! Started logfile: /vlbi/uf001/uva//J1120+1420_X_dfm.log on Mon Jan 14 01:13:52 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1120+1420_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1120+1420_X_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.866869 visibilities/baseline/integration-bin. ! Found source: J1120+1420 ! ! 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 51492 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 J1120+1420_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 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003652Jy sigma=23.432025 ! Fit after self-cal, rms=0.969985Jy sigma=22.658117 ! 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=0.766 mas, bmaj=1.81 mas, bpa=-0.8804 degrees ! Estimated noise=0.354514 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 = 0.0221843 Jy ! Component: 100 - total flux cleaned = 0.028495 Jy ! Total flux subtracted in 100 components = 0.028495 Jy ! Clean residual min=-0.004619 max=0.004438 Jy/beam ! Clean residual mean=-0.000006 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.028495 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.028495 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=0.063090Jy sigma=1.406728 ! Fit after self-cal, rms=0.061587Jy sigma=1.369413 ! 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=0.9729 mas, bmaj=2.054 mas, bpa=-0.9712 degrees ! Estimated noise=0.153654 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 = 0.00877799 Jy ! Component: 100 - total flux cleaned = 0.0140792 Jy ! Component: 150 - total flux cleaned = 0.0177674 Jy ! Component: 200 - total flux cleaned = 0.020379 Jy ! Total flux subtracted in 200 components = 0.020379 Jy ! Clean residual min=-0.005045 max=0.006421 Jy/beam ! Clean residual mean=-0.000009 rms=0.001744 Jy/beam ! Combined flux in latest and established models = 0.048874 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 39 components and 0.048874 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=0.060073Jy sigma=1.337941 ! Fit after self-cal, rms=0.059972Jy sigma=1.333533 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9729 x 2.054 at -0.9712 degrees (North through East) ! Clean map min=-0.0051734 max=0.032994 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.30 HN 1.34 KP 0.58 ! LA 0.56 MK 1.42 NL 2.20 OV 1.23 ! PT 1.00* SC 1.53 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.25 HN 1.30 KP 0.58 ! LA 0.60 MK 1.42 NL 2.16 OV 1.25 ! PT 1.00* SC 1.42 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.26 HN 1.23 KP 0.61 ! LA 0.61 MK 1.19 NL 2.01 OV 1.28 ! PT 1.00* SC 1.22 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.17 HN 1.28 KP 0.63 ! LA 0.61 MK 1.17 NL 2.14 OV 1.38 ! PT 1.00* SC 1.30 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.20 HN 1.24 KP 0.61 ! LA 0.60 MK 1.17 NL 2.15 OV 1.47 ! PT 1.00* SC 1.49 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.10 HN 1.08 KP 0.59 ! LA 0.65 MK 1.14 NL 1.90 OV 1.55 ! PT 1.00* SC 1.39 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.19 HN 0.99 KP 0.63 ! LA 0.65 MK 1.06 NL 1.92 OV 1.39 ! PT 1.00* SC 1.21 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.12 HN 0.97 KP 0.62 ! LA 0.66 MK 0.97 NL 1.77 OV 1.52 ! PT 1.00* SC 1.29 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.22 HN 0.99 KP 0.59 ! LA 0.62 MK 0.98 NL 1.96 OV 1.39 ! PT 1.00* SC 1.25 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.15 HN 0.91 KP 0.63 ! LA 0.65 MK 0.98 NL 1.73 OV 1.46 ! PT 1.00* SC 1.09 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.15 HN 0.93 KP 0.58 ! LA 0.63 MK 1.05 NL 1.62 OV 1.48 ! PT 1.00* SC 1.19 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.14 HN 0.93 KP 0.58 ! LA 0.62 MK 0.90 NL 1.84 OV 1.38 ! PT 1.00* SC 1.17 ! ! ! Fit before self-cal, rms=0.059972Jy sigma=1.333533 ! Fit after self-cal, rms=0.071114Jy sigma=1.276634 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=2.172 mas, bpa=-2.008 degrees ! Estimated noise=0.159465 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 = 0.00118059 Jy ! Component: 100 - total flux cleaned = 0.00146964 Jy ! Component: 150 - total flux cleaned = 0.0014946 Jy ! Component: 200 - total flux cleaned = 0.0015659 Jy ! Total flux subtracted in 200 components = 0.0015659 Jy ! Clean residual min=-0.004568 max=0.006089 Jy/beam ! Clean residual mean=-0.000004 rms=0.001371 Jy/beam ! Combined flux in latest and established models = 0.0504399 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 44 components and 0.0504399 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=0.071042Jy sigma=1.276278 ! Fit after self-cal, rms=0.073024Jy sigma=1.254522 ! 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=0.073024Jy sigma=1.254522 ! Fit after self-cal, rms=0.111290Jy sigma=1.214036 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=2.169 mas, bpa=-2.92 degrees ! Estimated noise=0.172997 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166431 Jy ! Component: 100 - total flux cleaned = 0.00247466 Jy ! Component: 150 - total flux cleaned = 0.00288031 Jy ! Component: 200 - total flux cleaned = 0.0029834 Jy ! Total flux subtracted in 200 components = 0.0029834 Jy ! Clean residual min=-0.003268 max=0.004252 Jy/beam ! Clean residual mean=-0.000001 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.0534233 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 49 components and 0.0534233 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=0.111156Jy sigma=1.214093 ! Fit after self-cal, rms=0.112559Jy sigma=1.209307 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 (-18.8, 27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025622 Jy ! Component: 100 - total flux cleaned = 0.00273696 Jy ! Component: 150 - total flux cleaned = 0.00269461 Jy ! Component: 200 - total flux cleaned = 0.00269637 Jy ! Total flux subtracted in 200 components = 0.00269637 Jy ! Clean residual min=-0.002980 max=0.003273 Jy/beam ! Clean residual mean=-0.000001 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 0.0561197 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.0561197 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=0.112431Jy sigma=1.206829 ! Fit after self-cal, rms=0.112189Jy sigma=1.205533 ! Inverting map ! Added new window around map position (7.4, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321316 Jy ! Component: 100 - total flux cleaned = 0.0049477 Jy ! Component: 150 - total flux cleaned = 0.00543193 Jy ! Component: 200 - total flux cleaned = 0.0057508 Jy ! Total flux subtracted in 200 components = 0.0057508 Jy ! Clean residual min=-0.002803 max=0.002784 Jy/beam ! Clean residual mean=-0.000000 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.0618705 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.0618705 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=0.111952Jy sigma=1.202574 ! Fit after self-cal, rms=0.111678Jy sigma=1.200787 ! 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=0.111678Jy sigma=1.200787 ! Fit after self-cal, rms=0.105113Jy sigma=1.198232 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.03 mas, bmaj=2.144 mas, bpa=-3.464 degrees ! Estimated noise=0.171894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246995 Jy ! Component: 100 - total flux cleaned = 0.00381579 Jy ! Component: 150 - total flux cleaned = 0.00466641 Jy ! Component: 200 - total flux cleaned = 0.00520444 Jy ! Total flux subtracted in 200 components = 0.00520444 Jy ! Clean residual min=-0.002570 max=0.002583 Jy/beam ! Clean residual mean=0.000000 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.0670749 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 98 components and 0.0670749 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=0.104971Jy sigma=1.196255 ! Fit after self-cal, rms=0.104655Jy sigma=1.194742 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 = 0.00194635 Jy ! Component: 100 - total flux cleaned = 0.00290289 Jy ! Component: 150 - total flux cleaned = 0.00323 Jy ! Component: 200 - total flux cleaned = 0.00363692 Jy ! Total flux subtracted in 200 components = 0.00363692 Jy ! Clean residual min=-0.002551 max=0.002520 Jy/beam ! Clean residual mean=0.000001 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.0707118 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 104 components and 0.0707118 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=0.104540Jy sigma=1.193906 ! Fit after self-cal, rms=0.104376Jy sigma=1.193169 ! 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=0.104376Jy sigma=1.193169 ! Fit after self-cal, rms=0.099128Jy sigma=1.191622 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.238 mas, bmaj=2.81 mas, bpa=-7.058 degrees ! Estimated noise=0.184527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217905 Jy ! Component: 100 - total flux cleaned = 0.00357887 Jy ! Component: 150 - total flux cleaned = 0.00443463 Jy ! Component: 200 - total flux cleaned = 0.00496197 Jy ! Total flux subtracted in 200 components = 0.00496197 Jy ! Clean residual min=-0.003830 max=0.003008 Jy/beam ! Clean residual mean=0.000001 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.0756738 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 127 components and 0.0756738 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=0.099066Jy sigma=1.190419 ! Fit after self-cal, rms=0.098834Jy sigma=1.189196 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 = 0.00154604 Jy ! Component: 100 - total flux cleaned = 0.00183058 Jy ! Component: 150 - total flux cleaned = 0.00190784 Jy ! Component: 200 - total flux cleaned = 0.00201549 Jy ! Total flux subtracted in 200 components = 0.00201549 Jy ! Clean residual min=-0.003884 max=0.003175 Jy/beam ! Clean residual mean=0.000003 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 0.0776893 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 133 components and 0.0776893 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=0.098781Jy sigma=1.188943 ! Fit after self-cal, rms=0.098697Jy sigma=1.188558 ! 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=1.042 mas, bmaj=2.128 mas, bpa=-3.569 degrees ! Estimated noise=0.169272 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.042 x 2.128 at -3.569 degrees (North through East) ! Clean map min=-0.0025405 max=0.034471 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=0.8078 mas, bmaj=1.867 mas, bpa=-3.037 degrees ! Estimated noise=0.413722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257746 Jy ! Component: 100 - total flux cleaned = 0.0354528 Jy ! Component: 150 - total flux cleaned = 0.0423854 Jy ! Component: 200 - total flux cleaned = 0.047924 Jy ! Total flux subtracted in 200 components = 0.047924 Jy ! Clean residual min=-0.004557 max=0.004646 Jy/beam ! Clean residual mean=-0.000004 rms=0.000944 Jy/beam ! Combined flux in latest and established models = 0.047924 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.047924 Jy ! Inverting map and beam ! Estimated beam: bmin=1.042 mas, bmaj=2.128 mas, bpa=-3.569 degrees ! Estimated noise=0.169272 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) ! Added new window around map position (0.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0064577 Jy ! Component: 100 - total flux cleaned = 0.0112224 Jy ! Component: 150 - total flux cleaned = 0.015024 Jy ! Component: 200 - total flux cleaned = 0.0179289 Jy ! Total flux subtracted in 200 components = 0.0179289 Jy ! Clean residual min=-0.003326 max=0.003160 Jy/beam ! Clean residual mean=-0.000002 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.0658529 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 55 components and 0.0658529 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=2.238 mas, bmaj=2.81 mas, bpa=-7.058 degrees ! Estimated noise=0.184527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041148 Jy ! Component: 100 - total flux cleaned = 0.00619008 Jy ! Component: 150 - total flux cleaned = 0.00728049 Jy ! Component: 200 - total flux cleaned = 0.00794953 Jy ! Total flux subtracted in 200 components = 0.00794953 Jy ! Clean residual min=-0.004270 max=0.003060 Jy/beam ! Clean residual mean=0.000001 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.0738024 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 = 0.000648743 Jy ! Component: 100 - total flux cleaned = 0.00101985 Jy ! Component: 150 - total flux cleaned = 0.00112997 Jy ! Component: 200 - total flux cleaned = 0.00128196 Jy ! Total flux subtracted in 200 components = 0.00128196 Jy ! Clean residual min=-0.004083 max=0.003028 Jy/beam ! Clean residual mean=0.000002 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.0750844 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 91 components and 0.0750844 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.042 mas, bmaj=2.128 mas, bpa=-3.569 degrees ! Estimated noise=0.169272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000653472 Jy ! Component: 100 - total flux cleaned = 0.00113751 Jy ! Component: 150 - total flux cleaned = 0.00144066 Jy ! Component: 200 - total flux cleaned = 0.0016412 Jy ! Total flux subtracted in 200 components = 0.0016412 Jy ! Clean residual min=-0.002658 max=0.002222 Jy/beam ! Clean residual mean=0.000001 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.0767256 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 0.0767256 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=0.098699Jy sigma=1.189683 ! Fit after self-cal, rms=0.098597Jy sigma=1.188568 wmodel J1120+1420_X_map.mod ! Writing 107 model components to file: J1120+1420_X_map.mod wobs J1120+1420_X_uvs.fits ! Writing UV FITS file: J1120+1420_X_uvs.fits wwins J1120+1420_X_map.win ! wwins: Wrote 4 windows to J1120+1420_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 = -0.000822554 Jy ! Component: 100 - total flux cleaned = -0.00114912 Jy ! Component: 150 - total flux cleaned = -0.00146377 Jy ! Component: 200 - total flux cleaned = -0.00150087 Jy ! Component: 250 - total flux cleaned = -0.00150054 Jy ! Component: 300 - total flux cleaned = -0.0015012 Jy ! Component: 350 - total flux cleaned = -0.00157204 Jy ! Component: 400 - total flux cleaned = -0.00157213 Jy ! Component: 450 - total flux cleaned = -0.0015053 Jy ! Component: 500 - total flux cleaned = -0.00147248 Jy ! Component: 550 - total flux cleaned = -0.0014078 Jy ! Component: 600 - total flux cleaned = -0.00128139 Jy ! Component: 650 - total flux cleaned = -0.00121999 Jy ! Component: 700 - total flux cleaned = -0.00121934 Jy ! Component: 750 - total flux cleaned = -0.00112891 Jy ! Component: 800 - total flux cleaned = -0.00109984 Jy ! Component: 850 - total flux cleaned = -0.00112889 Jy ! Component: 900 - total flux cleaned = -0.00101445 Jy ! Component: 950 - total flux cleaned = -0.00104274 Jy ! Component: 1000 - total flux cleaned = -0.00101477 Jy ! Component: 1050 - total flux cleaned = -0.00104195 Jy ! Component: 1100 - total flux cleaned = -0.00104198 Jy ! Component: 1150 - total flux cleaned = -0.00101484 Jy ! Component: 1200 - total flux cleaned = -0.00101537 Jy ! Component: 1250 - total flux cleaned = -0.00111846 Jy ! Component: 1300 - total flux cleaned = -0.00114392 Jy ! Component: 1350 - total flux cleaned = -0.00119415 Jy ! Component: 1400 - total flux cleaned = -0.00121851 Jy ! Component: 1450 - total flux cleaned = -0.00121804 Jy ! Component: 1500 - total flux cleaned = -0.00126647 Jy ! Component: 1550 - total flux cleaned = -0.00126641 Jy ! Component: 1600 - total flux cleaned = -0.0013139 Jy ! Component: 1650 - total flux cleaned = -0.00136076 Jy ! Component: 1700 - total flux cleaned = -0.00131405 Jy ! Component: 1750 - total flux cleaned = -0.00142918 Jy ! Component: 1800 - total flux cleaned = -0.00142901 Jy ! Component: 1850 - total flux cleaned = -0.00140637 Jy ! Component: 1900 - total flux cleaned = -0.00138419 Jy ! Component: 1950 - total flux cleaned = -0.00147214 Jy ! Component: 2000 - total flux cleaned = -0.00140643 Jy ! Component: 2050 - total flux cleaned = -0.00142799 Jy ! Component: 2100 - total flux cleaned = -0.00140676 Jy ! Component: 2150 - total flux cleaned = -0.00147021 Jy ! Component: 2200 - total flux cleaned = -0.00142812 Jy ! Component: 2250 - total flux cleaned = -0.00142853 Jy ! Component: 2300 - total flux cleaned = -0.00138725 Jy ! Component: 2350 - total flux cleaned = -0.00144866 Jy ! Component: 2400 - total flux cleaned = -0.00142833 Jy ! Component: 2450 - total flux cleaned = -0.00148847 Jy ! Component: 2500 - total flux cleaned = -0.00146852 Jy ! Component: 2550 - total flux cleaned = -0.00150777 Jy ! Component: 2600 - total flux cleaned = -0.00144891 Jy ! Component: 2650 - total flux cleaned = -0.00141015 Jy ! Component: 2700 - total flux cleaned = -0.00141016 Jy ! Component: 2750 - total flux cleaned = -0.00135306 Jy ! Component: 2800 - total flux cleaned = -0.00139091 Jy ! Component: 2850 - total flux cleaned = -0.00142852 Jy ! Component: 2900 - total flux cleaned = -0.00140973 Jy ! Component: 2950 - total flux cleaned = -0.00146496 Jy ! Component: 3000 - total flux cleaned = -0.0014283 Jy ! Component: 3050 - total flux cleaned = -0.00137383 Jy ! Component: 3100 - total flux cleaned = -0.00141003 Jy ! Component: 3150 - total flux cleaned = -0.00144599 Jy ! Component: 3200 - total flux cleaned = -0.00148135 Jy ! Component: 3250 - total flux cleaned = -0.00148117 Jy ! Component: 3300 - total flux cleaned = -0.00144642 Jy ! Component: 3350 - total flux cleaned = -0.00155045 Jy ! Component: 3400 - total flux cleaned = -0.00153318 Jy ! Component: 3450 - total flux cleaned = -0.00161867 Jy ! Component: 3500 - total flux cleaned = -0.00158477 Jy ! Component: 3550 - total flux cleaned = -0.00158507 Jy ! Component: 3600 - total flux cleaned = -0.00163532 Jy ! Component: 3650 - total flux cleaned = -0.0016352 Jy ! Component: 3700 - total flux cleaned = -0.0016189 Jy ! Component: 3750 - total flux cleaned = -0.00165176 Jy ! Component: 3800 - total flux cleaned = -0.00166819 Jy ! Component: 3850 - total flux cleaned = -0.00158725 Jy ! Component: 3900 - total flux cleaned = -0.00158718 Jy ! Component: 3950 - total flux cleaned = -0.00161912 Jy ! Component: 4000 - total flux cleaned = -0.00163487 Jy ! Component: 4050 - total flux cleaned = -0.00165082 Jy ! Total flux subtracted in 4096 components = -0.00165093 Jy ! Clean residual min=-0.000860 max=0.000847 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0750747 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 453 components and 0.0750747 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1120+1420_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.042 x 2.128 at -3.569 degrees (North through East) ! Clean map min=-0.00266 max=0.034788 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1120+1420_X_map.fits wmodel /vlbi/uf001/uva//J1120+1420_X_map.mod ! Writing 453 model components to file: /vlbi/uf001/uva//J1120+1420_X_map.mod wobs /vlbi/uf001/uva//J1120+1420_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1120+1420_X_uvs.fits wwins /vlbi/uf001/uva//J1120+1420_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1120+1420_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0347884 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000300923 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.59503 2.59503 5.19006 10.3801 20.7602 41.5205 83.0409 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.034 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 115.605 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1120+1420_X_dfm.log closed on Mon Jan 14 01:13:59 2019