! Started logfile: /image_prod/ug002_uvm//J2218+0052_X_a_dfm.log on Wed Mar 4 17:44:14 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//J2218+0052_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J2218+0052_X_a_uvm.fits ! AN table 1: 105 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.915132 visibilities/baseline/integration-bin. ! Found source: J2218+0052 ! ! 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 51888 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 J2218+0052_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004324Jy sigma=9.184073 ! Fit after self-cal, rms=0.927258Jy sigma=8.483861 ! 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=0.7086 mas, bmaj=1.701 mas, bpa=-3.118 degrees ! Estimated noise=0.627629 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 = 0.0580829 Jy ! Component: 100 - total flux cleaned = 0.0708157 Jy ! Total flux subtracted in 100 components = 0.0708157 Jy ! Clean residual min=-0.002785 max=0.004382 Jy/beam ! Clean residual mean=-0.000000 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.0708157 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0708157 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=0.059078Jy sigma=0.496375 ! Fit after self-cal, rms=0.058615Jy sigma=0.492020 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463593 Jy ! Component: 100 - total flux cleaned = 0.00717013 Jy ! Total flux subtracted in 100 components = 0.00717013 Jy ! Clean residual min=-0.002638 max=0.003022 Jy/beam ! Clean residual mean=-0.000000 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.0779858 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.0779858 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=0.058295Jy sigma=0.489293 ! Fit after self-cal, rms=0.058293Jy sigma=0.489198 ! 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=0.9248 mas, bmaj=2.07 mas, bpa=-2.454 degrees ! Estimated noise=0.346682 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 (-8, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306042 Jy ! Component: 100 - total flux cleaned = 0.00380025 Jy ! Component: 150 - total flux cleaned = 0.00384445 Jy ! Component: 200 - total flux cleaned = 0.00384718 Jy ! Total flux subtracted in 200 components = 0.00384718 Jy ! Clean residual min=-0.002264 max=0.003664 Jy/beam ! Clean residual mean=-0.000000 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.081833 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 34 components and 0.081833 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=0.058137Jy sigma=0.487425 ! Fit after self-cal, rms=0.058107Jy sigma=0.487134 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9248 x 2.07 at -2.454 degrees (North through East) ! Clean map min=-0.002153 max=0.074425 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.85 KP 1.22 ! LA 1.01 MK 1.07 NL 1.03 OV 0.95 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.85 KP 1.20 ! LA 1.00 MK 1.07 NL 1.03 OV 0.95 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.87 KP 1.16 ! LA 0.99 MK 1.09 NL 1.01 OV 0.95 ! PT 0.97 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.89 KP 1.21 ! LA 1.01 MK 1.05 NL 1.01 OV 0.93 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.86 KP 1.17 ! LA 0.98 MK 1.06 NL 1.02 OV 0.94 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.84 KP 1.20 ! LA 1.00 MK 1.02 NL 1.04 OV 0.95 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.89 KP 1.18 ! LA 1.00 MK 1.04 NL 1.01 OV 0.98 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.89 KP 1.19 ! LA 1.00 MK 1.05 NL 1.03 OV 0.96 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.87 KP 1.16 ! LA 1.00 MK 1.04 NL 0.98 OV 0.96 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.82 KP 1.15 ! LA 0.99 MK 1.07 NL 1.04 OV 0.97 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.87 KP 1.18 ! LA 1.01 MK 1.04 NL 0.97 OV 0.94 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.85 KP 1.17 ! LA 0.96 MK 0.95 NL 0.98 OV 0.94 ! PT 0.93 SC 1.04 ! ! ! Fit before self-cal, rms=0.058107Jy sigma=0.487134 ! Fit after self-cal, rms=0.056840Jy sigma=0.481479 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.926 mas, bmaj=2.073 mas, bpa=-2.599 degrees ! Estimated noise=0.347558 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 = 0.000760203 Jy ! Component: 100 - total flux cleaned = 0.000997014 Jy ! Component: 150 - total flux cleaned = 0.00114826 Jy ! Component: 200 - total flux cleaned = 0.00128492 Jy ! Total flux subtracted in 200 components = 0.00128492 Jy ! Clean residual min=-0.001730 max=0.002153 Jy/beam ! Clean residual mean=-0.000001 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.0831179 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 56 components and 0.0831179 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=0.056812Jy sigma=0.481230 ! Fit after self-cal, rms=0.056797Jy sigma=0.481018 ! 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=0.056797Jy sigma=0.481018 ! Fit after self-cal, rms=0.064063Jy sigma=0.463549 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9231 mas, bmaj=2.072 mas, bpa=-2.63 degrees ! Estimated noise=0.34953 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000764808 Jy ! Component: 100 - total flux cleaned = -0.000906255 Jy ! Component: 150 - total flux cleaned = -0.000963179 Jy ! Component: 200 - total flux cleaned = -0.000964526 Jy ! Total flux subtracted in 200 components = -0.000964526 Jy ! Clean residual min=-0.000751 max=0.001268 Jy/beam ! Clean residual mean=0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0821534 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.0821534 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=0.064043Jy sigma=0.463257 ! Fit after self-cal, rms=0.064270Jy sigma=0.462754 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 (-0.2, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00074806 Jy ! Component: 100 - total flux cleaned = 0.000684536 Jy ! Component: 150 - total flux cleaned = 0.000557862 Jy ! Component: 200 - total flux cleaned = 0.000418209 Jy ! Total flux subtracted in 200 components = 0.000418209 Jy ! Clean residual min=-0.000688 max=0.000673 Jy/beam ! Clean residual mean=0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0825716 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.0825716 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=0.064252Jy sigma=0.462527 ! Fit after self-cal, rms=0.064242Jy sigma=0.462484 ! 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=0.064242Jy sigma=0.462484 ! Fit after self-cal, rms=0.065924Jy sigma=0.462365 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9211 mas, bmaj=2.066 mas, bpa=-2.549 degrees ! Estimated noise=0.349236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.74569e-05 Jy ! Component: 100 - total flux cleaned = -0.000233242 Jy ! Component: 150 - total flux cleaned = -0.000322778 Jy ! Component: 200 - total flux cleaned = -0.000421142 Jy ! Total flux subtracted in 200 components = -0.000421142 Jy ! Clean residual min=-0.000657 max=0.000633 Jy/beam ! Clean residual mean=0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0821504 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 94 components and 0.0821504 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=0.065918Jy sigma=0.462264 ! Fit after self-cal, rms=0.065931Jy sigma=0.462249 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 = -0.00012678 Jy ! Component: 100 - total flux cleaned = -0.00023152 Jy ! Component: 150 - total flux cleaned = -0.000311638 Jy ! Component: 200 - total flux cleaned = -0.000351494 Jy ! Total flux subtracted in 200 components = -0.000351494 Jy ! Clean residual min=-0.000643 max=0.000623 Jy/beam ! Clean residual mean=0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0817989 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 0.0817989 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=0.065929Jy sigma=0.462212 ! Fit after self-cal, rms=0.065928Jy sigma=0.462211 ! 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=0.065928Jy sigma=0.462211 ! Fit after self-cal, rms=0.066067Jy sigma=0.462195 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.186 mas, bmaj=3.282 mas, bpa=-0.7516 degrees ! Estimated noise=0.439105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00019666 Jy ! Component: 100 - total flux cleaned = -0.000239892 Jy ! Component: 150 - total flux cleaned = -0.000267945 Jy ! Component: 200 - total flux cleaned = -0.000291929 Jy ! Total flux subtracted in 200 components = -0.000291929 Jy ! Clean residual min=-0.000694 max=0.000637 Jy/beam ! Clean residual mean=0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.081507 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 0.081507 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=0.066066Jy sigma=0.462175 ! Fit after self-cal, rms=0.066066Jy sigma=0.462171 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 = -7.92529e-05 Jy ! Component: 100 - total flux cleaned = -0.000107142 Jy ! Component: 150 - total flux cleaned = -0.000111817 Jy ! Component: 200 - total flux cleaned = -0.000111828 Jy ! Total flux subtracted in 200 components = -0.000111828 Jy ! Clean residual min=-0.000695 max=0.000627 Jy/beam ! Clean residual mean=0.000001 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0813952 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 124 components and 0.0813952 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=0.066066Jy sigma=0.462164 ! Fit after self-cal, rms=0.066066Jy sigma=0.462163 ! 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=0.9207 mas, bmaj=2.064 mas, bpa=-2.524 degrees ! Estimated noise=0.348736 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9207 x 2.064 at -2.524 degrees (North through East) ! Clean map min=-0.00059518 max=0.075017 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=0.7077 mas, bmaj=1.706 mas, bpa=-3.137 degrees ! Estimated noise=0.620221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0575687 Jy ! Component: 100 - total flux cleaned = 0.0701951 Jy ! Component: 150 - total flux cleaned = 0.0747423 Jy ! Component: 200 - total flux cleaned = 0.07729 Jy ! Total flux subtracted in 200 components = 0.07729 Jy ! Clean residual min=-0.001264 max=0.001397 Jy/beam ! Clean residual mean=0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.07729 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.07729 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=2.064 mas, bpa=-2.524 degrees ! Estimated noise=0.348736 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 = 0.00194787 Jy ! Component: 100 - total flux cleaned = 0.00297653 Jy ! Component: 150 - total flux cleaned = 0.00362695 Jy ! Component: 200 - total flux cleaned = 0.00387335 Jy ! Total flux subtracted in 200 components = 0.00387335 Jy ! Clean residual min=-0.000666 max=0.000637 Jy/beam ! Clean residual mean=0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0811633 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 0.0811634 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=2.186 mas, bmaj=3.282 mas, bpa=-0.7516 degrees ! Estimated noise=0.439105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000358975 Jy ! Component: 100 - total flux cleaned = 0.000370458 Jy ! Component: 150 - total flux cleaned = 0.000379956 Jy ! Component: 200 - total flux cleaned = 0.000354974 Jy ! Total flux subtracted in 200 components = 0.000354974 Jy ! Clean residual min=-0.000711 max=0.000674 Jy/beam ! Clean residual mean=0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0815183 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 = -1.53099e-05 Jy ! Component: 100 - total flux cleaned = -2.95163e-05 Jy ! Component: 150 - total flux cleaned = -3.61443e-05 Jy ! Component: 200 - total flux cleaned = -4.89157e-05 Jy ! Total flux subtracted in 200 components = -4.89157e-05 Jy ! Clean residual min=-0.000710 max=0.000659 Jy/beam ! Clean residual mean=0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0814694 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 73 components and 0.0814694 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=2.064 mas, bpa=-2.524 degrees ! Estimated noise=0.348736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000143522 Jy ! Component: 100 - total flux cleaned = -0.000131917 Jy ! Component: 150 - total flux cleaned = -0.000120348 Jy ! Component: 200 - total flux cleaned = -0.000129277 Jy ! Total flux subtracted in 200 components = -0.000129277 Jy ! Clean residual min=-0.000647 max=0.000632 Jy/beam ! Clean residual mean=0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0813402 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 0.0813402 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=0.066067Jy sigma=0.462170 ! Fit after self-cal, rms=0.066064Jy sigma=0.462159 wmodel J2218+0052_X_a_map.mod ! Writing 91 model components to file: J2218+0052_X_a_map.mod wobs J2218+0052_X_a_uvs.fits ! Writing UV FITS file: J2218+0052_X_a_uvs.fits wwins J2218+0052_X_a_map.win ! wwins: Wrote 3 windows to J2218+0052_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 = -0.000139486 Jy ! Component: 100 - total flux cleaned = -0.000259574 Jy ! Component: 150 - total flux cleaned = -0.000333839 Jy ! Component: 200 - total flux cleaned = -0.000416213 Jy ! Component: 250 - total flux cleaned = -0.00045608 Jy ! Component: 300 - total flux cleaned = -0.000455994 Jy ! Component: 350 - total flux cleaned = -0.000494491 Jy ! Component: 400 - total flux cleaned = -0.000550848 Jy ! Component: 450 - total flux cleaned = -0.00060638 Jy ! Component: 500 - total flux cleaned = -0.000642753 Jy ! Component: 550 - total flux cleaned = -0.000642973 Jy ! Component: 600 - total flux cleaned = -0.000687641 Jy ! Component: 650 - total flux cleaned = -0.000749327 Jy ! Component: 700 - total flux cleaned = -0.000775486 Jy ! Component: 750 - total flux cleaned = -0.000809888 Jy ! Component: 800 - total flux cleaned = -0.000835298 Jy ! Component: 850 - total flux cleaned = -0.00081846 Jy ! Component: 900 - total flux cleaned = -0.000818457 Jy ! Component: 950 - total flux cleaned = -0.0008268 Jy ! Component: 1000 - total flux cleaned = -0.000859562 Jy ! Component: 1050 - total flux cleaned = -0.000867781 Jy ! Component: 1100 - total flux cleaned = -0.000900017 Jy ! Component: 1150 - total flux cleaned = -0.000907839 Jy ! Component: 1200 - total flux cleaned = -0.000907921 Jy ! Component: 1250 - total flux cleaned = -0.000931613 Jy ! Component: 1300 - total flux cleaned = -0.000923771 Jy ! Component: 1350 - total flux cleaned = -0.000939354 Jy ! Component: 1400 - total flux cleaned = -0.000923876 Jy ! Component: 1450 - total flux cleaned = -0.000962141 Jy ! Component: 1500 - total flux cleaned = -0.00096966 Jy ! Component: 1550 - total flux cleaned = -0.000962069 Jy ! Component: 1600 - total flux cleaned = -0.000977091 Jy ! Component: 1650 - total flux cleaned = -0.000992046 Jy ! Component: 1700 - total flux cleaned = -0.000992034 Jy ! Component: 1750 - total flux cleaned = -0.000992034 Jy ! Component: 1800 - total flux cleaned = -0.000999265 Jy ! Component: 1850 - total flux cleaned = -0.00100667 Jy ! Component: 1900 - total flux cleaned = -0.00103561 Jy ! Component: 1950 - total flux cleaned = -0.0010068 Jy ! Component: 2000 - total flux cleaned = -0.00105688 Jy ! Component: 2050 - total flux cleaned = -0.00104266 Jy ! Component: 2100 - total flux cleaned = -0.00102853 Jy ! Component: 2150 - total flux cleaned = -0.00103561 Jy ! Component: 2200 - total flux cleaned = -0.00107758 Jy ! Component: 2250 - total flux cleaned = -0.00107765 Jy ! Component: 2300 - total flux cleaned = -0.00108455 Jy ! Component: 2350 - total flux cleaned = -0.00111213 Jy ! Component: 2400 - total flux cleaned = -0.00113959 Jy ! Component: 2450 - total flux cleaned = -0.00113954 Jy ! Component: 2500 - total flux cleaned = -0.00116672 Jy ! Component: 2550 - total flux cleaned = -0.00115321 Jy ! Component: 2600 - total flux cleaned = -0.00117335 Jy ! Component: 2650 - total flux cleaned = -0.00118675 Jy ! Component: 2700 - total flux cleaned = -0.00117346 Jy ! Component: 2750 - total flux cleaned = -0.00120664 Jy ! Component: 2800 - total flux cleaned = -0.0011868 Jy ! Component: 2850 - total flux cleaned = -0.00119993 Jy ! Component: 2900 - total flux cleaned = -0.00119339 Jy ! Component: 2950 - total flux cleaned = -0.00122592 Jy ! Component: 3000 - total flux cleaned = -0.00122592 Jy ! Component: 3050 - total flux cleaned = -0.00123239 Jy ! Component: 3100 - total flux cleaned = -0.00123879 Jy ! Component: 3150 - total flux cleaned = -0.00125155 Jy ! Component: 3200 - total flux cleaned = -0.00128971 Jy ! Component: 3250 - total flux cleaned = -0.0012644 Jy ! Component: 3300 - total flux cleaned = -0.00127701 Jy ! Component: 3350 - total flux cleaned = -0.00123931 Jy ! Component: 3400 - total flux cleaned = -0.00127686 Jy ! Component: 3450 - total flux cleaned = -0.00129557 Jy ! Component: 3500 - total flux cleaned = -0.00132656 Jy ! Component: 3550 - total flux cleaned = -0.00132035 Jy ! Component: 3600 - total flux cleaned = -0.00129575 Jy ! Component: 3650 - total flux cleaned = -0.00132023 Jy ! Component: 3700 - total flux cleaned = -0.00132632 Jy ! Component: 3750 - total flux cleaned = -0.00132631 Jy ! Component: 3800 - total flux cleaned = -0.00135659 Jy ! Component: 3850 - total flux cleaned = -0.00136263 Jy ! Component: 3900 - total flux cleaned = -0.00138067 Jy ! Component: 3950 - total flux cleaned = -0.00136863 Jy ! Component: 4000 - total flux cleaned = -0.00133883 Jy ! Component: 4050 - total flux cleaned = -0.00138049 Jy ! Total flux subtracted in 4096 components = -0.00141014 Jy ! Clean residual min=-0.000327 max=0.000432 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.07993 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 428 components and 0.07993 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J2218+0052_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9207 x 2.064 at -2.524 degrees (North through East) ! Clean map min=-0.00053727 max=0.074991 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J2218+0052_X_a_map.fits wmodel /image_prod/ug002_uvm//J2218+0052_X_a_map.mod ! Writing 428 model components to file: /image_prod/ug002_uvm//J2218+0052_X_a_map.mod wobs /image_prod/ug002_uvm//J2218+0052_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J2218+0052_X_a_uvs.fits wwins /image_prod/ug002_uvm//J2218+0052_X_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uvm//J2218+0052_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0749914 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000106222 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.424938 0.424938 0.849876 1.69975 3.39951 6.79901 13.598 27.196 54.3921 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.074 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 705.985 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J2218+0052_X_a_dfm.log closed on Wed Mar 4 17:44:20 2020