! Started logfile: /image_prod/ug002_uvm//J1717-3948_X_a_dfm.log on Wed Mar 4 17:31:09 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_uvm//J1717-3948_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1717-3948_X_a_uvm.fits ! AN table 1: 74 integrations on 3 of 3 possible baselines. ! AN table 2: 120 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.69634 visibilities/baseline/integration-bin. ! Found source: J1717-3948 ! ! 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 16896 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 J1717-3948_X_a] 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 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 111 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.003977Jy sigma=7.471174 ! Fit after self-cal, rms=0.941746Jy sigma=6.924009 ! 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=2.33 mas, bmaj=19.96 mas, bpa=5.399 degrees ! Estimated noise=1.19946 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0473112 Jy ! Component: 100 - total flux cleaned = 0.0441543 Jy ! Total flux subtracted in 100 components = 0.0441543 Jy ! Clean residual min=-0.011668 max=0.011589 Jy/beam ! Clean residual mean=-0.000404 rms=0.005654 Jy/beam ! Combined flux in latest and established models = 0.0441543 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 51 components and 0.0441543 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=0.073390Jy sigma=0.497212 ! Fit after self-cal, rms=0.072361Jy sigma=0.490133 ! 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=2.65 mas, bmaj=20.46 mas, bpa=5.43 degrees ! Estimated noise=0.867131 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 = -0.0007124 Jy ! Component: 100 - total flux cleaned = -0.00474299 Jy ! Component: 150 - total flux cleaned = -0.00754542 Jy ! Component: 200 - total flux cleaned = -0.0107847 Jy ! Total flux subtracted in 200 components = -0.0107847 Jy ! Clean residual min=-0.004927 max=0.004887 Jy/beam ! Clean residual mean=-0.000099 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.0333697 Jy ! Performing phase self-cal ! Adding 136 model components to the UV plane model. ! The established model now contains 184 components and 0.0333696 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=0.066491Jy sigma=0.441474 ! Fit after self-cal, rms=0.065762Jy sigma=0.437218 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.65 x 20.46 at 5.43 degrees (North through East) ! Clean map min=-0.016739 max=0.055637 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.57 KP 0.88 LA 1.00* NL 0.91 ! OV 1.38 PT 0.79 ! ! ! Correcting IF 2. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.39 KP 0.84 LA 1.00* NL 0.93 ! OV 1.41 PT 0.86 ! ! ! Correcting IF 3. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.33 KP 0.84 LA 1.00* NL 1.01 ! OV 1.29 PT 0.86 ! ! ! Correcting IF 4. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.29 KP 0.83 LA 1.00* NL 0.97 ! OV 1.24 PT 0.90 ! ! ! Correcting IF 5. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.07 KP 1.00 LA 1.00* NL 0.91 ! OV 1.00 PT 0.68 ! ! ! Correcting IF 6. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.23 KP 0.94 LA 1.00* NL 0.95 ! OV 1.12 PT 0.84 ! ! ! Correcting IF 7. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.23 KP 0.85 LA 1.00* NL 1.04 ! OV 1.05 PT 0.95 ! ! ! Correcting IF 8. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.03 KP 0.88 LA 1.00* NL 0.98 ! OV 1.03 PT 0.90 ! ! ! Correcting IF 9. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 KP 0.91 LA 1.00* NL 1.20 ! OV 1.01 PT 0.87 ! ! ! Correcting IF 10. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.10 KP 0.87 LA 1.00* NL 0.99 ! OV 1.00 PT 0.93 ! ! ! Correcting IF 11. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.05 KP 0.93 LA 1.00* NL 0.99 ! OV 1.01 PT 0.83 ! ! ! Correcting IF 12. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 0.88 LA 1.00* NL 0.83 ! OV 1.09 PT 0.80 ! ! ! Fit before self-cal, rms=0.065762Jy sigma=0.437218 ! Fit after self-cal, rms=0.062819Jy sigma=0.412543 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.643 mas, bmaj=22.19 mas, bpa=6.123 degrees ! Estimated noise=0.920971 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 = 0.0013942 Jy ! Component: 100 - total flux cleaned = 0.00230733 Jy ! Component: 150 - total flux cleaned = 0.00301322 Jy ! Component: 200 - total flux cleaned = 0.00324083 Jy ! Total flux subtracted in 200 components = 0.00324083 Jy ! Clean residual min=-0.001134 max=0.001128 Jy/beam ! Clean residual mean=0.000003 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.0366105 Jy ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 258 components and 0.0366105 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=0.062443Jy sigma=0.410035 ! Fit after self-cal, rms=0.062645Jy sigma=0.408042 ! 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=0.062645Jy sigma=0.408042 ! Fit after self-cal, rms=0.063604Jy sigma=0.406543 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.634 mas, bmaj=22.27 mas, bpa=6.087 degrees ! Estimated noise=0.924778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118312 Jy ! Component: 100 - total flux cleaned = 0.00231813 Jy ! Component: 150 - total flux cleaned = 0.0033708 Jy ! Component: 200 - total flux cleaned = 0.00410561 Jy ! Total flux subtracted in 200 components = 0.00410561 Jy ! Clean residual min=-0.000811 max=0.000817 Jy/beam ! Clean residual mean=0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0407161 Jy selfcal ! Performing phase self-cal ! Adding 111 model components to the UV plane model. ! The established model now contains 366 components and 0.0407161 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=0.063420Jy sigma=0.405255 ! Fit after self-cal, rms=0.063430Jy sigma=0.404824 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 = 0.00104109 Jy ! Component: 100 - total flux cleaned = 0.00158444 Jy ! Component: 150 - total flux cleaned = 0.00178923 Jy ! Component: 200 - total flux cleaned = 0.00201457 Jy ! Total flux subtracted in 200 components = 0.00201457 Jy ! Clean residual min=-0.000696 max=0.000697 Jy/beam ! Clean residual mean=-0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0427307 Jy ! Performing phase self-cal ! Adding 104 model components to the UV plane model. ! The established model now contains 451 components and 0.0427307 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=0.063324Jy sigma=0.404144 ! Fit after self-cal, rms=0.063246Jy sigma=0.403922 ! 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=0.063246Jy sigma=0.403922 ! Fit after self-cal, rms=0.063264Jy sigma=0.403306 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.615 mas, bmaj=22.28 mas, bpa=6.105 degrees ! Estimated noise=0.912483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102202 Jy ! Component: 100 - total flux cleaned = 0.00170873 Jy ! Component: 150 - total flux cleaned = 0.0019226 Jy ! Component: 200 - total flux cleaned = 0.00207684 Jy ! Total flux subtracted in 200 components = 0.00207684 Jy ! Clean residual min=-0.000579 max=0.000580 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0448075 Jy selfcal ! Performing phase self-cal ! Adding 91 model components to the UV plane model. ! The established model now contains 526 components and 0.0448075 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=0.063186Jy sigma=0.402766 ! Fit after self-cal, rms=0.063172Jy sigma=0.402489 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 = 0.000712615 Jy ! Component: 100 - total flux cleaned = 0.000720411 Jy ! Component: 150 - total flux cleaned = 0.000685801 Jy ! Component: 200 - total flux cleaned = 0.000533158 Jy ! Total flux subtracted in 200 components = 0.000533158 Jy ! Clean residual min=-0.000489 max=0.000489 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0453407 Jy ! Performing phase self-cal ! Adding 93 model components to the UV plane model. ! The established model now contains 599 components and 0.0453407 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=0.063121Jy sigma=0.402164 ! Fit after self-cal, rms=0.063097Jy sigma=0.402070 ! Inverting map ! Added new window around map position (3, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000141187 Jy ! Component: 100 - total flux cleaned = -0.000430738 Jy ! Component: 150 - total flux cleaned = -0.0005759 Jy ! Component: 200 - total flux cleaned = -0.000663342 Jy ! Total flux subtracted in 200 components = -0.000663342 Jy ! Clean residual min=-0.000759 max=0.000638 Jy/beam ! Clean residual mean=-0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0446774 Jy ! Performing phase self-cal ! Adding 111 model components to the UV plane model. ! The established model now contains 705 components and 0.0446774 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=0.063073Jy sigma=0.401941 ! Fit after self-cal, rms=0.063066Jy sigma=0.401894 ! 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=0.063066Jy sigma=0.401894 ! Fit after self-cal, rms=0.063325Jy sigma=0.401746 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.92 mas, bmaj=22.2 mas, bpa=5.728 degrees ! Estimated noise=0.907155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000170075 Jy ! Component: 100 - total flux cleaned = -0.00029051 Jy ! Component: 150 - total flux cleaned = -0.00033985 Jy ! Component: 200 - total flux cleaned = -0.000352773 Jy ! Total flux subtracted in 200 components = -0.000352773 Jy ! Clean residual min=-0.000695 max=0.000673 Jy/beam ! Clean residual mean=0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0443246 Jy selfcal ! Performing phase self-cal ! Adding 98 model components to the UV plane model. ! The established model now contains 791 components and 0.0443246 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=0.063309Jy sigma=0.401661 ! Fit after self-cal, rms=0.063345Jy sigma=0.401555 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 = -7.46687e-05 Jy ! Component: 100 - total flux cleaned = -0.000230052 Jy ! Component: 150 - total flux cleaned = -0.000260099 Jy ! Component: 200 - total flux cleaned = -0.000273252 Jy ! Total flux subtracted in 200 components = -0.000273252 Jy ! Clean residual min=-0.000726 max=0.000691 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0440513 Jy ! Performing phase self-cal ! Adding 105 model components to the UV plane model. ! The established model now contains 841 components and 0.0440513 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=0.063334Jy sigma=0.401497 ! Fit after self-cal, rms=0.063325Jy sigma=0.401455 ! 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=2.603 mas, bmaj=22.28 mas, bpa=6.133 degrees ! Estimated noise=0.901302 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.603 x 22.28 at 6.133 degrees (North through East) ! Clean map min=-0.010806 max=0.050256 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=2.153 mas, bmaj=23.98 mas, bpa=6.627 degrees ! Estimated noise=1.24023 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283109 Jy ! Component: 100 - total flux cleaned = 0.0384708 Jy ! Component: 150 - total flux cleaned = 0.0461483 Jy ! Component: 200 - total flux cleaned = 0.0527097 Jy ! Total flux subtracted in 200 components = 0.0527097 Jy ! Clean residual min=-0.012000 max=0.007698 Jy/beam ! Clean residual mean=0.000068 rms=0.003074 Jy/beam ! Combined flux in latest and established models = 0.0527097 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 40 model components to the UV plane model. ! The established model now contains 40 components and 0.0527097 Jy ! Inverting map and beam ! Estimated beam: bmin=2.603 mas, bmaj=22.28 mas, bpa=6.133 degrees ! Estimated noise=0.901302 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 = 0.00799597 Jy ! Component: 100 - total flux cleaned = 0.015706 Jy ! Component: 150 - total flux cleaned = 0.0223892 Jy ! Component: 200 - total flux cleaned = 0.0273347 Jy ! Total flux subtracted in 200 components = 0.0273347 Jy ! Clean residual min=-0.009460 max=0.006579 Jy/beam ! Clean residual mean=0.000054 rms=0.002393 Jy/beam ! Combined flux in latest and established models = 0.0800444 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 92 components and 0.0800444 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=2.92 mas, bmaj=22.2 mas, bpa=5.728 degrees ! Estimated noise=0.907155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00522917 Jy ! Component: 100 - total flux cleaned = 0.00945909 Jy ! Component: 150 - total flux cleaned = 0.0126004 Jy ! Component: 200 - total flux cleaned = 0.0144476 Jy ! Total flux subtracted in 200 components = 0.0144476 Jy ! Clean residual min=-0.007086 max=0.005216 Jy/beam ! Clean residual mean=0.000036 rms=0.001814 Jy/beam ! Combined flux in latest and established models = 0.094492 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 = 0.00152179 Jy ! Component: 100 - total flux cleaned = 0.0026811 Jy ! Component: 150 - total flux cleaned = 0.00399069 Jy ! Component: 200 - total flux cleaned = 0.00517782 Jy ! Total flux subtracted in 200 components = 0.00517782 Jy ! Clean residual min=-0.005927 max=0.004542 Jy/beam ! Clean residual mean=0.000025 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 0.0996698 Jy ! Adding 124 model components to the UV plane model. ! The established model now contains 203 components and 0.0996698 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.603 mas, bmaj=22.28 mas, bpa=6.133 degrees ! Estimated noise=0.901302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000582005 Jy ! Component: 100 - total flux cleaned = 0.00145948 Jy ! Component: 150 - total flux cleaned = 0.00231855 Jy ! Component: 200 - total flux cleaned = 0.0032835 Jy ! Total flux subtracted in 200 components = 0.0032835 Jy ! Clean residual min=-0.004945 max=0.004039 Jy/beam ! Clean residual mean=0.000018 rms=0.001344 Jy/beam ! Combined flux in latest and established models = 0.102953 Jy selfcal ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 255 components and 0.102953 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=0.064106Jy sigma=0.407484 ! Fit after self-cal, rms=0.063920Jy sigma=0.404338 wmodel J1717-3948_X_a_map.mod ! Writing 255 model components to file: J1717-3948_X_a_map.mod wobs J1717-3948_X_a_uvs.fits ! Writing UV FITS file: J1717-3948_X_a_uvs.fits wwins J1717-3948_X_a_map.win ! wwins: Wrote 1 windows to J1717-3948_X_a_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 = -0.00112219 Jy ! Component: 100 - total flux cleaned = -0.00152703 Jy ! Component: 150 - total flux cleaned = -0.00178312 Jy ! Component: 200 - total flux cleaned = -0.00203897 Jy ! Component: 250 - total flux cleaned = -0.00209279 Jy ! Component: 300 - total flux cleaned = -0.0021418 Jy ! Component: 350 - total flux cleaned = -0.00223091 Jy ! Component: 400 - total flux cleaned = -0.0022727 Jy ! Component: 450 - total flux cleaned = -0.0023521 Jy ! Component: 500 - total flux cleaned = -0.00238925 Jy ! Component: 550 - total flux cleaned = -0.00245927 Jy ! Component: 600 - total flux cleaned = -0.00252512 Jy ! Component: 650 - total flux cleaned = -0.00255629 Jy ! Component: 700 - total flux cleaned = -0.00269104 Jy ! Component: 750 - total flux cleaned = -0.00277653 Jy ! Component: 800 - total flux cleaned = -0.00287258 Jy ! Component: 850 - total flux cleaned = -0.00293864 Jy ! Component: 900 - total flux cleaned = -0.00303989 Jy ! Component: 950 - total flux cleaned = -0.0030642 Jy ! Component: 1000 - total flux cleaned = -0.00307609 Jy ! Component: 1050 - total flux cleaned = -0.0031106 Jy ! Component: 1100 - total flux cleaned = -0.00312192 Jy ! Component: 1150 - total flux cleaned = -0.00318716 Jy ! Component: 1200 - total flux cleaned = -0.00320832 Jy ! Component: 1250 - total flux cleaned = -0.00324997 Jy ! Component: 1300 - total flux cleaned = -0.00324976 Jy ! Component: 1350 - total flux cleaned = -0.00325981 Jy ! Component: 1400 - total flux cleaned = -0.00325984 Jy ! Component: 1450 - total flux cleaned = -0.00329862 Jy ! Component: 1500 - total flux cleaned = -0.00330819 Jy ! Component: 1550 - total flux cleaned = -0.00336531 Jy ! Component: 1600 - total flux cleaned = -0.00341256 Jy ! Component: 1650 - total flux cleaned = -0.0034501 Jy ! Component: 1700 - total flux cleaned = -0.00347808 Jy ! Component: 1750 - total flux cleaned = -0.00349667 Jy ! Component: 1800 - total flux cleaned = -0.00355224 Jy ! Component: 1850 - total flux cleaned = -0.00357075 Jy ! Component: 1900 - total flux cleaned = -0.00363537 Jy ! Component: 1950 - total flux cleaned = -0.00369999 Jy ! Component: 2000 - total flux cleaned = -0.00377395 Jy ! Component: 2050 - total flux cleaned = -0.0038389 Jy ! Component: 2100 - total flux cleaned = -0.0039039 Jy ! Component: 2150 - total flux cleaned = -0.00398785 Jy ! Component: 2200 - total flux cleaned = -0.00406303 Jy ! Component: 2250 - total flux cleaned = -0.00414809 Jy ! Component: 2300 - total flux cleaned = -0.00423371 Jy ! Component: 2350 - total flux cleaned = -0.00431035 Jy ! Component: 2400 - total flux cleaned = -0.00439711 Jy ! Component: 2450 - total flux cleaned = -0.00448469 Jy ! Component: 2500 - total flux cleaned = -0.00457294 Jy ! Component: 2550 - total flux cleaned = -0.00464228 Jy ! Component: 2600 - total flux cleaned = -0.00473221 Jy ! Component: 2650 - total flux cleaned = -0.0048231 Jy ! Component: 2700 - total flux cleaned = -0.00491487 Jy ! Component: 2750 - total flux cleaned = -0.00499733 Jy ! Component: 2800 - total flux cleaned = -0.00508061 Jy ! Component: 2850 - total flux cleaned = -0.00516483 Jy ! Component: 2900 - total flux cleaned = -0.00519695 Jy ! Component: 2950 - total flux cleaned = -0.00522939 Jy ! Component: 3000 - total flux cleaned = -0.00521843 Jy ! Component: 3050 - total flux cleaned = -0.00520723 Jy ! Component: 3100 - total flux cleaned = -0.00518417 Jy ! Component: 3150 - total flux cleaned = -0.0051841 Jy ! Component: 3200 - total flux cleaned = -0.00516027 Jy ! Component: 3250 - total flux cleaned = -0.00513577 Jy ! Component: 3300 - total flux cleaned = -0.00512343 Jy ! Component: 3350 - total flux cleaned = -0.00511092 Jy ! Component: 3400 - total flux cleaned = -0.00511116 Jy ! Component: 3450 - total flux cleaned = -0.00509805 Jy ! Component: 3500 - total flux cleaned = -0.00508432 Jy ! Component: 3550 - total flux cleaned = -0.00508432 Jy ! Component: 3600 - total flux cleaned = -0.00506999 Jy ! Component: 3650 - total flux cleaned = -0.00506996 Jy ! Component: 3700 - total flux cleaned = -0.00507 Jy ! Component: 3750 - total flux cleaned = -0.00506988 Jy ! Component: 3800 - total flux cleaned = -0.00507001 Jy ! Component: 3850 - total flux cleaned = -0.00507017 Jy ! Component: 3900 - total flux cleaned = -0.00505422 Jy ! Component: 3950 - total flux cleaned = -0.00503752 Jy ! Component: 4000 - total flux cleaned = -0.00503759 Jy ! Component: 4050 - total flux cleaned = -0.00501993 Jy ! Total flux subtracted in 4096 components = -0.00502003 Jy ! Clean residual min=-0.000975 max=0.001047 Jy/beam ! Clean residual mean=-0.000003 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.0979333 Jy keep ! Adding 513 model components to the UV plane model. ! The established model now contains 766 components and 0.0979332 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1717-3948_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.603 x 22.28 at 6.133 degrees (North through East) ! Clean map min=-0.012612 max=0.054289 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1717-3948_X_a_map.fits wmodel /image_prod/ug002_uvm//J1717-3948_X_a_map.mod ! Writing 766 model components to file: /image_prod/ug002_uvm//J1717-3948_X_a_map.mod wobs /image_prod/ug002_uvm//J1717-3948_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1717-3948_X_a_uvs.fits wwins /image_prod/ug002_uvm//J1717-3948_X_a_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uvm//J1717-3948_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0542894 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000430322 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.37793 2.37793 4.75587 9.51173 19.0235 38.0469 76.0939 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 126.159 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1717-3948_X_a_dfm.log closed on Wed Mar 4 17:31:16 2020