component: 1000 - total flux cleaned = -0.00303325 Jy ! Component: 1050 - total flux cleaned = -0.00316419 Jy ! Component: 1100 - total flux cleaned = -0.00316414 Jy ! Component: 1150 - total flux cleaned = -0.00329183 Jy ! Component: 1200 - total flux cleaned = -0.00341717 Jy ! Component: 1250 - total flux cleaned = -0.0034583 Jy ! Component: 1300 - total flux cleaned = -0.00353971 Jy ! Component: 1350 - total flux cleaned = -0.00353924 Jy ! Component: 1400 - total flux cleaned = -0.0034602 Jy ! Component: 1450 - total flux cleaned = -0.00365747 Jy ! Component: 1500 - total flux cleaned = -0.00361902 Jy ! Component: 1550 - total flux cleaned = -0.00365791 Jy ! Component: 1600 - total flux cleaned = -0.00365773 Jy ! Component: 1650 - total flux cleaned = -0.00369551 Jy ! Component: 1700 - total flux cleaned = -0.0037701 Jy ! Component: 1750 - total flux cleaned = -0.00376961 Jy ! Component: 1800 - total flux cleaned = -0.00369698 Jy ! Component: 1850 - total flux cleaned = -0.00373293 Jy ! Component: 1900 - total flux cleaned = -0.00376828 Jy ! Component: 1950 - total flux cleaned = -0.00376869 Jy ! Component: 2000 - total flux cleaned = -0.00376885 Jy ! Component: 2050 - total flux cleaned = -0.00383827 Jy ! Component: 2100 - total flux cleaned = -0.00390717 Jy ! Component: 2150 - total flux cleaned = -0.00390733 Jy ! Component: 2200 - total flux cleaned = -0.0039077 Jy ! Component: 2250 - total flux cleaned = -0.00397491 Jy ! Component: 2300 - total flux cleaned = -0.00397494 Jy ! Component: 2350 - total flux cleaned = -0.00404059 Jy ! Component: 2400 - total flux cleaned = -0.00397515 Jy ! Component: 2450 - total flux cleaned = -0.00403977 Jy ! Component: 2500 - total flux cleaned = -0.00403967 Jy ! Component: 2550 - total flux cleaned = -0.0040399 Jy ! Component: 2600 - total flux cleaned = -0.0040714 Jy ! Component: 2650 - total flux cleaned = -0.00407141 Jy ! Component: 2700 - total flux cleaned = -0.00400933 Jy ! Component: 2750 - total flux cleaned = -0.00400914 Jy ! Component: 2800 - total flux cleaned = -0.00403978 Jy ! Component: 2850 - total flux cleaned = -0.0040093 Jy ! Component: 2900 - total flux cleaned = -0.00394907 Jy ! Component: 2950 - total flux cleaned = -0.00400903 Jy ! Component: 3000 - total flux cleaned = -0.00400897 Jy ! Component: 3050 - total flux cleaned = -0.00394967 Jy ! Component: 3100 - total flux cleaned = -0.00400838 Jy ! Component: 3150 - total flux cleaned = -0.00400837 Jy ! Component: 3200 - total flux cleaned = -0.00386356 Jy ! Component: 3250 - total flux cleaned = -0.0039212 Jy ! Component: 3300 - total flux cleaned = -0.00386413 Jy ! Component: 3350 - total flux cleaned = -0.00386429 Jy ! Component: 3400 - total flux cleaned = -0.0039207 Jy ! Component: 3450 - total flux cleaned = -0.00386467 Jy ! Component: 3500 - total flux cleaned = -0.00383679 Jy ! Component: 3550 - total flux cleaned = -0.00380901 Jy ! Component: 3600 - total flux cleaned = -0.00380908 Jy ! Component: 3650 - total flux cleaned = -0.00380901 Jy ! Component: 3700 - total flux cleaned = -0.0037547 Jy ! Component: 3750 - total flux cleaned = -0.00378189 Jy ! Component: 3800 - total flux cleaned = -0.00378193 Jy ! Component: 3850 - total flux cleaned = -0.00383543 Jy ! Component: 3900 - total flux cleaned = -0.00380885 Jy ! Component: 3950 - total flux cleaned = -0.00383531 Jy ! Component: 4000 - total flux cleaned = -0.00380912 Jy ! Component: 4050 - total flux cleaned = -0.00386115 Jy ! Total flux subtracted in 4096 components = -0.00380933 Jy ! Clean residual min=-0.001488 max=0.001393 Jy/beam ! Clean residual mean=0.000011 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 1.42421 Jy keep ! Adding 245 model components to the UV plane model. ! The established model now contains 413 components and 1.42421 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv121_uvs/J2258-2758_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.211 x 3.189 at 3.733 degrees (North through East) ! Clean map min=-0.0029491 max=1.2171 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv121_uvs/J2258-2758_X_map.fits wmodel /scr/pima/rv121_uvs/J2258-2758_X_map.mod ! Writing 413 model components to file: /scr/pima/rv121_uvs/J2258-2758_X_map.mod wobs /scr/pima/rv121_uvs/J2258-2758_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv121_uvs/J2258-2758_X_uvs.fits wwins /scr/pima/rv121_uvs/J2258-2758_X_map.win ! wwins: Wrote 8 windows to /scr/pima/rv121_uvs/J2258-2758_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.21707 invert ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1725 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000466151 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.114903 0.114903 0.229807 0.459614 0.919227 1.83845 3.67691 7.35382 14.7076 29.4153 58.8305 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.217 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2610.89 quit ! Quitting program ! Log file /scr/pima/rv121_uvs/J2258-2758_X_dfm.log closed on Sat Jul 28 00:44:14 2018