! Started logfile: /scr/pima/rdv91_uvs/J1931+2243_S_dfm.log on Fri Jun 15 11:29:37 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23299 obs /scr/pima/rdv91_uvs/J1931+2243_S_uva.fits ! Reading UV FITS file: /scr/pima/rdv91_uvs/J1931+2243_S_uva.fits ! AN table 1: 68 integrations on 36 of 36 possible baselines. ! AN table 2: 59 integrations on 45 of 45 possible baselines. ! AN table 3: 54 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.708748 visibilities/baseline/integration-bin. ! Found source: J1931+2243 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23299e+09 8e+06 1 8e+06 ! 02 2 2.26299e+09 8e+06 1 8e+06 ! 03 3 2.35299e+09 8e+06 1 8e+06 ! 04 4 2.37299e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 74 lines of history. ! ! Reading 21356 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1931+2243_S] 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 160 telescope corrections were flagged in sub-array 1. ! A total of 65 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 65 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 65 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 65 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.036349Jy sigma=18.508542 ! Fit after self-cal, rms=0.748879Jy sigma=13.023493 ! 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=2.959 mas, bmaj=3.882 mas, bpa=-3.286 degrees ! Estimated noise=0.560218 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 = 0.194213 Jy ! Component: 100 - total flux cleaned = 0.253968 Jy ! Total flux subtracted in 100 components = 0.253968 Jy ! Clean residual min=-0.008698 max=0.024994 Jy/beam ! Clean residual mean=-0.000017 rms=0.002200 Jy/beam ! Combined flux in latest and established models = 0.253968 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.253968 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129177Jy sigma=2.104746 ! Fit after self-cal, rms=0.129123Jy sigma=2.102202 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0275364 Jy ! Component: 100 - total flux cleaned = 0.0419699 Jy ! Total flux subtracted in 100 components = 0.0419699 Jy ! Clean residual min=-0.006037 max=0.007089 Jy/beam ! Clean residual mean=-0.000003 rms=0.001379 Jy/beam ! Combined flux in latest and established models = 0.295938 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.295938 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122286Jy sigma=1.944213 ! Fit after self-cal, rms=0.122220Jy sigma=1.943015 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00905867 Jy ! Component: 100 - total flux cleaned = 0.0143798 Jy ! Total flux subtracted in 100 components = 0.0143798 Jy ! Clean residual min=-0.005503 max=0.005364 Jy/beam ! Clean residual mean=0.000002 rms=0.001261 Jy/beam ! Combined flux in latest and established models = 0.310318 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.310318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121392Jy sigma=1.924028 ! Fit after self-cal, rms=0.121388Jy sigma=1.923898 ! 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=3.599 mas, bmaj=4.774 mas, bpa=-12.01 degrees ! Estimated noise=0.295768 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 (-6.5, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00801722 Jy ! Component: 100 - total flux cleaned = 0.0124905 Jy ! Component: 150 - total flux cleaned = 0.0154958 Jy ! Component: 200 - total flux cleaned = 0.01765 Jy ! Total flux subtracted in 200 components = 0.01765 Jy ! Clean residual min=-0.003145 max=0.003389 Jy/beam ! Clean residual mean=-0.000003 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.327968 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 48 components and 0.327968 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120868Jy sigma=1.912249 ! Fit after self-cal, rms=0.120805Jy sigma=1.910916 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.599 x 4.774 at -12.01 degrees (North through East) ! Clean map min=-0.0030267 max=0.26266 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 KP 1.01 LA 0.99 MK 1.04 ! NL 0.99 NY 1.03 OV 1.02 PT 0.99 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 HN 1.02 KP 0.98 ! LA 0.98 NL 1.00 NY 1.03 OV 0.98 ! PT 1.00 SC 1.00 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.04 HN 1.00 KP 1.00 ! LA 1.01 MK 0.99 NL 1.03 OV 0.98 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 0.99 LA 0.97 MK 0.99 ! NL 0.99 NY 1.02 OV 1.02 PT 0.99 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 HN 0.99 KP 1.00 ! LA 1.00 NL 0.98 NY 1.04 OV 1.00 ! PT 0.98 SC 1.00 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00 HN 0.99 KP 0.97 ! LA 0.99 MK 0.98 NL 1.05 OV 1.03 ! PT 0.97 SC 1.10 ! ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 KP 1.01 LA 1.00 MK 0.99 ! NL 1.02 NY 1.02 OV 1.02 PT 0.97 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HN 1.01 KP 1.01 ! LA 0.98 NL 1.01 NY 1.02 OV 0.96 ! PT 0.98 SC 1.00 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.01 HN 1.03 KP 1.00 ! LA 0.97 MK 1.00 NL 0.99 OV 0.97 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 1.01 LA 1.01 MK 0.91 ! NL 1.02 NY 1.00 OV 1.00 PT 0.99 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.05 HN 0.99 KP 1.01 ! LA 1.00 NL 0.98 NY 1.00 OV 1.02 ! PT 0.99 SC 0.98 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.04 HN 0.97 KP 1.00 ! LA 0.98 MK 0.97 NL 1.02 OV 1.02 ! PT 1.01 SC 0.95 ! ! ! Fit before self-cal, rms=0.120805Jy sigma=1.910916 ! Fit after self-cal, rms=0.120534Jy sigma=1.906206 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.607 mas, bmaj=4.821 mas, bpa=-13.15 degrees ! Estimated noise=0.295974 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 = 0.00239913 Jy ! Component: 100 - total flux cleaned = 0.00353053 Jy ! Component: 150 - total flux cleaned = 0.00366717 Jy ! Component: 200 - total flux cleaned = 0.00374825 Jy ! Total flux subtracted in 200 components = 0.00374825 Jy ! Clean residual min=-0.002675 max=0.002851 Jy/beam ! Clean residual mean=0.000001 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.331716 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 0.331716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120474Jy sigma=1.905104 ! Fit after self-cal, rms=0.120489Jy sigma=1.904926 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120489Jy sigma=1.904926 ! Fit after self-cal, rms=0.120353Jy sigma=1.904083 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.602 mas, bmaj=4.822 mas, bpa=-13.05 degrees ! Estimated noise=0.296002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146658 Jy ! Component: 100 - total flux cleaned = 0.00185791 Jy ! Component: 150 - total flux cleaned = 0.00204229 Jy ! Component: 200 - total flux cleaned = 0.00207533 Jy ! Total flux subtracted in 200 components = 0.00207533 Jy ! Clean residual min=-0.002542 max=0.002733 Jy/beam ! Clean residual mean=0.000001 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.333792 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 68 components and 0.333792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120323Jy sigma=1.903541 ! Fit after self-cal, rms=0.120318Jy sigma=1.903476 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 (-16, 18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255395 Jy ! Component: 100 - total flux cleaned = 0.00320184 Jy ! Component: 150 - total flux cleaned = 0.00338192 Jy ! Component: 200 - total flux cleaned = 0.00349769 Jy ! Total flux subtracted in 200 components = 0.00349769 Jy ! Clean residual min=-0.002429 max=0.002429 Jy/beam ! Clean residual mean=0.000003 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.337289 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 80 components and 0.337289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120255Jy sigma=1.902285 ! Fit after self-cal, rms=0.120253Jy sigma=1.902230 ! Inverting map ! Added new window around map position (35.5, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154338 Jy ! Component: 100 - total flux cleaned = 0.00148141 Jy ! Component: 150 - total flux cleaned = 0.0017553 Jy ! Component: 200 - total flux cleaned = 0.00195326 Jy ! Total flux subtracted in 200 components = 0.00195326 Jy ! Clean residual min=-0.002282 max=0.002178 Jy/beam ! Clean residual mean=0.000002 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.339243 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 0.339243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120188Jy sigma=1.901190 ! Fit after self-cal, rms=0.120185Jy sigma=1.901119 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120185Jy sigma=1.901119 ! Fit after self-cal, rms=0.120210Jy sigma=1.900962 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.6 mas, bmaj=4.823 mas, bpa=-13.01 degrees ! Estimated noise=0.295976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000938218 Jy ! Component: 100 - total flux cleaned = 0.00149111 Jy ! Component: 150 - total flux cleaned = 0.00169972 Jy ! Component: 200 - total flux cleaned = 0.00176464 Jy ! Total flux subtracted in 200 components = 0.00176464 Jy ! Clean residual min=-0.002232 max=0.002153 Jy/beam ! Clean residual mean=0.000001 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.341007 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.341007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120186Jy sigma=1.900573 ! Fit after self-cal, rms=0.120186Jy sigma=1.900560 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 = 0.000232727 Jy ! Component: 100 - total flux cleaned = 0.000234027 Jy ! Component: 150 - total flux cleaned = 0.000262424 Jy ! Component: 200 - total flux cleaned = 0.00023474 Jy ! Total flux subtracted in 200 components = 0.00023474 Jy ! Clean residual min=-0.002220 max=0.002114 Jy/beam ! Clean residual mean=0.000001 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.341242 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 110 components and 0.341242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120171Jy sigma=1.900353 ! Fit after self-cal, rms=0.120171Jy sigma=1.900350 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120171Jy sigma=1.900350 ! Fit after self-cal, rms=0.120199Jy sigma=1.900299 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.289 mas, bmaj=10.14 mas, bpa=4.927 degrees ! Estimated noise=0.358387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000912874 Jy ! Component: 100 - total flux cleaned = 0.00101135 Jy ! Component: 150 - total flux cleaned = 0.00108247 Jy ! Component: 200 - total flux cleaned = 0.00115961 Jy ! Total flux subtracted in 200 components = 0.00115961 Jy ! Clean residual min=-0.002564 max=0.002097 Jy/beam ! Clean residual mean=0.000003 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.342402 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 132 components and 0.342402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120196Jy sigma=1.900195 ! Fit after self-cal, rms=0.120194Jy sigma=1.900167 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 = 6.28814e-05 Jy ! Component: 100 - total flux cleaned = 3.19746e-05 Jy ! Component: 150 - total flux cleaned = 5.94749e-05 Jy ! Component: 200 - total flux cleaned = 9.67549e-05 Jy ! Total flux subtracted in 200 components = 9.67549e-05 Jy ! Clean residual min=-0.002559 max=0.002091 Jy/beam ! Clean residual mean=0.000003 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.342498 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 147 components and 0.342498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120194Jy sigma=1.900124 ! Fit after self-cal, rms=0.120193Jy sigma=1.900112 ! 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=3.599 mas, bmaj=4.823 mas, bpa=-12.98 degrees ! Estimated noise=0.296075 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.599 x 4.823 at -12.98 degrees (North through East) ! Clean map min=-0.0020561 max=0.2625 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=2.948 mas, bmaj=3.901 mas, bpa=-3.427 degrees ! Estimated noise=0.569533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.193257 Jy ! Component: 100 - total flux cleaned = 0.254306 Jy ! Component: 150 - total flux cleaned = 0.281493 Jy ! Component: 200 - total flux cleaned = 0.296094 Jy ! Total flux subtracted in 200 components = 0.296094 Jy ! Clean residual min=-0.005944 max=0.007147 Jy/beam ! Clean residual mean=-0.000003 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 0.296094 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.296094 Jy ! Inverting map and beam ! Estimated beam: bmin=3.599 mas, bmaj=4.823 mas, bpa=-12.98 degrees ! Estimated noise=0.296075 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 = 0.0133667 Jy ! Component: 100 - total flux cleaned = 0.0216299 Jy ! Component: 150 - total flux cleaned = 0.0273118 Jy ! Component: 200 - total flux cleaned = 0.0315301 Jy ! Total flux subtracted in 200 components = 0.0315301 Jy ! Clean residual min=-0.003138 max=0.003259 Jy/beam ! Clean residual mean=-0.000003 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.327624 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 52 components and 0.327624 Jy ! Inverting map ! Added new window around map position (-9, 15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355043 Jy ! Component: 100 - total flux cleaned = 0.00581493 Jy ! Component: 150 - total flux cleaned = 0.00755237 Jy ! Component: 200 - total flux cleaned = 0.00913893 Jy ! Total flux subtracted in 200 components = 0.00913893 Jy ! Clean residual min=-0.002556 max=0.002402 Jy/beam ! Clean residual mean=-0.000001 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.336763 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 79 components and 0.336763 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=8.289 mas, bmaj=10.14 mas, bpa=4.927 degrees ! Estimated noise=0.358387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247085 Jy ! Component: 100 - total flux cleaned = 0.00393172 Jy ! Component: 150 - total flux cleaned = 0.00452436 Jy ! Component: 200 - total flux cleaned = 0.00500389 Jy ! Total flux subtracted in 200 components = 0.00500389 Jy ! Clean residual min=-0.002498 max=0.002157 Jy/beam ! Clean residual mean=0.000003 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.341767 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 = 0.000366329 Jy ! Component: 100 - total flux cleaned = 0.000575695 Jy ! Component: 150 - total flux cleaned = 0.000713996 Jy ! Component: 200 - total flux cleaned = 0.000818124 Jy ! Total flux subtracted in 200 components = 0.000818124 Jy ! Clean residual min=-0.002472 max=0.002148 Jy/beam ! Clean residual mean=0.000004 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.342585 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 150 components and 0.342585 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.599 mas, bmaj=4.823 mas, bpa=-12.98 degrees ! Estimated noise=0.296075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000344775 Jy ! Component: 100 - total flux cleaned = 0.000347007 Jy ! Component: 150 - total flux cleaned = 0.000345855 Jy ! Component: 200 - total flux cleaned = 0.000306289 Jy ! Total flux subtracted in 200 components = 0.000306289 Jy ! Clean residual min=-0.002148 max=0.002188 Jy/beam ! Clean residual mean=0.000002 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.342891 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 170 components and 0.342891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120206Jy sigma=1.900376 ! Fit after self-cal, rms=0.120193Jy sigma=1.900254 wmodel J1931+2243_S_map.mod ! Writing 170 model components to file: J1931+2243_S_map.mod wobs J1931+2243_S_uvs.fits ! Writing UV FITS file: J1931+2243_S_uvs.fits wwins J1931+2243_S_map.win ! wwins: Wrote 5 windows to J1931+2243_S_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 = 0.000166152 Jy ! Component: 100 - total flux cleaned = 0.000278608 Jy ! Component: 150 - total flux cleaned = 0.000278711 Jy ! Component: 200 - total flux cleaned = 0.00034907 Jy ! Component: 250 - total flux cleaned = 0.000382335 Jy ! Component: 300 - total flux cleaned = 0.00031598 Jy ! Component: 350 - total flux cleaned = 0.000219574 Jy ! Component: 400 - total flux cleaned = 0.000124893 Jy ! Component: 450 - total flux cleaned = 3.17251e-05 Jy ! Component: 500 - total flux cleaned = -0.000180024 Jy ! Component: 550 - total flux cleaned = -0.000209048 Jy ! Component: 600 - total flux cleaned = -0.000296336 Jy ! Component: 650 - total flux cleaned = -0.000325178 Jy ! Component: 700 - total flux cleaned = -0.000381501 Jy ! Component: 750 - total flux cleaned = -0.000520089 Jy ! Component: 800 - total flux cleaned = -0.000519887 Jy ! Component: 850 - total flux cleaned = -0.000627781 Jy ! Component: 900 - total flux cleaned = -0.000654072 Jy ! Component: 950 - total flux cleaned = -0.00070702 Jy ! Component: 1000 - total flux cleaned = -0.000706875 Jy ! Component: 1050 - total flux cleaned = -0.000835302 Jy ! Component: 1100 - total flux cleaned = -0.000809243 Jy ! Component: 1150 - total flux cleaned = -0.000708067 Jy ! Component: 1200 - total flux cleaned = -0.000633258 Jy ! Component: 1250 - total flux cleaned = -0.000534301 Jy ! Component: 1300 - total flux cleaned = -0.000461097 Jy ! Component: 1350 - total flux cleaned = -0.000388644 Jy ! Component: 1400 - total flux cleaned = -0.000460494 Jy ! Component: 1450 - total flux cleaned = -0.000245292 Jy ! Component: 1500 - total flux cleaned = -0.000174257 Jy ! Component: 1550 - total flux cleaned = -0.000127357 Jy ! Component: 1600 - total flux cleaned = 1.26477e-05 Jy ! Component: 1650 - total flux cleaned = 5.89934e-05 Jy ! Component: 1700 - total flux cleaned = 0.000150903 Jy ! Component: 1750 - total flux cleaned = 0.00019624 Jy ! Component: 1800 - total flux cleaned = 0.000173586 Jy ! Component: 1850 - total flux cleaned = 0.000308416 Jy ! Component: 1900 - total flux cleaned = 0.000308368 Jy ! Component: 1950 - total flux cleaned = 0.000396855 Jy ! Component: 2000 - total flux cleaned = 0.00046236 Jy ! Component: 2050 - total flux cleaned = 0.000527798 Jy ! Component: 2100 - total flux cleaned = 0.000462911 Jy ! Component: 2150 - total flux cleaned = 0.000506105 Jy ! Component: 2200 - total flux cleaned = 0.000612869 Jy ! Component: 2250 - total flux cleaned = 0.000697862 Jy ! Component: 2300 - total flux cleaned = 0.000592072 Jy ! Component: 2350 - total flux cleaned = 0.000613199 Jy ! Component: 2400 - total flux cleaned = 0.000696592 Jy ! Component: 2450 - total flux cleaned = 0.000675707 Jy ! Component: 2500 - total flux cleaned = 0.000696171 Jy ! Component: 2550 - total flux cleaned = 0.000737125 Jy ! Component: 2600 - total flux cleaned = 0.000655654 Jy ! Component: 2650 - total flux cleaned = 0.000615201 Jy ! Component: 2700 - total flux cleaned = 0.000736115 Jy ! Component: 2750 - total flux cleaned = 0.00071603 Jy ! Component: 2800 - total flux cleaned = 0.00079558 Jy ! Component: 2850 - total flux cleaned = 0.000795761 Jy ! Component: 2900 - total flux cleaned = 0.00069725 Jy ! Component: 2950 - total flux cleaned = 0.000814779 Jy ! Component: 3000 - total flux cleaned = 0.000834322 Jy ! Component: 3050 - total flux cleaned = 0.000834247 Jy ! Component: 3100 - total flux cleaned = 0.000911479 Jy ! Component: 3150 - total flux cleaned = 0.000892226 Jy ! Component: 3200 - total flux cleaned = 0.00100676 Jy ! Component: 3250 - total flux cleaned = 0.000911906 Jy ! Component: 3300 - total flux cleaned = 0.000987367 Jy ! Component: 3350 - total flux cleaned = 0.000949833 Jy ! Component: 3400 - total flux cleaned = 0.000931108 Jy ! Component: 3450 - total flux cleaned = 0.000930979 Jy ! Component: 3500 - total flux cleaned = 0.000931132 Jy ! Component: 3550 - total flux cleaned = 0.000931151 Jy ! Component: 3600 - total flux cleaned = 0.00089449 Jy ! Component: 3650 - total flux cleaned = 0.000931094 Jy ! Component: 3700 - total flux cleaned = 0.000912858 Jy ! Component: 3750 - total flux cleaned = 0.000912972 Jy ! Component: 3800 - total flux cleaned = 0.000948982 Jy ! Component: 3850 - total flux cleaned = 0.0010383 Jy ! Component: 3900 - total flux cleaned = 0.000931569 Jy ! Component: 3950 - total flux cleaned = 0.000949322 Jy ! Component: 4000 - total flux cleaned = 0.00105521 Jy ! Component: 4050 - total flux cleaned = 0.00103759 Jy ! Total flux subtracted in 4096 components = 0.000967654 Jy ! Clean residual min=-0.001147 max=0.001103 Jy/beam ! Clean residual mean=0.000004 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.343859 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 463 components and 0.343859 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv91_uvs/J1931+2243_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.599 x 4.823 at -12.98 degrees (North through East) ! Clean map min=-0.0016776 max=0.26194 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv91_uvs/J1931+2243_S_map.fits wmodel /scr/pima/rdv91_uvs/J1931+2243_S_map.mod ! Writing 463 model components to file: /scr/pima/rdv91_uvs/J1931+2243_S_map.mod wobs /scr/pima/rdv91_uvs/J1931+2243_S_uvs.fits ! Writing UV FITS file: /scr/pima/rdv91_uvs/J1931+2243_S_uvs.fits wwins /scr/pima/rdv91_uvs/J1931+2243_S_map.win ! wwins: Wrote 6 windows to /scr/pima/rdv91_uvs/J1931+2243_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.261939 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000298559 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.341941 0.341941 0.683881 1.36776 2.73552 5.47105 10.9421 21.8842 43.7684 87.5368 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.261 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 877.345 quit ! Quitting program ! Log file /scr/pima/rdv91_uvs/J1931+2243_S_dfm.log closed on Fri Jun 15 11:29:43 2018