! Started logfile: /vlbi/sb072/temp_maps//J2254+4211_X_dfm.log on Fri Jan 25 19:57:22 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J2254+4211_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2254+4211_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2254+4211 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6624 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J2254+4211_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.999980Jy sigma=42.182025 ! Fit after self-cal, rms=0.994902Jy sigma=41.975330 ! 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=0.899 mas, bmaj=2.342 mas, bpa=14.54 degrees ! Estimated noise=0.438208 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 = 0.0037272 Jy ! Component: 100 - total flux cleaned = 0.00412438 Jy ! Total flux subtracted in 100 components = 0.00412438 Jy ! Clean residual min=-0.001355 max=0.001417 Jy/beam ! Clean residual mean=0.000000 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.00412438 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.00412438 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. ! ! Fit before self-cal, rms=0.017143Jy sigma=0.696045 ! Fit after self-cal, rms=0.016167Jy sigma=0.653636 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335187 Jy ! Component: 100 - total flux cleaned = 0.00394605 Jy ! Total flux subtracted in 100 components = 0.00394605 Jy ! Clean residual min=-0.001414 max=0.001467 Jy/beam ! Clean residual mean=0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.00807044 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.00807044 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. ! ! Fit before self-cal, rms=0.015509Jy sigma=0.626528 ! Fit after self-cal, rms=0.015504Jy sigma=0.626194 ! 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=1.155 mas, bmaj=2.53 mas, bpa=12.82 degrees ! Estimated noise=0.208363 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 = 0.000347854 Jy ! Component: 100 - total flux cleaned = 0.000360909 Jy ! Component: 150 - total flux cleaned = 0.000369316 Jy ! Component: 200 - total flux cleaned = 0.000397108 Jy ! Total flux subtracted in 200 components = 0.000397108 Jy ! Clean residual min=-0.000715 max=0.000745 Jy/beam ! Clean residual mean=-0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.00846754 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.00846754 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. ! ! Fit before self-cal, rms=0.015479Jy sigma=0.625308 ! Fit after self-cal, rms=0.015475Jy sigma=0.625240 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.155 x 2.53 at 12.82 degrees (North through East) ! Clean map min=-0.00065894 max=0.0089422 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.16 HN 0.75 KP 0.90 ! LA 1.07 NL 1.46 OV 0.88 PT 1.02 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.93 KP 1.09 ! LA 0.99 NL 1.19 OV 0.72 PT 0.96 ! SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.83 HN 0.84 KP 1.04 ! LA 1.06 NL 1.47 OV 0.92 PT 1.07 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.10 HN 0.89 KP 0.93 ! LA 1.07 NL 1.20 OV 0.90 PT 1.13 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.93 HN 0.91 KP 0.98 ! LA 0.83 NL 1.05 OV 0.87 PT 1.13 ! SC 1.18 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.95 HN 0.77 KP 1.06 ! LA 1.01 NL 1.21 OV 1.00 PT 1.06 ! SC 1.14 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.21 HN 0.91 KP 1.10 ! LA 0.83 NL 1.29 OV 0.91 PT 0.96 ! SC 0.80 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.23 HN 0.81 KP 1.20 ! LA 0.84 NL 1.14 OV 0.86 PT 1.03 ! SC 0.89 ! ! ! Fit before self-cal, rms=0.015475Jy sigma=0.625240 ! Fit after self-cal, rms=0.015240Jy sigma=0.621125 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.142 mas, bmaj=2.489 mas, bpa=11.92 degrees ! Estimated noise=0.205753 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 = 7.65985e-05 Jy ! Component: 100 - total flux cleaned = 0.000106556 Jy ! Component: 150 - total flux cleaned = 0.000127695 Jy ! Component: 200 - total flux cleaned = 0.000139063 Jy ! Total flux subtracted in 200 components = 0.000139063 Jy ! Clean residual min=-0.000511 max=0.000541 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.00860661 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 26 components and 0.00860661 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. ! ! Fit before self-cal, rms=0.015235Jy sigma=0.620919 ! Fit after self-cal, rms=0.015277Jy sigma=0.619266 ! 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. ! ! Fit before self-cal, rms=0.015277Jy sigma=0.619266 ! Fit after self-cal, rms=0.015596Jy sigma=0.618850 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.135 mas, bmaj=2.471 mas, bpa=11.45 degrees ! Estimated noise=0.205843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.89069e-05 Jy ! Component: 100 - total flux cleaned = 6.38397e-05 Jy ! Component: 150 - total flux cleaned = 7.12572e-05 Jy ! Component: 200 - total flux cleaned = 7.79859e-05 Jy ! Total flux subtracted in 200 components = 7.79859e-05 Jy ! Clean residual min=-0.000548 max=0.000516 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.00868459 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.00868459 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. ! ! Fit before self-cal, rms=0.015592Jy sigma=0.618713 ! Fit after self-cal, rms=0.015610Jy sigma=0.618254 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 = -4.86064e-05 Jy ! Component: 100 - total flux cleaned = -4.91391e-05 Jy ! Component: 150 - total flux cleaned = -4.21508e-05 Jy ! Component: 200 - total flux cleaned = -3.90735e-05 Jy ! Total flux subtracted in 200 components = -3.90735e-05 Jy ! Clean residual min=-0.000561 max=0.000541 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.00864552 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 33 components and 0.00864552 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. ! ! Fit before self-cal, rms=0.015608Jy sigma=0.618174 ! Fit after self-cal, rms=0.015608Jy sigma=0.618148 ! 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. ! ! Fit before self-cal, rms=0.015608Jy sigma=0.618148 ! Fit after self-cal, rms=0.015692Jy sigma=0.618054 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.136 mas, bmaj=2.463 mas, bpa=11.01 degrees ! Estimated noise=0.205262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.39988e-06 Jy ! Component: 100 - total flux cleaned = 1.65029e-05 Jy ! Component: 150 - total flux cleaned = 1.94148e-05 Jy ! Component: 200 - total flux cleaned = 2.24192e-05 Jy ! Total flux subtracted in 200 components = 2.24192e-05 Jy ! Clean residual min=-0.000545 max=0.000524 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.00866794 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.00866794 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. ! ! Fit before self-cal, rms=0.015689Jy sigma=0.617962 ! Fit after self-cal, rms=0.015699Jy sigma=0.617914 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 = -1.30593e-05 Jy ! Component: 100 - total flux cleaned = -3.32463e-06 Jy ! Component: 150 - total flux cleaned = 2.70707e-06 Jy ! Component: 200 - total flux cleaned = 8.50011e-06 Jy ! Total flux subtracted in 200 components = 8.50011e-06 Jy ! Clean residual min=-0.000562 max=0.000536 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.00867644 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.00867644 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. ! ! Fit before self-cal, rms=0.015698Jy sigma=0.617859 ! Fit after self-cal, rms=0.015698Jy sigma=0.617846 ! 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. ! ! Fit before self-cal, rms=0.015698Jy sigma=0.617846 ! Fit after self-cal, rms=0.015725Jy sigma=0.617804 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.156 mas, bmaj=2.941 mas, bpa=4.289 degrees ! Estimated noise=0.246379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000107694 Jy ! Component: 100 - total flux cleaned = 0.000109065 Jy ! Component: 150 - total flux cleaned = 0.000109045 Jy ! Component: 200 - total flux cleaned = 0.000112445 Jy ! Total flux subtracted in 200 components = 0.000112445 Jy ! Clean residual min=-0.000499 max=0.000618 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.00878888 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.00878888 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. ! ! Fit before self-cal, rms=0.015724Jy sigma=0.617831 ! Fit after self-cal, rms=0.015728Jy sigma=0.617722 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 = 5.88116e-05 Jy ! Component: 100 - total flux cleaned = 5.77931e-05 Jy ! Component: 150 - total flux cleaned = 5.39338e-05 Jy ! Component: 200 - total flux cleaned = 5.03877e-05 Jy ! Total flux subtracted in 200 components = 5.03877e-05 Jy ! Clean residual min=-0.000529 max=0.000614 Jy/beam ! Clean residual mean=-0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.00883927 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 39 components and 0.00883927 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. ! ! Fit before self-cal, rms=0.015729Jy sigma=0.617802 ! Fit after self-cal, rms=0.015727Jy sigma=0.617616 ! Inverting map ! Added new window around map position (37.2, 16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000366849 Jy ! Component: 100 - total flux cleaned = 0.000518048 Jy ! Component: 150 - total flux cleaned = 0.000653617 Jy ! Component: 200 - total flux cleaned = 0.000751497 Jy ! Total flux subtracted in 200 components = 0.000751497 Jy ! Clean residual min=-0.000449 max=0.000461 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.00959077 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 71 components and 0.00959077 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. ! ! Fit before self-cal, rms=0.015702Jy sigma=0.616711 ! Fit after self-cal, rms=0.015695Jy sigma=0.616325 ! 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=1.137 mas, bmaj=2.459 mas, bpa=10.59 degrees ! Estimated noise=0.204723 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.137 x 2.459 at 10.59 degrees (North through East) ! Clean map min=-0.00090085 max=0.0088824 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=0.892 mas, bmaj=2.263 mas, bpa=12.3 degrees ! Estimated noise=0.427881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00645076 Jy ! Component: 100 - total flux cleaned = 0.00800654 Jy ! Component: 150 - total flux cleaned = 0.00839385 Jy ! Component: 200 - total flux cleaned = 0.00861304 Jy ! Total flux subtracted in 200 components = 0.00861304 Jy ! Clean residual min=-0.001220 max=0.001250 Jy/beam ! Clean residual mean=0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.00861304 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.00861304 Jy ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=2.459 mas, bpa=10.59 degrees ! Estimated noise=0.204723 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 = 0.000695368 Jy ! Component: 100 - total flux cleaned = 0.00084318 Jy ! Component: 150 - total flux cleaned = 0.000881669 Jy ! Component: 200 - total flux cleaned = 0.000898339 Jy ! Total flux subtracted in 200 components = 0.000898339 Jy ! Clean residual min=-0.000561 max=0.000494 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.00951138 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.00951138 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=2.156 mas, bmaj=2.941 mas, bpa=4.289 degrees ! Estimated noise=0.246379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00012883 Jy ! Component: 100 - total flux cleaned = 0.000195147 Jy ! Component: 150 - total flux cleaned = 0.000296993 Jy ! Component: 200 - total flux cleaned = 0.000364788 Jy ! Total flux subtracted in 200 components = 0.000364788 Jy ! Clean residual min=-0.000537 max=0.000472 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.00987617 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 = 4.26533e-05 Jy ! Component: 100 - total flux cleaned = 8.11376e-05 Jy ! Component: 150 - total flux cleaned = 0.000115674 Jy ! Component: 200 - total flux cleaned = 0.000140886 Jy ! Total flux subtracted in 200 components = 0.000140886 Jy ! Clean residual min=-0.000487 max=0.000458 Jy/beam ! Clean residual mean=-0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0100171 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 91 components and 0.0100171 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=2.459 mas, bpa=10.59 degrees ! Estimated noise=0.204723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.01844e-05 Jy ! Component: 100 - total flux cleaned = -7.57819e-05 Jy ! Component: 150 - total flux cleaned = -0.000104618 Jy ! Component: 200 - total flux cleaned = -0.000130112 Jy ! Total flux subtracted in 200 components = -0.000130112 Jy ! Clean residual min=-0.000467 max=0.000420 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.00988695 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 109 components and 0.00988695 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. ! ! Fit before self-cal, rms=0.015679Jy sigma=0.615879 ! Fit after self-cal, rms=0.015670Jy sigma=0.615196 wmodel J2254+4211_X_map.mod ! Writing 109 model components to file: J2254+4211_X_map.mod wobs J2254+4211_X_uvs.fits ! Writing UV FITS file: J2254+4211_X_uvs.fits wwins J2254+4211_X_map.win ! wwins: Wrote 2 windows to J2254+4211_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 = -0.000179409 Jy ! Component: 100 - total flux cleaned = -0.000249231 Jy ! Component: 150 - total flux cleaned = -0.000291457 Jy ! Component: 200 - total flux cleaned = -0.000324666 Jy ! Component: 250 - total flux cleaned = -0.000343724 Jy ! Component: 300 - total flux cleaned = -0.000343628 Jy ! Component: 350 - total flux cleaned = -0.000361077 Jy ! Component: 400 - total flux cleaned = -0.000383495 Jy ! Component: 450 - total flux cleaned = -0.000405211 Jy ! Component: 500 - total flux cleaned = -0.00042637 Jy ! Component: 550 - total flux cleaned = -0.000441795 Jy ! Component: 600 - total flux cleaned = -0.00045704 Jy ! Component: 650 - total flux cleaned = -0.000466954 Jy ! Component: 700 - total flux cleaned = -0.000481446 Jy ! Component: 750 - total flux cleaned = -0.000490895 Jy ! Component: 800 - total flux cleaned = -0.000514227 Jy ! Component: 850 - total flux cleaned = -0.000528063 Jy ! Component: 900 - total flux cleaned = -0.000550561 Jy ! Component: 950 - total flux cleaned = -0.000563735 Jy ! Component: 1000 - total flux cleaned = -0.000563701 Jy ! Component: 1050 - total flux cleaned = -0.000563651 Jy ! Component: 1100 - total flux cleaned = -0.000555148 Jy ! Component: 1150 - total flux cleaned = -0.000559334 Jy ! Component: 1200 - total flux cleaned = -0.000575767 Jy ! Component: 1250 - total flux cleaned = -0.000575685 Jy ! Component: 1300 - total flux cleaned = -0.000571698 Jy ! Component: 1350 - total flux cleaned = -0.000563788 Jy ! Component: 1400 - total flux cleaned = -0.000579479 Jy ! Component: 1450 - total flux cleaned = -0.000583321 Jy ! Component: 1500 - total flux cleaned = -0.000587113 Jy ! Component: 1550 - total flux cleaned = -0.000602175 Jy ! Component: 1600 - total flux cleaned = -0.000598403 Jy ! Component: 1650 - total flux cleaned = -0.000594715 Jy ! Component: 1700 - total flux cleaned = -0.000587443 Jy ! Component: 1750 - total flux cleaned = -0.000598384 Jy ! Component: 1800 - total flux cleaned = -0.000609124 Jy ! Component: 1850 - total flux cleaned = -0.000609149 Jy ! Component: 1900 - total flux cleaned = -0.000616078 Jy ! Component: 1950 - total flux cleaned = -0.000616077 Jy ! Component: 2000 - total flux cleaned = -0.000616103 Jy ! Component: 2050 - total flux cleaned = -0.000602524 Jy ! Component: 2100 - total flux cleaned = -0.000605907 Jy ! Component: 2150 - total flux cleaned = -0.000589209 Jy ! Component: 2200 - total flux cleaned = -0.000595819 Jy ! Component: 2250 - total flux cleaned = -0.000589171 Jy ! Component: 2300 - total flux cleaned = -0.000576161 Jy ! Component: 2350 - total flux cleaned = -0.0005665 Jy ! Component: 2400 - total flux cleaned = -0.000563321 Jy ! Component: 2450 - total flux cleaned = -0.000572872 Jy ! Component: 2500 - total flux cleaned = -0.000575991 Jy ! Component: 2550 - total flux cleaned = -0.000575994 Jy ! Component: 2600 - total flux cleaned = -0.00057599 Jy ! Component: 2650 - total flux cleaned = -0.000579097 Jy ! Component: 2700 - total flux cleaned = -0.000576058 Jy ! Component: 2750 - total flux cleaned = -0.000591271 Jy ! Component: 2800 - total flux cleaned = -0.000585194 Jy ! Component: 2850 - total flux cleaned = -0.000582138 Jy ! Component: 2900 - total flux cleaned = -0.000588098 Jy ! Component: 2950 - total flux cleaned = -0.000570322 Jy ! Component: 3000 - total flux cleaned = -0.000576236 Jy ! Component: 3050 - total flux cleaned = -0.000570371 Jy ! Component: 3100 - total flux cleaned = -0.000573294 Jy ! Component: 3150 - total flux cleaned = -0.000570389 Jy ! Component: 3200 - total flux cleaned = -0.000558867 Jy ! Component: 3250 - total flux cleaned = -0.000567491 Jy ! Component: 3300 - total flux cleaned = -0.000564669 Jy ! Component: 3350 - total flux cleaned = -0.000559011 Jy ! Component: 3400 - total flux cleaned = -0.000561834 Jy ! Component: 3450 - total flux cleaned = -0.000559035 Jy ! Component: 3500 - total flux cleaned = -0.000550647 Jy ! Component: 3550 - total flux cleaned = -0.000550625 Jy ! Component: 3600 - total flux cleaned = -0.0005423 Jy ! Component: 3650 - total flux cleaned = -0.00053405 Jy ! Component: 3700 - total flux cleaned = -0.000528587 Jy ! Component: 3750 - total flux cleaned = -0.00052858 Jy ! Component: 3800 - total flux cleaned = -0.000520445 Jy ! Component: 3850 - total flux cleaned = -0.000525834 Jy ! Component: 3900 - total flux cleaned = -0.000528536 Jy ! Component: 3950 - total flux cleaned = -0.000520503 Jy ! Component: 4000 - total flux cleaned = -0.000515185 Jy ! Component: 4050 - total flux cleaned = -0.000520489 Jy ! Total flux subtracted in 4096 components = -0.000528427 Jy ! Clean residual min=-0.000152 max=0.000237 Jy/beam ! Clean residual mean=-0.000000 rms=0.000045 Jy/beam ! Combined flux in latest and established models = 0.00935853 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 376 components and 0.00935853 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2254+4211_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.137 x 2.459 at 10.59 degrees (North through East) ! Clean map min=-0.00071735 max=0.0085531 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2254+4211_X_map.fits wmodel /vlbi/sb072/temp_maps//J2254+4211_X_map.mod ! Writing 376 model components to file: /vlbi/sb072/temp_maps//J2254+4211_X_map.mod wobs /vlbi/sb072/temp_maps//J2254+4211_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2254+4211_X_uvs.fits wwins /vlbi/sb072/temp_maps//J2254+4211_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J2254+4211_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00855312 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.48324e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.57249 1.57249 3.14499 6.28997 12.5799 25.1599 50.3198 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 190.779 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2254+4211_X_dfm.log closed on Fri Jan 25 19:57:27 2019