! Started logfile: /vlbi/sb072/temp_maps//J1741+2554_C_dfm.log on Sat Dec 15 22:29:12 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//J1741+2554_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1741+2554_C_uva.fits ! AN table 1: 19 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1741+2554 ! ! 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 5472 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 J1741+2554_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=0.999789Jy sigma=47.301288 ! Fit after self-cal, rms=0.967894Jy sigma=45.793972 ! 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=1.306 mas, bmaj=4.166 mas, bpa=-11.4 degrees ! Estimated noise=0.405382 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 = 0.025196 Jy ! Component: 100 - total flux cleaned = 0.0306959 Jy ! Total flux subtracted in 100 components = 0.0306959 Jy ! Clean residual min=-0.001473 max=0.001953 Jy/beam ! Clean residual mean=-0.000000 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.0306959 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0306959 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=0.015192Jy sigma=0.651366 ! Fit after self-cal, rms=0.014147Jy sigma=0.593313 ! 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=1.69 mas, bmaj=4.414 mas, bpa=-10.23 degrees ! Estimated noise=0.214969 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 = 0.00192511 Jy ! Component: 100 - total flux cleaned = 0.00283306 Jy ! Component: 150 - total flux cleaned = 0.00338463 Jy ! Component: 200 - total flux cleaned = 0.00355695 Jy ! Total flux subtracted in 200 components = 0.00355695 Jy ! Clean residual min=-0.001493 max=0.001823 Jy/beam ! Clean residual mean=0.000001 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.0342528 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 24 components and 0.0342528 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=0.013872Jy sigma=0.581858 ! Fit after self-cal, rms=0.013881Jy sigma=0.581754 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.69 x 4.414 at -10.23 degrees (North through East) ! Clean map min=-0.0014222 max=0.032306 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.93 KP 0.98 LA 0.96 ! MK 0.98 NL 1.13 OV 1.18 PT 1.01 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.93 KP 0.93 LA 0.96 ! MK 1.02 NL 1.17 OV 1.15 PT 1.03 ! SC 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.88 KP 0.96 LA 1.02 ! MK 0.92 NL 1.03 OV 1.02 PT 0.96 ! SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.86 KP 1.00 LA 1.04 ! MK 0.99 NL 1.11 OV 1.06 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.86 KP 0.97 LA 1.06 ! MK 0.98 NL 1.10 OV 1.04 PT 0.91 ! SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.89 KP 0.98 LA 1.02 ! MK 0.98 NL 1.12 OV 1.06 PT 0.93 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.92 KP 0.96 LA 1.04 ! MK 0.98 NL 1.10 OV 1.07 PT 0.93 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.88 KP 0.96 LA 1.09 ! MK 0.97 NL 1.12 OV 1.09 PT 0.92 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.013881Jy sigma=0.581754 ! Fit after self-cal, rms=0.013774Jy sigma=0.564337 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.696 mas, bmaj=4.442 mas, bpa=-10.48 degrees ! Estimated noise=0.214659 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 = -0.000248329 Jy ! Component: 100 - total flux cleaned = -0.000283817 Jy ! Component: 150 - total flux cleaned = -0.000313246 Jy ! Component: 200 - total flux cleaned = -0.000344563 Jy ! Total flux subtracted in 200 components = -0.000344563 Jy ! Clean residual min=-0.001138 max=0.001553 Jy/beam ! Clean residual mean=0.000004 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0339082 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.0339082 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=0.013766Jy sigma=0.563634 ! Fit after self-cal, rms=0.013792Jy sigma=0.563475 ! 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=0.013792Jy sigma=0.563475 ! Fit after self-cal, rms=0.013805Jy sigma=0.563380 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.695 mas, bmaj=4.453 mas, bpa=-10.51 degrees ! Estimated noise=0.214989 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000106525 Jy ! Component: 100 - total flux cleaned = -0.000130799 Jy ! Component: 150 - total flux cleaned = -0.00015258 Jy ! Component: 200 - total flux cleaned = -0.000167111 Jy ! Total flux subtracted in 200 components = -0.000167111 Jy ! Clean residual min=-0.001135 max=0.001548 Jy/beam ! Clean residual mean=0.000004 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0337411 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.0337411 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=0.013800Jy sigma=0.563081 ! Fit after self-cal, rms=0.013801Jy sigma=0.563077 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) ! Added new window around map position (48.6, 69.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152003 Jy ! Component: 100 - total flux cleaned = 0.00244966 Jy ! Component: 150 - total flux cleaned = 0.00309578 Jy ! Component: 200 - total flux cleaned = 0.00356798 Jy ! Total flux subtracted in 200 components = 0.00356798 Jy ! Clean residual min=-0.000889 max=0.000894 Jy/beam ! Clean residual mean=0.000003 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0373091 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 88 components and 0.0373091 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=0.013592Jy sigma=0.553018 ! Fit after self-cal, rms=0.013528Jy sigma=0.552346 ! 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=0.013528Jy sigma=0.552346 ! Fit after self-cal, rms=0.013466Jy sigma=0.551471 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.7 mas, bmaj=4.48 mas, bpa=-10.58 degrees ! Estimated noise=0.214132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000539004 Jy ! Component: 100 - total flux cleaned = 0.000908788 Jy ! Component: 150 - total flux cleaned = 0.00118445 Jy ! Component: 200 - total flux cleaned = 0.00130003 Jy ! Total flux subtracted in 200 components = 0.00130003 Jy ! Clean residual min=-0.000821 max=0.000948 Jy/beam ! Clean residual mean=0.000003 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0386091 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 104 components and 0.0386091 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=0.013434Jy sigma=0.550017 ! Fit after self-cal, rms=0.013429Jy sigma=0.549921 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 = 0.000167778 Jy ! Component: 100 - total flux cleaned = 0.000220443 Jy ! Component: 150 - total flux cleaned = 0.000274327 Jy ! Component: 200 - total flux cleaned = 0.000323494 Jy ! Total flux subtracted in 200 components = 0.000323494 Jy ! Clean residual min=-0.000832 max=0.000949 Jy/beam ! Clean residual mean=0.000002 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0389326 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 115 components and 0.0389326 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=0.013420Jy sigma=0.549585 ! Fit after self-cal, rms=0.013418Jy sigma=0.549573 ! Inverting map ! Added new window around map position (-33.9, -25.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000855633 Jy ! Component: 100 - total flux cleaned = 0.00130215 Jy ! Component: 150 - total flux cleaned = 0.00153198 Jy ! Component: 200 - total flux cleaned = 0.00173825 Jy ! Total flux subtracted in 200 components = 0.00173825 Jy ! Clean residual min=-0.000697 max=0.000694 Jy/beam ! Clean residual mean=0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0406709 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 145 components and 0.0406709 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=0.013362Jy sigma=0.546295 ! Fit after self-cal, rms=0.013353Jy sigma=0.546156 ! 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=0.013353Jy sigma=0.546156 ! Fit after self-cal, rms=0.013307Jy sigma=0.545826 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.049 mas, bmaj=5.864 mas, bpa=6.72 degrees ! Estimated noise=0.254928 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000487716 Jy ! Component: 100 - total flux cleaned = 0.000833481 Jy ! Component: 150 - total flux cleaned = 0.0010936 Jy ! Component: 200 - total flux cleaned = 0.00128325 Jy ! Total flux subtracted in 200 components = 0.00128325 Jy ! Clean residual min=-0.000769 max=0.000832 Jy/beam ! Clean residual mean=0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0419541 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 179 components and 0.0419541 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=0.013296Jy sigma=0.545480 ! Fit after self-cal, rms=0.013292Jy sigma=0.545398 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 = 0.000196321 Jy ! Component: 100 - total flux cleaned = 0.000301967 Jy ! Component: 150 - total flux cleaned = 0.000395516 Jy ! Component: 200 - total flux cleaned = 0.000431679 Jy ! Total flux subtracted in 200 components = 0.000431679 Jy ! Clean residual min=-0.000733 max=0.000828 Jy/beam ! Clean residual mean=0.000002 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0423858 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 186 components and 0.0423858 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=0.013290Jy sigma=0.545329 ! Fit after self-cal, rms=0.013288Jy sigma=0.545305 ! 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=1.704 mas, bmaj=4.49 mas, bpa=-10.6 degrees ! Estimated noise=0.21327 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.704 x 4.49 at -10.6 degrees (North through East) ! Clean map min=-0.00060542 max=0.032274 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.311 mas, bmaj=4.244 mas, bpa=-11.73 degrees ! Estimated noise=0.407175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255818 Jy ! Component: 100 - total flux cleaned = 0.0311751 Jy ! Component: 150 - total flux cleaned = 0.0328894 Jy ! Component: 200 - total flux cleaned = 0.034099 Jy ! Total flux subtracted in 200 components = 0.034099 Jy ! Clean residual min=-0.001119 max=0.001375 Jy/beam ! Clean residual mean=0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.034099 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.034099 Jy ! Inverting map and beam ! Estimated beam: bmin=1.704 mas, bmaj=4.49 mas, bpa=-10.6 degrees ! Estimated noise=0.21327 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) ! Added new window around map position (5.7, 6.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154064 Jy ! Component: 100 - total flux cleaned = 0.00254305 Jy ! Component: 150 - total flux cleaned = 0.003337 Jy ! Component: 200 - total flux cleaned = 0.00399306 Jy ! Total flux subtracted in 200 components = 0.00399306 Jy ! Clean residual min=-0.000762 max=0.000823 Jy/beam ! Clean residual mean=0.000002 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0380921 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 64 components and 0.0380921 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=4.049 mas, bmaj=5.864 mas, bpa=6.72 degrees ! Estimated noise=0.254928 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000949387 Jy ! Component: 100 - total flux cleaned = 0.00166666 Jy ! Component: 150 - total flux cleaned = 0.00225266 Jy ! Component: 200 - total flux cleaned = 0.00274099 Jy ! Total flux subtracted in 200 components = 0.00274099 Jy ! Clean residual min=-0.000864 max=0.000956 Jy/beam ! Clean residual mean=0.000002 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.040833 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 = 0.000412603 Jy ! Component: 100 - total flux cleaned = 0.000725144 Jy ! Component: 150 - total flux cleaned = 0.000936625 Jy ! Component: 200 - total flux cleaned = 0.00107102 Jy ! Total flux subtracted in 200 components = 0.00107102 Jy ! Clean residual min=-0.000734 max=0.000912 Jy/beam ! Clean residual mean=0.000002 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0419041 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 128 components and 0.041904 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.704 mas, bmaj=4.49 mas, bpa=-10.6 degrees ! Estimated noise=0.21327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.48083e-05 Jy ! Component: 100 - total flux cleaned = 6.85953e-05 Jy ! Component: 150 - total flux cleaned = 0.000122039 Jy ! Component: 200 - total flux cleaned = 0.00015052 Jy ! Total flux subtracted in 200 components = 0.00015052 Jy ! Clean residual min=-0.000612 max=0.000629 Jy/beam ! Clean residual mean=0.000001 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0420546 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 149 components and 0.0420546 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=0.013275Jy sigma=0.544435 ! Fit after self-cal, rms=0.013262Jy sigma=0.543781 wmodel J1741+2554_C_map.mod ! Writing 149 model components to file: J1741+2554_C_map.mod wobs J1741+2554_C_uvs.fits ! Writing UV FITS file: J1741+2554_C_uvs.fits wwins J1741+2554_C_map.win ! wwins: Wrote 4 windows to J1741+2554_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 = 0.000171899 Jy ! Component: 100 - total flux cleaned = 0.000283618 Jy ! Component: 150 - total flux cleaned = 0.000378023 Jy ! Component: 200 - total flux cleaned = 0.000431445 Jy ! Component: 250 - total flux cleaned = 0.000465689 Jy ! Component: 300 - total flux cleaned = 0.000539317 Jy ! Component: 350 - total flux cleaned = 0.00059398 Jy ! Component: 400 - total flux cleaned = 0.000631703 Jy ! Component: 450 - total flux cleaned = 0.000689783 Jy ! Component: 500 - total flux cleaned = 0.000752577 Jy ! Component: 550 - total flux cleaned = 0.000820011 Jy ! Component: 600 - total flux cleaned = 0.000878634 Jy ! Component: 650 - total flux cleaned = 0.00094836 Jy ! Component: 700 - total flux cleaned = 0.000985322 Jy ! Component: 750 - total flux cleaned = 0.00103357 Jy ! Component: 800 - total flux cleaned = 0.00108078 Jy ! Component: 850 - total flux cleaned = 0.00113824 Jy ! Component: 900 - total flux cleaned = 0.00116063 Jy ! Component: 950 - total flux cleaned = 0.00118257 Jy ! Component: 1000 - total flux cleaned = 0.00119876 Jy ! Component: 1050 - total flux cleaned = 0.00124099 Jy ! Component: 1100 - total flux cleaned = 0.00125125 Jy ! Component: 1150 - total flux cleaned = 0.00128678 Jy ! Component: 1200 - total flux cleaned = 0.00130174 Jy ! Component: 1250 - total flux cleaned = 0.00133119 Jy ! Component: 1300 - total flux cleaned = 0.0013554 Jy ! Component: 1350 - total flux cleaned = 0.00139341 Jy ! Component: 1400 - total flux cleaned = 0.00140747 Jy ! Component: 1450 - total flux cleaned = 0.00143047 Jy ! Component: 1500 - total flux cleaned = 0.00142145 Jy ! Component: 1550 - total flux cleaned = 0.0014394 Jy ! Component: 1600 - total flux cleaned = 0.00146145 Jy ! Component: 1650 - total flux cleaned = 0.00147013 Jy ! Component: 1700 - total flux cleaned = 0.0014915 Jy ! Component: 1750 - total flux cleaned = 0.00150001 Jy ! Component: 1800 - total flux cleaned = 0.00151252 Jy ! Component: 1850 - total flux cleaned = 0.0015125 Jy ! Component: 1900 - total flux cleaned = 0.00152478 Jy ! Component: 1950 - total flux cleaned = 0.00153687 Jy ! Component: 2000 - total flux cleaned = 0.00155281 Jy ! Component: 2050 - total flux cleaned = 0.00156057 Jy ! Component: 2100 - total flux cleaned = 0.00156058 Jy ! Component: 2150 - total flux cleaned = 0.00157591 Jy ! Component: 2200 - total flux cleaned = 0.00156442 Jy ! Component: 2250 - total flux cleaned = 0.00156823 Jy ! Component: 2300 - total flux cleaned = 0.00156071 Jy ! Component: 2350 - total flux cleaned = 0.00156438 Jy ! Component: 2400 - total flux cleaned = 0.00157902 Jy ! Component: 2450 - total flux cleaned = 0.0015717 Jy ! Component: 2500 - total flux cleaned = 0.00156447 Jy ! Component: 2550 - total flux cleaned = 0.00156805 Jy ! Component: 2600 - total flux cleaned = 0.0015645 Jy ! Component: 2650 - total flux cleaned = 0.00156801 Jy ! Component: 2700 - total flux cleaned = 0.00156458 Jy ! Component: 2750 - total flux cleaned = 0.00157832 Jy ! Component: 2800 - total flux cleaned = 0.00156467 Jy ! Component: 2850 - total flux cleaned = 0.00156808 Jy ! Component: 2900 - total flux cleaned = 0.00157813 Jy ! Component: 2950 - total flux cleaned = 0.00157478 Jy ! Component: 3000 - total flux cleaned = 0.00158136 Jy ! Component: 3050 - total flux cleaned = 0.00157479 Jy ! Component: 3100 - total flux cleaned = 0.00156826 Jy ! Component: 3150 - total flux cleaned = 0.00157149 Jy ! Component: 3200 - total flux cleaned = 0.00157467 Jy ! Component: 3250 - total flux cleaned = 0.00156505 Jy ! Component: 3300 - total flux cleaned = 0.00155555 Jy ! Component: 3350 - total flux cleaned = 0.00156189 Jy ! Component: 3400 - total flux cleaned = 0.00155879 Jy ! Component: 3450 - total flux cleaned = 0.00156187 Jy ! Component: 3500 - total flux cleaned = 0.00156187 Jy ! Component: 3550 - total flux cleaned = 0.00155569 Jy ! Component: 3600 - total flux cleaned = 0.00153736 Jy ! Component: 3650 - total flux cleaned = 0.00154349 Jy ! Component: 3700 - total flux cleaned = 0.00153745 Jy ! Component: 3750 - total flux cleaned = 0.00153447 Jy ! Component: 3800 - total flux cleaned = 0.00153148 Jy ! Component: 3850 - total flux cleaned = 0.00153444 Jy ! Component: 3900 - total flux cleaned = 0.00152261 Jy ! Component: 3950 - total flux cleaned = 0.00151672 Jy ! Component: 4000 - total flux cleaned = 0.00150791 Jy ! Component: 4050 - total flux cleaned = 0.00150206 Jy ! Total flux subtracted in 4096 components = 0.00148463 Jy ! Clean residual min=-0.000156 max=0.000196 Jy/beam ! Clean residual mean=-0.000000 rms=0.000049 Jy/beam ! Combined flux in latest and established models = 0.0435392 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 418 components and 0.0435392 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1741+2554_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.704 x 4.49 at -10.6 degrees (North through East) ! Clean map min=-0.00039442 max=0.032499 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1741+2554_C_map.fits wmodel /vlbi/sb072/temp_maps//J1741+2554_C_map.mod ! Writing 418 model components to file: /vlbi/sb072/temp_maps//J1741+2554_C_map.mod wobs /vlbi/sb072/temp_maps//J1741+2554_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1741+2554_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1741+2554_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1741+2554_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0324992 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.76201e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.439581 0.439581 0.879162 1.75832 3.51665 7.0333 14.0666 28.1332 56.2664 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 682.467 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1741+2554_C_dfm.log closed on Sat Dec 15 22:29:17 2018