! Started logfile: /image_prod/ug002_uva//J0934+3926_X_dfm.log on Wed Mar 4 23:06:18 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J0934+3926_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0934+3926_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.909259 visibilities/baseline/integration-bin. ! Found source: J0934+3926 ! ! 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 29460 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 J0934+3926_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 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012943Jy sigma=9.401571 ! Fit after self-cal, rms=0.869493Jy sigma=8.056216 ! 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=0.7592 mas, bmaj=1.779 mas, bpa=-23.11 degrees ! Estimated noise=1.05991 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 = 0.0988567 Jy ! Component: 100 - total flux cleaned = 0.122572 Jy ! Total flux subtracted in 100 components = 0.122572 Jy ! Clean residual min=-0.005626 max=0.009410 Jy/beam ! Clean residual mean=0.000003 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.122572 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.122572 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=0.066704Jy sigma=0.540032 ! Fit after self-cal, rms=0.066665Jy sigma=0.539760 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00979552 Jy ! Component: 100 - total flux cleaned = 0.0142696 Jy ! Total flux subtracted in 100 components = 0.0142696 Jy ! Clean residual min=-0.004725 max=0.005078 Jy/beam ! Clean residual mean=0.000002 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.136842 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.136842 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=0.064923Jy sigma=0.518784 ! Fit after self-cal, rms=0.064916Jy sigma=0.518637 ! 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=1.031 mas, bmaj=2.083 mas, bpa=-21.01 degrees ! Estimated noise=0.454966 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 = 0.0045106 Jy ! Component: 100 - total flux cleaned = 0.00708612 Jy ! Component: 150 - total flux cleaned = 0.00874154 Jy ! Component: 200 - total flux cleaned = 0.00982149 Jy ! Total flux subtracted in 200 components = 0.00982149 Jy ! Clean residual min=-0.004335 max=0.004727 Jy/beam ! Clean residual mean=0.000001 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 0.146663 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 0.146663 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=0.064624Jy sigma=0.515021 ! Fit after self-cal, rms=0.064632Jy sigma=0.514961 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.031 x 2.083 at -21.01 degrees (North through East) ! Clean map min=-0.0042238 max=0.13177 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.97 KP 1.08 ! LA 1.01 MK 1.03 NL 1.16 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.96 KP 1.06 ! LA 0.99 MK 1.04 NL 1.19 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.98 KP 1.05 ! LA 1.00 MK 1.04 NL 1.18 OV 0.90 ! PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.96 KP 1.08 ! LA 1.01 MK 1.03 NL 1.18 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.95 KP 1.08 ! LA 1.01 MK 1.03 NL 1.16 OV 0.91 ! PT 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.98 KP 1.06 ! LA 1.01 MK 1.01 NL 1.15 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.95 KP 1.07 ! LA 1.01 MK 1.01 NL 1.19 OV 0.89 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 0.96 KP 1.10 ! LA 1.01 MK 1.02 NL 1.18 OV 0.89 ! PT 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.94 KP 1.04 ! LA 1.01 MK 1.04 NL 1.16 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.97 KP 1.07 ! LA 0.99 MK 1.02 NL 1.19 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.95 KP 1.09 ! LA 1.01 MK 1.02 NL 1.15 OV 0.89 ! PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.97 KP 1.05 ! LA 1.03 MK 1.08 NL 1.14 OV 0.90 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.064632Jy sigma=0.514961 ! Fit after self-cal, rms=0.061156Jy sigma=0.496429 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.081 mas, bpa=-20.84 degrees ! Estimated noise=0.451772 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 = -0.00123904 Jy ! Component: 100 - total flux cleaned = -0.00132469 Jy ! Component: 150 - total flux cleaned = -0.00139446 Jy ! Component: 200 - total flux cleaned = -0.00142386 Jy ! Total flux subtracted in 200 components = -0.00142386 Jy ! Clean residual min=-0.002749 max=0.002594 Jy/beam ! Clean residual mean=0.000002 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.145239 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.145239 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=0.061066Jy sigma=0.496070 ! Fit after self-cal, rms=0.061092Jy sigma=0.495858 ! 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=0.061092Jy sigma=0.495858 ! Fit after self-cal, rms=0.065068Jy sigma=0.483978 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.09 mas, bpa=-20.94 degrees ! Estimated noise=0.452441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.14381e-05 Jy ! Component: 100 - total flux cleaned = -5.08144e-06 Jy ! Component: 150 - total flux cleaned = -2.91312e-05 Jy ! Component: 200 - total flux cleaned = -3.93861e-05 Jy ! Total flux subtracted in 200 components = -3.93861e-05 Jy ! Clean residual min=-0.001036 max=0.001040 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.1452 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.1452 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=0.065062Jy sigma=0.483914 ! Fit after self-cal, rms=0.065175Jy sigma=0.483702 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000671937 Jy ! Component: 100 - total flux cleaned = 0.000581706 Jy ! Component: 150 - total flux cleaned = 0.000522774 Jy ! Component: 200 - total flux cleaned = 0.000475626 Jy ! Total flux subtracted in 200 components = 0.000475626 Jy ! Clean residual min=-0.000974 max=0.000923 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.145676 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 0.145676 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=0.065157Jy sigma=0.483516 ! Fit after self-cal, rms=0.065156Jy sigma=0.483508 ! 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=0.065156Jy sigma=0.483508 ! Fit after self-cal, rms=0.065265Jy sigma=0.483487 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.091 mas, bpa=-20.96 degrees ! Estimated noise=0.451948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.21255e-05 Jy ! Component: 100 - total flux cleaned = -0.000142051 Jy ! Component: 150 - total flux cleaned = -0.000179198 Jy ! Component: 200 - total flux cleaned = -0.000201606 Jy ! Total flux subtracted in 200 components = -0.000201606 Jy ! Clean residual min=-0.000958 max=0.000905 Jy/beam ! Clean residual mean=-0.000001 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.145474 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 66 components and 0.145474 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=0.065260Jy sigma=0.483428 ! Fit after self-cal, rms=0.065263Jy sigma=0.483426 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 = -5.61337e-05 Jy ! Component: 100 - total flux cleaned = -6.65098e-05 Jy ! Component: 150 - total flux cleaned = -8.5826e-05 Jy ! Component: 200 - total flux cleaned = -0.000112415 Jy ! Total flux subtracted in 200 components = -0.000112415 Jy ! Clean residual min=-0.000963 max=0.000894 Jy/beam ! Clean residual mean=-0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.145362 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 70 components and 0.145362 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=0.065260Jy sigma=0.483396 ! Fit after self-cal, rms=0.065259Jy sigma=0.483396 ! 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=0.065259Jy sigma=0.483396 ! Fit after self-cal, rms=0.065261Jy sigma=0.483389 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.301 mas, bmaj=2.75 mas, bpa=-16.81 degrees ! Estimated noise=0.528518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000174106 Jy ! Component: 100 - total flux cleaned = 0.000184003 Jy ! Component: 150 - total flux cleaned = 0.000209166 Jy ! Component: 200 - total flux cleaned = 0.000223524 Jy ! Total flux subtracted in 200 components = 0.000223524 Jy ! Clean residual min=-0.000853 max=0.000912 Jy/beam ! Clean residual mean=-0.000002 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.145585 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 79 components and 0.145585 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=0.065260Jy sigma=0.483380 ! Fit after self-cal, rms=0.065260Jy sigma=0.483375 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 = 6.28258e-06 Jy ! Component: 100 - total flux cleaned = 1.37691e-05 Jy ! Component: 150 - total flux cleaned = 1.38932e-05 Jy ! Component: 200 - total flux cleaned = 1.92896e-05 Jy ! Total flux subtracted in 200 components = 1.92896e-05 Jy ! Clean residual min=-0.000853 max=0.000901 Jy/beam ! Clean residual mean=-0.000002 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.145604 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 87 components and 0.145604 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=0.065260Jy sigma=0.483375 ! Fit after self-cal, rms=0.065260Jy sigma=0.483373 ! 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=1.038 mas, bmaj=2.092 mas, bpa=-20.97 degrees ! Estimated noise=0.451792 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.038 x 2.092 at -20.97 degrees (North through East) ! Clean map min=-0.00088581 max=0.1311 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=0.7617 mas, bmaj=1.789 mas, bpa=-23.04 degrees ! Estimated noise=1.06393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0990852 Jy ! Component: 100 - total flux cleaned = 0.12302 Jy ! Component: 150 - total flux cleaned = 0.13294 Jy ! Component: 200 - total flux cleaned = 0.137429 Jy ! Total flux subtracted in 200 components = 0.137429 Jy ! Clean residual min=-0.002195 max=0.002311 Jy/beam ! Clean residual mean=0.000000 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.137429 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.137429 Jy ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.092 mas, bpa=-20.97 degrees ! Estimated noise=0.451792 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 = 0.00325375 Jy ! Component: 100 - total flux cleaned = 0.00507323 Jy ! Component: 150 - total flux cleaned = 0.00628351 Jy ! Component: 200 - total flux cleaned = 0.00684302 Jy ! Total flux subtracted in 200 components = 0.00684302 Jy ! Clean residual min=-0.000984 max=0.001115 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.144272 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 0.144272 Jy ! Inverting map ! Added new window around map position (0.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000944339 Jy ! Component: 100 - total flux cleaned = 0.00110469 Jy ! Component: 150 - total flux cleaned = 0.00122225 Jy ! Component: 200 - total flux cleaned = 0.00132723 Jy ! Total flux subtracted in 200 components = 0.00132723 Jy ! Clean residual min=-0.000901 max=0.000928 Jy/beam ! Clean residual mean=-0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.1456 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 59 components and 0.1456 Jy ! Inverting map ! Added new window around map position (11.4, -39.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000596235 Jy ! Component: 100 - total flux cleaned = 0.00069039 Jy ! Component: 150 - total flux cleaned = 0.000756646 Jy ! Component: 200 - total flux cleaned = 0.000786981 Jy ! Total flux subtracted in 200 components = 0.000786981 Jy ! Clean residual min=-0.000872 max=0.000754 Jy/beam ! Clean residual mean=-0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.146387 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 73 components and 0.146387 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=2.301 mas, bmaj=2.75 mas, bpa=-16.81 degrees ! Estimated noise=0.528518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000309845 Jy ! Component: 100 - total flux cleaned = 0.000378398 Jy ! Component: 150 - total flux cleaned = 0.000413801 Jy ! Component: 200 - total flux cleaned = 0.000466721 Jy ! Total flux subtracted in 200 components = 0.000466721 Jy ! Clean residual min=-0.000801 max=0.000747 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.146853 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 = 3.81336e-05 Jy ! Component: 100 - total flux cleaned = 7.31849e-05 Jy ! Component: 150 - total flux cleaned = 8.95444e-05 Jy ! Component: 200 - total flux cleaned = 0.00010547 Jy ! Total flux subtracted in 200 components = 0.00010547 Jy ! Clean residual min=-0.000808 max=0.000733 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.146959 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 111 components and 0.146959 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.092 mas, bpa=-20.97 degrees ! Estimated noise=0.451792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.3596e-05 Jy ! Component: 100 - total flux cleaned = 4.33636e-05 Jy ! Component: 150 - total flux cleaned = 1.06975e-05 Jy ! Component: 200 - total flux cleaned = -2.98921e-05 Jy ! Total flux subtracted in 200 components = -2.98921e-05 Jy ! Clean residual min=-0.000884 max=0.000741 Jy/beam ! Clean residual mean=-0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.146929 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 125 components and 0.146929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065243Jy sigma=0.483212 ! Fit after self-cal, rms=0.065236Jy sigma=0.483185 wmodel J0934+3926_X_map.mod ! Writing 125 model components to file: J0934+3926_X_map.mod wobs J0934+3926_X_uvs.fits ! Writing UV FITS file: J0934+3926_X_uvs.fits wwins J0934+3926_X_map.win ! wwins: Wrote 4 windows to J0934+3926_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 = -0.000161568 Jy ! Component: 100 - total flux cleaned = -0.000188806 Jy ! Component: 150 - total flux cleaned = -0.000201879 Jy ! Component: 200 - total flux cleaned = -0.000189833 Jy ! Component: 250 - total flux cleaned = -0.000166448 Jy ! Component: 300 - total flux cleaned = -0.000189949 Jy ! Component: 350 - total flux cleaned = -0.000212794 Jy ! Component: 400 - total flux cleaned = -0.000212768 Jy ! Component: 450 - total flux cleaned = -0.000201965 Jy ! Component: 500 - total flux cleaned = -0.000180779 Jy ! Component: 550 - total flux cleaned = -0.000149734 Jy ! Component: 600 - total flux cleaned = -0.000139621 Jy ! Component: 650 - total flux cleaned = -0.000109577 Jy ! Component: 700 - total flux cleaned = -9.96619e-05 Jy ! Component: 750 - total flux cleaned = -3.13444e-05 Jy ! Component: 800 - total flux cleaned = -1.21377e-05 Jy ! Component: 850 - total flux cleaned = 1.65662e-05 Jy ! Component: 900 - total flux cleaned = 5.42533e-05 Jy ! Component: 950 - total flux cleaned = 0.000100488 Jy ! Component: 1000 - total flux cleaned = 0.00010966 Jy ! Component: 1050 - total flux cleaned = 0.000154975 Jy ! Component: 1100 - total flux cleaned = 0.000154899 Jy ! Component: 1150 - total flux cleaned = 0.000172619 Jy ! Component: 1200 - total flux cleaned = 0.000198993 Jy ! Component: 1250 - total flux cleaned = 0.000216319 Jy ! Component: 1300 - total flux cleaned = 0.000233612 Jy ! Component: 1350 - total flux cleaned = 0.000267754 Jy ! Component: 1400 - total flux cleaned = 0.000267703 Jy ! Component: 1450 - total flux cleaned = 0.000318126 Jy ! Component: 1500 - total flux cleaned = 0.000367929 Jy ! Component: 1550 - total flux cleaned = 0.000335101 Jy ! Component: 1600 - total flux cleaned = 0.00038412 Jy ! Component: 1650 - total flux cleaned = 0.000432761 Jy ! Component: 1700 - total flux cleaned = 0.000464952 Jy ! Component: 1750 - total flux cleaned = 0.000472933 Jy ! Component: 1800 - total flux cleaned = 0.000480942 Jy ! Component: 1850 - total flux cleaned = 0.000512505 Jy ! Component: 1900 - total flux cleaned = 0.000535872 Jy ! Component: 1950 - total flux cleaned = 0.000566819 Jy ! Component: 2000 - total flux cleaned = 0.000589906 Jy ! Component: 2050 - total flux cleaned = 0.000589961 Jy ! Component: 2100 - total flux cleaned = 0.000635444 Jy ! Component: 2150 - total flux cleaned = 0.000673023 Jy ! Component: 2200 - total flux cleaned = 0.00065805 Jy ! Component: 2250 - total flux cleaned = 0.000695207 Jy ! Component: 2300 - total flux cleaned = 0.000732053 Jy ! Component: 2350 - total flux cleaned = 0.000717376 Jy ! Component: 2400 - total flux cleaned = 0.000753848 Jy ! Component: 2450 - total flux cleaned = 0.000732143 Jy ! Component: 2500 - total flux cleaned = 0.000796855 Jy ! Component: 2550 - total flux cleaned = 0.000782557 Jy ! Component: 2600 - total flux cleaned = 0.000810994 Jy ! Component: 2650 - total flux cleaned = 0.000810989 Jy ! Component: 2700 - total flux cleaned = 0.000831969 Jy ! Component: 2750 - total flux cleaned = 0.000859871 Jy ! Component: 2800 - total flux cleaned = 0.000880634 Jy ! Component: 2850 - total flux cleaned = 0.000887549 Jy ! Component: 2900 - total flux cleaned = 0.000908176 Jy ! Component: 2950 - total flux cleaned = 0.000894556 Jy ! Component: 3000 - total flux cleaned = 0.000928486 Jy ! Component: 3050 - total flux cleaned = 0.000928466 Jy ! Component: 3100 - total flux cleaned = 0.000955399 Jy ! Component: 3150 - total flux cleaned = 0.000982158 Jy ! Component: 3200 - total flux cleaned = 0.000968856 Jy ! Component: 3250 - total flux cleaned = 0.00102833 Jy ! Component: 3300 - total flux cleaned = 0.00102837 Jy ! Component: 3350 - total flux cleaned = 0.00106763 Jy ! Component: 3400 - total flux cleaned = 0.00106106 Jy ! Component: 3450 - total flux cleaned = 0.00108694 Jy ! Component: 3500 - total flux cleaned = 0.00109989 Jy ! Component: 3550 - total flux cleaned = 0.00114482 Jy ! Component: 3600 - total flux cleaned = 0.00113203 Jy ! Component: 3650 - total flux cleaned = 0.00115106 Jy ! Component: 3700 - total flux cleaned = 0.00116376 Jy ! Component: 3750 - total flux cleaned = 0.00118264 Jy ! Component: 3800 - total flux cleaned = 0.00117635 Jy ! Component: 3850 - total flux cleaned = 0.00118259 Jy ! Component: 3900 - total flux cleaned = 0.0012074 Jy ! Component: 3950 - total flux cleaned = 0.00123212 Jy ! Component: 4000 - total flux cleaned = 0.00123214 Jy ! Component: 4050 - total flux cleaned = 0.0012383 Jy ! Total flux subtracted in 4096 components = 0.00126271 Jy ! Clean residual min=-0.000399 max=0.000399 Jy/beam ! Clean residual mean=-0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.148192 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 439 components and 0.148192 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0934+3926_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.038 x 2.092 at -20.97 degrees (North through East) ! Clean map min=-0.00072333 max=0.13112 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0934+3926_X_map.fits wmodel /image_prod/ug002_uva//J0934+3926_X_map.mod ! Writing 439 model components to file: /image_prod/ug002_uva//J0934+3926_X_map.mod wobs /image_prod/ug002_uva//J0934+3926_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0934+3926_X_uvs.fits wwins /image_prod/ug002_uva//J0934+3926_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0934+3926_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.131115 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105994 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.242521 0.242521 0.485043 0.970085 1.94017 3.88034 7.76068 15.5214 31.0427 62.0855 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.131 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1237 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0934+3926_X_dfm.log closed on Wed Mar 4 23:06:23 2020