! Started logfile: /vlbi/uf001/uva//J1844+0137_X_b_dfm.log on Mon Jan 14 04:46:00 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//J1844+0137_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1844+0137_X_b_uva.fits ! AN table 1: 118 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1844+0137 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 29736 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 J1844+0137_X_b] 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. ! ! 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=1.002378Jy sigma=23.474680 ! Fit after self-cal, rms=0.969369Jy sigma=22.753616 ! 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=1.352 mas, bmaj=3.184 mas, bpa=-8.045 degrees ! Estimated noise=0.33964 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 = 0.024495 Jy ! Component: 100 - total flux cleaned = 0.0267687 Jy ! Total flux subtracted in 100 components = 0.0267687 Jy ! Clean residual min=-0.003341 max=0.003847 Jy/beam ! Clean residual mean=0.000003 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.0267687 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0267687 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=0.061333Jy sigma=1.229073 ! Fit after self-cal, rms=0.059597Jy sigma=1.187445 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163801 Jy ! Component: 100 - total flux cleaned = 0.000781724 Jy ! Total flux subtracted in 100 components = 0.000781724 Jy ! Clean residual min=-0.003061 max=0.003677 Jy/beam ! Clean residual mean=0.000003 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.0275504 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.0275504 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=0.058930Jy sigma=1.177561 ! Fit after self-cal, rms=0.058668Jy sigma=1.176149 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.54 mas, bmaj=3.53 mas, bpa=-7.974 degrees ! Estimated noise=0.180496 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 = 0.00110805 Jy ! Component: 100 - total flux cleaned = 0.000944859 Jy ! Component: 150 - total flux cleaned = 0.000820079 Jy ! Component: 200 - total flux cleaned = 0.000724847 Jy ! Total flux subtracted in 200 components = 0.000724847 Jy ! Clean residual min=-0.002432 max=0.002994 Jy/beam ! Clean residual mean=0.000001 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.0282753 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 0.0282753 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=0.058383Jy sigma=1.172638 ! Fit after self-cal, rms=0.058162Jy sigma=1.171727 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.54 x 3.53 at -7.974 degrees (North through East) ! Clean map min=-0.0028576 max=0.035052 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.01 HN 1.05 KP 1.05 ! LA 0.97 NL 1.39 OV 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.98 HN 1.09 KP 1.02 ! LA 0.96 NL 1.24 OV 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.99 KP 1.07 ! LA 0.97 NL 1.23 OV 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.98 HN 0.97 KP 1.07 ! LA 1.00 NL 1.31 OV 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.99 HN 0.97 KP 1.06 ! LA 0.96 NL 1.24 OV 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.09 HN 0.94 KP 1.06 ! LA 1.00 NL 1.11 OV 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.01 HN 0.95 KP 1.17 ! LA 1.03 NL 1.08 OV 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.04 HN 0.93 KP 1.13 ! LA 0.99 NL 1.13 OV 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.06 HN 0.88 KP 1.19 ! LA 0.93 NL 1.20 OV 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 0.96 HN 0.91 KP 1.08 ! LA 0.95 NL 1.17 OV 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.00 HN 0.83 KP 1.06 ! LA 0.92 NL 1.09 OV 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 0.90 HN 0.87 KP 1.01 ! LA 0.98 NL 1.13 OV 1.00 ! ! ! Fit before self-cal, rms=0.058162Jy sigma=1.171727 ! Fit after self-cal, rms=0.053538Jy sigma=1.164866 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.517 mas, bmaj=3.383 mas, bpa=-6.244 degrees ! Estimated noise=0.180753 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 (-7, 28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228668 Jy ! Component: 100 - total flux cleaned = 0.00328903 Jy ! Component: 150 - total flux cleaned = 0.00394343 Jy ! Component: 200 - total flux cleaned = 0.00453111 Jy ! Total flux subtracted in 200 components = 0.00453111 Jy ! Clean residual min=-0.001426 max=0.001407 Jy/beam ! Clean residual mean=0.000000 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.0328064 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 43 components and 0.0328064 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=0.053420Jy sigma=1.162315 ! Fit after self-cal, rms=0.053179Jy sigma=1.159167 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139931 Jy ! Component: 100 - total flux cleaned = 0.0016994 Jy ! Component: 150 - total flux cleaned = 0.00194498 Jy ! Component: 200 - total flux cleaned = 0.00210694 Jy ! Total flux subtracted in 200 components = 0.00210694 Jy ! Clean residual min=-0.001611 max=0.001450 Jy/beam ! Clean residual mean=0.000000 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.0349133 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 65 components and 0.0349133 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=0.053110Jy sigma=1.157793 ! Fit after self-cal, rms=0.053055Jy sigma=1.156982 ! 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=0.053055Jy sigma=1.156982 ! Fit after self-cal, rms=0.052447Jy sigma=1.154787 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.518 mas, bmaj=3.33 mas, bpa=-5.765 degrees ! Estimated noise=0.17984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012292 Jy ! Component: 100 - total flux cleaned = 0.00194578 Jy ! Component: 150 - total flux cleaned = 0.00248876 Jy ! Component: 200 - total flux cleaned = 0.00279167 Jy ! Total flux subtracted in 200 components = 0.00279167 Jy ! Clean residual min=-0.001243 max=0.001214 Jy/beam ! Clean residual mean=0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.037705 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 0.037705 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=0.052411Jy sigma=1.154037 ! Fit after self-cal, rms=0.052399Jy sigma=1.152732 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 (-12.8, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131513 Jy ! Component: 100 - total flux cleaned = 0.00191712 Jy ! Component: 150 - total flux cleaned = 0.0020888 Jy ! Component: 200 - total flux cleaned = 0.00221788 Jy ! Total flux subtracted in 200 components = 0.00221788 Jy ! Clean residual min=-0.001178 max=0.000900 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0399228 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 111 components and 0.0399228 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=0.052358Jy sigma=1.151819 ! Fit after self-cal, rms=0.052332Jy sigma=1.151216 ! 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=0.052332Jy sigma=1.151216 ! Fit after self-cal, rms=0.052492Jy sigma=1.150867 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.521 mas, bmaj=3.3 mas, bpa=-5.375 degrees ! Estimated noise=0.180129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103921 Jy ! Component: 100 - total flux cleaned = 0.00161899 Jy ! Component: 150 - total flux cleaned = 0.00195432 Jy ! Component: 200 - total flux cleaned = 0.00213778 Jy ! Total flux subtracted in 200 components = 0.00213778 Jy ! Clean residual min=-0.001106 max=0.000776 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0420606 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 126 components and 0.0420606 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=0.052465Jy sigma=1.150260 ! Fit after self-cal, rms=0.052478Jy sigma=1.149834 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 = 0.000760446 Jy ! Component: 100 - total flux cleaned = 0.00105238 Jy ! Component: 150 - total flux cleaned = 0.00121052 Jy ! Component: 200 - total flux cleaned = 0.00130586 Jy ! Total flux subtracted in 200 components = 0.00130586 Jy ! Clean residual min=-0.001112 max=0.000817 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0433665 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 136 components and 0.0433665 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=0.052461Jy sigma=1.149486 ! Fit after self-cal, rms=0.052456Jy sigma=1.149296 ! 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=0.052456Jy sigma=1.149296 ! Fit after self-cal, rms=0.052588Jy sigma=1.149130 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.227 mas, bmaj=3.411 mas, bpa=-1.767 degrees ! Estimated noise=0.19393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000762863 Jy ! Component: 100 - total flux cleaned = 0.00119088 Jy ! Component: 150 - total flux cleaned = 0.00132497 Jy ! Component: 200 - total flux cleaned = 0.00142908 Jy ! Total flux subtracted in 200 components = 0.00142908 Jy ! Clean residual min=-0.001137 max=0.000725 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0447956 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 160 components and 0.0447955 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=0.052576Jy sigma=1.148831 ! Fit after self-cal, rms=0.052585Jy sigma=1.148672 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 = 0.000514156 Jy ! Component: 100 - total flux cleaned = 0.000669455 Jy ! Component: 150 - total flux cleaned = 0.000764125 Jy ! Component: 200 - total flux cleaned = 0.000813605 Jy ! Total flux subtracted in 200 components = 0.000813605 Jy ! Clean residual min=-0.001100 max=0.000765 Jy/beam ! Clean residual mean=0.000001 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0456092 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 171 components and 0.0456092 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=0.052577Jy sigma=1.148502 ! Fit after self-cal, rms=0.052575Jy sigma=1.148401 ! 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=1.527 mas, bmaj=3.277 mas, bpa=-5.05 degrees ! Estimated noise=0.180371 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.527 x 3.277 at -5.05 degrees (North through East) ! Clean map min=-0.0033466 max=0.035587 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=1.339 mas, bmaj=2.957 mas, bpa=-4.938 degrees ! Estimated noise=0.33492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261889 Jy ! Component: 100 - total flux cleaned = 0.0309977 Jy ! Component: 150 - total flux cleaned = 0.0327546 Jy ! Component: 200 - total flux cleaned = 0.0339177 Jy ! Total flux subtracted in 200 components = 0.0339177 Jy ! Clean residual min=-0.003078 max=0.002797 Jy/beam ! Clean residual mean=0.000002 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.0339177 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 0.0339177 Jy ! Inverting map and beam ! Estimated beam: bmin=1.527 mas, bmaj=3.277 mas, bpa=-5.05 degrees ! Estimated noise=0.180371 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 = 0.00355938 Jy ! Component: 100 - total flux cleaned = 0.00526162 Jy ! Component: 150 - total flux cleaned = 0.0066086 Jy ! Component: 200 - total flux cleaned = 0.00770837 Jy ! Total flux subtracted in 200 components = 0.00770837 Jy ! Clean residual min=-0.001571 max=0.001472 Jy/beam ! Clean residual mean=0.000000 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.041626 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 39 components and 0.041626 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=2.227 mas, bmaj=3.411 mas, bpa=-1.767 degrees ! Estimated noise=0.19393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000973217 Jy ! Component: 100 - total flux cleaned = 0.00141046 Jy ! Component: 150 - total flux cleaned = 0.00181293 Jy ! Component: 200 - total flux cleaned = 0.0020691 Jy ! Total flux subtracted in 200 components = 0.0020691 Jy ! Clean residual min=-0.001376 max=0.001174 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0436951 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 = 0.000202318 Jy ! Component: 100 - total flux cleaned = 0.000333422 Jy ! Component: 150 - total flux cleaned = 0.000453604 Jy ! Component: 200 - total flux cleaned = 0.000542235 Jy ! Total flux subtracted in 200 components = 0.000542235 Jy ! Clean residual min=-0.001229 max=0.001029 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0442374 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 110 components and 0.0442374 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.527 mas, bmaj=3.277 mas, bpa=-5.05 degrees ! Estimated noise=0.180371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000156231 Jy ! Component: 100 - total flux cleaned = -6.87595e-05 Jy ! Component: 150 - total flux cleaned = 9.37402e-06 Jy ! Component: 200 - total flux cleaned = 0.000145058 Jy ! Total flux subtracted in 200 components = 0.000145058 Jy ! Clean residual min=-0.001107 max=0.000996 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0443824 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 138 components and 0.0443824 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=0.052604Jy sigma=1.149075 ! Fit after self-cal, rms=0.052604Jy sigma=1.148750 wmodel J1844+0137_X_b_map.mod ! Writing 138 model components to file: J1844+0137_X_b_map.mod wobs J1844+0137_X_b_uvs.fits ! Writing UV FITS file: J1844+0137_X_b_uvs.fits wwins J1844+0137_X_b_map.win ! wwins: Wrote 3 windows to J1844+0137_X_b_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 = -0.000490684 Jy ! Component: 100 - total flux cleaned = -0.000853241 Jy ! Component: 150 - total flux cleaned = -0.000941894 Jy ! Component: 200 - total flux cleaned = -0.000983397 Jy ! Component: 250 - total flux cleaned = -0.000996115 Jy ! Component: 300 - total flux cleaned = -0.000996124 Jy ! Component: 350 - total flux cleaned = -0.00100764 Jy ! Component: 400 - total flux cleaned = -0.00105175 Jy ! Component: 450 - total flux cleaned = -0.00109395 Jy ! Component: 500 - total flux cleaned = -0.00112486 Jy ! Component: 550 - total flux cleaned = -0.00115437 Jy ! Component: 600 - total flux cleaned = -0.00119207 Jy ! Component: 650 - total flux cleaned = -0.00124713 Jy ! Component: 700 - total flux cleaned = -0.00128293 Jy ! Component: 750 - total flux cleaned = -0.00133514 Jy ! Component: 800 - total flux cleaned = -0.0013606 Jy ! Component: 850 - total flux cleaned = -0.00141017 Jy ! Component: 900 - total flux cleaned = -0.00143436 Jy ! Component: 950 - total flux cleaned = -0.00146589 Jy ! Component: 1000 - total flux cleaned = -0.00147352 Jy ! Component: 1050 - total flux cleaned = -0.00148103 Jy ! Component: 1100 - total flux cleaned = -0.00148103 Jy ! Component: 1150 - total flux cleaned = -0.00145931 Jy ! Component: 1200 - total flux cleaned = -0.00144509 Jy ! Component: 1250 - total flux cleaned = -0.00142426 Jy ! Component: 1300 - total flux cleaned = -0.00141057 Jy ! Component: 1350 - total flux cleaned = -0.00140386 Jy ! Component: 1400 - total flux cleaned = -0.00139725 Jy ! Component: 1450 - total flux cleaned = -0.00138422 Jy ! Component: 1500 - total flux cleaned = -0.00139699 Jy ! Component: 1550 - total flux cleaned = -0.00137805 Jy ! Component: 1600 - total flux cleaned = -0.00138422 Jy ! Component: 1650 - total flux cleaned = -0.00139034 Jy ! Component: 1700 - total flux cleaned = -0.00140238 Jy ! Component: 1750 - total flux cleaned = -0.00141421 Jy ! Component: 1800 - total flux cleaned = -0.00143751 Jy ! Component: 1850 - total flux cleaned = -0.00143751 Jy ! Component: 1900 - total flux cleaned = -0.00146027 Jy ! Component: 1950 - total flux cleaned = -0.0014715 Jy ! Component: 2000 - total flux cleaned = -0.00149351 Jy ! Component: 2050 - total flux cleaned = -0.00149343 Jy ! Component: 2100 - total flux cleaned = -0.00150948 Jy ! Component: 2150 - total flux cleaned = -0.00149884 Jy ! Component: 2200 - total flux cleaned = -0.00149887 Jy ! Component: 2250 - total flux cleaned = -0.00150925 Jy ! Component: 2300 - total flux cleaned = -0.00151439 Jy ! Component: 2350 - total flux cleaned = -0.00152448 Jy ! Component: 2400 - total flux cleaned = -0.00154451 Jy ! Component: 2450 - total flux cleaned = -0.00155428 Jy ! Component: 2500 - total flux cleaned = -0.00156404 Jy ! Component: 2550 - total flux cleaned = -0.00156889 Jy ! Component: 2600 - total flux cleaned = -0.00158803 Jy ! Component: 2650 - total flux cleaned = -0.00159755 Jy ! Component: 2700 - total flux cleaned = -0.00160692 Jy ! Component: 2750 - total flux cleaned = -0.00162551 Jy ! Component: 2800 - total flux cleaned = -0.00163013 Jy ! Component: 2850 - total flux cleaned = -0.00163011 Jy ! Component: 2900 - total flux cleaned = -0.0016301 Jy ! Component: 2950 - total flux cleaned = -0.00162114 Jy ! Component: 3000 - total flux cleaned = -0.00162118 Jy ! Component: 3050 - total flux cleaned = -0.00162559 Jy ! Component: 3100 - total flux cleaned = -0.00162997 Jy ! Component: 3150 - total flux cleaned = -0.00163863 Jy ! Component: 3200 - total flux cleaned = -0.0016429 Jy ! Component: 3250 - total flux cleaned = -0.00160869 Jy ! Component: 3300 - total flux cleaned = -0.00161721 Jy ! Component: 3350 - total flux cleaned = -0.00162143 Jy ! Component: 3400 - total flux cleaned = -0.00160473 Jy ! Component: 3450 - total flux cleaned = -0.00160057 Jy ! Component: 3500 - total flux cleaned = -0.00159653 Jy ! Component: 3550 - total flux cleaned = -0.00160477 Jy ! Component: 3600 - total flux cleaned = -0.00160886 Jy ! Component: 3650 - total flux cleaned = -0.0016129 Jy ! Component: 3700 - total flux cleaned = -0.00160492 Jy ! Component: 3750 - total flux cleaned = -0.00160894 Jy ! Component: 3800 - total flux cleaned = -0.0016169 Jy ! Component: 3850 - total flux cleaned = -0.00162081 Jy ! Component: 3900 - total flux cleaned = -0.00162079 Jy ! Component: 3950 - total flux cleaned = -0.00161689 Jy ! Component: 4000 - total flux cleaned = -0.0016285 Jy ! Component: 4050 - total flux cleaned = -0.00163619 Jy ! Total flux subtracted in 4096 components = -0.00163234 Jy ! Clean residual min=-0.000277 max=0.000253 Jy/beam ! Clean residual mean=0.000000 rms=0.000067 Jy/beam ! Combined flux in latest and established models = 0.0427501 Jy keep ! Adding 270 model components to the UV plane model. ! The established model now contains 408 components and 0.0427501 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1844+0137_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.527 x 3.277 at -5.05 degrees (North through East) ! Clean map min=-0.0028891 max=0.034343 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1844+0137_X_b_map.fits wmodel /vlbi/uf001/uva//J1844+0137_X_b_map.mod ! Writing 408 model components to file: /vlbi/uf001/uva//J1844+0137_X_b_map.mod wobs /vlbi/uf001/uva//J1844+0137_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1844+0137_X_b_uvs.fits wwins /vlbi/uf001/uva//J1844+0137_X_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1844+0137_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0343434 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.59674e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.576244 0.576244 1.15249 2.30498 4.60995 9.21991 18.4398 36.8796 73.7593 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.034 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 520.612 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1844+0137_X_b_dfm.log closed on Mon Jan 14 04:46:06 2019