! Started logfile: /tmp/maps//J1450+3653_C_20180615_dfm.log on Wed Jul 4 23:29:55 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//J1450+3653_C_20180615_uva.fits ! Reading UV FITS file: /tmp/maps//J1450+3653_C_20180615_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.955556 visibilities/baseline/integration-bin. ! Found source: J1450+3653 ! ! 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 5848 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 J1450+3653_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.997901Jy sigma=27.701762 ! Fit after self-cal, rms=0.953165Jy sigma=26.464331 ! 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=1.424 mas, bmaj=4.113 mas, bpa=21.02 degrees ! Estimated noise=0.46586 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 = 0.036273 Jy ! Component: 100 - total flux cleaned = 0.0447334 Jy ! Total flux subtracted in 100 components = 0.0447334 Jy ! Clean residual min=-0.002109 max=0.003303 Jy/beam ! Clean residual mean=0.000003 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.0447334 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0447334 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=0.028452Jy sigma=0.713853 ! Fit after self-cal, rms=0.028403Jy sigma=0.712520 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370567 Jy ! Component: 100 - total flux cleaned = 0.0056468 Jy ! Total flux subtracted in 100 components = 0.0056468 Jy ! Clean residual min=-0.001837 max=0.002043 Jy/beam ! Clean residual mean=0.000001 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.0503801 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.0503802 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=0.027947Jy sigma=0.699917 ! Fit after self-cal, rms=0.027938Jy sigma=0.699649 ! 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=1.748 mas, bmaj=4.385 mas, bpa=19.81 degrees ! Estimated noise=0.341313 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 = 0.000997797 Jy ! Component: 100 - total flux cleaned = 0.00109762 Jy ! Component: 150 - total flux cleaned = 0.00109717 Jy ! Component: 200 - total flux cleaned = 0.00107994 Jy ! Total flux subtracted in 200 components = 0.00107994 Jy ! Clean residual min=-0.001414 max=0.002022 Jy/beam ! Clean residual mean=-0.000000 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0514601 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0514601 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=0.027892Jy sigma=0.698482 ! Fit after self-cal, rms=0.027888Jy sigma=0.698436 ! Inverting map ! Added new window around map position (1.8, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175228 Jy ! Component: 100 - total flux cleaned = 0.00224248 Jy ! Component: 150 - total flux cleaned = 0.00242185 Jy ! Component: 200 - total flux cleaned = 0.00258998 Jy ! Total flux subtracted in 200 components = 0.00258998 Jy ! Clean residual min=-0.001247 max=0.001293 Jy/beam ! Clean residual mean=0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0540501 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 48 components and 0.0540501 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=0.027780Jy sigma=0.695013 ! Fit after self-cal, rms=0.027774Jy sigma=0.694860 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.748 x 4.385 at 19.81 degrees (North through East) ! Clean map min=-0.0011828 max=0.046784 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.91 KP 1.02 ! LA 0.99 MK 0.89 NL 0.99 OV 1.04 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 0.87 KP 0.99 ! LA 1.08 MK 1.09 NL 1.08 OV 0.93 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.97 KP 1.02 ! LA 1.18 MK 0.98 NL 0.92 OV 1.03 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 HN 1.02 KP 0.95 ! LA 1.15 MK 1.05 NL 1.05 OV 1.02 ! PT 0.82 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.05 KP 0.94 ! LA 1.09 MK 1.00 NL 1.03 OV 0.98 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 0.96 KP 0.99 ! LA 1.00 MK 0.90 NL 0.97 OV 1.01 ! PT 1.04 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.02 KP 1.04 ! LA 1.00 MK 1.03 NL 1.00 OV 1.07 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.95 KP 0.98 ! LA 1.08 MK 1.08 NL 1.05 OV 0.95 ! PT 0.90 SC 0.97 ! ! ! Fit before self-cal, rms=0.027774Jy sigma=0.694860 ! Fit after self-cal, rms=0.027319Jy sigma=0.685633 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.738 mas, bmaj=4.386 mas, bpa=19.7 degrees ! Estimated noise=0.33968 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 = -2.14831e-06 Jy ! Component: 100 - total flux cleaned = -6.79248e-05 Jy ! Component: 150 - total flux cleaned = -8.2134e-05 Jy ! Component: 200 - total flux cleaned = -0.000118137 Jy ! Total flux subtracted in 200 components = -0.000118137 Jy ! Clean residual min=-0.000998 max=0.001002 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0539319 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 70 components and 0.0539319 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=0.027303Jy sigma=0.685150 ! Fit after self-cal, rms=0.027313Jy sigma=0.684967 ! 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=0.027313Jy sigma=0.684967 ! Fit after self-cal, rms=0.027269Jy sigma=0.684931 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.738 mas, bmaj=4.385 mas, bpa=19.72 degrees ! Estimated noise=0.338853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000148431 Jy ! Component: 100 - total flux cleaned = -0.000181274 Jy ! Component: 150 - total flux cleaned = -0.000210789 Jy ! Component: 200 - total flux cleaned = -0.000228557 Jy ! Total flux subtracted in 200 components = -0.000228557 Jy ! Clean residual min=-0.001015 max=0.000999 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0537034 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.0537034 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=0.027262Jy sigma=0.684726 ! Fit after self-cal, rms=0.027262Jy sigma=0.684718 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 = -3.76298e-05 Jy ! Component: 100 - total flux cleaned = -2.95525e-05 Jy ! Component: 150 - total flux cleaned = -2.1975e-05 Jy ! Component: 200 - total flux cleaned = -8.19468e-06 Jy ! Total flux subtracted in 200 components = -8.19468e-06 Jy ! Clean residual min=-0.001012 max=0.001006 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0536952 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.0536952 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=0.027257Jy sigma=0.684626 ! Fit after self-cal, rms=0.027257Jy sigma=0.684623 ! 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=0.027257Jy sigma=0.684623 ! Fit after self-cal, rms=0.027221Jy sigma=0.684602 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.739 mas, bmaj=4.386 mas, bpa=19.75 degrees ! Estimated noise=0.338175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000173221 Jy ! Component: 100 - total flux cleaned = -0.00018053 Jy ! Component: 150 - total flux cleaned = -0.000186703 Jy ! Component: 200 - total flux cleaned = -0.00018097 Jy ! Total flux subtracted in 200 components = -0.00018097 Jy ! Clean residual min=-0.001023 max=0.001001 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0535142 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 98 components and 0.0535142 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=0.027218Jy sigma=0.684530 ! Fit after self-cal, rms=0.027218Jy sigma=0.684526 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 = -1.11061e-05 Jy ! Component: 100 - total flux cleaned = -1.09978e-05 Jy ! Component: 150 - total flux cleaned = -5.9819e-06 Jy ! Component: 200 - total flux cleaned = -1.20036e-06 Jy ! Total flux subtracted in 200 components = -1.20036e-06 Jy ! Clean residual min=-0.001017 max=0.001004 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.053513 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 109 components and 0.053513 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=0.027216Jy sigma=0.684485 ! Fit after self-cal, rms=0.027215Jy sigma=0.684483 ! 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=0.027215Jy sigma=0.684483 ! Fit after self-cal, rms=0.027202Jy sigma=0.684473 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.553 mas, bmaj=5.208 mas, bpa=12.33 degrees ! Estimated noise=0.41521 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0001222 Jy ! Component: 100 - total flux cleaned = 0.00012792 Jy ! Component: 150 - total flux cleaned = 0.000122947 Jy ! Component: 200 - total flux cleaned = 0.00010867 Jy ! Total flux subtracted in 200 components = 0.00010867 Jy ! Clean residual min=-0.000999 max=0.001025 Jy/beam ! Clean residual mean=0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0536217 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 118 components and 0.0536217 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=0.027201Jy sigma=0.684463 ! Fit after self-cal, rms=0.027202Jy sigma=0.684458 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 = -1.4354e-05 Jy ! Component: 100 - total flux cleaned = -2.73531e-05 Jy ! Component: 150 - total flux cleaned = -3.92964e-05 Jy ! Component: 200 - total flux cleaned = -3.93314e-05 Jy ! Total flux subtracted in 200 components = -3.93314e-05 Jy ! Clean residual min=-0.000995 max=0.001023 Jy/beam ! Clean residual mean=0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0535823 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 121 components and 0.0535823 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=0.027202Jy sigma=0.684464 ! Fit after self-cal, rms=0.027202Jy sigma=0.684463 ! 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=1.739 mas, bmaj=4.386 mas, bpa=19.78 degrees ! Estimated noise=0.337812 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.739 x 4.386 at 19.78 degrees (North through East) ! Clean map min=-0.00096489 max=0.046532 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=4.122 mas, bpa=21 degrees ! Estimated noise=0.459439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357937 Jy ! Component: 100 - total flux cleaned = 0.0442722 Jy ! Component: 150 - total flux cleaned = 0.0479747 Jy ! Component: 200 - total flux cleaned = 0.0498361 Jy ! Total flux subtracted in 200 components = 0.0498361 Jy ! Clean residual min=-0.001511 max=0.001424 Jy/beam ! Clean residual mean=0.000001 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.0498361 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0498361 Jy ! Inverting map and beam ! Estimated beam: bmin=1.739 mas, bmaj=4.386 mas, bpa=19.78 degrees ! Estimated noise=0.337812 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 = 0.00160805 Jy ! Component: 100 - total flux cleaned = 0.00227274 Jy ! Component: 150 - total flux cleaned = 0.00253668 Jy ! Component: 200 - total flux cleaned = 0.00280271 Jy ! Total flux subtracted in 200 components = 0.00280271 Jy ! Clean residual min=-0.000983 max=0.001021 Jy/beam ! Clean residual mean=0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0526388 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 51 components and 0.0526388 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=3.553 mas, bmaj=5.208 mas, bpa=12.33 degrees ! Estimated noise=0.41521 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000633456 Jy ! Component: 100 - total flux cleaned = 0.000799221 Jy ! Component: 150 - total flux cleaned = 0.000851502 Jy ! Component: 200 - total flux cleaned = 0.000907928 Jy ! Total flux subtracted in 200 components = 0.000907928 Jy ! Clean residual min=-0.001010 max=0.001007 Jy/beam ! Clean residual mean=0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0535467 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 = 3.00584e-05 Jy ! Component: 100 - total flux cleaned = 4.78677e-05 Jy ! Component: 150 - total flux cleaned = 5.60444e-05 Jy ! Component: 200 - total flux cleaned = 6.34778e-05 Jy ! Total flux subtracted in 200 components = 6.34778e-05 Jy ! Clean residual min=-0.000982 max=0.000992 Jy/beam ! Clean residual mean=0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0536102 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.0536102 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.739 mas, bmaj=4.386 mas, bpa=19.78 degrees ! Estimated noise=0.337812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000183465 Jy ! Component: 100 - total flux cleaned = -0.000198642 Jy ! Component: 150 - total flux cleaned = -0.000199723 Jy ! Component: 200 - total flux cleaned = -0.000222878 Jy ! Total flux subtracted in 200 components = -0.000222878 Jy ! Clean residual min=-0.000991 max=0.000953 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0533873 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 86 components and 0.0533873 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=0.027215Jy sigma=0.684856 ! Fit after self-cal, rms=0.027215Jy sigma=0.684824 wmodel J1450+3653_C_map.mod ! Writing 86 model components to file: J1450+3653_C_map.mod wobs J1450+3653_C_uvs.fits ! Writing UV FITS file: J1450+3653_C_uvs.fits wwins J1450+3653_C_map.win ! wwins: Wrote 2 windows to J1450+3653_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 = 5.21738e-05 Jy ! Component: 100 - total flux cleaned = 0.000134809 Jy ! Component: 150 - total flux cleaned = 0.000228958 Jy ! Component: 200 - total flux cleaned = 0.000289404 Jy ! Component: 250 - total flux cleaned = 0.00030412 Jy ! Component: 300 - total flux cleaned = 0.000289966 Jy ! Component: 350 - total flux cleaned = 0.00027654 Jy ! Component: 400 - total flux cleaned = 0.00027687 Jy ! Component: 450 - total flux cleaned = 0.000289648 Jy ! Component: 500 - total flux cleaned = 0.000265043 Jy ! Component: 550 - total flux cleaned = 0.000265068 Jy ! Component: 600 - total flux cleaned = 0.00026507 Jy ! Component: 650 - total flux cleaned = 0.000241982 Jy ! Component: 700 - total flux cleaned = 0.000253572 Jy ! Component: 750 - total flux cleaned = 0.000220067 Jy ! Component: 800 - total flux cleaned = 0.000187343 Jy ! Component: 850 - total flux cleaned = 0.000144205 Jy ! Component: 900 - total flux cleaned = 8.05835e-05 Jy ! Component: 950 - total flux cleaned = 1.77886e-05 Jy ! Component: 1000 - total flux cleaned = -3.36314e-05 Jy ! Component: 1050 - total flux cleaned = -8.45008e-05 Jy ! Component: 1100 - total flux cleaned = -0.000144529 Jy ! Component: 1150 - total flux cleaned = -0.000193874 Jy ! Component: 1200 - total flux cleaned = -0.000242286 Jy ! Component: 1250 - total flux cleaned = -0.000270857 Jy ! Component: 1300 - total flux cleaned = -0.000299106 Jy ! Component: 1350 - total flux cleaned = -0.000336366 Jy ! Component: 1400 - total flux cleaned = -0.000336401 Jy ! Component: 1450 - total flux cleaned = -0.000408827 Jy ! Component: 1500 - total flux cleaned = -0.000444502 Jy ! Component: 1550 - total flux cleaned = -0.000471102 Jy ! Component: 1600 - total flux cleaned = -0.000523574 Jy ! Component: 1650 - total flux cleaned = -0.000540864 Jy ! Component: 1700 - total flux cleaned = -0.000591962 Jy ! Component: 1750 - total flux cleaned = -0.000616968 Jy ! Component: 1800 - total flux cleaned = -0.000641751 Jy ! Component: 1850 - total flux cleaned = -0.0006745 Jy ! Component: 1900 - total flux cleaned = -0.000690756 Jy ! Component: 1950 - total flux cleaned = -0.0007308 Jy ! Component: 2000 - total flux cleaned = -0.00074652 Jy ! Component: 2050 - total flux cleaned = -0.000777885 Jy ! Component: 2100 - total flux cleaned = -0.000793297 Jy ! Component: 2150 - total flux cleaned = -0.0008164 Jy ! Component: 2200 - total flux cleaned = -0.000831565 Jy ! Component: 2250 - total flux cleaned = -0.000846615 Jy ! Component: 2300 - total flux cleaned = -0.000861515 Jy ! Component: 2350 - total flux cleaned = -0.00089097 Jy ! Component: 2400 - total flux cleaned = -0.000898253 Jy ! Component: 2450 - total flux cleaned = -0.000934216 Jy ! Component: 2500 - total flux cleaned = -0.000983941 Jy ! Component: 2550 - total flux cleaned = -0.000998016 Jy ! Component: 2600 - total flux cleaned = -0.000991058 Jy ! Component: 2650 - total flux cleaned = -0.00103954 Jy ! Component: 2700 - total flux cleaned = -0.00103954 Jy ! Component: 2750 - total flux cleaned = -0.00106006 Jy ! Component: 2800 - total flux cleaned = -0.00109373 Jy ! Component: 2850 - total flux cleaned = -0.00110049 Jy ! Component: 2900 - total flux cleaned = -0.00115345 Jy ! Component: 2950 - total flux cleaned = -0.00118625 Jy ! Component: 3000 - total flux cleaned = -0.0012123 Jy ! Component: 3050 - total flux cleaned = -0.00125087 Jy ! Component: 3100 - total flux cleaned = -0.00128915 Jy ! Component: 3150 - total flux cleaned = -0.00132708 Jy ! Component: 3200 - total flux cleaned = -0.00134598 Jy ! Component: 3250 - total flux cleaned = -0.00137088 Jy ! Component: 3300 - total flux cleaned = -0.00142647 Jy ! Component: 3350 - total flux cleaned = -0.00145096 Jy ! Component: 3400 - total flux cleaned = -0.00146921 Jy ! Component: 3450 - total flux cleaned = -0.00147521 Jy ! Component: 3500 - total flux cleaned = -0.00149318 Jy ! Component: 3550 - total flux cleaned = -0.00149915 Jy ! Component: 3600 - total flux cleaned = -0.00151695 Jy ! Component: 3650 - total flux cleaned = -0.00154039 Jy ! Component: 3700 - total flux cleaned = -0.00155199 Jy ! Component: 3750 - total flux cleaned = -0.00156359 Jy ! Component: 3800 - total flux cleaned = -0.00157499 Jy ! Component: 3850 - total flux cleaned = -0.00159215 Jy ! Component: 3900 - total flux cleaned = -0.00160345 Jy ! Component: 3950 - total flux cleaned = -0.00161468 Jy ! Component: 4000 - total flux cleaned = -0.00162585 Jy ! Component: 4050 - total flux cleaned = -0.00163698 Jy ! Total flux subtracted in 4096 components = -0.0016315 Jy ! Clean residual min=-0.000298 max=0.000302 Jy/beam ! Clean residual mean=0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0517558 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 379 components and 0.0517558 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1450+3653_C_20180615_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.739 x 4.386 at 19.78 degrees (North through East) ! Clean map min=-0.00084475 max=0.04651 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1450+3653_C_20180615_map.fits wmodel /tmp/maps//J1450+3653_C_20180615_map.mod ! Writing 379 model components to file: /tmp/maps//J1450+3653_C_20180615_map.mod wobs /tmp/maps//J1450+3653_C_20180615_uvs.fits ! Writing UV FITS file: /tmp/maps//J1450+3653_C_20180615_uvs.fits wwins /tmp/maps//J1450+3653_C_20180615_map.win ! wwins: Wrote 3 windows to /tmp/maps//J1450+3653_C_20180615_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0465096 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.70301e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.625871 0.625871 1.25174 2.50349 5.00697 10.0139 20.0279 40.0558 80.1115 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 479.331 quit ! Quitting program ! Log file /tmp/maps//J1450+3653_C_20180615_dfm.log closed on Wed Jul 4 23:29:59 2018