! Started logfile: /image_prod/ug002_uva//J2237+4216_X_dfm.log on Thu Mar 5 05:49:18 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//J2237+4216_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2237+4216_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.974537 visibilities/baseline/integration-bin. ! Found source: J2237+4216 ! ! 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 25260 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 J2237+4216_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014858Jy sigma=8.803200 ! Fit after self-cal, rms=0.849153Jy sigma=7.339390 ! 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=0.8856 mas, bmaj=1.634 mas, bpa=-27.47 degrees ! Estimated noise=1.14967 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 = 0.115363 Jy ! Component: 100 - total flux cleaned = 0.146483 Jy ! Total flux subtracted in 100 components = 0.146483 Jy ! Clean residual min=-0.005919 max=0.012490 Jy/beam ! Clean residual mean=0.000004 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 0.146483 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.146483 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=0.072801Jy sigma=0.536578 ! Fit after self-cal, rms=0.072809Jy sigma=0.536457 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126611 Jy ! Component: 100 - total flux cleaned = 0.0185774 Jy ! Total flux subtracted in 100 components = 0.0185774 Jy ! Clean residual min=-0.005574 max=0.005796 Jy/beam ! Clean residual mean=-0.000002 rms=0.001309 Jy/beam ! Combined flux in latest and established models = 0.16506 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.16506 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=0.070326Jy sigma=0.513274 ! Fit after self-cal, rms=0.070341Jy sigma=0.513224 ! 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=1.203 mas, bmaj=1.925 mas, bpa=-26.07 degrees ! Estimated noise=0.529119 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 = 0.0035292 Jy ! Component: 100 - total flux cleaned = 0.00510663 Jy ! Component: 150 - total flux cleaned = 0.00561461 Jy ! Component: 200 - total flux cleaned = 0.00569793 Jy ! Total flux subtracted in 200 components = 0.00569793 Jy ! Clean residual min=-0.005784 max=0.005525 Jy/beam ! Clean residual mean=-0.000007 rms=0.001132 Jy/beam ! Combined flux in latest and established models = 0.170758 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 32 components and 0.170758 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=0.070112Jy sigma=0.512264 ! Fit after self-cal, rms=0.070120Jy sigma=0.512256 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.203 x 1.925 at -26.07 degrees (North through East) ! Clean map min=-0.0056407 max=0.15407 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 0.95 KP 1.11 ! LA 0.99 MK 1.14 NL 1.17 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.00 HN 0.96 KP 1.09 ! LA 1.01 MK 1.13 NL 1.17 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 HN 0.95 KP 1.08 ! LA 1.02 MK 1.15 NL 1.15 OV 0.93 ! PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.01 HN 0.95 KP 1.09 ! LA 1.02 MK 1.12 NL 1.16 OV 0.91 ! PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.98 HN 0.95 KP 1.09 ! LA 1.01 MK 1.12 NL 1.17 OV 0.91 ! PT 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.01 HN 0.95 KP 1.10 ! LA 1.02 MK 1.12 NL 1.14 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.95 KP 1.10 ! LA 1.02 MK 1.11 NL 1.16 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 HN 0.94 KP 1.11 ! LA 1.01 MK 1.16 NL 1.17 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.03 HN 0.95 KP 1.07 ! LA 1.01 MK 1.10 NL 1.17 OV 0.89 ! PT 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 0.92 KP 1.08 ! LA 1.00 MK 1.09 NL 1.18 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.94 KP 1.11 ! LA 1.01 MK 1.13 NL 1.13 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.92 KP 1.07 ! LA 1.01 MK 1.17 NL 1.16 OV 0.90 ! PT 0.89 ! ! ! Fit before self-cal, rms=0.070120Jy sigma=0.512256 ! Fit after self-cal, rms=0.066504Jy sigma=0.485523 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.234 mas, bmaj=1.931 mas, bpa=-25.98 degrees ! Estimated noise=0.531901 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 = -0.000168815 Jy ! Component: 100 - total flux cleaned = -0.000130449 Jy ! Component: 150 - total flux cleaned = -7.3876e-05 Jy ! Component: 200 - total flux cleaned = -7.3054e-05 Jy ! Total flux subtracted in 200 components = -7.3054e-05 Jy ! Clean residual min=-0.002682 max=0.002243 Jy/beam ! Clean residual mean=-0.000001 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.170685 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 41 components and 0.170685 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=0.066472Jy sigma=0.485228 ! Fit after self-cal, rms=0.066475Jy sigma=0.485013 ! 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=0.066475Jy sigma=0.485013 ! Fit after self-cal, rms=0.066751Jy sigma=0.478990 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.238 mas, bmaj=1.934 mas, bpa=-25.74 degrees ! Estimated noise=0.531679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000375515 Jy ! Component: 100 - total flux cleaned = -0.0004348 Jy ! Component: 150 - total flux cleaned = -0.000487419 Jy ! Component: 200 - total flux cleaned = -0.00053408 Jy ! Total flux subtracted in 200 components = -0.00053408 Jy ! Clean residual min=-0.001486 max=0.001239 Jy/beam ! Clean residual mean=0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.170151 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.170151 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=0.066744Jy sigma=0.478936 ! Fit after self-cal, rms=0.066755Jy sigma=0.478906 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 = -6.69947e-05 Jy ! Component: 100 - total flux cleaned = -8.76314e-05 Jy ! Component: 150 - total flux cleaned = -9.75177e-05 Jy ! Component: 200 - total flux cleaned = -0.000115929 Jy ! Total flux subtracted in 200 components = -0.000115929 Jy ! Clean residual min=-0.001476 max=0.001231 Jy/beam ! Clean residual mean=0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.170035 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 50 components and 0.170035 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=0.066751Jy sigma=0.478887 ! Fit after self-cal, rms=0.066751Jy sigma=0.478886 ! 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=0.066751Jy sigma=0.478886 ! Fit after self-cal, rms=0.067058Jy sigma=0.478855 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.243 mas, bmaj=1.935 mas, bpa=-25.67 degrees ! Estimated noise=0.531773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000291772 Jy ! Component: 100 - total flux cleaned = -0.00034499 Jy ! Component: 150 - total flux cleaned = -0.000392074 Jy ! Component: 200 - total flux cleaned = -0.000444517 Jy ! Total flux subtracted in 200 components = -0.000444517 Jy ! Clean residual min=-0.001435 max=0.001207 Jy/beam ! Clean residual mean=0.000002 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.169591 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 0.169591 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=0.067053Jy sigma=0.478815 ! Fit after self-cal, rms=0.067054Jy sigma=0.478815 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 = -6.53236e-05 Jy ! Component: 100 - total flux cleaned = -7.43428e-05 Jy ! Component: 150 - total flux cleaned = -9.07035e-05 Jy ! Component: 200 - total flux cleaned = -0.000106347 Jy ! Total flux subtracted in 200 components = -0.000106347 Jy ! Clean residual min=-0.001424 max=0.001195 Jy/beam ! Clean residual mean=0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.169484 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 54 components and 0.169485 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=0.067052Jy sigma=0.478798 ! Fit after self-cal, rms=0.067051Jy sigma=0.478799 ! 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=0.067051Jy sigma=0.478799 ! Fit after self-cal, rms=0.067309Jy sigma=0.478781 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.463 mas, bmaj=2.612 mas, bpa=-10.3 degrees ! Estimated noise=0.584819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000397182 Jy ! Component: 100 - total flux cleaned = -0.000499942 Jy ! Component: 150 - total flux cleaned = -0.000518192 Jy ! Component: 200 - total flux cleaned = -0.000525637 Jy ! Total flux subtracted in 200 components = -0.000525637 Jy ! Clean residual min=-0.001098 max=0.001145 Jy/beam ! Clean residual mean=0.000004 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.168959 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 59 components and 0.168959 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=0.067309Jy sigma=0.478764 ! Fit after self-cal, rms=0.067311Jy sigma=0.478762 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 = -1.32056e-05 Jy ! Component: 100 - total flux cleaned = -1.3158e-05 Jy ! Component: 150 - total flux cleaned = -9.57351e-06 Jy ! Component: 200 - total flux cleaned = -9.64146e-06 Jy ! Total flux subtracted in 200 components = -9.64146e-06 Jy ! Clean residual min=-0.001099 max=0.001141 Jy/beam ! Clean residual mean=0.000004 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.168949 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 61 components and 0.168949 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=0.067312Jy sigma=0.478762 ! Fit after self-cal, rms=0.067312Jy sigma=0.478762 ! 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=1.247 mas, bmaj=1.936 mas, bpa=-25.62 degrees ! Estimated noise=0.531857 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.247 x 1.936 at -25.62 degrees (North through East) ! Clean map min=-0.0012513 max=0.15539 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=0.9225 mas, bmaj=1.647 mas, bpa=-27.11 degrees ! Estimated noise=1.17615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.117893 Jy ! Component: 100 - total flux cleaned = 0.146913 Jy ! Component: 150 - total flux cleaned = 0.158075 Jy ! Component: 200 - total flux cleaned = 0.163087 Jy ! Total flux subtracted in 200 components = 0.163087 Jy ! Clean residual min=-0.002921 max=0.003331 Jy/beam ! Clean residual mean=0.000003 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.163087 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 0.163087 Jy ! Inverting map and beam ! Estimated beam: bmin=1.247 mas, bmaj=1.936 mas, bpa=-25.62 degrees ! Estimated noise=0.531857 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 = 0.00313534 Jy ! Component: 100 - total flux cleaned = 0.00463974 Jy ! Component: 150 - total flux cleaned = 0.00549374 Jy ! Component: 200 - total flux cleaned = 0.0056986 Jy ! Total flux subtracted in 200 components = 0.0056986 Jy ! Clean residual min=-0.001467 max=0.001183 Jy/beam ! Clean residual mean=0.000002 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.168785 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.168785 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=2.463 mas, bmaj=2.612 mas, bpa=-10.3 degrees ! Estimated noise=0.584819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014444 Jy ! Component: 100 - total flux cleaned = 0.000197845 Jy ! Component: 150 - total flux cleaned = 0.000222832 Jy ! Component: 200 - total flux cleaned = 0.000229649 Jy ! Total flux subtracted in 200 components = 0.000229649 Jy ! Clean residual min=-0.001111 max=0.001143 Jy/beam ! Clean residual mean=0.000004 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.169015 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 = -1.09969e-07 Jy ! Component: 100 - total flux cleaned = 5.80617e-06 Jy ! Component: 150 - total flux cleaned = 5.85078e-06 Jy ! Component: 200 - total flux cleaned = 5.83806e-06 Jy ! Total flux subtracted in 200 components = 5.83806e-06 Jy ! Clean residual min=-0.001109 max=0.001139 Jy/beam ! Clean residual mean=0.000004 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.169021 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.169021 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.247 mas, bmaj=1.936 mas, bpa=-25.62 degrees ! Estimated noise=0.531857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.52055e-05 Jy ! Component: 100 - total flux cleaned = 8.40726e-05 Jy ! Component: 150 - total flux cleaned = 0.000113075 Jy ! Component: 200 - total flux cleaned = 0.000113935 Jy ! Total flux subtracted in 200 components = 0.000113935 Jy ! Clean residual min=-0.001406 max=0.001193 Jy/beam ! Clean residual mean=0.000002 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.169135 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 42 components and 0.169135 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=0.067319Jy sigma=0.478770 ! Fit after self-cal, rms=0.067305Jy sigma=0.478761 wmodel J2237+4216_X_map.mod ! Writing 42 model components to file: J2237+4216_X_map.mod wobs J2237+4216_X_uvs.fits ! Writing UV FITS file: J2237+4216_X_uvs.fits wwins J2237+4216_X_map.win ! wwins: Wrote 1 windows to J2237+4216_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 = -0.000420848 Jy ! Component: 100 - total flux cleaned = -0.000610349 Jy ! Component: 150 - total flux cleaned = -0.000907046 Jy ! Component: 200 - total flux cleaned = -0.00109699 Jy ! Component: 250 - total flux cleaned = -0.00129855 Jy ! Component: 300 - total flux cleaned = -0.00147565 Jy ! Component: 350 - total flux cleaned = -0.00163055 Jy ! Component: 400 - total flux cleaned = -0.00173096 Jy ! Component: 450 - total flux cleaned = -0.00179644 Jy ! Component: 500 - total flux cleaned = -0.00182855 Jy ! Component: 550 - total flux cleaned = -0.00189104 Jy ! Component: 600 - total flux cleaned = -0.00195197 Jy ! Component: 650 - total flux cleaned = -0.00198226 Jy ! Component: 700 - total flux cleaned = -0.00204157 Jy ! Component: 750 - total flux cleaned = -0.00212853 Jy ! Component: 800 - total flux cleaned = -0.00219988 Jy ! Component: 850 - total flux cleaned = -0.00228432 Jy ! Component: 900 - total flux cleaned = -0.00233981 Jy ! Component: 950 - total flux cleaned = -0.00240838 Jy ! Component: 1000 - total flux cleaned = -0.00247566 Jy ! Component: 1050 - total flux cleaned = -0.00251526 Jy ! Component: 1100 - total flux cleaned = -0.00250196 Jy ! Component: 1150 - total flux cleaned = -0.00252801 Jy ! Component: 1200 - total flux cleaned = -0.00257912 Jy ! Component: 1250 - total flux cleaned = -0.0026171 Jy ! Component: 1300 - total flux cleaned = -0.0026296 Jy ! Component: 1350 - total flux cleaned = -0.00265464 Jy ! Component: 1400 - total flux cleaned = -0.00272835 Jy ! Component: 1450 - total flux cleaned = -0.00271624 Jy ! Component: 1500 - total flux cleaned = -0.00276425 Jy ! Component: 1550 - total flux cleaned = -0.00272866 Jy ! Component: 1600 - total flux cleaned = -0.00275227 Jy ! Component: 1650 - total flux cleaned = -0.00272887 Jy ! Component: 1700 - total flux cleaned = -0.00274033 Jy ! Component: 1750 - total flux cleaned = -0.00270579 Jy ! Component: 1800 - total flux cleaned = -0.00268292 Jy ! Component: 1850 - total flux cleaned = -0.00269419 Jy ! Component: 1900 - total flux cleaned = -0.00263833 Jy ! Component: 1950 - total flux cleaned = -0.00264944 Jy ! Component: 2000 - total flux cleaned = -0.00260546 Jy ! Component: 2050 - total flux cleaned = -0.00261635 Jy ! Component: 2100 - total flux cleaned = -0.00257309 Jy ! Component: 2150 - total flux cleaned = -0.00258378 Jy ! Component: 2200 - total flux cleaned = -0.00253047 Jy ! Component: 2250 - total flux cleaned = -0.00251997 Jy ! Component: 2300 - total flux cleaned = -0.00250944 Jy ! Component: 2350 - total flux cleaned = -0.00250937 Jy ! Component: 2400 - total flux cleaned = -0.0024578 Jy ! Component: 2450 - total flux cleaned = -0.00245782 Jy ! Component: 2500 - total flux cleaned = -0.00243759 Jy ! Component: 2550 - total flux cleaned = -0.00241747 Jy ! Component: 2600 - total flux cleaned = -0.00241741 Jy ! Component: 2650 - total flux cleaned = -0.00234764 Jy ! Component: 2700 - total flux cleaned = -0.00234752 Jy ! Component: 2750 - total flux cleaned = -0.00229846 Jy ! Component: 2800 - total flux cleaned = -0.00226928 Jy ! Component: 2850 - total flux cleaned = -0.00220143 Jy ! Component: 2900 - total flux cleaned = -0.00221111 Jy ! Component: 2950 - total flux cleaned = -0.00215371 Jy ! Component: 3000 - total flux cleaned = -0.00212515 Jy ! Component: 3050 - total flux cleaned = -0.00207785 Jy ! Component: 3100 - total flux cleaned = -0.0020309 Jy ! Component: 3150 - total flux cleaned = -0.00199356 Jy ! Component: 3200 - total flux cleaned = -0.00193792 Jy ! Component: 3250 - total flux cleaned = -0.00190101 Jy ! Component: 3300 - total flux cleaned = -0.0018735 Jy ! Component: 3350 - total flux cleaned = -0.00182787 Jy ! Component: 3400 - total flux cleaned = -0.00180069 Jy ! Component: 3450 - total flux cleaned = -0.00172856 Jy ! Component: 3500 - total flux cleaned = -0.0017017 Jy ! Component: 3550 - total flux cleaned = -0.00165708 Jy ! Component: 3600 - total flux cleaned = -0.00160381 Jy ! Component: 3650 - total flux cleaned = -0.00155085 Jy ! Component: 3700 - total flux cleaned = -0.00151567 Jy ! Component: 3750 - total flux cleaned = -0.00145442 Jy ! Component: 3800 - total flux cleaned = -0.00144568 Jy ! Component: 3850 - total flux cleaned = -0.00144568 Jy ! Component: 3900 - total flux cleaned = -0.00140257 Jy ! Component: 3950 - total flux cleaned = -0.00131676 Jy ! Component: 4000 - total flux cleaned = -0.00129964 Jy ! Component: 4050 - total flux cleaned = -0.00127411 Jy ! Total flux subtracted in 4096 components = -0.00122335 Jy ! Clean residual min=-0.000526 max=0.000536 Jy/beam ! Clean residual mean=0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.167911 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 314 components and 0.167911 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2237+4216_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.247 x 1.936 at -25.62 degrees (North through East) ! Clean map min=-0.00088008 max=0.15524 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2237+4216_X_map.fits wmodel /image_prod/ug002_uva//J2237+4216_X_map.mod ! Writing 314 model components to file: /image_prod/ug002_uva//J2237+4216_X_map.mod wobs /image_prod/ug002_uva//J2237+4216_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2237+4216_X_uvs.fits wwins /image_prod/ug002_uva//J2237+4216_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J2237+4216_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.155244 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000143062 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.27646 0.27646 0.55292 1.10584 2.21168 4.42336 8.84671 17.6934 35.3869 70.7737 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.155 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1085.15 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2237+4216_X_dfm.log closed on Thu Mar 5 05:49:23 2020