! Started logfile: .//J0617+1640_X_dfm.log on Mon Jan 20 00:00:27 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J0617+1640_X_uvm.fits ! Reading UV FITS file: .//J0617+1640_X_uvm.fits ! AN table 1: 17 integrations on 28 of 28 possible baselines. ! AN table 2: 15 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.982301 visibilities/baseline/integration-bin. ! Found source: J0617+1640 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 6216 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0617+1640_X] 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 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002126Jy sigma=19.120847 ! Fit after self-cal, rms=0.955999Jy sigma=18.260076 ! 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=1.346 mas, bmaj=2.95 mas, bpa=-9.113 degrees ! Estimated noise=0.735437 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 = 0.0321456 Jy ! Component: 100 - total flux cleaned = 0.0406301 Jy ! Total flux subtracted in 100 components = 0.0406301 Jy ! Clean residual min=-0.004761 max=0.010428 Jy/beam ! Clean residual mean=-0.000002 rms=0.001266 Jy/beam ! Combined flux in latest and established models = 0.0406301 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0406301 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=0.052477Jy sigma=0.757641 ! Fit after self-cal, rms=0.051594Jy sigma=0.739549 ! Inverting map ! Added new window around map position (-4.6, -3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00914667 Jy ! Component: 100 - total flux cleaned = 0.0140558 Jy ! Total flux subtracted in 100 components = 0.0140558 Jy ! Clean residual min=-0.003319 max=0.004402 Jy/beam ! Clean residual mean=-0.000002 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.054686 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.054686 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=0.049809Jy sigma=0.697397 ! Fit after self-cal, rms=0.049433Jy sigma=0.692537 ! 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=1.59 mas, bmaj=3.065 mas, bpa=-8.852 degrees ! Estimated noise=0.490282 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 = 0.00508359 Jy ! Component: 100 - total flux cleaned = 0.00833543 Jy ! Component: 150 - total flux cleaned = 0.0106735 Jy ! Component: 200 - total flux cleaned = 0.0124693 Jy ! Total flux subtracted in 200 components = 0.0124693 Jy ! Clean residual min=-0.002859 max=0.003594 Jy/beam ! Clean residual mean=-0.000007 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.0671553 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.0671553 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=0.048715Jy sigma=0.677746 ! Fit after self-cal, rms=0.048628Jy sigma=0.676733 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.59 x 3.065 at -8.852 degrees (North through East) ! Clean map min=-0.0028006 max=0.043346 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.87 HN 1.09 KP 1.05 ! LA 0.88 NL 0.91 OV 1.17 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 0.74 HN 1.20 KP 0.94 ! NL 1.00 OV 1.22 PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 1.01 KP 1.06 ! LA 0.93 NL 1.05 OV 1.12 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.79 HN 1.19 KP 1.01 ! NL 0.94 OV 1.10 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 HN 1.09 KP 1.05 ! LA 0.89 NL 1.06 OV 1.19 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.78 HN 1.04 KP 0.96 ! NL 0.97 OV 1.10 PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.86 HN 0.98 KP 1.06 ! LA 0.85 NL 1.11 OV 1.19 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.81 HN 0.99 KP 0.84 ! NL 1.02 OV 1.12 PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.90 HN 1.05 KP 0.87 ! LA 0.65 NL 1.24 OV 1.33 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.84 HN 1.06 KP 1.12 ! NL 1.13 OV 0.91 PT 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.88 HN 1.02 KP 0.97 ! LA 0.80 NL 0.97 OV 1.16 PT 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.80 HN 1.07 KP 1.10 ! NL 1.09 OV 1.10 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.91 HN 1.01 KP 0.98 ! LA 0.83 NL 1.06 OV 1.10 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.85 HN 1.03 KP 1.00 ! NL 0.89 OV 1.00 PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.06 HN 1.00 KP 1.13 ! LA 0.91 NL 1.19 OV 1.05 PT 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.76 HN 1.11 KP 1.11 ! NL 1.01 OV 1.11 PT 0.94 ! ! ! Fit before self-cal, rms=0.048628Jy sigma=0.676733 ! Fit after self-cal, rms=0.044504Jy sigma=0.660398 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.631 mas, bmaj=3.063 mas, bpa=-9.379 degrees ! Estimated noise=0.485955 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 = 0.00056412 Jy ! Component: 100 - total flux cleaned = 0.000452187 Jy ! Component: 150 - total flux cleaned = 0.000408657 Jy ! Component: 200 - total flux cleaned = 0.000428207 Jy ! Total flux subtracted in 200 components = 0.000428207 Jy ! Clean residual min=-0.001629 max=0.001453 Jy/beam ! Clean residual mean=-0.000003 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0675835 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.0675835 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=0.044465Jy sigma=0.659501 ! Fit after self-cal, rms=0.044508Jy sigma=0.658557 ! 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=0.044508Jy sigma=0.658557 ! Fit after self-cal, rms=0.044381Jy sigma=0.658440 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.639 mas, bmaj=3.063 mas, bpa=-9.42 degrees ! Estimated noise=0.487297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000365181 Jy ! Component: 100 - total flux cleaned = 0.000240671 Jy ! Component: 150 - total flux cleaned = 0.000186812 Jy ! Component: 200 - total flux cleaned = 0.000154809 Jy ! Total flux subtracted in 200 components = 0.000154809 Jy ! Clean residual min=-0.001575 max=0.001464 Jy/beam ! Clean residual mean=-0.000003 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0677383 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.0677383 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=0.044360Jy sigma=0.657963 ! Fit after self-cal, rms=0.044357Jy sigma=0.657870 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 = 0.000207807 Jy ! Component: 100 - total flux cleaned = 0.000205795 Jy ! Component: 150 - total flux cleaned = 0.000162238 Jy ! Component: 200 - total flux cleaned = 0.00013573 Jy ! Total flux subtracted in 200 components = 0.00013573 Jy ! Clean residual min=-0.001518 max=0.001406 Jy/beam ! Clean residual mean=-0.000003 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0678741 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 0.0678741 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=0.044344Jy sigma=0.657629 ! Fit after self-cal, rms=0.044342Jy sigma=0.657590 ! 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=0.044342Jy sigma=0.657590 ! Fit after self-cal, rms=0.044170Jy sigma=0.657535 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.642 mas, bmaj=3.065 mas, bpa=-9.427 degrees ! Estimated noise=0.487514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000182357 Jy ! Component: 100 - total flux cleaned = 0.000112874 Jy ! Component: 150 - total flux cleaned = 5.00839e-05 Jy ! Component: 200 - total flux cleaned = 3.8349e-05 Jy ! Total flux subtracted in 200 components = 3.8349e-05 Jy ! Clean residual min=-0.001515 max=0.001367 Jy/beam ! Clean residual mean=-0.000003 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0679124 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.0679124 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=0.044160Jy sigma=0.657331 ! Fit after self-cal, rms=0.044154Jy sigma=0.657299 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 = 0.000106094 Jy ! Component: 100 - total flux cleaned = 8.28634e-05 Jy ! Component: 150 - total flux cleaned = 7.18199e-05 Jy ! Component: 200 - total flux cleaned = 5.09717e-05 Jy ! Total flux subtracted in 200 components = 5.09717e-05 Jy ! Clean residual min=-0.001488 max=0.001331 Jy/beam ! Clean residual mean=-0.000003 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0679634 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 0.0679634 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=0.044147Jy sigma=0.657176 ! Fit after self-cal, rms=0.044146Jy sigma=0.657159 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.044146Jy sigma=0.657159 ! Fit after self-cal, rms=0.044047Jy sigma=0.657140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.383 mas, bmaj=3.206 mas, bpa=-7.814 degrees ! Estimated noise=0.529652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281742 Jy ! Component: 100 - total flux cleaned = 0.000308628 Jy ! Component: 150 - total flux cleaned = 0.000308973 Jy ! Component: 200 - total flux cleaned = 0.00028831 Jy ! Total flux subtracted in 200 components = 0.00028831 Jy ! Clean residual min=-0.001325 max=0.001213 Jy/beam ! Clean residual mean=-0.000004 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.0682517 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.0682517 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=0.044043Jy sigma=0.657060 ! Fit after self-cal, rms=0.044040Jy sigma=0.657045 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 = 8.60805e-05 Jy ! Component: 100 - total flux cleaned = 6.74263e-05 Jy ! Component: 150 - total flux cleaned = 5.03651e-05 Jy ! Component: 200 - total flux cleaned = 3.42242e-05 Jy ! Total flux subtracted in 200 components = 3.42242e-05 Jy ! Clean residual min=-0.001297 max=0.001198 Jy/beam ! Clean residual mean=-0.000004 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0682859 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.0682859 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=0.044038Jy sigma=0.657027 ! Fit after self-cal, rms=0.044038Jy sigma=0.657020 ! 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=1.644 mas, bmaj=3.065 mas, bpa=-9.417 degrees ! Estimated noise=0.487522 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.644 x 3.065 at -9.417 degrees (North through East) ! Clean map min=-0.0013567 max=0.041362 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=1.376 mas, bmaj=2.934 mas, bpa=-9.696 degrees ! Estimated noise=0.744536 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0334453 Jy ! Component: 100 - total flux cleaned = 0.0453865 Jy ! Component: 150 - total flux cleaned = 0.052288 Jy ! Component: 200 - total flux cleaned = 0.0566074 Jy ! Total flux subtracted in 200 components = 0.0566074 Jy ! Clean residual min=-0.002368 max=0.002424 Jy/beam ! Clean residual mean=-0.000003 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.0566074 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0566074 Jy ! Inverting map and beam ! Estimated beam: bmin=1.644 mas, bmaj=3.065 mas, bpa=-9.417 degrees ! Estimated noise=0.487522 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 = 0.0035015 Jy ! Component: 100 - total flux cleaned = 0.00577629 Jy ! Component: 150 - total flux cleaned = 0.00737562 Jy ! Component: 200 - total flux cleaned = 0.00832513 Jy ! Total flux subtracted in 200 components = 0.00832513 Jy ! Clean residual min=-0.001550 max=0.001753 Jy/beam ! Clean residual mean=-0.000004 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0649326 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 43 components and 0.0649326 Jy ! Inverting map ! Added new window around map position (2.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146802 Jy ! Component: 100 - total flux cleaned = 0.0020884 Jy ! Component: 150 - total flux cleaned = 0.00231349 Jy ! Component: 200 - total flux cleaned = 0.00250612 Jy ! Total flux subtracted in 200 components = 0.00250612 Jy ! Clean residual min=-0.001364 max=0.001263 Jy/beam ! Clean residual mean=-0.000003 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0674387 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 62 components and 0.0674387 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.383 mas, bmaj=3.206 mas, bpa=-7.814 degrees ! Estimated noise=0.529652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000149242 Jy ! Component: 100 - total flux cleaned = 0.000278197 Jy ! Component: 150 - total flux cleaned = 0.000462223 Jy ! Component: 200 - total flux cleaned = 0.000620841 Jy ! Total flux subtracted in 200 components = 0.000620841 Jy ! Clean residual min=-0.001286 max=0.001165 Jy/beam ! Clean residual mean=-0.000004 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0680595 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 = 8.24125e-05 Jy ! Component: 100 - total flux cleaned = 0.000147254 Jy ! Component: 150 - total flux cleaned = 0.000197851 Jy ! Component: 200 - total flux cleaned = 0.000236031 Jy ! Total flux subtracted in 200 components = 0.000236031 Jy ! Clean residual min=-0.001291 max=0.001161 Jy/beam ! Clean residual mean=-0.000004 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0682956 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 97 components and 0.0682956 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.644 mas, bmaj=3.065 mas, bpa=-9.417 degrees ! Estimated noise=0.487522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.17379e-05 Jy ! Component: 100 - total flux cleaned = 4.79725e-05 Jy ! Component: 150 - total flux cleaned = 0.000107516 Jy ! Component: 200 - total flux cleaned = 0.0001209 Jy ! Total flux subtracted in 200 components = 0.0001209 Jy ! Clean residual min=-0.001372 max=0.001260 Jy/beam ! Clean residual mean=-0.000003 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0684165 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 118 components and 0.0684165 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=0.043979Jy sigma=0.656129 ! Fit after self-cal, rms=0.043971Jy sigma=0.656003 wmodel J0617+1640_X_map.mod ! Writing 118 model components to file: J0617+1640_X_map.mod wobs J0617+1640_X_uvs.fits ! Writing UV FITS file: J0617+1640_X_uvs.fits wwins J0617+1640_X_map.win ! wwins: Wrote 3 windows to J0617+1640_X_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 = -0.000481368 Jy ! Component: 100 - total flux cleaned = -0.000630622 Jy ! Component: 150 - total flux cleaned = -0.000571506 Jy ! Component: 200 - total flux cleaned = -0.000608298 Jy ! Component: 250 - total flux cleaned = -0.000590315 Jy ! Component: 300 - total flux cleaned = -0.000520852 Jy ! Component: 350 - total flux cleaned = -0.000437136 Jy ! Component: 400 - total flux cleaned = -0.000372133 Jy ! Component: 450 - total flux cleaned = -0.000308621 Jy ! Component: 500 - total flux cleaned = -0.000262948 Jy ! Component: 550 - total flux cleaned = -0.000233501 Jy ! Component: 600 - total flux cleaned = -0.000277497 Jy ! Component: 650 - total flux cleaned = -0.000305647 Jy ! Component: 700 - total flux cleaned = -0.000333382 Jy ! Component: 750 - total flux cleaned = -0.000333463 Jy ! Component: 800 - total flux cleaned = -0.000413957 Jy ! Component: 850 - total flux cleaned = -0.000426952 Jy ! Component: 900 - total flux cleaned = -0.000478719 Jy ! Component: 950 - total flux cleaned = -0.000516563 Jy ! Component: 1000 - total flux cleaned = -0.000528776 Jy ! Component: 1050 - total flux cleaned = -0.000577793 Jy ! Component: 1100 - total flux cleaned = -0.000613757 Jy ! Component: 1150 - total flux cleaned = -0.000684516 Jy ! Component: 1200 - total flux cleaned = -0.000707473 Jy ! Component: 1250 - total flux cleaned = -0.00075313 Jy ! Component: 1300 - total flux cleaned = -0.000786974 Jy ! Component: 1350 - total flux cleaned = -0.000864782 Jy ! Component: 1400 - total flux cleaned = -0.000864711 Jy ! Component: 1450 - total flux cleaned = -0.000864613 Jy ! Component: 1500 - total flux cleaned = -0.000875172 Jy ! Component: 1550 - total flux cleaned = -0.000854179 Jy ! Component: 1600 - total flux cleaned = -0.000864523 Jy ! Component: 1650 - total flux cleaned = -0.000823362 Jy ! Component: 1700 - total flux cleaned = -0.000864343 Jy ! Component: 1750 - total flux cleaned = -0.000884405 Jy ! Component: 1800 - total flux cleaned = -0.000904417 Jy ! Component: 1850 - total flux cleaned = -0.000924275 Jy ! Component: 1900 - total flux cleaned = -0.000943849 Jy ! Component: 1950 - total flux cleaned = -0.00097299 Jy ! Component: 2000 - total flux cleaned = -0.00103059 Jy ! Component: 2050 - total flux cleaned = -0.00101144 Jy ! Component: 2100 - total flux cleaned = -0.00105867 Jy ! Component: 2150 - total flux cleaned = -0.00106805 Jy ! Component: 2200 - total flux cleaned = -0.00110504 Jy ! Component: 2250 - total flux cleaned = -0.00113253 Jy ! Component: 2300 - total flux cleaned = -0.00116886 Jy ! Component: 2350 - total flux cleaned = -0.00120496 Jy ! Component: 2400 - total flux cleaned = -0.00123181 Jy ! Component: 2450 - total flux cleaned = -0.00127627 Jy ! Component: 2500 - total flux cleaned = -0.00133801 Jy ! Component: 2550 - total flux cleaned = -0.00138176 Jy ! Component: 2600 - total flux cleaned = -0.00142513 Jy ! Component: 2650 - total flux cleaned = -0.00148552 Jy ! Component: 2700 - total flux cleaned = -0.00152827 Jy ! Component: 2750 - total flux cleaned = -0.00157071 Jy ! Component: 2800 - total flux cleaned = -0.00164657 Jy ! Component: 2850 - total flux cleaned = -0.00167162 Jy ! Component: 2900 - total flux cleaned = -0.00172981 Jy ! Component: 2950 - total flux cleaned = -0.00177102 Jy ! Component: 3000 - total flux cleaned = -0.00182019 Jy ! Component: 3050 - total flux cleaned = -0.00186898 Jy ! Component: 3100 - total flux cleaned = -0.00189328 Jy ! Component: 3150 - total flux cleaned = -0.00196545 Jy ! Component: 3200 - total flux cleaned = -0.00199725 Jy ! Component: 3250 - total flux cleaned = -0.00201313 Jy ! Component: 3300 - total flux cleaned = -0.00206028 Jy ! Component: 3350 - total flux cleaned = -0.00207582 Jy ! Component: 3400 - total flux cleaned = -0.00210684 Jy ! Component: 3450 - total flux cleaned = -0.00214538 Jy ! Component: 3500 - total flux cleaned = -0.00216062 Jy ! Component: 3550 - total flux cleaned = -0.00222136 Jy ! Component: 3600 - total flux cleaned = -0.00222882 Jy ! Component: 3650 - total flux cleaned = -0.00222882 Jy ! Component: 3700 - total flux cleaned = -0.00226611 Jy ! Component: 3750 - total flux cleaned = -0.00228099 Jy ! Component: 3800 - total flux cleaned = -0.00232517 Jy ! Component: 3850 - total flux cleaned = -0.00235443 Jy ! Component: 3900 - total flux cleaned = -0.00238349 Jy ! Component: 3950 - total flux cleaned = -0.00240524 Jy ! Component: 4000 - total flux cleaned = -0.00245556 Jy ! Component: 4050 - total flux cleaned = -0.00246266 Jy ! Total flux subtracted in 4096 components = -0.00247693 Jy ! Clean residual min=-0.000421 max=0.000464 Jy/beam ! Clean residual mean=-0.000003 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0659395 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 407 components and 0.0659395 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0617+1640_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.644 x 3.065 at -9.417 degrees (North through East) ! Clean map min=-0.001011 max=0.040981 Jy/beam ! Writing clean map to FITS file: .//J0617+1640_X_map.fits wmodel .//J0617+1640_X_map.mod ! Writing 407 model components to file: .//J0617+1640_X_map.mod wobs .//J0617+1640_X_uvs.fits ! Writing UV FITS file: .//J0617+1640_X_uvs.fits wwins .//J0617+1640_X_map.win ! wwins: Wrote 4 windows to .//J0617+1640_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0409813 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125087 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.915687 0.915687 1.83137 3.66275 7.32549 14.651 29.302 58.604 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 327.622 quit ! Quitting program ! Log file .//J0617+1640_X_dfm.log closed on Mon Jan 20 00:00:31 2020