! Started logfile: /vlbi/sb072/temp_maps//J1357+7643_X_dfm.log on Thu Jan 31 09:37:09 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//J1357+7643_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1357+7643_X_uvm.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! AN table 2: 4 integrations on 28 of 28 possible baselines. ! AN table 3: 4 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.976351 visibilities/baseline/integration-bin. ! Found source: J1357+7643 ! ! 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 2312 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 J1357+7643_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 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.003698Jy sigma=36.946247 ! Fit after self-cal, rms=0.918134Jy sigma=33.619621 ! 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=0.8866 mas, bmaj=1.654 mas, bpa=68.81 degrees ! Estimated noise=0.669308 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 = 0.0651323 Jy ! Component: 100 - total flux cleaned = 0.0806566 Jy ! Total flux subtracted in 100 components = 0.0806566 Jy ! Clean residual min=-0.006554 max=0.008511 Jy/beam ! Clean residual mean=0.000012 rms=0.001682 Jy/beam ! Combined flux in latest and established models = 0.0806566 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0806566 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=0.039176Jy sigma=1.310624 ! Fit after self-cal, rms=0.038670Jy sigma=1.293025 ! 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=1.194 mas, bmaj=2.015 mas, bpa=74.8 degrees ! Estimated noise=0.423337 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 = 0.00745614 Jy ! Component: 100 - total flux cleaned = 0.0105251 Jy ! Component: 150 - total flux cleaned = 0.0111147 Jy ! Component: 200 - total flux cleaned = 0.0111212 Jy ! Total flux subtracted in 200 components = 0.0111212 Jy ! Clean residual min=-0.007740 max=0.008638 Jy/beam ! Clean residual mean=0.000038 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 0.0917778 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0917778 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=0.037976Jy sigma=1.209515 ! Fit after self-cal, rms=0.037958Jy sigma=1.209113 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.194 x 2.015 at 74.8 degrees (North through East) ! Clean map min=-0.0076236 max=0.084046 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.06 HN 0.82 KP 3.48 ! LA 1.17 NL 1.14 OV 0.91 PT 1.01 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 0.88 KP 0.86 LA 0.86 ! NL 0.99 OV 0.98 PT 0.77 SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.05 LA 1.13 MK 0.94 OV 1.37 ! SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.15 HN 0.79 KP 3.05 ! LA 1.26 NL 1.10 OV 0.93 PT 0.99 ! SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 0.86 KP 0.88 LA 0.90 ! NL 1.00 OV 0.99 PT 0.80 SC 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.04 LA 1.16 MK 0.98 OV 1.28 ! SC 1.25 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.16 HN 0.85 KP 3.37 ! LA 1.14 NL 1.03 OV 0.96 PT 0.99 ! SC 0.80 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 FD 0.88 KP 0.84 LA 0.91 ! NL 0.95 OV 1.00 PT 0.81 SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.13 LA 1.25 MK 0.92 OV 1.23 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.18 HN 0.78 KP 3.75 ! LA 1.18 NL 1.10 OV 0.92 PT 0.98 ! SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 0.86 KP 0.86 LA 0.90 ! NL 0.99 OV 1.04 PT 0.76 SC 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.07 LA 1.13 MK 0.91 OV 1.23 ! SC 1.12 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.08 HN 0.81 KP 3.57 ! LA 1.27 NL 1.21 OV 0.97 PT 0.97 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.90 KP 0.87 LA 0.88 ! NL 1.02 OV 1.02 PT 0.81 SC 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.07 LA 1.16 MK 0.93 OV 1.19 ! SC 1.18 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.17 HN 0.85 KP 4.02 ! LA 1.22 NL 1.09 OV 0.98 PT 1.09 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 0.91 KP 0.86 LA 0.87 ! NL 0.95 OV 1.06 PT 0.80 SC 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.14 LA 1.12 MK 0.92 OV 1.28 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.20 HN 0.89 KP 4.15 ! LA 1.19 NL 1.15 OV 0.91 PT 1.00 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.86 KP 0.88 LA 0.93 ! NL 0.97 OV 0.96 PT 0.79 SC 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.10 LA 1.03 MK 0.91 OV 1.25 ! SC 1.14 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.37 HN 0.81 KP 4.03 ! LA 1.18 NL 1.08 OV 0.97 PT 1.14 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.88 KP 0.87 LA 0.88 ! NL 0.99 OV 1.00 PT 0.81 SC 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.15 LA 1.12 MK 0.86 OV 1.20 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.037958Jy sigma=1.209113 ! Fit after self-cal, rms=0.044890Jy sigma=0.690628 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.211 mas, bmaj=1.986 mas, bpa=74.23 degrees ! Estimated noise=0.420621 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196601 Jy ! Component: 100 - total flux cleaned = 0.00217372 Jy ! Component: 150 - total flux cleaned = 0.00237482 Jy ! Component: 200 - total flux cleaned = 0.00256757 Jy ! Total flux subtracted in 200 components = 0.00256757 Jy ! Clean residual min=-0.001546 max=0.001437 Jy/beam ! Clean residual mean=-0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0943453 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.0943453 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=0.044737Jy sigma=0.682658 ! Fit after self-cal, rms=0.045155Jy sigma=0.679610 ! 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=0.045155Jy sigma=0.679610 ! Fit after self-cal, rms=0.045030Jy sigma=0.678321 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.21 mas, bmaj=1.985 mas, bpa=74.21 degrees ! Estimated noise=0.418866 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000494401 Jy ! Component: 100 - total flux cleaned = 0.000660192 Jy ! Component: 150 - total flux cleaned = 0.000840653 Jy ! Component: 200 - total flux cleaned = 0.00100566 Jy ! Total flux subtracted in 200 components = 0.00100566 Jy ! Clean residual min=-0.001460 max=0.001245 Jy/beam ! Clean residual mean=-0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.095351 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 36 components and 0.095351 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=0.044976Jy sigma=0.676452 ! Fit after self-cal, rms=0.044961Jy sigma=0.676076 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 = 0.000200051 Jy ! Component: 100 - total flux cleaned = 0.000346297 Jy ! Component: 150 - total flux cleaned = 0.000374611 Jy ! Component: 200 - total flux cleaned = 0.000400805 Jy ! Total flux subtracted in 200 components = 0.000400805 Jy ! Clean residual min=-0.001457 max=0.001241 Jy/beam ! Clean residual mean=-0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0957518 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.0957518 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=0.044943Jy sigma=0.675483 ! Fit after self-cal, rms=0.044941Jy sigma=0.675361 ! 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=0.044941Jy sigma=0.675361 ! Fit after self-cal, rms=0.044669Jy sigma=0.674691 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=1.986 mas, bpa=74.13 degrees ! Estimated noise=0.417541 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.88501e-05 Jy ! Component: 100 - total flux cleaned = 2.68239e-05 Jy ! Component: 150 - total flux cleaned = 8.36126e-05 Jy ! Component: 200 - total flux cleaned = 0.0001214 Jy ! Total flux subtracted in 200 components = 0.0001214 Jy ! Clean residual min=-0.001358 max=0.001159 Jy/beam ! Clean residual mean=0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0958732 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 44 components and 0.0958732 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=0.044645Jy sigma=0.673963 ! Fit after self-cal, rms=0.044634Jy sigma=0.673888 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 = 0.000110978 Jy ! Component: 100 - total flux cleaned = 0.000146676 Jy ! Component: 150 - total flux cleaned = 0.00016793 Jy ! Component: 200 - total flux cleaned = 0.000177576 Jy ! Total flux subtracted in 200 components = 0.000177576 Jy ! Clean residual min=-0.001352 max=0.001151 Jy/beam ! Clean residual mean=-0.000000 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0960508 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 0.0960508 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=0.044626Jy sigma=0.673541 ! Fit after self-cal, rms=0.044626Jy sigma=0.673505 ! 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=0.044626Jy sigma=0.673505 ! Fit after self-cal, rms=0.044469Jy sigma=0.673216 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.45 mas, bmaj=3.313 mas, bpa=89.46 degrees ! Estimated noise=0.487413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000292477 Jy ! Component: 100 - total flux cleaned = -0.000320618 Jy ! Component: 150 - total flux cleaned = -0.000343474 Jy ! Component: 200 - total flux cleaned = -0.000349686 Jy ! Total flux subtracted in 200 components = -0.000349686 Jy ! Clean residual min=-0.001340 max=0.001162 Jy/beam ! Clean residual mean=0.000001 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.0957011 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.0957011 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=0.044455Jy sigma=0.673067 ! Fit after self-cal, rms=0.044446Jy sigma=0.673009 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 = -5.67387e-06 Jy ! Component: 100 - total flux cleaned = -5.67718e-06 Jy ! Component: 150 - total flux cleaned = -5.61777e-06 Jy ! Component: 200 - total flux cleaned = -5.65034e-06 Jy ! Total flux subtracted in 200 components = -5.65034e-06 Jy ! Clean residual min=-0.001344 max=0.001146 Jy/beam ! Clean residual mean=0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0956955 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.0956955 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=0.044443Jy sigma=0.672960 ! Fit after self-cal, rms=0.044440Jy sigma=0.672939 ! 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=1.216 mas, bmaj=1.989 mas, bpa=74.05 degrees ! Estimated noise=0.416697 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.216 x 1.989 at 74.05 degrees (North through East) ! Clean map min=-0.0012576 max=0.08228 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=0.9014 mas, bmaj=1.618 mas, bpa=68.27 degrees ! Estimated noise=0.66053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0644654 Jy ! Component: 100 - total flux cleaned = 0.0795728 Jy ! Component: 150 - total flux cleaned = 0.0853351 Jy ! Component: 200 - total flux cleaned = 0.0884786 Jy ! Total flux subtracted in 200 components = 0.0884786 Jy ! Clean residual min=-0.001938 max=0.001921 Jy/beam ! Clean residual mean=0.000004 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.0884786 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0884786 Jy ! Inverting map and beam ! Estimated beam: bmin=1.216 mas, bmaj=1.989 mas, bpa=74.05 degrees ! Estimated noise=0.416697 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 = 0.0026467 Jy ! Component: 100 - total flux cleaned = 0.00425155 Jy ! Component: 150 - total flux cleaned = 0.00536759 Jy ! Component: 200 - total flux cleaned = 0.00618408 Jy ! Total flux subtracted in 200 components = 0.00618408 Jy ! Clean residual min=-0.001311 max=0.001159 Jy/beam ! Clean residual mean=0.000002 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0946627 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 0.0946627 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=2.45 mas, bmaj=3.313 mas, bpa=89.46 degrees ! Estimated noise=0.487413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000659948 Jy ! Component: 100 - total flux cleaned = 0.000964419 Jy ! Component: 150 - total flux cleaned = 0.0010244 Jy ! Component: 200 - total flux cleaned = 0.00104931 Jy ! Total flux subtracted in 200 components = 0.00104931 Jy ! Clean residual min=-0.001416 max=0.001199 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.095712 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 = 2.17155e-05 Jy ! Component: 100 - total flux cleaned = 4.08745e-05 Jy ! Component: 150 - total flux cleaned = 4.08551e-05 Jy ! Component: 200 - total flux cleaned = 5.19649e-05 Jy ! Total flux subtracted in 200 components = 5.19649e-05 Jy ! Clean residual min=-0.001397 max=0.001186 Jy/beam ! Clean residual mean=0.000001 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.095764 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 77 components and 0.095764 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.216 mas, bmaj=1.989 mas, bpa=74.05 degrees ! Estimated noise=0.416697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.58716e-05 Jy ! Component: 100 - total flux cleaned = 1.77765e-05 Jy ! Component: 150 - total flux cleaned = 8.29334e-05 Jy ! Component: 200 - total flux cleaned = 0.000118315 Jy ! Total flux subtracted in 200 components = 0.000118315 Jy ! Clean residual min=-0.001258 max=0.001157 Jy/beam ! Clean residual mean=0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0958823 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 85 components and 0.0958823 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=0.044452Jy sigma=0.673300 ! Fit after self-cal, rms=0.044450Jy sigma=0.673124 wmodel J1357+7643_X_map.mod ! Writing 85 model components to file: J1357+7643_X_map.mod wobs J1357+7643_X_uvs.fits ! Writing UV FITS file: J1357+7643_X_uvs.fits wwins J1357+7643_X_map.win ! wwins: Wrote 2 windows to J1357+7643_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 = -0.000263516 Jy ! Component: 100 - total flux cleaned = -0.000139687 Jy ! Component: 150 - total flux cleaned = -2.27753e-05 Jy ! Component: 200 - total flux cleaned = 0.000108492 Jy ! Component: 250 - total flux cleaned = 0.000144772 Jy ! Component: 300 - total flux cleaned = 0.000213829 Jy ! Component: 350 - total flux cleaned = 0.000264478 Jy ! Component: 400 - total flux cleaned = 0.000346647 Jy ! Component: 450 - total flux cleaned = 0.000395019 Jy ! Component: 500 - total flux cleaned = 0.000457446 Jy ! Component: 550 - total flux cleaned = 0.000503317 Jy ! Component: 600 - total flux cleaned = 0.000518431 Jy ! Component: 650 - total flux cleaned = 0.000576755 Jy ! Component: 700 - total flux cleaned = 0.000562547 Jy ! Component: 750 - total flux cleaned = 0.000590641 Jy ! Component: 800 - total flux cleaned = 0.000590776 Jy ! Component: 850 - total flux cleaned = 0.00061762 Jy ! Component: 900 - total flux cleaned = 0.00064381 Jy ! Component: 950 - total flux cleaned = 0.00064354 Jy ! Component: 1000 - total flux cleaned = 0.00065656 Jy ! Component: 1050 - total flux cleaned = 0.000669326 Jy ! Component: 1100 - total flux cleaned = 0.000669419 Jy ! Component: 1150 - total flux cleaned = 0.000681741 Jy ! Component: 1200 - total flux cleaned = 0.000706068 Jy ! Component: 1250 - total flux cleaned = 0.000729803 Jy ! Component: 1300 - total flux cleaned = 0.000729799 Jy ! Component: 1350 - total flux cleaned = 0.000752734 Jy ! Component: 1400 - total flux cleaned = 0.000729718 Jy ! Component: 1450 - total flux cleaned = 0.000707326 Jy ! Component: 1500 - total flux cleaned = 0.00070745 Jy ! Component: 1550 - total flux cleaned = 0.000718161 Jy ! Component: 1600 - total flux cleaned = 0.000685748 Jy ! Component: 1650 - total flux cleaned = 0.000675107 Jy ! Component: 1700 - total flux cleaned = 0.000611873 Jy ! Component: 1750 - total flux cleaned = 0.000591116 Jy ! Component: 1800 - total flux cleaned = 0.000560381 Jy ! Component: 1850 - total flux cleaned = 0.000540161 Jy ! Component: 1900 - total flux cleaned = 0.000530339 Jy ! Component: 1950 - total flux cleaned = 0.000530257 Jy ! Component: 2000 - total flux cleaned = 0.000530262 Jy ! Component: 2050 - total flux cleaned = 0.000530066 Jy ! Component: 2100 - total flux cleaned = 0.000510755 Jy ! Component: 2150 - total flux cleaned = 0.000520384 Jy ! Component: 2200 - total flux cleaned = 0.000539338 Jy ! Component: 2250 - total flux cleaned = 0.000576701 Jy ! Component: 2300 - total flux cleaned = 0.000585797 Jy ! Component: 2350 - total flux cleaned = 0.000585808 Jy ! Component: 2400 - total flux cleaned = 0.000622071 Jy ! Component: 2450 - total flux cleaned = 0.000640085 Jy ! Component: 2500 - total flux cleaned = 0.000666747 Jy ! Component: 2550 - total flux cleaned = 0.000693289 Jy ! Component: 2600 - total flux cleaned = 0.000702126 Jy ! Component: 2650 - total flux cleaned = 0.000702102 Jy ! Component: 2700 - total flux cleaned = 0.000745351 Jy ! Component: 2750 - total flux cleaned = 0.000779547 Jy ! Component: 2800 - total flux cleaned = 0.000813574 Jy ! Component: 2850 - total flux cleaned = 0.00083044 Jy ! Component: 2900 - total flux cleaned = 0.000863786 Jy ! Component: 2950 - total flux cleaned = 0.000872035 Jy ! Component: 3000 - total flux cleaned = 0.000896768 Jy ! Component: 3050 - total flux cleaned = 0.00088859 Jy ! Component: 3100 - total flux cleaned = 0.000929239 Jy ! Component: 3150 - total flux cleaned = 0.00095344 Jy ! Component: 3200 - total flux cleaned = 0.000953485 Jy ! Component: 3250 - total flux cleaned = 0.00096941 Jy ! Component: 3300 - total flux cleaned = 0.000977331 Jy ! Component: 3350 - total flux cleaned = 0.00100079 Jy ! Component: 3400 - total flux cleaned = 0.00100064 Jy ! Component: 3450 - total flux cleaned = 0.00100845 Jy ! Component: 3500 - total flux cleaned = 0.00100076 Jy ! Component: 3550 - total flux cleaned = 0.00101608 Jy ! Component: 3600 - total flux cleaned = 0.00100084 Jy ! Component: 3650 - total flux cleaned = 0.00100843 Jy ! Component: 3700 - total flux cleaned = 0.00103098 Jy ! Component: 3750 - total flux cleaned = 0.001016 Jy ! Component: 3800 - total flux cleaned = 0.00103826 Jy ! Component: 3850 - total flux cleaned = 0.00101603 Jy ! Component: 3900 - total flux cleaned = 0.000994036 Jy ! Component: 3950 - total flux cleaned = 0.00100859 Jy ! Component: 4000 - total flux cleaned = 0.00101589 Jy ! Component: 4050 - total flux cleaned = 0.000987015 Jy ! Total flux subtracted in 4096 components = 0.00101576 Jy ! Clean residual min=-0.000428 max=0.000424 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.096898 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 353 components and 0.0968981 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1357+7643_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.216 x 1.989 at 74.05 degrees (North through East) ! Clean map min=-0.00088974 max=0.081824 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1357+7643_X_map.fits wmodel /vlbi/sb072/temp_maps//J1357+7643_X_map.mod ! Writing 353 model components to file: /vlbi/sb072/temp_maps//J1357+7643_X_map.mod wobs /vlbi/sb072/temp_maps//J1357+7643_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1357+7643_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1357+7643_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1357+7643_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0818241 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124969 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.458186 0.458186 0.916372 1.83274 3.66549 7.33097 14.6619 29.3239 58.6478 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.081 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 654.756 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1357+7643_X_dfm.log closed on Thu Jan 31 09:37:14 2019