! Started logfile: /vlbi/sb072/temp_maps//J1608+2828_X_dfm.log on Fri Jan 25 19:37:24 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//J1608+2828_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1608+2828_X_uvm.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! AN table 2: 6 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1608+2828 ! ! 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 3504 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 J1608+2828_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=1.001111Jy sigma=36.604556 ! Fit after self-cal, rms=0.957166Jy sigma=34.972319 ! 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=0.8297 mas, bmaj=1.56 mas, bpa=-12.98 degrees ! Estimated noise=0.508867 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 = 0.0342266 Jy ! Component: 100 - total flux cleaned = 0.0434254 Jy ! Total flux subtracted in 100 components = 0.0434254 Jy ! Clean residual min=-0.004168 max=0.004223 Jy/beam ! Clean residual mean=0.000001 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.0434254 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0434254 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=0.037693Jy sigma=0.870482 ! Fit after self-cal, rms=0.036651Jy sigma=0.831201 ! Inverting map ! Added new window around map position (-5.8, 7.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115833 Jy ! Component: 100 - total flux cleaned = 0.000898937 Jy ! Total flux subtracted in 100 components = 0.000898937 Jy ! Clean residual min=-0.002741 max=0.003985 Jy/beam ! Clean residual mean=0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.0443243 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0443243 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=0.036270Jy sigma=0.809820 ! Fit after self-cal, rms=0.036255Jy sigma=0.809356 ! Inverting map ! Added new window around map position (-0.8, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00349588 Jy ! Component: 100 - total flux cleaned = 0.00426635 Jy ! Total flux subtracted in 100 components = 0.00426635 Jy ! Clean residual min=-0.002448 max=0.002630 Jy/beam ! Clean residual mean=0.000002 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.0485907 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.0485907 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=0.035889Jy sigma=0.787760 ! Fit after self-cal, rms=0.035871Jy sigma=0.787118 ! 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=1.098 mas, bmaj=1.886 mas, bpa=-11.21 degrees ! Estimated noise=0.355147 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 = 0.00216571 Jy ! Component: 100 - total flux cleaned = 0.0030907 Jy ! Component: 150 - total flux cleaned = 0.00334478 Jy ! Component: 200 - total flux cleaned = 0.00345031 Jy ! Total flux subtracted in 200 components = 0.00345031 Jy ! Clean residual min=-0.002982 max=0.002758 Jy/beam ! Clean residual mean=0.000006 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.052041 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.052041 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=0.035713Jy sigma=0.776894 ! Fit after self-cal, rms=0.035711Jy sigma=0.776670 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.098 x 1.886 at -11.21 degrees (North through East) ! Clean map min=-0.0028971 max=0.044466 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.91 HN 0.93 KP 0.90 ! LA 0.93 MK 1.00 NL 1.05 OV 0.97 ! PT 0.89 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.22 FD 1.23 HN 0.83 KP 0.86 ! NL 1.32 OV 2.04 PT 1.38 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 0.92 KP 0.95 ! LA 0.97 MK 1.00 NL 1.08 OV 0.87 ! PT 0.94 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.39 HN 1.23 KP 0.96 ! NL 1.24 OV 1.26 PT 1.22 SC 0.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.94 HN 0.91 KP 0.95 ! LA 1.00 MK 0.99 NL 1.07 OV 0.91 ! PT 0.94 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 FD 1.36 HN 1.05 KP 0.95 ! NL 1.23 OV 1.42 PT 1.27 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 0.87 KP 0.85 ! LA 0.98 MK 0.98 NL 1.14 OV 0.90 ! PT 0.91 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.40 FD 1.26 HN 1.14 KP 1.01 ! NL 1.13 OV 1.41 PT 1.10 SC 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.86 KP 0.93 ! LA 0.98 MK 1.06 NL 1.01 OV 0.95 ! PT 0.91 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.23 FD 1.11 HN 1.13 KP 1.05 ! NL 1.16 OV 1.45 PT 1.15 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 0.81 KP 0.96 ! LA 0.97 MK 0.99 NL 1.07 OV 0.90 ! PT 0.96 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 1.22 HN 1.33 KP 0.62 ! NL 1.19 OV 1.43 PT 1.25 SC 0.68 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.92 HN 0.89 KP 0.92 ! LA 0.95 MK 1.04 NL 1.05 OV 0.90 ! PT 0.91 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.30 FD 1.31 HN 1.08 KP 0.62 ! NL 1.22 OV 1.23 PT 1.18 SC 0.78 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 0.90 KP 0.88 ! LA 0.93 MK 1.02 NL 1.10 OV 0.93 ! PT 0.90 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.39 HN 1.28 KP 0.94 ! NL 1.23 OV 1.45 PT 1.09 SC 1.19 ! ! ! Fit before self-cal, rms=0.035711Jy sigma=0.776670 ! Fit after self-cal, rms=0.037789Jy sigma=0.719059 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=1.897 mas, bpa=-11.55 degrees ! Estimated noise=0.355194 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172669 Jy ! Component: 100 - total flux cleaned = 0.00226251 Jy ! Component: 150 - total flux cleaned = 0.00286731 Jy ! Component: 200 - total flux cleaned = 0.00314601 Jy ! Total flux subtracted in 200 components = 0.00314601 Jy ! Clean residual min=-0.001180 max=0.001400 Jy/beam ! Clean residual mean=0.000006 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.055187 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 45 components and 0.055187 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=0.037670Jy sigma=0.709519 ! Fit after self-cal, rms=0.037800Jy sigma=0.706864 ! 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=0.037800Jy sigma=0.706864 ! Fit after self-cal, rms=0.037772Jy sigma=0.706154 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=1.895 mas, bpa=-11.68 degrees ! Estimated noise=0.354218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000254614 Jy ! Component: 100 - total flux cleaned = 0.000706269 Jy ! Component: 150 - total flux cleaned = 0.00109376 Jy ! Component: 200 - total flux cleaned = 0.00133391 Jy ! Total flux subtracted in 200 components = 0.00133391 Jy ! Clean residual min=-0.001162 max=0.001294 Jy/beam ! Clean residual mean=0.000007 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0565209 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 64 components and 0.0565209 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=0.037720Jy sigma=0.704244 ! Fit after self-cal, rms=0.037786Jy sigma=0.703963 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 (3.2, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104087 Jy ! Component: 100 - total flux cleaned = 0.00123902 Jy ! Component: 150 - total flux cleaned = 0.00155593 Jy ! Component: 200 - total flux cleaned = 0.00183558 Jy ! Total flux subtracted in 200 components = 0.00183558 Jy ! Clean residual min=-0.001211 max=0.001014 Jy/beam ! Clean residual mean=0.000007 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0583565 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 91 components and 0.0583565 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=0.037740Jy sigma=0.701757 ! Fit after self-cal, rms=0.037749Jy sigma=0.701627 ! 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=0.037749Jy sigma=0.701627 ! Fit after self-cal, rms=0.037745Jy sigma=0.701411 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.076 mas, bmaj=1.893 mas, bpa=-11.79 degrees ! Estimated noise=0.353961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233561 Jy ! Component: 100 - total flux cleaned = 0.000505767 Jy ! Component: 150 - total flux cleaned = 0.000750077 Jy ! Component: 200 - total flux cleaned = 0.00100216 Jy ! Total flux subtracted in 200 components = 0.00100216 Jy ! Clean residual min=-0.001234 max=0.001009 Jy/beam ! Clean residual mean=0.000007 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0593586 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 101 components and 0.0593586 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=0.037717Jy sigma=0.700866 ! Fit after self-cal, rms=0.037753Jy sigma=0.700793 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 = 0.000233266 Jy ! Component: 100 - total flux cleaned = 0.000412383 Jy ! Component: 150 - total flux cleaned = 0.000540057 Jy ! Component: 200 - total flux cleaned = 0.000659327 Jy ! Total flux subtracted in 200 components = 0.000659327 Jy ! Clean residual min=-0.001272 max=0.001016 Jy/beam ! Clean residual mean=0.000007 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0600179 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 0.0600179 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=0.037736Jy sigma=0.700531 ! Fit after self-cal, rms=0.037740Jy sigma=0.700505 ! 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=0.037740Jy sigma=0.700505 ! Fit after self-cal, rms=0.037897Jy sigma=0.700421 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.263 mas, bmaj=2.679 mas, bpa=-6.972 degrees ! Estimated noise=0.442627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000474227 Jy ! Component: 100 - total flux cleaned = 0.000774553 Jy ! Component: 150 - total flux cleaned = 0.00103392 Jy ! Component: 200 - total flux cleaned = 0.00123135 Jy ! Total flux subtracted in 200 components = 0.00123135 Jy ! Clean residual min=-0.001364 max=0.001303 Jy/beam ! Clean residual mean=0.000015 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.0612493 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 115 components and 0.0612493 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=0.037868Jy sigma=0.700854 ! Fit after self-cal, rms=0.037892Jy sigma=0.700756 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 = 0.000241327 Jy ! Component: 100 - total flux cleaned = 0.00039965 Jy ! Component: 150 - total flux cleaned = 0.000544643 Jy ! Component: 200 - total flux cleaned = 0.000687782 Jy ! Total flux subtracted in 200 components = 0.000687782 Jy ! Clean residual min=-0.001406 max=0.001321 Jy/beam ! Clean residual mean=0.000015 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.0619371 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 122 components and 0.0619371 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=0.037883Jy sigma=0.701166 ! Fit after self-cal, rms=0.037886Jy sigma=0.701146 ! 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=1.075 mas, bmaj=1.889 mas, bpa=-11.87 degrees ! Estimated noise=0.354724 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.075 x 1.889 at -11.87 degrees (North through East) ! Clean map min=-0.0012326 max=0.044553 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=0.815 mas, bmaj=1.586 mas, bpa=-13.74 degrees ! Estimated noise=0.506518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0342513 Jy ! Component: 100 - total flux cleaned = 0.0430989 Jy ! Component: 150 - total flux cleaned = 0.0474972 Jy ! Component: 200 - total flux cleaned = 0.0504962 Jy ! Total flux subtracted in 200 components = 0.0504962 Jy ! Clean residual min=-0.001805 max=0.001872 Jy/beam ! Clean residual mean=0.000002 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.0504962 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0504962 Jy ! Inverting map and beam ! Estimated beam: bmin=1.075 mas, bmaj=1.889 mas, bpa=-11.87 degrees ! Estimated noise=0.354724 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 = 0.00256496 Jy ! Component: 100 - total flux cleaned = 0.0044453 Jy ! Component: 150 - total flux cleaned = 0.00557562 Jy ! Component: 200 - total flux cleaned = 0.00638477 Jy ! Total flux subtracted in 200 components = 0.00638477 Jy ! Clean residual min=-0.001375 max=0.001207 Jy/beam ! Clean residual mean=0.000009 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.056881 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.056881 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=2.263 mas, bmaj=2.679 mas, bpa=-6.972 degrees ! Estimated noise=0.442627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145636 Jy ! Component: 100 - total flux cleaned = 0.00246928 Jy ! Component: 150 - total flux cleaned = 0.00299706 Jy ! Component: 200 - total flux cleaned = 0.00341205 Jy ! Total flux subtracted in 200 components = 0.00341205 Jy ! Clean residual min=-0.001391 max=0.001357 Jy/beam ! Clean residual mean=0.000016 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.0602931 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 = 0.000293071 Jy ! Component: 100 - total flux cleaned = 0.000575546 Jy ! Component: 150 - total flux cleaned = 0.000796529 Jy ! Component: 200 - total flux cleaned = 0.00100108 Jy ! Total flux subtracted in 200 components = 0.00100108 Jy ! Clean residual min=-0.001359 max=0.001309 Jy/beam ! Clean residual mean=0.000016 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0612941 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 81 components and 0.0612941 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.075 mas, bmaj=1.889 mas, bpa=-11.87 degrees ! Estimated noise=0.354724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000133466 Jy ! Component: 100 - total flux cleaned = 0.000168926 Jy ! Component: 150 - total flux cleaned = 0.000288661 Jy ! Component: 200 - total flux cleaned = 0.000339281 Jy ! Total flux subtracted in 200 components = 0.000339281 Jy ! Clean residual min=-0.001264 max=0.001120 Jy/beam ! Clean residual mean=0.000007 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0616334 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 87 components and 0.0616334 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=0.037932Jy sigma=0.702910 ! Fit after self-cal, rms=0.037922Jy sigma=0.702626 wmodel J1608+2828_X_map.mod ! Writing 87 model components to file: J1608+2828_X_map.mod wobs J1608+2828_X_uvs.fits ! Writing UV FITS file: J1608+2828_X_uvs.fits wwins J1608+2828_X_map.win ! wwins: Wrote 5 windows to J1608+2828_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 = -0.000346694 Jy ! Component: 100 - total flux cleaned = -0.000541474 Jy ! Component: 150 - total flux cleaned = -0.000671088 Jy ! Component: 200 - total flux cleaned = -0.000742815 Jy ! Component: 250 - total flux cleaned = -0.000795318 Jy ! Component: 300 - total flux cleaned = -0.00081212 Jy ! Component: 350 - total flux cleaned = -0.000811825 Jy ! Component: 400 - total flux cleaned = -0.000811758 Jy ! Component: 450 - total flux cleaned = -0.000811682 Jy ! Component: 500 - total flux cleaned = -0.000873974 Jy ! Component: 550 - total flux cleaned = -0.00088895 Jy ! Component: 600 - total flux cleaned = -0.000903814 Jy ! Component: 650 - total flux cleaned = -0.000948378 Jy ! Component: 700 - total flux cleaned = -0.00093374 Jy ! Component: 750 - total flux cleaned = -0.000933856 Jy ! Component: 800 - total flux cleaned = -0.00091983 Jy ! Component: 850 - total flux cleaned = -0.000905808 Jy ! Component: 900 - total flux cleaned = -0.000878061 Jy ! Component: 950 - total flux cleaned = -0.000836958 Jy ! Component: 1000 - total flux cleaned = -0.000796711 Jy ! Component: 1050 - total flux cleaned = -0.000783535 Jy ! Component: 1100 - total flux cleaned = -0.000757289 Jy ! Component: 1150 - total flux cleaned = -0.000731424 Jy ! Component: 1200 - total flux cleaned = -0.000693083 Jy ! Component: 1250 - total flux cleaned = -0.000667709 Jy ! Component: 1300 - total flux cleaned = -0.000655 Jy ! Component: 1350 - total flux cleaned = -0.000555784 Jy ! Component: 1400 - total flux cleaned = -0.000555865 Jy ! Component: 1450 - total flux cleaned = -0.000482658 Jy ! Component: 1500 - total flux cleaned = -0.000422405 Jy ! Component: 1550 - total flux cleaned = -0.000350738 Jy ! Component: 1600 - total flux cleaned = -0.000338873 Jy ! Component: 1650 - total flux cleaned = -0.000244857 Jy ! Component: 1700 - total flux cleaned = -0.000210012 Jy ! Component: 1750 - total flux cleaned = -0.000140695 Jy ! Component: 1800 - total flux cleaned = -0.000117764 Jy ! Component: 1850 - total flux cleaned = -4.95223e-05 Jy ! Component: 1900 - total flux cleaned = -3.82236e-05 Jy ! Component: 1950 - total flux cleaned = -4.53556e-06 Jy ! Component: 2000 - total flux cleaned = 2.85471e-05 Jy ! Component: 2050 - total flux cleaned = 5.05609e-05 Jy ! Component: 2100 - total flux cleaned = 7.23398e-05 Jy ! Component: 2150 - total flux cleaned = 9.39129e-05 Jy ! Component: 2200 - total flux cleaned = 9.40416e-05 Jy ! Component: 2250 - total flux cleaned = 0.00014729 Jy ! Component: 2300 - total flux cleaned = 0.000200087 Jy ! Component: 2350 - total flux cleaned = 0.000283955 Jy ! Component: 2400 - total flux cleaned = 0.000304704 Jy ! Component: 2450 - total flux cleaned = 0.000325333 Jy ! Component: 2500 - total flux cleaned = 0.000335731 Jy ! Component: 2550 - total flux cleaned = 0.000407173 Jy ! Component: 2600 - total flux cleaned = 0.000437458 Jy ! Component: 2650 - total flux cleaned = 0.000467629 Jy ! Component: 2700 - total flux cleaned = 0.000527537 Jy ! Component: 2750 - total flux cleaned = 0.000507707 Jy ! Component: 2800 - total flux cleaned = 0.000557059 Jy ! Component: 2850 - total flux cleaned = 0.000576729 Jy ! Component: 2900 - total flux cleaned = 0.000615756 Jy ! Component: 2950 - total flux cleaned = 0.000635163 Jy ! Component: 3000 - total flux cleaned = 0.000683298 Jy ! Component: 3050 - total flux cleaned = 0.000702466 Jy ! Component: 3100 - total flux cleaned = 0.000740381 Jy ! Component: 3150 - total flux cleaned = 0.000759238 Jy ! Component: 3200 - total flux cleaned = 0.000778006 Jy ! Component: 3250 - total flux cleaned = 0.000796587 Jy ! Component: 3300 - total flux cleaned = 0.000815063 Jy ! Component: 3350 - total flux cleaned = 0.000815035 Jy ! Component: 3400 - total flux cleaned = 0.000842551 Jy ! Component: 3450 - total flux cleaned = 0.000824276 Jy ! Component: 3500 - total flux cleaned = 0.000860483 Jy ! Component: 3550 - total flux cleaned = 0.000851436 Jy ! Component: 3600 - total flux cleaned = 0.000860435 Jy ! Component: 3650 - total flux cleaned = 0.000833787 Jy ! Component: 3700 - total flux cleaned = 0.000860321 Jy ! Component: 3750 - total flux cleaned = 0.000878001 Jy ! Component: 3800 - total flux cleaned = 0.000930502 Jy ! Component: 3850 - total flux cleaned = 0.000921695 Jy ! Component: 3900 - total flux cleaned = 0.000904388 Jy ! Component: 3950 - total flux cleaned = 0.000912974 Jy ! Component: 4000 - total flux cleaned = 0.000912989 Jy ! Component: 4050 - total flux cleaned = 0.000921523 Jy ! Total flux subtracted in 4096 components = 0.000938484 Jy ! Clean residual min=-0.000581 max=0.000504 Jy/beam ! Clean residual mean=0.000003 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0625719 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 404 components and 0.0625719 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1608+2828_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.075 x 1.889 at -11.87 degrees (North through East) ! Clean map min=-0.00084474 max=0.044226 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1608+2828_X_map.fits wmodel /vlbi/sb072/temp_maps//J1608+2828_X_map.mod ! Writing 404 model components to file: /vlbi/sb072/temp_maps//J1608+2828_X_map.mod wobs /vlbi/sb072/temp_maps//J1608+2828_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1608+2828_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1608+2828_X_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1608+2828_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.044226 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000148794 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00932 1.00932 2.01864 4.03728 8.07455 16.1491 32.2982 64.5964 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 297.23 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1608+2828_X_dfm.log closed on Fri Jan 25 19:37:29 2019