! Started logfile: /vlbi/uf001/uva//J2301+3726_X_dfm.log on Mon Jan 14 06:30:53 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//J2301+3726_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2301+3726_X_uva.fits ! AN table 1: 42 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.941043 visibilities/baseline/integration-bin. ! Found source: J2301+3726 ! ! 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 9960 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 J2301+3726_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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.136042Jy sigma=23.056112 ! Fit after self-cal, rms=0.512587Jy sigma=10.776370 ! 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=1.278 mas, bmaj=2.69 mas, bpa=-20.31 degrees ! Estimated noise=0.592208 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 = 0.375659 Jy ! Component: 100 - total flux cleaned = 0.461303 Jy ! Total flux subtracted in 100 components = 0.461303 Jy ! Clean residual min=-0.026386 max=0.040627 Jy/beam ! Clean residual mean=0.000010 rms=0.007914 Jy/beam ! Combined flux in latest and established models = 0.461304 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.461304 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=0.131580Jy sigma=2.668375 ! Fit after self-cal, rms=0.131546Jy sigma=2.667087 ! 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=1.546 mas, bmaj=3.059 mas, bpa=-19.84 degrees ! Estimated noise=0.381557 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 = 0.0518632 Jy ! Component: 100 - total flux cleaned = 0.0785919 Jy ! Component: 150 - total flux cleaned = 0.0943456 Jy ! Component: 200 - total flux cleaned = 0.104586 Jy ! Total flux subtracted in 200 components = 0.104586 Jy ! Clean residual min=-0.027408 max=0.035985 Jy/beam ! Clean residual mean=-0.000017 rms=0.008107 Jy/beam ! Combined flux in latest and established models = 0.565889 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.565889 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=0.107461Jy sigma=2.278038 ! Fit after self-cal, rms=0.107255Jy sigma=2.273078 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.546 x 3.059 at -19.84 degrees (North through East) ! Clean map min=-0.025874 max=0.48165 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 HN 0.98 KP 0.99 LA 0.97 ! NL 1.05 OV 0.93 PT 0.89 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 HN 0.98 KP 1.01 LA 0.96 ! NL 1.06 OV 0.93 PT 0.90 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.21 HN 0.98 KP 1.00 LA 0.97 ! NL 1.07 OV 0.93 PT 0.89 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.20 HN 0.98 KP 1.00 LA 0.97 ! NL 1.06 OV 0.93 PT 0.89 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.23 HN 0.98 KP 1.00 LA 0.95 ! NL 1.07 OV 0.93 PT 0.90 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 HN 1.00 KP 0.99 LA 0.96 ! NL 1.07 OV 0.92 PT 0.90 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.24 HN 1.00 KP 0.99 LA 0.95 ! NL 1.06 OV 0.92 PT 0.90 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.20 HN 0.99 KP 0.99 LA 0.97 ! NL 1.08 OV 0.92 PT 0.90 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.20 HN 1.00 KP 1.00 LA 0.96 ! NL 1.08 OV 0.91 PT 0.91 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 1.00 KP 1.00 LA 0.97 ! NL 1.07 OV 0.92 PT 0.90 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 1.00 KP 1.01 LA 0.96 ! NL 1.07 OV 0.92 PT 0.90 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 1.02 KP 1.00 LA 0.98 ! NL 1.06 OV 0.92 PT 0.90 ! ! ! Fit before self-cal, rms=0.107255Jy sigma=2.273078 ! Fit after self-cal, rms=0.102589Jy sigma=1.942032 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.538 mas, bmaj=3.068 mas, bpa=-19.16 degrees ! Estimated noise=0.382844 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 = -0.00213888 Jy ! Component: 100 - total flux cleaned = -0.00157274 Jy ! Component: 150 - total flux cleaned = -0.00133608 Jy ! Component: 200 - total flux cleaned = -0.000935123 Jy ! Total flux subtracted in 200 components = -0.000935123 Jy ! Clean residual min=-0.021137 max=0.030599 Jy/beam ! Clean residual mean=-0.000011 rms=0.006188 Jy/beam ! Combined flux in latest and established models = 0.564954 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 43 components and 0.564954 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=0.101214Jy sigma=1.915717 ! Fit after self-cal, rms=0.101256Jy sigma=1.914976 ! 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=0.101256Jy sigma=1.914976 ! Fit after self-cal, rms=0.072364Jy sigma=1.345265 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.539 mas, bmaj=3.055 mas, bpa=-19.24 degrees ! Estimated noise=0.385188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294222 Jy ! Component: 100 - total flux cleaned = 0.00346665 Jy ! Component: 150 - total flux cleaned = 0.00333826 Jy ! Component: 200 - total flux cleaned = 0.00345185 Jy ! Total flux subtracted in 200 components = 0.00345185 Jy ! Clean residual min=-0.012188 max=0.022474 Jy/beam ! Clean residual mean=-0.000016 rms=0.003481 Jy/beam ! Combined flux in latest and established models = 0.568406 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.568406 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=0.071560Jy sigma=1.333801 ! Fit after self-cal, rms=0.071594Jy sigma=1.332934 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 (-1, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212373 Jy ! Component: 100 - total flux cleaned = 0.0326003 Jy ! Component: 150 - total flux cleaned = 0.0371685 Jy ! Component: 200 - total flux cleaned = 0.0393259 Jy ! Total flux subtracted in 200 components = 0.0393259 Jy ! Clean residual min=-0.010035 max=0.009861 Jy/beam ! Clean residual mean=-0.000001 rms=0.002453 Jy/beam ! Combined flux in latest and established models = 0.607732 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.607732 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=0.064004Jy sigma=1.188560 ! Fit after self-cal, rms=0.063456Jy sigma=1.177470 ! 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=0.063456Jy sigma=1.177470 ! Fit after self-cal, rms=0.058159Jy sigma=1.081640 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.539 mas, bmaj=3.043 mas, bpa=-19.06 degrees ! Estimated noise=0.382493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108735 Jy ! Component: 100 - total flux cleaned = 0.0145523 Jy ! Component: 150 - total flux cleaned = 0.0170626 Jy ! Component: 200 - total flux cleaned = 0.0184909 Jy ! Total flux subtracted in 200 components = 0.0184909 Jy ! Clean residual min=-0.004284 max=0.004562 Jy/beam ! Clean residual mean=-0.000005 rms=0.001104 Jy/beam ! Combined flux in latest and established models = 0.626223 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 80 components and 0.626223 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=0.055691Jy sigma=1.034679 ! Fit after self-cal, rms=0.055492Jy sigma=1.030113 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 (4, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456524 Jy ! Component: 100 - total flux cleaned = 0.00482482 Jy ! Component: 150 - total flux cleaned = 0.00492702 Jy ! Component: 200 - total flux cleaned = 0.0051966 Jy ! Total flux subtracted in 200 components = 0.0051966 Jy ! Clean residual min=-0.003888 max=0.003418 Jy/beam ! Clean residual mean=-0.000003 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.631419 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 99 components and 0.63142 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=0.054943Jy sigma=1.019404 ! Fit after self-cal, rms=0.054921Jy sigma=1.018924 ! 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=0.054921Jy sigma=1.018924 ! Fit after self-cal, rms=0.054294Jy sigma=1.011295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.392 mas, bmaj=3.676 mas, bpa=-20.66 degrees ! Estimated noise=0.421665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00394262 Jy ! Component: 100 - total flux cleaned = 0.00522472 Jy ! Component: 150 - total flux cleaned = 0.0052223 Jy ! Component: 200 - total flux cleaned = 0.00527723 Jy ! Total flux subtracted in 200 components = 0.00527723 Jy ! Clean residual min=-0.002951 max=0.002803 Jy/beam ! Clean residual mean=-0.000002 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.636697 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 134 components and 0.636697 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=0.054013Jy sigma=1.006207 ! Fit after self-cal, rms=0.053984Jy sigma=1.005700 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 = 0.000571372 Jy ! Component: 100 - total flux cleaned = 0.000756873 Jy ! Component: 150 - total flux cleaned = 0.000676362 Jy ! Component: 200 - total flux cleaned = 0.000490798 Jy ! Total flux subtracted in 200 components = 0.000490798 Jy ! Clean residual min=-0.002845 max=0.002596 Jy/beam ! Clean residual mean=-0.000001 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.637187 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 152 components and 0.637188 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=0.053907Jy sigma=1.004235 ! Fit after self-cal, rms=0.053899Jy sigma=1.004133 ! 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=1.539 mas, bmaj=3.038 mas, bpa=-19.03 degrees ! Estimated noise=0.381446 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.539 x 3.038 at -19.03 degrees (North through East) ! Clean map min=-0.0028579 max=0.48322 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=1.263 mas, bmaj=2.661 mas, bpa=-19.52 degrees ! Estimated noise=0.616386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.376646 Jy ! Component: 100 - total flux cleaned = 0.462195 Jy ! Component: 150 - total flux cleaned = 0.499691 Jy ! Component: 200 - total flux cleaned = 0.524087 Jy ! Total flux subtracted in 200 components = 0.524087 Jy ! Clean residual min=-0.009077 max=0.013313 Jy/beam ! Clean residual mean=-0.000009 rms=0.002546 Jy/beam ! Combined flux in latest and established models = 0.524087 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.524087 Jy ! Inverting map and beam ! Estimated beam: bmin=1.539 mas, bmaj=3.038 mas, bpa=-19.03 degrees ! Estimated noise=0.381446 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 = 0.024947 Jy ! Component: 100 - total flux cleaned = 0.0422826 Jy ! Component: 150 - total flux cleaned = 0.0552314 Jy ! Component: 200 - total flux cleaned = 0.0652028 Jy ! Total flux subtracted in 200 components = 0.0652028 Jy ! Clean residual min=-0.004652 max=0.005914 Jy/beam ! Clean residual mean=-0.000014 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 0.58929 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 104 components and 0.58929 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=2.392 mas, bmaj=3.676 mas, bpa=-20.66 degrees ! Estimated noise=0.421665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109659 Jy ! Component: 100 - total flux cleaned = 0.0189871 Jy ! Component: 150 - total flux cleaned = 0.025058 Jy ! Component: 200 - total flux cleaned = 0.0297145 Jy ! Total flux subtracted in 200 components = 0.0297145 Jy ! Clean residual min=-0.003254 max=0.003593 Jy/beam ! Clean residual mean=-0.000009 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.619005 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 = 0.00361011 Jy ! Component: 100 - total flux cleaned = 0.00642527 Jy ! Component: 150 - total flux cleaned = 0.00866909 Jy ! Component: 200 - total flux cleaned = 0.0101577 Jy ! Total flux subtracted in 200 components = 0.0101577 Jy ! Clean residual min=-0.002547 max=0.002501 Jy/beam ! Clean residual mean=-0.000004 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.629162 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 192 components and 0.629162 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.539 mas, bmaj=3.038 mas, bpa=-19.03 degrees ! Estimated noise=0.381446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139349 Jy ! Component: 100 - total flux cleaned = 0.00192247 Jy ! Component: 150 - total flux cleaned = 0.00239798 Jy ! Component: 200 - total flux cleaned = 0.00277323 Jy ! Total flux subtracted in 200 components = 0.00277323 Jy ! Clean residual min=-0.002235 max=0.002488 Jy/beam ! Clean residual mean=-0.000002 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.631935 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 213 components and 0.631935 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=0.053725Jy sigma=1.002822 ! Fit after self-cal, rms=0.053666Jy sigma=1.001613 wmodel J2301+3726_X_map.mod ! Writing 213 model components to file: J2301+3726_X_map.mod wobs J2301+3726_X_uvs.fits ! Writing UV FITS file: J2301+3726_X_uvs.fits wwins J2301+3726_X_map.win ! wwins: Wrote 3 windows to J2301+3726_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 = -0.000229088 Jy ! Component: 100 - total flux cleaned = -0.000153873 Jy ! Component: 150 - total flux cleaned = -0.000117691 Jy ! Component: 200 - total flux cleaned = -0.000187335 Jy ! Component: 250 - total flux cleaned = -8.73093e-05 Jy ! Component: 300 - total flux cleaned = 0.000134718 Jy ! Component: 350 - total flux cleaned = 0.000316304 Jy ! Component: 400 - total flux cleaned = 0.000344882 Jy ! Component: 450 - total flux cleaned = 0.000431064 Jy ! Component: 500 - total flux cleaned = 0.000651747 Jy ! Component: 550 - total flux cleaned = 0.000811941 Jy ! Component: 600 - total flux cleaned = 0.00101816 Jy ! Component: 650 - total flux cleaned = 0.00116807 Jy ! Component: 700 - total flux cleaned = 0.00133806 Jy ! Component: 750 - total flux cleaned = 0.00140936 Jy ! Component: 800 - total flux cleaned = 0.00152487 Jy ! Component: 850 - total flux cleaned = 0.00168056 Jy ! Component: 900 - total flux cleaned = 0.00183184 Jy ! Component: 950 - total flux cleaned = 0.00193747 Jy ! Component: 1000 - total flux cleaned = 0.00208208 Jy ! Component: 1050 - total flux cleaned = 0.00222347 Jy ! Component: 1100 - total flux cleaned = 0.0023427 Jy ! Component: 1150 - total flux cleaned = 0.00243984 Jy ! Component: 1200 - total flux cleaned = 0.00253417 Jy ! Component: 1250 - total flux cleaned = 0.0025344 Jy ! Component: 1300 - total flux cleaned = 0.00264311 Jy ! Component: 1350 - total flux cleaned = 0.00269587 Jy ! Component: 1400 - total flux cleaned = 0.00273028 Jy ! Component: 1450 - total flux cleaned = 0.00276452 Jy ! Component: 1500 - total flux cleaned = 0.00278143 Jy ! Component: 1550 - total flux cleaned = 0.00286437 Jy ! Component: 1600 - total flux cleaned = 0.0029457 Jy ! Component: 1650 - total flux cleaned = 0.00294565 Jy ! Component: 1700 - total flux cleaned = 0.00302415 Jy ! Component: 1750 - total flux cleaned = 0.0031011 Jy ! Component: 1800 - total flux cleaned = 0.00308561 Jy ! Component: 1850 - total flux cleaned = 0.00319012 Jy ! Component: 1900 - total flux cleaned = 0.00320479 Jy ! Component: 1950 - total flux cleaned = 0.0032481 Jy ! Component: 2000 - total flux cleaned = 0.00329069 Jy ! Component: 2050 - total flux cleaned = 0.00329116 Jy ! Component: 2100 - total flux cleaned = 0.00330523 Jy ! Component: 2150 - total flux cleaned = 0.00340044 Jy ! Component: 2200 - total flux cleaned = 0.00334664 Jy ! Component: 2250 - total flux cleaned = 0.00339948 Jy ! Component: 2300 - total flux cleaned = 0.00337345 Jy ! Component: 2350 - total flux cleaned = 0.00334779 Jy ! Component: 2400 - total flux cleaned = 0.0033731 Jy ! Component: 2450 - total flux cleaned = 0.00331063 Jy ! Component: 2500 - total flux cleaned = 0.00337241 Jy ! Component: 2550 - total flux cleaned = 0.00335994 Jy ! Component: 2600 - total flux cleaned = 0.00337193 Jy ! Component: 2650 - total flux cleaned = 0.0034075 Jy ! Component: 2700 - total flux cleaned = 0.00339596 Jy ! Component: 2750 - total flux cleaned = 0.00337271 Jy ! Component: 2800 - total flux cleaned = 0.00337249 Jy ! Component: 2850 - total flux cleaned = 0.00334985 Jy ! Component: 2900 - total flux cleaned = 0.00335016 Jy ! Component: 2950 - total flux cleaned = 0.00336129 Jy ! Component: 3000 - total flux cleaned = 0.00335063 Jy ! Component: 3050 - total flux cleaned = 0.00337228 Jy ! Component: 3100 - total flux cleaned = 0.00334036 Jy ! Component: 3150 - total flux cleaned = 0.00335084 Jy ! Component: 3200 - total flux cleaned = 0.00330899 Jy ! Component: 3250 - total flux cleaned = 0.00328827 Jy ! Component: 3300 - total flux cleaned = 0.00322702 Jy ! Component: 3350 - total flux cleaned = 0.00318665 Jy ! Component: 3400 - total flux cleaned = 0.00316653 Jy ! Component: 3450 - total flux cleaned = 0.0031762 Jy ! Component: 3500 - total flux cleaned = 0.00312696 Jy ! Component: 3550 - total flux cleaned = 0.0030782 Jy ! Component: 3600 - total flux cleaned = 0.00304929 Jy ! Component: 3650 - total flux cleaned = 0.00298245 Jy ! Component: 3700 - total flux cleaned = 0.00296361 Jy ! Component: 3750 - total flux cleaned = 0.0029263 Jy ! Component: 3800 - total flux cleaned = 0.00287062 Jy ! Component: 3850 - total flux cleaned = 0.00279736 Jy ! Component: 3900 - total flux cleaned = 0.00274283 Jy ! Component: 3950 - total flux cleaned = 0.00271577 Jy ! Component: 4000 - total flux cleaned = 0.00268006 Jy ! Component: 4050 - total flux cleaned = 0.00262694 Jy ! Total flux subtracted in 4096 components = 0.00258298 Jy ! Clean residual min=-0.000496 max=0.000649 Jy/beam ! Clean residual mean=-0.000000 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.634518 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 511 components and 0.634518 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2301+3726_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.539 x 3.038 at -19.03 degrees (North through East) ! Clean map min=-0.0011991 max=0.48647 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2301+3726_X_map.fits wmodel /vlbi/uf001/uva//J2301+3726_X_map.mod ! Writing 511 model components to file: /vlbi/uf001/uva//J2301+3726_X_map.mod wobs /vlbi/uf001/uva//J2301+3726_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2301+3726_X_uvs.fits wwins /vlbi/uf001/uva//J2301+3726_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2301+3726_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.48647 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156108 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0962701 0.0962701 0.19254 0.38508 0.770161 1.54032 3.08064 6.16129 12.3226 24.6451 49.2903 98.5806 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.486 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3116.23 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2301+3726_X_dfm.log closed on Mon Jan 14 06:30:58 2019