! Started logfile: /image_prod/ug002_uvm//J0112+2244_S_a_dfm.log on Wed Mar 4 16:27:09 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//J0112+2244_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J0112+2244_S_a_uvm.fits ! AN table 1: 11 integrations on 21 of 21 possible baselines. ! AN table 2: 6 integrations on 21 of 21 possible baselines. ! AN table 3: 6 integrations on 28 of 28 possible baselines. ! AN table 4: 39 integrations on 45 of 45 possible baselines. ! AN table 5: 18 integrations on 36 of 36 possible baselines. ! AN table 6: 39 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.825254 visibilities/baseline/integration-bin. ! Found source: J0112+2244 ! ! 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 10725 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 J0112+2244_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 23 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 35 telescope corrections were flagged in sub-array 4. ! A total of 37 telescope corrections were flagged in sub-array 5. ! A total of 10 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 35 telescope corrections were flagged in sub-array 4. ! A total of 37 telescope corrections were flagged in sub-array 5. ! A total of 10 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 35 telescope corrections were flagged in sub-array 4. ! A total of 37 telescope corrections were flagged in sub-array 5. ! A total of 10 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=1.059760Jy sigma=8.785430 ! Fit after self-cal, rms=0.678025Jy sigma=5.564136 ! 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=2.652 mas, bmaj=6.203 mas, bpa=-8.762 degrees ! Estimated noise=1.15448 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 = 0.265784 Jy ! Component: 100 - total flux cleaned = 0.324329 Jy ! Total flux subtracted in 100 components = 0.324329 Jy ! Clean residual min=-0.011209 max=0.019107 Jy/beam ! Clean residual mean=-0.000020 rms=0.002686 Jy/beam ! Combined flux in latest and established models = 0.324328 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.324328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142046Jy sigma=0.971907 ! Fit after self-cal, rms=0.142004Jy sigma=0.971105 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0205498 Jy ! Component: 100 - total flux cleaned = 0.0325064 Jy ! Total flux subtracted in 100 components = 0.0325064 Jy ! Clean residual min=-0.009557 max=0.012266 Jy/beam ! Clean residual mean=-0.000017 rms=0.002509 Jy/beam ! Combined flux in latest and established models = 0.356835 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.356835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139954Jy sigma=0.948206 ! Fit after self-cal, rms=0.139939Jy sigma=0.947945 ! 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=3.279 mas, bmaj=7.452 mas, bpa=-9.287 degrees ! Estimated noise=0.863876 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 = -0.00102585 Jy ! Component: 100 - total flux cleaned = -0.000555915 Jy ! Component: 150 - total flux cleaned = -0.000175413 Jy ! Component: 200 - total flux cleaned = 0.000147689 Jy ! Total flux subtracted in 200 components = 0.000147689 Jy ! Clean residual min=-0.009123 max=0.009380 Jy/beam ! Clean residual mean=-0.000021 rms=0.002308 Jy/beam ! Combined flux in latest and established models = 0.356983 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.356983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139260Jy sigma=0.943112 ! Fit after self-cal, rms=0.139252Jy sigma=0.943034 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.279 x 7.452 at -9.287 degrees (North through East) ! Clean map min=-0.0088993 max=0.33556 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.90 KP 0.92 MK 0.91 ! NL 0.93 OV 0.82 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.92 HN 0.86 KP 0.93 ! NL 0.92 OV 0.77 SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.78 FD 0.88 HN 0.95 KP 0.89 ! MK 0.99 NL 0.87 OV 0.81 SC 0.89 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.97 HN 0.97 KP 0.99 ! LA 0.95 MK 0.97 NL 0.91 OV 0.95 ! PT 0.95 SC 0.90 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.93 HN 1.03 KP 0.95 LA 0.97 ! MK 1.03 NL 0.99 OV 0.98 PT 0.99 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.56 FD 0.99 KP 1.05 LA 1.09 ! MK 1.08 NL 1.26 OV 1.04 PT 1.23 ! SC 1.14 ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.33 FD 0.95 KP 0.92 MK 0.98 ! NL 0.94 OV 0.85 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.95 HN 0.88 KP 0.90 ! NL 1.05 OV 0.80 SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.40 FD 0.86 HN 0.94 KP 0.90 ! MK 0.97 NL 0.96 OV 0.77 SC 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.19 FD 0.97 HN 0.96 KP 0.99 ! LA 0.94 MK 0.98 NL 0.96 OV 0.94 ! PT 0.96 SC 0.85 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.96 HN 1.02 KP 0.99 LA 0.99 ! MK 1.03 NL 1.03 OV 0.98 PT 0.96 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 6: ! BR 2.17 FD 0.99 KP 1.03 LA 1.06 ! MK 1.13 NL 1.05 OV 1.04 PT 1.26 ! SC 1.33 ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.93 KP 0.95 MK 0.96 ! NL 0.90 OV 0.83 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.93 HN 0.88 KP 0.91 ! NL 0.93 OV 0.78 SC 0.89 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.85 HN 0.90 KP 0.88 ! MK 0.96 NL 0.77 OV 0.81 SC 0.88 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 0.98 HN 0.95 KP 0.98 ! LA 0.94 MK 0.98 NL 0.92 OV 0.94 ! PT 0.98 SC 0.93 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.06 HN 1.02 KP 0.97 LA 0.97 ! MK 1.01 NL 1.01 OV 0.99 PT 1.00 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.51 FD 0.98 KP 1.05 LA 1.07 ! MK 1.11 NL 1.29 OV 1.02 PT 1.24 ! SC 1.13 ! ! ! Fit before self-cal, rms=0.139252Jy sigma=0.943034 ! Fit after self-cal, rms=0.154205Jy sigma=0.767532 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.29 mas, bmaj=7.438 mas, bpa=-9.253 degrees ! Estimated noise=0.881563 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 = 0.00344126 Jy ! Component: 100 - total flux cleaned = 0.0040388 Jy ! Component: 150 - total flux cleaned = 0.00441797 Jy ! Component: 200 - total flux cleaned = 0.00447274 Jy ! Total flux subtracted in 200 components = 0.00447274 Jy ! Clean residual min=-0.006656 max=0.007296 Jy/beam ! Clean residual mean=-0.000026 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 0.361455 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.361455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.153971Jy sigma=0.766611 ! Fit after self-cal, rms=0.154495Jy sigma=0.766213 ! 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=0.154495Jy sigma=0.766213 ! Fit after self-cal, rms=0.154439Jy sigma=0.604942 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.272 mas, bmaj=7.408 mas, bpa=-9.103 degrees ! Estimated noise=0.88689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381636 Jy ! Component: 100 - total flux cleaned = 0.00432401 Jy ! Component: 150 - total flux cleaned = 0.00456752 Jy ! Component: 200 - total flux cleaned = 0.00470267 Jy ! Total flux subtracted in 200 components = 0.00470267 Jy ! Clean residual min=-0.003539 max=0.004162 Jy/beam ! Clean residual mean=-0.000006 rms=0.000973 Jy/beam ! Combined flux in latest and established models = 0.366158 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 0.366158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154218Jy sigma=0.603520 ! Fit after self-cal, rms=0.154385Jy sigma=0.603376 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 (9, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440198 Jy ! Component: 100 - total flux cleaned = 0.00709797 Jy ! Component: 150 - total flux cleaned = 0.00751942 Jy ! Component: 200 - total flux cleaned = 0.00787119 Jy ! Total flux subtracted in 200 components = 0.00787119 Jy ! Clean residual min=-0.003397 max=0.004000 Jy/beam ! Clean residual mean=-0.000006 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 0.374029 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 48 components and 0.374029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154206Jy sigma=0.601111 ! Fit after self-cal, rms=0.154187Jy sigma=0.600823 ! Inverting map ! Added new window around map position (115, 99). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353691 Jy ! Component: 100 - total flux cleaned = 0.00449482 Jy ! Component: 150 - total flux cleaned = 0.0050073 Jy ! Component: 200 - total flux cleaned = 0.0051425 Jy ! Total flux subtracted in 200 components = 0.0051425 Jy ! Clean residual min=-0.003313 max=0.003736 Jy/beam ! Clean residual mean=-0.000005 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.379172 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 72 components and 0.379172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.153985Jy sigma=0.599766 ! Fit after self-cal, rms=0.153976Jy sigma=0.599646 ! 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=0.153976Jy sigma=0.599646 ! Fit after self-cal, rms=0.189612Jy sigma=0.546769 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.264 mas, bmaj=7.399 mas, bpa=-9.238 degrees ! Estimated noise=0.886548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174366 Jy ! Component: 100 - total flux cleaned = 0.00187315 Jy ! Component: 150 - total flux cleaned = 0.00187362 Jy ! Component: 200 - total flux cleaned = 0.0020105 Jy ! Total flux subtracted in 200 components = 0.0020105 Jy ! Clean residual min=-0.002127 max=0.002107 Jy/beam ! Clean residual mean=0.000004 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.381182 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 93 components and 0.381182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.189560Jy sigma=0.546071 ! Fit after self-cal, rms=0.190167Jy sigma=0.545813 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 = 0.000626964 Jy ! Component: 100 - total flux cleaned = 0.000667223 Jy ! Component: 150 - total flux cleaned = 0.000778138 Jy ! Component: 200 - total flux cleaned = 0.00088115 Jy ! Total flux subtracted in 200 components = 0.00088115 Jy ! Clean residual min=-0.002084 max=0.002025 Jy/beam ! Clean residual mean=0.000004 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.382063 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.382063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.190136Jy sigma=0.545580 ! Fit after self-cal, rms=0.190146Jy sigma=0.545564 ! 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=0.190146Jy sigma=0.545564 ! Fit after self-cal, rms=0.190755Jy sigma=0.545423 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.564 mas, bmaj=10.84 mas, bpa=-6.099 degrees ! Estimated noise=1.09964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160292 Jy ! Component: 100 - total flux cleaned = 0.00240892 Jy ! Component: 150 - total flux cleaned = 0.00282253 Jy ! Component: 200 - total flux cleaned = 0.00301988 Jy ! Total flux subtracted in 200 components = 0.00301988 Jy ! Clean residual min=-0.002213 max=0.002285 Jy/beam ! Clean residual mean=0.000007 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.385083 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 122 components and 0.385083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.190735Jy sigma=0.545286 ! Fit after self-cal, rms=0.190747Jy sigma=0.545258 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 = 0.000536248 Jy ! Component: 100 - total flux cleaned = 0.000707794 Jy ! Component: 150 - total flux cleaned = 0.000797924 Jy ! Component: 200 - total flux cleaned = 0.00088061 Jy ! Total flux subtracted in 200 components = 0.00088061 Jy ! Clean residual min=-0.002198 max=0.002262 Jy/beam ! Clean residual mean=0.000006 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.385964 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 129 components and 0.385964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.190739Jy sigma=0.545224 ! Fit after self-cal, rms=0.190736Jy sigma=0.545217 ! 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=3.26 mas, bmaj=7.397 mas, bpa=-9.285 degrees ! Estimated noise=0.886659 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.26 x 7.397 at -9.285 degrees (North through East) ! Clean map min=-0.0018945 max=0.34156 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=2.647 mas, bmaj=6.118 mas, bpa=-8.751 degrees ! Estimated noise=1.14557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.262645 Jy ! Component: 100 - total flux cleaned = 0.320978 Jy ! Component: 150 - total flux cleaned = 0.342837 Jy ! Component: 200 - total flux cleaned = 0.354076 Jy ! Total flux subtracted in 200 components = 0.354076 Jy ! Clean residual min=-0.003009 max=0.005279 Jy/beam ! Clean residual mean=-0.000000 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.354076 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.354076 Jy ! Inverting map and beam ! Estimated beam: bmin=3.26 mas, bmaj=7.397 mas, bpa=-9.285 degrees ! Estimated noise=0.886659 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 = 0.00929566 Jy ! Component: 100 - total flux cleaned = 0.0148126 Jy ! Component: 150 - total flux cleaned = 0.0185624 Jy ! Component: 200 - total flux cleaned = 0.0214584 Jy ! Total flux subtracted in 200 components = 0.0214584 Jy ! Clean residual min=-0.002165 max=0.002533 Jy/beam ! Clean residual mean=0.000003 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.375535 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 43 components and 0.375535 Jy ! Inverting map ! Added new window around map position (90, 123). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025747 Jy ! Component: 100 - total flux cleaned = 0.00454604 Jy ! Component: 150 - total flux cleaned = 0.00617372 Jy ! Component: 200 - total flux cleaned = 0.00722492 Jy ! Total flux subtracted in 200 components = 0.00722492 Jy ! Clean residual min=-0.002028 max=0.002034 Jy/beam ! Clean residual mean=0.000002 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.38276 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 67 components and 0.38276 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=7.564 mas, bmaj=10.84 mas, bpa=-6.099 degrees ! Estimated noise=1.09964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018819 Jy ! Component: 100 - total flux cleaned = 0.00264629 Jy ! Component: 150 - total flux cleaned = 0.00322469 Jy ! Component: 200 - total flux cleaned = 0.00371192 Jy ! Total flux subtracted in 200 components = 0.00371192 Jy ! Clean residual min=-0.002261 max=0.002216 Jy/beam ! Clean residual mean=0.000006 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.386472 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 = 0.000240793 Jy ! Component: 100 - total flux cleaned = 0.000401462 Jy ! Component: 150 - total flux cleaned = 0.000550331 Jy ! Component: 200 - total flux cleaned = 0.000640023 Jy ! Total flux subtracted in 200 components = 0.000640023 Jy ! Clean residual min=-0.002209 max=0.002258 Jy/beam ! Clean residual mean=0.000006 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.387112 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 106 components and 0.387112 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.26 mas, bmaj=7.397 mas, bpa=-9.285 degrees ! Estimated noise=0.886659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000328889 Jy ! Component: 100 - total flux cleaned = -0.000404267 Jy ! Component: 150 - total flux cleaned = -0.000404309 Jy ! Component: 200 - total flux cleaned = -0.000437446 Jy ! Total flux subtracted in 200 components = -0.000437446 Jy ! Clean residual min=-0.001960 max=0.002012 Jy/beam ! Clean residual mean=0.000003 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.386674 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 127 components and 0.386674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.190709Jy sigma=0.545112 ! Fit after self-cal, rms=0.190690Jy sigma=0.545026 wmodel J0112+2244_S_a_map.mod ! Writing 127 model components to file: J0112+2244_S_a_map.mod wobs J0112+2244_S_a_uvs.fits ! Writing UV FITS file: J0112+2244_S_a_uvs.fits wwins J0112+2244_S_a_map.win ! wwins: Wrote 4 windows to J0112+2244_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 = 0.000223015 Jy ! Component: 100 - total flux cleaned = 8.3441e-05 Jy ! Component: 150 - total flux cleaned = 5.00845e-05 Jy ! Component: 200 - total flux cleaned = 8.16791e-05 Jy ! Component: 250 - total flux cleaned = 8.17246e-05 Jy ! Component: 300 - total flux cleaned = 5.16203e-05 Jy ! Component: 350 - total flux cleaned = 2.2326e-05 Jy ! Component: 400 - total flux cleaned = -3.59007e-05 Jy ! Component: 450 - total flux cleaned = -0.000121961 Jy ! Component: 500 - total flux cleaned = -0.000262905 Jy ! Component: 550 - total flux cleaned = -0.000290825 Jy ! Component: 600 - total flux cleaned = -0.000399583 Jy ! Component: 650 - total flux cleaned = -0.000425866 Jy ! Component: 700 - total flux cleaned = -0.000452072 Jy ! Component: 750 - total flux cleaned = -0.00050418 Jy ! Component: 800 - total flux cleaned = -0.000530244 Jy ! Component: 850 - total flux cleaned = -0.000606967 Jy ! Component: 900 - total flux cleaned = -0.00073282 Jy ! Component: 950 - total flux cleaned = -0.000807346 Jy ! Component: 1000 - total flux cleaned = -0.000955026 Jy ! Component: 1050 - total flux cleaned = -0.00102816 Jy ! Component: 1100 - total flux cleaned = -0.00105258 Jy ! Component: 1150 - total flux cleaned = -0.0010769 Jy ! Component: 1200 - total flux cleaned = -0.00119553 Jy ! Component: 1250 - total flux cleaned = -0.00114803 Jy ! Component: 1300 - total flux cleaned = -0.0011484 Jy ! Component: 1350 - total flux cleaned = -0.00121801 Jy ! Component: 1400 - total flux cleaned = -0.00126427 Jy ! Component: 1450 - total flux cleaned = -0.00126431 Jy ! Component: 1500 - total flux cleaned = -0.00119602 Jy ! Component: 1550 - total flux cleaned = -0.0011735 Jy ! Component: 1600 - total flux cleaned = -0.00112884 Jy ! Component: 1650 - total flux cleaned = -0.0011291 Jy ! Component: 1700 - total flux cleaned = -0.00110703 Jy ! Component: 1750 - total flux cleaned = -0.00112906 Jy ! Component: 1800 - total flux cleaned = -0.00101909 Jy ! Component: 1850 - total flux cleaned = -0.000997254 Jy ! Component: 1900 - total flux cleaned = -0.000975671 Jy ! Component: 1950 - total flux cleaned = -0.000889073 Jy ! Component: 2000 - total flux cleaned = -0.000910843 Jy ! Component: 2050 - total flux cleaned = -0.000931949 Jy ! Component: 2100 - total flux cleaned = -0.000825652 Jy ! Component: 2150 - total flux cleaned = -0.000846658 Jy ! Component: 2200 - total flux cleaned = -0.000846603 Jy ! Component: 2250 - total flux cleaned = -0.000804598 Jy ! Component: 2300 - total flux cleaned = -0.000804678 Jy ! Component: 2350 - total flux cleaned = -0.00072176 Jy ! Component: 2400 - total flux cleaned = -0.000763095 Jy ! Component: 2450 - total flux cleaned = -0.00076302 Jy ! Component: 2500 - total flux cleaned = -0.000640249 Jy ! Component: 2550 - total flux cleaned = -0.000660681 Jy ! Component: 2600 - total flux cleaned = -0.000701251 Jy ! Component: 2650 - total flux cleaned = -0.000681026 Jy ! Component: 2700 - total flux cleaned = -0.000680945 Jy ! Component: 2750 - total flux cleaned = -0.000701017 Jy ! Component: 2800 - total flux cleaned = -0.000621203 Jy ! Component: 2850 - total flux cleaned = -0.000522175 Jy ! Component: 2900 - total flux cleaned = -0.00058137 Jy ! Component: 2950 - total flux cleaned = -0.000601091 Jy ! Component: 3000 - total flux cleaned = -0.000542247 Jy ! Component: 3050 - total flux cleaned = -0.000444663 Jy ! Component: 3100 - total flux cleaned = -0.00050279 Jy ! Component: 3150 - total flux cleaned = -0.000464119 Jy ! Component: 3200 - total flux cleaned = -0.000464037 Jy ! Component: 3250 - total flux cleaned = -0.00044476 Jy ! Component: 3300 - total flux cleaned = -0.00050209 Jy ! Component: 3350 - total flux cleaned = -0.000445039 Jy ! Component: 3400 - total flux cleaned = -0.000369079 Jy ! Component: 3450 - total flux cleaned = -0.000293487 Jy ! Component: 3500 - total flux cleaned = -0.000350031 Jy ! Component: 3550 - total flux cleaned = -0.000368752 Jy ! Component: 3600 - total flux cleaned = -0.000256577 Jy ! Component: 3650 - total flux cleaned = -0.000275101 Jy ! Component: 3700 - total flux cleaned = -0.000330845 Jy ! Component: 3750 - total flux cleaned = -0.000275305 Jy ! Component: 3800 - total flux cleaned = -0.000220007 Jy ! Component: 3850 - total flux cleaned = -0.000220005 Jy ! Component: 3900 - total flux cleaned = -0.000220064 Jy ! Component: 3950 - total flux cleaned = -0.000201903 Jy ! Component: 4000 - total flux cleaned = -0.000238252 Jy ! Component: 4050 - total flux cleaned = -0.000202031 Jy ! Total flux subtracted in 4096 components = -0.000256225 Jy ! Clean residual min=-0.000949 max=0.001220 Jy/beam ! Clean residual mean=0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.386418 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 450 components and 0.386418 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J0112+2244_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.26 x 7.397 at -9.285 degrees (North through East) ! Clean map min=-0.0018551 max=0.34189 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J0112+2244_S_a_map.fits wmodel /image_prod/ug002_uvm//J0112+2244_S_a_map.mod ! Writing 450 model components to file: /image_prod/ug002_uvm//J0112+2244_S_a_map.mod wobs /image_prod/ug002_uvm//J0112+2244_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J0112+2244_S_a_uvs.fits wwins /image_prod/ug002_uvm//J0112+2244_S_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uvm//J0112+2244_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.341892 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000344697 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.302461 0.302461 0.604922 1.20984 2.41969 4.83937 9.67875 19.3575 38.715 77.43 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.341 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 991.863 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J0112+2244_S_a_dfm.log closed on Wed Mar 4 16:27:14 2020