! Started logfile: /vlbi/uf001/uva//J0911+1958_X_dfm.log on Mon Jan 14 00:18:46 2019 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 /vlbi/uf001/uva//J0911+1958_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0911+1958_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.926948 visibilities/baseline/integration-bin. ! Found source: J0911+1958 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 43548 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 J0911+1958_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 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006936Jy sigma=23.284056 ! Fit after self-cal, rms=0.927035Jy sigma=21.432155 ! 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=0.7564 mas, bmaj=1.666 mas, bpa=-6.271 degrees ! Estimated noise=0.325882 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 = 0.05434 Jy ! Component: 100 - total flux cleaned = 0.0673596 Jy ! Total flux subtracted in 100 components = 0.0673596 Jy ! Clean residual min=-0.004999 max=0.008689 Jy/beam ! Clean residual mean=0.000009 rms=0.001052 Jy/beam ! Combined flux in latest and established models = 0.0673596 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0673596 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=0.061815Jy sigma=1.375682 ! Fit after self-cal, rms=0.061363Jy sigma=1.366107 ! Inverting map ! Added new window around map position (2.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00864481 Jy ! Component: 100 - total flux cleaned = 0.0143788 Jy ! Total flux subtracted in 100 components = 0.0143788 Jy ! Clean residual min=-0.004577 max=0.007990 Jy/beam ! Clean residual mean=0.000007 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.0817384 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.0817384 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=0.059163Jy sigma=1.312580 ! Fit after self-cal, rms=0.059098Jy sigma=1.310704 ! Inverting map ! Added new window around map position (4.2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00768585 Jy ! Component: 100 - total flux cleaned = 0.0122454 Jy ! Total flux subtracted in 100 components = 0.0122454 Jy ! Clean residual min=-0.003826 max=0.004382 Jy/beam ! Clean residual mean=0.000005 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.0939838 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.0939838 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=0.057354Jy sigma=1.269352 ! Fit after self-cal, rms=0.057193Jy sigma=1.265132 ! 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=0.9857 mas, bmaj=2.045 mas, bpa=-5.075 degrees ! Estimated noise=0.150922 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 (5.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00885311 Jy ! Component: 100 - total flux cleaned = 0.0148844 Jy ! Component: 150 - total flux cleaned = 0.0195076 Jy ! Component: 200 - total flux cleaned = 0.0232421 Jy ! Total flux subtracted in 200 components = 0.0232421 Jy ! Clean residual min=-0.002586 max=0.003640 Jy/beam ! Clean residual mean=0.000003 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.117226 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 72 components and 0.117226 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=0.055430Jy sigma=1.222321 ! Fit after self-cal, rms=0.055252Jy sigma=1.218073 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9857 x 2.045 at -5.075 degrees (North through East) ! Clean map min=-0.0022677 max=0.072253 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.98 KP 1.00 ! LA 0.94 MK 1.05 NL 1.09 OV 0.94 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.00 KP 0.99 ! LA 0.94 MK 1.02 NL 1.10 OV 0.97 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.98 KP 1.02 ! LA 0.93 MK 1.07 NL 1.12 OV 0.94 ! PT 0.85 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.96 KP 1.05 ! LA 0.92 MK 1.06 NL 1.12 OV 0.90 ! PT 0.86 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.96 KP 0.99 ! LA 0.94 MK 1.01 NL 1.14 OV 0.93 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 0.95 KP 1.00 ! LA 0.93 MK 1.07 NL 1.09 OV 0.94 ! PT 0.87 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 1.00 KP 1.03 ! LA 0.92 MK 1.04 NL 1.14 OV 0.91 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.95 KP 0.99 ! LA 0.93 MK 1.05 NL 1.13 OV 0.92 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 0.96 KP 0.98 ! LA 0.94 MK 1.03 NL 1.09 OV 0.93 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.96 KP 1.01 ! LA 0.94 MK 1.10 NL 1.12 OV 0.95 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.93 HN 0.98 KP 0.99 ! LA 0.94 MK 1.02 NL 1.14 OV 0.95 ! PT 0.88 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.95 KP 0.96 ! LA 0.95 MK 0.99 NL 1.10 OV 0.96 ! PT 0.87 SC 0.97 ! ! ! Fit before self-cal, rms=0.055252Jy sigma=1.218073 ! Fit after self-cal, rms=0.052908Jy sigma=1.202302 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1 mas, bmaj=2.079 mas, bpa=-4.639 degrees ! Estimated noise=0.146313 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 = 0.00305714 Jy ! Component: 100 - total flux cleaned = 0.00454546 Jy ! Component: 150 - total flux cleaned = 0.00549222 Jy ! Component: 200 - total flux cleaned = 0.00589377 Jy ! Total flux subtracted in 200 components = 0.00589377 Jy ! Clean residual min=-0.001271 max=0.001926 Jy/beam ! Clean residual mean=-0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.12312 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 105 components and 0.12312 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=0.052696Jy sigma=1.196376 ! Fit after self-cal, rms=0.052702Jy sigma=1.195344 ! Inverting map ! Added new window around map position (7.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189174 Jy ! Component: 100 - total flux cleaned = 0.00245697 Jy ! Component: 150 - total flux cleaned = 0.00261801 Jy ! Component: 200 - total flux cleaned = 0.00272141 Jy ! Total flux subtracted in 200 components = 0.00272141 Jy ! Clean residual min=-0.001096 max=0.001085 Jy/beam ! Clean residual mean=-0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.125841 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 137 components and 0.125841 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=0.052615Jy sigma=1.193121 ! Fit after self-cal, rms=0.052605Jy sigma=1.192933 ! 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=0.052605Jy sigma=1.192933 ! Fit after self-cal, rms=0.052648Jy sigma=1.190874 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.998 mas, bmaj=2.073 mas, bpa=-4.733 degrees ! Estimated noise=0.146252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121474 Jy ! Component: 100 - total flux cleaned = 0.00165025 Jy ! Component: 150 - total flux cleaned = 0.00189157 Jy ! Component: 200 - total flux cleaned = 0.00207153 Jy ! Total flux subtracted in 200 components = 0.00207153 Jy ! Clean residual min=-0.000837 max=0.000932 Jy/beam ! Clean residual mean=0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.127913 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 154 components and 0.127913 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=0.052611Jy sigma=1.189912 ! Fit after self-cal, rms=0.052619Jy sigma=1.189741 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 (4.6, 9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000797828 Jy ! Component: 100 - total flux cleaned = 0.00117999 Jy ! Component: 150 - total flux cleaned = 0.00135074 Jy ! Component: 200 - total flux cleaned = 0.00146068 Jy ! Total flux subtracted in 200 components = 0.00146068 Jy ! Clean residual min=-0.000856 max=0.000882 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.129373 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 172 components and 0.129373 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=0.052596Jy sigma=1.189228 ! Fit after self-cal, rms=0.052594Jy sigma=1.189187 ! Inverting map ! Added new window around map position (32.2, 41.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000422233 Jy ! Component: 100 - total flux cleaned = 0.000640416 Jy ! Component: 150 - total flux cleaned = 0.000811754 Jy ! Component: 200 - total flux cleaned = 0.000914586 Jy ! Total flux subtracted in 200 components = 0.000914586 Jy ! Clean residual min=-0.000847 max=0.000780 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.130288 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 191 components and 0.130288 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=0.052575Jy sigma=1.188740 ! Fit after self-cal, rms=0.052574Jy sigma=1.188717 ! 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=0.052574Jy sigma=1.188717 ! Fit after self-cal, rms=0.052562Jy sigma=1.187685 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9977 mas, bmaj=2.074 mas, bpa=-4.751 degrees ! Estimated noise=0.14624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00024153 Jy ! Component: 100 - total flux cleaned = 0.000276119 Jy ! Component: 150 - total flux cleaned = 0.000292006 Jy ! Component: 200 - total flux cleaned = 0.000307529 Jy ! Total flux subtracted in 200 components = 0.000307529 Jy ! Clean residual min=-0.000735 max=0.000771 Jy/beam ! Clean residual mean=0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.130595 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 204 components and 0.130595 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=0.052551Jy sigma=1.187449 ! Fit after self-cal, rms=0.052556Jy sigma=1.187414 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 (4.2, -48.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000488515 Jy ! Component: 100 - total flux cleaned = 0.000558396 Jy ! Component: 150 - total flux cleaned = 0.00066374 Jy ! Component: 200 - total flux cleaned = 0.000720175 Jy ! Total flux subtracted in 200 components = 0.000720175 Jy ! Clean residual min=-0.000730 max=0.000718 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.131316 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 227 components and 0.131316 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=0.052542Jy sigma=1.187146 ! Fit after self-cal, rms=0.052541Jy sigma=1.187121 ! 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=0.052541Jy sigma=1.187121 ! Fit after self-cal, rms=0.052542Jy sigma=1.187091 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.113 mas, bmaj=2.948 mas, bpa=-4.536 degrees ! Estimated noise=0.174714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000382454 Jy ! Component: 100 - total flux cleaned = 0.000415091 Jy ! Component: 150 - total flux cleaned = 0.000414932 Jy ! Component: 200 - total flux cleaned = 0.000448839 Jy ! Total flux subtracted in 200 components = 0.000448839 Jy ! Clean residual min=-0.000760 max=0.000631 Jy/beam ! Clean residual mean=0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.131764 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 260 components and 0.131764 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=0.052538Jy sigma=1.186976 ! Fit after self-cal, rms=0.052538Jy sigma=1.186962 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 = 9.76248e-05 Jy ! Component: 100 - total flux cleaned = 8.78581e-05 Jy ! Component: 150 - total flux cleaned = 5.94874e-05 Jy ! Component: 200 - total flux cleaned = 1.46071e-05 Jy ! Total flux subtracted in 200 components = 1.46071e-05 Jy ! Clean residual min=-0.000733 max=0.000666 Jy/beam ! Clean residual mean=0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.131779 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 283 components and 0.131779 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=0.052536Jy sigma=1.186912 ! Fit after self-cal, rms=0.052536Jy sigma=1.186910 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9973 mas, bmaj=2.074 mas, bpa=-4.764 degrees ! Estimated noise=0.146247 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9973 x 2.074 at -4.764 degrees (North through East) ! Clean map min=-0.00064892 max=0.069675 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=0.7621 mas, bmaj=1.677 mas, bpa=-5.956 degrees ! Estimated noise=0.319591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0531209 Jy ! Component: 100 - total flux cleaned = 0.0687381 Jy ! Component: 150 - total flux cleaned = 0.0787679 Jy ! Component: 200 - total flux cleaned = 0.0863143 Jy ! Total flux subtracted in 200 components = 0.0863143 Jy ! Clean residual min=-0.002758 max=0.004422 Jy/beam ! Clean residual mean=0.000005 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.0863143 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0863143 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9973 mas, bmaj=2.074 mas, bpa=-4.764 degrees ! Estimated noise=0.146247 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 = 0.0101954 Jy ! Component: 100 - total flux cleaned = 0.0172876 Jy ! Component: 150 - total flux cleaned = 0.022625 Jy ! Component: 200 - total flux cleaned = 0.0267297 Jy ! Total flux subtracted in 200 components = 0.0267297 Jy ! Clean residual min=-0.001574 max=0.002568 Jy/beam ! Clean residual mean=0.000004 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.113044 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 59 components and 0.113044 Jy ! Inverting map ! Added new window around map position (1.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032565 Jy ! Component: 100 - total flux cleaned = 0.00585483 Jy ! Component: 150 - total flux cleaned = 0.00796258 Jy ! Component: 200 - total flux cleaned = 0.00969608 Jy ! Total flux subtracted in 200 components = 0.00969608 Jy ! Clean residual min=-0.001085 max=0.001298 Jy/beam ! Clean residual mean=0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.12274 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 99 components and 0.12274 Jy ! Inverting map ! Added new window around map position (10, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150579 Jy ! Component: 100 - total flux cleaned = 0.0027711 Jy ! Component: 150 - total flux cleaned = 0.00374952 Jy ! Component: 200 - total flux cleaned = 0.00461884 Jy ! Total flux subtracted in 200 components = 0.00461884 Jy ! Clean residual min=-0.000923 max=0.000829 Jy/beam ! Clean residual mean=0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.127359 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 131 components and 0.127359 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=2.113 mas, bmaj=2.948 mas, bpa=-4.536 degrees ! Estimated noise=0.174714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134366 Jy ! Component: 100 - total flux cleaned = 0.00224447 Jy ! Component: 150 - total flux cleaned = 0.002854 Jy ! Component: 200 - total flux cleaned = 0.00334527 Jy ! Total flux subtracted in 200 components = 0.00334527 Jy ! Clean residual min=-0.000960 max=0.000701 Jy/beam ! Clean residual mean=0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.130704 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 = 0.000294283 Jy ! Component: 100 - total flux cleaned = 0.000456168 Jy ! Component: 150 - total flux cleaned = 0.000569221 Jy ! Component: 200 - total flux cleaned = 0.000692711 Jy ! Total flux subtracted in 200 components = 0.000692711 Jy ! Clean residual min=-0.000889 max=0.000650 Jy/beam ! Clean residual mean=0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.131397 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 207 components and 0.131397 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9973 mas, bmaj=2.074 mas, bpa=-4.764 degrees ! Estimated noise=0.146247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000424002 Jy ! Component: 100 - total flux cleaned = 0.000527417 Jy ! Component: 150 - total flux cleaned = 0.000622375 Jy ! Component: 200 - total flux cleaned = 0.000693775 Jy ! Total flux subtracted in 200 components = 0.000693775 Jy ! Clean residual min=-0.000767 max=0.000708 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.132091 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 233 components and 0.132091 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=0.052552Jy sigma=1.187212 ! Fit after self-cal, rms=0.052551Jy sigma=1.187129 wmodel J0911+1958_X_map.mod ! Writing 233 model components to file: J0911+1958_X_map.mod wobs J0911+1958_X_uvs.fits ! Writing UV FITS file: J0911+1958_X_uvs.fits wwins J0911+1958_X_map.win ! wwins: Wrote 10 windows to J0911+1958_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 = 1.0751e-05 Jy ! Component: 100 - total flux cleaned = -2.67614e-05 Jy ! Component: 150 - total flux cleaned = -7.47058e-05 Jy ! Component: 200 - total flux cleaned = -0.000121226 Jy ! Component: 250 - total flux cleaned = -0.000177852 Jy ! Component: 300 - total flux cleaned = -0.000222221 Jy ! Component: 350 - total flux cleaned = -0.000297427 Jy ! Component: 400 - total flux cleaned = -0.000339239 Jy ! Component: 450 - total flux cleaned = -0.000390749 Jy ! Component: 500 - total flux cleaned = -0.000421343 Jy ! Component: 550 - total flux cleaned = -0.00050099 Jy ! Component: 600 - total flux cleaned = -0.000549737 Jy ! Component: 650 - total flux cleaned = -0.000588232 Jy ! Component: 700 - total flux cleaned = -0.000626404 Jy ! Component: 750 - total flux cleaned = -0.000682856 Jy ! Component: 800 - total flux cleaned = -0.000710839 Jy ! Component: 850 - total flux cleaned = -0.000756909 Jy ! Component: 900 - total flux cleaned = -0.000775109 Jy ! Component: 950 - total flux cleaned = -0.000802165 Jy ! Component: 1000 - total flux cleaned = -0.000846864 Jy ! Component: 1050 - total flux cleaned = -0.000873297 Jy ! Component: 1100 - total flux cleaned = -0.000890856 Jy ! Component: 1150 - total flux cleaned = -0.000925568 Jy ! Component: 1200 - total flux cleaned = -0.000951224 Jy ! Component: 1250 - total flux cleaned = -0.000976618 Jy ! Component: 1300 - total flux cleaned = -0.000993394 Jy ! Component: 1350 - total flux cleaned = -0.000993409 Jy ! Component: 1400 - total flux cleaned = -0.000976867 Jy ! Component: 1450 - total flux cleaned = -0.000993285 Jy ! Component: 1500 - total flux cleaned = -0.00104996 Jy ! Component: 1550 - total flux cleaned = -0.00100975 Jy ! Component: 1600 - total flux cleaned = -0.00103363 Jy ! Component: 1650 - total flux cleaned = -0.00103368 Jy ! Component: 1700 - total flux cleaned = -0.00105726 Jy ! Component: 1750 - total flux cleaned = -0.00104166 Jy ! Component: 1800 - total flux cleaned = -0.0010493 Jy ! Component: 1850 - total flux cleaned = -0.00104176 Jy ! Component: 1900 - total flux cleaned = -0.00103413 Jy ! Component: 1950 - total flux cleaned = -0.00104924 Jy ! Component: 2000 - total flux cleaned = -0.00102692 Jy ! Component: 2050 - total flux cleaned = -0.00107146 Jy ! Component: 2100 - total flux cleaned = -0.00108616 Jy ! Component: 2150 - total flux cleaned = -0.00107878 Jy ! Component: 2200 - total flux cleaned = -0.00109323 Jy ! Component: 2250 - total flux cleaned = -0.00106438 Jy ! Component: 2300 - total flux cleaned = -0.00102859 Jy ! Component: 2350 - total flux cleaned = -0.00103569 Jy ! Component: 2400 - total flux cleaned = -0.0010498 Jy ! Component: 2450 - total flux cleaned = -0.00102171 Jy ! Component: 2500 - total flux cleaned = -0.0010008 Jy ! Component: 2550 - total flux cleaned = -0.00100771 Jy ! Component: 2600 - total flux cleaned = -0.000973283 Jy ! Component: 2650 - total flux cleaned = -0.000980053 Jy ! Component: 2700 - total flux cleaned = -0.000939258 Jy ! Component: 2750 - total flux cleaned = -0.00093921 Jy ! Component: 2800 - total flux cleaned = -0.000905624 Jy ! Component: 2850 - total flux cleaned = -0.000865631 Jy ! Component: 2900 - total flux cleaned = -0.000859072 Jy ! Component: 2950 - total flux cleaned = -0.000859051 Jy ! Component: 3000 - total flux cleaned = -0.000832849 Jy ! Component: 3050 - total flux cleaned = -0.000806798 Jy ! Component: 3100 - total flux cleaned = -0.000780941 Jy ! Component: 3150 - total flux cleaned = -0.000774538 Jy ! Component: 3200 - total flux cleaned = -0.000774517 Jy ! Component: 3250 - total flux cleaned = -0.000768157 Jy ! Component: 3300 - total flux cleaned = -0.00073024 Jy ! Component: 3350 - total flux cleaned = -0.000730254 Jy ! Component: 3400 - total flux cleaned = -0.000711454 Jy ! Component: 3450 - total flux cleaned = -0.000730162 Jy ! Component: 3500 - total flux cleaned = -0.000705423 Jy ! Component: 3550 - total flux cleaned = -0.000705442 Jy ! Component: 3600 - total flux cleaned = -0.00066868 Jy ! Component: 3650 - total flux cleaned = -0.000650439 Jy ! Component: 3700 - total flux cleaned = -0.000668592 Jy ! Component: 3750 - total flux cleaned = -0.000638433 Jy ! Component: 3800 - total flux cleaned = -0.000626478 Jy ! Component: 3850 - total flux cleaned = -0.000638425 Jy ! Component: 3900 - total flux cleaned = -0.000614685 Jy ! Component: 3950 - total flux cleaned = -0.000591084 Jy ! Component: 4000 - total flux cleaned = -0.000585238 Jy ! Component: 4050 - total flux cleaned = -0.000585212 Jy ! Total flux subtracted in 4096 components = -0.00059102 Jy ! Clean residual min=-0.000380 max=0.000367 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.1315 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 517 components and 0.1315 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0911+1958_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9973 x 2.074 at -4.764 degrees (North through East) ! Clean map min=-0.00052575 max=0.069403 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0911+1958_X_map.fits wmodel /vlbi/uf001/uva//J0911+1958_X_map.mod ! Writing 517 model components to file: /vlbi/uf001/uva//J0911+1958_X_map.mod wobs /vlbi/uf001/uva//J0911+1958_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0911+1958_X_uvs.fits wwins /vlbi/uf001/uva//J0911+1958_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J0911+1958_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0694027 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000100444 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.434178 0.434178 0.868356 1.73671 3.47342 6.94685 13.8937 27.7874 55.5748 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 690.96 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0911+1958_X_dfm.log closed on Mon Jan 14 00:18:53 2019