! Started logfile: /vlbi/uf001/uva//J1754+0459_X_dfm.log on Mon Jan 14 04:23:53 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//J1754+0459_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1754+0459_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.864623 visibilities/baseline/integration-bin. ! Found source: J1754+0459 ! ! 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 40620 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 J1754+0459_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 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002292Jy sigma=22.750007 ! Fit after self-cal, rms=0.962147Jy sigma=21.803485 ! 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=0.6789 mas, bmaj=1.639 mas, bpa=-3.385 degrees ! Estimated noise=0.292555 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 = 0.0268337 Jy ! Component: 100 - total flux cleaned = 0.0359717 Jy ! Total flux subtracted in 100 components = 0.0359717 Jy ! Clean residual min=-0.004103 max=0.006111 Jy/beam ! Clean residual mean=0.000005 rms=0.001232 Jy/beam ! Combined flux in latest and established models = 0.0359717 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0359717 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=0.073696Jy sigma=1.614206 ! Fit after self-cal, rms=0.072310Jy sigma=1.582088 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00755823 Jy ! Component: 100 - total flux cleaned = 0.0122249 Jy ! Total flux subtracted in 100 components = 0.0122249 Jy ! Clean residual min=-0.004332 max=0.006139 Jy/beam ! Clean residual mean=0.000005 rms=0.001205 Jy/beam ! Combined flux in latest and established models = 0.0481965 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 0.0481965 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=0.070848Jy sigma=1.543095 ! Fit after self-cal, rms=0.070825Jy sigma=1.541874 ! 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=0.8518 mas, bmaj=1.939 mas, bpa=-2.995 degrees ! Estimated noise=0.1599 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 = 0.0081872 Jy ! Component: 100 - total flux cleaned = 0.0132906 Jy ! Component: 150 - total flux cleaned = 0.0166772 Jy ! Component: 200 - total flux cleaned = 0.0189686 Jy ! Total flux subtracted in 200 components = 0.0189686 Jy ! Clean residual min=-0.006453 max=0.010416 Jy/beam ! Clean residual mean=0.000008 rms=0.002050 Jy/beam ! Combined flux in latest and established models = 0.0671652 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 39 components and 0.0671652 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=0.069883Jy sigma=1.515479 ! Fit after self-cal, rms=0.069845Jy sigma=1.512678 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 1.939 at -2.995 degrees (North through East) ! Clean map min=-0.0063881 max=0.040406 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 0.71 HN 1.25 KP 1.43 ! LA 0.70 MK 0.95 NL 1.64 OV 1.11 ! PT 0.58 SC 1.45 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 0.72 HN 1.15 KP 1.44 ! LA 0.71 MK 1.01 NL 1.59 OV 1.13 ! PT 0.57 SC 1.46 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.65 HN 1.30 KP 1.65 ! LA 0.73 MK 1.20 NL 1.55 OV 1.14 ! PT 0.59 SC 1.28 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.72 HN 1.21 KP 1.50 ! LA 0.73 MK 1.25 NL 1.57 OV 1.08 ! PT 0.62 SC 1.39 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.70 HN 1.31 KP 1.95 ! LA 0.72 MK 1.26 NL 1.66 OV 1.08 ! PT 0.62 SC 1.26 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.67 HN 1.26 KP 1.80 ! LA 0.80 MK 1.20 NL 1.44 OV 1.09 ! PT 0.63 SC 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.75 HN 1.38 KP 1.79 ! LA 0.76 MK 1.01 NL 1.61 OV 1.10 ! PT 0.64 SC 1.17 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.71 HN 1.19 KP 1.84 ! LA 0.83 MK 0.89 NL 1.49 OV 1.08 ! PT 0.62 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.74 HN 1.11 KP 1.69 ! LA 0.85 MK 0.88 NL 1.45 OV 1.01 ! PT 0.70 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.74 HN 1.10 KP 1.73 ! LA 0.87 MK 0.82 NL 1.50 OV 1.04 ! PT 0.69 SC 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.71 HN 1.01 KP 1.69 ! LA 0.83 MK 0.85 NL 1.44 OV 0.99 ! PT 0.69 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.69 HN 1.02 KP 1.53 ! LA 0.90 MK 0.91 NL 1.48 OV 0.97 ! PT 0.68 SC 0.92 ! ! ! Fit before self-cal, rms=0.069845Jy sigma=1.512678 ! Fit after self-cal, rms=0.089662Jy sigma=1.442583 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8735 mas, bmaj=2.035 mas, bpa=-3.778 degrees ! Estimated noise=0.168009 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 (-2.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00910329 Jy ! Component: 100 - total flux cleaned = 0.0137117 Jy ! Component: 150 - total flux cleaned = 0.01469 Jy ! Component: 200 - total flux cleaned = 0.0150748 Jy ! Total flux subtracted in 200 components = 0.0150748 Jy ! Clean residual min=-0.005144 max=0.007822 Jy/beam ! Clean residual mean=0.000007 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 0.0822399 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 85 components and 0.0822399 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=0.088758Jy sigma=1.410838 ! Fit after self-cal, rms=0.090215Jy sigma=1.381400 ! Inverting map ! Added new window around map position (32, 24.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00831202 Jy ! Component: 100 - total flux cleaned = 0.0137631 Jy ! Component: 150 - total flux cleaned = 0.0175784 Jy ! Component: 200 - total flux cleaned = 0.019565 Jy ! Total flux subtracted in 200 components = 0.019565 Jy ! Clean residual min=-0.005245 max=0.005189 Jy/beam ! Clean residual mean=0.000005 rms=0.001263 Jy/beam ! Combined flux in latest and established models = 0.101805 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 116 components and 0.101805 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=0.088875Jy sigma=1.357167 ! Fit after self-cal, rms=0.087946Jy sigma=1.342945 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677835 Jy ! Component: 100 - total flux cleaned = 0.0104847 Jy ! Component: 150 - total flux cleaned = 0.0118328 Jy ! Component: 200 - total flux cleaned = 0.0123534 Jy ! Total flux subtracted in 200 components = 0.0123534 Jy ! Clean residual min=-0.005008 max=0.004945 Jy/beam ! Clean residual mean=0.000004 rms=0.001201 Jy/beam ! Combined flux in latest and established models = 0.114158 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 129 components and 0.114158 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=0.086884Jy sigma=1.327763 ! Fit after self-cal, rms=0.086259Jy sigma=1.320391 ! 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=0.086259Jy sigma=1.320391 ! Fit after self-cal, rms=0.075891Jy sigma=1.296708 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.863 mas, bmaj=2.019 mas, bpa=-3.499 degrees ! Estimated noise=0.161191 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00357024 Jy ! Component: 100 - total flux cleaned = 0.00560533 Jy ! Component: 150 - total flux cleaned = 0.00714508 Jy ! Component: 200 - total flux cleaned = 0.00833423 Jy ! Total flux subtracted in 200 components = 0.00833423 Jy ! Clean residual min=-0.003743 max=0.003962 Jy/beam ! Clean residual mean=0.000001 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.122493 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 161 components and 0.122493 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=0.075165Jy sigma=1.282778 ! Fit after self-cal, rms=0.074633Jy sigma=1.276555 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 (36.8, 14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00498449 Jy ! Component: 100 - total flux cleaned = 0.00691623 Jy ! Component: 150 - total flux cleaned = 0.00838095 Jy ! Component: 200 - total flux cleaned = 0.00953787 Jy ! Total flux subtracted in 200 components = 0.00953787 Jy ! Clean residual min=-0.003406 max=0.003155 Jy/beam ! Clean residual mean=0.000002 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.13203 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 192 components and 0.13203 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=0.074002Jy sigma=1.265039 ! Fit after self-cal, rms=0.073763Jy sigma=1.261490 ! 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=0.073763Jy sigma=1.261490 ! Fit after self-cal, rms=0.068202Jy sigma=1.250699 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8637 mas, bmaj=2.022 mas, bpa=-3.802 degrees ! Estimated noise=0.155122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000566158 Jy ! Component: 100 - total flux cleaned = 0.0016989 Jy ! Component: 150 - total flux cleaned = 0.00265622 Jy ! Component: 200 - total flux cleaned = 0.00355794 Jy ! Total flux subtracted in 200 components = 0.00355794 Jy ! Clean residual min=-0.002758 max=0.002476 Jy/beam ! Clean residual mean=0.000003 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.135588 Jy selfcal ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 215 components and 0.135588 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=0.067884Jy sigma=1.243759 ! Fit after self-cal, rms=0.067722Jy sigma=1.241490 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 = 0.000993606 Jy ! Component: 100 - total flux cleaned = 0.00193891 Jy ! Component: 150 - total flux cleaned = 0.00275286 Jy ! Component: 200 - total flux cleaned = 0.0035334 Jy ! Total flux subtracted in 200 components = 0.0035334 Jy ! Clean residual min=-0.002372 max=0.002381 Jy/beam ! Clean residual mean=0.000003 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.139122 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 226 components and 0.139122 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=0.067536Jy sigma=1.237685 ! Fit after self-cal, rms=0.067471Jy sigma=1.236892 ! 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=0.067471Jy sigma=1.236892 ! Fit after self-cal, rms=0.064459Jy sigma=1.235839 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.185 mas, bmaj=3.275 mas, bpa=0.418 degrees ! Estimated noise=0.186576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132306 Jy ! Component: 100 - total flux cleaned = 0.00276267 Jy ! Component: 150 - total flux cleaned = 0.0039575 Jy ! Component: 200 - total flux cleaned = 0.0047453 Jy ! Total flux subtracted in 200 components = 0.0047453 Jy ! Clean residual min=-0.003955 max=0.003363 Jy/beam ! Clean residual mean=0.000006 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.143867 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 240 components and 0.143867 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=0.064352Jy sigma=1.233595 ! Fit after self-cal, rms=0.064221Jy sigma=1.231914 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 = 0.000941791 Jy ! Component: 100 - total flux cleaned = 0.00162045 Jy ! Component: 150 - total flux cleaned = 0.00183039 Jy ! Component: 200 - total flux cleaned = 0.00201637 Jy ! Total flux subtracted in 200 components = 0.00201637 Jy ! Clean residual min=-0.003745 max=0.003333 Jy/beam ! Clean residual mean=0.000006 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.145884 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 249 components and 0.145884 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=0.064179Jy sigma=1.231276 ! Fit after self-cal, rms=0.064134Jy sigma=1.230727 ! 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=0.8659 mas, bmaj=2.022 mas, bpa=-3.753 degrees ! Estimated noise=0.151503 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8659 x 2.022 at -3.753 degrees (North through East) ! Clean map min=-0.0018638 max=0.031867 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=0.681 mas, bmaj=1.692 mas, bpa=-4.245 degrees ! Estimated noise=0.286266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264928 Jy ! Component: 100 - total flux cleaned = 0.0413898 Jy ! Component: 150 - total flux cleaned = 0.0526885 Jy ! Component: 200 - total flux cleaned = 0.0621159 Jy ! Total flux subtracted in 200 components = 0.0621159 Jy ! Clean residual min=-0.003845 max=0.005769 Jy/beam ! Clean residual mean=0.000004 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.0621159 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.0621159 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8659 mas, bmaj=2.022 mas, bpa=-3.753 degrees ! Estimated noise=0.151503 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 = 0.0135333 Jy ! Component: 100 - total flux cleaned = 0.0241248 Jy ! Component: 150 - total flux cleaned = 0.0327795 Jy ! Component: 200 - total flux cleaned = 0.0399686 Jy ! Total flux subtracted in 200 components = 0.0399686 Jy ! Clean residual min=-0.003770 max=0.004688 Jy/beam ! Clean residual mean=0.000004 rms=0.001193 Jy/beam ! Combined flux in latest and established models = 0.102085 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 72 components and 0.102084 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=2.185 mas, bmaj=3.275 mas, bpa=0.418 degrees ! Estimated noise=0.186576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111467 Jy ! Component: 100 - total flux cleaned = 0.0188405 Jy ! Component: 150 - total flux cleaned = 0.0245381 Jy ! Component: 200 - total flux cleaned = 0.0289326 Jy ! Total flux subtracted in 200 components = 0.0289326 Jy ! Clean residual min=-0.004196 max=0.004314 Jy/beam ! Clean residual mean=0.000006 rms=0.001327 Jy/beam ! Combined flux in latest and established models = 0.131017 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 = 0.00350368 Jy ! Component: 100 - total flux cleaned = 0.00633003 Jy ! Component: 150 - total flux cleaned = 0.0086416 Jy ! Component: 200 - total flux cleaned = 0.0104892 Jy ! Total flux subtracted in 200 components = 0.0104892 Jy ! Clean residual min=-0.003985 max=0.003716 Jy/beam ! Clean residual mean=0.000006 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 0.141506 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 130 components and 0.141506 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8659 mas, bmaj=2.022 mas, bpa=-3.753 degrees ! Estimated noise=0.151503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130353 Jy ! Component: 100 - total flux cleaned = 0.00178512 Jy ! Component: 150 - total flux cleaned = 0.00208667 Jy ! Component: 200 - total flux cleaned = 0.00218989 Jy ! Total flux subtracted in 200 components = 0.00218989 Jy ! Clean residual min=-0.002350 max=0.002180 Jy/beam ! Clean residual mean=0.000002 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.143696 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 145 components and 0.143696 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=0.064212Jy sigma=1.233971 ! Fit after self-cal, rms=0.064105Jy sigma=1.230751 wmodel J1754+0459_X_map.mod ! Writing 145 model components to file: J1754+0459_X_map.mod wobs J1754+0459_X_uvs.fits ! Writing UV FITS file: J1754+0459_X_uvs.fits wwins J1754+0459_X_map.win ! wwins: Wrote 4 windows to J1754+0459_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 = 0.000584526 Jy ! Component: 100 - total flux cleaned = 0.000882004 Jy ! Component: 150 - total flux cleaned = 0.00105454 Jy ! Component: 200 - total flux cleaned = 0.0011529 Jy ! Component: 250 - total flux cleaned = 0.00124692 Jy ! Component: 300 - total flux cleaned = 0.00127731 Jy ! Component: 350 - total flux cleaned = 0.00136521 Jy ! Component: 400 - total flux cleaned = 0.00142073 Jy ! Component: 450 - total flux cleaned = 0.00152901 Jy ! Component: 500 - total flux cleaned = 0.001635 Jy ! Component: 550 - total flux cleaned = 0.00176466 Jy ! Component: 600 - total flux cleaned = 0.00189027 Jy ! Component: 650 - total flux cleaned = 0.00191425 Jy ! Component: 700 - total flux cleaned = 0.00196213 Jy ! Component: 750 - total flux cleaned = 0.00203303 Jy ! Component: 800 - total flux cleaned = 0.00207932 Jy ! Component: 850 - total flux cleaned = 0.00212484 Jy ! Component: 900 - total flux cleaned = 0.00216967 Jy ! Component: 950 - total flux cleaned = 0.00219201 Jy ! Component: 1000 - total flux cleaned = 0.00223554 Jy ! Component: 1050 - total flux cleaned = 0.00219343 Jy ! Component: 1100 - total flux cleaned = 0.00219371 Jy ! Component: 1150 - total flux cleaned = 0.0022346 Jy ! Component: 1200 - total flux cleaned = 0.00221435 Jy ! Component: 1250 - total flux cleaned = 0.00227385 Jy ! Component: 1300 - total flux cleaned = 0.00225411 Jy ! Component: 1350 - total flux cleaned = 0.00229278 Jy ! Component: 1400 - total flux cleaned = 0.00236873 Jy ! Component: 1450 - total flux cleaned = 0.00240574 Jy ! Component: 1500 - total flux cleaned = 0.00240569 Jy ! Component: 1550 - total flux cleaned = 0.00242421 Jy ! Component: 1600 - total flux cleaned = 0.00244228 Jy ! Component: 1650 - total flux cleaned = 0.00244217 Jy ! Component: 1700 - total flux cleaned = 0.00240721 Jy ! Component: 1750 - total flux cleaned = 0.00242429 Jy ! Component: 1800 - total flux cleaned = 0.0024244 Jy ! Component: 1850 - total flux cleaned = 0.00239072 Jy ! Component: 1900 - total flux cleaned = 0.00244051 Jy ! Component: 1950 - total flux cleaned = 0.00245686 Jy ! Component: 2000 - total flux cleaned = 0.00250555 Jy ! Component: 2050 - total flux cleaned = 0.00255376 Jy ! Component: 2100 - total flux cleaned = 0.00253781 Jy ! Component: 2150 - total flux cleaned = 0.00255349 Jy ! Component: 2200 - total flux cleaned = 0.00261528 Jy ! Component: 2250 - total flux cleaned = 0.00256942 Jy ! Component: 2300 - total flux cleaned = 0.00263004 Jy ! Component: 2350 - total flux cleaned = 0.00259997 Jy ! Component: 2400 - total flux cleaned = 0.00262959 Jy ! Component: 2450 - total flux cleaned = 0.00270276 Jy ! Component: 2500 - total flux cleaned = 0.00270259 Jy ! Component: 2550 - total flux cleaned = 0.00271683 Jy ! Component: 2600 - total flux cleaned = 0.00275933 Jy ! Component: 2650 - total flux cleaned = 0.00277314 Jy ! Component: 2700 - total flux cleaned = 0.00271735 Jy ! Component: 2750 - total flux cleaned = 0.00271742 Jy ! Component: 2800 - total flux cleaned = 0.00271762 Jy ! Component: 2850 - total flux cleaned = 0.00274474 Jy ! Component: 2900 - total flux cleaned = 0.00274463 Jy ! Component: 2950 - total flux cleaned = 0.00269134 Jy ! Component: 3000 - total flux cleaned = 0.00269144 Jy ! Component: 3050 - total flux cleaned = 0.00267841 Jy ! Component: 3100 - total flux cleaned = 0.00270432 Jy ! Component: 3150 - total flux cleaned = 0.00272981 Jy ! Component: 3200 - total flux cleaned = 0.00269161 Jy ! Component: 3250 - total flux cleaned = 0.00267901 Jy ! Component: 3300 - total flux cleaned = 0.00269156 Jy ! Component: 3350 - total flux cleaned = 0.00266675 Jy ! Component: 3400 - total flux cleaned = 0.00270363 Jy ! Component: 3450 - total flux cleaned = 0.00270359 Jy ! Component: 3500 - total flux cleaned = 0.00271574 Jy ! Component: 3550 - total flux cleaned = 0.00271586 Jy ! Component: 3600 - total flux cleaned = 0.00272793 Jy ! Component: 3650 - total flux cleaned = 0.00275155 Jy ! Component: 3700 - total flux cleaned = 0.0027047 Jy ! Component: 3750 - total flux cleaned = 0.00271638 Jy ! Component: 3800 - total flux cleaned = 0.00275083 Jy ! Component: 3850 - total flux cleaned = 0.00273934 Jy ! Component: 3900 - total flux cleaned = 0.00273933 Jy ! Component: 3950 - total flux cleaned = 0.00280659 Jy ! Component: 4000 - total flux cleaned = 0.00279539 Jy ! Component: 4050 - total flux cleaned = 0.00277316 Jy ! Total flux subtracted in 4096 components = 0.00279516 Jy ! Clean residual min=-0.000603 max=0.000672 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.146491 Jy keep ! Adding 373 model components to the UV plane model. ! The established model now contains 518 components and 0.146491 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1754+0459_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8659 x 2.022 at -3.753 degrees (North through East) ! Clean map min=-0.0011715 max=0.032437 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1754+0459_X_map.fits wmodel /vlbi/uf001/uva//J1754+0459_X_map.mod ! Writing 518 model components to file: /vlbi/uf001/uva//J1754+0459_X_map.mod wobs /vlbi/uf001/uva//J1754+0459_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1754+0459_X_uvs.fits wwins /vlbi/uf001/uva//J1754+0459_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1754+0459_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0324365 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000204622 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.89251 1.89251 3.78502 7.57004 15.1401 30.2801 60.5603 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 158.519 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1754+0459_X_dfm.log closed on Mon Jan 14 04:24:00 2019