! Started logfile: .//J1457-0751_C_dfm.log on Mon Jan 20 18:16:04 2020 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 .//J1457-0751_C_uva.fits ! Reading UV FITS file: .//J1457-0751_C_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.896732 visibilities/baseline/integration-bin. ! Found source: J1457-0751 ! ! 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 5488 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 J1457-0751_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 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010389Jy sigma=19.491243 ! Fit after self-cal, rms=0.917962Jy sigma=17.737388 ! 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=1.415 mas, bmaj=3.567 mas, bpa=-3.123 degrees ! Estimated noise=0.735571 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 = 0.0603778 Jy ! Component: 100 - total flux cleaned = 0.0775906 Jy ! Total flux subtracted in 100 components = 0.0775906 Jy ! Clean residual min=-0.015447 max=0.059833 Jy/beam ! Clean residual mean=-0.000016 rms=0.005166 Jy/beam ! Combined flux in latest and established models = 0.0775906 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0775906 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=0.114037Jy sigma=2.181111 ! Fit after self-cal, rms=0.113348Jy sigma=2.162976 ! Inverting map ! Added new window around map position (13.5, 12.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0479292 Jy ! Component: 100 - total flux cleaned = 0.0650964 Jy ! Total flux subtracted in 100 components = 0.0650964 Jy ! Clean residual min=-0.010131 max=0.017418 Jy/beam ! Clean residual mean=0.000000 rms=0.003275 Jy/beam ! Combined flux in latest and established models = 0.142687 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 18 components and 0.142687 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=0.089353Jy sigma=1.687335 ! Fit after self-cal, rms=0.077619Jy sigma=1.453742 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0256125 Jy ! Component: 100 - total flux cleaned = 0.0404514 Jy ! Total flux subtracted in 100 components = 0.0404514 Jy ! Clean residual min=-0.008891 max=0.017299 Jy/beam ! Clean residual mean=0.000013 rms=0.002746 Jy/beam ! Combined flux in latest and established models = 0.183138 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.183138 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=0.065693Jy sigma=1.206751 ! Fit after self-cal, rms=0.065610Jy sigma=1.204762 ! Inverting map ! Added new window around map position (9.9, 9.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156872 Jy ! Component: 100 - total flux cleaned = 0.0267946 Jy ! Total flux subtracted in 100 components = 0.0267946 Jy ! Clean residual min=-0.007912 max=0.012668 Jy/beam ! Clean residual mean=0.000013 rms=0.002254 Jy/beam ! Combined flux in latest and established models = 0.209933 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 39 components and 0.209933 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=0.059283Jy sigma=1.066692 ! Fit after self-cal, rms=0.059021Jy sigma=1.063995 ! 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=1.744 mas, bmaj=4.03 mas, bpa=-3.148 degrees ! Estimated noise=0.509578 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 = 0.0175019 Jy ! Component: 100 - total flux cleaned = 0.0308875 Jy ! Component: 150 - total flux cleaned = 0.0418115 Jy ! Component: 200 - total flux cleaned = 0.0507794 Jy ! Total flux subtracted in 200 components = 0.0507794 Jy ! Clean residual min=-0.008473 max=0.014479 Jy/beam ! Clean residual mean=0.000019 rms=0.002530 Jy/beam ! Combined flux in latest and established models = 0.260712 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 53 components and 0.260712 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=0.051053Jy sigma=0.889028 ! Fit after self-cal, rms=0.050923Jy sigma=0.887055 ! Inverting map ! Added new window around map position (3.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126271 Jy ! Component: 100 - total flux cleaned = 0.0199008 Jy ! Component: 150 - total flux cleaned = 0.0258492 Jy ! Component: 200 - total flux cleaned = 0.0308522 Jy ! Total flux subtracted in 200 components = 0.0308522 Jy ! Clean residual min=-0.006427 max=0.010595 Jy/beam ! Clean residual mean=0.000016 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 0.291565 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 92 components and 0.291564 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=0.047177Jy sigma=0.803132 ! Fit after self-cal, rms=0.046956Jy sigma=0.798196 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.744 x 4.03 at -3.148 degrees (North through East) ! Clean map min=-0.0061627 max=0.087812 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.85 HN 1.05 KP 0.99 ! LA 1.00 MK 0.97 NL 1.13 OV 0.98 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.90 HN 1.12 KP 0.97 ! LA 0.98 MK 0.93 NL 1.09 OV 0.98 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.85 HN 1.11 KP 0.96 ! LA 0.95 MK 0.98 NL 1.15 OV 0.98 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.85 HN 1.05 KP 0.96 ! LA 0.96 MK 0.96 NL 1.09 OV 0.94 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.84 HN 1.16 KP 0.97 ! LA 0.99 MK 0.94 NL 1.14 OV 0.96 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.89 HN 1.15 KP 0.99 ! LA 0.98 MK 0.88 NL 1.15 OV 0.99 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.89 HN 1.19 KP 0.97 ! LA 0.97 MK 0.93 NL 1.16 OV 1.00 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HN 1.19 KP 1.00 ! LA 0.95 MK 0.91 NL 1.23 OV 0.98 ! PT 1.01 SC 0.96 ! ! ! Fit before self-cal, rms=0.046956Jy sigma=0.798196 ! Fit after self-cal, rms=0.043507Jy sigma=0.749450 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.739 mas, bmaj=4.027 mas, bpa=-2.787 degrees ! Estimated noise=0.500924 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 (-10.8, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00537104 Jy ! Component: 100 - total flux cleaned = 0.00706683 Jy ! Component: 150 - total flux cleaned = 0.00816042 Jy ! Component: 200 - total flux cleaned = 0.00806165 Jy ! Total flux subtracted in 200 components = 0.00806165 Jy ! Clean residual min=-0.003137 max=0.004209 Jy/beam ! Clean residual mean=0.000002 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.299626 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 118 components and 0.299626 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=0.042181Jy sigma=0.718860 ! Fit after self-cal, rms=0.042170Jy sigma=0.717336 ! 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=0.042170Jy sigma=0.717336 ! Fit after self-cal, rms=0.042369Jy sigma=0.716047 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.743 mas, bmaj=4.031 mas, bpa=-2.568 degrees ! Estimated noise=0.500341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000729358 Jy ! Component: 100 - total flux cleaned = 0.000997312 Jy ! Component: 150 - total flux cleaned = 0.000998991 Jy ! Component: 200 - total flux cleaned = 0.00121117 Jy ! Total flux subtracted in 200 components = 0.00121117 Jy ! Clean residual min=-0.002821 max=0.003622 Jy/beam ! Clean residual mean=0.000004 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.300837 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 129 components and 0.300837 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=0.042055Jy sigma=0.709361 ! Fit after self-cal, rms=0.042072Jy sigma=0.709221 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 (-13.2, -40.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304197 Jy ! Component: 100 - total flux cleaned = 0.0038065 Jy ! Component: 150 - total flux cleaned = 0.00429684 Jy ! Component: 200 - total flux cleaned = 0.00440806 Jy ! Total flux subtracted in 200 components = 0.00440806 Jy ! Clean residual min=-0.002575 max=0.002979 Jy/beam ! Clean residual mean=0.000003 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 0.305246 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 153 components and 0.305245 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=0.041784Jy sigma=0.702597 ! Fit after self-cal, rms=0.041778Jy sigma=0.702421 ! Inverting map ! Added new window around map position (-2.7, -2.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223608 Jy ! Component: 100 - total flux cleaned = 0.00288532 Jy ! Component: 150 - total flux cleaned = 0.00357931 Jy ! Component: 200 - total flux cleaned = 0.00384281 Jy ! Total flux subtracted in 200 components = 0.00384281 Jy ! Clean residual min=-0.002301 max=0.002364 Jy/beam ! Clean residual mean=0.000002 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.309088 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 175 components and 0.309088 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=0.041543Jy sigma=0.697782 ! Fit after self-cal, rms=0.041553Jy sigma=0.697620 ! 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=0.041553Jy sigma=0.697620 ! Fit after self-cal, rms=0.041653Jy sigma=0.696816 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.743 mas, bmaj=4.027 mas, bpa=-2.325 degrees ! Estimated noise=0.499887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104994 Jy ! Component: 100 - total flux cleaned = 0.00176822 Jy ! Component: 150 - total flux cleaned = 0.00195406 Jy ! Component: 200 - total flux cleaned = 0.00208186 Jy ! Total flux subtracted in 200 components = 0.00208186 Jy ! Clean residual min=-0.002151 max=0.002264 Jy/beam ! Clean residual mean=0.000002 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.31117 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 186 components and 0.31117 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=0.041534Jy sigma=0.694634 ! Fit after self-cal, rms=0.041547Jy sigma=0.694575 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 = 0.000157161 Jy ! Component: 100 - total flux cleaned = 8.07129e-05 Jy ! Component: 150 - total flux cleaned = 8.32072e-05 Jy ! Component: 200 - total flux cleaned = 5.02768e-05 Jy ! Total flux subtracted in 200 components = 5.02768e-05 Jy ! Clean residual min=-0.002067 max=0.002216 Jy/beam ! Clean residual mean=0.000003 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.31122 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 196 components and 0.31122 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=0.041473Jy sigma=0.693424 ! Fit after self-cal, rms=0.041474Jy sigma=0.693397 ! 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=0.041474Jy sigma=0.693397 ! Fit after self-cal, rms=0.041499Jy sigma=0.693202 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.804 mas, bmaj=6.637 mas, bpa=-8.729 degrees ! Estimated noise=0.61265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000836118 Jy ! Component: 100 - total flux cleaned = 0.000982439 Jy ! Component: 150 - total flux cleaned = 0.00095182 Jy ! Component: 200 - total flux cleaned = 0.000952362 Jy ! Total flux subtracted in 200 components = 0.000952362 Jy ! Clean residual min=-0.002383 max=0.003048 Jy/beam ! Clean residual mean=0.000005 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.312173 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 227 components and 0.312173 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=0.041462Jy sigma=0.692482 ! Fit after self-cal, rms=0.041461Jy sigma=0.692464 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 (12, 25.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020411 Jy ! Component: 100 - total flux cleaned = 0.00268823 Jy ! Component: 150 - total flux cleaned = 0.00322561 Jy ! Component: 200 - total flux cleaned = 0.00362353 Jy ! Total flux subtracted in 200 components = 0.00362353 Jy ! Clean residual min=-0.001889 max=0.001726 Jy/beam ! Clean residual mean=0.000004 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.315796 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 253 components and 0.315796 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=0.041326Jy sigma=0.689841 ! Fit after self-cal, rms=0.041320Jy sigma=0.689725 ! 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=1.744 mas, bmaj=4.025 mas, bpa=-2.193 degrees ! Estimated noise=0.499297 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.744 x 4.025 at -2.193 degrees (North through East) ! Clean map min=-0.0024623 max=0.085791 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=1.405 mas, bmaj=3.549 mas, bpa=-2.07 degrees ! Estimated noise=0.724672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0810328 Jy ! Component: 100 - total flux cleaned = 0.121947 Jy ! Component: 150 - total flux cleaned = 0.148136 Jy ! Component: 200 - total flux cleaned = 0.168128 Jy ! Total flux subtracted in 200 components = 0.168128 Jy ! Clean residual min=-0.009023 max=0.011829 Jy/beam ! Clean residual mean=0.000012 rms=0.002624 Jy/beam ! Combined flux in latest and established models = 0.168128 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.168128 Jy ! Inverting map and beam ! Estimated beam: bmin=1.744 mas, bmaj=4.025 mas, bpa=-2.193 degrees ! Estimated noise=0.499297 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 = 0.0254291 Jy ! Component: 100 - total flux cleaned = 0.0439878 Jy ! Component: 150 - total flux cleaned = 0.0583764 Jy ! Component: 200 - total flux cleaned = 0.0697865 Jy ! Total flux subtracted in 200 components = 0.0697865 Jy ! Clean residual min=-0.006687 max=0.007278 Jy/beam ! Clean residual mean=0.000009 rms=0.002137 Jy/beam ! Combined flux in latest and established models = 0.237914 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 55 components and 0.237914 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=3.804 mas, bmaj=6.637 mas, bpa=-8.729 degrees ! Estimated noise=0.61265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156439 Jy ! Component: 100 - total flux cleaned = 0.0272468 Jy ! Component: 150 - total flux cleaned = 0.0362036 Jy ! Component: 200 - total flux cleaned = 0.0432302 Jy ! Total flux subtracted in 200 components = 0.0432302 Jy ! Clean residual min=-0.005518 max=0.004956 Jy/beam ! Clean residual mean=0.000008 rms=0.001744 Jy/beam ! Combined flux in latest and established models = 0.281144 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 = 0.00565799 Jy ! Component: 100 - total flux cleaned = 0.0103239 Jy ! Component: 150 - total flux cleaned = 0.0142072 Jy ! Component: 200 - total flux cleaned = 0.0172552 Jy ! Total flux subtracted in 200 components = 0.0172552 Jy ! Clean residual min=-0.003541 max=0.002928 Jy/beam ! Clean residual mean=0.000006 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 0.2984 Jy ! Adding 123 model components to the UV plane model. ! The established model now contains 163 components and 0.2984 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.744 mas, bmaj=4.025 mas, bpa=-2.193 degrees ! Estimated noise=0.499297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282319 Jy ! Component: 100 - total flux cleaned = 0.00445191 Jy ! Component: 150 - total flux cleaned = 0.005492 Jy ! Component: 200 - total flux cleaned = 0.00658609 Jy ! Total flux subtracted in 200 components = 0.00658609 Jy ! Clean residual min=-0.002156 max=0.002003 Jy/beam ! Clean residual mean=0.000004 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.304986 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 199 components and 0.304986 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=0.041419Jy sigma=0.693870 ! Fit after self-cal, rms=0.041387Jy sigma=0.693152 wmodel J1457-0751_C_map.mod ! Writing 199 model components to file: J1457-0751_C_map.mod wobs J1457-0751_C_uvs.fits ! Writing UV FITS file: J1457-0751_C_uvs.fits wwins J1457-0751_C_map.win ! wwins: Wrote 8 windows to J1457-0751_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000250284 Jy ! Component: 100 - total flux cleaned = -0.000180536 Jy ! Component: 150 - total flux cleaned = 1.66837e-05 Jy ! Component: 200 - total flux cleaned = 0.000110399 Jy ! Component: 250 - total flux cleaned = 0.000201154 Jy ! Component: 300 - total flux cleaned = 0.000230351 Jy ! Component: 350 - total flux cleaned = 0.000230821 Jy ! Component: 400 - total flux cleaned = 0.000339854 Jy ! Component: 450 - total flux cleaned = 0.000444538 Jy ! Component: 500 - total flux cleaned = 0.000417832 Jy ! Component: 550 - total flux cleaned = 0.000343319 Jy ! Component: 600 - total flux cleaned = 0.000343008 Jy ! Component: 650 - total flux cleaned = 0.000295447 Jy ! Component: 700 - total flux cleaned = 0.000294898 Jy ! Component: 750 - total flux cleaned = 0.000271838 Jy ! Component: 800 - total flux cleaned = 0.000227638 Jy ! Component: 850 - total flux cleaned = 0.000184394 Jy ! Component: 900 - total flux cleaned = 0.000142349 Jy ! Component: 950 - total flux cleaned = 1.98296e-05 Jy ! Component: 1000 - total flux cleaned = -2.69441e-07 Jy ! Component: 1050 - total flux cleaned = -9.83263e-05 Jy ! Component: 1100 - total flux cleaned = -0.00015621 Jy ! Component: 1150 - total flux cleaned = -0.000137339 Jy ! Component: 1200 - total flux cleaned = -0.000193504 Jy ! Component: 1250 - total flux cleaned = -0.000285551 Jy ! Component: 1300 - total flux cleaned = -0.000285226 Jy ! Component: 1350 - total flux cleaned = -0.000285007 Jy ! Component: 1400 - total flux cleaned = -0.000303013 Jy ! Component: 1450 - total flux cleaned = -0.000320408 Jy ! Component: 1500 - total flux cleaned = -0.00032043 Jy ! Component: 1550 - total flux cleaned = -0.000320558 Jy ! Component: 1600 - total flux cleaned = -0.000287409 Jy ! Component: 1650 - total flux cleaned = -0.000319919 Jy ! Component: 1700 - total flux cleaned = -0.000271945 Jy ! Component: 1750 - total flux cleaned = -0.00025641 Jy ! Component: 1800 - total flux cleaned = -0.000256624 Jy ! Component: 1850 - total flux cleaned = -0.000256502 Jy ! Component: 1900 - total flux cleaned = -0.000196196 Jy ! Component: 1950 - total flux cleaned = -0.000166932 Jy ! Component: 2000 - total flux cleaned = -0.000225734 Jy ! Component: 2050 - total flux cleaned = -0.0001532 Jy ! Component: 2100 - total flux cleaned = -0.000153473 Jy ! Component: 2150 - total flux cleaned = -0.000153386 Jy ! Component: 2200 - total flux cleaned = -0.000125253 Jy ! Component: 2250 - total flux cleaned = -0.000166573 Jy ! Component: 2300 - total flux cleaned = -0.00018025 Jy ! Component: 2350 - total flux cleaned = -0.000193327 Jy ! Component: 2400 - total flux cleaned = -0.000179856 Jy ! Component: 2450 - total flux cleaned = -0.000218912 Jy ! Component: 2500 - total flux cleaned = -0.000193289 Jy ! Component: 2550 - total flux cleaned = -0.000231366 Jy ! Component: 2600 - total flux cleaned = -0.000268988 Jy ! Component: 2650 - total flux cleaned = -0.000256509 Jy ! Component: 2700 - total flux cleaned = -0.000268868 Jy ! Component: 2750 - total flux cleaned = -0.000305298 Jy ! Component: 2800 - total flux cleaned = -0.000257187 Jy ! Component: 2850 - total flux cleaned = -0.000245532 Jy ! Component: 2900 - total flux cleaned = -0.000257203 Jy ! Component: 2950 - total flux cleaned = -0.000199245 Jy ! Component: 3000 - total flux cleaned = -0.00019942 Jy ! Component: 3050 - total flux cleaned = -0.000199514 Jy ! Component: 3100 - total flux cleaned = -0.000154752 Jy ! Component: 3150 - total flux cleaned = -0.000165772 Jy ! Component: 3200 - total flux cleaned = -0.000110687 Jy ! Component: 3250 - total flux cleaned = -6.71504e-05 Jy ! Component: 3300 - total flux cleaned = -7.81497e-05 Jy ! Component: 3350 - total flux cleaned = -4.61675e-05 Jy ! Component: 3400 - total flux cleaned = -4.61939e-05 Jy ! Component: 3450 - total flux cleaned = -2.54393e-05 Jy ! Component: 3500 - total flux cleaned = 5.64398e-06 Jy ! Component: 3550 - total flux cleaned = 1.59916e-05 Jy ! Component: 3600 - total flux cleaned = 4.65042e-05 Jy ! Component: 3650 - total flux cleaned = 6.24242e-06 Jy ! Component: 3700 - total flux cleaned = 3.62154e-05 Jy ! Component: 3750 - total flux cleaned = 8.5488e-05 Jy ! Component: 3800 - total flux cleaned = 7.55408e-05 Jy ! Component: 3850 - total flux cleaned = 0.000104573 Jy ! Component: 3900 - total flux cleaned = 0.000143018 Jy ! Component: 3950 - total flux cleaned = 0.000123836 Jy ! Component: 4000 - total flux cleaned = 0.000124002 Jy ! Component: 4050 - total flux cleaned = 0.000208614 Jy ! Total flux subtracted in 4096 components = 0.000208655 Jy ! Clean residual min=-0.000492 max=0.000576 Jy/beam ! Clean residual mean=0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.305194 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 513 components and 0.305195 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1457-0751_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.744 x 4.025 at -2.193 degrees (North through East) ! Clean map min=-0.0013339 max=0.088239 Jy/beam ! Writing clean map to FITS file: .//J1457-0751_C_map.fits wmodel .//J1457-0751_C_map.mod ! Writing 513 model components to file: .//J1457-0751_C_map.mod wobs .//J1457-0751_C_uvs.fits ! Writing UV FITS file: .//J1457-0751_C_uvs.fits wwins .//J1457-0751_C_map.win ! wwins: Wrote 9 windows to .//J1457-0751_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0882391 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000171324 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.582475 0.582475 1.16495 2.3299 4.6598 9.3196 18.6392 37.2784 74.5568 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 515.043 quit ! Quitting program ! Log file .//J1457-0751_C_dfm.log closed on Mon Jan 20 18:16:08 2020