! Started logfile: /scr/pima/rdv91_uvs/J1751+0939_S_dfm.log on Fri Jun 15 11:28:52 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/J1751+0939_S_uva.fits ! Reading UV FITS file: /scr/pima/rdv91_uvs/J1751+0939_S_uva.fits ! AN table 1: 8 integrations on 1 of 1 possible baselines. ! AN table 2: 196 integrations on 66 of 66 possible baselines. ! AN table 3: 51 integrations on 55 of 55 possible baselines. ! Apparent sampling: 0.208394 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1751+0939 ! ! 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 13128 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 J1751+0939_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 16 telescope corrections were flagged in sub-array 1. ! A total of 2063 telescope corrections were flagged in sub-array 2. ! A total of 361 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 2063 telescope corrections were flagged in sub-array 2. ! A total of 361 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 2063 telescope corrections were flagged in sub-array 2. ! A total of 361 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 2063 telescope corrections were flagged in sub-array 2. ! A total of 361 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.556603Jy sigma=24.521957 ! Fit after self-cal, rms=1.382223Jy sigma=13.497057 ! 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=2.386 mas, bmaj=5.501 mas, bpa=-13.84 degrees ! Estimated noise=1.21221 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 = 1.79336 Jy ! Component: 100 - total flux cleaned = 2.22525 Jy ! Total flux subtracted in 100 components = 2.22525 Jy ! Clean residual min=-0.039995 max=0.171005 Jy/beam ! Clean residual mean=0.000056 rms=0.009619 Jy/beam ! Combined flux in latest and established models = 2.22525 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 2.22525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311796Jy sigma=2.848459 ! Fit after self-cal, rms=0.311531Jy sigma=2.846987 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.174384 Jy ! Component: 100 - total flux cleaned = 0.249624 Jy ! Total flux subtracted in 100 components = 0.249624 Jy ! Clean residual min=-0.022329 max=0.031626 Jy/beam ! Clean residual mean=-0.000002 rms=0.004225 Jy/beam ! Combined flux in latest and established models = 2.47488 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 2.47488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200523Jy sigma=1.602587 ! Fit after self-cal, rms=0.200290Jy sigma=1.601431 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283673 Jy ! Component: 100 - total flux cleaned = 0.02854 Jy ! Total flux subtracted in 100 components = 0.02854 Jy ! Clean residual min=-0.018618 max=0.021937 Jy/beam ! Clean residual mean=-0.000009 rms=0.003870 Jy/beam ! Combined flux in latest and established models = 2.50342 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 2.50342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195044Jy sigma=1.547770 ! Fit after self-cal, rms=0.194997Jy sigma=1.547305 ! 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=2.837 mas, bmaj=6.264 mas, bpa=-13.36 degrees ! Estimated noise=0.989532 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 (4, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143271 Jy ! Component: 100 - total flux cleaned = 0.0137066 Jy ! Component: 150 - total flux cleaned = 0.013701 Jy ! Component: 200 - total flux cleaned = 0.0141223 Jy ! Total flux subtracted in 200 components = 0.0141223 Jy ! Clean residual min=-0.014477 max=0.018258 Jy/beam ! Clean residual mean=-0.000029 rms=0.003428 Jy/beam ! Combined flux in latest and established models = 2.51754 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 31 components and 2.51754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191223Jy sigma=1.511600 ! Fit after self-cal, rms=0.190985Jy sigma=1.509263 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.837 x 6.264 at -13.36 degrees (North through East) ! Clean map min=-0.014652 max=2.3286 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! MK 0.00* NY 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 FT 1.00* HN 1.01 ! KP 1.00 LA 1.02 NL 0.99 NY 1.01 ! OV 0.97 PT 1.01 SC 1.00 WZ 0.97 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.98 FT 1.00* HN 0.99 ! KP 0.99 LA 0.99 MK 0.97 NL 1.03 ! OV 0.99 PT 0.99 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! MK 0.00* NY 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 FT 1.00* HN 1.00 ! KP 1.00 LA 1.03 NL 0.99 NY 1.01 ! OV 0.97 PT 0.99 SC 1.00 WZ 1.00 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 FT 1.00* HN 1.00 ! KP 1.00 LA 1.01 MK 0.96 NL 1.02 ! OV 0.99 PT 0.99 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! MK 0.00* NY 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 FT 1.00* HN 1.01 ! KP 1.02 LA 1.01 NL 0.99 NY 1.00 ! OV 0.97 PT 1.00 SC 0.99 WZ 1.00 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 FT 1.00* HN 1.01 ! KP 1.00 LA 1.00 MK 0.96 NL 1.00 ! OV 0.98 PT 1.00 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! MK 0.00* NY 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 FT 1.00* HN 1.00 ! KP 1.02 LA 1.00 NL 0.99 NY 0.99 ! OV 1.00 PT 1.01 SC 0.99 WZ 0.99 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.01 FT 1.00* HN 1.00 ! KP 1.01 LA 1.00 MK 0.93 NL 1.01 ! OV 1.01 PT 1.01 SC 0.99 ! ! ! Fit before self-cal, rms=0.190985Jy sigma=1.509263 ! Fit after self-cal, rms=0.186933Jy sigma=1.419519 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.811 mas, bmaj=6.292 mas, bpa=-13.21 degrees ! Estimated noise=0.995918 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 = 0.00477476 Jy ! Component: 100 - total flux cleaned = 0.00583481 Jy ! Component: 150 - total flux cleaned = 0.00583893 Jy ! Component: 200 - total flux cleaned = 0.00563893 Jy ! Total flux subtracted in 200 components = 0.00563893 Jy ! Clean residual min=-0.014128 max=0.012445 Jy/beam ! Clean residual mean=-0.000014 rms=0.002881 Jy/beam ! Combined flux in latest and established models = 2.52318 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 53 components and 2.52318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185988Jy sigma=1.414957 ! Fit after self-cal, rms=0.185907Jy sigma=1.414221 ! 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=0.185907Jy sigma=1.414221 ! Fit after self-cal, rms=0.145368Jy sigma=1.217929 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.808 mas, bmaj=6.285 mas, bpa=-13.23 degrees ! Estimated noise=0.995427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00724576 Jy ! Component: 100 - total flux cleaned = 0.0091528 Jy ! Component: 150 - total flux cleaned = 0.00930234 Jy ! Component: 200 - total flux cleaned = 0.0091747 Jy ! Total flux subtracted in 200 components = 0.0091747 Jy ! Clean residual min=-0.006505 max=0.007070 Jy/beam ! Clean residual mean=0.000027 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 2.53235 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 70 components and 2.53235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144755Jy sigma=1.213137 ! Fit after self-cal, rms=0.144607Jy sigma=1.212377 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 (27, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00437972 Jy ! Component: 100 - total flux cleaned = 0.00437692 Jy ! Component: 150 - total flux cleaned = 0.00393487 Jy ! Component: 200 - total flux cleaned = 0.00366074 Jy ! Total flux subtracted in 200 components = 0.00366074 Jy ! Clean residual min=-0.006273 max=0.006591 Jy/beam ! Clean residual mean=0.000026 rms=0.001557 Jy/beam ! Combined flux in latest and established models = 2.53601 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 84 components and 2.53601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144164Jy sigma=1.208743 ! Fit after self-cal, rms=0.144119Jy sigma=1.208497 ! 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=0.144119Jy sigma=1.208497 ! Fit after self-cal, rms=0.139871Jy sigma=1.174415 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.807 mas, bmaj=6.283 mas, bpa=-13.23 degrees ! Estimated noise=0.996018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00429849 Jy ! Component: 100 - total flux cleaned = 0.00524629 Jy ! Component: 150 - total flux cleaned = 0.00559524 Jy ! Component: 200 - total flux cleaned = 0.00559651 Jy ! Total flux subtracted in 200 components = 0.00559651 Jy ! Clean residual min=-0.005407 max=0.005876 Jy/beam ! Clean residual mean=0.000023 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 2.54161 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 2.54161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139623Jy sigma=1.171872 ! Fit after self-cal, rms=0.139599Jy sigma=1.171654 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 (11.5, 25.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00495454 Jy ! Component: 100 - total flux cleaned = 0.00612969 Jy ! Component: 150 - total flux cleaned = 0.00634789 Jy ! Component: 200 - total flux cleaned = 0.00644829 Jy ! Total flux subtracted in 200 components = 0.00644829 Jy ! Clean residual min=-0.004998 max=0.005279 Jy/beam ! Clean residual mean=0.000024 rms=0.001221 Jy/beam ! Combined flux in latest and established models = 2.54806 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 114 components and 2.54806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139310Jy sigma=1.169350 ! Fit after self-cal, rms=0.139268Jy sigma=1.169133 ! Inverting map ! Added new window around map position (66.5, -53.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279723 Jy ! Component: 100 - total flux cleaned = 0.00277611 Jy ! Component: 150 - total flux cleaned = 0.0026719 Jy ! Component: 200 - total flux cleaned = 0.00236053 Jy ! Total flux subtracted in 200 components = 0.00236053 Jy ! Clean residual min=-0.005209 max=0.004801 Jy/beam ! Clean residual mean=0.000023 rms=0.001190 Jy/beam ! Combined flux in latest and established models = 2.55042 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 133 components and 2.55042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139005Jy sigma=1.166730 ! Fit after self-cal, rms=0.138980Jy sigma=1.166598 ! 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=0.138980Jy sigma=1.166598 ! Fit after self-cal, rms=0.138940Jy sigma=1.165834 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.219 mas, bmaj=10.34 mas, bpa=-0.8629 degrees ! Estimated noise=1.28108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268844 Jy ! Component: 100 - total flux cleaned = 0.00304762 Jy ! Component: 150 - total flux cleaned = 0.00304949 Jy ! Component: 200 - total flux cleaned = 0.00311152 Jy ! Total flux subtracted in 200 components = 0.00311152 Jy ! Clean residual min=-0.004836 max=0.004359 Jy/beam ! Clean residual mean=0.000056 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 2.55353 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 150 components and 2.55353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138880Jy sigma=1.165146 ! Fit after self-cal, rms=0.138858Jy sigma=1.165062 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 = 0.00102694 Jy ! Component: 100 - total flux cleaned = 0.000970833 Jy ! Component: 150 - total flux cleaned = 0.00102438 Jy ! Component: 200 - total flux cleaned = 0.00107365 Jy ! Total flux subtracted in 200 components = 0.00107365 Jy ! Clean residual min=-0.004764 max=0.004223 Jy/beam ! Clean residual mean=0.000055 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 2.5546 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 158 components and 2.5546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138832Jy sigma=1.164757 ! Fit after self-cal, rms=0.138824Jy sigma=1.164740 ! 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=2.806 mas, bmaj=6.282 mas, bpa=-13.22 degrees ! Estimated noise=0.996271 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.806 x 6.282 at -13.22 degrees (North through East) ! Clean map min=-0.004567 max=2.3204 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. ! ! Fit before self-cal, rms=0.138824Jy sigma=1.164740 ! Fit after self-cal, rms=0.129311Jy sigma=1.038469 ! Inverting map and beam ! Estimated beam: bmin=2.806 mas, bmaj=6.281 mas, bpa=-13.22 degrees ! Estimated noise=0.99649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209427 Jy ! Component: 100 - total flux cleaned = 0.00291417 Jy ! Component: 150 - total flux cleaned = 0.00309975 Jy ! Component: 200 - total flux cleaned = 0.00327323 Jy ! Total flux subtracted in 200 components = 0.00327323 Jy ! Clean residual min=-0.004916 max=0.004557 Jy/beam ! Clean residual mean=0.000025 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 2.55788 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 175 components and 2.55788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129177Jy sigma=1.037176 ! Fit after self-cal, rms=0.129173Jy sigma=1.037143 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000439444 Jy ! Component: 100 - total flux cleaned = 0.000437336 Jy ! Component: 150 - total flux cleaned = 0.000436301 Jy ! Component: 200 - total flux cleaned = 0.000436826 Jy ! Total flux subtracted in 200 components = 0.000436826 Jy ! Clean residual min=-0.004841 max=0.004515 Jy/beam ! Clean residual mean=0.000024 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 2.55831 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 188 components and 2.55831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129090Jy sigma=1.036288 ! Fit after self-cal, rms=0.129089Jy sigma=1.036278 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129089Jy sigma=1.036278 ! Fit after self-cal, rms=0.129099Jy sigma=1.036150 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=2.368 mas, bmaj=5.513 mas, bpa=-13.72 degrees ! Estimated noise=1.21563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.7833 Jy ! Component: 100 - total flux cleaned = 2.21691 Jy ! Component: 150 - total flux cleaned = 2.39115 Jy ! Component: 200 - total flux cleaned = 2.46624 Jy ! Total flux subtracted in 200 components = 2.46624 Jy ! Clean residual min=-0.014216 max=0.031820 Jy/beam ! Clean residual mean=0.000029 rms=0.002624 Jy/beam ! Combined flux in latest and established models = 2.46624 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 6 model components to the UV plane model. ! The established model now contains 6 components and 2.46624 Jy ! Inverting map and beam ! Estimated beam: bmin=2.806 mas, bmaj=6.28 mas, bpa=-13.22 degrees ! Estimated noise=0.996823 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 = 0.0403106 Jy ! Component: 100 - total flux cleaned = 0.0616236 Jy ! Component: 150 - total flux cleaned = 0.0724241 Jy ! Component: 200 - total flux cleaned = 0.0767963 Jy ! Total flux subtracted in 200 components = 0.0767963 Jy ! Clean residual min=-0.007997 max=0.006469 Jy/beam ! Clean residual mean=0.000025 rms=0.001494 Jy/beam ! Combined flux in latest and established models = 2.54304 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 38 components and 2.54304 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=8.217 mas, bmaj=10.34 mas, bpa=-0.8883 degrees ! Estimated noise=1.28234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00955315 Jy ! Component: 100 - total flux cleaned = 0.0119221 Jy ! Component: 150 - total flux cleaned = 0.0136459 Jy ! Component: 200 - total flux cleaned = 0.0143939 Jy ! Total flux subtracted in 200 components = 0.0143939 Jy ! Clean residual min=-0.005628 max=0.004932 Jy/beam ! Clean residual mean=0.000049 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 2.55743 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 = 0.000174994 Jy ! Component: 100 - total flux cleaned = 0.000487464 Jy ! Component: 150 - total flux cleaned = 0.000630981 Jy ! Component: 200 - total flux cleaned = 0.000896821 Jy ! Total flux subtracted in 200 components = 0.000896821 Jy ! Clean residual min=-0.005159 max=0.004652 Jy/beam ! Clean residual mean=0.000050 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 2.55833 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 76 components and 2.55833 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.806 mas, bmaj=6.28 mas, bpa=-13.22 degrees ! Estimated noise=0.996823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000694834 Jy ! Component: 100 - total flux cleaned = 0.00239807 Jy ! Component: 150 - total flux cleaned = 0.00259462 Jy ! Component: 200 - total flux cleaned = 0.00277411 Jy ! Total flux subtracted in 200 components = 0.00277411 Jy ! Clean residual min=-0.005784 max=0.005145 Jy/beam ! Clean residual mean=0.000023 rms=0.001220 Jy/beam ! Combined flux in latest and established models = 2.5611 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 97 components and 2.5611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130089Jy sigma=1.045363 ! Fit after self-cal, rms=0.130014Jy sigma=1.044505 wmodel J1751+0939_S_map.mod ! Writing 97 model components to file: J1751+0939_S_map.mod wobs J1751+0939_S_uvs.fits ! Writing UV FITS file: J1751+0939_S_uvs.fits wwins J1751+0939_S_map.win ! wwins: Wrote 5 windows to J1751+0939_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 = -0.00144754 Jy ! Component: 100 - total flux cleaned = -0.00219339 Jy ! Component: 150 - total flux cleaned = -0.00290964 Jy ! Component: 200 - total flux cleaned = -0.00343033 Jy ! Component: 250 - total flux cleaned = -0.00376683 Jy ! Component: 300 - total flux cleaned = -0.00392971 Jy ! Component: 350 - total flux cleaned = -0.00416858 Jy ! Component: 400 - total flux cleaned = -0.00408954 Jy ! Component: 450 - total flux cleaned = -0.00416657 Jy ! Component: 500 - total flux cleaned = -0.00416752 Jy ! Component: 550 - total flux cleaned = -0.00424264 Jy ! Component: 600 - total flux cleaned = -0.00417076 Jy ! Component: 650 - total flux cleaned = -0.00439013 Jy ! Component: 700 - total flux cleaned = -0.00453352 Jy ! Component: 750 - total flux cleaned = -0.00453385 Jy ! Component: 800 - total flux cleaned = -0.00446426 Jy ! Component: 850 - total flux cleaned = -0.00467172 Jy ! Component: 900 - total flux cleaned = -0.00460241 Jy ! Component: 950 - total flux cleaned = -0.00446742 Jy ! Component: 1000 - total flux cleaned = -0.00446798 Jy ! Component: 1050 - total flux cleaned = -0.00453574 Jy ! Component: 1100 - total flux cleaned = -0.00453603 Jy ! Component: 1150 - total flux cleaned = -0.00466687 Jy ! Component: 1200 - total flux cleaned = -0.00453671 Jy ! Component: 1250 - total flux cleaned = -0.00447259 Jy ! Component: 1300 - total flux cleaned = -0.00453616 Jy ! Component: 1350 - total flux cleaned = -0.0043462 Jy ! Component: 1400 - total flux cleaned = -0.00434597 Jy ! Component: 1450 - total flux cleaned = -0.00409795 Jy ! Component: 1500 - total flux cleaned = -0.00409787 Jy ! Component: 1550 - total flux cleaned = -0.00403667 Jy ! Component: 1600 - total flux cleaned = -0.00391539 Jy ! Component: 1650 - total flux cleaned = -0.00391597 Jy ! Component: 1700 - total flux cleaned = -0.0038566 Jy ! Component: 1750 - total flux cleaned = -0.00397493 Jy ! Component: 1800 - total flux cleaned = -0.00397549 Jy ! Component: 1850 - total flux cleaned = -0.003859 Jy ! Component: 1900 - total flux cleaned = -0.0036855 Jy ! Component: 1950 - total flux cleaned = -0.00385794 Jy ! Component: 2000 - total flux cleaned = -0.00374317 Jy ! Component: 2050 - total flux cleaned = -0.00362956 Jy ! Component: 2100 - total flux cleaned = -0.00351709 Jy ! Component: 2150 - total flux cleaned = -0.00340551 Jy ! Component: 2200 - total flux cleaned = -0.00351712 Jy ! Component: 2250 - total flux cleaned = -0.00351675 Jy ! Component: 2300 - total flux cleaned = -0.00357162 Jy ! Component: 2350 - total flux cleaned = -0.00362612 Jy ! Component: 2400 - total flux cleaned = -0.00373464 Jy ! Component: 2450 - total flux cleaned = -0.00346499 Jy ! Component: 2500 - total flux cleaned = -0.00357185 Jy ! Component: 2550 - total flux cleaned = -0.00357252 Jy ! Component: 2600 - total flux cleaned = -0.00357258 Jy ! Component: 2650 - total flux cleaned = -0.00383616 Jy ! Component: 2700 - total flux cleaned = -0.00357406 Jy ! Component: 2750 - total flux cleaned = -0.00362625 Jy ! Component: 2800 - total flux cleaned = -0.0034708 Jy ! Component: 2850 - total flux cleaned = -0.00352236 Jy ! Component: 2900 - total flux cleaned = -0.00352249 Jy ! Component: 2950 - total flux cleaned = -0.00331829 Jy ! Component: 3000 - total flux cleaned = -0.00316591 Jy ! Component: 3050 - total flux cleaned = -0.00321605 Jy ! Component: 3100 - total flux cleaned = -0.00316573 Jy ! Component: 3150 - total flux cleaned = -0.00311521 Jy ! Component: 3200 - total flux cleaned = -0.00306521 Jy ! Component: 3250 - total flux cleaned = -0.00291627 Jy ! Component: 3300 - total flux cleaned = -0.00296544 Jy ! Component: 3350 - total flux cleaned = -0.00291643 Jy ! Component: 3400 - total flux cleaned = -0.0028188 Jy ! Component: 3450 - total flux cleaned = -0.00286727 Jy ! Component: 3500 - total flux cleaned = -0.00272259 Jy ! Component: 3550 - total flux cleaned = -0.00281872 Jy ! Component: 3600 - total flux cleaned = -0.00281902 Jy ! Component: 3650 - total flux cleaned = -0.00281911 Jy ! Component: 3700 - total flux cleaned = -0.00258177 Jy ! Component: 3750 - total flux cleaned = -0.00272346 Jy ! Component: 3800 - total flux cleaned = -0.00262971 Jy ! Component: 3850 - total flux cleaned = -0.00248932 Jy ! Component: 3900 - total flux cleaned = -0.00276868 Jy ! Component: 3950 - total flux cleaned = -0.00258335 Jy ! Component: 4000 - total flux cleaned = -0.00267542 Jy ! Component: 4050 - total flux cleaned = -0.0027217 Jy ! Total flux subtracted in 4096 components = -0.00258428 Jy ! Clean residual min=-0.003022 max=0.002893 Jy/beam ! Clean residual mean=0.000007 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 2.55852 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 368 components and 2.55852 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv91_uvs/J1751+0939_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.806 x 6.28 at -13.22 degrees (North through East) ! Clean map min=-0.0040231 max=2.3191 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv91_uvs/J1751+0939_S_map.fits wmodel /scr/pima/rdv91_uvs/J1751+0939_S_map.mod ! Writing 368 model components to file: /scr/pima/rdv91_uvs/J1751+0939_S_map.mod wobs /scr/pima/rdv91_uvs/J1751+0939_S_uvs.fits ! Writing UV FITS file: /scr/pima/rdv91_uvs/J1751+0939_S_uvs.fits wwins /scr/pima/rdv91_uvs/J1751+0939_S_map.win ! wwins: Wrote 6 windows to /scr/pima/rdv91_uvs/J1751+0939_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.31912 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000819921 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.106064 0.106064 0.212129 0.424258 0.848515 1.69703 3.39406 6.78812 13.5762 27.1525 54.305 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.319 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2828.47 quit ! Quitting program ! Log file /scr/pima/rdv91_uvs/J1751+0939_S_dfm.log closed on Fri Jun 15 11:28:57 2018