! Started logfile: /image_prod/ug002_uva//J2256-2735_X_dfm.log on Thu Mar 5 05:59:31 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//J2256-2735_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2256-2735_X_uva.fits ! AN table 1: 50 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.756429 visibilities/baseline/integration-bin. ! Found source: J2256-2735 ! ! 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 121 lines of history. ! ! Reading 12708 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 J2256-2735_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 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023689Jy sigma=7.343364 ! Fit after self-cal, rms=0.828751Jy sigma=5.910781 ! 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=0.56 mas, bmaj=1.828 mas, bpa=0.7713 degrees ! Estimated noise=1.8368 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 = 0.134972 Jy ! Component: 100 - total flux cleaned = 0.164944 Jy ! Total flux subtracted in 100 components = 0.164944 Jy ! Clean residual min=-0.010873 max=0.016428 Jy/beam ! Clean residual mean=-0.000021 rms=0.002404 Jy/beam ! Combined flux in latest and established models = 0.164944 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.164944 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=0.084668Jy sigma=0.541900 ! Fit after self-cal, rms=0.084653Jy sigma=0.541795 ! Inverting map ! Added new window around map position (1.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151406 Jy ! Component: 100 - total flux cleaned = 0.0247982 Jy ! Total flux subtracted in 100 components = 0.0247982 Jy ! Clean residual min=-0.009368 max=0.012219 Jy/beam ! Clean residual mean=-0.000016 rms=0.001878 Jy/beam ! Combined flux in latest and established models = 0.189742 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.189742 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=0.081002Jy sigma=0.507905 ! Fit after self-cal, rms=0.080790Jy sigma=0.505816 ! 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=0.7374 mas, bmaj=2.087 mas, bpa=2.104 degrees ! Estimated noise=0.899833 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 = 0.0118839 Jy ! Component: 100 - total flux cleaned = 0.0191608 Jy ! Component: 150 - total flux cleaned = 0.0238159 Jy ! Component: 200 - total flux cleaned = 0.0268418 Jy ! Total flux subtracted in 200 components = 0.0268418 Jy ! Clean residual min=-0.008050 max=0.012171 Jy/beam ! Clean residual mean=-0.000029 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 0.216584 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 0.216584 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=0.079184Jy sigma=0.488394 ! Fit after self-cal, rms=0.079086Jy sigma=0.486931 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7374 x 2.087 at 2.104 degrees (North through East) ! Clean map min=-0.0076403 max=0.17583 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 1.08 LA 1.03 MK 1.01 ! NL 1.13 OV 0.91 PT 0.90 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.14 LA 1.03 MK 0.96 ! NL 1.12 OV 0.91 PT 0.90 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.18 LA 1.03 MK 1.01 ! NL 1.10 OV 0.92 PT 0.89 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.20 LA 1.05 MK 0.99 ! NL 1.13 OV 0.93 PT 0.91 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.13 LA 1.04 MK 0.96 ! NL 1.12 OV 0.94 PT 0.91 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 1.12 LA 1.04 MK 1.01 ! NL 1.12 OV 0.94 PT 0.93 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.16 LA 1.03 MK 0.97 ! NL 1.11 OV 0.93 PT 0.90 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.17 LA 1.02 MK 1.00 ! NL 1.13 OV 0.90 PT 0.92 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.15 LA 1.00 MK 1.02 ! NL 1.12 OV 0.88 PT 0.94 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.18 LA 1.02 MK 1.05 ! NL 1.12 OV 0.89 PT 0.95 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.13 LA 1.02 MK 0.99 ! NL 1.13 OV 0.88 PT 0.92 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.07 LA 1.01 MK 1.02 ! NL 1.08 OV 0.92 PT 0.89 SC 1.04 ! ! ! Fit before self-cal, rms=0.079086Jy sigma=0.486931 ! Fit after self-cal, rms=0.081562Jy sigma=0.468078 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7374 mas, bmaj=2.081 mas, bpa=2.519 degrees ! Estimated noise=0.900609 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 (3.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182084 Jy ! Component: 100 - total flux cleaned = 0.00281975 Jy ! Component: 150 - total flux cleaned = 0.00347221 Jy ! Component: 200 - total flux cleaned = 0.00388768 Jy ! Total flux subtracted in 200 components = 0.00388768 Jy ! Clean residual min=-0.004177 max=0.003493 Jy/beam ! Clean residual mean=-0.000002 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.220472 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 44 components and 0.220472 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=0.081173Jy sigma=0.465125 ! Fit after self-cal, rms=0.081306Jy sigma=0.464830 ! 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=0.081306Jy sigma=0.464830 ! Fit after self-cal, rms=0.082289Jy sigma=0.462221 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7375 mas, bmaj=2.08 mas, bpa=2.601 degrees ! Estimated noise=0.899077 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00118355 Jy ! Component: 100 - total flux cleaned = -0.000743453 Jy ! Component: 150 - total flux cleaned = -0.000533522 Jy ! Component: 200 - total flux cleaned = -0.000533269 Jy ! Total flux subtracted in 200 components = -0.000533269 Jy ! Clean residual min=-0.003170 max=0.002528 Jy/beam ! Clean residual mean=-0.000000 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.219938 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.219938 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=0.082172Jy sigma=0.461433 ! Fit after self-cal, rms=0.082167Jy sigma=0.461349 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 = -0.000265413 Jy ! Component: 100 - total flux cleaned = -0.000351513 Jy ! Component: 150 - total flux cleaned = -0.000430763 Jy ! Component: 200 - total flux cleaned = -0.000467255 Jy ! Total flux subtracted in 200 components = -0.000467255 Jy ! Clean residual min=-0.003042 max=0.002339 Jy/beam ! Clean residual mean=-0.000000 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.219471 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 64 components and 0.219471 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=0.082119Jy sigma=0.461060 ! Fit after self-cal, rms=0.082103Jy sigma=0.461041 ! 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=0.082103Jy sigma=0.461041 ! Fit after self-cal, rms=0.083238Jy sigma=0.460046 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7382 mas, bmaj=2.082 mas, bpa=2.679 degrees ! Estimated noise=0.897514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000987304 Jy ! Component: 100 - total flux cleaned = -0.00136117 Jy ! Component: 150 - total flux cleaned = -0.00149516 Jy ! Component: 200 - total flux cleaned = -0.00152678 Jy ! Total flux subtracted in 200 components = -0.00152678 Jy ! Clean residual min=-0.002115 max=0.001721 Jy/beam ! Clean residual mean=-0.000000 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.217944 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.217944 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=0.083182Jy sigma=0.459745 ! Fit after self-cal, rms=0.083181Jy sigma=0.459698 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 = -0.000289743 Jy ! Component: 100 - total flux cleaned = -0.000427596 Jy ! Component: 150 - total flux cleaned = -0.000478163 Jy ! Component: 200 - total flux cleaned = -0.000526638 Jy ! Total flux subtracted in 200 components = -0.000526638 Jy ! Clean residual min=-0.002025 max=0.001607 Jy/beam ! Clean residual mean=-0.000001 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.217418 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 76 components and 0.217418 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=0.083160Jy sigma=0.459582 ! Fit after self-cal, rms=0.083151Jy sigma=0.459575 ! 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=0.083151Jy sigma=0.459575 ! Fit after self-cal, rms=0.083455Jy sigma=0.459480 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.877 mas, bmaj=5.1 mas, bpa=3.906 degrees ! Estimated noise=1.18157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000450167 Jy ! Component: 100 - total flux cleaned = -0.000474453 Jy ! Component: 150 - total flux cleaned = -0.000515489 Jy ! Component: 200 - total flux cleaned = -0.000570225 Jy ! Total flux subtracted in 200 components = -0.000570225 Jy ! Clean residual min=-0.002749 max=0.001725 Jy/beam ! Clean residual mean=0.000003 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.216847 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.216847 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=0.083445Jy sigma=0.459448 ! Fit after self-cal, rms=0.083446Jy sigma=0.459416 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 = -0.000146786 Jy ! Component: 100 - total flux cleaned = -0.000243374 Jy ! Component: 150 - total flux cleaned = -0.00027641 Jy ! Component: 200 - total flux cleaned = -0.000323642 Jy ! Total flux subtracted in 200 components = -0.000323642 Jy ! Clean residual min=-0.002661 max=0.001671 Jy/beam ! Clean residual mean=0.000003 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.216524 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 0.216524 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=0.083443Jy sigma=0.459425 ! Fit after self-cal, rms=0.083439Jy sigma=0.459417 ! 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=0.7383 mas, bmaj=2.082 mas, bpa=2.711 degrees ! Estimated noise=0.896297 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7383 x 2.082 at 2.711 degrees (North through East) ! Clean map min=-0.0018581 max=0.17612 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=0.5603 mas, bmaj=1.822 mas, bpa=1.493 degrees ! Estimated noise=1.83872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134858 Jy ! Component: 100 - total flux cleaned = 0.164878 Jy ! Component: 150 - total flux cleaned = 0.176822 Jy ! Component: 200 - total flux cleaned = 0.185015 Jy ! Total flux subtracted in 200 components = 0.185015 Jy ! Clean residual min=-0.004676 max=0.005369 Jy/beam ! Clean residual mean=-0.000008 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 0.185015 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.185015 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7383 mas, bmaj=2.082 mas, bpa=2.711 degrees ! Estimated noise=0.896297 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 = 0.00927423 Jy ! Component: 100 - total flux cleaned = 0.0152967 Jy ! Component: 150 - total flux cleaned = 0.0194836 Jy ! Component: 200 - total flux cleaned = 0.0225128 Jy ! Total flux subtracted in 200 components = 0.0225128 Jy ! Clean residual min=-0.002425 max=0.002166 Jy/beam ! Clean residual mean=-0.000007 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.207528 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 36 components and 0.207528 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=1.877 mas, bmaj=5.1 mas, bpa=3.906 degrees ! Estimated noise=1.18157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391848 Jy ! Component: 100 - total flux cleaned = 0.00629299 Jy ! Component: 150 - total flux cleaned = 0.00786681 Jy ! Component: 200 - total flux cleaned = 0.00869959 Jy ! Total flux subtracted in 200 components = 0.00869959 Jy ! Clean residual min=-0.002893 max=0.002119 Jy/beam ! Clean residual mean=-0.000001 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.216227 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 = 0.000236891 Jy ! Component: 100 - total flux cleaned = 0.000411784 Jy ! Component: 150 - total flux cleaned = 0.000437172 Jy ! Component: 200 - total flux cleaned = 0.000438454 Jy ! Total flux subtracted in 200 components = 0.000438454 Jy ! Clean residual min=-0.002631 max=0.001976 Jy/beam ! Clean residual mean=0.000000 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.216666 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 58 components and 0.216666 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7383 mas, bmaj=2.082 mas, bpa=2.711 degrees ! Estimated noise=0.896297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000187493 Jy ! Component: 100 - total flux cleaned = 0.000101506 Jy ! Component: 150 - total flux cleaned = 2.74802e-05 Jy ! Component: 200 - total flux cleaned = -9.81385e-05 Jy ! Total flux subtracted in 200 components = -9.81385e-05 Jy ! Clean residual min=-0.001931 max=0.001493 Jy/beam ! Clean residual mean=-0.000000 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.216568 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 63 components and 0.216568 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=0.083406Jy sigma=0.459351 ! Fit after self-cal, rms=0.083389Jy sigma=0.459317 wmodel J2256-2735_X_map.mod ! Writing 63 model components to file: J2256-2735_X_map.mod wobs J2256-2735_X_uvs.fits ! Writing UV FITS file: J2256-2735_X_uvs.fits wwins J2256-2735_X_map.win ! wwins: Wrote 3 windows to J2256-2735_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 = -0.000860084 Jy ! Component: 100 - total flux cleaned = -0.00148976 Jy ! Component: 150 - total flux cleaned = -0.0018731 Jy ! Component: 200 - total flux cleaned = -0.00228308 Jy ! Component: 250 - total flux cleaned = -0.00262335 Jy ! Component: 300 - total flux cleaned = -0.0029009 Jy ! Component: 350 - total flux cleaned = -0.00307814 Jy ! Component: 400 - total flux cleaned = -0.00329122 Jy ! Component: 450 - total flux cleaned = -0.00345602 Jy ! Component: 500 - total flux cleaned = -0.00355671 Jy ! Component: 550 - total flux cleaned = -0.00369388 Jy ! Component: 600 - total flux cleaned = -0.0038271 Jy ! Component: 650 - total flux cleaned = -0.00382668 Jy ! Component: 700 - total flux cleaned = -0.00399063 Jy ! Component: 750 - total flux cleaned = -0.00404425 Jy ! Component: 800 - total flux cleaned = -0.00418517 Jy ! Component: 850 - total flux cleaned = -0.00425418 Jy ! Component: 900 - total flux cleaned = -0.00440721 Jy ! Component: 950 - total flux cleaned = -0.00449036 Jy ! Component: 1000 - total flux cleaned = -0.00457211 Jy ! Component: 1050 - total flux cleaned = -0.00466916 Jy ! Component: 1100 - total flux cleaned = -0.00473303 Jy ! Component: 1150 - total flux cleaned = -0.00487463 Jy ! Component: 1200 - total flux cleaned = -0.0049824 Jy ! Component: 1250 - total flux cleaned = -0.00507324 Jy ! Component: 1300 - total flux cleaned = -0.00513298 Jy ! Component: 1350 - total flux cleaned = -0.00519186 Jy ! Component: 1400 - total flux cleaned = -0.00532269 Jy ! Component: 1450 - total flux cleaned = -0.00537961 Jy ! Component: 1500 - total flux cleaned = -0.00535125 Jy ! Component: 1550 - total flux cleaned = -0.00536551 Jy ! Component: 1600 - total flux cleaned = -0.00542064 Jy ! Component: 1650 - total flux cleaned = -0.00540721 Jy ! Component: 1700 - total flux cleaned = -0.00547445 Jy ! Component: 1750 - total flux cleaned = -0.00547438 Jy ! Component: 1800 - total flux cleaned = -0.00553978 Jy ! Component: 1850 - total flux cleaned = -0.00552693 Jy ! Component: 1900 - total flux cleaned = -0.00553998 Jy ! Component: 1950 - total flux cleaned = -0.00560334 Jy ! Component: 2000 - total flux cleaned = -0.00565347 Jy ! Component: 2050 - total flux cleaned = -0.00573986 Jy ! Component: 2100 - total flux cleaned = -0.0057398 Jy ! Component: 2150 - total flux cleaned = -0.00577605 Jy ! Component: 2200 - total flux cleaned = -0.00578811 Jy ! Component: 2250 - total flux cleaned = -0.00585912 Jy ! Component: 2300 - total flux cleaned = -0.00584742 Jy ! Component: 2350 - total flux cleaned = -0.00588218 Jy ! Component: 2400 - total flux cleaned = -0.0058706 Jy ! Component: 2450 - total flux cleaned = -0.00589336 Jy ! Component: 2500 - total flux cleaned = -0.00590471 Jy ! Component: 2550 - total flux cleaned = -0.00590479 Jy ! Component: 2600 - total flux cleaned = -0.00592688 Jy ! Component: 2650 - total flux cleaned = -0.00591592 Jy ! Component: 2700 - total flux cleaned = -0.00591594 Jy ! Component: 2750 - total flux cleaned = -0.00590531 Jy ! Component: 2800 - total flux cleaned = -0.00590518 Jy ! Component: 2850 - total flux cleaned = -0.0059369 Jy ! Component: 2900 - total flux cleaned = -0.00595779 Jy ! Component: 2950 - total flux cleaned = -0.00596813 Jy ! Component: 3000 - total flux cleaned = -0.00593726 Jy ! Component: 3050 - total flux cleaned = -0.00597814 Jy ! Component: 3100 - total flux cleaned = -0.00598817 Jy ! Component: 3150 - total flux cleaned = -0.00601841 Jy ! Component: 3200 - total flux cleaned = -0.00605826 Jy ! Component: 3250 - total flux cleaned = -0.00603843 Jy ! Component: 3300 - total flux cleaned = -0.00603843 Jy ! Component: 3350 - total flux cleaned = -0.0060775 Jy ! Component: 3400 - total flux cleaned = -0.00608716 Jy ! Component: 3450 - total flux cleaned = -0.00613526 Jy ! Component: 3500 - total flux cleaned = -0.00616397 Jy ! Component: 3550 - total flux cleaned = -0.00615446 Jy ! Component: 3600 - total flux cleaned = -0.00617334 Jy ! Component: 3650 - total flux cleaned = -0.00616402 Jy ! Component: 3700 - total flux cleaned = -0.006192 Jy ! Component: 3750 - total flux cleaned = -0.00622908 Jy ! Component: 3800 - total flux cleaned = -0.0062567 Jy ! Component: 3850 - total flux cleaned = -0.00625663 Jy ! Component: 3900 - total flux cleaned = -0.00625661 Jy ! Component: 3950 - total flux cleaned = -0.00623848 Jy ! Component: 4000 - total flux cleaned = -0.00626554 Jy ! Component: 4050 - total flux cleaned = -0.00626549 Jy ! Total flux subtracted in 4096 components = -0.00628336 Jy ! Clean residual min=-0.000620 max=0.000454 Jy/beam ! Clean residual mean=-0.000001 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.210284 Jy keep ! Adding 248 model components to the UV plane model. ! The established model now contains 311 components and 0.210285 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2256-2735_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7383 x 2.082 at 2.711 degrees (North through East) ! Clean map min=-0.001203 max=0.17576 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2256-2735_X_map.fits wmodel /image_prod/ug002_uva//J2256-2735_X_map.mod ! Writing 311 model components to file: /image_prod/ug002_uva//J2256-2735_X_map.mod wobs /image_prod/ug002_uva//J2256-2735_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2256-2735_X_uvs.fits wwins /image_prod/ug002_uva//J2256-2735_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2256-2735_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.17576 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000151645 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.258839 0.258839 0.517678 1.03536 2.07071 4.14143 8.28286 16.5657 33.1314 66.2628 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.175 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1159.02 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2256-2735_X_dfm.log closed on Thu Mar 5 05:59:35 2020