! Started logfile: /vlbi/uf001/uva//J0656+0315_X_dfm.log on Sun Jan 13 23:13:58 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//J0656+0315_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0656+0315_X_uva.fits ! AN table 1: 99 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.696128 visibilities/baseline/integration-bin. ! Found source: J0656+0315 ! ! 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 29772 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 J0656+0315_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 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 195 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002511Jy sigma=22.229969 ! Fit after self-cal, rms=0.960888Jy sigma=21.300582 ! 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=0.7043 mas, bmaj=1.716 mas, bpa=1.933 degrees ! Estimated noise=0.350509 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 = 0.0300153 Jy ! Component: 100 - total flux cleaned = 0.037747 Jy ! Total flux subtracted in 100 components = 0.037747 Jy ! Clean residual min=-0.002178 max=0.003097 Jy/beam ! Clean residual mean=-0.000000 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.037747 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.037747 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=0.059622Jy sigma=1.229782 ! Fit after self-cal, rms=0.058008Jy sigma=1.193551 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00496899 Jy ! Component: 100 - total flux cleaned = 0.00721466 Jy ! Total flux subtracted in 100 components = 0.00721466 Jy ! Clean residual min=-0.002037 max=0.003095 Jy/beam ! Clean residual mean=-0.000000 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0449616 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0449616 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=0.057452Jy sigma=1.180567 ! Fit after self-cal, rms=0.057447Jy sigma=1.180278 ! Inverting map ! Added new window around map position (1.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269961 Jy ! Component: 100 - total flux cleaned = 0.00379181 Jy ! Total flux subtracted in 100 components = 0.00379181 Jy ! Clean residual min=-0.001889 max=0.001928 Jy/beam ! Clean residual mean=-0.000000 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.0487534 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.0487534 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=0.057299Jy sigma=1.176375 ! Fit after self-cal, rms=0.057261Jy sigma=1.175671 ! 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=0.8702 mas, bmaj=1.983 mas, bpa=2.127 degrees ! Estimated noise=0.188064 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 (1.8, 15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264062 Jy ! Component: 100 - total flux cleaned = 0.00421124 Jy ! Component: 150 - total flux cleaned = 0.0053482 Jy ! Component: 200 - total flux cleaned = 0.00622297 Jy ! Total flux subtracted in 200 components = 0.00622297 Jy ! Clean residual min=-0.001567 max=0.001734 Jy/beam ! Clean residual mean=-0.000000 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.0549764 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.0549764 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=0.057129Jy sigma=1.172263 ! Fit after self-cal, rms=0.057097Jy sigma=1.171531 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8702 x 1.983 at 2.127 degrees (North through East) ! Clean map min=-0.0015052 max=0.041651 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 1.02 KP 0.94 ! LA 0.96 MK 1.03 NL 1.09 OV 0.91 ! SC 0.91 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 0.98 KP 0.89 ! LA 0.97 MK 1.08 NL 1.21 OV 0.99 ! SC 0.98 ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.07 KP 0.95 ! LA 0.95 MK 1.03 NL 1.12 OV 1.00 ! SC 1.08 ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.01 KP 0.99 ! LA 1.01 MK 1.07 NL 1.17 OV 1.00 ! SC 0.99 ! ! ! Correcting IF 5. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.89 KP 1.00 ! LA 0.96 MK 1.12 NL 1.19 OV 0.96 ! SC 0.93 ! ! ! Correcting IF 6. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.00 KP 0.97 ! LA 1.00 MK 0.99 NL 1.21 OV 1.01 ! SC 0.97 ! ! ! Correcting IF 7. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.06 HN 0.92 KP 0.97 ! LA 0.95 MK 1.02 NL 1.02 OV 0.99 ! SC 0.98 ! ! ! Correcting IF 8. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 0.95 KP 1.03 ! LA 0.96 MK 1.02 NL 1.10 OV 0.95 ! SC 0.94 ! ! ! Correcting IF 9. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.91 KP 0.94 ! LA 0.90 MK 1.02 NL 1.10 OV 0.96 ! SC 1.01 ! ! ! Correcting IF 10. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.96 KP 0.94 ! LA 0.92 MK 1.03 NL 1.08 OV 1.01 ! SC 0.99 ! ! ! Correcting IF 11. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.81 KP 0.89 ! LA 0.93 MK 0.96 NL 1.18 OV 0.96 ! SC 0.94 ! ! ! Correcting IF 12. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 0.96 KP 0.98 ! LA 0.95 MK 0.90 NL 1.16 OV 0.96 ! SC 0.89 ! ! ! Fit before self-cal, rms=0.057097Jy sigma=1.171531 ! Fit after self-cal, rms=0.056516Jy sigma=1.176450 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8626 mas, bmaj=1.965 mas, bpa=2.37 degrees ! Estimated noise=0.190643 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 (3.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108443 Jy ! Component: 100 - total flux cleaned = 0.00120071 Jy ! Component: 150 - total flux cleaned = 0.000958725 Jy ! Component: 200 - total flux cleaned = 0.000725549 Jy ! Total flux subtracted in 200 components = 0.000725549 Jy ! Clean residual min=-0.001168 max=0.001187 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0557019 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.0557019 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=0.056477Jy sigma=1.175527 ! Fit after self-cal, rms=0.056503Jy sigma=1.175011 ! 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=0.056503Jy sigma=1.175011 ! Fit after self-cal, rms=0.056811Jy sigma=1.172880 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8602 mas, bmaj=1.964 mas, bpa=2.47 degrees ! Estimated noise=0.191202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00041822 Jy ! Component: 100 - total flux cleaned = 0.000373184 Jy ! Component: 150 - total flux cleaned = 0.000255652 Jy ! Component: 200 - total flux cleaned = 0.000133361 Jy ! Total flux subtracted in 200 components = 0.000133361 Jy ! Clean residual min=-0.001132 max=0.001102 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0558353 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 79 components and 0.0558353 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=0.056795Jy sigma=1.172512 ! Fit after self-cal, rms=0.056821Jy sigma=1.172252 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 = 2.04113e-05 Jy ! Component: 100 - total flux cleaned = -0.000137349 Jy ! Component: 150 - total flux cleaned = -0.000231839 Jy ! Component: 200 - total flux cleaned = -0.000247013 Jy ! Total flux subtracted in 200 components = -0.000247013 Jy ! Clean residual min=-0.001121 max=0.001101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0555883 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 0.0555883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056812Jy sigma=1.172058 ! Fit after self-cal, rms=0.056811Jy sigma=1.172038 ! 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=0.056811Jy sigma=1.172038 ! Fit after self-cal, rms=0.057008Jy sigma=1.171884 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8571 mas, bmaj=1.961 mas, bpa=2.508 degrees ! Estimated noise=0.191223 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.954e-06 Jy ! Component: 100 - total flux cleaned = -4.59662e-05 Jy ! Component: 150 - total flux cleaned = -0.000119233 Jy ! Component: 200 - total flux cleaned = -0.0001738 Jy ! Total flux subtracted in 200 components = -0.0001738 Jy ! Clean residual min=-0.001083 max=0.001061 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0554145 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 93 components and 0.0554145 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=0.057000Jy sigma=1.171706 ! Fit after self-cal, rms=0.057012Jy sigma=1.171671 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.98737e-05 Jy ! Component: 100 - total flux cleaned = -0.000144908 Jy ! Component: 150 - total flux cleaned = -0.00018133 Jy ! Component: 200 - total flux cleaned = -0.000227182 Jy ! Total flux subtracted in 200 components = -0.000227182 Jy ! Clean residual min=-0.001080 max=0.001050 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0551873 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 96 components and 0.0551873 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=0.057007Jy sigma=1.171562 ! Fit after self-cal, rms=0.057006Jy sigma=1.171553 ! 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=0.057006Jy sigma=1.171553 ! Fit after self-cal, rms=0.057022Jy sigma=1.171519 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.998 mas, bmaj=2.993 mas, bpa=4.884 degrees ! Estimated noise=0.24602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.99881e-05 Jy ! Component: 100 - total flux cleaned = 6.94629e-05 Jy ! Component: 150 - total flux cleaned = 3.94628e-05 Jy ! Component: 200 - total flux cleaned = 4.51818e-06 Jy ! Total flux subtracted in 200 components = 4.51818e-06 Jy ! Clean residual min=-0.001095 max=0.001250 Jy/beam ! Clean residual mean=-0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0551918 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 108 components and 0.0551918 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=0.057019Jy sigma=1.171460 ! Fit after self-cal, rms=0.057019Jy sigma=1.171346 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 (8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000398473 Jy ! Component: 100 - total flux cleaned = 0.000790257 Jy ! Component: 150 - total flux cleaned = 0.00106958 Jy ! Component: 200 - total flux cleaned = 0.00121558 Jy ! Total flux subtracted in 200 components = 0.00121558 Jy ! Clean residual min=-0.000864 max=0.000835 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0564074 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 146 components and 0.0564074 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=0.057002Jy sigma=1.170954 ! Fit after self-cal, rms=0.056996Jy sigma=1.170863 ! 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=0.8548 mas, bmaj=1.96 mas, bpa=2.509 degrees ! Estimated noise=0.191078 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8548 x 1.96 at 2.509 degrees (North through East) ! Clean map min=-0.0010003 max=0.041147 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=0.6926 mas, bmaj=1.717 mas, bpa=2.529 degrees ! Estimated noise=0.351875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0313291 Jy ! Component: 100 - total flux cleaned = 0.0405153 Jy ! Component: 150 - total flux cleaned = 0.0451266 Jy ! Component: 200 - total flux cleaned = 0.0480016 Jy ! Total flux subtracted in 200 components = 0.0480016 Jy ! Clean residual min=-0.001699 max=0.001834 Jy/beam ! Clean residual mean=-0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0480016 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0480016 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8548 mas, bmaj=1.96 mas, bpa=2.509 degrees ! Estimated noise=0.191078 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 = 0.00286458 Jy ! Component: 100 - total flux cleaned = 0.00481327 Jy ! Component: 150 - total flux cleaned = 0.00617603 Jy ! Component: 200 - total flux cleaned = 0.00680883 Jy ! Total flux subtracted in 200 components = 0.00680883 Jy ! Clean residual min=-0.001106 max=0.001040 Jy/beam ! Clean residual mean=-0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0548104 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 33 components and 0.0548104 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=1.998 mas, bmaj=2.993 mas, bpa=4.884 degrees ! Estimated noise=0.24602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000939505 Jy ! Component: 100 - total flux cleaned = 0.00135825 Jy ! Component: 150 - total flux cleaned = 0.0018248 Jy ! Component: 200 - total flux cleaned = 0.00218727 Jy ! Total flux subtracted in 200 components = 0.00218727 Jy ! Clean residual min=-0.001013 max=0.000897 Jy/beam ! Clean residual mean=-0.000002 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0569977 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 = 0.000217254 Jy ! Component: 100 - total flux cleaned = 0.000364819 Jy ! Component: 150 - total flux cleaned = 0.000478837 Jy ! Component: 200 - total flux cleaned = 0.000581921 Jy ! Total flux subtracted in 200 components = 0.000581921 Jy ! Clean residual min=-0.000986 max=0.000830 Jy/beam ! Clean residual mean=-0.000002 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0575796 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 97 components and 0.0575796 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8548 mas, bmaj=1.96 mas, bpa=2.509 degrees ! Estimated noise=0.191078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000332198 Jy ! Component: 100 - total flux cleaned = -0.000438512 Jy ! Component: 150 - total flux cleaned = -0.000231961 Jy ! Component: 200 - total flux cleaned = -6.4565e-05 Jy ! Total flux subtracted in 200 components = -6.4565e-05 Jy ! Clean residual min=-0.000891 max=0.000894 Jy/beam ! Clean residual mean=-0.000001 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0575151 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 123 components and 0.0575151 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=0.057001Jy sigma=1.170994 ! Fit after self-cal, rms=0.056998Jy sigma=1.170795 wmodel J0656+0315_X_map.mod ! Writing 123 model components to file: J0656+0315_X_map.mod wobs J0656+0315_X_uvs.fits ! Writing UV FITS file: J0656+0315_X_uvs.fits wwins J0656+0315_X_map.win ! wwins: Wrote 5 windows to J0656+0315_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 = -7.63479e-05 Jy ! Component: 100 - total flux cleaned = -4.56243e-05 Jy ! Component: 150 - total flux cleaned = -0.000100868 Jy ! Component: 200 - total flux cleaned = -0.00016767 Jy ! Component: 250 - total flux cleaned = -0.00023268 Jy ! Component: 300 - total flux cleaned = -0.000258073 Jy ! Component: 350 - total flux cleaned = -0.000294959 Jy ! Component: 400 - total flux cleaned = -0.000294823 Jy ! Component: 450 - total flux cleaned = -0.000318641 Jy ! Component: 500 - total flux cleaned = -0.000318619 Jy ! Component: 550 - total flux cleaned = -0.000364245 Jy ! Component: 600 - total flux cleaned = -0.000364139 Jy ! Component: 650 - total flux cleaned = -0.000397439 Jy ! Component: 700 - total flux cleaned = -0.000408396 Jy ! Component: 750 - total flux cleaned = -0.00043033 Jy ! Component: 800 - total flux cleaned = -0.000440981 Jy ! Component: 850 - total flux cleaned = -0.00044075 Jy ! Component: 900 - total flux cleaned = -0.000409408 Jy ! Component: 950 - total flux cleaned = -0.000399057 Jy ! Component: 1000 - total flux cleaned = -0.000399109 Jy ! Component: 1050 - total flux cleaned = -0.000409145 Jy ! Component: 1100 - total flux cleaned = -0.000399187 Jy ! Component: 1150 - total flux cleaned = -0.00036965 Jy ! Component: 1200 - total flux cleaned = -0.000418393 Jy ! Component: 1250 - total flux cleaned = -0.000408614 Jy ! Component: 1300 - total flux cleaned = -0.000418177 Jy ! Component: 1350 - total flux cleaned = -0.00043705 Jy ! Component: 1400 - total flux cleaned = -0.000427602 Jy ! Component: 1450 - total flux cleaned = -0.000427631 Jy ! Component: 1500 - total flux cleaned = -0.000473839 Jy ! Component: 1550 - total flux cleaned = -0.00049214 Jy ! Component: 1600 - total flux cleaned = -0.000483121 Jy ! Component: 1650 - total flux cleaned = -0.000483042 Jy ! Component: 1700 - total flux cleaned = -0.000500822 Jy ! Component: 1750 - total flux cleaned = -0.000509623 Jy ! Component: 1800 - total flux cleaned = -0.000518349 Jy ! Component: 1850 - total flux cleaned = -0.000500957 Jy ! Component: 1900 - total flux cleaned = -0.000518181 Jy ! Component: 1950 - total flux cleaned = -0.000526735 Jy ! Component: 2000 - total flux cleaned = -0.000501298 Jy ! Component: 2050 - total flux cleaned = -0.00054336 Jy ! Component: 2100 - total flux cleaned = -0.000559973 Jy ! Component: 2150 - total flux cleaned = -0.000543302 Jy ! Component: 2200 - total flux cleaned = -0.000526765 Jy ! Component: 2250 - total flux cleaned = -0.000494027 Jy ! Component: 2300 - total flux cleaned = -0.00049403 Jy ! Component: 2350 - total flux cleaned = -0.000469865 Jy ! Component: 2400 - total flux cleaned = -0.000453946 Jy ! Component: 2450 - total flux cleaned = -0.000469842 Jy ! Component: 2500 - total flux cleaned = -0.000461962 Jy ! Component: 2550 - total flux cleaned = -0.000438412 Jy ! Component: 2600 - total flux cleaned = -0.000422881 Jy ! Component: 2650 - total flux cleaned = -0.000407427 Jy ! Component: 2700 - total flux cleaned = -0.000430423 Jy ! Component: 2750 - total flux cleaned = -0.000400004 Jy ! Component: 2800 - total flux cleaned = -0.000415103 Jy ! Component: 2850 - total flux cleaned = -0.000415013 Jy ! Component: 2900 - total flux cleaned = -0.00040017 Jy ! Component: 2950 - total flux cleaned = -0.000400239 Jy ! Component: 3000 - total flux cleaned = -0.000429746 Jy ! Component: 3050 - total flux cleaned = -0.000444307 Jy ! Component: 3100 - total flux cleaned = -0.000458865 Jy ! Component: 3150 - total flux cleaned = -0.000444431 Jy ! Component: 3200 - total flux cleaned = -0.00048752 Jy ! Component: 3250 - total flux cleaned = -0.000444709 Jy ! Component: 3300 - total flux cleaned = -0.000430528 Jy ! Component: 3350 - total flux cleaned = -0.000451759 Jy ! Component: 3400 - total flux cleaned = -0.000451737 Jy ! Component: 3450 - total flux cleaned = -0.000458755 Jy ! Component: 3500 - total flux cleaned = -0.000451814 Jy ! Component: 3550 - total flux cleaned = -0.000451765 Jy ! Component: 3600 - total flux cleaned = -0.000465437 Jy ! Component: 3650 - total flux cleaned = -0.000472171 Jy ! Component: 3700 - total flux cleaned = -0.000424857 Jy ! Component: 3750 - total flux cleaned = -0.000465093 Jy ! Component: 3800 - total flux cleaned = -0.000431715 Jy ! Component: 3850 - total flux cleaned = -0.000445048 Jy ! Component: 3900 - total flux cleaned = -0.000411975 Jy ! Component: 3950 - total flux cleaned = -0.000425142 Jy ! Component: 4000 - total flux cleaned = -0.000431638 Jy ! Component: 4050 - total flux cleaned = -0.000444631 Jy ! Total flux subtracted in 4096 components = -0.000431733 Jy ! Clean residual min=-0.000330 max=0.000465 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0570833 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 430 components and 0.0570833 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0656+0315_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8548 x 1.96 at 2.509 degrees (North through East) ! Clean map min=-0.00081432 max=0.041013 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0656+0315_X_map.fits wmodel /vlbi/uf001/uva//J0656+0315_X_map.mod ! Writing 430 model components to file: /vlbi/uf001/uva//J0656+0315_X_map.mod wobs /vlbi/uf001/uva//J0656+0315_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0656+0315_X_uvs.fits wwins /vlbi/uf001/uva//J0656+0315_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0656+0315_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0410134 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110836 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.810733 0.810733 1.62147 3.24293 6.48586 12.9717 25.9434 51.8869 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.041 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 370.035 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0656+0315_X_dfm.log closed on Sun Jan 13 23:14:04 2019