! Started logfile: /image_prod/ug002_uva//J0431+2037_X_dfm.log on Wed Mar 4 20:22:58 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//J0431+2037_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0431+2037_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.98 visibilities/baseline/integration-bin. ! Found source: J0431+2037 ! ! 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 31752 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 J0431+2037_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. ! ! 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=1.015460Jy sigma=8.651255 ! Fit after self-cal, rms=0.928012Jy sigma=7.906357 ! 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=0.6784 mas, bmaj=1.494 mas, bpa=0.7799 degrees ! Estimated noise=1.02365 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 = 0.0533655 Jy ! Component: 100 - total flux cleaned = 0.0785605 Jy ! Total flux subtracted in 100 components = 0.0785605 Jy ! Clean residual min=-0.014627 max=0.023486 Jy/beam ! Clean residual mean=0.000043 rms=0.003919 Jy/beam ! Combined flux in latest and established models = 0.0785605 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0785605 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=0.159213Jy sigma=1.172963 ! Fit after self-cal, rms=0.158579Jy sigma=1.165518 ! Inverting map ! Added new window around map position (-3.4, 3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0256692 Jy ! Component: 100 - total flux cleaned = 0.0455506 Jy ! Total flux subtracted in 100 components = 0.0455506 Jy ! Clean residual min=-0.013754 max=0.020910 Jy/beam ! Clean residual mean=0.000043 rms=0.003622 Jy/beam ! Combined flux in latest and established models = 0.124111 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 33 components and 0.124111 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=0.150154Jy sigma=1.098272 ! Fit after self-cal, rms=0.149187Jy sigma=1.088041 ! 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=0.8644 mas, bmaj=1.785 mas, bpa=0.9149 degrees ! Estimated noise=0.474976 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 = 0.0351192 Jy ! Component: 100 - total flux cleaned = 0.0627784 Jy ! Component: 150 - total flux cleaned = 0.0854239 Jy ! Component: 200 - total flux cleaned = 0.104056 Jy ! Total flux subtracted in 200 components = 0.104056 Jy ! Clean residual min=-0.019773 max=0.033451 Jy/beam ! Clean residual mean=0.000034 rms=0.005154 Jy/beam ! Combined flux in latest and established models = 0.228167 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.228167 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=0.133618Jy sigma=0.971412 ! Fit after self-cal, rms=0.131392Jy sigma=0.951057 ! Inverting map ! Added new window around map position (-1.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0338678 Jy ! Component: 100 - total flux cleaned = 0.0580024 Jy ! Component: 150 - total flux cleaned = 0.0785026 Jy ! Component: 200 - total flux cleaned = 0.0963676 Jy ! Total flux subtracted in 200 components = 0.0963676 Jy ! Clean residual min=-0.017254 max=0.021804 Jy/beam ! Clean residual mean=0.000010 rms=0.004336 Jy/beam ! Combined flux in latest and established models = 0.324534 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 89 components and 0.324534 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=0.115561Jy sigma=0.835712 ! Fit after self-cal, rms=0.114165Jy sigma=0.822305 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8644 x 1.785 at 0.9149 degrees (North through East) ! Clean map min=-0.017509 max=0.066895 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.10 HN 0.67 KP 0.69 ! LA 0.76 MK 1.72 NL 1.11 OV 1.03 ! SC 1.27 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.08 HN 0.72 KP 0.71 ! LA 0.76 MK 1.66 NL 1.16 OV 1.00 ! SC 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.07 HN 0.75 KP 0.72 ! LA 0.78 MK 1.81 NL 1.15 OV 0.99 ! SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.08 HN 0.68 KP 0.71 ! LA 0.81 MK 1.72 NL 1.07 OV 1.03 ! SC 1.20 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.06 HN 0.70 KP 0.71 ! LA 0.80 MK 1.76 NL 1.12 OV 1.01 ! SC 1.17 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.08 HN 0.74 KP 0.72 ! LA 0.79 MK 1.69 NL 1.16 OV 1.00 ! SC 1.17 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.08 HN 0.69 KP 0.67 ! LA 0.82 MK 1.92 NL 1.07 OV 1.00 ! SC 1.29 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.09 HN 0.68 KP 0.67 ! LA 0.80 MK 1.75 NL 1.08 OV 0.99 ! SC 1.48 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.36 FD 1.09 HN 0.70 KP 0.64 ! LA 0.79 MK 1.79 NL 1.14 OV 0.99 ! SC 1.40 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 1.13 HN 0.68 KP 0.66 ! LA 0.76 MK 1.91 NL 1.12 OV 1.01 ! SC 1.15 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 FD 1.12 HN 0.72 KP 0.65 ! LA 0.76 MK 1.82 NL 1.14 OV 1.01 ! SC 1.20 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 1.10 HN 0.73 KP 0.65 ! LA 0.77 MK 1.82 NL 1.17 OV 1.04 ! SC 1.11 ! ! ! Fit before self-cal, rms=0.114165Jy sigma=0.822305 ! Fit after self-cal, rms=0.103520Jy sigma=0.730919 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9692 mas, bmaj=1.923 mas, bpa=0.9813 degrees ! Estimated noise=0.469602 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 = 0.00448837 Jy ! Component: 100 - total flux cleaned = 0.010917 Jy ! Component: 150 - total flux cleaned = 0.0164543 Jy ! Component: 200 - total flux cleaned = 0.0218935 Jy ! Total flux subtracted in 200 components = 0.0218935 Jy ! Clean residual min=-0.013096 max=0.014447 Jy/beam ! Clean residual mean=-0.000013 rms=0.003104 Jy/beam ! Combined flux in latest and established models = 0.346428 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 0.346428 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=0.100644Jy sigma=0.697787 ! Fit after self-cal, rms=0.100758Jy sigma=0.690745 ! 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=0.100758Jy sigma=0.690745 ! Fit after self-cal, rms=0.116642Jy sigma=0.632301 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9944 mas, bmaj=1.878 mas, bpa=1.025 degrees ! Estimated noise=0.491042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138305 Jy ! Component: 100 - total flux cleaned = 0.00459649 Jy ! Component: 150 - total flux cleaned = 0.00794735 Jy ! Component: 200 - total flux cleaned = 0.0106458 Jy ! Total flux subtracted in 200 components = 0.0106458 Jy ! Clean residual min=-0.010080 max=0.010130 Jy/beam ! Clean residual mean=-0.000022 rms=0.002385 Jy/beam ! Combined flux in latest and established models = 0.357074 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 103 components and 0.357074 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=0.115169Jy sigma=0.621465 ! Fit after self-cal, rms=0.115419Jy sigma=0.618186 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 (-6, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00796231 Jy ! Component: 100 - total flux cleaned = 0.012125 Jy ! Component: 150 - total flux cleaned = 0.0161624 Jy ! Component: 200 - total flux cleaned = 0.0198817 Jy ! Total flux subtracted in 200 components = 0.0198817 Jy ! Clean residual min=-0.008966 max=0.010001 Jy/beam ! Clean residual mean=-0.000013 rms=0.002117 Jy/beam ! Combined flux in latest and established models = 0.376955 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 119 components and 0.376955 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=0.113873Jy sigma=0.599079 ! Fit after self-cal, rms=0.113640Jy sigma=0.596877 ! Inverting map ! Added new window around map position (-0.6, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581259 Jy ! Component: 100 - total flux cleaned = 0.00762791 Jy ! Component: 150 - total flux cleaned = 0.00986687 Jy ! Component: 200 - total flux cleaned = 0.0121344 Jy ! Total flux subtracted in 200 components = 0.0121344 Jy ! Clean residual min=-0.008674 max=0.008300 Jy/beam ! Clean residual mean=-0.000007 rms=0.001965 Jy/beam ! Combined flux in latest and established models = 0.38909 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 136 components and 0.38909 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=0.112334Jy sigma=0.583848 ! Fit after self-cal, rms=0.112165Jy sigma=0.583017 ! 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=0.112165Jy sigma=0.583017 ! Fit after self-cal, rms=0.104918Jy sigma=0.576522 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9993 mas, bmaj=1.859 mas, bpa=0.01509 degrees ! Estimated noise=0.469709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000527516 Jy ! Component: 100 - total flux cleaned = 0.00308278 Jy ! Component: 150 - total flux cleaned = 0.0058378 Jy ! Component: 200 - total flux cleaned = 0.00771559 Jy ! Total flux subtracted in 200 components = 0.00771559 Jy ! Clean residual min=-0.007452 max=0.007410 Jy/beam ! Clean residual mean=-0.000007 rms=0.001681 Jy/beam ! Combined flux in latest and established models = 0.396805 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 150 components and 0.396805 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=0.104181Jy sigma=0.566984 ! Fit after self-cal, rms=0.104048Jy sigma=0.566391 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 = 0.000745012 Jy ! Component: 100 - total flux cleaned = 0.0026946 Jy ! Component: 150 - total flux cleaned = 0.0046493 Jy ! Component: 200 - total flux cleaned = 0.00634919 Jy ! Total flux subtracted in 200 components = 0.00634919 Jy ! Clean residual min=-0.007390 max=0.007289 Jy/beam ! Clean residual mean=-0.000006 rms=0.001638 Jy/beam ! Combined flux in latest and established models = 0.403155 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 166 components and 0.403154 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=0.103578Jy sigma=0.561906 ! Fit after self-cal, rms=0.103548Jy sigma=0.561670 ! 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=0.103548Jy sigma=0.561670 ! Fit after self-cal, rms=0.100711Jy sigma=0.560370 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=2.675 mas, bpa=-8.823 degrees ! Estimated noise=0.493351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470137 Jy ! Component: 100 - total flux cleaned = 0.00729324 Jy ! Component: 150 - total flux cleaned = 0.00920044 Jy ! Component: 200 - total flux cleaned = 0.0109742 Jy ! Total flux subtracted in 200 components = 0.0109742 Jy ! Clean residual min=-0.007845 max=0.008175 Jy/beam ! Clean residual mean=-0.000008 rms=0.002300 Jy/beam ! Combined flux in latest and established models = 0.414129 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 186 components and 0.414129 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=0.100732Jy sigma=0.556459 ! Fit after self-cal, rms=0.100677Jy sigma=0.556013 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 = 0.00168271 Jy ! Component: 100 - total flux cleaned = 0.00342805 Jy ! Component: 150 - total flux cleaned = 0.00491713 Jy ! Component: 200 - total flux cleaned = 0.00627516 Jy ! Total flux subtracted in 200 components = 0.00627516 Jy ! Clean residual min=-0.007694 max=0.008044 Jy/beam ! Clean residual mean=-0.000006 rms=0.002243 Jy/beam ! Combined flux in latest and established models = 0.420404 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 200 components and 0.420404 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=0.100702Jy sigma=0.554408 ! Fit after self-cal, rms=0.100689Jy sigma=0.554253 ! 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=1.001 mas, bmaj=1.849 mas, bpa=-0.505 degrees ! Estimated noise=0.458915 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.001 x 1.849 at -0.505 degrees (North through East) ! Clean map min=-0.0065692 max=0.066728 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=0.7697 mas, bmaj=1.501 mas, bpa=-0.9056 degrees ! Estimated noise=1.0786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0546865 Jy ! Component: 100 - total flux cleaned = 0.0922143 Jy ! Component: 150 - total flux cleaned = 0.123117 Jy ! Component: 200 - total flux cleaned = 0.149043 Jy ! Total flux subtracted in 200 components = 0.149043 Jy ! Clean residual min=-0.012913 max=0.016470 Jy/beam ! Clean residual mean=0.000033 rms=0.003376 Jy/beam ! Combined flux in latest and established models = 0.149044 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.149044 Jy ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=1.849 mas, bpa=-0.505 degrees ! Estimated noise=0.458915 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 = 0.033666 Jy ! Component: 100 - total flux cleaned = 0.0596719 Jy ! Component: 150 - total flux cleaned = 0.0809881 Jy ! Component: 200 - total flux cleaned = 0.0988106 Jy ! Total flux subtracted in 200 components = 0.0988106 Jy ! Clean residual min=-0.013574 max=0.012773 Jy/beam ! Clean residual mean=0.000007 rms=0.003294 Jy/beam ! Combined flux in latest and established models = 0.247854 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 87 components and 0.247854 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=2.099 mas, bmaj=2.675 mas, bpa=-8.823 degrees ! Estimated noise=0.493351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270029 Jy ! Component: 100 - total flux cleaned = 0.0477034 Jy ! Component: 150 - total flux cleaned = 0.0643786 Jy ! Component: 200 - total flux cleaned = 0.078084 Jy ! Total flux subtracted in 200 components = 0.078084 Jy ! Clean residual min=-0.013884 max=0.011661 Jy/beam ! Clean residual mean=-0.000002 rms=0.003706 Jy/beam ! Combined flux in latest and established models = 0.325938 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 = 0.0112375 Jy ! Component: 100 - total flux cleaned = 0.0203198 Jy ! Component: 150 - total flux cleaned = 0.0283928 Jy ! Component: 200 - total flux cleaned = 0.0355978 Jy ! Total flux subtracted in 200 components = 0.0355978 Jy ! Clean residual min=-0.010865 max=0.009491 Jy/beam ! Clean residual mean=-0.000003 rms=0.002941 Jy/beam ! Combined flux in latest and established models = 0.361536 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 160 components and 0.361536 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=1.849 mas, bpa=-0.505 degrees ! Estimated noise=0.458915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00482927 Jy ! Component: 100 - total flux cleaned = 0.00992424 Jy ! Component: 150 - total flux cleaned = 0.0142104 Jy ! Component: 200 - total flux cleaned = 0.0183505 Jy ! Total flux subtracted in 200 components = 0.0183505 Jy ! Clean residual min=-0.007199 max=0.007283 Jy/beam ! Clean residual mean=-0.000002 rms=0.001713 Jy/beam ! Combined flux in latest and established models = 0.379886 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 179 components and 0.379886 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=0.102160Jy sigma=0.571692 ! Fit after self-cal, rms=0.101503Jy sigma=0.568999 wmodel J0431+2037_X_map.mod ! Writing 179 model components to file: J0431+2037_X_map.mod wobs J0431+2037_X_uvs.fits ! Writing UV FITS file: J0431+2037_X_uvs.fits wwins J0431+2037_X_map.win ! wwins: Wrote 5 windows to J0431+2037_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 = 0.000319765 Jy ! Component: 100 - total flux cleaned = 0.000319318 Jy ! Component: 150 - total flux cleaned = 0.000434357 Jy ! Component: 200 - total flux cleaned = 0.000656687 Jy ! Component: 250 - total flux cleaned = 0.000654195 Jy ! Component: 300 - total flux cleaned = 0.000964011 Jy ! Component: 350 - total flux cleaned = 0.00126457 Jy ! Component: 400 - total flux cleaned = 0.00155631 Jy ! Component: 450 - total flux cleaned = 0.00202631 Jy ! Component: 500 - total flux cleaned = 0.0024851 Jy ! Component: 550 - total flux cleaned = 0.00310784 Jy ! Component: 600 - total flux cleaned = 0.00345412 Jy ! Component: 650 - total flux cleaned = 0.00362325 Jy ! Component: 700 - total flux cleaned = 0.00378948 Jy ! Component: 750 - total flux cleaned = 0.00427384 Jy ! Component: 800 - total flux cleaned = 0.00443199 Jy ! Component: 850 - total flux cleaned = 0.00466346 Jy ! Component: 900 - total flux cleaned = 0.00496567 Jy ! Component: 950 - total flux cleaned = 0.00511293 Jy ! Component: 1000 - total flux cleaned = 0.00518668 Jy ! Component: 1050 - total flux cleaned = 0.00546843 Jy ! Component: 1100 - total flux cleaned = 0.00532824 Jy ! Component: 1150 - total flux cleaned = 0.00539809 Jy ! Component: 1200 - total flux cleaned = 0.00553187 Jy ! Component: 1250 - total flux cleaned = 0.00559839 Jy ! Component: 1300 - total flux cleaned = 0.00560054 Jy ! Component: 1350 - total flux cleaned = 0.00585602 Jy ! Component: 1400 - total flux cleaned = 0.00573109 Jy ! Component: 1450 - total flux cleaned = 0.00597816 Jy ! Component: 1500 - total flux cleaned = 0.00591703 Jy ! Component: 1550 - total flux cleaned = 0.00609625 Jy ! Component: 1600 - total flux cleaned = 0.00591819 Jy ! Component: 1650 - total flux cleaned = 0.00603569 Jy ! Component: 1700 - total flux cleaned = 0.00620817 Jy ! Component: 1750 - total flux cleaned = 0.00620795 Jy ! Component: 1800 - total flux cleaned = 0.00637492 Jy ! Component: 1850 - total flux cleaned = 0.00648481 Jy ! Component: 1900 - total flux cleaned = 0.00653909 Jy ! Component: 1950 - total flux cleaned = 0.00680777 Jy ! Component: 2000 - total flux cleaned = 0.00670166 Jy ! Component: 2050 - total flux cleaned = 0.00696391 Jy ! Component: 2100 - total flux cleaned = 0.00696382 Jy ! Component: 2150 - total flux cleaned = 0.00691327 Jy ! Component: 2200 - total flux cleaned = 0.00686383 Jy ! Component: 2250 - total flux cleaned = 0.00721384 Jy ! Component: 2300 - total flux cleaned = 0.0073619 Jy ! Component: 2350 - total flux cleaned = 0.00745935 Jy ! Component: 2400 - total flux cleaned = 0.00750704 Jy ! Component: 2450 - total flux cleaned = 0.00760178 Jy ! Component: 2500 - total flux cleaned = 0.00755529 Jy ! Component: 2550 - total flux cleaned = 0.00746338 Jy ! Component: 2600 - total flux cleaned = 0.00764714 Jy ! Component: 2650 - total flux cleaned = 0.00796463 Jy ! Component: 2700 - total flux cleaned = 0.00787489 Jy ! Component: 2750 - total flux cleaned = 0.00796394 Jy ! Component: 2800 - total flux cleaned = 0.00813961 Jy ! Component: 2850 - total flux cleaned = 0.00809594 Jy ! Component: 2900 - total flux cleaned = 0.00831199 Jy ! Component: 2950 - total flux cleaned = 0.00835451 Jy ! Component: 3000 - total flux cleaned = 0.00852326 Jy ! Component: 3050 - total flux cleaned = 0.00856517 Jy ! Component: 3100 - total flux cleaned = 0.00881204 Jy ! Component: 3150 - total flux cleaned = 0.00877135 Jy ! Component: 3200 - total flux cleaned = 0.00901345 Jy ! Component: 3250 - total flux cleaned = 0.00905322 Jy ! Component: 3300 - total flux cleaned = 0.00917225 Jy ! Component: 3350 - total flux cleaned = 0.00917237 Jy ! Component: 3400 - total flux cleaned = 0.00932724 Jy ! Component: 3450 - total flux cleaned = 0.00932726 Jy ! Component: 3500 - total flux cleaned = 0.00951754 Jy ! Component: 3550 - total flux cleaned = 0.00947952 Jy ! Component: 3600 - total flux cleaned = 0.00944198 Jy ! Component: 3650 - total flux cleaned = 0.00944206 Jy ! Component: 3700 - total flux cleaned = 0.00962519 Jy ! Component: 3750 - total flux cleaned = 0.00969749 Jy ! Component: 3800 - total flux cleaned = 0.00966059 Jy ! Component: 3850 - total flux cleaned = 0.00994615 Jy ! Component: 3900 - total flux cleaned = 0.00991035 Jy ! Component: 3950 - total flux cleaned = 0.0100504 Jy ! Component: 4000 - total flux cleaned = 0.0100152 Jy ! Component: 4050 - total flux cleaned = 0.0100842 Jy ! Total flux subtracted in 4096 components = 0.0101526 Jy ! Clean residual min=-0.001805 max=0.001702 Jy/beam ! Clean residual mean=-0.000001 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.390039 Jy keep ! Adding 339 model components to the UV plane model. ! The established model now contains 517 components and 0.390039 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0431+2037_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.001 x 1.849 at -0.505 degrees (North through East) ! Clean map min=-0.0046867 max=0.063486 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0431+2037_X_map.fits wmodel /image_prod/ug002_uva//J0431+2037_X_map.mod ! Writing 517 model components to file: /image_prod/ug002_uva//J0431+2037_X_map.mod wobs /image_prod/ug002_uva//J0431+2037_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0431+2037_X_uvs.fits wwins /image_prod/ug002_uva//J0431+2037_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0431+2037_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0634859 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00061527 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.90743 2.90743 5.81486 11.6297 23.2595 46.5189 93.0378 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 103.183 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0431+2037_X_dfm.log closed on Wed Mar 4 20:23:03 2020