! Started logfile: /vlbi/bs262/maps//J0927+5717_C_20180503_dfm.log on Mon Jun 4 23:30:00 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/bs262/maps//J0927+5717_C_20180503_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0927+5717_C_20180503_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.990476 visibilities/baseline/integration-bin. ! Found source: J0927+5717 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 3 lines of history. ! ! Reading 14976 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0927+5717_C] 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 0.300x0.300 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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003144Jy sigma=25.165189 ! Fit after self-cal, rms=0.909477Jy sigma=22.907881 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.256 mas, bmaj=4.505 mas, bpa=20.22 degrees ! Estimated noise=0.380307 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 = 0.0686483 Jy ! Component: 100 - total flux cleaned = 0.0836226 Jy ! Total flux subtracted in 100 components = 0.0836226 Jy ! Clean residual min=-0.001731 max=0.004198 Jy/beam ! Clean residual mean=0.000001 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.0836226 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0836226 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=0.039772Jy sigma=0.822708 ! Fit after self-cal, rms=0.039699Jy sigma=0.820883 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00376211 Jy ! Component: 100 - total flux cleaned = 0.00551353 Jy ! Total flux subtracted in 100 components = 0.00551353 Jy ! Clean residual min=-0.001733 max=0.002098 Jy/beam ! Clean residual mean=0.000000 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.0891361 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.0891361 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=0.039029Jy sigma=0.813376 ! Fit after self-cal, rms=0.039026Jy sigma=0.813314 ! 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=1.625 mas, bmaj=4.693 mas, bpa=18.53 degrees ! Estimated noise=0.237903 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 (6, -16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00248225 Jy ! Component: 100 - total flux cleaned = 0.00329058 Jy ! Component: 150 - total flux cleaned = 0.00396262 Jy ! Component: 200 - total flux cleaned = 0.00454568 Jy ! Total flux subtracted in 200 components = 0.00454568 Jy ! Clean residual min=-0.001698 max=0.001955 Jy/beam ! Clean residual mean=-0.000002 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.0936818 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.0936818 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=0.038697Jy sigma=0.808535 ! Fit after self-cal, rms=0.038677Jy sigma=0.808025 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.625 x 4.693 at 18.53 degrees (North through East) ! Clean map min=-0.0018577 max=0.088853 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.11 HN 0.94 KP 0.95 ! LA 1.01 MK 1.01 NL 0.92 OV 0.96 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.19 HN 0.95 KP 0.97 ! LA 0.98 MK 0.91 NL 0.95 OV 0.86 ! PT 1.25 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.06 HN 0.94 KP 1.00 ! LA 1.03 MK 0.90 NL 1.01 OV 0.88 ! PT 0.48 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.97 KP 0.95 ! LA 1.02 MK 1.03 NL 0.87 OV 0.97 ! PT 1.11 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 1.00 KP 1.03 ! LA 1.05 MK 1.03 NL 1.11 OV 0.97 ! PT 1.10 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.23 HN 1.04 KP 1.01 ! LA 1.14 MK 1.01 NL 1.03 OV 0.97 ! PT 1.06 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 0.99 KP 1.06 ! LA 0.93 MK 1.03 NL 1.01 OV 0.99 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 1.02 KP 0.97 ! LA 1.00 MK 1.00 NL 1.00 OV 1.00 ! PT 1.10 SC 1.02 ! ! ! Fit before self-cal, rms=0.038677Jy sigma=0.808025 ! Fit after self-cal, rms=0.031794Jy sigma=0.707478 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.622 mas, bmaj=4.714 mas, bpa=18.47 degrees ! Estimated noise=0.236955 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 = -0.00034461 Jy ! Component: 100 - total flux cleaned = -0.000319582 Jy ! Component: 150 - total flux cleaned = -0.000355279 Jy ! Component: 200 - total flux cleaned = -0.000371353 Jy ! Total flux subtracted in 200 components = -0.000371353 Jy ! Clean residual min=-0.000811 max=0.000706 Jy/beam ! Clean residual mean=-0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0933104 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 60 components and 0.0933104 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=0.031764Jy sigma=0.706803 ! Fit after self-cal, rms=0.031801Jy sigma=0.705827 ! 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=0.031801Jy sigma=0.705827 ! Fit after self-cal, rms=0.031779Jy sigma=0.705131 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.622 mas, bmaj=4.715 mas, bpa=18.48 degrees ! Estimated noise=0.236957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00017497 Jy ! Component: 100 - total flux cleaned = -0.000160913 Jy ! Component: 150 - total flux cleaned = -0.000148082 Jy ! Component: 200 - total flux cleaned = -0.000136554 Jy ! Total flux subtracted in 200 components = -0.000136554 Jy ! Clean residual min=-0.000791 max=0.000686 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0931739 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 70 components and 0.0931739 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=0.031766Jy sigma=0.704852 ! Fit after self-cal, rms=0.031767Jy sigma=0.704835 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 = -1.43636e-05 Jy ! Component: 100 - total flux cleaned = 6.25117e-06 Jy ! Component: 150 - total flux cleaned = 1.54008e-05 Jy ! Component: 200 - total flux cleaned = 1.52297e-05 Jy ! Total flux subtracted in 200 components = 1.52297e-05 Jy ! Clean residual min=-0.000783 max=0.000692 Jy/beam ! Clean residual mean=-0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0931891 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 79 components and 0.0931891 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=0.031760Jy sigma=0.704704 ! Fit after self-cal, rms=0.031760Jy sigma=0.704701 ! 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=0.031760Jy sigma=0.704701 ! Fit after self-cal, rms=0.031732Jy sigma=0.703691 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.622 mas, bmaj=4.713 mas, bpa=18.48 degrees ! Estimated noise=0.236928 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.72057e-05 Jy ! Component: 100 - total flux cleaned = -8.72202e-05 Jy ! Component: 150 - total flux cleaned = -9.60082e-05 Jy ! Component: 200 - total flux cleaned = -0.000104335 Jy ! Total flux subtracted in 200 components = -0.000104335 Jy ! Clean residual min=-0.000776 max=0.000704 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0930848 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 0.0930848 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=0.031726Jy sigma=0.703559 ! Fit after self-cal, rms=0.031726Jy sigma=0.703552 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 = -1.19857e-06 Jy ! Component: 100 - total flux cleaned = -1.63005e-05 Jy ! Component: 150 - total flux cleaned = -2.31522e-05 Jy ! Component: 200 - total flux cleaned = -2.31146e-05 Jy ! Total flux subtracted in 200 components = -2.31146e-05 Jy ! Clean residual min=-0.000773 max=0.000708 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0930616 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 92 components and 0.0930617 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=0.031723Jy sigma=0.703490 ! Fit after self-cal, rms=0.031723Jy sigma=0.703487 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.031723Jy sigma=0.703487 ! Fit after self-cal, rms=0.031726Jy sigma=0.703465 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.514 mas, bmaj=5.348 mas, bpa=16.86 degrees ! Estimated noise=0.2946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.92013e-05 Jy ! Component: 100 - total flux cleaned = 5.61376e-05 Jy ! Component: 150 - total flux cleaned = 6.08078e-05 Jy ! Component: 200 - total flux cleaned = 6.10003e-05 Jy ! Total flux subtracted in 200 components = 6.10003e-05 Jy ! Clean residual min=-0.000767 max=0.000607 Jy/beam ! Clean residual mean=-0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0931227 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 117 components and 0.0931227 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=0.031725Jy sigma=0.703444 ! Fit after self-cal, rms=0.031725Jy sigma=0.703442 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 = -1.45462e-07 Jy ! Component: 100 - total flux cleaned = 3.6207e-06 Jy ! Component: 150 - total flux cleaned = 7.15648e-06 Jy ! Component: 200 - total flux cleaned = 7.05401e-06 Jy ! Total flux subtracted in 200 components = 7.05401e-06 Jy ! Clean residual min=-0.000774 max=0.000608 Jy/beam ! Clean residual mean=-0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0931297 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 126 components and 0.0931297 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=0.031724Jy sigma=0.703435 ! Fit after self-cal, rms=0.031724Jy sigma=0.703435 ! 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=1.622 mas, bmaj=4.713 mas, bpa=18.48 degrees ! Estimated noise=0.236975 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.622 x 4.713 at 18.48 degrees (North through East) ! Clean map min=-0.00072173 max=0.088528 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.257 mas, bmaj=4.517 mas, bpa=20.18 degrees ! Estimated noise=0.380916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0687597 Jy ! Component: 100 - total flux cleaned = 0.0837539 Jy ! Component: 150 - total flux cleaned = 0.0874325 Jy ! Component: 200 - total flux cleaned = 0.0889478 Jy ! Total flux subtracted in 200 components = 0.0889478 Jy ! Clean residual min=-0.001312 max=0.001365 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0889478 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0889478 Jy ! Inverting map and beam ! Estimated beam: bmin=1.622 mas, bmaj=4.713 mas, bpa=18.48 degrees ! Estimated noise=0.236975 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 = 0.0014304 Jy ! Component: 100 - total flux cleaned = 0.00237517 Jy ! Component: 150 - total flux cleaned = 0.0030657 Jy ! Component: 200 - total flux cleaned = 0.00339388 Jy ! Total flux subtracted in 200 components = 0.00339388 Jy ! Clean residual min=-0.000811 max=0.000759 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0923417 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 52 components and 0.0923417 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.514 mas, bmaj=5.348 mas, bpa=16.86 degrees ! Estimated noise=0.2946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000467915 Jy ! Component: 100 - total flux cleaned = 0.000551966 Jy ! Component: 150 - total flux cleaned = 0.000592686 Jy ! Component: 200 - total flux cleaned = 0.000637803 Jy ! Total flux subtracted in 200 components = 0.000637803 Jy ! Clean residual min=-0.000840 max=0.000640 Jy/beam ! Clean residual mean=-0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0929795 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 = 3.76491e-05 Jy ! Component: 100 - total flux cleaned = 3.78593e-05 Jy ! Component: 150 - total flux cleaned = 4.53445e-05 Jy ! Component: 200 - total flux cleaned = 5.15921e-05 Jy ! Total flux subtracted in 200 components = 5.15921e-05 Jy ! Clean residual min=-0.000815 max=0.000627 Jy/beam ! Clean residual mean=-0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0930311 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 86 components and 0.0930311 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.622 mas, bmaj=4.713 mas, bpa=18.48 degrees ! Estimated noise=0.236975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00013631 Jy ! Component: 100 - total flux cleaned = -0.000137296 Jy ! Component: 150 - total flux cleaned = -0.000172377 Jy ! Component: 200 - total flux cleaned = -0.000193654 Jy ! Total flux subtracted in 200 components = -0.000193654 Jy ! Clean residual min=-0.000776 max=0.000729 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0928374 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.0928374 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=0.031734Jy sigma=0.703684 ! Fit after self-cal, rms=0.031732Jy sigma=0.703645 wmodel J0927+5717_C_map.mod ! Writing 100 model components to file: J0927+5717_C_map.mod wobs J0927+5717_C_uvs.fits ! Writing UV FITS file: J0927+5717_C_uvs.fits wwins J0927+5717_C_map.win ! wwins: Wrote 2 windows to J0927+5717_C_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 = -0.000231092 Jy ! Component: 100 - total flux cleaned = -0.000284196 Jy ! Component: 150 - total flux cleaned = -0.000284214 Jy ! Component: 200 - total flux cleaned = -0.000284017 Jy ! Component: 250 - total flux cleaned = -0.000295545 Jy ! Component: 300 - total flux cleaned = -0.000352506 Jy ! Component: 350 - total flux cleaned = -0.000419005 Jy ! Component: 400 - total flux cleaned = -0.000473399 Jy ! Component: 450 - total flux cleaned = -0.000537573 Jy ! Component: 500 - total flux cleaned = -0.000590193 Jy ! Component: 550 - total flux cleaned = -0.000652365 Jy ! Component: 600 - total flux cleaned = -0.000703437 Jy ! Component: 650 - total flux cleaned = -0.000753741 Jy ! Component: 700 - total flux cleaned = -0.000783553 Jy ! Component: 750 - total flux cleaned = -0.000823075 Jy ! Component: 800 - total flux cleaned = -0.000920706 Jy ! Component: 850 - total flux cleaned = -0.00097845 Jy ! Component: 900 - total flux cleaned = -0.00100712 Jy ! Component: 950 - total flux cleaned = -0.001083 Jy ! Component: 1000 - total flux cleaned = -0.0011393 Jy ! Component: 1050 - total flux cleaned = -0.00120448 Jy ! Component: 1100 - total flux cleaned = -0.0012691 Jy ! Component: 1150 - total flux cleaned = -0.0013241 Jy ! Component: 1200 - total flux cleaned = -0.00139691 Jy ! Component: 1250 - total flux cleaned = -0.00146008 Jy ! Component: 1300 - total flux cleaned = -0.00152276 Jy ! Component: 1350 - total flux cleaned = -0.00157611 Jy ! Component: 1400 - total flux cleaned = -0.00163798 Jy ! Component: 1450 - total flux cleaned = -0.00169061 Jy ! Component: 1500 - total flux cleaned = -0.0017602 Jy ! Component: 1550 - total flux cleaned = -0.00181202 Jy ! Component: 1600 - total flux cleaned = -0.0018721 Jy ! Component: 1650 - total flux cleaned = -0.00192327 Jy ! Component: 1700 - total flux cleaned = -0.00197412 Jy ! Component: 1750 - total flux cleaned = -0.00201617 Jy ! Component: 1800 - total flux cleaned = -0.00204976 Jy ! Component: 1850 - total flux cleaned = -0.00210805 Jy ! Component: 1900 - total flux cleaned = -0.00212464 Jy ! Component: 1950 - total flux cleaned = -0.00217406 Jy ! Component: 2000 - total flux cleaned = -0.00226411 Jy ! Component: 2050 - total flux cleaned = -0.00227224 Jy ! Component: 2100 - total flux cleaned = -0.00234518 Jy ! Component: 2150 - total flux cleaned = -0.00237735 Jy ! Component: 2200 - total flux cleaned = -0.00240941 Jy ! Component: 2250 - total flux cleaned = -0.00248912 Jy ! Component: 2300 - total flux cleaned = -0.00253672 Jy ! Component: 2350 - total flux cleaned = -0.00258409 Jy ! Component: 2400 - total flux cleaned = -0.00259971 Jy ! Component: 2450 - total flux cleaned = -0.00262323 Jy ! Component: 2500 - total flux cleaned = -0.00267779 Jy ! Component: 2550 - total flux cleaned = -0.00270884 Jy ! Component: 2600 - total flux cleaned = -0.0027628 Jy ! Component: 2650 - total flux cleaned = -0.00278588 Jy ! Component: 2700 - total flux cleaned = -0.00282411 Jy ! Component: 2750 - total flux cleaned = -0.00287744 Jy ! Component: 2800 - total flux cleaned = -0.00288499 Jy ! Component: 2850 - total flux cleaned = -0.00293029 Jy ! Component: 2900 - total flux cleaned = -0.00297533 Jy ! Component: 2950 - total flux cleaned = -0.00298285 Jy ! Component: 3000 - total flux cleaned = -0.003035 Jy ! Component: 3050 - total flux cleaned = -0.00309439 Jy ! Component: 3100 - total flux cleaned = -0.0030944 Jy ! Component: 3150 - total flux cleaned = -0.00313854 Jy ! Component: 3200 - total flux cleaned = -0.00316788 Jy ! Component: 3250 - total flux cleaned = -0.00320441 Jy ! Component: 3300 - total flux cleaned = -0.00324074 Jy ! Component: 3350 - total flux cleaned = -0.00326245 Jy ! Component: 3400 - total flux cleaned = -0.00328408 Jy ! Component: 3450 - total flux cleaned = -0.0033128 Jy ! Component: 3500 - total flux cleaned = -0.00331994 Jy ! Component: 3550 - total flux cleaned = -0.00336266 Jy ! Component: 3600 - total flux cleaned = -0.00339813 Jy ! Component: 3650 - total flux cleaned = -0.00339103 Jy ! Component: 3700 - total flux cleaned = -0.00339811 Jy ! Component: 3750 - total flux cleaned = -0.00342626 Jy ! Component: 3800 - total flux cleaned = -0.00341925 Jy ! Component: 3850 - total flux cleaned = -0.00348896 Jy ! Component: 3900 - total flux cleaned = -0.00348899 Jy ! Component: 3950 - total flux cleaned = -0.00352358 Jy ! Component: 4000 - total flux cleaned = -0.00352363 Jy ! Component: 4050 - total flux cleaned = -0.00353735 Jy ! Total flux subtracted in 4096 components = -0.00356475 Jy ! Clean residual min=-0.000412 max=0.000405 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0892727 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 400 components and 0.0892726 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0927+5717_C_20180503_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.622 x 4.713 at 18.48 degrees (North through East) ! Clean map min=-0.00063928 max=0.088595 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0927+5717_C_20180503_map.fits wmodel /vlbi/bs262/maps//J0927+5717_C_20180503_map.mod ! Writing 400 model components to file: /vlbi/bs262/maps//J0927+5717_C_20180503_map.mod wobs /vlbi/bs262/maps//J0927+5717_C_20180503_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0927+5717_C_20180503_uvs.fits wwins /vlbi/bs262/maps//J0927+5717_C_20180503_map.win ! wwins: Wrote 3 windows to /vlbi/bs262/maps//J0927+5717_C_20180503_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0885952 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128981 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.436753 0.436753 0.873506 1.74701 3.49402 6.98805 13.9761 27.9522 55.9044 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 686.887 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0927+5717_C_20180503_dfm.log closed on Mon Jun 4 23:30:04 2018