! Started logfile: /image_prod/ug002_uva//J2208+1808_X_dfm.log on Thu Mar 5 05:29:31 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J2208+1808_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2208+1808_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.851852 visibilities/baseline/integration-bin. ! Found source: J2208+1808 ! ! 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 27600 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 J2208+1808_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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001658Jy sigma=9.343993 ! Fit after self-cal, rms=0.968829Jy sigma=9.059260 ! 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=1.068 mas, bmaj=2.875 mas, bpa=-12.29 degrees ! Estimated noise=1.13607 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 = 0.0235085 Jy ! Component: 100 - total flux cleaned = 0.0285424 Jy ! Total flux subtracted in 100 components = 0.0285424 Jy ! Clean residual min=-0.003258 max=0.003316 Jy/beam ! Clean residual mean=0.000001 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.0285424 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0285424 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=0.062692Jy sigma=0.501147 ! Fit after self-cal, rms=0.061382Jy sigma=0.486755 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00492977 Jy ! Component: 100 - total flux cleaned = 0.00585807 Jy ! Total flux subtracted in 100 components = 0.00585807 Jy ! Clean residual min=-0.003008 max=0.003586 Jy/beam ! Clean residual mean=0.000001 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.0344005 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.0344005 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=0.060660Jy sigma=0.481514 ! Fit after self-cal, rms=0.060585Jy sigma=0.481155 ! 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=1.351 mas, bmaj=3.032 mas, bpa=-12.6 degrees ! Estimated noise=0.46559 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 = -0.000271584 Jy ! Component: 100 - total flux cleaned = -0.000262675 Jy ! Component: 150 - total flux cleaned = -0.000186683 Jy ! Component: 200 - total flux cleaned = -0.000246732 Jy ! Total flux subtracted in 200 components = -0.000246732 Jy ! Clean residual min=-0.001855 max=0.002155 Jy/beam ! Clean residual mean=-0.000001 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.0341538 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.0341538 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=0.060259Jy sigma=0.479235 ! Fit after self-cal, rms=0.060064Jy sigma=0.478838 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.351 x 3.032 at -12.6 degrees (North through East) ! Clean map min=-0.0024975 max=0.034312 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.09 HN 1.07 KP 1.08 ! LA 0.95 MK 1.33 NL 1.35 OV 1.01 ! PT 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.03 HN 1.07 KP 1.12 ! LA 0.95 MK 1.04 NL 1.33 OV 0.99 ! PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.15 HN 0.94 KP 1.17 ! LA 1.00 MK 1.10 NL 1.21 OV 0.93 ! PT 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.12 HN 1.01 KP 1.21 ! LA 0.94 MK 1.13 NL 1.28 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.06 HN 1.13 KP 1.16 ! LA 0.94 MK 1.03 NL 1.23 OV 0.98 ! PT 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.05 HN 1.05 KP 1.14 ! LA 1.04 MK 0.95 NL 1.26 OV 0.94 ! PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.07 HN 0.89 KP 1.25 ! LA 0.96 MK 0.87 NL 1.32 OV 0.95 ! PT 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.07 HN 0.92 KP 1.27 ! LA 0.99 MK 1.02 NL 1.15 OV 0.95 ! PT 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.19 HN 0.95 KP 1.18 ! LA 0.99 MK 0.90 NL 1.13 OV 0.84 ! PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.04 HN 0.88 KP 1.16 ! LA 0.91 MK 1.02 NL 1.20 OV 0.95 ! PT 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.67 FD 1.00 HN 0.86 KP 1.22 ! LA 0.96 MK 0.93 NL 1.16 OV 0.95 ! PT 0.84 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.02 HN 0.81 KP 1.19 ! LA 1.02 MK 0.83 NL 1.13 OV 0.84 ! PT 0.87 ! ! ! Fit before self-cal, rms=0.060064Jy sigma=0.478838 ! Fit after self-cal, rms=0.052756Jy sigma=0.474191 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.343 mas, bmaj=2.88 mas, bpa=-11.1 degrees ! Estimated noise=0.460883 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 = 0.00101884 Jy ! Component: 100 - total flux cleaned = 0.00148278 Jy ! Component: 150 - total flux cleaned = 0.00153752 Jy ! Component: 200 - total flux cleaned = 0.00156069 Jy ! Total flux subtracted in 200 components = 0.00156069 Jy ! Clean residual min=-0.001035 max=0.000935 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0357144 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.0357145 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=0.052734Jy sigma=0.474027 ! Fit after self-cal, rms=0.052687Jy sigma=0.472811 ! 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=0.052687Jy sigma=0.472811 ! Fit after self-cal, rms=0.052785Jy sigma=0.471324 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.335 mas, bmaj=2.801 mas, bpa=-10.66 degrees ! Estimated noise=0.464881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00080305 Jy ! Component: 100 - total flux cleaned = 0.00126936 Jy ! Component: 150 - total flux cleaned = 0.00138983 Jy ! Component: 200 - total flux cleaned = 0.00143474 Jy ! Total flux subtracted in 200 components = 0.00143474 Jy ! Clean residual min=-0.001003 max=0.001019 Jy/beam ! Clean residual mean=-0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0371492 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.0371492 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=0.052768Jy sigma=0.471221 ! Fit after self-cal, rms=0.052859Jy sigma=0.470783 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 = -0.000375181 Jy ! Component: 100 - total flux cleaned = -0.00040074 Jy ! Component: 150 - total flux cleaned = -0.000412503 Jy ! Component: 200 - total flux cleaned = -0.000402348 Jy ! Total flux subtracted in 200 components = -0.000402348 Jy ! Clean residual min=-0.001088 max=0.001035 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0367468 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.0367468 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=0.052852Jy sigma=0.470723 ! Fit after self-cal, rms=0.052855Jy sigma=0.470678 ! 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=0.052855Jy sigma=0.470678 ! Fit after self-cal, rms=0.053296Jy sigma=0.470397 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.326 mas, bmaj=2.763 mas, bpa=-10.53 degrees ! Estimated noise=0.465463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000749756 Jy ! Component: 100 - total flux cleaned = 0.0012057 Jy ! Component: 150 - total flux cleaned = 0.001309 Jy ! Component: 200 - total flux cleaned = 0.00134074 Jy ! Total flux subtracted in 200 components = 0.00134074 Jy ! Clean residual min=-0.001019 max=0.001093 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0380876 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.0380876 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=0.053281Jy sigma=0.470309 ! Fit after self-cal, rms=0.053349Jy sigma=0.470188 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 = -1.27812e-05 Jy ! Component: 100 - total flux cleaned = -1.24423e-05 Jy ! Component: 150 - total flux cleaned = -3.47989e-06 Jy ! Component: 200 - total flux cleaned = -3.11022e-06 Jy ! Total flux subtracted in 200 components = -3.11022e-06 Jy ! Clean residual min=-0.001123 max=0.001069 Jy/beam ! Clean residual mean=-0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0380845 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 59 components and 0.0380845 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=0.053346Jy sigma=0.470163 ! Fit after self-cal, rms=0.053351Jy sigma=0.470156 ! 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=0.053351Jy sigma=0.470156 ! Fit after self-cal, rms=0.053494Jy sigma=0.470050 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.217 mas, bmaj=2.929 mas, bpa=-8.371 degrees ! Estimated noise=0.53415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000770583 Jy ! Component: 100 - total flux cleaned = 0.00115583 Jy ! Component: 150 - total flux cleaned = 0.00130557 Jy ! Component: 200 - total flux cleaned = 0.00136643 Jy ! Total flux subtracted in 200 components = 0.00136643 Jy ! Clean residual min=-0.000984 max=0.000936 Jy/beam ! Clean residual mean=-0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0394509 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 60 components and 0.0394509 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=0.053484Jy sigma=0.470010 ! Fit after self-cal, rms=0.053512Jy sigma=0.469950 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 = 6.07608e-05 Jy ! Component: 100 - total flux cleaned = 7.62535e-05 Jy ! Component: 150 - total flux cleaned = 8.98891e-05 Jy ! Component: 200 - total flux cleaned = 0.000102247 Jy ! Total flux subtracted in 200 components = 0.000102247 Jy ! Clean residual min=-0.000984 max=0.000888 Jy/beam ! Clean residual mean=-0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0395532 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.0395532 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=0.053509Jy sigma=0.469950 ! Fit after self-cal, rms=0.053505Jy sigma=0.469903 ! 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=1.319 mas, bmaj=2.735 mas, bpa=-10.43 degrees ! Estimated noise=0.46521 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.319 x 2.735 at -10.43 degrees (North through East) ! Clean map min=-0.0017865 max=0.033801 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=1.045 mas, bmaj=2.632 mas, bpa=-10.81 degrees ! Estimated noise=1.10182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247522 Jy ! Component: 100 - total flux cleaned = 0.0326453 Jy ! Component: 150 - total flux cleaned = 0.0345208 Jy ! Component: 200 - total flux cleaned = 0.0361188 Jy ! Total flux subtracted in 200 components = 0.0361188 Jy ! Clean residual min=-0.002297 max=0.002243 Jy/beam ! Clean residual mean=0.000001 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.0361188 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0361188 Jy ! Inverting map and beam ! Estimated beam: bmin=1.319 mas, bmaj=2.735 mas, bpa=-10.43 degrees ! Estimated noise=0.46521 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 = 0.00157478 Jy ! Component: 100 - total flux cleaned = 0.00161946 Jy ! Component: 150 - total flux cleaned = 0.00182621 Jy ! Component: 200 - total flux cleaned = 0.00202799 Jy ! Total flux subtracted in 200 components = 0.00202799 Jy ! Clean residual min=-0.001343 max=0.001221 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0381467 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 43 components and 0.0381468 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=2.217 mas, bmaj=2.929 mas, bpa=-8.371 degrees ! Estimated noise=0.53415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000689957 Jy ! Component: 100 - total flux cleaned = 0.00103126 Jy ! Component: 150 - total flux cleaned = 0.00110177 Jy ! Component: 200 - total flux cleaned = 0.00112016 Jy ! Total flux subtracted in 200 components = 0.00112016 Jy ! Clean residual min=-0.001052 max=0.000923 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0392669 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 = 3.30528e-05 Jy ! Component: 100 - total flux cleaned = 5.59148e-05 Jy ! Component: 150 - total flux cleaned = 7.70568e-05 Jy ! Component: 200 - total flux cleaned = 9.71169e-05 Jy ! Total flux subtracted in 200 components = 9.71169e-05 Jy ! Clean residual min=-0.001039 max=0.000913 Jy/beam ! Clean residual mean=-0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.039364 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 69 components and 0.039364 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.319 mas, bmaj=2.735 mas, bpa=-10.43 degrees ! Estimated noise=0.46521 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000332914 Jy ! Component: 100 - total flux cleaned = -0.000334617 Jy ! Component: 150 - total flux cleaned = -0.000335387 Jy ! Component: 200 - total flux cleaned = -0.000349895 Jy ! Total flux subtracted in 200 components = -0.000349895 Jy ! Clean residual min=-0.001227 max=0.001190 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0390141 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 76 components and 0.0390141 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=0.053534Jy sigma=0.470349 ! Fit after self-cal, rms=0.053524Jy sigma=0.470249 wmodel J2208+1808_X_map.mod ! Writing 76 model components to file: J2208+1808_X_map.mod wobs J2208+1808_X_uvs.fits ! Writing UV FITS file: J2208+1808_X_uvs.fits wwins J2208+1808_X_map.win ! wwins: Wrote 1 windows to J2208+1808_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 = 7.47597e-05 Jy ! Component: 100 - total flux cleaned = 9.45811e-05 Jy ! Component: 150 - total flux cleaned = 6.5459e-06 Jy ! Component: 200 - total flux cleaned = -0.00012789 Jy ! Component: 250 - total flux cleaned = -0.000192506 Jy ! Component: 300 - total flux cleaned = -0.000255081 Jy ! Component: 350 - total flux cleaned = -0.000300648 Jy ! Component: 400 - total flux cleaned = -0.000344471 Jy ! Component: 450 - total flux cleaned = -0.000358721 Jy ! Component: 500 - total flux cleaned = -0.000386522 Jy ! Component: 550 - total flux cleaned = -0.000426919 Jy ! Component: 600 - total flux cleaned = -0.000426478 Jy ! Component: 650 - total flux cleaned = -0.000452164 Jy ! Component: 700 - total flux cleaned = -0.000490069 Jy ! Component: 750 - total flux cleaned = -0.000514685 Jy ! Component: 800 - total flux cleaned = -0.000477687 Jy ! Component: 850 - total flux cleaned = -0.000502086 Jy ! Component: 900 - total flux cleaned = -0.000490198 Jy ! Component: 950 - total flux cleaned = -0.000501698 Jy ! Component: 1000 - total flux cleaned = -0.000490176 Jy ! Component: 1050 - total flux cleaned = -0.000478938 Jy ! Component: 1100 - total flux cleaned = -0.000457021 Jy ! Component: 1150 - total flux cleaned = -0.000435018 Jy ! Component: 1200 - total flux cleaned = -0.00042421 Jy ! Component: 1250 - total flux cleaned = -0.000402962 Jy ! Component: 1300 - total flux cleaned = -0.000381961 Jy ! Component: 1350 - total flux cleaned = -0.000341322 Jy ! Component: 1400 - total flux cleaned = -0.000321242 Jy ! Component: 1450 - total flux cleaned = -0.000301488 Jy ! Component: 1500 - total flux cleaned = -0.000262422 Jy ! Component: 1550 - total flux cleaned = -0.000243237 Jy ! Component: 1600 - total flux cleaned = -0.000195874 Jy ! Component: 1650 - total flux cleaned = -0.000195986 Jy ! Component: 1700 - total flux cleaned = -0.000140298 Jy ! Component: 1750 - total flux cleaned = -0.000122078 Jy ! Component: 1800 - total flux cleaned = -9.52278e-05 Jy ! Component: 1850 - total flux cleaned = -5.95754e-05 Jy ! Component: 1900 - total flux cleaned = -3.30161e-05 Jy ! Component: 1950 - total flux cleaned = -4.18791e-05 Jy ! Component: 2000 - total flux cleaned = 9.52974e-06 Jy ! Component: 2050 - total flux cleaned = 1.78844e-05 Jy ! Component: 2100 - total flux cleaned = 5.1329e-05 Jy ! Component: 2150 - total flux cleaned = 6.79075e-05 Jy ! Component: 2200 - total flux cleaned = 8.42725e-05 Jy ! Component: 2250 - total flux cleaned = 9.22824e-05 Jy ! Component: 2300 - total flux cleaned = 0.000116274 Jy ! Component: 2350 - total flux cleaned = 0.000132232 Jy ! Component: 2400 - total flux cleaned = 0.000147927 Jy ! Component: 2450 - total flux cleaned = 0.000163284 Jy ! Component: 2500 - total flux cleaned = 0.000155548 Jy ! Component: 2550 - total flux cleaned = 0.000163203 Jy ! Component: 2600 - total flux cleaned = 0.000163289 Jy ! Component: 2650 - total flux cleaned = 0.000178254 Jy ! Component: 2700 - total flux cleaned = 0.000200268 Jy ! Component: 2750 - total flux cleaned = 0.000185703 Jy ! Component: 2800 - total flux cleaned = 0.000192881 Jy ! Component: 2850 - total flux cleaned = 0.000235648 Jy ! Component: 2900 - total flux cleaned = 0.000249713 Jy ! Component: 2950 - total flux cleaned = 0.000249562 Jy ! Component: 3000 - total flux cleaned = 0.000263386 Jy ! Component: 3050 - total flux cleaned = 0.000270134 Jy ! Component: 3100 - total flux cleaned = 0.000283664 Jy ! Component: 3150 - total flux cleaned = 0.000276902 Jy ! Component: 3200 - total flux cleaned = 0.00029022 Jy ! Component: 3250 - total flux cleaned = 0.000323174 Jy ! Component: 3300 - total flux cleaned = 0.000316662 Jy ! Component: 3350 - total flux cleaned = 0.000336122 Jy ! Component: 3400 - total flux cleaned = 0.000310441 Jy ! Component: 3450 - total flux cleaned = 0.000323269 Jy ! Component: 3500 - total flux cleaned = 0.000354912 Jy ! Component: 3550 - total flux cleaned = 0.000373693 Jy ! Component: 3600 - total flux cleaned = 0.000367428 Jy ! Component: 3650 - total flux cleaned = 0.000385906 Jy ! Component: 3700 - total flux cleaned = 0.000391962 Jy ! Component: 3750 - total flux cleaned = 0.00039202 Jy ! Component: 3800 - total flux cleaned = 0.000398067 Jy ! Component: 3850 - total flux cleaned = 0.00042191 Jy ! Component: 3900 - total flux cleaned = 0.000410027 Jy ! Component: 3950 - total flux cleaned = 0.000416014 Jy ! Component: 4000 - total flux cleaned = 0.00043938 Jy ! Component: 4050 - total flux cleaned = 0.000439419 Jy ! Total flux subtracted in 4096 components = 0.000468147 Jy ! Clean residual min=-0.000291 max=0.000288 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0394823 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 391 components and 0.0394822 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2208+1808_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.319 x 2.735 at -10.43 degrees (North through East) ! Clean map min=-0.0017427 max=0.033382 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2208+1808_X_map.fits wmodel /image_prod/ug002_uva//J2208+1808_X_map.mod ! Writing 391 model components to file: /image_prod/ug002_uva//J2208+1808_X_map.mod wobs /image_prod/ug002_uva//J2208+1808_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2208+1808_X_uvs.fits wwins /image_prod/ug002_uva//J2208+1808_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J2208+1808_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0333817 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104035 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.93496 0.93496 1.86992 3.73984 7.47968 14.9594 29.9187 59.8375 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 320.869 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2208+1808_X_dfm.log closed on Thu Mar 5 05:29:36 2020