! Started logfile: /vlbi/uf001/uva//J2337-1752_X_dfm.log on Mon Jan 14 06:46:27 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//J2337-1752_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2337-1752_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980093 visibilities/baseline/integration-bin. ! Found source: J2337-1752 ! ! 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 25404 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 J2337-1752_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019018Jy sigma=17.955677 ! Fit after self-cal, rms=0.778169Jy sigma=13.116524 ! 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=0.6285 mas, bmaj=1.594 mas, bpa=-2.463 degrees ! Estimated noise=0.510432 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 = 0.182075 Jy ! Component: 100 - total flux cleaned = 0.231196 Jy ! Total flux subtracted in 100 components = 0.231196 Jy ! Clean residual min=-0.016028 max=0.032642 Jy/beam ! Clean residual mean=0.000005 rms=0.004011 Jy/beam ! Combined flux in latest and established models = 0.231196 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.231196 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=0.129147Jy sigma=2.055096 ! Fit after self-cal, rms=0.129041Jy sigma=2.053892 ! Inverting map ! Added new window around map position (-0.2, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288594 Jy ! Component: 100 - total flux cleaned = 0.0438807 Jy ! Total flux subtracted in 100 components = 0.0438807 Jy ! Clean residual min=-0.015375 max=0.018177 Jy/beam ! Clean residual mean=-0.000002 rms=0.003293 Jy/beam ! Combined flux in latest and established models = 0.275077 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.275077 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=0.124318Jy sigma=1.832685 ! Fit after self-cal, rms=0.123644Jy sigma=1.817604 ! 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=0.8147 mas, bmaj=1.992 mas, bpa=-2.005 degrees ! Estimated noise=0.262332 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 = 0.0174791 Jy ! Component: 100 - total flux cleaned = 0.0268336 Jy ! Component: 150 - total flux cleaned = 0.0326363 Jy ! Component: 200 - total flux cleaned = 0.0363485 Jy ! Total flux subtracted in 200 components = 0.0363485 Jy ! Clean residual min=-0.015087 max=0.016455 Jy/beam ! Clean residual mean=-0.000008 rms=0.004296 Jy/beam ! Combined flux in latest and established models = 0.311426 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.311426 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=0.124318Jy sigma=1.717428 ! Fit after self-cal, rms=0.124105Jy sigma=1.712987 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8147 x 1.992 at -2.005 degrees (North through East) ! Clean map min=-0.014368 max=0.23199 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.09 KP 0.94 ! LA 1.79 MK 1.00 NL 1.03 OV 0.86 ! PT 0.83 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.11 KP 0.95 ! LA 1.85 MK 1.01 NL 1.02 OV 0.85 ! PT 0.83 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.08 KP 0.93 ! LA 1.78 MK 1.02 NL 1.01 OV 0.85 ! PT 0.83 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 1.10 KP 0.95 ! LA 1.78 MK 1.01 NL 1.02 OV 0.85 ! PT 0.83 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 1.08 KP 0.94 ! LA 1.84 MK 1.03 NL 1.02 OV 0.84 ! PT 0.80 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 1.10 KP 0.95 ! LA 1.81 MK 1.01 NL 1.03 OV 0.84 ! PT 0.82 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 1.12 KP 0.94 ! LA 1.93 MK 1.01 NL 1.03 OV 0.85 ! PT 0.83 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.08 KP 0.94 ! LA 1.82 MK 1.02 NL 1.00 OV 0.85 ! PT 0.82 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.10 KP 0.94 ! LA 1.81 MK 1.00 NL 1.03 OV 0.84 ! PT 0.82 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.09 KP 0.96 ! LA 1.94 MK 1.00 NL 1.02 OV 0.84 ! PT 0.81 SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.10 KP 0.94 ! LA 1.96 MK 1.02 NL 1.05 OV 0.85 ! PT 0.82 SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 1.15 KP 0.93 ! LA 1.98 MK 0.99 NL 1.03 OV 0.84 ! PT 0.83 SC 1.03 ! ! ! Fit before self-cal, rms=0.124105Jy sigma=1.712987 ! Fit after self-cal, rms=0.147209Jy sigma=1.386762 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8261 mas, bmaj=2.014 mas, bpa=-1.938 degrees ! Estimated noise=0.258243 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 = -0.00145887 Jy ! Component: 100 - total flux cleaned = -0.00192195 Jy ! Component: 150 - total flux cleaned = -0.00215873 Jy ! Component: 200 - total flux cleaned = -0.00225241 Jy ! Total flux subtracted in 200 components = -0.00225241 Jy ! Clean residual min=-0.009459 max=0.010779 Jy/beam ! Clean residual mean=-0.000014 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 0.309173 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 40 components and 0.309173 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=0.146741Jy sigma=1.379862 ! Fit after self-cal, rms=0.147621Jy sigma=1.376616 ! 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=0.147621Jy sigma=1.376616 ! Fit after self-cal, rms=0.235950Jy sigma=1.272080 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8317 mas, bmaj=1.991 mas, bpa=-2.047 degrees ! Estimated noise=0.259544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00435339 Jy ! Component: 100 - total flux cleaned = 0.0043344 Jy ! Component: 150 - total flux cleaned = 0.00432782 Jy ! Component: 200 - total flux cleaned = 0.00443354 Jy ! Total flux subtracted in 200 components = 0.00443354 Jy ! Clean residual min=-0.004711 max=0.006594 Jy/beam ! Clean residual mean=-0.000001 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.313607 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.313607 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=0.235763Jy sigma=1.258217 ! Fit after self-cal, rms=0.236335Jy sigma=1.255204 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 (-0.6, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00609257 Jy ! Component: 100 - total flux cleaned = 0.00772986 Jy ! Component: 150 - total flux cleaned = 0.00832348 Jy ! Component: 200 - total flux cleaned = 0.00801869 Jy ! Total flux subtracted in 200 components = 0.00801869 Jy ! Clean residual min=-0.003725 max=0.004722 Jy/beam ! Clean residual mean=-0.000002 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.321625 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.321626 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=0.236213Jy sigma=1.243900 ! Fit after self-cal, rms=0.236229Jy sigma=1.243039 ! Inverting map ! Added new window around map position (-5.2, -15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431996 Jy ! Component: 100 - total flux cleaned = 0.00644814 Jy ! Component: 150 - total flux cleaned = 0.00763565 Jy ! Component: 200 - total flux cleaned = 0.00822716 Jy ! Total flux subtracted in 200 components = 0.00822716 Jy ! Clean residual min=-0.003279 max=0.003923 Jy/beam ! Clean residual mean=-0.000002 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.329853 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.329853 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=0.236129Jy sigma=1.237220 ! Fit after self-cal, rms=0.236091Jy sigma=1.236918 ! Inverting map ! Added new window around map position (-1, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381403 Jy ! Component: 100 - total flux cleaned = 0.00476092 Jy ! Component: 150 - total flux cleaned = 0.00503241 Jy ! Component: 200 - total flux cleaned = 0.005094 Jy ! Total flux subtracted in 200 components = 0.005094 Jy ! Clean residual min=-0.002953 max=0.003220 Jy/beam ! Clean residual mean=-0.000002 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.334947 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 100 components and 0.334947 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=0.236044Jy sigma=1.232263 ! Fit after self-cal, rms=0.236028Jy sigma=1.231991 ! Inverting map ! Added new window around map position (9.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213084 Jy ! Component: 100 - total flux cleaned = 0.00314098 Jy ! Component: 150 - total flux cleaned = 0.00356697 Jy ! Component: 200 - total flux cleaned = 0.0037297 Jy ! Total flux subtracted in 200 components = 0.0037297 Jy ! Clean residual min=-0.002725 max=0.002314 Jy/beam ! Clean residual mean=-0.000001 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.338676 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 117 components and 0.338676 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=0.235976Jy sigma=1.229307 ! Fit after self-cal, rms=0.235935Jy sigma=1.229218 ! 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=0.235935Jy sigma=1.229218 ! Fit after self-cal, rms=0.241844Jy sigma=1.226282 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8317 mas, bmaj=1.988 mas, bpa=-2.122 degrees ! Estimated noise=0.258558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016382 Jy ! Component: 100 - total flux cleaned = 0.0003425 Jy ! Component: 150 - total flux cleaned = 0.00029269 Jy ! Component: 200 - total flux cleaned = 0.000245993 Jy ! Total flux subtracted in 200 components = 0.000245993 Jy ! Clean residual min=-0.002239 max=0.001927 Jy/beam ! Clean residual mean=-0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.338922 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 123 components and 0.338922 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=0.241816Jy sigma=1.224433 ! Fit after self-cal, rms=0.241829Jy sigma=1.224267 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 = 1.51429e-05 Jy ! Component: 100 - total flux cleaned = -0.000145892 Jy ! Component: 150 - total flux cleaned = -0.00029799 Jy ! Component: 200 - total flux cleaned = -0.000405465 Jy ! Total flux subtracted in 200 components = -0.000405465 Jy ! Clean residual min=-0.002089 max=0.001823 Jy/beam ! Clean residual mean=-0.000001 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.338517 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 0.338517 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=0.241816Jy sigma=1.223552 ! Fit after self-cal, rms=0.241813Jy sigma=1.223475 ! 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=0.241813Jy sigma=1.223475 ! Fit after self-cal, rms=0.241852Jy sigma=1.223094 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=4.269 mas, bpa=6.377 degrees ! Estimated noise=0.340679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000926216 Jy ! Component: 100 - total flux cleaned = -0.00121033 Jy ! Component: 150 - total flux cleaned = -0.00149275 Jy ! Component: 200 - total flux cleaned = -0.00174708 Jy ! Total flux subtracted in 200 components = -0.00174708 Jy ! Clean residual min=-0.002067 max=0.001856 Jy/beam ! Clean residual mean=-0.000003 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.33677 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 147 components and 0.33677 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=0.241843Jy sigma=1.222674 ! Fit after self-cal, rms=0.241840Jy sigma=1.222575 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.57436e-05 Jy ! Component: 100 - total flux cleaned = -0.00021805 Jy ! Component: 150 - total flux cleaned = -0.00036668 Jy ! Component: 200 - total flux cleaned = -0.000486333 Jy ! Total flux subtracted in 200 components = -0.000486333 Jy ! Clean residual min=-0.002052 max=0.001829 Jy/beam ! Clean residual mean=-0.000003 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.336283 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 154 components and 0.336283 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=0.241836Jy sigma=1.222385 ! Fit after self-cal, rms=0.241836Jy sigma=1.222316 ! 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=0.8317 mas, bmaj=1.989 mas, bpa=-2.189 degrees ! Estimated noise=0.2583 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8317 x 1.989 at -2.189 degrees (North through East) ! Clean map min=-0.001867 max=0.22627 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=0.6379 mas, bmaj=1.572 mas, bpa=-2.331 degrees ! Estimated noise=0.507458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.179842 Jy ! Component: 100 - total flux cleaned = 0.233379 Jy ! Component: 150 - total flux cleaned = 0.260573 Jy ! Component: 200 - total flux cleaned = 0.276389 Jy ! Total flux subtracted in 200 components = 0.276389 Jy ! Clean residual min=-0.006008 max=0.008487 Jy/beam ! Clean residual mean=0.000006 rms=0.001290 Jy/beam ! Combined flux in latest and established models = 0.27639 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.27639 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8317 mas, bmaj=1.989 mas, bpa=-2.189 degrees ! Estimated noise=0.2583 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 = 0.0158661 Jy ! Component: 100 - total flux cleaned = 0.0252002 Jy ! Component: 150 - total flux cleaned = 0.0313284 Jy ! Component: 200 - total flux cleaned = 0.0359159 Jy ! Total flux subtracted in 200 components = 0.0359159 Jy ! Clean residual min=-0.002543 max=0.002698 Jy/beam ! Clean residual mean=-0.000000 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.312306 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 59 components and 0.312306 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=2.1 mas, bmaj=4.269 mas, bpa=6.377 degrees ! Estimated noise=0.340679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00507754 Jy ! Component: 100 - total flux cleaned = 0.00856199 Jy ! Component: 150 - total flux cleaned = 0.01123 Jy ! Component: 200 - total flux cleaned = 0.0133109 Jy ! Total flux subtracted in 200 components = 0.0133109 Jy ! Clean residual min=-0.002143 max=0.002033 Jy/beam ! Clean residual mean=-0.000003 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.325617 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 = 0.00167497 Jy ! Component: 100 - total flux cleaned = 0.00304349 Jy ! Component: 150 - total flux cleaned = 0.00417313 Jy ! Component: 200 - total flux cleaned = 0.0050429 Jy ! Total flux subtracted in 200 components = 0.0050429 Jy ! Clean residual min=-0.001912 max=0.001771 Jy/beam ! Clean residual mean=-0.000003 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.330659 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 122 components and 0.330659 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8317 mas, bmaj=1.989 mas, bpa=-2.189 degrees ! Estimated noise=0.2583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000777824 Jy ! Component: 100 - total flux cleaned = 0.00100709 Jy ! Component: 150 - total flux cleaned = 0.00121441 Jy ! Component: 200 - total flux cleaned = 0.00135953 Jy ! Total flux subtracted in 200 components = 0.00135953 Jy ! Clean residual min=-0.001860 max=0.001901 Jy/beam ! Clean residual mean=-0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.332019 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 147 components and 0.332019 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=0.241863Jy sigma=1.223694 ! Fit after self-cal, rms=0.241883Jy sigma=1.223139 wmodel J2337-1752_X_map.mod ! Writing 147 model components to file: J2337-1752_X_map.mod wobs J2337-1752_X_uvs.fits ! Writing UV FITS file: J2337-1752_X_uvs.fits wwins J2337-1752_X_map.win ! wwins: Wrote 6 windows to J2337-1752_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 = -0.000168997 Jy ! Component: 100 - total flux cleaned = -7.55567e-05 Jy ! Component: 150 - total flux cleaned = -0.000132844 Jy ! Component: 200 - total flux cleaned = -0.000189253 Jy ! Component: 250 - total flux cleaned = -0.000216105 Jy ! Component: 300 - total flux cleaned = -0.000343643 Jy ! Component: 350 - total flux cleaned = -0.000418228 Jy ! Component: 400 - total flux cleaned = -0.000491205 Jy ! Component: 450 - total flux cleaned = -0.000514955 Jy ! Component: 500 - total flux cleaned = -0.000561575 Jy ! Component: 550 - total flux cleaned = -0.000561643 Jy ! Component: 600 - total flux cleaned = -0.000539402 Jy ! Component: 650 - total flux cleaned = -0.000495541 Jy ! Component: 700 - total flux cleaned = -0.000474154 Jy ! Component: 750 - total flux cleaned = -0.000431951 Jy ! Component: 800 - total flux cleaned = -0.000390498 Jy ! Component: 850 - total flux cleaned = -0.000369989 Jy ! Component: 900 - total flux cleaned = -0.000309115 Jy ! Component: 950 - total flux cleaned = -0.000308973 Jy ! Component: 1000 - total flux cleaned = -0.000269026 Jy ! Component: 1050 - total flux cleaned = -0.000249568 Jy ! Component: 1100 - total flux cleaned = -0.000154818 Jy ! Component: 1150 - total flux cleaned = -0.00011747 Jy ! Component: 1200 - total flux cleaned = -9.86787e-05 Jy ! Component: 1250 - total flux cleaned = 1.11432e-05 Jy ! Component: 1300 - total flux cleaned = 8.36605e-05 Jy ! Component: 1350 - total flux cleaned = 0.000154977 Jy ! Component: 1400 - total flux cleaned = 0.000243018 Jy ! Component: 1450 - total flux cleaned = 0.000347859 Jy ! Component: 1500 - total flux cleaned = 0.000382134 Jy ! Component: 1550 - total flux cleaned = 0.000518997 Jy ! Component: 1600 - total flux cleaned = 0.00055304 Jy ! Component: 1650 - total flux cleaned = 0.000703963 Jy ! Component: 1700 - total flux cleaned = 0.000820117 Jy ! Component: 1750 - total flux cleaned = 0.000836608 Jy ! Component: 1800 - total flux cleaned = 0.00093435 Jy ! Component: 1850 - total flux cleaned = 0.000966782 Jy ! Component: 1900 - total flux cleaned = 0.00106293 Jy ! Component: 1950 - total flux cleaned = 0.00115797 Jy ! Component: 2000 - total flux cleaned = 0.00115789 Jy ! Component: 2050 - total flux cleaned = 0.00125126 Jy ! Component: 2100 - total flux cleaned = 0.00132843 Jy ! Component: 2150 - total flux cleaned = 0.00135895 Jy ! Component: 2200 - total flux cleaned = 0.00137429 Jy ! Component: 2250 - total flux cleaned = 0.0014951 Jy ! Component: 2300 - total flux cleaned = 0.00149514 Jy ! Component: 2350 - total flux cleaned = 0.00156942 Jy ! Component: 2400 - total flux cleaned = 0.00155464 Jy ! Component: 2450 - total flux cleaned = 0.0015985 Jy ! Component: 2500 - total flux cleaned = 0.00161297 Jy ! Component: 2550 - total flux cleaned = 0.00171406 Jy ! Component: 2600 - total flux cleaned = 0.00172833 Jy ! Component: 2650 - total flux cleaned = 0.0017427 Jy ! Component: 2700 - total flux cleaned = 0.00175671 Jy ! Component: 2750 - total flux cleaned = 0.00174282 Jy ! Component: 2800 - total flux cleaned = 0.00175694 Jy ! Component: 2850 - total flux cleaned = 0.00181222 Jy ! Component: 2900 - total flux cleaned = 0.00177089 Jy ! Component: 2950 - total flux cleaned = 0.00188038 Jy ! Component: 3000 - total flux cleaned = 0.00183955 Jy ! Component: 3050 - total flux cleaned = 0.00186669 Jy ! Component: 3100 - total flux cleaned = 0.00185333 Jy ! Component: 3150 - total flux cleaned = 0.00191993 Jy ! Component: 3200 - total flux cleaned = 0.00193316 Jy ! Component: 3250 - total flux cleaned = 0.0019595 Jy ! Component: 3300 - total flux cleaned = 0.00201173 Jy ! Component: 3350 - total flux cleaned = 0.00205078 Jy ! Component: 3400 - total flux cleaned = 0.00202509 Jy ! Component: 3450 - total flux cleaned = 0.00212791 Jy ! Component: 3500 - total flux cleaned = 0.00211512 Jy ! Component: 3550 - total flux cleaned = 0.00219126 Jy ! Component: 3600 - total flux cleaned = 0.00224173 Jy ! Component: 3650 - total flux cleaned = 0.00226684 Jy ! Component: 3700 - total flux cleaned = 0.00232926 Jy ! Component: 3750 - total flux cleaned = 0.00234161 Jy ! Component: 3800 - total flux cleaned = 0.00231686 Jy ! Component: 3850 - total flux cleaned = 0.00229229 Jy ! Component: 3900 - total flux cleaned = 0.00236569 Jy ! Component: 3950 - total flux cleaned = 0.00238993 Jy ! Component: 4000 - total flux cleaned = 0.00242617 Jy ! Component: 4050 - total flux cleaned = 0.0024382 Jy ! Total flux subtracted in 4096 components = 0.00247413 Jy ! Clean residual min=-0.000800 max=0.000701 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.334493 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 465 components and 0.334493 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2337-1752_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8317 x 1.989 at -2.189 degrees (North through East) ! Clean map min=-0.0013387 max=0.22829 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2337-1752_X_map.fits wmodel /vlbi/uf001/uva//J2337-1752_X_map.mod ! Writing 465 model components to file: /vlbi/uf001/uva//J2337-1752_X_map.mod wobs /vlbi/uf001/uva//J2337-1752_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2337-1752_X_uvs.fits wwins /vlbi/uf001/uva//J2337-1752_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2337-1752_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.22829 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000204606 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.268876 0.268876 0.537752 1.0755 2.15101 4.30202 8.60403 17.2081 34.4161 68.8323 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.228 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1115.76 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2337-1752_X_dfm.log closed on Mon Jan 14 06:46:33 2019