! Started logfile: /vlbi/sb072/temp_maps//J1746+2603_C_dfm.log on Sat Dec 15 22:30:01 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//J1746+2603_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1746+2603_C_uva.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1746+2603 ! ! 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 2016 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 J1746+2603_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=1.004611Jy sigma=41.479094 ! Fit after self-cal, rms=0.905034Jy sigma=37.395039 ! 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=1.238 mas, bmaj=3.916 mas, bpa=-11.26 degrees ! Estimated noise=0.609176 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 = 0.0687366 Jy ! Component: 100 - total flux cleaned = 0.0857042 Jy ! Total flux subtracted in 100 components = 0.0857042 Jy ! Clean residual min=-0.004018 max=0.007006 Jy/beam ! Clean residual mean=-0.000011 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 0.0857042 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0857042 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=0.031430Jy sigma=1.215007 ! Fit after self-cal, rms=0.031420Jy sigma=1.214142 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00763893 Jy ! Component: 100 - total flux cleaned = 0.0119242 Jy ! Total flux subtracted in 100 components = 0.0119242 Jy ! Clean residual min=-0.003812 max=0.003896 Jy/beam ! Clean residual mean=-0.000008 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.0976284 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.0976285 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=0.027832Jy sigma=1.037071 ! Fit after self-cal, rms=0.027823Jy sigma=1.036757 ! 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=1.676 mas, bmaj=4.405 mas, bpa=-9.56 degrees ! Estimated noise=0.421405 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 = 0.00695186 Jy ! Component: 100 - total flux cleaned = 0.0110103 Jy ! Component: 150 - total flux cleaned = 0.0137865 Jy ! Component: 200 - total flux cleaned = 0.0157331 Jy ! Total flux subtracted in 200 components = 0.0157331 Jy ! Clean residual min=-0.005954 max=0.006229 Jy/beam ! Clean residual mean=-0.000011 rms=0.001976 Jy/beam ! Combined flux in latest and established models = 0.113362 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 46 components and 0.113362 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=0.026055Jy sigma=0.937257 ! Fit after self-cal, rms=0.026094Jy sigma=0.937112 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.676 x 4.405 at -9.56 degrees (North through East) ! Clean map min=-0.005853 max=0.093917 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.13 KP 0.94 LA 0.98 ! MK 1.02 NL 1.07 OV 1.16 PT 0.72 ! SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.16 KP 0.91 LA 0.96 ! MK 1.09 NL 1.09 OV 1.20 PT 0.71 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 KP 0.90 LA 0.98 ! MK 0.94 NL 1.09 OV 1.19 PT 0.78 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 KP 0.96 LA 1.01 ! MK 1.00 NL 1.08 OV 1.19 PT 0.80 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.12 KP 0.91 LA 0.97 ! MK 1.00 NL 1.08 OV 1.10 PT 0.84 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 KP 0.94 LA 0.96 ! MK 1.01 NL 1.08 OV 1.12 PT 0.86 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 KP 0.92 LA 0.95 ! MK 1.05 NL 1.10 OV 1.12 PT 0.87 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 KP 0.92 LA 0.96 ! MK 1.08 NL 1.12 OV 1.18 PT 0.84 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.026094Jy sigma=0.937112 ! Fit after self-cal, rms=0.024990Jy sigma=0.766901 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.693 mas, bmaj=4.495 mas, bpa=-9.483 degrees ! Estimated noise=0.421696 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 = -0.00156193 Jy ! Component: 100 - total flux cleaned = -0.00188974 Jy ! Component: 150 - total flux cleaned = -0.00217048 Jy ! Component: 200 - total flux cleaned = -0.0023638 Jy ! Total flux subtracted in 200 components = -0.0023638 Jy ! Clean residual min=-0.003500 max=0.005936 Jy/beam ! Clean residual mean=-0.000004 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 0.110998 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 55 components and 0.110998 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=0.024768Jy sigma=0.764749 ! Fit after self-cal, rms=0.024845Jy sigma=0.764079 ! 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=0.024845Jy sigma=0.764079 ! Fit after self-cal, rms=0.025035Jy sigma=0.761665 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.7 mas, bmaj=4.527 mas, bpa=-9.539 degrees ! Estimated noise=0.422834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000946551 Jy ! Component: 100 - total flux cleaned = -0.00123551 Jy ! Component: 150 - total flux cleaned = -0.0014694 Jy ! Component: 200 - total flux cleaned = -0.00164247 Jy ! Total flux subtracted in 200 components = -0.00164247 Jy ! Clean residual min=-0.003459 max=0.006099 Jy/beam ! Clean residual mean=-0.000004 rms=0.001229 Jy/beam ! Combined flux in latest and established models = 0.109355 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 0.109355 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=0.024890Jy sigma=0.761488 ! Fit after self-cal, rms=0.024885Jy sigma=0.761480 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 (5.4, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0054415 Jy ! Component: 100 - total flux cleaned = 0.00800652 Jy ! Component: 150 - total flux cleaned = 0.00957983 Jy ! Component: 200 - total flux cleaned = 0.0101786 Jy ! Total flux subtracted in 200 components = 0.0101786 Jy ! Clean residual min=-0.003266 max=0.003576 Jy/beam ! Clean residual mean=-0.000004 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.119534 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 0.119534 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=0.023561Jy sigma=0.691157 ! Fit after self-cal, rms=0.023507Jy sigma=0.687664 ! 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=0.023507Jy sigma=0.687664 ! Fit after self-cal, rms=0.022726Jy sigma=0.678000 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.708 mas, bmaj=4.566 mas, bpa=-9.667 degrees ! Estimated noise=0.421105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175754 Jy ! Component: 100 - total flux cleaned = 0.00231779 Jy ! Component: 150 - total flux cleaned = 0.00228609 Jy ! Component: 200 - total flux cleaned = 0.00220354 Jy ! Total flux subtracted in 200 components = 0.00220354 Jy ! Clean residual min=-0.002975 max=0.003540 Jy/beam ! Clean residual mean=-0.000002 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.121737 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 0.121737 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=0.022599Jy sigma=0.667274 ! Fit after self-cal, rms=0.022600Jy sigma=0.666378 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 = 0.000244586 Jy ! Component: 100 - total flux cleaned = 0.000245082 Jy ! Component: 150 - total flux cleaned = 0.000158155 Jy ! Component: 200 - total flux cleaned = 0.000119236 Jy ! Total flux subtracted in 200 components = 0.000119236 Jy ! Clean residual min=-0.003026 max=0.003465 Jy/beam ! Clean residual mean=-0.000003 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.121857 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 111 components and 0.121857 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=0.022554Jy sigma=0.663815 ! Fit after self-cal, rms=0.022544Jy sigma=0.663625 ! 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=0.022544Jy sigma=0.663625 ! Fit after self-cal, rms=0.022367Jy sigma=0.662148 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.11 mas, bmaj=5.963 mas, bpa=4.918 degrees ! Estimated noise=0.495256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000764623 Jy ! Component: 100 - total flux cleaned = 0.000801876 Jy ! Component: 150 - total flux cleaned = 0.000691746 Jy ! Component: 200 - total flux cleaned = 0.000631573 Jy ! Total flux subtracted in 200 components = 0.000631573 Jy ! Clean residual min=-0.004898 max=0.004442 Jy/beam ! Clean residual mean=-0.000006 rms=0.001432 Jy/beam ! Combined flux in latest and established models = 0.122488 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 121 components and 0.122488 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=0.022408Jy sigma=0.661108 ! Fit after self-cal, rms=0.022369Jy sigma=0.660425 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 = 0.00021269 Jy ! Component: 100 - total flux cleaned = 0.000231591 Jy ! Component: 150 - total flux cleaned = 0.000191064 Jy ! Component: 200 - total flux cleaned = 0.000143724 Jy ! Total flux subtracted in 200 components = 0.000143724 Jy ! Clean residual min=-0.004934 max=0.004372 Jy/beam ! Clean residual mean=-0.000006 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.122632 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 131 components and 0.122632 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=0.022405Jy sigma=0.660769 ! Fit after self-cal, rms=0.022386Jy sigma=0.660503 ! 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=1.708 mas, bmaj=4.574 mas, bpa=-9.69 degrees ! Estimated noise=0.42036 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.708 x 4.574 at -9.69 degrees (North through East) ! Clean map min=-0.0028895 max=0.093791 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=1.245 mas, bmaj=4.037 mas, bpa=-11.35 degrees ! Estimated noise=0.629018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0708816 Jy ! Component: 100 - total flux cleaned = 0.0878411 Jy ! Component: 150 - total flux cleaned = 0.0956812 Jy ! Component: 200 - total flux cleaned = 0.100977 Jy ! Total flux subtracted in 200 components = 0.100977 Jy ! Clean residual min=-0.002615 max=0.004029 Jy/beam ! Clean residual mean=-0.000004 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.100977 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 0.100977 Jy ! Inverting map and beam ! Estimated beam: bmin=1.708 mas, bmaj=4.574 mas, bpa=-9.69 degrees ! Estimated noise=0.42036 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 = 0.00568625 Jy ! Component: 100 - total flux cleaned = 0.00958087 Jy ! Component: 150 - total flux cleaned = 0.0124894 Jy ! Component: 200 - total flux cleaned = 0.0146946 Jy ! Total flux subtracted in 200 components = 0.0146946 Jy ! Clean residual min=-0.003260 max=0.003537 Jy/beam ! Clean residual mean=-0.000006 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.115672 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 36 components and 0.115672 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=4.11 mas, bmaj=5.963 mas, bpa=4.918 degrees ! Estimated noise=0.495256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276582 Jy ! Component: 100 - total flux cleaned = 0.00441294 Jy ! Component: 150 - total flux cleaned = 0.00506735 Jy ! Component: 200 - total flux cleaned = 0.00560507 Jy ! Total flux subtracted in 200 components = 0.00560507 Jy ! Clean residual min=-0.005014 max=0.004224 Jy/beam ! Clean residual mean=-0.000008 rms=0.001444 Jy/beam ! Combined flux in latest and established models = 0.121277 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 = 0.000312106 Jy ! Component: 100 - total flux cleaned = 0.00049819 Jy ! Component: 150 - total flux cleaned = 0.000637192 Jy ! Component: 200 - total flux cleaned = 0.00075855 Jy ! Total flux subtracted in 200 components = 0.00075855 Jy ! Clean residual min=-0.005017 max=0.004236 Jy/beam ! Clean residual mean=-0.000007 rms=0.001426 Jy/beam ! Combined flux in latest and established models = 0.122035 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 77 components and 0.122035 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.708 mas, bmaj=4.574 mas, bpa=-9.69 degrees ! Estimated noise=0.42036 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000430977 Jy ! Component: 100 - total flux cleaned = -0.000428033 Jy ! Component: 150 - total flux cleaned = -0.000493749 Jy ! Component: 200 - total flux cleaned = -0.000519504 Jy ! Total flux subtracted in 200 components = -0.000519504 Jy ! Clean residual min=-0.003085 max=0.003264 Jy/beam ! Clean residual mean=-0.000004 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.121516 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 91 components and 0.121516 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=0.022367Jy sigma=0.659994 ! Fit after self-cal, rms=0.022363Jy sigma=0.659667 wmodel J1746+2603_C_map.mod ! Writing 91 model components to file: J1746+2603_C_map.mod wobs J1746+2603_C_uvs.fits ! Writing UV FITS file: J1746+2603_C_uvs.fits wwins J1746+2603_C_map.win ! wwins: Wrote 2 windows to J1746+2603_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 = 0.00036978 Jy ! Component: 100 - total flux cleaned = 0.000471741 Jy ! Component: 150 - total flux cleaned = 0.00061704 Jy ! Component: 200 - total flux cleaned = 0.00084049 Jy ! Component: 250 - total flux cleaned = 0.000963953 Jy ! Component: 300 - total flux cleaned = 0.00100283 Jy ! Component: 350 - total flux cleaned = 0.000967726 Jy ! Component: 400 - total flux cleaned = 0.000969184 Jy ! Component: 450 - total flux cleaned = 0.000969086 Jy ! Component: 500 - total flux cleaned = 0.00100052 Jy ! Component: 550 - total flux cleaned = 0.00106047 Jy ! Component: 600 - total flux cleaned = 0.00111617 Jy ! Component: 650 - total flux cleaned = 0.00119695 Jy ! Component: 700 - total flux cleaned = 0.0013265 Jy ! Component: 750 - total flux cleaned = 0.00150167 Jy ! Component: 800 - total flux cleaned = 0.00164651 Jy ! Component: 850 - total flux cleaned = 0.00164719 Jy ! Component: 900 - total flux cleaned = 0.00171433 Jy ! Component: 950 - total flux cleaned = 0.00169221 Jy ! Component: 1000 - total flux cleaned = 0.00173452 Jy ! Component: 1050 - total flux cleaned = 0.00175503 Jy ! Component: 1100 - total flux cleaned = 0.00173551 Jy ! Component: 1150 - total flux cleaned = 0.00181438 Jy ! Component: 1200 - total flux cleaned = 0.00181474 Jy ! Component: 1250 - total flux cleaned = 0.00185259 Jy ! Component: 1300 - total flux cleaned = 0.00187139 Jy ! Component: 1350 - total flux cleaned = 0.00192557 Jy ! Component: 1400 - total flux cleaned = 0.00199649 Jy ! Component: 1450 - total flux cleaned = 0.00203096 Jy ! Component: 1500 - total flux cleaned = 0.00208186 Jy ! Component: 1550 - total flux cleaned = 0.00208198 Jy ! Component: 1600 - total flux cleaned = 0.00213118 Jy ! Component: 1650 - total flux cleaned = 0.00216312 Jy ! Component: 1700 - total flux cleaned = 0.00214713 Jy ! Component: 1750 - total flux cleaned = 0.00214734 Jy ! Component: 1800 - total flux cleaned = 0.00216242 Jy ! Component: 1850 - total flux cleaned = 0.00216255 Jy ! Component: 1900 - total flux cleaned = 0.00225064 Jy ! Component: 1950 - total flux cleaned = 0.00225032 Jy ! Component: 2000 - total flux cleaned = 0.00227889 Jy ! Component: 2050 - total flux cleaned = 0.00226469 Jy ! Component: 2100 - total flux cleaned = 0.00229269 Jy ! Component: 2150 - total flux cleaned = 0.00232036 Jy ! Component: 2200 - total flux cleaned = 0.00236117 Jy ! Component: 2250 - total flux cleaned = 0.00238782 Jy ! Component: 2300 - total flux cleaned = 0.00238792 Jy ! Component: 2350 - total flux cleaned = 0.00245303 Jy ! Component: 2400 - total flux cleaned = 0.00247882 Jy ! Component: 2450 - total flux cleaned = 0.0025166 Jy ! Component: 2500 - total flux cleaned = 0.00252883 Jy ! Component: 2550 - total flux cleaned = 0.00257802 Jy ! Component: 2600 - total flux cleaned = 0.00260236 Jy ! Component: 2650 - total flux cleaned = 0.0026506 Jy ! Component: 2700 - total flux cleaned = 0.00269818 Jy ! Component: 2750 - total flux cleaned = 0.00274513 Jy ! Component: 2800 - total flux cleaned = 0.00275685 Jy ! Component: 2850 - total flux cleaned = 0.00279148 Jy ! Component: 2900 - total flux cleaned = 0.00284836 Jy ! Component: 2950 - total flux cleaned = 0.00287091 Jy ! Component: 3000 - total flux cleaned = 0.00289308 Jy ! Component: 3050 - total flux cleaned = 0.00292617 Jy ! Component: 3100 - total flux cleaned = 0.00292604 Jy ! Component: 3150 - total flux cleaned = 0.00289359 Jy ! Component: 3200 - total flux cleaned = 0.0029366 Jy ! Component: 3250 - total flux cleaned = 0.00292592 Jy ! Component: 3300 - total flux cleaned = 0.00291553 Jy ! Component: 3350 - total flux cleaned = 0.00291543 Jy ! Component: 3400 - total flux cleaned = 0.00292586 Jy ! Component: 3450 - total flux cleaned = 0.00295671 Jy ! Component: 3500 - total flux cleaned = 0.00295671 Jy ! Component: 3550 - total flux cleaned = 0.00295662 Jy ! Component: 3600 - total flux cleaned = 0.00296669 Jy ! Component: 3650 - total flux cleaned = 0.00291691 Jy ! Component: 3700 - total flux cleaned = 0.00290702 Jy ! Component: 3750 - total flux cleaned = 0.00291694 Jy ! Component: 3800 - total flux cleaned = 0.00291691 Jy ! Component: 3850 - total flux cleaned = 0.00288783 Jy ! Component: 3900 - total flux cleaned = 0.00286868 Jy ! Component: 3950 - total flux cleaned = 0.00282092 Jy ! Component: 4000 - total flux cleaned = 0.00281152 Jy ! Component: 4050 - total flux cleaned = 0.00282097 Jy ! Total flux subtracted in 4096 components = 0.00281155 Jy ! Clean residual min=-0.000509 max=0.000605 Jy/beam ! Clean residual mean=-0.000002 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.124327 Jy keep ! Adding 374 model components to the UV plane model. ! The established model now contains 465 components and 0.124327 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1746+2603_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.708 x 4.574 at -9.69 degrees (North through East) ! Clean map min=-0.0011659 max=0.094167 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1746+2603_C_map.fits wmodel /vlbi/sb072/temp_maps//J1746+2603_C_map.mod ! Writing 465 model components to file: /vlbi/sb072/temp_maps//J1746+2603_C_map.mod wobs /vlbi/sb072/temp_maps//J1746+2603_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1746+2603_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1746+2603_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1746+2603_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.094167 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161361 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.51407 0.51407 1.02814 2.05628 4.11256 8.22511 16.4502 32.9005 65.8009 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.094 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 583.578 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1746+2603_C_dfm.log closed on Sat Dec 15 22:30:05 2018