! Started logfile: /scr/pima/rdv76_uvs/J1640+3946_S_dfm.log on Fri Jun 15 05:56:08 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/rdv76_uvs/J1640+3946_S_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J1640+3946_S_uva.fits ! AN table 1: 16 integrations on 55 of 55 possible baselines. ! AN table 2: 17 integrations on 55 of 55 possible baselines. ! AN table 3: 63 integrations on 66 of 66 possible baselines. ! AN table 4: 21 integrations on 10 of 10 possible baselines. ! AN table 5: 130 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.380329 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1640+3946 ! ! 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 79 lines of history. ! ! Reading 11384 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 J1640+3946_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 71 telescope corrections were flagged in sub-array 1. ! A total of 79 telescope corrections were flagged in sub-array 2. ! A total of 522 telescope corrections were flagged in sub-array 3. ! A total of 36 telescope corrections were flagged in sub-array 4. ! A total of 450 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 79 telescope corrections were flagged in sub-array 2. ! A total of 522 telescope corrections were flagged in sub-array 3. ! A total of 36 telescope corrections were flagged in sub-array 4. ! A total of 450 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 79 telescope corrections were flagged in sub-array 2. ! A total of 522 telescope corrections were flagged in sub-array 3. ! A total of 36 telescope corrections were flagged in sub-array 4. ! A total of 450 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 79 telescope corrections were flagged in sub-array 2. ! A total of 522 telescope corrections were flagged in sub-array 3. ! A total of 36 telescope corrections were flagged in sub-array 4. ! A total of 450 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.430482Jy sigma=13.587317 ! Fit after self-cal, rms=0.275625Jy sigma=2.548785 ! 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=1.821 mas, bmaj=2.942 mas, bpa=4.198 degrees ! Estimated noise=1.24838 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 = 0.799408 Jy ! Component: 100 - total flux cleaned = 0.985349 Jy ! Total flux subtracted in 100 components = 0.985349 Jy ! Clean residual min=-0.028244 max=0.074273 Jy/beam ! Clean residual mean=0.000136 rms=0.006346 Jy/beam ! Combined flux in latest and established models = 0.98535 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.98535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273232Jy sigma=2.571624 ! Fit after self-cal, rms=0.273183Jy sigma=2.571413 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0873611 Jy ! Component: 100 - total flux cleaned = 0.140857 Jy ! Total flux subtracted in 100 components = 0.140857 Jy ! Clean residual min=-0.020806 max=0.027777 Jy/beam ! Clean residual mean=0.000009 rms=0.004637 Jy/beam ! Combined flux in latest and established models = 1.12621 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 1.12621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237541Jy sigma=2.093244 ! Fit after self-cal, rms=0.237397Jy sigma=2.092617 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.033735 Jy ! Component: 100 - total flux cleaned = 0.0555081 Jy ! Total flux subtracted in 100 components = 0.0555081 Jy ! Clean residual min=-0.021356 max=0.020468 Jy/beam ! Clean residual mean=-0.000041 rms=0.004303 Jy/beam ! Combined flux in latest and established models = 1.18172 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 1.18172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232153Jy sigma=2.002422 ! Fit after self-cal, rms=0.232100Jy sigma=2.002142 ! 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=2.093 mas, bmaj=3.309 mas, bpa=5.319 degrees ! Estimated noise=0.872282 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 = 0.0205698 Jy ! Component: 100 - total flux cleaned = 0.0315637 Jy ! Component: 150 - total flux cleaned = 0.037608 Jy ! Component: 200 - total flux cleaned = 0.0407876 Jy ! Total flux subtracted in 200 components = 0.0407876 Jy ! Clean residual min=-0.021763 max=0.018392 Jy/beam ! Clean residual mean=-0.000271 rms=0.004770 Jy/beam ! Combined flux in latest and established models = 1.2225 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 1.2225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231314Jy sigma=1.975108 ! Fit after self-cal, rms=0.231289Jy sigma=1.975025 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.093 x 3.309 at 5.319 degrees (North through East) ! Clean map min=-0.020842 max=1.0439 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.87 HN 0.89 KP 1.03 ! LA 1.09 NL 1.06 NY 1.08 PT 0.97 ! SC 0.86 WZ 1.08 ZC 0.87 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.88 KP 1.01 LA 1.02 ! NL 1.01 NY 1.04 OV 0.97 PT 0.99 ! SC 0.90 WZ 1.06 ZC 1.03 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.86 KK 1.05 KP 1.06 ! LA 1.03 MK 0.95 NL 1.03 NY 1.03 ! OV 0.98 PT 0.96 SC 0.90 WZ 1.07 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 KK 1.01 MK 1.03 NY 1.11 ! ZC 0.98 ! ! A total of 111 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! KK 1.05 MK 0.99 NY 1.11 WZ 1.05 ! ZC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.87 HN 0.92 KP 1.02 ! LA 1.02 NL 1.07 NY 1.06 PT 1.01 ! SC 0.85 WZ 1.08 ZC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.87 KP 1.04 LA 1.00 ! NL 1.03 NY 1.05 OV 0.97 PT 1.01 ! SC 0.87 WZ 1.08 ZC 1.05 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.84 KK 1.04 KP 1.00 ! LA 1.04 MK 1.02 NL 1.05 NY 1.05 ! OV 0.97 PT 0.99 SC 0.90 WZ 1.06 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.11 KK 1.02 MK 1.08 NY 1.05 ! ZC 1.02 ! ! A total of 111 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! KK 1.02 MK 1.02 NY 1.10 WZ 1.06 ! ZC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.88 HN 0.93 KP 1.05 ! LA 1.09 NL 1.05 NY 1.03 PT 0.99 ! SC 0.86 WZ 1.10 ZC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.88 KP 1.01 LA 1.01 ! NL 1.04 NY 1.07 OV 1.01 PT 0.99 ! SC 0.87 WZ 1.08 ZC 1.03 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 0.87 KK 1.10 KP 0.99 ! LA 1.04 MK 1.00 NL 1.04 NY 1.01 ! OV 1.00 PT 1.00 SC 0.88 WZ 1.13 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 KK 1.10 MK 1.01 NY 1.12 ! ZC 0.98 ! ! A total of 111 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! KK 1.07 MK 0.98 NY 1.09 WZ 1.09 ! ZC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.89 HN 0.91 KP 1.05 ! LA 1.10 NL 1.01 NY 1.05 PT 0.97 ! SC 0.88 WZ 1.05 ZC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.87 KP 1.03 LA 1.00 ! NL 1.05 NY 1.03 OV 0.97 PT 0.97 ! SC 0.90 WZ 1.08 ZC 1.03 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 0.85 KK 1.11 KP 1.00 ! LA 1.02 MK 1.03 NL 1.04 NY 1.04 ! OV 0.98 PT 0.98 SC 0.88 WZ 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 KK 1.03 MK 1.02 NY 1.06 ! ZC 1.03 ! ! A total of 111 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! KK 1.08 MK 0.98 NY 1.02 WZ 1.05 ! ZC 1.08 ! ! ! Fit before self-cal, rms=0.231289Jy sigma=1.975025 ! Fit after self-cal, rms=0.207175Jy sigma=1.717003 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.126 mas, bmaj=3.428 mas, bpa=5.687 degrees ! Estimated noise=0.886292 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 = -0.00887037 Jy ! Component: 100 - total flux cleaned = -0.00990799 Jy ! Component: 150 - total flux cleaned = -0.0102646 Jy ! Component: 200 - total flux cleaned = -0.0102668 Jy ! Total flux subtracted in 200 components = -0.0102668 Jy ! Clean residual min=-0.007398 max=0.008001 Jy/beam ! Clean residual mean=-0.000025 rms=0.001736 Jy/beam ! Combined flux in latest and established models = 1.21224 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 1.21224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206476Jy sigma=1.713071 ! Fit after self-cal, rms=0.206667Jy sigma=1.712608 ! 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=0.206667Jy sigma=1.712608 ! Fit after self-cal, rms=0.205773Jy sigma=1.695373 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.132 mas, bmaj=3.432 mas, bpa=5.61 degrees ! Estimated noise=0.885534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00591052 Jy ! Component: 100 - total flux cleaned = -0.0067703 Jy ! Component: 150 - total flux cleaned = -0.0072367 Jy ! Component: 200 - total flux cleaned = -0.00724593 Jy ! Total flux subtracted in 200 components = -0.00724593 Jy ! Clean residual min=-0.006432 max=0.006668 Jy/beam ! Clean residual mean=-0.000009 rms=0.001527 Jy/beam ! Combined flux in latest and established models = 1.20499 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 1.20499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205448Jy sigma=1.694030 ! Fit after self-cal, rms=0.205457Jy sigma=1.693986 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 (-10, -101). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00637175 Jy ! Component: 100 - total flux cleaned = 0.00890228 Jy ! Component: 150 - total flux cleaned = 0.00929733 Jy ! Component: 200 - total flux cleaned = 0.00947359 Jy ! Total flux subtracted in 200 components = 0.00947359 Jy ! Clean residual min=-0.006396 max=0.005953 Jy/beam ! Clean residual mean=-0.000023 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 1.21446 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 1.21446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205215Jy sigma=1.691867 ! Fit after self-cal, rms=0.205191Jy sigma=1.691627 ! 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=0.205191Jy sigma=1.691627 ! Fit after self-cal, rms=0.205463Jy sigma=1.690715 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.136 mas, bmaj=3.438 mas, bpa=5.596 degrees ! Estimated noise=0.885083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00279212 Jy ! Component: 100 - total flux cleaned = -0.00258003 Jy ! Component: 150 - total flux cleaned = -0.00220256 Jy ! Component: 200 - total flux cleaned = -0.00195021 Jy ! Total flux subtracted in 200 components = -0.00195021 Jy ! Clean residual min=-0.006174 max=0.005869 Jy/beam ! Clean residual mean=-0.000019 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 1.21251 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 1.21251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205287Jy sigma=1.689847 ! Fit after self-cal, rms=0.205291Jy sigma=1.689819 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 = 0.000852993 Jy ! Component: 100 - total flux cleaned = 0.00114537 Jy ! Component: 150 - total flux cleaned = 0.00128108 Jy ! Component: 200 - total flux cleaned = 0.00134498 Jy ! Total flux subtracted in 200 components = 0.00134498 Jy ! Clean residual min=-0.006240 max=0.005906 Jy/beam ! Clean residual mean=-0.000021 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 1.21386 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 1.21386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205234Jy sigma=1.689452 ! Fit after self-cal, rms=0.205235Jy sigma=1.689444 ! 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=0.205235Jy sigma=1.689444 ! Fit after self-cal, rms=0.205437Jy sigma=1.689076 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.262 mas, bmaj=9.866 mas, bpa=55.87 degrees ! Estimated noise=1.24132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000624881 Jy ! Component: 100 - total flux cleaned = 0.000949283 Jy ! Component: 150 - total flux cleaned = 0.00116463 Jy ! Component: 200 - total flux cleaned = 0.00125796 Jy ! Total flux subtracted in 200 components = 0.00125796 Jy ! Clean residual min=-0.007656 max=0.006522 Jy/beam ! Clean residual mean=-0.000086 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 1.21512 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 1.21512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205435Jy sigma=1.689018 ! Fit after self-cal, rms=0.205428Jy sigma=1.688927 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 = 0.000249257 Jy ! Component: 100 - total flux cleaned = 0.000451949 Jy ! Component: 150 - total flux cleaned = 0.000586562 Jy ! Component: 200 - total flux cleaned = 0.000666896 Jy ! Total flux subtracted in 200 components = 0.000666896 Jy ! Clean residual min=-0.007605 max=0.006368 Jy/beam ! Clean residual mean=-0.000090 rms=0.001833 Jy/beam ! Combined flux in latest and established models = 1.21578 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 1.21578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205438Jy sigma=1.689013 ! Fit after self-cal, rms=0.205433Jy sigma=1.688955 ! 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=2.139 mas, bmaj=3.443 mas, bpa=5.583 degrees ! Estimated noise=0.884659 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.139 x 3.443 at 5.583 degrees (North through East) ! Clean map min=-0.0050844 max=1.0492 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=0.205433Jy sigma=1.688955 ! Fit after self-cal, rms=0.191110Jy sigma=1.487750 ! Inverting map and beam ! Estimated beam: bmin=2.141 mas, bmaj=3.442 mas, bpa=5.657 degrees ! Estimated noise=0.884415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00366086 Jy ! Component: 100 - total flux cleaned = -0.00470248 Jy ! Component: 150 - total flux cleaned = -0.00498665 Jy ! Component: 200 - total flux cleaned = -0.00511815 Jy ! Total flux subtracted in 200 components = -0.00511815 Jy ! Clean residual min=-0.005788 max=0.005783 Jy/beam ! Clean residual mean=-0.000053 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.21066 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 71 components and 1.21066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190979Jy sigma=1.486951 ! Fit after self-cal, rms=0.190987Jy sigma=1.486922 ! Inverting map ! Added new window around map position (55, -71.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372461 Jy ! Component: 100 - total flux cleaned = 0.00374551 Jy ! Component: 150 - total flux cleaned = 0.00362238 Jy ! Component: 200 - total flux cleaned = 0.00362695 Jy ! Total flux subtracted in 200 components = 0.00362695 Jy ! Clean residual min=-0.006008 max=0.005256 Jy/beam ! Clean residual mean=-0.000051 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 1.21429 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 83 components and 1.21429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190726Jy sigma=1.484665 ! Fit after self-cal, rms=0.190701Jy sigma=1.484583 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190701Jy sigma=1.484583 ! Fit after self-cal, rms=0.190837Jy sigma=1.484084 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=1.859 mas, bmaj=3.068 mas, bpa=3.526 degrees ! Estimated noise=1.25822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.806819 Jy ! Component: 100 - total flux cleaned = 0.988462 Jy ! Component: 150 - total flux cleaned = 1.06363 Jy ! Component: 200 - total flux cleaned = 1.10877 Jy ! Total flux subtracted in 200 components = 1.10877 Jy ! Clean residual min=-0.009479 max=0.023209 Jy/beam ! Clean residual mean=0.000073 rms=0.002477 Jy/beam ! Combined flux in latest and established models = 1.10877 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.10877 Jy ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=3.446 mas, bpa=5.692 degrees ! Estimated noise=0.883848 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 = 0.0390101 Jy ! Component: 100 - total flux cleaned = 0.0591438 Jy ! Component: 150 - total flux cleaned = 0.0705131 Jy ! Component: 200 - total flux cleaned = 0.0784361 Jy ! Total flux subtracted in 200 components = 0.0784361 Jy ! Clean residual min=-0.006475 max=0.007469 Jy/beam ! Clean residual mean=0.000006 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 1.1872 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 44 components and 1.1872 Jy ! Inverting map ! Added new window around map position (-6.5, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00765175 Jy ! Component: 100 - total flux cleaned = 0.0114366 Jy ! Component: 150 - total flux cleaned = 0.0146285 Jy ! Component: 200 - total flux cleaned = 0.0172123 Jy ! Total flux subtracted in 200 components = 0.0172123 Jy ! Clean residual min=-0.005941 max=0.005348 Jy/beam ! Clean residual mean=-0.000039 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 1.20442 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 61 components and 1.20442 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=9.275 mas, bmaj=9.884 mas, bpa=55.78 degrees ! Estimated noise=1.23498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00555785 Jy ! Component: 100 - total flux cleaned = 0.00865945 Jy ! Component: 150 - total flux cleaned = 0.0105675 Jy ! Component: 200 - total flux cleaned = 0.0111838 Jy ! Total flux subtracted in 200 components = 0.0111838 Jy ! Clean residual min=-0.006361 max=0.005689 Jy/beam ! Clean residual mean=-0.000200 rms=0.001666 Jy/beam ! Combined flux in latest and established models = 1.2156 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 = 0.000296095 Jy ! Component: 100 - total flux cleaned = 0.000503758 Jy ! Component: 150 - total flux cleaned = 0.000686114 Jy ! Component: 200 - total flux cleaned = 0.00076941 Jy ! Total flux subtracted in 200 components = 0.00076941 Jy ! Clean residual min=-0.006155 max=0.005868 Jy/beam ! Clean residual mean=-0.000203 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 1.21637 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 83 components and 1.21637 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=3.446 mas, bpa=5.692 degrees ! Estimated noise=0.883848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000473901 Jy ! Component: 100 - total flux cleaned = -0.000910258 Jy ! Component: 150 - total flux cleaned = -0.00111061 Jy ! Component: 200 - total flux cleaned = -0.00120261 Jy ! Total flux subtracted in 200 components = -0.00120261 Jy ! Clean residual min=-0.005844 max=0.005195 Jy/beam ! Clean residual mean=-0.000065 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 1.21517 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 94 components and 1.21517 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190638Jy sigma=1.482712 ! Fit after self-cal, rms=0.190610Jy sigma=1.482077 wmodel J1640+3946_S_map.mod ! Writing 94 model components to file: J1640+3946_S_map.mod wobs J1640+3946_S_uvs.fits ! Writing UV FITS file: J1640+3946_S_uvs.fits wwins J1640+3946_S_map.win ! wwins: Wrote 4 windows to J1640+3946_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 = -0.00229813 Jy ! Component: 100 - total flux cleaned = -0.00287039 Jy ! Component: 150 - total flux cleaned = -0.00350894 Jy ! Component: 200 - total flux cleaned = -0.0045735 Jy ! Component: 250 - total flux cleaned = -0.00570002 Jy ! Component: 300 - total flux cleaned = -0.00680165 Jy ! Component: 350 - total flux cleaned = -0.00730225 Jy ! Component: 400 - total flux cleaned = -0.0078771 Jy ! Component: 450 - total flux cleaned = -0.0082002 Jy ! Component: 500 - total flux cleaned = -0.00836012 Jy ! Component: 550 - total flux cleaned = -0.00883067 Jy ! Component: 600 - total flux cleaned = -0.00882918 Jy ! Component: 650 - total flux cleaned = -0.00875177 Jy ! Component: 700 - total flux cleaned = -0.00898028 Jy ! Component: 750 - total flux cleaned = -0.00905516 Jy ! Component: 800 - total flux cleaned = -0.00927875 Jy ! Component: 850 - total flux cleaned = -0.00950074 Jy ! Component: 900 - total flux cleaned = -0.00971982 Jy ! Component: 950 - total flux cleaned = -0.00993741 Jy ! Component: 1000 - total flux cleaned = -0.0098648 Jy ! Component: 1050 - total flux cleaned = -0.0101505 Jy ! Component: 1100 - total flux cleaned = -0.0102912 Jy ! Component: 1150 - total flux cleaned = -0.0102914 Jy ! Component: 1200 - total flux cleaned = -0.0106388 Jy ! Component: 1250 - total flux cleaned = -0.0103629 Jy ! Component: 1300 - total flux cleaned = -0.0107742 Jy ! Component: 1350 - total flux cleaned = -0.0110463 Jy ! Component: 1400 - total flux cleaned = -0.0110463 Jy ! Component: 1450 - total flux cleaned = -0.0113814 Jy ! Component: 1500 - total flux cleaned = -0.0113806 Jy ! Component: 1550 - total flux cleaned = -0.0113811 Jy ! Component: 1600 - total flux cleaned = -0.0117749 Jy ! Component: 1650 - total flux cleaned = -0.0119054 Jy ! Component: 1700 - total flux cleaned = -0.012229 Jy ! Component: 1750 - total flux cleaned = -0.0122283 Jy ! Component: 1800 - total flux cleaned = -0.0124191 Jy ! Component: 1850 - total flux cleaned = -0.0126084 Jy ! Component: 1900 - total flux cleaned = -0.0126085 Jy ! Component: 1950 - total flux cleaned = -0.0125467 Jy ! Component: 2000 - total flux cleaned = -0.0128584 Jy ! Component: 2050 - total flux cleaned = -0.0128583 Jy ! Component: 2100 - total flux cleaned = -0.0130435 Jy ! Component: 2150 - total flux cleaned = -0.0132891 Jy ! Component: 2200 - total flux cleaned = -0.0133501 Jy ! Component: 2250 - total flux cleaned = -0.0134713 Jy ! Component: 2300 - total flux cleaned = -0.0135916 Jy ! Component: 2350 - total flux cleaned = -0.0135326 Jy ! Component: 2400 - total flux cleaned = -0.0136516 Jy ! Component: 2450 - total flux cleaned = -0.0138888 Jy ! Component: 2500 - total flux cleaned = -0.0138302 Jy ! Component: 2550 - total flux cleaned = -0.0140059 Jy ! Component: 2600 - total flux cleaned = -0.0142388 Jy ! Component: 2650 - total flux cleaned = -0.0142968 Jy ! Component: 2700 - total flux cleaned = -0.0143544 Jy ! Component: 2750 - total flux cleaned = -0.0145841 Jy ! Component: 2800 - total flux cleaned = -0.0145843 Jy ! Component: 2850 - total flux cleaned = -0.0146978 Jy ! Component: 2900 - total flux cleaned = -0.014698 Jy ! Component: 2950 - total flux cleaned = -0.0149795 Jy ! Component: 3000 - total flux cleaned = -0.0152036 Jy ! Component: 3050 - total flux cleaned = -0.0151476 Jy ! Component: 3100 - total flux cleaned = -0.0152585 Jy ! Component: 3150 - total flux cleaned = -0.0153687 Jy ! Component: 3200 - total flux cleaned = -0.0154235 Jy ! Component: 3250 - total flux cleaned = -0.0156423 Jy ! Component: 3300 - total flux cleaned = -0.0157509 Jy ! Component: 3350 - total flux cleaned = -0.0157504 Jy ! Component: 3400 - total flux cleaned = -0.0158046 Jy ! Component: 3450 - total flux cleaned = -0.0155893 Jy ! Component: 3500 - total flux cleaned = -0.0158572 Jy ! Component: 3550 - total flux cleaned = -0.0159639 Jy ! Component: 3600 - total flux cleaned = -0.0162292 Jy ! Component: 3650 - total flux cleaned = -0.0161233 Jy ! Component: 3700 - total flux cleaned = -0.0161759 Jy ! Component: 3750 - total flux cleaned = -0.0160185 Jy ! Component: 3800 - total flux cleaned = -0.0163318 Jy ! Component: 3850 - total flux cleaned = -0.0163839 Jy ! Component: 3900 - total flux cleaned = -0.0163841 Jy ! Component: 3950 - total flux cleaned = -0.016539 Jy ! Component: 4000 - total flux cleaned = -0.0165906 Jy ! Component: 4050 - total flux cleaned = -0.0166418 Jy ! Total flux subtracted in 4096 components = -0.0165397 Jy ! Clean residual min=-0.003208 max=0.002948 Jy/beam ! Clean residual mean=-0.000015 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 1.19863 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 428 components and 1.19863 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J1640+3946_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.143 x 3.446 at 5.692 degrees (North through East) ! Clean map min=-0.0046285 max=1.0484 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J1640+3946_S_map.fits wmodel /scr/pima/rdv76_uvs/J1640+3946_S_map.mod ! Writing 428 model components to file: /scr/pima/rdv76_uvs/J1640+3946_S_map.mod wobs /scr/pima/rdv76_uvs/J1640+3946_S_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J1640+3946_S_uvs.fits wwins /scr/pima/rdv76_uvs/J1640+3946_S_map.win ! wwins: Wrote 5 windows to /scr/pima/rdv76_uvs/J1640+3946_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.04845 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00086626 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.247869 0.247869 0.495739 0.991477 1.98295 3.96591 7.93182 15.8636 31.7273 63.4545 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1210.31 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J1640+3946_S_dfm.log closed on Fri Jun 15 05:56:13 2018