! Started logfile: /image_prod/ug002_uva//J1952+2526_X_dfm.log on Thu Mar 5 04:26:39 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//J1952+2526_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1952+2526_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.903704 visibilities/baseline/integration-bin. ! Found source: J1952+2526 ! ! 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 29280 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 J1952+2526_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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.044727Jy sigma=9.070491 ! Fit after self-cal, rms=0.718893Jy sigma=6.175076 ! 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=0.7264 mas, bmaj=1.51 mas, bpa=1.647 degrees ! Estimated noise=0.948714 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 = 0.217637 Jy ! Component: 100 - total flux cleaned = 0.274252 Jy ! Total flux subtracted in 100 components = 0.274252 Jy ! Clean residual min=-0.011638 max=0.023360 Jy/beam ! Clean residual mean=0.000002 rms=0.002810 Jy/beam ! Combined flux in latest and established models = 0.274252 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.274252 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=0.091510Jy sigma=0.736977 ! Fit after self-cal, rms=0.091504Jy sigma=0.736854 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0253005 Jy ! Component: 100 - total flux cleaned = 0.0383725 Jy ! Total flux subtracted in 100 components = 0.0383725 Jy ! Clean residual min=-0.011740 max=0.023254 Jy/beam ! Clean residual mean=-0.000003 rms=0.002534 Jy/beam ! Combined flux in latest and established models = 0.312625 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.312625 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=0.082285Jy sigma=0.665551 ! Fit after self-cal, rms=0.082281Jy sigma=0.665413 ! Inverting map ! Added new window around map position (-0.6, -3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236139 Jy ! Component: 100 - total flux cleaned = 0.0364849 Jy ! Total flux subtracted in 100 components = 0.0364849 Jy ! Clean residual min=-0.010310 max=0.012755 Jy/beam ! Clean residual mean=-0.000003 rms=0.002087 Jy/beam ! Combined flux in latest and established models = 0.349109 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 28 components and 0.349109 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=0.073639Jy sigma=0.581674 ! Fit after self-cal, rms=0.073057Jy sigma=0.575403 ! 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=0.9322 mas, bmaj=1.803 mas, bpa=0.07205 degrees ! Estimated noise=0.48731 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 = 0.0136084 Jy ! Component: 100 - total flux cleaned = 0.0220045 Jy ! Component: 150 - total flux cleaned = 0.0264507 Jy ! Component: 200 - total flux cleaned = 0.0274416 Jy ! Total flux subtracted in 200 components = 0.0274416 Jy ! Clean residual min=-0.007760 max=0.009737 Jy/beam ! Clean residual mean=-0.000008 rms=0.001803 Jy/beam ! Combined flux in latest and established models = 0.376551 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 43 components and 0.376551 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=0.069826Jy sigma=0.548957 ! Fit after self-cal, rms=0.069593Jy sigma=0.546540 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9322 x 1.803 at 0.07205 degrees (North through East) ! Clean map min=-0.007404 max=0.28665 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.88 KP 1.07 ! LA 1.06 MK 1.06 NL 1.16 OV 0.93 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.91 KP 1.07 ! LA 1.05 MK 1.06 NL 1.17 OV 0.93 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.89 KP 1.08 ! LA 1.04 MK 1.06 NL 1.16 OV 0.93 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.90 KP 1.07 ! LA 1.05 MK 1.05 NL 1.15 OV 0.93 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.89 KP 1.06 ! LA 1.05 MK 1.07 NL 1.14 OV 0.93 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.88 KP 1.06 ! LA 1.05 MK 1.06 NL 1.14 OV 0.92 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.89 KP 1.06 ! LA 1.05 MK 1.05 NL 1.15 OV 0.92 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.88 KP 1.05 ! LA 1.04 MK 1.06 NL 1.13 OV 0.93 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.89 KP 1.07 ! LA 1.05 MK 1.03 NL 1.12 OV 0.91 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.87 KP 1.06 ! LA 1.05 MK 1.04 NL 1.14 OV 0.92 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.88 KP 1.06 ! LA 1.04 MK 1.06 NL 1.10 OV 0.92 ! PT 0.89 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.86 KP 1.06 ! LA 1.04 MK 1.06 NL 1.14 OV 0.91 ! PT 0.89 SC 0.95 ! ! ! Fit before self-cal, rms=0.069593Jy sigma=0.546540 ! Fit after self-cal, rms=0.061452Jy sigma=0.473231 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9323 mas, bmaj=1.796 mas, bpa=0.5701 degrees ! Estimated noise=0.482443 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 (-1.2, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00563652 Jy ! Component: 100 - total flux cleaned = 0.00535863 Jy ! Component: 150 - total flux cleaned = 0.00497157 Jy ! Component: 200 - total flux cleaned = 0.00485375 Jy ! Total flux subtracted in 200 components = 0.00485375 Jy ! Clean residual min=-0.004594 max=0.004427 Jy/beam ! Clean residual mean=-0.000004 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.381405 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 64 components and 0.381405 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=0.060534Jy sigma=0.466140 ! Fit after self-cal, rms=0.060503Jy sigma=0.465335 ! 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=0.060503Jy sigma=0.465335 ! Fit after self-cal, rms=0.064607Jy sigma=0.442436 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9364 mas, bmaj=1.851 mas, bpa=2.451 degrees ! Estimated noise=0.488122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292911 Jy ! Component: 100 - total flux cleaned = 0.00291307 Jy ! Component: 150 - total flux cleaned = 0.00333774 Jy ! Component: 200 - total flux cleaned = 0.00350983 Jy ! Total flux subtracted in 200 components = 0.00350983 Jy ! Clean residual min=-0.002434 max=0.003418 Jy/beam ! Clean residual mean=-0.000001 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.384915 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 74 components and 0.384915 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=0.064165Jy sigma=0.436744 ! Fit after self-cal, rms=0.064164Jy sigma=0.436263 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 (-1.8, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215351 Jy ! Component: 100 - total flux cleaned = 0.00377733 Jy ! Component: 150 - total flux cleaned = 0.00492331 Jy ! Component: 200 - total flux cleaned = 0.00588053 Jy ! Total flux subtracted in 200 components = 0.00588053 Jy ! Clean residual min=-0.002169 max=0.001887 Jy/beam ! Clean residual mean=-0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.390795 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 0.390795 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=0.063950Jy sigma=0.433567 ! Fit after self-cal, rms=0.063944Jy sigma=0.433435 ! 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=0.063944Jy sigma=0.433435 ! Fit after self-cal, rms=0.064881Jy sigma=0.432932 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9362 mas, bmaj=1.852 mas, bpa=2.542 degrees ! Estimated noise=0.486713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.56095e-05 Jy ! Component: 100 - total flux cleaned = 0.000689054 Jy ! Component: 150 - total flux cleaned = 0.00123558 Jy ! Component: 200 - total flux cleaned = 0.00178301 Jy ! Total flux subtracted in 200 components = 0.00178301 Jy ! Clean residual min=-0.002082 max=0.001597 Jy/beam ! Clean residual mean=-0.000001 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.392578 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 99 components and 0.392578 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=0.064773Jy sigma=0.431506 ! Fit after self-cal, rms=0.064772Jy sigma=0.431443 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 = 0.000410452 Jy ! Component: 100 - total flux cleaned = 0.000804549 Jy ! Component: 150 - total flux cleaned = 0.00103321 Jy ! Component: 200 - total flux cleaned = 0.00120678 Jy ! Total flux subtracted in 200 components = 0.00120678 Jy ! Clean residual min=-0.001936 max=0.001489 Jy/beam ! Clean residual mean=-0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.393785 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 107 components and 0.393785 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=0.064717Jy sigma=0.430708 ! Fit after self-cal, rms=0.064717Jy sigma=0.430679 ! 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=0.064717Jy sigma=0.430679 ! Fit after self-cal, rms=0.065275Jy sigma=0.430591 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.063 mas, bmaj=2.627 mas, bpa=-2.738 degrees ! Estimated noise=0.599491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013295 Jy ! Component: 100 - total flux cleaned = 0.00225303 Jy ! Component: 150 - total flux cleaned = 0.00296686 Jy ! Component: 200 - total flux cleaned = 0.00334914 Jy ! Total flux subtracted in 200 components = 0.00334914 Jy ! Clean residual min=-0.001381 max=0.001507 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.397134 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 121 components and 0.397134 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=0.065261Jy sigma=0.430430 ! Fit after self-cal, rms=0.065262Jy sigma=0.430408 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 (-0.2, -16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136825 Jy ! Component: 100 - total flux cleaned = 0.00219206 Jy ! Component: 150 - total flux cleaned = 0.00272595 Jy ! Component: 200 - total flux cleaned = 0.00312107 Jy ! Total flux subtracted in 200 components = 0.00312107 Jy ! Clean residual min=-0.001242 max=0.001091 Jy/beam ! Clean residual mean=-0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.400255 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 148 components and 0.400255 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=0.065243Jy sigma=0.430208 ! Fit after self-cal, rms=0.065243Jy sigma=0.430190 ! 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=0.9364 mas, bmaj=1.854 mas, bpa=2.609 degrees ! Estimated noise=0.486082 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9364 x 1.854 at 2.609 degrees (North through East) ! Clean map min=-0.0015562 max=0.28598 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=0.7267 mas, bmaj=1.568 mas, bpa=4.246 degrees ! Estimated noise=0.952705 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.21835 Jy ! Component: 100 - total flux cleaned = 0.269393 Jy ! Component: 150 - total flux cleaned = 0.296724 Jy ! Component: 200 - total flux cleaned = 0.31631 Jy ! Total flux subtracted in 200 components = 0.31631 Jy ! Clean residual min=-0.004730 max=0.011246 Jy/beam ! Clean residual mean=0.000002 rms=0.001236 Jy/beam ! Combined flux in latest and established models = 0.316311 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.316311 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9364 mas, bmaj=1.854 mas, bpa=2.609 degrees ! Estimated noise=0.486082 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 = 0.0208412 Jy ! Component: 100 - total flux cleaned = 0.0345388 Jy ! Component: 150 - total flux cleaned = 0.0439753 Jy ! Component: 200 - total flux cleaned = 0.0506932 Jy ! Total flux subtracted in 200 components = 0.0506932 Jy ! Clean residual min=-0.002369 max=0.003798 Jy/beam ! Clean residual mean=-0.000001 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.367004 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 48 components and 0.367004 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00495682 Jy ! Component: 100 - total flux cleaned = 0.00876239 Jy ! Component: 150 - total flux cleaned = 0.0118359 Jy ! Component: 200 - total flux cleaned = 0.0144257 Jy ! Total flux subtracted in 200 components = 0.0144257 Jy ! Clean residual min=-0.001843 max=0.002188 Jy/beam ! Clean residual mean=-0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.38143 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 75 components and 0.38143 Jy ! Inverting map ! Added new window around map position (-2, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241327 Jy ! Component: 100 - total flux cleaned = 0.00446359 Jy ! Component: 150 - total flux cleaned = 0.00628901 Jy ! Component: 200 - total flux cleaned = 0.00792504 Jy ! Total flux subtracted in 200 components = 0.00792504 Jy ! Clean residual min=-0.001517 max=0.001373 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.389355 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 86 components and 0.389355 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=2.063 mas, bmaj=2.627 mas, bpa=-2.738 degrees ! Estimated noise=0.599491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221799 Jy ! Component: 100 - total flux cleaned = 0.00392279 Jy ! Component: 150 - total flux cleaned = 0.00535322 Jy ! Component: 200 - total flux cleaned = 0.00656869 Jy ! Total flux subtracted in 200 components = 0.00656869 Jy ! Clean residual min=-0.001343 max=0.001157 Jy/beam ! Clean residual mean=-0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.395923 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 = 0.00103881 Jy ! Component: 100 - total flux cleaned = 0.0019371 Jy ! Component: 150 - total flux cleaned = 0.00271956 Jy ! Component: 200 - total flux cleaned = 0.00329598 Jy ! Total flux subtracted in 200 components = 0.00329598 Jy ! Clean residual min=-0.001208 max=0.000997 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.399219 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 159 components and 0.399219 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9364 mas, bmaj=1.854 mas, bpa=2.609 degrees ! Estimated noise=0.486082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000824513 Jy ! Component: 100 - total flux cleaned = 0.00128716 Jy ! Component: 150 - total flux cleaned = 0.00157383 Jy ! Component: 200 - total flux cleaned = 0.00177745 Jy ! Total flux subtracted in 200 components = 0.00177745 Jy ! Clean residual min=-0.001216 max=0.001073 Jy/beam ! Clean residual mean=-0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.400997 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 181 components and 0.400997 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=0.065472Jy sigma=0.427988 ! Fit after self-cal, rms=0.065428Jy sigma=0.427851 wmodel J1952+2526_X_map.mod ! Writing 181 model components to file: J1952+2526_X_map.mod wobs J1952+2526_X_uvs.fits ! Writing UV FITS file: J1952+2526_X_uvs.fits wwins J1952+2526_X_map.win ! wwins: Wrote 6 windows to J1952+2526_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 = -0.000516233 Jy ! Component: 100 - total flux cleaned = -0.000658364 Jy ! Component: 150 - total flux cleaned = -0.000794208 Jy ! Component: 200 - total flux cleaned = -0.000944965 Jy ! Component: 250 - total flux cleaned = -0.00107326 Jy ! Component: 300 - total flux cleaned = -0.00116258 Jy ! Component: 350 - total flux cleaned = -0.0012679 Jy ! Component: 400 - total flux cleaned = -0.00137121 Jy ! Component: 450 - total flux cleaned = -0.00145556 Jy ! Component: 500 - total flux cleaned = -0.00145553 Jy ! Component: 550 - total flux cleaned = -0.00140659 Jy ! Component: 600 - total flux cleaned = -0.00142262 Jy ! Component: 650 - total flux cleaned = -0.00142273 Jy ! Component: 700 - total flux cleaned = -0.00142277 Jy ! Component: 750 - total flux cleaned = -0.00145367 Jy ! Component: 800 - total flux cleaned = -0.00146893 Jy ! Component: 850 - total flux cleaned = -0.0014538 Jy ! Component: 900 - total flux cleaned = -0.00145391 Jy ! Component: 950 - total flux cleaned = -0.0014244 Jy ! Component: 1000 - total flux cleaned = -0.00139517 Jy ! Component: 1050 - total flux cleaned = -0.00139524 Jy ! Component: 1100 - total flux cleaned = -0.00132388 Jy ! Component: 1150 - total flux cleaned = -0.00132409 Jy ! Component: 1200 - total flux cleaned = -0.00129619 Jy ! Component: 1250 - total flux cleaned = -0.0013099 Jy ! Component: 1300 - total flux cleaned = -0.00122769 Jy ! Component: 1350 - total flux cleaned = -0.00124136 Jy ! Component: 1400 - total flux cleaned = -0.00124119 Jy ! Component: 1450 - total flux cleaned = -0.00120133 Jy ! Component: 1500 - total flux cleaned = -0.00118815 Jy ! Component: 1550 - total flux cleaned = -0.00116219 Jy ! Component: 1600 - total flux cleaned = -0.00116229 Jy ! Component: 1650 - total flux cleaned = -0.0011751 Jy ! Component: 1700 - total flux cleaned = -0.00114966 Jy ! Component: 1750 - total flux cleaned = -0.00113698 Jy ! Component: 1800 - total flux cleaned = -0.00114947 Jy ! Component: 1850 - total flux cleaned = -0.0011371 Jy ! Component: 1900 - total flux cleaned = -0.00112487 Jy ! Component: 1950 - total flux cleaned = -0.00111267 Jy ! Component: 2000 - total flux cleaned = -0.00114887 Jy ! Component: 2050 - total flux cleaned = -0.00113694 Jy ! Component: 2100 - total flux cleaned = -0.00119614 Jy ! Component: 2150 - total flux cleaned = -0.00113709 Jy ! Component: 2200 - total flux cleaned = -0.00112527 Jy ! Component: 2250 - total flux cleaned = -0.00107904 Jy ! Component: 2300 - total flux cleaned = -0.00109069 Jy ! Component: 2350 - total flux cleaned = -0.00109077 Jy ! Component: 2400 - total flux cleaned = -0.00109063 Jy ! Component: 2450 - total flux cleaned = -0.00105688 Jy ! Component: 2500 - total flux cleaned = -0.00102321 Jy ! Component: 2550 - total flux cleaned = -0.00107879 Jy ! Component: 2600 - total flux cleaned = -0.00104569 Jy ! Component: 2650 - total flux cleaned = -0.00100173 Jy ! Component: 2700 - total flux cleaned = -0.00099071 Jy ! Component: 2750 - total flux cleaned = -0.000979937 Jy ! Component: 2800 - total flux cleaned = -0.000958415 Jy ! Component: 2850 - total flux cleaned = -0.000979853 Jy ! Component: 2900 - total flux cleaned = -0.000958545 Jy ! Component: 2950 - total flux cleaned = -0.000979812 Jy ! Component: 3000 - total flux cleaned = -0.00101133 Jy ! Component: 3050 - total flux cleaned = -0.00100079 Jy ! Component: 3100 - total flux cleaned = -0.00101127 Jy ! Component: 3150 - total flux cleaned = -0.000980164 Jy ! Component: 3200 - total flux cleaned = -0.000990427 Jy ! Component: 3250 - total flux cleaned = -0.000990388 Jy ! Component: 3300 - total flux cleaned = -0.00100054 Jy ! Component: 3350 - total flux cleaned = -0.00100058 Jy ! Component: 3400 - total flux cleaned = -0.00101083 Jy ! Component: 3450 - total flux cleaned = -0.000980711 Jy ! Component: 3500 - total flux cleaned = -0.00102072 Jy ! Component: 3550 - total flux cleaned = -0.00106049 Jy ! Component: 3600 - total flux cleaned = -0.00106051 Jy ! Component: 3650 - total flux cleaned = -0.00105069 Jy ! Component: 3700 - total flux cleaned = -0.00108984 Jy ! Component: 3750 - total flux cleaned = -0.00108011 Jy ! Component: 3800 - total flux cleaned = -0.00107044 Jy ! Component: 3850 - total flux cleaned = -0.00108008 Jy ! Component: 3900 - total flux cleaned = -0.00109926 Jy ! Component: 3950 - total flux cleaned = -0.00110883 Jy ! Component: 4000 - total flux cleaned = -0.00110886 Jy ! Component: 4050 - total flux cleaned = -0.00115621 Jy ! Total flux subtracted in 4096 components = -0.00111844 Jy ! Clean residual min=-0.000583 max=0.000602 Jy/beam ! Clean residual mean=0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.399878 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 479 components and 0.399879 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1952+2526_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9364 x 1.854 at 2.609 degrees (North through East) ! Clean map min=-0.0012107 max=0.28717 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1952+2526_X_map.fits wmodel /image_prod/ug002_uva//J1952+2526_X_map.mod ! Writing 479 model components to file: /image_prod/ug002_uva//J1952+2526_X_map.mod wobs /image_prod/ug002_uva//J1952+2526_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1952+2526_X_uvs.fits wwins /image_prod/ug002_uva//J1952+2526_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1952+2526_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.287166 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015532 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.162262 0.162262 0.324524 0.649048 1.2981 2.59619 5.19238 10.3848 20.7695 41.539 83.0781 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.287 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1848.86 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1952+2526_X_dfm.log closed on Thu Mar 5 04:26:44 2020