! Started logfile: /vlbi/uf001/uvm//J1937+8356_S_a_dfm.log on Sun Jan 13 22:22:30 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uvm//J1937+8356_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1937+8356_S_a_uvm.fits ! AN table 1: 160 integrations on 45 of 45 possible baselines. ! AN table 2: 87 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.950394 visibilities/baseline/integration-bin. ! Found source: J1937+8356 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 27474 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1937+8356_S_a] 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 0.500x0.500 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. ! A total of 99 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 99 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 99 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.022245Jy sigma=19.815654 ! Fit after self-cal, rms=0.801236Jy sigma=15.619431 ! 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=3.016 mas, bmaj=3.531 mas, bpa=-80.24 degrees ! Estimated noise=0.380631 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 = 0.148102 Jy ! Component: 100 - total flux cleaned = 0.183536 Jy ! Total flux subtracted in 100 components = 0.183536 Jy ! Clean residual min=-0.007092 max=0.036130 Jy/beam ! Clean residual mean=-0.000021 rms=0.002032 Jy/beam ! Combined flux in latest and established models = 0.183536 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.183536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093213Jy sigma=1.715427 ! Fit after self-cal, rms=0.093119Jy sigma=1.713322 ! Inverting map ! Added new window around map position (-7, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0311877 Jy ! Component: 100 - total flux cleaned = 0.0468771 Jy ! Total flux subtracted in 100 components = 0.0468771 Jy ! Clean residual min=-0.004608 max=0.013910 Jy/beam ! Clean residual mean=-0.000013 rms=0.001226 Jy/beam ! Combined flux in latest and established models = 0.230413 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.230413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078900Jy sigma=1.423000 ! Fit after self-cal, rms=0.077733Jy sigma=1.398144 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132438 Jy ! Component: 100 - total flux cleaned = 0.0213275 Jy ! Total flux subtracted in 100 components = 0.0213275 Jy ! Clean residual min=-0.003147 max=0.008004 Jy/beam ! Clean residual mean=-0.000009 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.25174 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.25174 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074301Jy sigma=1.328469 ! Fit after self-cal, rms=0.074070Jy sigma=1.323687 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00692905 Jy ! Component: 100 - total flux cleaned = 0.0113577 Jy ! Total flux subtracted in 100 components = 0.0113577 Jy ! Clean residual min=-0.002783 max=0.005061 Jy/beam ! Clean residual mean=-0.000007 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.263098 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.263098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073017Jy sigma=1.302806 ! Fit after self-cal, rms=0.072944Jy sigma=1.301410 ! 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=3.878 mas, bmaj=4.452 mas, bpa=-81.63 degrees ! Estimated noise=0.226925 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 (-14, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00701421 Jy ! Component: 100 - total flux cleaned = 0.0115117 Jy ! Component: 150 - total flux cleaned = 0.0147055 Jy ! Component: 200 - total flux cleaned = 0.0170043 Jy ! Total flux subtracted in 200 components = 0.0170043 Jy ! Clean residual min=-0.002667 max=0.003190 Jy/beam ! Clean residual mean=-0.000009 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.280103 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 68 components and 0.280103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072079Jy sigma=1.286012 ! Fit after self-cal, rms=0.071996Jy sigma=1.284463 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.878 x 4.452 at -81.63 degrees (North through East) ! Clean map min=-0.0024082 max=0.18947 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.01 KP 1.00 ! LA 1.01 MK 1.02 NL 1.01 OV 0.99 ! PT 1.01 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00 HN 1.03 KP 1.02 ! LA 0.93 MK 1.02 NL 1.10 PT 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.02 KP 1.01 ! LA 1.00 MK 0.99 NL 1.00 OV 0.98 ! PT 1.00 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.01 HN 1.01 KP 1.00 ! LA 0.95 MK 1.00 NL 0.72 PT 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.01 KP 1.01 ! LA 1.02 MK 0.99 NL 0.96 OV 0.99 ! PT 1.03 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00 HN 1.03 KP 1.02 ! LA 0.94 MK 1.06 NL 1.04 PT 1.00 ! ! ! Fit before self-cal, rms=0.071996Jy sigma=1.284463 ! Fit after self-cal, rms=0.067429Jy sigma=1.259912 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.887 mas, bmaj=4.458 mas, bpa=-81.88 degrees ! Estimated noise=0.22579 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 (-29, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324149 Jy ! Component: 100 - total flux cleaned = 0.00464696 Jy ! Component: 150 - total flux cleaned = 0.00564747 Jy ! Component: 200 - total flux cleaned = 0.00621163 Jy ! Total flux subtracted in 200 components = 0.00621163 Jy ! Clean residual min=-0.002433 max=0.002570 Jy/beam ! Clean residual mean=0.000004 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.286314 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 97 components and 0.286314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067245Jy sigma=1.256094 ! Fit after self-cal, rms=0.067220Jy sigma=1.255508 ! 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. ! ! Fit before self-cal, rms=0.067220Jy sigma=1.255508 ! Fit after self-cal, rms=0.066996Jy sigma=1.218077 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.889 mas, bmaj=4.458 mas, bpa=-81.6 degrees ! Estimated noise=0.226037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013184 Jy ! Component: 100 - total flux cleaned = 0.00170031 Jy ! Component: 150 - total flux cleaned = 0.00205561 Jy ! Component: 200 - total flux cleaned = 0.00230237 Jy ! Total flux subtracted in 200 components = 0.00230237 Jy ! Clean residual min=-0.001378 max=0.001526 Jy/beam ! Clean residual mean=0.000002 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.288617 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 0.288616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066945Jy sigma=1.217041 ! Fit after self-cal, rms=0.066990Jy sigma=1.216661 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 (-41, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158232 Jy ! Component: 100 - total flux cleaned = 0.00249232 Jy ! Component: 150 - total flux cleaned = 0.00302339 Jy ! Component: 200 - total flux cleaned = 0.00331043 Jy ! Total flux subtracted in 200 components = 0.00331043 Jy ! Clean residual min=-0.001282 max=0.001352 Jy/beam ! Clean residual mean=0.000004 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.291927 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 138 components and 0.291927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066943Jy sigma=1.215676 ! Fit after self-cal, rms=0.066940Jy sigma=1.215627 ! 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. ! ! Fit before self-cal, rms=0.066940Jy sigma=1.215627 ! Fit after self-cal, rms=0.067066Jy sigma=1.215487 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.889 mas, bmaj=4.459 mas, bpa=-81.75 degrees ! Estimated noise=0.226066 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000786222 Jy ! Component: 100 - total flux cleaned = 0.00114376 Jy ! Component: 150 - total flux cleaned = 0.00143488 Jy ! Component: 200 - total flux cleaned = 0.0016284 Jy ! Total flux subtracted in 200 components = 0.0016284 Jy ! Clean residual min=-0.001176 max=0.001317 Jy/beam ! Clean residual mean=0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.293555 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 152 components and 0.293555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067044Jy sigma=1.215041 ! Fit after self-cal, rms=0.067044Jy sigma=1.215013 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 = 0.000222363 Jy ! Component: 100 - total flux cleaned = 0.000359207 Jy ! Component: 150 - total flux cleaned = 0.000509985 Jy ! Component: 200 - total flux cleaned = 0.000612323 Jy ! Total flux subtracted in 200 components = 0.000612323 Jy ! Clean residual min=-0.001159 max=0.001287 Jy/beam ! Clean residual mean=0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.294168 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 163 components and 0.294168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067031Jy sigma=1.214740 ! Fit after self-cal, rms=0.067029Jy sigma=1.214726 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.067029Jy sigma=1.214726 ! Fit after self-cal, rms=0.067083Jy sigma=1.214691 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.373 mas, bmaj=9.197 mas, bpa=86.74 degrees ! Estimated noise=0.292134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118118 Jy ! Component: 100 - total flux cleaned = 0.00193117 Jy ! Component: 150 - total flux cleaned = 0.00228855 Jy ! Component: 200 - total flux cleaned = 0.00257654 Jy ! Total flux subtracted in 200 components = 0.00257654 Jy ! Clean residual min=-0.001456 max=0.001855 Jy/beam ! Clean residual mean=0.000006 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.296744 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 179 components and 0.296744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067077Jy sigma=1.214563 ! Fit after self-cal, rms=0.067076Jy sigma=1.214541 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 = 0.000251097 Jy ! Component: 100 - total flux cleaned = 0.000377204 Jy ! Component: 150 - total flux cleaned = 0.000492592 Jy ! Component: 200 - total flux cleaned = 0.000597859 Jy ! Total flux subtracted in 200 components = 0.000597859 Jy ! Clean residual min=-0.001455 max=0.001840 Jy/beam ! Clean residual mean=0.000006 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.297342 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 197 components and 0.297342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067073Jy sigma=1.214479 ! Fit after self-cal, rms=0.067072Jy sigma=1.214473 ! 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=3.888 mas, bmaj=4.459 mas, bpa=-81.83 degrees ! Estimated noise=0.226136 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.888 x 4.459 at -81.83 degrees (North through East) ! Clean map min=-0.0010585 max=0.18848 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=3.021 mas, bmaj=3.528 mas, bpa=-80.93 degrees ! Estimated noise=0.381187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.147658 Jy ! Component: 100 - total flux cleaned = 0.195851 Jy ! Component: 150 - total flux cleaned = 0.221682 Jy ! Component: 200 - total flux cleaned = 0.237622 Jy ! Total flux subtracted in 200 components = 0.237622 Jy ! Clean residual min=-0.003261 max=0.008502 Jy/beam ! Clean residual mean=-0.000012 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.237622 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.237622 Jy ! Inverting map and beam ! Estimated beam: bmin=3.888 mas, bmaj=4.459 mas, bpa=-81.83 degrees ! Estimated noise=0.226136 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 = 0.0156476 Jy ! Component: 100 - total flux cleaned = 0.0250528 Jy ! Component: 150 - total flux cleaned = 0.031328 Jy ! Component: 200 - total flux cleaned = 0.0359119 Jy ! Total flux subtracted in 200 components = 0.0359119 Jy ! Clean residual min=-0.001508 max=0.002625 Jy/beam ! Clean residual mean=-0.000011 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.273534 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 73 components and 0.273534 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0034985 Jy ! Component: 100 - total flux cleaned = 0.00630015 Jy ! Component: 150 - total flux cleaned = 0.00861336 Jy ! Component: 200 - total flux cleaned = 0.0105822 Jy ! Total flux subtracted in 200 components = 0.0105822 Jy ! Clean residual min=-0.001266 max=0.001457 Jy/beam ! Clean residual mean=-0.000004 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.284116 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 124 components and 0.284116 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.373 mas, bmaj=9.197 mas, bpa=86.74 degrees ! Estimated noise=0.292134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300459 Jy ! Component: 100 - total flux cleaned = 0.00524634 Jy ! Component: 150 - total flux cleaned = 0.00702342 Jy ! Component: 200 - total flux cleaned = 0.00845972 Jy ! Total flux subtracted in 200 components = 0.00845972 Jy ! Clean residual min=-0.001651 max=0.001902 Jy/beam ! Clean residual mean=0.000000 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.292576 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 = 0.00116755 Jy ! Component: 100 - total flux cleaned = 0.00212025 Jy ! Component: 150 - total flux cleaned = 0.00289989 Jy ! Component: 200 - total flux cleaned = 0.00353957 Jy ! Total flux subtracted in 200 components = 0.00353957 Jy ! Clean residual min=-0.001560 max=0.001830 Jy/beam ! Clean residual mean=0.000005 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.296115 Jy ! Adding 128 model components to the UV plane model. ! The established model now contains 236 components and 0.296115 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.888 mas, bmaj=4.459 mas, bpa=-81.83 degrees ! Estimated noise=0.226136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.52459e-05 Jy ! Component: 100 - total flux cleaned = 2.80948e-05 Jy ! Component: 150 - total flux cleaned = 0.000206927 Jy ! Component: 200 - total flux cleaned = 0.000364604 Jy ! Total flux subtracted in 200 components = 0.000364604 Jy ! Clean residual min=-0.001134 max=0.001310 Jy/beam ! Clean residual mean=0.000002 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.29648 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 251 components and 0.29648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067059Jy sigma=1.214298 ! Fit after self-cal, rms=0.067048Jy sigma=1.214097 wmodel J1937+8356_S_a_map.mod ! Writing 251 model components to file: J1937+8356_S_a_map.mod wobs J1937+8356_S_a_uvs.fits ! Writing UV FITS file: J1937+8356_S_a_uvs.fits wwins J1937+8356_S_a_map.win ! wwins: Wrote 5 windows to J1937+8356_S_a_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 = 0.00040677 Jy ! Component: 100 - total flux cleaned = 0.000638463 Jy ! Component: 150 - total flux cleaned = 0.000820315 Jy ! Component: 200 - total flux cleaned = 0.000996046 Jy ! Component: 250 - total flux cleaned = 0.00116744 Jy ! Component: 300 - total flux cleaned = 0.00129778 Jy ! Component: 350 - total flux cleaned = 0.00142555 Jy ! Component: 400 - total flux cleaned = 0.00151491 Jy ! Component: 450 - total flux cleaned = 0.00156749 Jy ! Component: 500 - total flux cleaned = 0.00160197 Jy ! Component: 550 - total flux cleaned = 0.00165288 Jy ! Component: 600 - total flux cleaned = 0.00170299 Jy ! Component: 650 - total flux cleaned = 0.00170286 Jy ! Component: 700 - total flux cleaned = 0.00175145 Jy ! Component: 750 - total flux cleaned = 0.00171942 Jy ! Component: 800 - total flux cleaned = 0.00175128 Jy ! Component: 850 - total flux cleaned = 0.00176704 Jy ! Component: 900 - total flux cleaned = 0.0017824 Jy ! Component: 950 - total flux cleaned = 0.00178234 Jy ! Component: 1000 - total flux cleaned = 0.0017822 Jy ! Component: 1050 - total flux cleaned = 0.00173783 Jy ! Component: 1100 - total flux cleaned = 0.00172305 Jy ! Component: 1150 - total flux cleaned = 0.00169417 Jy ! Component: 1200 - total flux cleaned = 0.00163656 Jy ! Component: 1250 - total flux cleaned = 0.00156556 Jy ! Component: 1300 - total flux cleaned = 0.00156537 Jy ! Component: 1350 - total flux cleaned = 0.00148159 Jy ! Component: 1400 - total flux cleaned = 0.00139853 Jy ! Component: 1450 - total flux cleaned = 0.00137139 Jy ! Component: 1500 - total flux cleaned = 0.00131722 Jy ! Component: 1550 - total flux cleaned = 0.00135746 Jy ! Component: 1600 - total flux cleaned = 0.0013041 Jy ! Component: 1650 - total flux cleaned = 0.00125119 Jy ! Component: 1700 - total flux cleaned = 0.00119883 Jy ! Component: 1750 - total flux cleaned = 0.0011598 Jy ! Component: 1800 - total flux cleaned = 0.00117273 Jy ! Component: 1850 - total flux cleaned = 0.00115985 Jy ! Component: 1900 - total flux cleaned = 0.00113443 Jy ! Component: 1950 - total flux cleaned = 0.00108412 Jy ! Component: 2000 - total flux cleaned = 0.00110922 Jy ! Component: 2050 - total flux cleaned = 0.00104705 Jy ! Component: 2100 - total flux cleaned = 0.00101007 Jy ! Component: 2150 - total flux cleaned = 0.0010224 Jy ! Component: 2200 - total flux cleaned = 0.000973542 Jy ! Component: 2250 - total flux cleaned = 0.000913149 Jy ! Component: 2300 - total flux cleaned = 0.000901225 Jy ! Component: 2350 - total flux cleaned = 0.000841578 Jy ! Component: 2400 - total flux cleaned = 0.000794264 Jy ! Component: 2450 - total flux cleaned = 0.000747131 Jy ! Component: 2500 - total flux cleaned = 0.000688556 Jy ! Component: 2550 - total flux cleaned = 0.000688566 Jy ! Component: 2600 - total flux cleaned = 0.000665456 Jy ! Component: 2650 - total flux cleaned = 0.000619452 Jy ! Component: 2700 - total flux cleaned = 0.000608128 Jy ! Component: 2750 - total flux cleaned = 0.000585498 Jy ! Component: 2800 - total flux cleaned = 0.000540283 Jy ! Component: 2850 - total flux cleaned = 0.00052904 Jy ! Component: 2900 - total flux cleaned = 0.000484538 Jy ! Component: 2950 - total flux cleaned = 0.00042914 Jy ! Component: 3000 - total flux cleaned = 0.0004732 Jy ! Component: 3050 - total flux cleaned = 0.000451211 Jy ! Component: 3100 - total flux cleaned = 0.000374864 Jy ! Component: 3150 - total flux cleaned = 0.00033148 Jy ! Component: 3200 - total flux cleaned = 0.000255971 Jy ! Component: 3250 - total flux cleaned = 0.000245248 Jy ! Component: 3300 - total flux cleaned = 0.000266633 Jy ! Component: 3350 - total flux cleaned = 0.000192174 Jy ! Component: 3400 - total flux cleaned = 0.000213315 Jy ! Component: 3450 - total flux cleaned = 0.000150218 Jy ! Component: 3500 - total flux cleaned = 8.73521e-05 Jy ! Component: 3550 - total flux cleaned = 7.69561e-05 Jy ! Component: 3600 - total flux cleaned = 0.000128833 Jy ! Component: 3650 - total flux cleaned = 2.56705e-05 Jy ! Component: 3700 - total flux cleaned = 5.65698e-05 Jy ! Component: 3750 - total flux cleaned = 3.60915e-05 Jy ! Component: 3800 - total flux cleaned = 2.59851e-05 Jy ! Component: 3850 - total flux cleaned = 5.71274e-06 Jy ! Component: 3900 - total flux cleaned = -4.38093e-06 Jy ! Component: 3950 - total flux cleaned = -4.40682e-06 Jy ! Component: 4000 - total flux cleaned = -3.43568e-05 Jy ! Component: 4050 - total flux cleaned = -3.42696e-05 Jy ! Total flux subtracted in 4096 components = -4.41336e-05 Jy ! Clean residual min=-0.000595 max=0.000607 Jy/beam ! Clean residual mean=-0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.296436 Jy keep ! Adding 342 model components to the UV plane model. ! The established model now contains 593 components and 0.296436 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1937+8356_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.888 x 4.459 at -81.83 degrees (North through East) ! Clean map min=-0.00089184 max=0.18845 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1937+8356_S_a_map.fits wmodel /vlbi/uf001/uvm//J1937+8356_S_a_map.mod ! Writing 593 model components to file: /vlbi/uf001/uvm//J1937+8356_S_a_map.mod wobs /vlbi/uf001/uvm//J1937+8356_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1937+8356_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1937+8356_S_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J1937+8356_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.188445 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000185662 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.295569 0.295569 0.591138 1.18228 2.36455 4.72911 9.45821 18.9164 37.8328 75.6657 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.188 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1014.99 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1937+8356_S_a_dfm.log closed on Sun Jan 13 22:22:36 2019