! Started logfile: /scr/pima/rv102_uvs/J1957-3845_S_dfm.log on Sat Nov 9 09:35:46 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23299 obs /scr/pima/rv102_uvs/J1957-3845_S_uva.fits ! Reading UV FITS file: /scr/pima/rv102_uvs/J1957-3845_S_uva.fits ! AN table 1: 2 integrations on 21 of 21 possible baselines. ! AN table 2: 2 integrations on 15 of 15 possible baselines. ! AN table 3: 2 integrations on 21 of 21 possible baselines. ! AN table 4: 2 integrations on 15 of 15 possible baselines. ! AN table 5: 2 integrations on 10 of 10 possible baselines. ! AN table 6: 8 integrations on 3 of 3 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1957-3845 ! ! 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 2.23299e+09 8e+06 1 8e+06 ! 02 2 2.26299e+09 8e+06 1 8e+06 ! 03 3 2.35299e+09 8e+06 1 8e+06 ! 04 4 2.37299e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 752 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 = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1957-3845_S] 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 0.500x0.500 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 2 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.740003Jy sigma=15.905653 ! Fit after self-cal, rms=0.470564Jy sigma=4.395259 ! 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=2.602 mas, bmaj=9.48 mas, bpa=-3.764 degrees ! Estimated noise=3.7944 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 = 1.01302 Jy ! Component: 100 - total flux cleaned = 1.25547 Jy ! Total flux subtracted in 100 components = 1.25547 Jy ! Clean residual min=-0.045225 max=0.101989 Jy/beam ! Clean residual mean=0.000954 rms=0.015372 Jy/beam ! Combined flux in latest and established models = 1.25547 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.25547 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289552Jy sigma=2.674942 ! Fit after self-cal, rms=0.289535Jy sigma=2.674862 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.11932 Jy ! Component: 100 - total flux cleaned = 0.191409 Jy ! Total flux subtracted in 100 components = 0.191409 Jy ! Clean residual min=-0.035230 max=0.058728 Jy/beam ! Clean residual mean=0.000400 rms=0.010114 Jy/beam ! Combined flux in latest and established models = 1.44687 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 1.44687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200259Jy sigma=1.795922 ! Fit after self-cal, rms=0.200148Jy sigma=1.795497 ! 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=3.26 mas, bmaj=11.7 mas, bpa=-3.729 degrees ! Estimated noise=2.93159 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, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.079814 Jy ! Component: 100 - total flux cleaned = 0.120361 Jy ! Component: 150 - total flux cleaned = 0.143094 Jy ! Component: 200 - total flux cleaned = 0.151983 Jy ! Total flux subtracted in 200 components = 0.151983 Jy ! Clean residual min=-0.024436 max=0.028789 Jy/beam ! Clean residual mean=-0.000556 rms=0.006207 Jy/beam ! Combined flux in latest and established models = 1.59886 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 1.59886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167704Jy sigma=1.479732 ! Fit after self-cal, rms=0.166387Jy sigma=1.465179 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.26 x 11.7 at -3.729 degrees (North through East) ! Clean map min=-0.02266 max=1.3614 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 0.94 LA 0.97 NL 1.04 ! PT 0.96 SC 1.01 WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 KP 0.95 LA 0.97 PT 0.99 ! SC 0.95 WF 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.97 KP 0.91 LA 1.03 MK 1.08 ! PT 0.99 SC 1.04 WF 1.13 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.98 KP 0.96 LA 0.99 MK 0.87 ! OV 1.00* PT 0.96 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.98 KP 1.00 LA 1.06 MK 1.11 ! PT 1.01 ! ! A total of 24 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 0.00* SC 0.00* WF 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 0.94 LA 1.03 NL 1.13 ! PT 1.01 SC 0.98 WF 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 KP 0.95 LA 0.99 PT 1.01 ! SC 1.02 WF 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.96 KP 0.96 LA 0.98 MK 1.17 ! PT 1.01 SC 1.01 WF 1.09 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 KP 0.97 LA 0.99 MK 1.18 ! OV 1.00* PT 1.00 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.98 KP 1.02 LA 1.07 MK 0.99 ! PT 1.04 ! ! A total of 24 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 0.00* SC 0.00* WF 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 0.95 LA 1.00 NL 1.10 ! PT 0.98 SC 0.98 WF 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 KP 0.99 LA 0.98 PT 1.02 ! SC 1.01 WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 KP 0.98 LA 0.98 MK 1.13 ! PT 1.03 SC 1.06 WF 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 KP 0.99 LA 0.95 MK 1.22 ! OV 1.00* PT 1.03 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 KP 1.00 LA 1.08 MK 1.04 ! PT 1.04 ! ! A total of 24 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 0.00* SC 0.00* WF 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 0.98 LA 1.02 NL 1.02 ! PT 0.98 SC 1.04 WF 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 0.99 LA 1.00 PT 1.01 ! SC 1.02 WF 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 KP 0.95 LA 1.03 MK 0.75 ! PT 1.03 SC 1.06 WF 1.08 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.02 KP 0.94 LA 1.04 MK 0.79 ! OV 1.00* PT 1.02 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.03 KP 1.01 LA 1.07 MK 0.67 ! PT 1.09 ! ! A total of 24 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 0.00* SC 0.00* WF 0.00* ! ! ! Fit before self-cal, rms=0.166387Jy sigma=1.465179 ! Fit after self-cal, rms=0.112058Jy sigma=0.932632 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.214 mas, bmaj=12.22 mas, bpa=-1.999 degrees ! Estimated noise=3.06992 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 = 0.00283708 Jy ! Component: 100 - total flux cleaned = 0.00280838 Jy ! Component: 150 - total flux cleaned = 0.00305527 Jy ! Component: 200 - total flux cleaned = 0.00284388 Jy ! Total flux subtracted in 200 components = 0.00284388 Jy ! Clean residual min=-0.013226 max=0.015370 Jy/beam ! Clean residual mean=0.000169 rms=0.003211 Jy/beam ! Combined flux in latest and established models = 1.6017 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 1.6017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110468Jy sigma=0.921013 ! Fit after self-cal, rms=0.110434Jy sigma=0.919839 ! 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. ! ! Fit before self-cal, rms=0.110434Jy sigma=0.919839 ! Fit after self-cal, rms=0.110549Jy sigma=0.918477 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.212 mas, bmaj=12.22 mas, bpa=-1.996 degrees ! Estimated noise=3.07015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202744 Jy ! Component: 100 - total flux cleaned = 0.00245974 Jy ! Component: 150 - total flux cleaned = 0.00225986 Jy ! Component: 200 - total flux cleaned = 0.00226366 Jy ! Total flux subtracted in 200 components = 0.00226366 Jy ! Clean residual min=-0.012857 max=0.015158 Jy/beam ! Clean residual mean=0.000175 rms=0.003092 Jy/beam ! Combined flux in latest and established models = 1.60396 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 1.60396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109603Jy sigma=0.911797 ! Fit after self-cal, rms=0.109545Jy sigma=0.911401 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) ! Added new window around map position (-41, 54.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132193 Jy ! Component: 100 - total flux cleaned = 0.0163976 Jy ! Component: 150 - total flux cleaned = 0.0174866 Jy ! Component: 200 - total flux cleaned = 0.0178786 Jy ! Total flux subtracted in 200 components = 0.0178786 Jy ! Clean residual min=-0.011638 max=0.012245 Jy/beam ! Clean residual mean=0.000057 rms=0.002764 Jy/beam ! Combined flux in latest and established models = 1.62184 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 1.62184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107658Jy sigma=0.893853 ! Fit after self-cal, rms=0.107584Jy sigma=0.892639 ! 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. ! ! Fit before self-cal, rms=0.107584Jy sigma=0.892639 ! Fit after self-cal, rms=0.107648Jy sigma=0.890317 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.211 mas, bmaj=12.23 mas, bpa=-1.974 degrees ! Estimated noise=3.06833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470483 Jy ! Component: 100 - total flux cleaned = 0.00511204 Jy ! Component: 150 - total flux cleaned = 0.0054809 Jy ! Component: 200 - total flux cleaned = 0.00548198 Jy ! Total flux subtracted in 200 components = 0.00548198 Jy ! Clean residual min=-0.010652 max=0.011579 Jy/beam ! Clean residual mean=0.000114 rms=0.002702 Jy/beam ! Combined flux in latest and established models = 1.62732 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 1.62732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106862Jy sigma=0.884144 ! Fit after self-cal, rms=0.106855Jy sigma=0.883900 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 = 0.00113859 Jy ! Component: 100 - total flux cleaned = 0.00129322 Jy ! Component: 150 - total flux cleaned = 0.00129529 Jy ! Component: 200 - total flux cleaned = 0.00143295 Jy ! Total flux subtracted in 200 components = 0.00143295 Jy ! Clean residual min=-0.010446 max=0.011279 Jy/beam ! Clean residual mean=0.000106 rms=0.002673 Jy/beam ! Combined flux in latest and established models = 1.62876 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 99 components and 1.62876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106390Jy sigma=0.880544 ! Fit after self-cal, rms=0.106381Jy sigma=0.880446 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.106381Jy sigma=0.880446 ! Fit after self-cal, rms=0.106506Jy sigma=0.879586 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.232 mas, bmaj=26.12 mas, bpa=0.02115 degrees ! Estimated noise=3.95883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163398 Jy ! Component: 100 - total flux cleaned = 0.00164407 Jy ! Component: 150 - total flux cleaned = 0.00189635 Jy ! Component: 200 - total flux cleaned = 0.00214129 Jy ! Total flux subtracted in 200 components = 0.00214129 Jy ! Clean residual min=-0.008335 max=0.009944 Jy/beam ! Clean residual mean=0.000241 rms=0.002690 Jy/beam ! Combined flux in latest and established models = 1.6309 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 114 components and 1.6309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106230Jy sigma=0.878290 ! Fit after self-cal, rms=0.106212Jy sigma=0.877989 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 = 0.000494666 Jy ! Component: 100 - total flux cleaned = 0.000715429 Jy ! Component: 150 - total flux cleaned = 0.000915479 Jy ! Component: 200 - total flux cleaned = 0.000915489 Jy ! Total flux subtracted in 200 components = 0.000915489 Jy ! Clean residual min=-0.008115 max=0.009937 Jy/beam ! Clean residual mean=0.000231 rms=0.002672 Jy/beam ! Combined flux in latest and established models = 1.63181 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 126 components and 1.63181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106148Jy sigma=0.878166 ! Fit after self-cal, rms=0.106154Jy sigma=0.877954 ! 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=3.21 mas, bmaj=12.23 mas, bpa=-1.946 degrees ! Estimated noise=3.06836 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.21 x 12.23 at -1.946 degrees (North through East) ! Clean map min=-0.0093034 max=1.3572 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=0.106154Jy sigma=0.877954 ! Fit after self-cal, rms=0.100919Jy sigma=0.823482 ! Inverting map and beam ! Estimated beam: bmin=3.209 mas, bmaj=12.23 mas, bpa=-1.969 degrees ! Estimated noise=3.07004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000333982 Jy ! Component: 100 - total flux cleaned = 0.000184429 Jy ! Component: 150 - total flux cleaned = 0.000188674 Jy ! Component: 200 - total flux cleaned = 0.000324811 Jy ! Total flux subtracted in 200 components = 0.000324811 Jy ! Clean residual min=-0.009724 max=0.010809 Jy/beam ! Clean residual mean=0.000131 rms=0.002595 Jy/beam ! Combined flux in latest and established models = 1.63214 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 139 components and 1.63214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100517Jy sigma=0.820283 ! Fit after self-cal, rms=0.100518Jy sigma=0.820188 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000142325 Jy ! Component: 100 - total flux cleaned = -0.000140828 Jy ! Component: 150 - total flux cleaned = -0.000141396 Jy ! Component: 200 - total flux cleaned = -0.000258151 Jy ! Total flux subtracted in 200 components = -0.000258151 Jy ! Clean residual min=-0.009509 max=0.010684 Jy/beam ! Clean residual mean=0.000133 rms=0.002570 Jy/beam ! Combined flux in latest and established models = 1.63188 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 1.63188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100206Jy sigma=0.817793 ! Fit after self-cal, rms=0.100201Jy sigma=0.817717 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100201Jy sigma=0.817717 ! Fit after self-cal, rms=0.100121Jy sigma=0.817475 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=2.584 mas, bmaj=9.6 mas, bpa=-3.108 degrees ! Estimated noise=3.94409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.01326 Jy ! Component: 100 - total flux cleaned = 1.25539 Jy ! Component: 150 - total flux cleaned = 1.37615 Jy ! Component: 200 - total flux cleaned = 1.45096 Jy ! Total flux subtracted in 200 components = 1.45096 Jy ! Clean residual min=-0.025080 max=0.040097 Jy/beam ! Clean residual mean=0.000493 rms=0.007257 Jy/beam ! Combined flux in latest and established models = 1.45096 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 1.45096 Jy ! Inverting map and beam ! Estimated beam: bmin=3.207 mas, bmaj=12.23 mas, bpa=-1.953 degrees ! Estimated noise=3.06909 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 = 0.0767044 Jy ! Component: 100 - total flux cleaned = 0.11655 Jy ! Component: 150 - total flux cleaned = 0.13944 Jy ! Component: 200 - total flux cleaned = 0.15531 Jy ! Total flux subtracted in 200 components = 0.15531 Jy ! Clean residual min=-0.013289 max=0.013809 Jy/beam ! Clean residual mean=0.000320 rms=0.003288 Jy/beam ! Combined flux in latest and established models = 1.60627 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 45 components and 1.60627 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.234 mas, bmaj=26.14 mas, bpa=-0.001667 degrees ! Estimated noise=3.96255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144929 Jy ! Component: 100 - total flux cleaned = 0.0174712 Jy ! Component: 150 - total flux cleaned = 0.0199171 Jy ! Component: 200 - total flux cleaned = 0.0216927 Jy ! Total flux subtracted in 200 components = 0.0216927 Jy ! Clean residual min=-0.009203 max=0.010839 Jy/beam ! Clean residual mean=0.000318 rms=0.002819 Jy/beam ! Combined flux in latest and established models = 1.62797 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 = 0.00150461 Jy ! Component: 100 - total flux cleaned = 0.0024267 Jy ! Component: 150 - total flux cleaned = 0.00322465 Jy ! Component: 200 - total flux cleaned = 0.00391956 Jy ! Total flux subtracted in 200 components = 0.00391956 Jy ! Clean residual min=-0.008328 max=0.010019 Jy/beam ! Clean residual mean=0.000266 rms=0.002688 Jy/beam ! Combined flux in latest and established models = 1.63189 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 1.63189 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.207 mas, bmaj=12.23 mas, bpa=-1.953 degrees ! Estimated noise=3.06909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000478934 Jy ! Component: 100 - total flux cleaned = -0.000494534 Jy ! Component: 150 - total flux cleaned = -0.000495769 Jy ! Component: 200 - total flux cleaned = -0.000736769 Jy ! Total flux subtracted in 200 components = -0.000736769 Jy ! Clean residual min=-0.010441 max=0.011033 Jy/beam ! Clean residual mean=0.000142 rms=0.002734 Jy/beam ! Combined flux in latest and established models = 1.63115 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 1.63115 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102770Jy sigma=0.838715 ! Fit after self-cal, rms=0.102710Jy sigma=0.837821 wmodel J1957-3845_S_map.mod ! Writing 89 model components to file: J1957-3845_S_map.mod wobs J1957-3845_S_uvs.fits ! Writing UV FITS file: J1957-3845_S_uvs.fits wwins J1957-3845_S_map.win ! wwins: Wrote 3 windows to J1957-3845_S_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 = 0.00304758 Jy ! Component: 100 - total flux cleaned = 0.00530425 Jy ! Component: 150 - total flux cleaned = 0.00655478 Jy ! Component: 200 - total flux cleaned = 0.00741535 Jy ! Component: 250 - total flux cleaned = 0.00808359 Jy ! Component: 300 - total flux cleaned = 0.00824524 Jy ! Component: 350 - total flux cleaned = 0.0082445 Jy ! Component: 400 - total flux cleaned = 0.00824474 Jy ! Component: 450 - total flux cleaned = 0.00794515 Jy ! Component: 500 - total flux cleaned = 0.00824268 Jy ! Component: 550 - total flux cleaned = 0.00809863 Jy ! Component: 600 - total flux cleaned = 0.00809915 Jy ! Component: 650 - total flux cleaned = 0.0078234 Jy ! Component: 700 - total flux cleaned = 0.00782354 Jy ! Component: 750 - total flux cleaned = 0.00755434 Jy ! Component: 800 - total flux cleaned = 0.00728969 Jy ! Component: 850 - total flux cleaned = 0.00677067 Jy ! Component: 900 - total flux cleaned = 0.00651528 Jy ! Component: 950 - total flux cleaned = 0.00626235 Jy ! Component: 1000 - total flux cleaned = 0.00564214 Jy ! Component: 1050 - total flux cleaned = 0.00491158 Jy ! Component: 1100 - total flux cleaned = 0.00467243 Jy ! Component: 1150 - total flux cleaned = 0.00443562 Jy ! Component: 1200 - total flux cleaned = 0.00443623 Jy ! Component: 1250 - total flux cleaned = 0.00420364 Jy ! Component: 1300 - total flux cleaned = 0.00408889 Jy ! Component: 1350 - total flux cleaned = 0.00374901 Jy ! Component: 1400 - total flux cleaned = 0.00352581 Jy ! Component: 1450 - total flux cleaned = 0.00319545 Jy ! Component: 1500 - total flux cleaned = 0.00287023 Jy ! Component: 1550 - total flux cleaned = 0.00287184 Jy ! Component: 1600 - total flux cleaned = 0.00255327 Jy ! Component: 1650 - total flux cleaned = 0.0022395 Jy ! Component: 1700 - total flux cleaned = 0.00192893 Jy ! Component: 1750 - total flux cleaned = 0.00192837 Jy ! Component: 1800 - total flux cleaned = 0.00142017 Jy ! Component: 1850 - total flux cleaned = 0.00141943 Jy ! Component: 1900 - total flux cleaned = 0.00082177 Jy ! Component: 1950 - total flux cleaned = 0.000722686 Jy ! Component: 2000 - total flux cleaned = 0.000526746 Jy ! Component: 2050 - total flux cleaned = 0.00014016 Jy ! Component: 2100 - total flux cleaned = -5.07479e-05 Jy ! Component: 2150 - total flux cleaned = -5.14413e-05 Jy ! Component: 2200 - total flux cleaned = -0.000145735 Jy ! Component: 2250 - total flux cleaned = -0.000239501 Jy ! Component: 2300 - total flux cleaned = -0.000516916 Jy ! Component: 2350 - total flux cleaned = -0.00060849 Jy ! Component: 2400 - total flux cleaned = -0.000878998 Jy ! Component: 2450 - total flux cleaned = -0.00105718 Jy ! Component: 2500 - total flux cleaned = -0.000968587 Jy ! Component: 2550 - total flux cleaned = -0.00123165 Jy ! Component: 2600 - total flux cleaned = -0.00131896 Jy ! Component: 2650 - total flux cleaned = -0.00149249 Jy ! Component: 2700 - total flux cleaned = -0.00140539 Jy ! Component: 2750 - total flux cleaned = -0.00166121 Jy ! Component: 2800 - total flux cleaned = -0.00182914 Jy ! Component: 2850 - total flux cleaned = -0.00182923 Jy ! Component: 2900 - total flux cleaned = -0.00216014 Jy ! Component: 2950 - total flux cleaned = -0.00207806 Jy ! Component: 3000 - total flux cleaned = -0.002405 Jy ! Component: 3050 - total flux cleaned = -0.00240572 Jy ! Component: 3100 - total flux cleaned = -0.00256598 Jy ! Component: 3150 - total flux cleaned = -0.00264476 Jy ! Component: 3200 - total flux cleaned = -0.00280208 Jy ! Component: 3250 - total flux cleaned = -0.00288129 Jy ! Component: 3300 - total flux cleaned = -0.00319269 Jy ! Component: 3350 - total flux cleaned = -0.00326986 Jy ! Component: 3400 - total flux cleaned = -0.00342344 Jy ! Component: 3450 - total flux cleaned = -0.00357495 Jy ! Component: 3500 - total flux cleaned = -0.00372542 Jy ! Component: 3550 - total flux cleaned = -0.00409961 Jy ! Component: 3600 - total flux cleaned = -0.00395017 Jy ! Component: 3650 - total flux cleaned = -0.00417152 Jy ! Component: 3700 - total flux cleaned = -0.00424537 Jy ! Component: 3750 - total flux cleaned = -0.00460982 Jy ! Component: 3800 - total flux cleaned = -0.00475389 Jy ! Component: 3850 - total flux cleaned = -0.00475448 Jy ! Component: 3900 - total flux cleaned = -0.00503961 Jy ! Component: 3950 - total flux cleaned = -0.0051107 Jy ! Component: 4000 - total flux cleaned = -0.00553175 Jy ! Component: 4050 - total flux cleaned = -0.00553217 Jy ! Total flux subtracted in 4096 components = -0.00560171 Jy ! Clean residual min=-0.004277 max=0.004202 Jy/beam ! Clean residual mean=0.000031 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 1.62555 Jy keep ! Adding 233 model components to the UV plane model. ! The established model now contains 322 components and 1.62555 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv102_uvs/J1957-3845_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.207 x 12.23 at -1.953 degrees (North through East) ! Clean map min=-0.0091917 max=1.3576 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv102_uvs/J1957-3845_S_map.fits wmodel /scr/pima/rv102_uvs/J1957-3845_S_map.mod ! Writing 322 model components to file: /scr/pima/rv102_uvs/J1957-3845_S_map.mod wobs /scr/pima/rv102_uvs/J1957-3845_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv102_uvs/J1957-3845_S_uvs.fits wwins /scr/pima/rv102_uvs/J1957-3845_S_map.win ! wwins: Wrote 4 windows to /scr/pima/rv102_uvs/J1957-3845_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.35763 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0012185 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.269256 0.269256 0.538513 1.07703 2.15405 4.3081 8.6162 17.2324 34.4648 68.9296 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0036 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.357 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1114.18 quit ! Quitting program ! Log file /scr/pima/rv102_uvs/J1957-3845_S_dfm.log closed on Sat Nov 9 09:35:50 2019