! Started logfile: /vlbi/sb072/temp_maps//J0909+0121_C_dfm.log on Tue Mar 5 22:53:22 2019 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//J0909+0121_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0909+0121_C_uva.fits ! AN table 1: 4 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0909+0121 ! ! 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 85 lines of history. ! ! Reading 320 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 J0909+0121_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=1.933811Jy sigma=68.791777 ! Fit after self-cal, rms=0.677852Jy sigma=22.472775 ! 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=1.642 mas, bmaj=6.497 mas, bpa=31.45 degrees ! Estimated noise=1.39948 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 = 1.25403 Jy ! Component: 100 - total flux cleaned = 1.52885 Jy ! Total flux subtracted in 100 components = 1.52885 Jy ! Clean residual min=-0.081605 max=0.095283 Jy/beam ! Clean residual mean=0.000048 rms=0.024504 Jy/beam ! Combined flux in latest and established models = 1.52885 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.52885 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=0.236021Jy sigma=6.576281 ! Fit after self-cal, rms=0.236040Jy sigma=6.575669 ! 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=1.885 mas, bmaj=6.331 mas, bpa=29.68 degrees ! Estimated noise=1.1195 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 = 0.0842222 Jy ! Component: 100 - total flux cleaned = 0.100565 Jy ! Component: 150 - total flux cleaned = 0.102182 Jy ! Component: 200 - total flux cleaned = 0.10945 Jy ! Total flux subtracted in 200 components = 0.10945 Jy ! Clean residual min=-0.097418 max=0.067177 Jy/beam ! Clean residual mean=0.000038 rms=0.023908 Jy/beam ! Combined flux in latest and established models = 1.6383 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 1.6383 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=0.166281Jy sigma=5.318363 ! Fit after self-cal, rms=0.166217Jy sigma=5.315319 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.885 x 6.331 at 29.68 degrees (North through East) ! Clean map min=-0.094726 max=1.5966 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.89 LA 1.02 NL 1.05 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.85 LA 1.02 NL 1.07 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.85 LA 1.02 NL 1.05 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.85 LA 1.02 NL 1.05 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.86 LA 1.04 NL 1.06 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.86 LA 1.05 NL 1.06 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.86 LA 1.05 NL 1.05 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.88 LA 1.04 NL 1.05 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.166217Jy sigma=5.315319 ! Fit after self-cal, rms=0.059515Jy sigma=2.058192 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.886 mas, bmaj=6.173 mas, bpa=29.58 degrees ! Estimated noise=1.10489 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 = 0.0294289 Jy ! Component: 100 - total flux cleaned = 0.0490131 Jy ! Component: 150 - total flux cleaned = 0.06326 Jy ! Component: 200 - total flux cleaned = 0.07381 Jy ! Total flux subtracted in 200 components = 0.07381 Jy ! Clean residual min=-0.016113 max=0.016734 Jy/beam ! Clean residual mean=0.000015 rms=0.004933 Jy/beam ! Combined flux in latest and established models = 1.71211 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 39 components and 1.71211 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=0.036396Jy sigma=1.249024 ! Fit after self-cal, rms=0.036287Jy sigma=1.245998 ! 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=0.036287Jy sigma=1.245998 ! Fit after self-cal, rms=0.032620Jy sigma=1.116221 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.889 mas, bmaj=6.153 mas, bpa=29.54 degrees ! Estimated noise=1.10222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127277 Jy ! Component: 100 - total flux cleaned = 0.0207058 Jy ! Component: 150 - total flux cleaned = 0.0268638 Jy ! Component: 200 - total flux cleaned = 0.0318103 Jy ! Total flux subtracted in 200 components = 0.0318103 Jy ! Clean residual min=-0.008342 max=0.008693 Jy/beam ! Clean residual mean=0.000009 rms=0.002671 Jy/beam ! Combined flux in latest and established models = 1.74392 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 66 components and 1.74392 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=0.025760Jy sigma=0.860555 ! Fit after self-cal, rms=0.025741Jy sigma=0.859840 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 = 0.00422668 Jy ! Component: 100 - total flux cleaned = 0.00791287 Jy ! Component: 150 - total flux cleaned = 0.0111801 Jy ! Component: 200 - total flux cleaned = 0.0141305 Jy ! Total flux subtracted in 200 components = 0.0141305 Jy ! Clean residual min=-0.007372 max=0.007061 Jy/beam ! Clean residual mean=0.000007 rms=0.002307 Jy/beam ! Combined flux in latest and established models = 1.75805 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 93 components and 1.75805 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=0.024334Jy sigma=0.809665 ! Fit after self-cal, rms=0.024323Jy sigma=0.809516 ! 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=0.024323Jy sigma=0.809516 ! Fit after self-cal, rms=0.023037Jy sigma=0.758922 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.89 mas, bmaj=6.143 mas, bpa=29.53 degrees ! Estimated noise=1.10101 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513487 Jy ! Component: 100 - total flux cleaned = 0.00830388 Jy ! Component: 150 - total flux cleaned = 0.0109005 Jy ! Component: 200 - total flux cleaned = 0.0130893 Jy ! Total flux subtracted in 200 components = 0.0130893 Jy ! Clean residual min=-0.004425 max=0.004687 Jy/beam ! Clean residual mean=0.000005 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.77114 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 1.77114 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=0.021527Jy sigma=0.701833 ! Fit after self-cal, rms=0.021527Jy sigma=0.701791 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 = 0.00187015 Jy ! Component: 100 - total flux cleaned = 0.00346785 Jy ! Component: 150 - total flux cleaned = 0.00485724 Jy ! Component: 200 - total flux cleaned = 0.00610405 Jy ! Total flux subtracted in 200 components = 0.00610405 Jy ! Clean residual min=-0.004071 max=0.004182 Jy/beam ! Clean residual mean=0.000004 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 1.77725 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 111 components and 1.77725 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=0.021197Jy sigma=0.691001 ! Fit after self-cal, rms=0.021195Jy sigma=0.690958 ! 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=0.021195Jy sigma=0.690958 ! Fit after self-cal, rms=0.020945Jy sigma=0.680511 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.024 mas, bmaj=6.187 mas, bpa=20.69 degrees ! Estimated noise=1.25577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251545 Jy ! Component: 100 - total flux cleaned = 0.00414231 Jy ! Component: 150 - total flux cleaned = 0.00545177 Jy ! Component: 200 - total flux cleaned = 0.00658464 Jy ! Total flux subtracted in 200 components = 0.00658464 Jy ! Clean residual min=-0.003128 max=0.004257 Jy/beam ! Clean residual mean=0.000004 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 1.78383 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 125 components and 1.78383 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=0.020700Jy sigma=0.670424 ! Fit after self-cal, rms=0.020700Jy sigma=0.670315 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 = 0.00101296 Jy ! Component: 100 - total flux cleaned = 0.00189499 Jy ! Component: 150 - total flux cleaned = 0.00267166 Jy ! Component: 200 - total flux cleaned = 0.00325338 Jy ! Total flux subtracted in 200 components = 0.00325338 Jy ! Clean residual min=-0.002739 max=0.003997 Jy/beam ! Clean residual mean=0.000004 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 1.78708 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 130 components and 1.78708 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=0.020671Jy sigma=0.669304 ! Fit after self-cal, rms=0.020669Jy sigma=0.669195 ! 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=1.89 mas, bmaj=6.139 mas, bpa=29.53 degrees ! Estimated noise=1.10053 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.89 x 6.139 at 29.53 degrees (North through East) ! Clean map min=-0.011511 max=1.5904 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 ! Performing amp+phase self-cal ! ! 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=0.020669Jy sigma=0.669195 ! Fit after self-cal, rms=0.016948Jy sigma=0.526184 ! Inverting map and beam ! Estimated beam: bmin=1.891 mas, bmaj=6.137 mas, bpa=29.53 degrees ! Estimated noise=1.10079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000314175 Jy ! Component: 100 - total flux cleaned = 0.000483421 Jy ! Component: 150 - total flux cleaned = 0.000602821 Jy ! Component: 200 - total flux cleaned = 0.000736856 Jy ! Total flux subtracted in 200 components = 0.000736856 Jy ! Clean residual min=-0.002672 max=0.003064 Jy/beam ! Clean residual mean=0.000002 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 1.78782 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 138 components and 1.78782 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=0.016803Jy sigma=0.521093 ! Fit after self-cal, rms=0.016789Jy sigma=0.520791 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.57827e-05 Jy ! Component: 100 - total flux cleaned = 0.000260156 Jy ! Component: 150 - total flux cleaned = 0.000418611 Jy ! Component: 200 - total flux cleaned = 0.000522518 Jy ! Total flux subtracted in 200 components = 0.000522518 Jy ! Clean residual min=-0.002682 max=0.002915 Jy/beam ! Clean residual mean=0.000002 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 1.78834 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 144 components and 1.78834 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=0.016722Jy sigma=0.518434 ! Fit after self-cal, rms=0.016711Jy sigma=0.518219 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.016711Jy sigma=0.518219 ! Fit after self-cal, rms=0.016689Jy sigma=0.517544 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=1.651 mas, bmaj=6.261 mas, bpa=31.45 degrees ! Estimated noise=1.3787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.23542 Jy ! Component: 100 - total flux cleaned = 1.50482 Jy ! Component: 150 - total flux cleaned = 1.58741 Jy ! Component: 200 - total flux cleaned = 1.63548 Jy ! Total flux subtracted in 200 components = 1.63548 Jy ! Clean residual min=-0.021643 max=0.025916 Jy/beam ! Clean residual mean=0.000016 rms=0.006410 Jy/beam ! Combined flux in latest and established models = 1.63548 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.63548 Jy ! Inverting map and beam ! Estimated beam: bmin=1.891 mas, bmaj=6.137 mas, bpa=29.52 degrees ! Estimated noise=1.10064 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 = 0.0298187 Jy ! Component: 100 - total flux cleaned = 0.0477813 Jy ! Component: 150 - total flux cleaned = 0.0587274 Jy ! Component: 200 - total flux cleaned = 0.0658321 Jy ! Total flux subtracted in 200 components = 0.0658321 Jy ! Clean residual min=-0.010276 max=0.011587 Jy/beam ! Clean residual mean=0.000010 rms=0.003574 Jy/beam ! Combined flux in latest and established models = 1.70132 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 1.70132 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=3.025 mas, bmaj=6.186 mas, bpa=20.67 degrees ! Estimated noise=1.25573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0086161 Jy ! Component: 100 - total flux cleaned = 0.0154493 Jy ! Component: 150 - total flux cleaned = 0.0213546 Jy ! Component: 200 - total flux cleaned = 0.0251318 Jy ! Total flux subtracted in 200 components = 0.0251318 Jy ! Clean residual min=-0.014767 max=0.013487 Jy/beam ! Clean residual mean=0.000013 rms=0.005032 Jy/beam ! Combined flux in latest and established models = 1.72645 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324669 Jy ! Component: 100 - total flux cleaned = 0.0063783 Jy ! Component: 150 - total flux cleaned = 0.00908119 Jy ! Component: 200 - total flux cleaned = 0.0108517 Jy ! Total flux subtracted in 200 components = 0.0108517 Jy ! Clean residual min=-0.013627 max=0.011785 Jy/beam ! Clean residual mean=0.000010 rms=0.004333 Jy/beam ! Combined flux in latest and established models = 1.7373 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 50 components and 1.7373 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.891 mas, bmaj=6.137 mas, bpa=29.52 degrees ! Estimated noise=1.10064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000723676 Jy ! Component: 100 - total flux cleaned = 0.00266186 Jy ! Component: 150 - total flux cleaned = 0.00375221 Jy ! Component: 200 - total flux cleaned = 0.00482392 Jy ! Total flux subtracted in 200 components = 0.00482392 Jy ! Clean residual min=-0.009420 max=0.008658 Jy/beam ! Clean residual mean=0.000004 rms=0.002554 Jy/beam ! Combined flux in latest and established models = 1.74212 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 59 components and 1.74212 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=0.021962Jy sigma=0.760437 ! Fit after self-cal, rms=0.021792Jy sigma=0.754465 wmodel J0909+0121_C_map.mod ! Writing 59 model components to file: J0909+0121_C_map.mod wobs J0909+0121_C_uvs.fits ! Writing UV FITS file: J0909+0121_C_uvs.fits wwins J0909+0121_C_map.win ! wwins: Wrote 1 windows to J0909+0121_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 = -0.00267471 Jy ! Component: 100 - total flux cleaned = -0.00305833 Jy ! Component: 150 - total flux cleaned = -0.00348588 Jy ! Component: 200 - total flux cleaned = -0.00367042 Jy ! Component: 250 - total flux cleaned = -0.00390573 Jy ! Component: 300 - total flux cleaned = -0.00404428 Jy ! Component: 350 - total flux cleaned = -0.00410496 Jy ! Component: 400 - total flux cleaned = -0.00410542 Jy ! Component: 450 - total flux cleaned = -0.00405536 Jy ! Component: 500 - total flux cleaned = -0.0039171 Jy ! Component: 550 - total flux cleaned = -0.00370795 Jy ! Component: 600 - total flux cleaned = -0.00362894 Jy ! Component: 650 - total flux cleaned = -0.00355673 Jy ! Component: 700 - total flux cleaned = -0.00352226 Jy ! Component: 750 - total flux cleaned = -0.00361509 Jy ! Component: 800 - total flux cleaned = -0.00373122 Jy ! Component: 850 - total flux cleaned = -0.0037581 Jy ! Component: 900 - total flux cleaned = -0.003835 Jy ! Component: 950 - total flux cleaned = -0.00390812 Jy ! Component: 1000 - total flux cleaned = -0.00397831 Jy ! Component: 1050 - total flux cleaned = -0.00404485 Jy ! Component: 1100 - total flux cleaned = -0.00410719 Jy ! Component: 1150 - total flux cleaned = -0.00422666 Jy ! Component: 1200 - total flux cleaned = -0.00434173 Jy ! Component: 1250 - total flux cleaned = -0.00445279 Jy ! Component: 1300 - total flux cleaned = -0.00456002 Jy ! Component: 1350 - total flux cleaned = -0.00459483 Jy ! Component: 1400 - total flux cleaned = -0.00462855 Jy ! Component: 1450 - total flux cleaned = -0.00459546 Jy ! Component: 1500 - total flux cleaned = -0.00459571 Jy ! Component: 1550 - total flux cleaned = -0.00464316 Jy ! Component: 1600 - total flux cleaned = -0.00468973 Jy ! Component: 1650 - total flux cleaned = -0.00472019 Jy ! Component: 1700 - total flux cleaned = -0.00472008 Jy ! Component: 1750 - total flux cleaned = -0.00474985 Jy ! Component: 1800 - total flux cleaned = -0.00482377 Jy ! Component: 1850 - total flux cleaned = -0.00488252 Jy ! Component: 1900 - total flux cleaned = -0.00498473 Jy ! Component: 1950 - total flux cleaned = -0.00505736 Jy ! Component: 2000 - total flux cleaned = -0.00511527 Jy ! Component: 2050 - total flux cleaned = -0.00517299 Jy ! Component: 2100 - total flux cleaned = -0.00524503 Jy ! Component: 2150 - total flux cleaned = -0.00527392 Jy ! Component: 2200 - total flux cleaned = -0.00531701 Jy ! Component: 2250 - total flux cleaned = -0.00536021 Jy ! Component: 2300 - total flux cleaned = -0.00538901 Jy ! Component: 2350 - total flux cleaned = -0.00544683 Jy ! Component: 2400 - total flux cleaned = -0.00547577 Jy ! Component: 2450 - total flux cleaned = -0.00551924 Jy ! Component: 2500 - total flux cleaned = -0.0055629 Jy ! Component: 2550 - total flux cleaned = -0.00562135 Jy ! Component: 2600 - total flux cleaned = -0.00568005 Jy ! Component: 2650 - total flux cleaned = -0.00575384 Jy ! Component: 2700 - total flux cleaned = -0.00579848 Jy ! Component: 2750 - total flux cleaned = -0.00585808 Jy ! Component: 2800 - total flux cleaned = -0.00591816 Jy ! Component: 2850 - total flux cleaned = -0.0059636 Jy ! Component: 2900 - total flux cleaned = -0.00602459 Jy ! Component: 2950 - total flux cleaned = -0.00607071 Jy ! Component: 3000 - total flux cleaned = -0.00613272 Jy ! Component: 3050 - total flux cleaned = -0.00621077 Jy ! Component: 3100 - total flux cleaned = -0.00625807 Jy ! Component: 3150 - total flux cleaned = -0.00628995 Jy ! Component: 3200 - total flux cleaned = -0.00633794 Jy ! Component: 3250 - total flux cleaned = -0.00641881 Jy ! Component: 3300 - total flux cleaned = -0.00646769 Jy ! Component: 3350 - total flux cleaned = -0.00655014 Jy ! Component: 3400 - total flux cleaned = -0.00660009 Jy ! Component: 3450 - total flux cleaned = -0.00663371 Jy ! Component: 3500 - total flux cleaned = -0.00666783 Jy ! Component: 3550 - total flux cleaned = -0.00670229 Jy ! Component: 3600 - total flux cleaned = -0.00671953 Jy ! Component: 3650 - total flux cleaned = -0.00675486 Jy ! Component: 3700 - total flux cleaned = -0.00679067 Jy ! Component: 3750 - total flux cleaned = -0.00680879 Jy ! Component: 3800 - total flux cleaned = -0.00684565 Jy ! Component: 3850 - total flux cleaned = -0.0069016 Jy ! Component: 3900 - total flux cleaned = -0.00692074 Jy ! Component: 3950 - total flux cleaned = -0.00694012 Jy ! Component: 4000 - total flux cleaned = -0.00695946 Jy ! Component: 4050 - total flux cleaned = -0.00701888 Jy ! Total flux subtracted in 4096 components = -0.00703889 Jy ! Clean residual min=-0.001134 max=0.001149 Jy/beam ! Clean residual mean=-0.000000 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 1.73509 Jy keep ! Adding 260 model components to the UV plane model. ! The established model now contains 319 components and 1.73509 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0909+0121_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.891 x 6.137 at 29.52 degrees (North through East) ! Clean map min=-0.0022078 max=1.5827 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0909+0121_C_map.fits wmodel /vlbi/sb072/temp_maps//J0909+0121_C_map.mod ! Writing 319 model components to file: /vlbi/sb072/temp_maps//J0909+0121_C_map.mod wobs /vlbi/sb072/temp_maps//J0909+0121_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0909+0121_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0909+0121_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J0909+0121_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.58275 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00034858 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0660711 0.0660711 0.132142 0.264284 0.528569 1.05714 2.11428 4.22855 8.4571 16.9142 33.8284 67.6568 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.582 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4540.56 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0909+0121_C_dfm.log closed on Tue Mar 5 22:53:26 2019