! Started logfile: /vlbi/bp222/maps//J1336-1852_X_dfm.log on Thu Sep 27 11:11:13 2018 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/bp222/maps//J1336-1852_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1336-1852_X_uva.fits ! AN table 1: 92 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.965839 visibilities/baseline/integration-bin. ! Found source: J1336-1852 ! ! 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 108 lines of history. ! ! Reading 29856 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 J1336-1852_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 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.115941Jy sigma=15.569469 ! Fit after self-cal, rms=0.533423Jy sigma=7.042166 ! 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=0.5856 mas, bmaj=1.57 mas, bpa=-0.7405 degrees ! Estimated noise=0.632668 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 = 0.359625 Jy ! Component: 100 - total flux cleaned = 0.460625 Jy ! Total flux subtracted in 100 components = 0.460625 Jy ! Clean residual min=-0.018079 max=0.043294 Jy/beam ! Clean residual mean=-0.000008 rms=0.003503 Jy/beam ! Combined flux in latest and established models = 0.460625 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.460625 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=0.105044Jy sigma=1.441896 ! Fit after self-cal, rms=0.104429Jy sigma=1.435088 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0462592 Jy ! Component: 100 - total flux cleaned = 0.0679765 Jy ! Total flux subtracted in 100 components = 0.0679765 Jy ! Clean residual min=-0.010012 max=0.015122 Jy/beam ! Clean residual mean=-0.000005 rms=0.001930 Jy/beam ! Combined flux in latest and established models = 0.528602 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.528602 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=0.083086Jy sigma=1.016416 ! Fit after self-cal, rms=0.082847Jy sigma=1.013552 ! Inverting map ! Added new window around map position (-0.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012964 Jy ! Component: 100 - total flux cleaned = 0.0141426 Jy ! Total flux subtracted in 100 components = 0.0141426 Jy ! Clean residual min=-0.007760 max=0.012150 Jy/beam ! Clean residual mean=-0.000004 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 0.542744 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.542744 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=0.080619Jy sigma=0.964097 ! Fit after self-cal, rms=0.080517Jy sigma=0.962861 ! Inverting map ! Added new window around map position (1, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00900238 Jy ! Component: 100 - total flux cleaned = 0.0103681 Jy ! Total flux subtracted in 100 components = 0.0103681 Jy ! Clean residual min=-0.007658 max=0.009343 Jy/beam ! Clean residual mean=-0.000003 rms=0.001496 Jy/beam ! Combined flux in latest and established models = 0.553112 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 0.553112 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=0.079362Jy sigma=0.944874 ! Fit after self-cal, rms=0.079328Jy sigma=0.944492 ! Inverting map ! Added new window around map position (3.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00713012 Jy ! Component: 100 - total flux cleaned = 0.00898573 Jy ! Total flux subtracted in 100 components = 0.00898573 Jy ! Clean residual min=-0.007679 max=0.008562 Jy/beam ! Clean residual mean=-0.000003 rms=0.001425 Jy/beam ! Combined flux in latest and established models = 0.562098 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 26 components and 0.562098 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=0.078479Jy sigma=0.935343 ! Fit after self-cal, rms=0.078414Jy sigma=0.934533 ! Inverting map ! Added new window around map position (-7.6, 9.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00782274 Jy ! Component: 100 - total flux cleaned = 0.00976183 Jy ! Total flux subtracted in 100 components = 0.00976183 Jy ! Clean residual min=-0.007213 max=0.008125 Jy/beam ! Clean residual mean=-0.000003 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 0.57186 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.57186 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=0.077350Jy sigma=0.923739 ! Fit after self-cal, rms=0.077279Jy sigma=0.921967 ! 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=0.7504 mas, bmaj=1.84 mas, bpa=0.2792 degrees ! Estimated noise=0.309891 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 = 0.00246316 Jy ! Component: 100 - total flux cleaned = 0.00409633 Jy ! Component: 150 - total flux cleaned = 0.00477547 Jy ! Component: 200 - total flux cleaned = 0.00511583 Jy ! Total flux subtracted in 200 components = 0.00511583 Jy ! Clean residual min=-0.008293 max=0.008017 Jy/beam ! Clean residual mean=-0.000005 rms=0.001546 Jy/beam ! Combined flux in latest and established models = 0.576976 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.576976 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=0.076454Jy sigma=0.915169 ! Fit after self-cal, rms=0.076407Jy sigma=0.914060 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7504 x 1.84 at 0.2792 degrees (North through East) ! Clean map min=-0.0077851 max=0.47414 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.10 KP 1.02 ! MK 0.99 NL 0.95 OV 1.00 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.10 KP 1.01 ! MK 0.99 NL 0.95 OV 1.00 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.09 KP 1.02 ! MK 0.99 NL 0.96 OV 1.00 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.09 KP 1.02 ! MK 1.00 NL 0.96 OV 0.99 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.09 KP 1.03 ! MK 1.00 NL 0.96 OV 1.00 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.09 KP 1.02 ! MK 0.99 NL 0.94 OV 1.00 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.07 KP 1.02 ! MK 0.99 NL 0.96 OV 0.99 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.10 KP 1.02 ! MK 0.99 NL 0.96 OV 0.99 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.11 KP 1.02 ! MK 0.99 NL 0.95 OV 0.99 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.09 KP 1.02 ! MK 1.00 NL 0.96 OV 0.99 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.09 KP 1.02 ! MK 0.99 NL 0.95 OV 1.00 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.12 KP 1.03 ! MK 0.97 NL 0.96 OV 0.99 SC 1.02 ! ! ! Fit before self-cal, rms=0.076407Jy sigma=0.914060 ! Fit after self-cal, rms=0.074468Jy sigma=0.869863 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.751 mas, bmaj=1.834 mas, bpa=0.3442 degrees ! Estimated noise=0.310611 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 = -0.00258516 Jy ! Component: 100 - total flux cleaned = -0.00343863 Jy ! Component: 150 - total flux cleaned = -0.00371591 Jy ! Component: 200 - total flux cleaned = -0.00396756 Jy ! Total flux subtracted in 200 components = -0.00396756 Jy ! Clean residual min=-0.005346 max=0.005648 Jy/beam ! Clean residual mean=-0.000004 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.573008 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.573008 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=0.074187Jy sigma=0.866288 ! Fit after self-cal, rms=0.074204Jy sigma=0.866117 ! Inverting map ! Added new window around map position (-1.6, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388844 Jy ! Component: 100 - total flux cleaned = 0.00327445 Jy ! Component: 150 - total flux cleaned = 0.00310002 Jy ! Component: 200 - total flux cleaned = 0.00294488 Jy ! Total flux subtracted in 200 components = 0.00294488 Jy ! Clean residual min=-0.005153 max=0.005163 Jy/beam ! Clean residual mean=-0.000004 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 0.575953 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 81 components and 0.575953 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=0.073721Jy sigma=0.861928 ! Fit after self-cal, rms=0.073701Jy sigma=0.861618 ! 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=0.073701Jy sigma=0.861618 ! Fit after self-cal, rms=0.071846Jy sigma=0.840446 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7506 mas, bmaj=1.833 mas, bpa=0.3332 degrees ! Estimated noise=0.31008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00255628 Jy ! Component: 100 - total flux cleaned = -0.00342455 Jy ! Component: 150 - total flux cleaned = -0.00378896 Jy ! Component: 200 - total flux cleaned = -0.00395766 Jy ! Total flux subtracted in 200 components = -0.00395766 Jy ! Clean residual min=-0.004105 max=0.004077 Jy/beam ! Clean residual mean=-0.000002 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.571996 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 93 components and 0.571996 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=0.071712Jy sigma=0.838233 ! Fit after self-cal, rms=0.071708Jy sigma=0.838127 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 = -0.000541474 Jy ! Component: 100 - total flux cleaned = -0.000687397 Jy ! Component: 150 - total flux cleaned = -0.000731749 Jy ! Component: 200 - total flux cleaned = -0.000771823 Jy ! Total flux subtracted in 200 components = -0.000771823 Jy ! Clean residual min=-0.004073 max=0.004025 Jy/beam ! Clean residual mean=-0.000002 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.571224 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 101 components and 0.571224 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=0.071659Jy sigma=0.837290 ! Fit after self-cal, rms=0.071657Jy sigma=0.837266 ! 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=0.071657Jy sigma=0.837266 ! Fit after self-cal, rms=0.070674Jy sigma=0.816644 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7501 mas, bmaj=1.832 mas, bpa=0.3093 degrees ! Estimated noise=0.309877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00193394 Jy ! Component: 100 - total flux cleaned = -0.00268322 Jy ! Component: 150 - total flux cleaned = -0.00298307 Jy ! Component: 200 - total flux cleaned = -0.00318518 Jy ! Total flux subtracted in 200 components = -0.00318518 Jy ! Clean residual min=-0.002109 max=0.001684 Jy/beam ! Clean residual mean=-0.000002 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.568039 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.568038 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=0.070542Jy sigma=0.814561 ! Fit after self-cal, rms=0.070541Jy sigma=0.814360 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 = -0.000493784 Jy ! Component: 100 - total flux cleaned = -0.000589223 Jy ! Component: 150 - total flux cleaned = -0.000718591 Jy ! Component: 200 - total flux cleaned = -0.000756716 Jy ! Total flux subtracted in 200 components = -0.000756716 Jy ! Clean residual min=-0.002018 max=0.001689 Jy/beam ! Clean residual mean=-0.000002 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.567282 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 120 components and 0.567282 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=0.070492Jy sigma=0.813525 ! Fit after self-cal, rms=0.070486Jy sigma=0.813482 ! 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=0.070486Jy sigma=0.813482 ! Fit after self-cal, rms=0.070549Jy sigma=0.813066 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.833 mas, bmaj=3.691 mas, bpa=7.282 degrees ! Estimated noise=0.403129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00152231 Jy ! Component: 100 - total flux cleaned = -0.00157004 Jy ! Component: 150 - total flux cleaned = -0.00147825 Jy ! Component: 200 - total flux cleaned = -0.00139692 Jy ! Total flux subtracted in 200 components = -0.00139692 Jy ! Clean residual min=-0.001708 max=0.001724 Jy/beam ! Clean residual mean=-0.000004 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.565885 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 134 components and 0.565885 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=0.070516Jy sigma=0.812576 ! Fit after self-cal, rms=0.070506Jy sigma=0.812481 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 = -0.000254319 Jy ! Component: 100 - total flux cleaned = -0.000174511 Jy ! Component: 150 - total flux cleaned = -7.9954e-05 Jy ! Component: 200 - total flux cleaned = -5.92274e-05 Jy ! Total flux subtracted in 200 components = -5.92274e-05 Jy ! Clean residual min=-0.001569 max=0.001575 Jy/beam ! Clean residual mean=-0.000004 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.565826 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 139 components and 0.565826 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=0.070499Jy sigma=0.812323 ! Fit after self-cal, rms=0.070496Jy sigma=0.812299 ! 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=0.7498 mas, bmaj=1.832 mas, bpa=0.3301 degrees ! Estimated noise=0.309575 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7498 x 1.832 at 0.3301 degrees (North through East) ! Clean map min=-0.0018163 max=0.47662 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=0.585 mas, bmaj=1.564 mas, bpa=-0.6613 degrees ! Estimated noise=0.630695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.358183 Jy ! Component: 100 - total flux cleaned = 0.461628 Jy ! Component: 150 - total flux cleaned = 0.507803 Jy ! Component: 200 - total flux cleaned = 0.531253 Jy ! Total flux subtracted in 200 components = 0.531253 Jy ! Clean residual min=-0.006609 max=0.011598 Jy/beam ! Clean residual mean=-0.000003 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.531252 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.531252 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7498 mas, bmaj=1.832 mas, bpa=0.3301 degrees ! Estimated noise=0.309575 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 = 0.0153623 Jy ! Component: 100 - total flux cleaned = 0.0238044 Jy ! Component: 150 - total flux cleaned = 0.0279988 Jy ! Component: 200 - total flux cleaned = 0.0286314 Jy ! Total flux subtracted in 200 components = 0.0286314 Jy ! Clean residual min=-0.002408 max=0.002669 Jy/beam ! Clean residual mean=-0.000002 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.559884 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.559884 Jy ! Inverting map ! Added new window around map position (1, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000971292 Jy ! Component: 100 - total flux cleaned = 0.0018487 Jy ! Component: 150 - total flux cleaned = 0.00241908 Jy ! Component: 200 - total flux cleaned = 0.00307506 Jy ! Total flux subtracted in 200 components = 0.00307506 Jy ! Clean residual min=-0.002024 max=0.001812 Jy/beam ! Clean residual mean=-0.000002 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.562959 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.562959 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=1.833 mas, bmaj=3.691 mas, bpa=7.282 degrees ! Estimated noise=0.403129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149797 Jy ! Component: 100 - total flux cleaned = 0.00217187 Jy ! Component: 150 - total flux cleaned = 0.00230748 Jy ! Component: 200 - total flux cleaned = 0.00245334 Jy ! Total flux subtracted in 200 components = 0.00245334 Jy ! Clean residual min=-0.001738 max=0.001801 Jy/beam ! Clean residual mean=-0.000004 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.565412 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 = 0.000106402 Jy ! Component: 100 - total flux cleaned = 0.000204501 Jy ! Component: 150 - total flux cleaned = 0.000344185 Jy ! Component: 200 - total flux cleaned = 0.000453242 Jy ! Total flux subtracted in 200 components = 0.000453242 Jy ! Clean residual min=-0.001663 max=0.001837 Jy/beam ! Clean residual mean=-0.000004 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.565865 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 58 components and 0.565865 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7498 mas, bmaj=1.832 mas, bpa=0.3301 degrees ! Estimated noise=0.309575 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.3522e-05 Jy ! Component: 100 - total flux cleaned = -8.7116e-05 Jy ! Component: 150 - total flux cleaned = -8.8443e-05 Jy ! Component: 200 - total flux cleaned = -0.000134746 Jy ! Total flux subtracted in 200 components = -0.000134746 Jy ! Clean residual min=-0.001752 max=0.001509 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.565731 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.565731 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=0.070567Jy sigma=0.812778 ! Fit after self-cal, rms=0.070543Jy sigma=0.812445 wmodel J1336-1852_X_map.mod ! Writing 69 model components to file: J1336-1852_X_map.mod wobs J1336-1852_X_uvs.fits ! Writing UV FITS file: J1336-1852_X_uvs.fits wwins J1336-1852_X_map.win ! wwins: Wrote 7 windows to J1336-1852_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 = -8.95523e-05 Jy ! Component: 100 - total flux cleaned = 0.000112019 Jy ! Component: 150 - total flux cleaned = 0.000346248 Jy ! Component: 200 - total flux cleaned = 0.000593822 Jy ! Component: 250 - total flux cleaned = 0.0007682 Jy ! Component: 300 - total flux cleaned = 0.000895388 Jy ! Component: 350 - total flux cleaned = 0.000998629 Jy ! Component: 400 - total flux cleaned = 0.0010991 Jy ! Component: 450 - total flux cleaned = 0.00115816 Jy ! Component: 500 - total flux cleaned = 0.0012352 Jy ! Component: 550 - total flux cleaned = 0.00136697 Jy ! Component: 600 - total flux cleaned = 0.00138546 Jy ! Component: 650 - total flux cleaned = 0.00142233 Jy ! Component: 700 - total flux cleaned = 0.00151214 Jy ! Component: 750 - total flux cleaned = 0.00158235 Jy ! Component: 800 - total flux cleaned = 0.00158225 Jy ! Component: 850 - total flux cleaned = 0.00163349 Jy ! Component: 900 - total flux cleaned = 0.00159927 Jy ! Component: 950 - total flux cleaned = 0.00163275 Jy ! Component: 1000 - total flux cleaned = 0.00164908 Jy ! Component: 1050 - total flux cleaned = 0.00164925 Jy ! Component: 1100 - total flux cleaned = 0.00166491 Jy ! Component: 1150 - total flux cleaned = 0.00169662 Jy ! Component: 1200 - total flux cleaned = 0.00180626 Jy ! Component: 1250 - total flux cleaned = 0.00179066 Jy ! Component: 1300 - total flux cleaned = 0.00182145 Jy ! Component: 1350 - total flux cleaned = 0.00180675 Jy ! Component: 1400 - total flux cleaned = 0.00191167 Jy ! Component: 1450 - total flux cleaned = 0.00191182 Jy ! Component: 1500 - total flux cleaned = 0.00194121 Jy ! Component: 1550 - total flux cleaned = 0.00195567 Jy ! Component: 1600 - total flux cleaned = 0.00198446 Jy ! Component: 1650 - total flux cleaned = 0.00198432 Jy ! Component: 1700 - total flux cleaned = 0.00201268 Jy ! Component: 1750 - total flux cleaned = 0.00198487 Jy ! Component: 1800 - total flux cleaned = 0.00201272 Jy ! Component: 1850 - total flux cleaned = 0.00197152 Jy ! Component: 1900 - total flux cleaned = 0.00202609 Jy ! Component: 1950 - total flux cleaned = 0.00202624 Jy ! Component: 2000 - total flux cleaned = 0.00205317 Jy ! Component: 2050 - total flux cleaned = 0.00205314 Jy ! Component: 2100 - total flux cleaned = 0.00204001 Jy ! Component: 2150 - total flux cleaned = 0.00206631 Jy ! Component: 2200 - total flux cleaned = 0.00207923 Jy ! Component: 2250 - total flux cleaned = 0.00206649 Jy ! Component: 2300 - total flux cleaned = 0.00211769 Jy ! Component: 2350 - total flux cleaned = 0.00214291 Jy ! Component: 2400 - total flux cleaned = 0.00216803 Jy ! Component: 2450 - total flux cleaned = 0.00215544 Jy ! Component: 2500 - total flux cleaned = 0.0021432 Jy ! Component: 2550 - total flux cleaned = 0.00216775 Jy ! Component: 2600 - total flux cleaned = 0.0021921 Jy ! Component: 2650 - total flux cleaned = 0.00219212 Jy ! Component: 2700 - total flux cleaned = 0.00220415 Jy ! Component: 2750 - total flux cleaned = 0.00221591 Jy ! Component: 2800 - total flux cleaned = 0.00220387 Jy ! Component: 2850 - total flux cleaned = 0.00223911 Jy ! Component: 2900 - total flux cleaned = 0.00218081 Jy ! Component: 2950 - total flux cleaned = 0.00223869 Jy ! Component: 3000 - total flux cleaned = 0.00216962 Jy ! Component: 3050 - total flux cleaned = 0.00218115 Jy ! Component: 3100 - total flux cleaned = 0.00219236 Jy ! Component: 3150 - total flux cleaned = 0.00220367 Jy ! Component: 3200 - total flux cleaned = 0.0021813 Jy ! Component: 3250 - total flux cleaned = 0.0021924 Jy ! Component: 3300 - total flux cleaned = 0.0021704 Jy ! Component: 3350 - total flux cleaned = 0.00221444 Jy ! Component: 3400 - total flux cleaned = 0.00219252 Jy ! Component: 3450 - total flux cleaned = 0.00218167 Jy ! Component: 3500 - total flux cleaned = 0.00223569 Jy ! Component: 3550 - total flux cleaned = 0.00219282 Jy ! Component: 3600 - total flux cleaned = 0.00223545 Jy ! Component: 3650 - total flux cleaned = 0.00220381 Jy ! Component: 3700 - total flux cleaned = 0.00225636 Jy ! Component: 3750 - total flux cleaned = 0.00226667 Jy ! Component: 3800 - total flux cleaned = 0.0023186 Jy ! Component: 3850 - total flux cleaned = 0.0023289 Jy ! Component: 3900 - total flux cleaned = 0.00229817 Jy ! Component: 3950 - total flux cleaned = 0.00232876 Jy ! Component: 4000 - total flux cleaned = 0.00229813 Jy ! Component: 4050 - total flux cleaned = 0.0023285 Jy ! Total flux subtracted in 4096 components = 0.00234862 Jy ! Clean residual min=-0.000633 max=0.000502 Jy/beam ! Clean residual mean=-0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.568079 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 385 components and 0.56808 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1336-1852_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7498 x 1.832 at 0.3301 degrees (North through East) ! Clean map min=-0.0011132 max=0.47662 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1336-1852_X_map.fits wmodel /vlbi/bp222/maps//J1336-1852_X_map.mod ! Writing 385 model components to file: /vlbi/bp222/maps//J1336-1852_X_map.mod wobs /vlbi/bp222/maps//J1336-1852_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1336-1852_X_uvs.fits wwins /vlbi/bp222/maps//J1336-1852_X_map.win ! wwins: Wrote 8 windows to /vlbi/bp222/maps//J1336-1852_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.476618 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000171071 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.107678 0.107678 0.215356 0.430713 0.861425 1.72285 3.4457 6.8914 13.7828 27.5656 55.1312 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.476 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2786.08 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1336-1852_X_dfm.log closed on Thu Sep 27 11:11:19 2018