! Started logfile: /image_prod/ug002_uvm//J1641+2257_S_a_dfm.log on Wed Mar 4 17:28:29 2020 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 /image_prod/ug002_uvm//J1641+2257_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1641+2257_S_a_uvm.fits ! AN table 1: 6 integrations on 21 of 21 possible baselines. ! AN table 2: 10 integrations on 3 of 3 possible baselines. ! AN table 3: 18 integrations on 45 of 45 possible baselines. ! AN table 4: 12 integrations on 28 of 28 possible baselines. ! AN table 5: 6 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.740896 visibilities/baseline/integration-bin. ! Found source: J1641+2257 ! ! 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 40 lines of history. ! ! Reading 3174 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 J1641+2257_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 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 25 telescope corrections were flagged in sub-array 3. ! A total of 27 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 25 telescope corrections were flagged in sub-array 3. ! A total of 27 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 25 telescope corrections were flagged in sub-array 3. ! A total of 27 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.188106Jy sigma=8.924800 ! Fit after self-cal, rms=0.419203Jy sigma=3.240178 ! 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=3.246 mas, bmaj=5.769 mas, bpa=-2.092 degrees ! Estimated noise=2.0879 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 = 0.466836 Jy ! Component: 100 - total flux cleaned = 0.568655 Jy ! Total flux subtracted in 100 components = 0.568655 Jy ! Clean residual min=-0.017779 max=0.028485 Jy/beam ! Clean residual mean=0.000063 rms=0.004295 Jy/beam ! Combined flux in latest and established models = 0.568655 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.568655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.156600Jy sigma=0.824363 ! Fit after self-cal, rms=0.156597Jy sigma=0.824316 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255354 Jy ! Component: 100 - total flux cleaned = 0.0342189 Jy ! Total flux subtracted in 100 components = 0.0342189 Jy ! Clean residual min=-0.018433 max=0.017309 Jy/beam ! Clean residual mean=0.000088 rms=0.004104 Jy/beam ! Combined flux in latest and established models = 0.602874 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.602874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.151211Jy sigma=0.809441 ! Fit after self-cal, rms=0.151185Jy sigma=0.809276 ! 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=3.773 mas, bmaj=6.487 mas, bpa=-1.878 degrees ! Estimated noise=1.76623 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 = -0.00432554 Jy ! Component: 100 - total flux cleaned = -0.00454809 Jy ! Component: 150 - total flux cleaned = -0.00437538 Jy ! Component: 200 - total flux cleaned = -0.0042367 Jy ! Total flux subtracted in 200 components = -0.0042367 Jy ! Clean residual min=-0.020081 max=0.015666 Jy/beam ! Clean residual mean=0.000099 rms=0.003851 Jy/beam ! Combined flux in latest and established models = 0.598638 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 17 components and 0.598638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.150813Jy sigma=0.803446 ! Fit after self-cal, rms=0.150798Jy sigma=0.803327 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.773 x 6.487 at -1.878 degrees (North through East) ! Clean map min=-0.019516 max=0.59522 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.05 KP 1.01 LA 1.05 ! NL 0.82 OV 1.02 SC 1.05 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.01 HN 1.08 KP 1.07 ! LA 1.07 MK 1.02 NL 1.05 OV 0.83 ! PT 1.07 SC 1.06 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.09 FD 1.10 HN 1.01 LA 1.02 ! MK 0.96 NL 0.97 OV 0.81 SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! FD 1.08 HN 1.08 KP 1.03 LA 1.03 ! MK 1.00 NL 1.07 OV 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.66 FD 1.06 KP 1.01 LA 1.05 ! NL 0.87 OV 0.98 SC 1.16 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.03 HN 1.02 KP 1.06 ! LA 1.08 MK 1.03 NL 1.02 OV 0.84 ! PT 1.06 SC 1.03 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.12 HN 1.04 LA 1.03 ! MK 0.88 NL 0.93 OV 0.74 SC 0.86 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! FD 1.02 HN 1.08 KP 1.06 LA 1.04 ! MK 1.00 NL 1.15 OV 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.07 KP 1.01 LA 1.03 ! NL 0.82 OV 1.00 SC 1.01 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.98 HN 1.03 KP 1.07 ! LA 1.06 MK 1.03 NL 1.05 OV 0.81 ! PT 1.07 SC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.14 FD 1.15 HN 1.00 LA 1.00 ! MK 0.91 NL 1.00 OV 0.89 SC 0.92 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! FD 1.03 HN 1.07 KP 1.05 LA 1.03 ! MK 1.00 NL 0.61 OV 0.98 ! ! ! Fit before self-cal, rms=0.150798Jy sigma=0.803327 ! Fit after self-cal, rms=0.117553Jy sigma=0.548312 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.709 mas, bmaj=6.483 mas, bpa=-1.877 degrees ! Estimated noise=1.79294 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 = 0.0037953 Jy ! Component: 100 - total flux cleaned = 0.00437502 Jy ! Component: 150 - total flux cleaned = 0.00431204 Jy ! Component: 200 - total flux cleaned = 0.00419917 Jy ! Total flux subtracted in 200 components = 0.00419917 Jy ! Clean residual min=-0.007762 max=0.007126 Jy/beam ! Clean residual mean=0.000043 rms=0.001779 Jy/beam ! Combined flux in latest and established models = 0.602837 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.602837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117110Jy sigma=0.548219 ! Fit after self-cal, rms=0.117111Jy sigma=0.547988 ! 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=0.117111Jy sigma=0.547988 ! Fit after self-cal, rms=0.060436Jy sigma=0.415486 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.708 mas, bmaj=6.485 mas, bpa=-1.868 degrees ! Estimated noise=1.7931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014168 Jy ! Component: 100 - total flux cleaned = 0.00165696 Jy ! Component: 150 - total flux cleaned = 0.00182517 Jy ! Component: 200 - total flux cleaned = 0.00180051 Jy ! Total flux subtracted in 200 components = 0.00180051 Jy ! Clean residual min=-0.003660 max=0.005138 Jy/beam ! Clean residual mean=0.000010 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.604637 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 37 components and 0.604637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060341Jy sigma=0.415097 ! Fit after self-cal, rms=0.060333Jy sigma=0.415012 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, -22.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043804 Jy ! Component: 100 - total flux cleaned = 0.00666128 Jy ! Component: 150 - total flux cleaned = 0.00734928 Jy ! Component: 200 - total flux cleaned = 0.00757762 Jy ! Total flux subtracted in 200 components = 0.00757762 Jy ! Clean residual min=-0.003337 max=0.003092 Jy/beam ! Clean residual mean=0.000008 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.612215 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 61 components and 0.612215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060027Jy sigma=0.411956 ! Fit after self-cal, rms=0.060016Jy sigma=0.411820 ! 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=0.060016Jy sigma=0.411820 ! Fit after self-cal, rms=0.059756Jy sigma=0.411040 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.704 mas, bmaj=6.481 mas, bpa=-1.841 degrees ! Estimated noise=1.79217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001684 Jy ! Component: 100 - total flux cleaned = 0.00236906 Jy ! Component: 150 - total flux cleaned = 0.00273099 Jy ! Component: 200 - total flux cleaned = 0.0030113 Jy ! Total flux subtracted in 200 components = 0.0030113 Jy ! Clean residual min=-0.003288 max=0.002965 Jy/beam ! Clean residual mean=0.000007 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.615226 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.615226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059678Jy sigma=0.410432 ! Fit after self-cal, rms=0.059680Jy sigma=0.410414 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 = 0.000409561 Jy ! Component: 100 - total flux cleaned = 0.000480661 Jy ! Component: 150 - total flux cleaned = 0.000513337 Jy ! Component: 200 - total flux cleaned = 0.000573937 Jy ! Total flux subtracted in 200 components = 0.000573937 Jy ! Clean residual min=-0.003265 max=0.002932 Jy/beam ! Clean residual mean=0.000007 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.6158 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.6158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059648Jy sigma=0.410132 ! Fit after self-cal, rms=0.059650Jy sigma=0.410123 ! 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=0.059650Jy sigma=0.410123 ! Fit after self-cal, rms=0.059680Jy sigma=0.410009 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.759 mas, bmaj=10.03 mas, bpa=-4.253 degrees ! Estimated noise=2.16587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169441 Jy ! Component: 100 - total flux cleaned = 0.00269656 Jy ! Component: 150 - total flux cleaned = 0.00344387 Jy ! Component: 200 - total flux cleaned = 0.00384579 Jy ! Total flux subtracted in 200 components = 0.00384579 Jy ! Clean residual min=-0.003354 max=0.003443 Jy/beam ! Clean residual mean=0.000011 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.619646 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 84 components and 0.619646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059664Jy sigma=0.409980 ! Fit after self-cal, rms=0.059664Jy sigma=0.409955 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 (44, -24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246498 Jy ! Component: 100 - total flux cleaned = 0.00202064 Jy ! Component: 150 - total flux cleaned = 0.00189863 Jy ! Component: 200 - total flux cleaned = 0.00190194 Jy ! Total flux subtracted in 200 components = 0.00190194 Jy ! Clean residual min=-0.003277 max=0.002379 Jy/beam ! Clean residual mean=0.000008 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.621548 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 115 components and 0.621547 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059523Jy sigma=0.408885 ! Fit after self-cal, rms=0.059511Jy sigma=0.408788 ! 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=3.7 mas, bmaj=6.478 mas, bpa=-1.819 degrees ! Estimated noise=1.79313 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.7 x 6.478 at -1.819 degrees (North through East) ! Clean map min=-0.0032196 max=0.59811 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. ! ! Fit before self-cal, rms=0.059511Jy sigma=0.408788 ! Fit after self-cal, rms=0.055139Jy sigma=0.370656 ! Inverting map and beam ! Estimated beam: bmin=3.699 mas, bmaj=6.476 mas, bpa=-1.792 degrees ! Estimated noise=1.79534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00089102 Jy ! Component: 100 - total flux cleaned = 0.00133134 Jy ! Component: 150 - total flux cleaned = 0.00167561 Jy ! Component: 200 - total flux cleaned = 0.00199176 Jy ! Total flux subtracted in 200 components = 0.00199176 Jy ! Clean residual min=-0.003266 max=0.002575 Jy/beam ! Clean residual mean=0.000005 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.623539 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 142 components and 0.623539 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055011Jy sigma=0.369691 ! Fit after self-cal, rms=0.055007Jy sigma=0.369654 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000327457 Jy ! Component: 100 - total flux cleaned = 0.000425963 Jy ! Component: 150 - total flux cleaned = 0.000473549 Jy ! Component: 200 - total flux cleaned = 0.0005604 Jy ! Total flux subtracted in 200 components = 0.0005604 Jy ! Clean residual min=-0.003196 max=0.002542 Jy/beam ! Clean residual mean=0.000005 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.6241 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 158 components and 0.6241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054935Jy sigma=0.369121 ! Fit after self-cal, rms=0.054935Jy sigma=0.369109 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054935Jy sigma=0.369109 ! Fit after self-cal, rms=0.054934Jy sigma=0.369024 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=3.206 mas, bmaj=5.759 mas, bpa=-1.834 degrees ! Estimated noise=2.10348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.46531 Jy ! Component: 100 - total flux cleaned = 0.566794 Jy ! Component: 150 - total flux cleaned = 0.59241 Jy ! Component: 200 - total flux cleaned = 0.603562 Jy ! Total flux subtracted in 200 components = 0.603562 Jy ! Clean residual min=-0.004831 max=0.005109 Jy/beam ! Clean residual mean=0.000008 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.603562 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.603562 Jy ! Inverting map and beam ! Estimated beam: bmin=3.697 mas, bmaj=6.475 mas, bpa=-1.789 degrees ! Estimated noise=1.79597 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 = 0.00669247 Jy ! Component: 100 - total flux cleaned = 0.00990162 Jy ! Component: 150 - total flux cleaned = 0.0122123 Jy ! Component: 200 - total flux cleaned = 0.0139122 Jy ! Total flux subtracted in 200 components = 0.0139122 Jy ! Clean residual min=-0.003495 max=0.003372 Jy/beam ! Clean residual mean=0.000007 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.617474 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.617474 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=7.755 mas, bmaj=10.03 mas, bpa=-4.218 degrees ! Estimated noise=2.17127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341115 Jy ! Component: 100 - total flux cleaned = 0.0050418 Jy ! Component: 150 - total flux cleaned = 0.00596863 Jy ! Component: 200 - total flux cleaned = 0.00640486 Jy ! Total flux subtracted in 200 components = 0.00640486 Jy ! Clean residual min=-0.003263 max=0.002389 Jy/beam ! Clean residual mean=0.000008 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.623879 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 = 0.000452132 Jy ! Component: 100 - total flux cleaned = 0.000914091 Jy ! Component: 150 - total flux cleaned = 0.00132704 Jy ! Component: 200 - total flux cleaned = 0.0014684 Jy ! Total flux subtracted in 200 components = 0.0014684 Jy ! Clean residual min=-0.003146 max=0.002346 Jy/beam ! Clean residual mean=0.000007 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.625347 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 82 components and 0.625347 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.697 mas, bmaj=6.475 mas, bpa=-1.789 degrees ! Estimated noise=1.79597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257584 Jy ! Component: 100 - total flux cleaned = 0.000104888 Jy ! Component: 150 - total flux cleaned = -0.0001048 Jy ! Component: 200 - total flux cleaned = -0.000365772 Jy ! Total flux subtracted in 200 components = -0.000365772 Jy ! Clean residual min=-0.003259 max=0.002619 Jy/beam ! Clean residual mean=0.000005 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.624982 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.624982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055144Jy sigma=0.371191 ! Fit after self-cal, rms=0.055114Jy sigma=0.370958 wmodel J1641+2257_S_a_map.mod ! Writing 102 model components to file: J1641+2257_S_a_map.mod wobs J1641+2257_S_a_uvs.fits ! Writing UV FITS file: J1641+2257_S_a_uvs.fits wwins J1641+2257_S_a_map.win ! wwins: Wrote 3 windows to J1641+2257_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 = -0.000319328 Jy ! Component: 100 - total flux cleaned = -0.000648805 Jy ! Component: 150 - total flux cleaned = -0.000826095 Jy ! Component: 200 - total flux cleaned = -0.00108053 Jy ! Component: 250 - total flux cleaned = -0.00145066 Jy ! Component: 300 - total flux cleaned = -0.00165038 Jy ! Component: 350 - total flux cleaned = -0.00184481 Jy ! Component: 400 - total flux cleaned = -0.001959 Jy ! Component: 450 - total flux cleaned = -0.0020329 Jy ! Component: 500 - total flux cleaned = -0.00206867 Jy ! Component: 550 - total flux cleaned = -0.0020685 Jy ! Component: 600 - total flux cleaned = -0.0020331 Jy ! Component: 650 - total flux cleaned = -0.00203309 Jy ! Component: 700 - total flux cleaned = -0.00203265 Jy ! Component: 750 - total flux cleaned = -0.00196528 Jy ! Component: 800 - total flux cleaned = -0.00199936 Jy ! Component: 850 - total flux cleaned = -0.00196684 Jy ! Component: 900 - total flux cleaned = -0.00190273 Jy ! Component: 950 - total flux cleaned = -0.00193542 Jy ! Component: 1000 - total flux cleaned = -0.00190403 Jy ! Component: 1050 - total flux cleaned = -0.00199833 Jy ! Component: 1100 - total flux cleaned = -0.0019979 Jy ! Component: 1150 - total flux cleaned = -0.00199712 Jy ! Component: 1200 - total flux cleaned = -0.00205699 Jy ! Component: 1250 - total flux cleaned = -0.00205659 Jy ! Component: 1300 - total flux cleaned = -0.0020857 Jy ! Component: 1350 - total flux cleaned = -0.00214383 Jy ! Component: 1400 - total flux cleaned = -0.00228841 Jy ! Component: 1450 - total flux cleaned = -0.00237383 Jy ! Component: 1500 - total flux cleaned = -0.00237417 Jy ! Component: 1550 - total flux cleaned = -0.00237418 Jy ! Component: 1600 - total flux cleaned = -0.00237436 Jy ! Component: 1650 - total flux cleaned = -0.00245704 Jy ! Component: 1700 - total flux cleaned = -0.00242988 Jy ! Component: 1750 - total flux cleaned = -0.00256543 Jy ! Component: 1800 - total flux cleaned = -0.00261888 Jy ! Component: 1850 - total flux cleaned = -0.00253864 Jy ! Component: 1900 - total flux cleaned = -0.00264386 Jy ! Component: 1950 - total flux cleaned = -0.00274807 Jy ! Component: 2000 - total flux cleaned = -0.00287763 Jy ! Component: 2050 - total flux cleaned = -0.00292836 Jy ! Component: 2100 - total flux cleaned = -0.00295398 Jy ! Component: 2150 - total flux cleaned = -0.00303 Jy ! Component: 2200 - total flux cleaned = -0.00298011 Jy ! Component: 2250 - total flux cleaned = -0.00315461 Jy ! Component: 2300 - total flux cleaned = -0.0032538 Jy ! Component: 2350 - total flux cleaned = -0.00327825 Jy ! Component: 2400 - total flux cleaned = -0.00337576 Jy ! Component: 2450 - total flux cleaned = -0.0034243 Jy ! Component: 2500 - total flux cleaned = -0.00347266 Jy ! Component: 2550 - total flux cleaned = -0.00347233 Jy ! Component: 2600 - total flux cleaned = -0.00356749 Jy ! Component: 2650 - total flux cleaned = -0.00347327 Jy ! Component: 2700 - total flux cleaned = -0.00363756 Jy ! Component: 2750 - total flux cleaned = -0.00356782 Jy ! Component: 2800 - total flux cleaned = -0.00359078 Jy ! Component: 2850 - total flux cleaned = -0.00363687 Jy ! Component: 2900 - total flux cleaned = -0.00363703 Jy ! Component: 2950 - total flux cleaned = -0.00368261 Jy ! Component: 3000 - total flux cleaned = -0.00363746 Jy ! Component: 3050 - total flux cleaned = -0.00370463 Jy ! Component: 3100 - total flux cleaned = -0.00368223 Jy ! Component: 3150 - total flux cleaned = -0.00374865 Jy ! Component: 3200 - total flux cleaned = -0.00374865 Jy ! Component: 3250 - total flux cleaned = -0.00366102 Jy ! Component: 3300 - total flux cleaned = -0.00372624 Jy ! Component: 3350 - total flux cleaned = -0.00368291 Jy ! Component: 3400 - total flux cleaned = -0.00374745 Jy ! Component: 3450 - total flux cleaned = -0.00370442 Jy ! Component: 3500 - total flux cleaned = -0.00374693 Jy ! Component: 3550 - total flux cleaned = -0.00370451 Jy ! Component: 3600 - total flux cleaned = -0.00362031 Jy ! Component: 3650 - total flux cleaned = -0.00372508 Jy ! Component: 3700 - total flux cleaned = -0.00357937 Jy ! Component: 3750 - total flux cleaned = -0.0036622 Jy ! Component: 3800 - total flux cleaned = -0.00362104 Jy ! Component: 3850 - total flux cleaned = -0.00364143 Jy ! Component: 3900 - total flux cleaned = -0.00358018 Jy ! Component: 3950 - total flux cleaned = -0.00343812 Jy ! Component: 4000 - total flux cleaned = -0.00347873 Jy ! Component: 4050 - total flux cleaned = -0.00339825 Jy ! Total flux subtracted in 4096 components = -0.00337836 Jy ! Clean residual min=-0.001411 max=0.001257 Jy/beam ! Clean residual mean=0.000004 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.621603 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 425 components and 0.621604 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1641+2257_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.697 x 6.475 at -1.789 degrees (North through East) ! Clean map min=-0.0025699 max=0.59781 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1641+2257_S_a_map.fits wmodel /image_prod/ug002_uvm//J1641+2257_S_a_map.mod ! Writing 425 model components to file: /image_prod/ug002_uvm//J1641+2257_S_a_map.mod wobs /image_prod/ug002_uvm//J1641+2257_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1641+2257_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1641+2257_S_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uvm//J1641+2257_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.597815 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000378594 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.189989 0.189989 0.379978 0.759956 1.51991 3.03982 6.07964 12.1593 24.3186 48.6372 97.2743 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.597 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1579.04 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1641+2257_S_a_dfm.log closed on Wed Mar 4 17:28:33 2020