! Started logfile: /image_prod/ug002_uva//J1958-2052_X_dfm.log on Thu Mar 5 04:30:08 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1958-2052_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1958-2052_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.888889 visibilities/baseline/integration-bin. ! Found source: J1958-2052 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 23040 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1958-2052_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001685Jy sigma=8.084728 ! Fit after self-cal, rms=0.953828Jy sigma=7.696494 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6104 mas, bmaj=1.627 mas, bpa=0.6428 degrees ! Estimated noise=1.42672 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 = 0.0366767 Jy ! Component: 100 - total flux cleaned = 0.0447421 Jy ! Total flux subtracted in 100 components = 0.0447421 Jy ! Clean residual min=-0.002878 max=0.003304 Jy/beam ! Clean residual mean=-0.000000 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.0447421 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0447421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.061933Jy sigma=0.454490 ! Fit after self-cal, rms=0.060504Jy sigma=0.443207 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7988 mas, bmaj=2.049 mas, bpa=2.235 degrees ! Estimated noise=0.595572 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 = 0.00467945 Jy ! Component: 100 - total flux cleaned = 0.00634876 Jy ! Component: 150 - total flux cleaned = 0.00708494 Jy ! Component: 200 - total flux cleaned = 0.00726852 Jy ! Total flux subtracted in 200 components = 0.00726852 Jy ! Clean residual min=-0.001469 max=0.001837 Jy/beam ! Clean residual mean=-0.000002 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0520106 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 24 components and 0.0520106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060204Jy sigma=0.440338 ! Fit after self-cal, rms=0.060220Jy sigma=0.440258 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7988 x 2.049 at 2.235 degrees (North through East) ! Clean map min=-0.0013812 max=0.049983 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.92 KP 1.11 ! LA 1.00 MK 1.00 OV 0.97 PT 0.91 ! SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.08 HN 1.01 KP 1.05 ! LA 1.04 MK 1.09 OV 0.91 PT 0.89 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.08 HN 1.05 KP 0.98 ! LA 1.00 MK 0.99 OV 0.94 PT 0.88 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.99 KP 1.04 ! LA 1.06 MK 1.01 OV 0.90 PT 0.99 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 1.08 KP 1.05 ! LA 1.06 MK 1.00 OV 0.94 PT 1.01 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.08 HN 0.97 KP 1.03 ! LA 1.00 MK 0.99 OV 0.88 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.10 HN 0.97 KP 1.07 ! LA 0.99 MK 1.00 OV 0.93 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.94 KP 1.07 ! LA 1.03 MK 1.03 OV 0.91 PT 0.97 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.96 KP 0.98 ! LA 1.08 MK 1.04 OV 0.92 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 0.97 KP 0.97 ! LA 1.03 MK 1.08 OV 0.92 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 0.92 KP 1.05 ! LA 1.03 MK 1.01 OV 0.90 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.89 KP 1.04 ! LA 0.99 MK 0.91 OV 0.96 PT 0.98 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.060220Jy sigma=0.440258 ! Fit after self-cal, rms=0.059776Jy sigma=0.439059 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7994 mas, bmaj=2.057 mas, bpa=2.272 degrees ! Estimated noise=0.59298 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 = -0.000215704 Jy ! Component: 100 - total flux cleaned = -0.000171797 Jy ! Component: 150 - total flux cleaned = -0.00014476 Jy ! Component: 200 - total flux cleaned = -0.000137211 Jy ! Total flux subtracted in 200 components = -0.000137211 Jy ! Clean residual min=-0.001193 max=0.001528 Jy/beam ! Clean residual mean=-0.000002 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0518734 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.0518734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059771Jy sigma=0.439035 ! Fit after self-cal, rms=0.059807Jy sigma=0.438906 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059807Jy sigma=0.438906 ! Fit after self-cal, rms=0.060470Jy sigma=0.438355 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8005 mas, bmaj=2.062 mas, bpa=2.308 degrees ! Estimated noise=0.594456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.16763e-05 Jy ! Component: 100 - total flux cleaned = -4.5523e-05 Jy ! Component: 150 - total flux cleaned = -1.64857e-05 Jy ! Component: 200 - total flux cleaned = -2.27796e-05 Jy ! Total flux subtracted in 200 components = -2.27796e-05 Jy ! Clean residual min=-0.001182 max=0.001385 Jy/beam ! Clean residual mean=-0.000002 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0518506 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.0518506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060466Jy sigma=0.438341 ! Fit after self-cal, rms=0.060494Jy sigma=0.438301 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 (41.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104353 Jy ! Component: 100 - total flux cleaned = 0.00113927 Jy ! Component: 150 - total flux cleaned = 0.00113928 Jy ! Component: 200 - total flux cleaned = 0.00113991 Jy ! Total flux subtracted in 200 components = 0.00113991 Jy ! Clean residual min=-0.001221 max=0.001201 Jy/beam ! Clean residual mean=-0.000002 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0529905 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 41 components and 0.0529905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060468Jy sigma=0.438094 ! Fit after self-cal, rms=0.060459Jy sigma=0.438056 ! Inverting map ! Added new window around map position (-25, -49.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111706 Jy ! Component: 100 - total flux cleaned = 0.00149582 Jy ! Component: 150 - total flux cleaned = 0.0015786 Jy ! Component: 200 - total flux cleaned = 0.00162192 Jy ! Total flux subtracted in 200 components = 0.00162192 Jy ! Clean residual min=-0.001166 max=0.001049 Jy/beam ! Clean residual mean=-0.000003 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0546124 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 0.0546124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060434Jy sigma=0.437884 ! Fit after self-cal, rms=0.060426Jy sigma=0.437851 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060426Jy sigma=0.437851 ! Fit after self-cal, rms=0.060589Jy sigma=0.437755 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8008 mas, bmaj=2.064 mas, bpa=2.362 degrees ! Estimated noise=0.59313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000594315 Jy ! Component: 100 - total flux cleaned = 0.000759729 Jy ! Component: 150 - total flux cleaned = 0.000801997 Jy ! Component: 200 - total flux cleaned = 0.000789017 Jy ! Total flux subtracted in 200 components = 0.000789017 Jy ! Clean residual min=-0.001167 max=0.001056 Jy/beam ! Clean residual mean=-0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0554014 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 62 components and 0.0554014 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060579Jy sigma=0.437691 ! Fit after self-cal, rms=0.060587Jy sigma=0.437676 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 = 0.000168521 Jy ! Component: 100 - total flux cleaned = 0.000156625 Jy ! Component: 150 - total flux cleaned = 0.00014511 Jy ! Component: 200 - total flux cleaned = 0.000123065 Jy ! Total flux subtracted in 200 components = 0.000123065 Jy ! Clean residual min=-0.001163 max=0.001069 Jy/beam ! Clean residual mean=-0.000002 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0555245 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 65 components and 0.0555245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060582Jy sigma=0.437647 ! Fit after self-cal, rms=0.060581Jy sigma=0.437645 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060581Jy sigma=0.437645 ! Fit after self-cal, rms=0.060596Jy sigma=0.437634 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.316 mas, bmaj=5.078 mas, bpa=12.11 degrees ! Estimated noise=0.73701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000418117 Jy ! Component: 100 - total flux cleaned = 0.000591923 Jy ! Component: 150 - total flux cleaned = 0.00065269 Jy ! Component: 200 - total flux cleaned = 0.000705202 Jy ! Total flux subtracted in 200 components = 0.000705202 Jy ! Clean residual min=-0.001274 max=0.001246 Jy/beam ! Clean residual mean=-0.000004 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0562297 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 73 components and 0.0562297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060596Jy sigma=0.437623 ! Fit after self-cal, rms=0.060595Jy sigma=0.437618 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 = 0.000156585 Jy ! Component: 100 - total flux cleaned = 0.000170791 Jy ! Component: 150 - total flux cleaned = 0.000171152 Jy ! Component: 200 - total flux cleaned = 0.000177435 Jy ! Total flux subtracted in 200 components = 0.000177435 Jy ! Clean residual min=-0.001263 max=0.001232 Jy/beam ! Clean residual mean=-0.000004 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0564072 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 76 components and 0.0564072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060595Jy sigma=0.437616 ! Fit after self-cal, rms=0.060594Jy sigma=0.437613 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8011 mas, bmaj=2.064 mas, bpa=2.405 degrees ! Estimated noise=0.592764 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8011 x 2.064 at 2.405 degrees (North through East) ! Clean map min=-0.0010144 max=0.04995 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6111 mas, bmaj=1.636 mas, bpa=0.826 degrees ! Estimated noise=1.42108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0376951 Jy ! Component: 100 - total flux cleaned = 0.0460511 Jy ! Component: 150 - total flux cleaned = 0.049022 Jy ! Component: 200 - total flux cleaned = 0.0505915 Jy ! Total flux subtracted in 200 components = 0.0505915 Jy ! Clean residual min=-0.002606 max=0.002611 Jy/beam ! Clean residual mean=-0.000000 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.0505915 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0505915 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8011 mas, bmaj=2.064 mas, bpa=2.405 degrees ! Estimated noise=0.592764 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 = 0.00226305 Jy ! Component: 100 - total flux cleaned = 0.00360189 Jy ! Component: 150 - total flux cleaned = 0.00416725 Jy ! Component: 200 - total flux cleaned = 0.00423379 Jy ! Total flux subtracted in 200 components = 0.00423379 Jy ! Clean residual min=-0.001169 max=0.001182 Jy/beam ! Clean residual mean=-0.000002 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0548253 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 35 components and 0.0548253 Jy ! Inverting map ! Added new window around map position (49.2, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000904216 Jy ! Component: 100 - total flux cleaned = 0.00109784 Jy ! Component: 150 - total flux cleaned = 0.0012915 Jy ! Component: 200 - total flux cleaned = 0.0014679 Jy ! Total flux subtracted in 200 components = 0.0014679 Jy ! Clean residual min=-0.001131 max=0.000980 Jy/beam ! Clean residual mean=-0.000002 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0562932 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 56 components and 0.0562932 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.316 mas, bmaj=5.078 mas, bpa=12.11 degrees ! Estimated noise=0.73701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000564161 Jy ! Component: 100 - total flux cleaned = 0.000711158 Jy ! Component: 150 - total flux cleaned = 0.000814283 Jy ! Component: 200 - total flux cleaned = 0.000887218 Jy ! Total flux subtracted in 200 components = 0.000887218 Jy ! Clean residual min=-0.001257 max=0.001113 Jy/beam ! Clean residual mean=-0.000004 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0571804 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 = 5.24234e-05 Jy ! Component: 100 - total flux cleaned = 8.90949e-05 Jy ! Component: 150 - total flux cleaned = 0.000113925 Jy ! Component: 200 - total flux cleaned = 0.000136493 Jy ! Total flux subtracted in 200 components = 0.000136493 Jy ! Clean residual min=-0.001218 max=0.001087 Jy/beam ! Clean residual mean=-0.000004 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0573169 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 72 components and 0.0573169 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8011 mas, bmaj=2.064 mas, bpa=2.405 degrees ! Estimated noise=0.592764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.83284e-05 Jy ! Component: 100 - total flux cleaned = -3.88022e-05 Jy ! Component: 150 - total flux cleaned = -4.5305e-06 Jy ! Component: 200 - total flux cleaned = 2.77327e-05 Jy ! Total flux subtracted in 200 components = 2.77327e-05 Jy ! Clean residual min=-0.001114 max=0.000979 Jy/beam ! Clean residual mean=-0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0573447 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 87 components and 0.0573447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060593Jy sigma=0.437545 ! Fit after self-cal, rms=0.060591Jy sigma=0.437503 wmodel J1958-2052_X_map.mod ! Writing 87 model components to file: J1958-2052_X_map.mod wobs J1958-2052_X_uvs.fits ! Writing UV FITS file: J1958-2052_X_uvs.fits wwins J1958-2052_X_map.win ! wwins: Wrote 4 windows to J1958-2052_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000489679 Jy ! Component: 100 - total flux cleaned = -0.000802527 Jy ! Component: 150 - total flux cleaned = -0.00105978 Jy ! Component: 200 - total flux cleaned = -0.00123856 Jy ! Component: 250 - total flux cleaned = -0.00140982 Jy ! Component: 300 - total flux cleaned = -0.00149975 Jy ! Component: 350 - total flux cleaned = -0.00157212 Jy ! Component: 400 - total flux cleaned = -0.00160008 Jy ! Component: 450 - total flux cleaned = -0.0016138 Jy ! Component: 500 - total flux cleaned = -0.00162709 Jy ! Component: 550 - total flux cleaned = -0.00161379 Jy ! Component: 600 - total flux cleaned = -0.00158818 Jy ! Component: 650 - total flux cleaned = -0.00155057 Jy ! Component: 700 - total flux cleaned = -0.00152605 Jy ! Component: 750 - total flux cleaned = -0.00153819 Jy ! Component: 800 - total flux cleaned = -0.00152609 Jy ! Component: 850 - total flux cleaned = -0.00144432 Jy ! Component: 900 - total flux cleaned = -0.00144446 Jy ! Component: 950 - total flux cleaned = -0.00143323 Jy ! Component: 1000 - total flux cleaned = -0.00141076 Jy ! Component: 1050 - total flux cleaned = -0.00141087 Jy ! Component: 1100 - total flux cleaned = -0.00136715 Jy ! Component: 1150 - total flux cleaned = -0.00134561 Jy ! Component: 1200 - total flux cleaned = -0.00130304 Jy ! Component: 1250 - total flux cleaned = -0.00126091 Jy ! Component: 1300 - total flux cleaned = -0.00127136 Jy ! Component: 1350 - total flux cleaned = -0.00125068 Jy ! Component: 1400 - total flux cleaned = -0.00119993 Jy ! Component: 1450 - total flux cleaned = -0.0011901 Jy ! Component: 1500 - total flux cleaned = -0.00121993 Jy ! Component: 1550 - total flux cleaned = -0.00119036 Jy ! Component: 1600 - total flux cleaned = -0.0011417 Jy ! Component: 1650 - total flux cleaned = -0.00115136 Jy ! Component: 1700 - total flux cleaned = -0.00118011 Jy ! Component: 1750 - total flux cleaned = -0.00114236 Jy ! Component: 1800 - total flux cleaned = -0.0011518 Jy ! Component: 1850 - total flux cleaned = -0.00115191 Jy ! Component: 1900 - total flux cleaned = -0.00118862 Jy ! Component: 1950 - total flux cleaned = -0.00117947 Jy ! Component: 2000 - total flux cleaned = -0.00120662 Jy ! Component: 2050 - total flux cleaned = -0.00119762 Jy ! Component: 2100 - total flux cleaned = -0.0012154 Jy ! Component: 2150 - total flux cleaned = -0.00123305 Jy ! Component: 2200 - total flux cleaned = -0.00125054 Jy ! Component: 2250 - total flux cleaned = -0.00127672 Jy ! Component: 2300 - total flux cleaned = -0.00132851 Jy ! Component: 2350 - total flux cleaned = -0.00132857 Jy ! Component: 2400 - total flux cleaned = -0.00140488 Jy ! Component: 2450 - total flux cleaned = -0.00141311 Jy ! Component: 2500 - total flux cleaned = -0.0014214 Jy ! Component: 2550 - total flux cleaned = -0.00145457 Jy ! Component: 2600 - total flux cleaned = -0.00146278 Jy ! Component: 2650 - total flux cleaned = -0.00149542 Jy ! Component: 2700 - total flux cleaned = -0.00152785 Jy ! Component: 2750 - total flux cleaned = -0.00152786 Jy ! Component: 2800 - total flux cleaned = -0.00155192 Jy ! Component: 2850 - total flux cleaned = -0.00159947 Jy ! Component: 2900 - total flux cleaned = -0.0016152 Jy ! Component: 2950 - total flux cleaned = -0.00163089 Jy ! Component: 3000 - total flux cleaned = -0.00165409 Jy ! Component: 3050 - total flux cleaned = -0.00165407 Jy ! Component: 3100 - total flux cleaned = -0.00165403 Jy ! Component: 3150 - total flux cleaned = -0.00164639 Jy ! Component: 3200 - total flux cleaned = -0.00169929 Jy ! Component: 3250 - total flux cleaned = -0.00169169 Jy ! Component: 3300 - total flux cleaned = -0.00169167 Jy ! Component: 3350 - total flux cleaned = -0.00171401 Jy ! Component: 3400 - total flux cleaned = -0.00172884 Jy ! Component: 3450 - total flux cleaned = -0.00174349 Jy ! Component: 3500 - total flux cleaned = -0.00175084 Jy ! Component: 3550 - total flux cleaned = -0.00177258 Jy ! Component: 3600 - total flux cleaned = -0.00176537 Jy ! Component: 3650 - total flux cleaned = -0.00177248 Jy ! Component: 3700 - total flux cleaned = -0.00178688 Jy ! Component: 3750 - total flux cleaned = -0.00179392 Jy ! Component: 3800 - total flux cleaned = -0.00182907 Jy ! Component: 3850 - total flux cleaned = -0.00182907 Jy ! Component: 3900 - total flux cleaned = -0.00185699 Jy ! Component: 3950 - total flux cleaned = -0.00184313 Jy ! Component: 4000 - total flux cleaned = -0.00186391 Jy ! Component: 4050 - total flux cleaned = -0.0018776 Jy ! Total flux subtracted in 4096 components = -0.00191855 Jy ! Clean residual min=-0.000448 max=0.000432 Jy/beam ! Clean residual mean=-0.000001 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0554261 Jy keep ! Adding 264 model components to the UV plane model. ! The established model now contains 351 components and 0.0554262 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1958-2052_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8011 x 2.064 at 2.405 degrees (North through East) ! Clean map min=-0.00080616 max=0.049716 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1958-2052_X_map.fits wmodel /image_prod/ug002_uva//J1958-2052_X_map.mod ! Writing 351 model components to file: /image_prod/ug002_uva//J1958-2052_X_map.mod wobs /image_prod/ug002_uva//J1958-2052_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1958-2052_X_uvs.fits wwins /image_prod/ug002_uva//J1958-2052_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1958-2052_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0497159 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111958 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.675585 0.675585 1.35117 2.70234 5.40468 10.8094 21.6187 43.2374 86.4748 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.049 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 444.059 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1958-2052_X_dfm.log closed on Thu Mar 5 04:30:12 2020