! Started logfile: /tmp/maps//J1557-0001_C_20180615_dfm.log on Wed Jul 4 23:32:39 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /tmp/maps//J1557-0001_C_20180615_uva.fits ! Reading UV FITS file: /tmp/maps//J1557-0001_C_20180615_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.966387 visibilities/baseline/integration-bin. ! Found source: J1557-0001 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2760 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1557-0001_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.162194Jy sigma=31.855573 ! Fit after self-cal, rms=0.465352Jy sigma=12.861456 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.849 mas, bmaj=4.329 mas, bpa=15.87 degrees ! Estimated noise=0.750097 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 = 0.409362 Jy ! Component: 100 - total flux cleaned = 0.49863 Jy ! Total flux subtracted in 100 components = 0.49863 Jy ! Clean residual min=-0.015695 max=0.024896 Jy/beam ! Clean residual mean=-0.000019 rms=0.004943 Jy/beam ! Combined flux in latest and established models = 0.49863 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.49863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.070888Jy sigma=1.858655 ! Fit after self-cal, rms=0.070889Jy sigma=1.858611 ! 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=2.228 mas, bmaj=4.712 mas, bpa=9.172 degrees ! Estimated noise=0.502407 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 = 0.0334749 Jy ! Component: 100 - total flux cleaned = 0.0485292 Jy ! Component: 150 - total flux cleaned = 0.0576319 Jy ! Component: 200 - total flux cleaned = 0.0627972 Jy ! Total flux subtracted in 200 components = 0.0627972 Jy ! Clean residual min=-0.016263 max=0.021796 Jy/beam ! Clean residual mean=0.000010 rms=0.004423 Jy/beam ! Combined flux in latest and established models = 0.561427 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.561427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.053108Jy sigma=1.417143 ! Fit after self-cal, rms=0.052982Jy sigma=1.414746 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.228 x 4.712 at 9.172 degrees (North through East) ! Clean map min=-0.015505 max=0.53505 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.93 KP 1.02 LA 1.04 ! NL 1.06 PT 0.97 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.92 KP 0.99 LA 1.06 ! NL 1.09 PT 0.93 SC 1.09 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.98 KP 1.02 LA 1.05 ! NL 1.05 PT 0.98 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.95 KP 1.00 LA 1.06 ! NL 1.06 PT 0.80 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.01 KP 1.02 LA 1.06 ! NL 1.10 PT 0.93 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.94 KP 1.01 LA 1.06 ! NL 1.04 PT 0.96 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 0.98 KP 0.99 LA 1.03 ! NL 1.07 PT 0.94 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.94 KP 0.99 LA 1.05 ! NL 1.08 PT 0.93 SC 0.95 ! ! ! Fit before self-cal, rms=0.052982Jy sigma=1.414746 ! Fit after self-cal, rms=0.031296Jy sigma=0.776900 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.22 mas, bmaj=4.715 mas, bpa=8.681 degrees ! Estimated noise=0.499978 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 (2.4, 0.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551811 Jy ! Component: 100 - total flux cleaned = 0.0056444 Jy ! Component: 150 - total flux cleaned = 0.00574629 Jy ! Component: 200 - total flux cleaned = 0.0058432 Jy ! Total flux subtracted in 200 components = 0.0058432 Jy ! Clean residual min=-0.002874 max=0.004380 Jy/beam ! Clean residual mean=-0.000006 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.56727 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 45 components and 0.56727 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.029583Jy sigma=0.723368 ! Fit after self-cal, rms=0.029520Jy sigma=0.722133 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.029520Jy sigma=0.722133 ! Fit after self-cal, rms=0.029271Jy sigma=0.717394 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.217 mas, bmaj=4.707 mas, bpa=8.789 degrees ! Estimated noise=0.498752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278839 Jy ! Component: 100 - total flux cleaned = 0.00299164 Jy ! Component: 150 - total flux cleaned = 0.00298921 Jy ! Component: 200 - total flux cleaned = 0.00298867 Jy ! Total flux subtracted in 200 components = 0.00298867 Jy ! Clean residual min=-0.002218 max=0.003077 Jy/beam ! Clean residual mean=-0.000003 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.570259 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.570259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028958Jy sigma=0.707021 ! Fit after self-cal, rms=0.028931Jy sigma=0.706635 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 (53.1, -66.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243217 Jy ! Component: 100 - total flux cleaned = 0.00274097 Jy ! Component: 150 - total flux cleaned = 0.0027794 Jy ! Component: 200 - total flux cleaned = 0.00284687 Jy ! Total flux subtracted in 200 components = 0.00284687 Jy ! Clean residual min=-0.001923 max=0.002515 Jy/beam ! Clean residual mean=-0.000001 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.573106 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.573106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028656Jy sigma=0.698740 ! Fit after self-cal, rms=0.028638Jy sigma=0.698382 ! Inverting map ! Added new window around map position (0.9, 30.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201991 Jy ! Component: 100 - total flux cleaned = 0.00300236 Jy ! Component: 150 - total flux cleaned = 0.00365862 Jy ! Component: 200 - total flux cleaned = 0.00400725 Jy ! Total flux subtracted in 200 components = 0.00400725 Jy ! Clean residual min=-0.001614 max=0.001607 Jy/beam ! Clean residual mean=-0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.577113 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 0.577113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028466Jy sigma=0.693838 ! Fit after self-cal, rms=0.028462Jy sigma=0.693764 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028462Jy sigma=0.693764 ! Fit after self-cal, rms=0.028420Jy sigma=0.692617 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.216 mas, bmaj=4.704 mas, bpa=8.809 degrees ! Estimated noise=0.498321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000871168 Jy ! Component: 100 - total flux cleaned = 0.00133958 Jy ! Component: 150 - total flux cleaned = 0.00169201 Jy ! Component: 200 - total flux cleaned = 0.00200249 Jy ! Total flux subtracted in 200 components = 0.00200249 Jy ! Clean residual min=-0.001492 max=0.001342 Jy/beam ! Clean residual mean=0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.579116 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 121 components and 0.579116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028374Jy sigma=0.691555 ! Fit after self-cal, rms=0.028371Jy sigma=0.691503 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 = 0.000367452 Jy ! Component: 100 - total flux cleaned = 0.000571468 Jy ! Component: 150 - total flux cleaned = 0.000728632 Jy ! Component: 200 - total flux cleaned = 0.000835105 Jy ! Total flux subtracted in 200 components = 0.000835105 Jy ! Clean residual min=-0.001442 max=0.001299 Jy/beam ! Clean residual mean=-0.000000 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.579951 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 136 components and 0.579951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028352Jy sigma=0.691126 ! Fit after self-cal, rms=0.028351Jy sigma=0.691110 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028351Jy sigma=0.691110 ! Fit after self-cal, rms=0.028358Jy sigma=0.690986 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.63 mas, bmaj=6.704 mas, bpa=-8.213 degrees ! Estimated noise=0.594553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000555638 Jy ! Component: 100 - total flux cleaned = 0.000907623 Jy ! Component: 150 - total flux cleaned = 0.00111279 Jy ! Component: 200 - total flux cleaned = 0.00125519 Jy ! Total flux subtracted in 200 components = 0.00125519 Jy ! Clean residual min=-0.001700 max=0.001362 Jy/beam ! Clean residual mean=0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.581206 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 151 components and 0.581206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028343Jy sigma=0.690743 ! Fit after self-cal, rms=0.028341Jy sigma=0.690707 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 = 0.00013055 Jy ! Component: 100 - total flux cleaned = 0.000228892 Jy ! Component: 150 - total flux cleaned = 0.000298804 Jy ! Component: 200 - total flux cleaned = 0.000336309 Jy ! Total flux subtracted in 200 components = 0.000336309 Jy ! Clean residual min=-0.001651 max=0.001362 Jy/beam ! Clean residual mean=0.000000 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.581542 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 159 components and 0.581542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028335Jy sigma=0.690568 ! Fit after self-cal, rms=0.028335Jy sigma=0.690558 ! 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=2.215 mas, bmaj=4.703 mas, bpa=8.808 degrees ! Estimated noise=0.498352 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.215 x 4.703 at 8.808 degrees (North through East) ! Clean map min=-0.0028086 max=0.53213 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028335Jy sigma=0.690558 ! Fit after self-cal, rms=0.025643Jy sigma=0.611418 ! Inverting map and beam ! Estimated beam: bmin=2.216 mas, bmaj=4.703 mas, bpa=8.814 degrees ! Estimated noise=0.498536 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000198359 Jy ! Component: 100 - total flux cleaned = 0.000233555 Jy ! Component: 150 - total flux cleaned = 0.00025546 Jy ! Component: 200 - total flux cleaned = 0.000275601 Jy ! Total flux subtracted in 200 components = 0.000275601 Jy ! Clean residual min=-0.001331 max=0.001112 Jy/beam ! Clean residual mean=-0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.581818 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 176 components and 0.581818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025632Jy sigma=0.611163 ! Fit after self-cal, rms=0.025632Jy sigma=0.611153 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.4307e-05 Jy ! Component: 100 - total flux cleaned = 6.33722e-05 Jy ! Component: 150 - total flux cleaned = 7.17354e-05 Jy ! Component: 200 - total flux cleaned = 7.96939e-05 Jy ! Total flux subtracted in 200 components = 7.96939e-05 Jy ! Clean residual min=-0.001321 max=0.001110 Jy/beam ! Clean residual mean=-0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.581898 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 185 components and 0.581898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025626Jy sigma=0.610992 ! Fit after self-cal, rms=0.025626Jy sigma=0.610986 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025626Jy sigma=0.610986 ! Fit after self-cal, rms=0.025635Jy sigma=0.610958 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.839 mas, bmaj=4.307 mas, bpa=15.54 degrees ! Estimated noise=0.745187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.406671 Jy ! Component: 100 - total flux cleaned = 0.495375 Jy ! Component: 150 - total flux cleaned = 0.520579 Jy ! Component: 200 - total flux cleaned = 0.53451 Jy ! Total flux subtracted in 200 components = 0.53451 Jy ! Clean residual min=-0.005263 max=0.007482 Jy/beam ! Clean residual mean=-0.000011 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 0.534509 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.534509 Jy ! Inverting map and beam ! Estimated beam: bmin=2.216 mas, bmaj=4.703 mas, bpa=8.812 degrees ! Estimated noise=0.498626 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 = 0.01398 Jy ! Component: 100 - total flux cleaned = 0.0221144 Jy ! Component: 150 - total flux cleaned = 0.0274189 Jy ! Component: 200 - total flux cleaned = 0.0310725 Jy ! Total flux subtracted in 200 components = 0.0310725 Jy ! Clean residual min=-0.002422 max=0.002606 Jy/beam ! Clean residual mean=-0.000003 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.565582 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 75 components and 0.565582 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.63 mas, bmaj=6.703 mas, bpa=-8.218 degrees ! Estimated noise=0.594837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041161 Jy ! Component: 100 - total flux cleaned = 0.00675524 Jy ! Component: 150 - total flux cleaned = 0.00861699 Jy ! Component: 200 - total flux cleaned = 0.0100039 Jy ! Total flux subtracted in 200 components = 0.0100039 Jy ! Clean residual min=-0.002048 max=0.001535 Jy/beam ! Clean residual mean=0.000002 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.575586 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 = 0.00109169 Jy ! Component: 100 - total flux cleaned = 0.00197833 Jy ! Component: 150 - total flux cleaned = 0.00270865 Jy ! Component: 200 - total flux cleaned = 0.00331692 Jy ! Total flux subtracted in 200 components = 0.00331692 Jy ! Clean residual min=-0.001688 max=0.001469 Jy/beam ! Clean residual mean=0.000002 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.578903 Jy ! Adding 128 model components to the UV plane model. ! The established model now contains 194 components and 0.578903 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.216 mas, bmaj=4.703 mas, bpa=8.812 degrees ! Estimated noise=0.498626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190832 Jy ! Component: 100 - total flux cleaned = 0.000421579 Jy ! Component: 150 - total flux cleaned = 0.000613306 Jy ! Component: 200 - total flux cleaned = 0.00080008 Jy ! Total flux subtracted in 200 components = 0.00080008 Jy ! Clean residual min=-0.001420 max=0.001236 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.579703 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 218 components and 0.579703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025703Jy sigma=0.612369 ! Fit after self-cal, rms=0.025695Jy sigma=0.612126 wmodel J1557-0001_C_map.mod ! Writing 218 model components to file: J1557-0001_C_map.mod wobs J1557-0001_C_uvs.fits ! Writing UV FITS file: J1557-0001_C_uvs.fits wwins J1557-0001_C_map.win ! wwins: Wrote 4 windows to J1557-0001_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000555919 Jy ! Component: 100 - total flux cleaned = -0.000622288 Jy ! Component: 150 - total flux cleaned = -0.000471761 Jy ! Component: 200 - total flux cleaned = -0.000401368 Jy ! Component: 250 - total flux cleaned = -0.000253546 Jy ! Component: 300 - total flux cleaned = -0.000129726 Jy ! Component: 350 - total flux cleaned = -5.52772e-05 Jy ! Component: 400 - total flux cleaned = 4.39352e-05 Jy ! Component: 450 - total flux cleaned = 9.86225e-05 Jy ! Component: 500 - total flux cleaned = 0.000189909 Jy ! Component: 550 - total flux cleaned = 0.000253009 Jy ! Component: 600 - total flux cleaned = 0.000338853 Jy ! Component: 650 - total flux cleaned = 0.000434709 Jy ! Component: 700 - total flux cleaned = 0.000527853 Jy ! Component: 750 - total flux cleaned = 0.00060755 Jy ! Component: 800 - total flux cleaned = 0.000685341 Jy ! Component: 850 - total flux cleaned = 0.000761641 Jy ! Component: 900 - total flux cleaned = 0.000836398 Jy ! Component: 950 - total flux cleaned = 0.000899094 Jy ! Component: 1000 - total flux cleaned = 0.000990976 Jy ! Component: 1050 - total flux cleaned = 0.00103094 Jy ! Component: 1100 - total flux cleaned = 0.0010997 Jy ! Component: 1150 - total flux cleaned = 0.00115766 Jy ! Component: 1200 - total flux cleaned = 0.00120515 Jy ! Component: 1250 - total flux cleaned = 0.00130725 Jy ! Component: 1300 - total flux cleaned = 0.00135268 Jy ! Component: 1350 - total flux cleaned = 0.0013974 Jy ! Component: 1400 - total flux cleaned = 0.00145007 Jy ! Component: 1450 - total flux cleaned = 0.00148467 Jy ! Component: 1500 - total flux cleaned = 0.00155279 Jy ! Component: 1550 - total flux cleaned = 0.00161975 Jy ! Component: 1600 - total flux cleaned = 0.00170237 Jy ! Component: 1650 - total flux cleaned = 0.00175938 Jy ! Component: 1700 - total flux cleaned = 0.00182372 Jy ! Component: 1750 - total flux cleaned = 0.00188738 Jy ! Component: 1800 - total flux cleaned = 0.00195012 Jy ! Component: 1850 - total flux cleaned = 0.00201199 Jy ! Component: 1900 - total flux cleaned = 0.00205029 Jy ! Component: 1950 - total flux cleaned = 0.00208064 Jy ! Component: 2000 - total flux cleaned = 0.00212564 Jy ! Component: 2050 - total flux cleaned = 0.00217016 Jy ! Component: 2100 - total flux cleaned = 0.00221418 Jy ! Component: 2150 - total flux cleaned = 0.0022359 Jy ! Component: 2200 - total flux cleaned = 0.00223594 Jy ! Component: 2250 - total flux cleaned = 0.0022646 Jy ! Component: 2300 - total flux cleaned = 0.00228591 Jy ! Component: 2350 - total flux cleaned = 0.00232811 Jy ! Component: 2400 - total flux cleaned = 0.00233506 Jy ! Component: 2450 - total flux cleaned = 0.00237654 Jy ! Component: 2500 - total flux cleaned = 0.00238334 Jy ! Component: 2550 - total flux cleaned = 0.00240374 Jy ! Component: 2600 - total flux cleaned = 0.00243075 Jy ! Component: 2650 - total flux cleaned = 0.00244415 Jy ! Component: 2700 - total flux cleaned = 0.00245081 Jy ! Component: 2750 - total flux cleaned = 0.00247067 Jy ! Component: 2800 - total flux cleaned = 0.00247724 Jy ! Component: 2850 - total flux cleaned = 0.00250988 Jy ! Component: 2900 - total flux cleaned = 0.00252287 Jy ! Component: 2950 - total flux cleaned = 0.0025487 Jy ! Component: 3000 - total flux cleaned = 0.00257439 Jy ! Component: 3050 - total flux cleaned = 0.00260635 Jy ! Component: 3100 - total flux cleaned = 0.0026508 Jy ! Component: 3150 - total flux cleaned = 0.00268245 Jy ! Component: 3200 - total flux cleaned = 0.00272028 Jy ! Component: 3250 - total flux cleaned = 0.0027642 Jy ! Component: 3300 - total flux cleaned = 0.00280172 Jy ! Component: 3350 - total flux cleaned = 0.00283907 Jy ! Component: 3400 - total flux cleaned = 0.00288249 Jy ! Component: 3450 - total flux cleaned = 0.00291957 Jy ! Component: 3500 - total flux cleaned = 0.00298111 Jy ! Component: 3550 - total flux cleaned = 0.00299948 Jy ! Component: 3600 - total flux cleaned = 0.00302392 Jy ! Component: 3650 - total flux cleaned = 0.00306048 Jy ! Component: 3700 - total flux cleaned = 0.00310301 Jy ! Component: 3750 - total flux cleaned = 0.00312122 Jy ! Component: 3800 - total flux cleaned = 0.00317561 Jy ! Component: 3850 - total flux cleaned = 0.00319368 Jy ! Component: 3900 - total flux cleaned = 0.00324774 Jy ! Component: 3950 - total flux cleaned = 0.00327766 Jy ! Component: 4000 - total flux cleaned = 0.00329555 Jy ! Component: 4050 - total flux cleaned = 0.00333726 Jy ! Total flux subtracted in 4096 components = 0.00334917 Jy ! Clean residual min=-0.000354 max=0.000336 Jy/beam ! Clean residual mean=0.000001 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.583052 Jy keep ! Adding 234 model components to the UV plane model. ! The established model now contains 452 components and 0.583052 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1557-0001_C_20180615_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.216 x 4.703 at 8.812 degrees (North through East) ! Clean map min=-0.001224 max=0.53041 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1557-0001_C_20180615_map.fits wmodel /tmp/maps//J1557-0001_C_20180615_map.mod ! Writing 452 model components to file: /tmp/maps//J1557-0001_C_20180615_map.mod wobs /tmp/maps//J1557-0001_C_20180615_uvs.fits ! Writing UV FITS file: /tmp/maps//J1557-0001_C_20180615_uvs.fits wwins /tmp/maps//J1557-0001_C_20180615_map.win ! wwins: Wrote 5 windows to /tmp/maps//J1557-0001_C_20180615_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.530413 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000103257 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0584021 0.0584021 0.116804 0.233608 0.467216 0.934433 1.86887 3.73773 7.47546 14.9509 29.9018 59.8037 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.53 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5136.81 quit ! Quitting program ! Log file /tmp/maps//J1557-0001_C_20180615_dfm.log closed on Wed Jul 4 23:32:43 2018