! Started logfile: /vlbi/sb072/temp_maps//J1857+0242_C_dfm.log on Sat Dec 15 22:36:42 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/sb072/temp_maps//J1857+0242_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1857+0242_C_uva.fits ! AN table 1: 23 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1857+0242 ! ! 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 94 lines of history. ! ! Reading 1840 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 J1857+0242_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. ! ! 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=0.999956Jy sigma=42.700318 ! Fit after self-cal, rms=0.991243Jy sigma=42.295107 ! 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=8.124 mas, bmaj=17.13 mas, bpa=25 degrees ! Estimated noise=0.483457 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00744181 Jy ! Component: 100 - total flux cleaned = 0.00874018 Jy ! Total flux subtracted in 100 components = 0.00874018 Jy ! Clean residual min=-0.001521 max=0.001519 Jy/beam ! Clean residual mean=-0.000013 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.00874018 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 38 components and 0.00874018 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=0.015626Jy sigma=0.613665 ! Fit after self-cal, rms=0.014549Jy sigma=0.552174 ! 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=8.539 mas, bmaj=15.88 mas, bpa=21.22 degrees ! Estimated noise=0.407687 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 = 0.00245363 Jy ! Component: 100 - total flux cleaned = 0.00225078 Jy ! Component: 150 - total flux cleaned = 0.0020832 Jy ! Component: 200 - total flux cleaned = 0.00186548 Jy ! Total flux subtracted in 200 components = 0.00186548 Jy ! Clean residual min=-0.000644 max=0.000644 Jy/beam ! Clean residual mean=-0.000007 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0106057 Jy ! Performing phase self-cal ! Adding 140 model components to the UV plane model. ! The established model now contains 175 components and 0.0106057 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=0.013866Jy sigma=0.501501 ! Fit after self-cal, rms=0.013897Jy sigma=0.499642 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 8.539 x 15.88 at 21.22 degrees (North through East) ! Clean map min=-0.0023325 max=0.0094028 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 2.13 KP 1.37 LA 0.52 OV 1.21 ! PT 1.46 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.28 KP 1.23 LA 0.57 OV 1.44 ! PT 1.23 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.84 KP 1.16 LA 1.11 OV 1.06 ! PT 0.76 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.01 LA 1.04 OV 1.19 ! PT 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 KP 1.19 LA 0.98 OV 1.15 ! PT 0.81 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 1.00 LA 1.01 OV 0.86 ! PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 KP 1.01 LA 1.05 OV 1.11 ! PT 0.82 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.26 KP 1.02 LA 0.92 OV 1.07 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.013897Jy sigma=0.499642 ! Fit after self-cal, rms=0.020203Jy sigma=0.488209 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=8.782 mas, bmaj=16.02 mas, bpa=19.99 degrees ! Estimated noise=0.394218 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 = 0.000553791 Jy ! Component: 100 - total flux cleaned = 0.000663079 Jy ! Component: 150 - total flux cleaned = 0.00061511 Jy ! Component: 200 - total flux cleaned = 0.000546472 Jy ! Total flux subtracted in 200 components = 0.000546472 Jy ! Clean residual min=-0.000150 max=0.000149 Jy/beam ! Clean residual mean=0.000000 rms=0.000066 Jy/beam ! Combined flux in latest and established models = 0.0111521 Jy ! Performing phase self-cal ! Adding 86 model components to the UV plane model. ! The established model now contains 261 components and 0.0111521 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=0.020166Jy sigma=0.486363 ! Fit after self-cal, rms=0.020440Jy sigma=0.484742 ! Inverting map ! Added new window around map position (3.9, -22.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000250208 Jy ! Component: 100 - total flux cleaned = 0.000254939 Jy ! Component: 150 - total flux cleaned = 0.000210902 Jy ! Component: 200 - total flux cleaned = 0.000190686 Jy ! Total flux subtracted in 200 components = 0.000190686 Jy ! Clean residual min=-0.000232 max=0.000196 Jy/beam ! Clean residual mean=0.000001 rms=0.000069 Jy/beam ! Combined flux in latest and established models = 0.0113428 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 316 components and 0.0113428 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=0.020421Jy sigma=0.484494 ! Fit after self-cal, rms=0.020426Jy sigma=0.484259 ! 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=0.020426Jy sigma=0.484259 ! Fit after self-cal, rms=0.026797Jy sigma=0.483614 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.749 mas, bmaj=16.06 mas, bpa=20.04 degrees ! Estimated noise=0.389266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000171312 Jy ! Component: 100 - total flux cleaned = 0.00013952 Jy ! Component: 150 - total flux cleaned = 8.71501e-05 Jy ! Component: 200 - total flux cleaned = 4.37616e-05 Jy ! Total flux subtracted in 200 components = 4.37616e-05 Jy ! Clean residual min=-0.000234 max=0.000206 Jy/beam ! Clean residual mean=0.000001 rms=0.000068 Jy/beam ! Combined flux in latest and established models = 0.0113866 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 361 components and 0.0113866 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=0.026783Jy sigma=0.483464 ! Fit after self-cal, rms=0.026838Jy sigma=0.483305 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 = 6.31848e-05 Jy ! Component: 100 - total flux cleaned = 2.38912e-05 Jy ! Component: 150 - total flux cleaned = -1.91601e-05 Jy ! Component: 200 - total flux cleaned = -6.0156e-05 Jy ! Total flux subtracted in 200 components = -6.0156e-05 Jy ! Clean residual min=-0.000237 max=0.000199 Jy/beam ! Clean residual mean=0.000001 rms=0.000065 Jy/beam ! Combined flux in latest and established models = 0.0113264 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 407 components and 0.0113264 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=0.026830Jy sigma=0.483293 ! Fit after self-cal, rms=0.026834Jy sigma=0.483252 ! 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=0.026834Jy sigma=0.483252 ! Fit after self-cal, rms=0.031213Jy sigma=0.483123 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.709 mas, bmaj=16.09 mas, bpa=20.13 degrees ! Estimated noise=0.385591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.03818e-05 Jy ! Component: 100 - total flux cleaned = -6.19495e-05 Jy ! Component: 150 - total flux cleaned = -0.000101098 Jy ! Component: 200 - total flux cleaned = -0.000131446 Jy ! Total flux subtracted in 200 components = -0.000131446 Jy ! Clean residual min=-0.000237 max=0.000193 Jy/beam ! Clean residual mean=0.000001 rms=0.000058 Jy/beam ! Combined flux in latest and established models = 0.011195 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 439 components and 0.011195 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=0.031208Jy sigma=0.483109 ! Fit after self-cal, rms=0.031230Jy sigma=0.483069 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 = -1.99651e-06 Jy ! Component: 100 - total flux cleaned = -2.72527e-05 Jy ! Component: 150 - total flux cleaned = -4.92434e-05 Jy ! Component: 200 - total flux cleaned = -7.11721e-05 Jy ! Total flux subtracted in 200 components = -7.11721e-05 Jy ! Clean residual min=-0.000240 max=0.000188 Jy/beam ! Clean residual mean=0.000001 rms=0.000057 Jy/beam ! Combined flux in latest and established models = 0.0111238 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 475 components and 0.0111238 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=0.031226Jy sigma=0.483070 ! Fit after self-cal, rms=0.031229Jy sigma=0.483055 ! 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=0.031229Jy sigma=0.483055 ! Fit after self-cal, rms=0.034451Jy sigma=0.483014 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.941 mas, bmaj=16.07 mas, bpa=19.58 degrees ! Estimated noise=0.382007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.73363e-05 Jy ! Component: 100 - total flux cleaned = -0.000102782 Jy ! Component: 150 - total flux cleaned = -0.000118438 Jy ! Component: 200 - total flux cleaned = -0.000130213 Jy ! Total flux subtracted in 200 components = -0.000130213 Jy ! Clean residual min=-0.000228 max=0.000177 Jy/beam ! Clean residual mean=0.000001 rms=0.000052 Jy/beam ! Combined flux in latest and established models = 0.0109936 Jy selfcal ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 506 components and 0.0109936 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=0.034449Jy sigma=0.483009 ! Fit after self-cal, rms=0.034462Jy sigma=0.482993 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 = -9.71449e-06 Jy ! Component: 100 - total flux cleaned = -1.43297e-05 Jy ! Component: 150 - total flux cleaned = -2.99529e-05 Jy ! Component: 200 - total flux cleaned = -4.1958e-05 Jy ! Total flux subtracted in 200 components = -4.1958e-05 Jy ! Clean residual min=-0.000229 max=0.000176 Jy/beam ! Clean residual mean=0.000001 rms=0.000052 Jy/beam ! Combined flux in latest and established models = 0.0109516 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 538 components and 0.0109516 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=0.034459Jy sigma=0.482996 ! Fit after self-cal, rms=0.034462Jy sigma=0.482986 ! 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=8.685 mas, bmaj=16.11 mas, bpa=20.13 degrees ! Estimated noise=0.383743 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 8.685 x 16.11 at 20.13 degrees (North through East) ! Clean map min=-0.001589 max=0.0084514 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=8.229 mas, bmaj=17.31 mas, bpa=23.8 degrees ! Estimated noise=0.46681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808052 Jy ! Component: 100 - total flux cleaned = 0.00984256 Jy ! Component: 150 - total flux cleaned = 0.0100153 Jy ! Component: 200 - total flux cleaned = 0.0104933 Jy ! Total flux subtracted in 200 components = 0.0104933 Jy ! Clean residual min=-0.001379 max=0.001602 Jy/beam ! Clean residual mean=-0.000006 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0104933 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 85 model components to the UV plane model. ! The established model now contains 85 components and 0.0104933 Jy ! Inverting map and beam ! Estimated beam: bmin=8.685 mas, bmaj=16.11 mas, bpa=20.13 degrees ! Estimated noise=0.383743 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 = -0.000176933 Jy ! Component: 100 - total flux cleaned = 0.000108113 Jy ! Component: 150 - total flux cleaned = 0.000522906 Jy ! Component: 200 - total flux cleaned = 0.000837046 Jy ! Total flux subtracted in 200 components = 0.000837046 Jy ! Clean residual min=-0.000808 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0113304 Jy ! Adding 103 model components to the UV plane model. ! The established model now contains 179 components and 0.0113304 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=8.941 mas, bmaj=16.07 mas, bpa=19.58 degrees ! Estimated noise=0.382007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000271026 Jy ! Component: 100 - total flux cleaned = 0.000434885 Jy ! Component: 150 - total flux cleaned = 0.0005444 Jy ! Component: 200 - total flux cleaned = 0.000641004 Jy ! Total flux subtracted in 200 components = 0.000641004 Jy ! Clean residual min=-0.000704 max=0.000860 Jy/beam ! Clean residual mean=-0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0119714 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 = 5.79523e-05 Jy ! Component: 100 - total flux cleaned = 0.000135802 Jy ! Component: 150 - total flux cleaned = 0.000189927 Jy ! Component: 200 - total flux cleaned = 0.000254587 Jy ! Total flux subtracted in 200 components = 0.000254587 Jy ! Clean residual min=-0.000714 max=0.000782 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.012226 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 256 components and 0.012226 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=8.685 mas, bmaj=16.11 mas, bpa=20.13 degrees ! Estimated noise=0.383743 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.67016e-05 Jy ! Component: 100 - total flux cleaned = 7.72568e-05 Jy ! Component: 150 - total flux cleaned = 0.000106916 Jy ! Component: 200 - total flux cleaned = 0.000140724 Jy ! Total flux subtracted in 200 components = 0.000140724 Jy ! Clean residual min=-0.000713 max=0.000787 Jy/beam ! Clean residual mean=0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0123667 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 302 components and 0.0123667 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=0.034539Jy sigma=0.489685 ! Fit after self-cal, rms=0.034504Jy sigma=0.487586 wmodel J1857+0242_C_map.mod ! Writing 302 model components to file: J1857+0242_C_map.mod wobs J1857+0242_C_uvs.fits ! Writing UV FITS file: J1857+0242_C_uvs.fits wwins J1857+0242_C_map.win ! wwins: Wrote 1 windows to J1857+0242_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 = 0.000130682 Jy ! Component: 100 - total flux cleaned = 0.000207727 Jy ! Component: 150 - total flux cleaned = 0.000284351 Jy ! Component: 200 - total flux cleaned = 0.000389288 Jy ! Component: 250 - total flux cleaned = 0.000480041 Jy ! Component: 300 - total flux cleaned = 0.000546985 Jy ! Component: 350 - total flux cleaned = 0.000586776 Jy ! Component: 400 - total flux cleaned = 0.000629455 Jy ! Component: 450 - total flux cleaned = 0.000665061 Jy ! Component: 500 - total flux cleaned = 0.000703402 Jy ! Component: 550 - total flux cleaned = 0.000725992 Jy ! Component: 600 - total flux cleaned = 0.000760405 Jy ! Component: 650 - total flux cleaned = 0.000781298 Jy ! Component: 700 - total flux cleaned = 0.000813563 Jy ! Component: 750 - total flux cleaned = 0.000825221 Jy ! Component: 800 - total flux cleaned = 0.000828998 Jy ! Component: 850 - total flux cleaned = 0.000840141 Jy ! Component: 900 - total flux cleaned = 0.000847408 Jy ! Component: 950 - total flux cleaned = 0.00085094 Jy ! Component: 1000 - total flux cleaned = 0.000843961 Jy ! Component: 1050 - total flux cleaned = 0.000850834 Jy ! Component: 1100 - total flux cleaned = 0.000847433 Jy ! Component: 1150 - total flux cleaned = 0.000840788 Jy ! Component: 1200 - total flux cleaned = 0.000830897 Jy ! Component: 1250 - total flux cleaned = 0.000827675 Jy ! Component: 1300 - total flux cleaned = 0.000824455 Jy ! Component: 1350 - total flux cleaned = 0.000814825 Jy ! Component: 1400 - total flux cleaned = 0.000811672 Jy ! Component: 1450 - total flux cleaned = 0.000830774 Jy ! Component: 1500 - total flux cleaned = 0.000843421 Jy ! Component: 1550 - total flux cleaned = 0.000862338 Jy ! Component: 1600 - total flux cleaned = 0.000878063 Jy ! Component: 1650 - total flux cleaned = 0.000896904 Jy ! Component: 1700 - total flux cleaned = 0.000909485 Jy ! Component: 1750 - total flux cleaned = 0.000918972 Jy ! Component: 1800 - total flux cleaned = 0.000928504 Jy ! Component: 1850 - total flux cleaned = 0.000938104 Jy ! Component: 1900 - total flux cleaned = 0.000957439 Jy ! Component: 1950 - total flux cleaned = 0.000970438 Jy ! Component: 2000 - total flux cleaned = 0.000983544 Jy ! Component: 2050 - total flux cleaned = 0.00101 Jy ! Component: 2100 - total flux cleaned = 0.00102 Jy ! Component: 2150 - total flux cleaned = 0.00102671 Jy ! Component: 2200 - total flux cleaned = 0.00104038 Jy ! Component: 2250 - total flux cleaned = 0.00105422 Jy ! Component: 2300 - total flux cleaned = 0.00107183 Jy ! Component: 2350 - total flux cleaned = 0.00108613 Jy ! Component: 2400 - total flux cleaned = 0.00110062 Jy ! Component: 2450 - total flux cleaned = 0.00111165 Jy ! Component: 2500 - total flux cleaned = 0.00113769 Jy ! Component: 2550 - total flux cleaned = 0.00116792 Jy ! Component: 2600 - total flux cleaned = 0.00119857 Jy ! Component: 2650 - total flux cleaned = 0.00123374 Jy ! Component: 2700 - total flux cleaned = 0.00124963 Jy ! Component: 2750 - total flux cleaned = 0.00126577 Jy ! Component: 2800 - total flux cleaned = 0.00128626 Jy ! Component: 2850 - total flux cleaned = 0.00131963 Jy ! Component: 2900 - total flux cleaned = 0.00134082 Jy ! Component: 2950 - total flux cleaned = 0.00136677 Jy ! Component: 3000 - total flux cleaned = 0.00139309 Jy ! Component: 3050 - total flux cleaned = 0.00142444 Jy ! Component: 3100 - total flux cleaned = 0.00146554 Jy ! Component: 3150 - total flux cleaned = 0.00150724 Jy ! Component: 3200 - total flux cleaned = 0.00154509 Jy ! Component: 3250 - total flux cleaned = 0.00158852 Jy ! Component: 3300 - total flux cleaned = 0.00164757 Jy ! Component: 3350 - total flux cleaned = 0.00169269 Jy ! Component: 3400 - total flux cleaned = 0.001749 Jy ! Component: 3450 - total flux cleaned = 0.00178543 Jy ! Component: 3500 - total flux cleaned = 0.00186502 Jy ! Component: 3550 - total flux cleaned = 0.00190829 Jy ! Component: 3600 - total flux cleaned = 0.00198559 Jy ! Component: 3650 - total flux cleaned = 0.00204191 Jy ! Component: 3700 - total flux cleaned = 0.00212812 Jy ! Component: 3750 - total flux cleaned = 0.00219847 Jy ! Component: 3800 - total flux cleaned = 0.00227023 Jy ! Component: 3850 - total flux cleaned = 0.00233737 Jy ! Component: 3900 - total flux cleaned = 0.00241834 Jy ! Component: 3950 - total flux cleaned = 0.00250094 Jy ! Component: 4000 - total flux cleaned = 0.00258538 Jy ! Component: 4050 - total flux cleaned = 0.00265817 Jy ! Total flux subtracted in 4096 components = 0.00275275 Jy ! Clean residual min=-0.000371 max=0.000362 Jy/beam ! Clean residual mean=0.000002 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0151195 Jy keep ! Adding 411 model components to the UV plane model. ! The established model now contains 713 components and 0.0151195 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1857+0242_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 8.685 x 16.11 at 20.13 degrees (North through East) ! Clean map min=-0.0017876 max=0.0088747 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1857+0242_C_map.fits wmodel /vlbi/sb072/temp_maps//J1857+0242_C_map.mod ! Writing 713 model components to file: /vlbi/sb072/temp_maps//J1857+0242_C_map.mod wobs /vlbi/sb072/temp_maps//J1857+0242_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1857+0242_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1857+0242_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1857+0242_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00887471 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130033 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -4.39563 4.39563 8.79125 17.5825 35.165 70.33 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 68.249 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1857+0242_C_dfm.log closed on Sat Dec 15 22:36:46 2018