! Started logfile: /vlbi/sb072/temp_maps//J1850+2825_X_dfm.log on Mon Nov 12 23:07:59 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1850+2825_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1850+2825_X_uva.fits ! AN table 1: 4 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1850+2825 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 672 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1850+2825_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.531266Jy sigma=59.391570 ! Fit after self-cal, rms=0.199765Jy sigma=7.835312 ! 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=1.714 mas, bmaj=2.691 mas, bpa=14.84 degrees ! Estimated noise=0.995711 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 = 0.801443 Jy ! Component: 100 - total flux cleaned = 1.01179 Jy ! Total flux subtracted in 100 components = 1.01179 Jy ! Clean residual min=-0.039201 max=0.091883 Jy/beam ! Clean residual mean=0.000311 rms=0.017524 Jy/beam ! Combined flux in latest and established models = 1.01179 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.01179 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=0.179615Jy sigma=6.455160 ! Fit after self-cal, rms=0.179612Jy sigma=6.454815 ! 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=1.9 mas, bmaj=2.891 mas, bpa=11.53 degrees ! Estimated noise=0.707965 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 = 0.118363 Jy ! Component: 100 - total flux cleaned = 0.171718 Jy ! Component: 150 - total flux cleaned = 0.199335 Jy ! Component: 200 - total flux cleaned = 0.217206 Jy ! Total flux subtracted in 200 components = 0.217206 Jy ! Clean residual min=-0.023181 max=0.026265 Jy/beam ! Clean residual mean=0.000068 rms=0.007353 Jy/beam ! Combined flux in latest and established models = 1.229 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 38 components and 1.229 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=0.067049Jy sigma=2.574457 ! Fit after self-cal, rms=0.067059Jy sigma=2.574268 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.9 x 2.891 at 11.53 degrees (North through East) ! Clean map min=-0.022567 max=1.0599 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.07 LA 1.00 ! NL 0.98 OV 0.97 PT 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.09 LA 1.00 ! NL 0.98 OV 0.97 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.09 LA 1.00 ! NL 0.97 OV 0.96 PT 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.06 LA 1.01 ! NL 0.97 OV 0.96 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.08 LA 1.00 ! NL 0.95 OV 0.98 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.05 LA 0.99 ! NL 0.96 OV 0.95 PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.06 LA 1.00 ! NL 0.96 OV 0.97 PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.05 LA 0.99 ! NL 0.96 OV 0.97 PT 0.99 ! ! ! Fit before self-cal, rms=0.067059Jy sigma=2.574268 ! Fit after self-cal, rms=0.047109Jy sigma=1.830041 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.936 mas, bmaj=2.9 mas, bpa=11.26 degrees ! Estimated noise=0.708808 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 = -0.0125803 Jy ! Component: 100 - total flux cleaned = -0.0129225 Jy ! Component: 150 - total flux cleaned = -0.0126948 Jy ! Component: 200 - total flux cleaned = -0.0128934 Jy ! Total flux subtracted in 200 components = -0.0128934 Jy ! Clean residual min=-0.019931 max=0.012860 Jy/beam ! Clean residual mean=0.000028 rms=0.004609 Jy/beam ! Combined flux in latest and established models = 1.21611 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 1.21611 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=0.042935Jy sigma=1.647628 ! Fit after self-cal, rms=0.042928Jy sigma=1.647600 ! 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=0.042928Jy sigma=1.647600 ! Fit after self-cal, rms=0.041748Jy sigma=1.576446 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.949 mas, bmaj=2.893 mas, bpa=11.2 degrees ! Estimated noise=0.70911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0104984 Jy ! Component: 100 - total flux cleaned = -0.0112317 Jy ! Component: 150 - total flux cleaned = -0.0110395 Jy ! Component: 200 - total flux cleaned = -0.0113609 Jy ! Total flux subtracted in 200 components = -0.0113609 Jy ! Clean residual min=-0.017382 max=0.011336 Jy/beam ! Clean residual mean=0.000028 rms=0.003920 Jy/beam ! Combined flux in latest and established models = 1.20475 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 50 components and 1.20475 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=0.038561Jy sigma=1.439225 ! Fit after self-cal, rms=0.038558Jy sigma=1.439189 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 = -0.000290171 Jy ! Component: 100 - total flux cleaned = -0.00042054 Jy ! Component: 150 - total flux cleaned = -0.000551665 Jy ! Component: 200 - total flux cleaned = -0.000784681 Jy ! Total flux subtracted in 200 components = -0.000784681 Jy ! Clean residual min=-0.016857 max=0.010945 Jy/beam ! Clean residual mean=0.000030 rms=0.003812 Jy/beam ! Combined flux in latest and established models = 1.20396 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 1.20396 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=0.037894Jy sigma=1.403600 ! Fit after self-cal, rms=0.037892Jy sigma=1.403549 ! 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=0.037892Jy sigma=1.403549 ! Fit after self-cal, rms=0.036530Jy sigma=1.328354 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.962 mas, bmaj=2.889 mas, bpa=11.1 degrees ! Estimated noise=0.709784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00893305 Jy ! Component: 100 - total flux cleaned = -0.0100153 Jy ! Component: 150 - total flux cleaned = -0.0104246 Jy ! Component: 200 - total flux cleaned = -0.0105355 Jy ! Total flux subtracted in 200 components = -0.0105355 Jy ! Clean residual min=-0.014374 max=0.009316 Jy/beam ! Clean residual mean=0.000029 rms=0.003209 Jy/beam ! Combined flux in latest and established models = 1.19343 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 1.19343 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=0.034191Jy sigma=1.231079 ! Fit after self-cal, rms=0.034190Jy sigma=1.231063 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 = -0.000202699 Jy ! Component: 100 - total flux cleaned = -0.00029832 Jy ! Component: 150 - total flux cleaned = -0.000470903 Jy ! Component: 200 - total flux cleaned = -0.000550466 Jy ! Total flux subtracted in 200 components = -0.000550466 Jy ! Clean residual min=-0.013993 max=0.009096 Jy/beam ! Clean residual mean=0.000029 rms=0.003148 Jy/beam ! Combined flux in latest and established models = 1.19288 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 1.19288 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=0.033828Jy sigma=1.212016 ! Fit after self-cal, rms=0.033828Jy sigma=1.211991 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033828Jy sigma=1.211991 ! Fit after self-cal, rms=0.032729Jy sigma=1.149675 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.486 mas, bmaj=3.071 mas, bpa=7.208 degrees ! Estimated noise=0.763632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00553672 Jy ! Component: 100 - total flux cleaned = -0.00763635 Jy ! Component: 150 - total flux cleaned = -0.00785252 Jy ! Component: 200 - total flux cleaned = -0.00784926 Jy ! Total flux subtracted in 200 components = -0.00784926 Jy ! Clean residual min=-0.013445 max=0.008284 Jy/beam ! Clean residual mean=0.000038 rms=0.002969 Jy/beam ! Combined flux in latest and established models = 1.18503 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 62 components and 1.18503 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=0.031291Jy sigma=1.088999 ! Fit after self-cal, rms=0.031293Jy sigma=1.088974 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 = -3.56591e-06 Jy ! Component: 100 - total flux cleaned = -3.4413e-06 Jy ! Component: 150 - total flux cleaned = -3.29996e-06 Jy ! Component: 200 - total flux cleaned = -1.54079e-06 Jy ! Total flux subtracted in 200 components = -1.54079e-06 Jy ! Clean residual min=-0.013290 max=0.008172 Jy/beam ! Clean residual mean=0.000038 rms=0.002945 Jy/beam ! Combined flux in latest and established models = 1.18503 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 63 components and 1.18503 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=0.031024Jy sigma=1.076468 ! Fit after self-cal, rms=0.031027Jy sigma=1.076436 ! 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=1.973 mas, bmaj=2.886 mas, bpa=11.01 degrees ! Estimated noise=0.710364 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.973 x 2.886 at 11.01 degrees (North through East) ! Clean map min=-0.012198 max=1.0636 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=0.031027Jy sigma=1.076436 ! Fit after self-cal, rms=0.029868Jy sigma=1.014335 ! Inverting map and beam ! Estimated beam: bmin=1.979 mas, bmaj=2.883 mas, bpa=10.96 degrees ! Estimated noise=0.710212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00594722 Jy ! Component: 100 - total flux cleaned = -0.00695048 Jy ! Component: 150 - total flux cleaned = -0.00753133 Jy ! Component: 200 - total flux cleaned = -0.00766843 Jy ! Total flux subtracted in 200 components = -0.00766843 Jy ! Clean residual min=-0.010433 max=0.006669 Jy/beam ! Clean residual mean=0.000027 rms=0.002296 Jy/beam ! Combined flux in latest and established models = 1.17736 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 1.17736 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=0.028626Jy sigma=0.959070 ! Fit after self-cal, rms=0.028624Jy sigma=0.959041 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.59126e-05 Jy ! Component: 100 - total flux cleaned = 6.84229e-05 Jy ! Component: 150 - total flux cleaned = 1.69076e-05 Jy ! Component: 200 - total flux cleaned = -3.10767e-05 Jy ! Total flux subtracted in 200 components = -3.10767e-05 Jy ! Clean residual min=-0.010176 max=0.006585 Jy/beam ! Clean residual mean=0.000027 rms=0.002268 Jy/beam ! Combined flux in latest and established models = 1.17733 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 66 components and 1.17733 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=0.028466Jy sigma=0.950783 ! Fit after self-cal, rms=0.028466Jy sigma=0.950759 ! 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=0.028466Jy sigma=0.950759 ! Fit after self-cal, rms=0.027709Jy sigma=0.914240 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=1.785 mas, bmaj=2.671 mas, bpa=14.04 degrees ! Estimated noise=1.01928 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.820403 Jy ! Component: 100 - total flux cleaned = 1.00774 Jy ! Component: 150 - total flux cleaned = 1.08377 Jy ! Component: 200 - total flux cleaned = 1.12276 Jy ! Total flux subtracted in 200 components = 1.12276 Jy ! Clean residual min=-0.012906 max=0.020307 Jy/beam ! Clean residual mean=0.000081 rms=0.004503 Jy/beam ! Combined flux in latest and established models = 1.12276 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 1.12276 Jy ! Inverting map and beam ! Estimated beam: bmin=1.987 mas, bmaj=2.881 mas, bpa=10.89 degrees ! Estimated noise=0.710663 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 = 0.0249345 Jy ! Component: 100 - total flux cleaned = 0.0376777 Jy ! Component: 150 - total flux cleaned = 0.0455684 Jy ! Component: 200 - total flux cleaned = 0.0506538 Jy ! Total flux subtracted in 200 components = 0.0506538 Jy ! Clean residual min=-0.009958 max=0.007805 Jy/beam ! Clean residual mean=0.000023 rms=0.002271 Jy/beam ! Combined flux in latest and established models = 1.17341 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 1.17341 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.503 mas, bmaj=3.069 mas, bpa=6.888 degrees ! Estimated noise=0.761368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224042 Jy ! Component: 100 - total flux cleaned = 0.00324317 Jy ! Component: 150 - total flux cleaned = 0.00333227 Jy ! Component: 200 - total flux cleaned = 0.00355899 Jy ! Total flux subtracted in 200 components = 0.00355899 Jy ! Clean residual min=-0.010816 max=0.007356 Jy/beam ! Clean residual mean=0.000024 rms=0.002370 Jy/beam ! Combined flux in latest and established models = 1.17697 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 = 0.000127615 Jy ! Component: 100 - total flux cleaned = 1.13434e-05 Jy ! Component: 150 - total flux cleaned = 1.21962e-05 Jy ! Component: 200 - total flux cleaned = -9.60935e-05 Jy ! Total flux subtracted in 200 components = -9.60935e-05 Jy ! Clean residual min=-0.010653 max=0.007158 Jy/beam ! Clean residual mean=0.000024 rms=0.002327 Jy/beam ! Combined flux in latest and established models = 1.17688 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 1.17688 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.987 mas, bmaj=2.881 mas, bpa=10.89 degrees ! Estimated noise=0.710663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107302 Jy ! Component: 100 - total flux cleaned = 0.00112334 Jy ! Component: 150 - total flux cleaned = 0.000989394 Jy ! Component: 200 - total flux cleaned = 0.000906375 Jy ! Total flux subtracted in 200 components = 0.000906375 Jy ! Clean residual min=-0.009226 max=0.006418 Jy/beam ! Clean residual mean=0.000014 rms=0.002069 Jy/beam ! Combined flux in latest and established models = 1.17778 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 1.17778 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=0.027739Jy sigma=0.901506 ! Fit after self-cal, rms=0.027746Jy sigma=0.901011 wmodel J1850+2825_X_map.mod ! Writing 47 model components to file: J1850+2825_X_map.mod wobs J1850+2825_X_uvs.fits ! Writing UV FITS file: J1850+2825_X_uvs.fits wwins J1850+2825_X_map.win ! wwins: Wrote 1 windows to J1850+2825_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00372335 Jy ! Component: 100 - total flux cleaned = -0.00396365 Jy ! Component: 150 - total flux cleaned = -0.00324197 Jy ! Component: 200 - total flux cleaned = -0.00267848 Jy ! Component: 250 - total flux cleaned = -0.00207454 Jy ! Component: 300 - total flux cleaned = -0.00159957 Jy ! Component: 350 - total flux cleaned = -0.00137981 Jy ! Component: 400 - total flux cleaned = -0.00110639 Jy ! Component: 450 - total flux cleaned = -0.000914811 Jy ! Component: 500 - total flux cleaned = -0.000736393 Jy ! Component: 550 - total flux cleaned = -0.000568394 Jy ! Component: 600 - total flux cleaned = -0.000462732 Jy ! Component: 650 - total flux cleaned = -0.000364325 Jy ! Component: 700 - total flux cleaned = -0.000271251 Jy ! Component: 750 - total flux cleaned = -5.3749e-05 Jy ! Component: 800 - total flux cleaned = 2.66581e-05 Jy ! Component: 850 - total flux cleaned = 0.00010424 Jy ! Component: 900 - total flux cleaned = 0.000251249 Jy ! Component: 950 - total flux cleaned = 0.000355339 Jy ! Component: 1000 - total flux cleaned = 0.000355437 Jy ! Component: 1050 - total flux cleaned = 0.000417459 Jy ! Component: 1100 - total flux cleaned = 0.000447895 Jy ! Component: 1150 - total flux cleaned = 0.000476495 Jy ! Component: 1200 - total flux cleaned = 0.000531024 Jy ! Component: 1250 - total flux cleaned = 0.000582782 Jy ! Component: 1300 - total flux cleaned = 0.000631013 Jy ! Component: 1350 - total flux cleaned = 0.000723596 Jy ! Component: 1400 - total flux cleaned = 0.000790027 Jy ! Component: 1450 - total flux cleaned = 0.000853869 Jy ! Component: 1500 - total flux cleaned = 0.000895302 Jy ! Component: 1550 - total flux cleaned = 0.00093539 Jy ! Component: 1600 - total flux cleaned = 0.000954578 Jy ! Component: 1650 - total flux cleaned = 0.0010264 Jy ! Component: 1700 - total flux cleaned = 0.00104385 Jy ! Component: 1750 - total flux cleaned = 0.00107761 Jy ! Component: 1800 - total flux cleaned = 0.00109386 Jy ! Component: 1850 - total flux cleaned = 0.00109358 Jy ! Component: 1900 - total flux cleaned = 0.00114005 Jy ! Component: 1950 - total flux cleaned = 0.00115545 Jy ! Component: 2000 - total flux cleaned = 0.00118503 Jy ! Component: 2050 - total flux cleaned = 0.00122803 Jy ! Component: 2100 - total flux cleaned = 0.00121409 Jy ! Component: 2150 - total flux cleaned = 0.00122754 Jy ! Component: 2200 - total flux cleaned = 0.00124084 Jy ! Component: 2250 - total flux cleaned = 0.00124071 Jy ! Component: 2300 - total flux cleaned = 0.00127931 Jy ! Component: 2350 - total flux cleaned = 0.00130465 Jy ! Component: 2400 - total flux cleaned = 0.00132966 Jy ! Component: 2450 - total flux cleaned = 0.00135418 Jy ! Component: 2500 - total flux cleaned = 0.00139042 Jy ! Component: 2550 - total flux cleaned = 0.00143783 Jy ! Component: 2600 - total flux cleaned = 0.00143751 Jy ! Component: 2650 - total flux cleaned = 0.00141436 Jy ! Component: 2700 - total flux cleaned = 0.00141423 Jy ! Component: 2750 - total flux cleaned = 0.00134607 Jy ! Component: 2800 - total flux cleaned = 0.00131236 Jy ! Component: 2850 - total flux cleaned = 0.0012565 Jy ! Component: 2900 - total flux cleaned = 0.00121206 Jy ! Component: 2950 - total flux cleaned = 0.00116793 Jy ! Component: 3000 - total flux cleaned = 0.0011019 Jy ! Component: 3050 - total flux cleaned = 0.00106889 Jy ! Component: 3100 - total flux cleaned = 0.00101406 Jy ! Component: 3150 - total flux cleaned = 0.000981171 Jy ! Component: 3200 - total flux cleaned = 0.000948317 Jy ! Component: 3250 - total flux cleaned = 0.000904513 Jy ! Component: 3300 - total flux cleaned = 0.000860679 Jy ! Component: 3350 - total flux cleaned = 0.00082782 Jy ! Component: 3400 - total flux cleaned = 0.000794839 Jy ! Component: 3450 - total flux cleaned = 0.0007507 Jy ! Component: 3500 - total flux cleaned = 0.000728516 Jy ! Component: 3550 - total flux cleaned = 0.000695224 Jy ! Component: 3600 - total flux cleaned = 0.000661799 Jy ! Component: 3650 - total flux cleaned = 0.000661708 Jy ! Component: 3700 - total flux cleaned = 0.000627879 Jy ! Component: 3750 - total flux cleaned = 0.000605259 Jy ! Component: 3800 - total flux cleaned = 0.000582421 Jy ! Component: 3850 - total flux cleaned = 0.00057081 Jy ! Component: 3900 - total flux cleaned = 0.000547608 Jy ! Component: 3950 - total flux cleaned = 0.000547549 Jy ! Component: 4000 - total flux cleaned = 0.000512012 Jy ! Component: 4050 - total flux cleaned = 0.000500043 Jy ! Total flux subtracted in 4096 components = 0.000500113 Jy ! Clean residual min=-0.000700 max=0.000645 Jy/beam ! Clean residual mean=-0.000002 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 1.17828 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 368 components and 1.17828 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1850+2825_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.987 x 2.881 at 10.89 degrees (North through East) ! Clean map min=-0.0036802 max=1.0673 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1850+2825_X_map.fits wmodel /vlbi/sb072/temp_maps//J1850+2825_X_map.mod ! Writing 368 model components to file: /vlbi/sb072/temp_maps//J1850+2825_X_map.mod wobs /vlbi/sb072/temp_maps//J1850+2825_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1850+2825_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1850+2825_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1850+2825_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.06732 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000187465 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0526919 0.0526919 0.105384 0.210768 0.421536 0.843071 1.68614 3.37228 6.74457 13.4891 26.9783 53.9565 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.067 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5693.47 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1850+2825_X_dfm.log closed on Mon Nov 12 23:08:02 2018