! Started logfile: .//J1004+0815_C_dfm.log on Mon Jan 20 00:03:27 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 .//J1004+0815_C_uvm.fits ! Reading UV FITS file: .//J1004+0815_C_uvm.fits ! AN table 1: 15 integrations on 15 of 15 possible baselines. ! AN table 2: 15 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1004+0815 ! ! 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 67 lines of history. ! ! Reading 7200 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 J1004+0815_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 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.001747Jy sigma=20.517293 ! Fit after self-cal, rms=0.954170Jy sigma=19.572094 ! 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=1.508 mas, bmaj=3.655 mas, bpa=6.943 degrees ! Estimated noise=0.605683 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 = 0.0333316 Jy ! Component: 100 - total flux cleaned = 0.0446744 Jy ! Total flux subtracted in 100 components = 0.0446744 Jy ! Clean residual min=-0.002203 max=0.004762 Jy/beam ! Clean residual mean=0.000009 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.0446744 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0446744 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=0.037331Jy sigma=0.719707 ! Fit after self-cal, rms=0.036800Jy sigma=0.707082 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00571269 Jy ! Component: 100 - total flux cleaned = 0.00862983 Jy ! Total flux subtracted in 100 components = 0.00862983 Jy ! Clean residual min=-0.001834 max=0.002276 Jy/beam ! Clean residual mean=0.000008 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.0533043 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.0533043 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=0.035679Jy sigma=0.683442 ! Fit after self-cal, rms=0.035663Jy sigma=0.683083 ! 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=1.814 mas, bmaj=4.108 mas, bpa=3.925 degrees ! Estimated noise=0.436074 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 (1.8, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295045 Jy ! Component: 100 - total flux cleaned = 0.00459194 Jy ! Component: 150 - total flux cleaned = 0.00551177 Jy ! Component: 200 - total flux cleaned = 0.005743 Jy ! Total flux subtracted in 200 components = 0.005743 Jy ! Clean residual min=-0.001473 max=0.001448 Jy/beam ! Clean residual mean=0.000007 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0590472 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 36 components and 0.0590472 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=0.035394Jy sigma=0.678012 ! Fit after self-cal, rms=0.035383Jy sigma=0.677759 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.814 x 4.108 at 3.925 degrees (North through East) ! Clean map min=-0.0014041 max=0.043363 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 HN 1.01 KP 1.00 ! LA 0.94 MK 1.06 NL 1.00 OV 0.96 ! PT 1.05 SC 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.93 HN 0.95 KP 1.01 ! LA 1.00 MK 1.04 NL 1.00 OV 1.01 ! PT 0.98 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.03 HN 0.98 KP 0.96 ! LA 1.05 MK 0.92 NL 0.94 OV 1.04 ! PT 1.03 SC 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.88 HN 1.34 NL 0.95 ! OV 0.87 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.95 HN 1.04 KP 0.89 ! LA 1.05 MK 0.94 NL 1.06 OV 1.16 ! PT 0.97 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 1.04 NL 1.09 ! OV 0.94 PT 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.11 HN 1.10 KP 1.00 ! LA 0.98 MK 1.00 NL 1.10 OV 0.90 ! PT 1.03 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.98 HN 1.16 NL 0.96 ! OV 0.96 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.99 HN 1.08 KP 0.94 ! LA 1.00 MK 0.87 NL 1.09 OV 1.04 ! PT 0.98 SC 1.19 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 1.16 NL 0.90 ! OV 0.92 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 HN 1.05 KP 0.99 ! LA 1.05 MK 1.03 NL 0.98 OV 1.06 ! PT 1.04 SC 0.83 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.88 HN 1.01 NL 0.96 ! OV 1.04 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HN 1.01 KP 1.04 ! LA 0.93 MK 0.98 NL 1.08 OV 0.96 ! PT 1.16 SC 1.07 ! ! ! Fit before self-cal, rms=0.035383Jy sigma=0.677759 ! Fit after self-cal, rms=0.034940Jy sigma=0.671399 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.807 mas, bmaj=4.099 mas, bpa=4.179 degrees ! Estimated noise=0.431443 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 = 0.000169434 Jy ! Component: 100 - total flux cleaned = 0.000224229 Jy ! Component: 150 - total flux cleaned = 0.000272248 Jy ! Component: 200 - total flux cleaned = 0.000300194 Jy ! Total flux subtracted in 200 components = 0.000300194 Jy ! Clean residual min=-0.001272 max=0.001232 Jy/beam ! Clean residual mean=0.000002 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0593474 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.0593474 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=0.034919Jy sigma=0.671053 ! Fit after self-cal, rms=0.034943Jy sigma=0.670884 ! 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=0.034943Jy sigma=0.670884 ! Fit after self-cal, rms=0.034997Jy sigma=0.670862 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.805 mas, bmaj=4.093 mas, bpa=4.214 degrees ! Estimated noise=0.431553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000160445 Jy ! Component: 100 - total flux cleaned = 0.000186045 Jy ! Component: 150 - total flux cleaned = 0.000197704 Jy ! Component: 200 - total flux cleaned = 0.000208353 Jy ! Total flux subtracted in 200 components = 0.000208353 Jy ! Clean residual min=-0.001228 max=0.001224 Jy/beam ! Clean residual mean=0.000002 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0595558 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 57 components and 0.0595558 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=0.034988Jy sigma=0.670715 ! Fit after self-cal, rms=0.034989Jy sigma=0.670706 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 = -6.56906e-06 Jy ! Component: 100 - total flux cleaned = -1.67449e-05 Jy ! Component: 150 - total flux cleaned = -2.6316e-05 Jy ! Component: 200 - total flux cleaned = -3.49488e-05 Jy ! Total flux subtracted in 200 components = -3.49488e-05 Jy ! Clean residual min=-0.001218 max=0.001212 Jy/beam ! Clean residual mean=0.000002 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0595208 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.0595208 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=0.034983Jy sigma=0.670621 ! Fit after self-cal, rms=0.034983Jy sigma=0.670616 ! 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=0.034983Jy sigma=0.670616 ! Fit after self-cal, rms=0.035131Jy sigma=0.670655 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.802 mas, bmaj=4.089 mas, bpa=4.265 degrees ! Estimated noise=0.43262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100977 Jy ! Component: 100 - total flux cleaned = 0.000100644 Jy ! Component: 150 - total flux cleaned = 0.000108786 Jy ! Component: 200 - total flux cleaned = 0.00010118 Jy ! Total flux subtracted in 200 components = 0.00010118 Jy ! Clean residual min=-0.001243 max=0.001208 Jy/beam ! Clean residual mean=0.000002 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.059622 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.059622 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=0.035126Jy sigma=0.670580 ! Fit after self-cal, rms=0.035127Jy sigma=0.670569 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 = 1.6832e-05 Jy ! Component: 100 - total flux cleaned = 9.78548e-06 Jy ! Component: 150 - total flux cleaned = -3.91049e-06 Jy ! Component: 200 - total flux cleaned = -3.98418e-06 Jy ! Total flux subtracted in 200 components = -3.98418e-06 Jy ! Clean residual min=-0.001242 max=0.001211 Jy/beam ! Clean residual mean=0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.059618 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.059618 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=0.035124Jy sigma=0.670524 ! Fit after self-cal, rms=0.035124Jy sigma=0.670520 ! 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=0.035124Jy sigma=0.670520 ! Fit after self-cal, rms=0.035214Jy sigma=0.670524 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.748 mas, bmaj=5.808 mas, bpa=-8.055 degrees ! Estimated noise=0.534616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100502 Jy ! Component: 100 - total flux cleaned = 0.000114645 Jy ! Component: 150 - total flux cleaned = 0.000126737 Jy ! Component: 200 - total flux cleaned = 0.000142772 Jy ! Total flux subtracted in 200 components = 0.000142772 Jy ! Clean residual min=-0.001404 max=0.001351 Jy/beam ! Clean residual mean=0.000004 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0597608 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 0.0597608 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=0.035213Jy sigma=0.670532 ! Fit after self-cal, rms=0.035212Jy sigma=0.670524 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 = -3.7984e-05 Jy ! Component: 100 - total flux cleaned = -3.33212e-05 Jy ! Component: 150 - total flux cleaned = -3.33623e-05 Jy ! Component: 200 - total flux cleaned = -3.3373e-05 Jy ! Total flux subtracted in 200 components = -3.3373e-05 Jy ! Clean residual min=-0.001405 max=0.001341 Jy/beam ! Clean residual mean=0.000004 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0597274 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 85 components and 0.0597274 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=0.035211Jy sigma=0.670538 ! Fit after self-cal, rms=0.035211Jy sigma=0.670536 ! 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=1.799 mas, bmaj=4.086 mas, bpa=4.312 degrees ! Estimated noise=0.433391 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.799 x 4.086 at 4.312 degrees (North through East) ! Clean map min=-0.0011886 max=0.04309 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=1.5 mas, bmaj=3.653 mas, bpa=7.285 degrees ! Estimated noise=0.602652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0337607 Jy ! Component: 100 - total flux cleaned = 0.0456685 Jy ! Component: 150 - total flux cleaned = 0.0507919 Jy ! Component: 200 - total flux cleaned = 0.0536921 Jy ! Total flux subtracted in 200 components = 0.0536921 Jy ! Clean residual min=-0.001604 max=0.001709 Jy/beam ! Clean residual mean=0.000003 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.053692 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.053692 Jy ! Inverting map and beam ! Estimated beam: bmin=1.799 mas, bmaj=4.086 mas, bpa=4.312 degrees ! Estimated noise=0.433391 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 = 0.00260748 Jy ! Component: 100 - total flux cleaned = 0.00416472 Jy ! Component: 150 - total flux cleaned = 0.00499775 Jy ! Component: 200 - total flux cleaned = 0.00509439 Jy ! Total flux subtracted in 200 components = 0.00509439 Jy ! Clean residual min=-0.001257 max=0.001245 Jy/beam ! Clean residual mean=0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0587864 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.0587864 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=3.748 mas, bmaj=5.808 mas, bpa=-8.055 degrees ! Estimated noise=0.534616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000353463 Jy ! Component: 100 - total flux cleaned = 0.000537807 Jy ! Component: 150 - total flux cleaned = 0.00057208 Jy ! Component: 200 - total flux cleaned = 0.000600649 Jy ! Total flux subtracted in 200 components = 0.000600649 Jy ! Clean residual min=-0.001458 max=0.001362 Jy/beam ! Clean residual mean=0.000004 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0593871 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 = 3.61975e-05 Jy ! Component: 100 - total flux cleaned = 5.68696e-05 Jy ! Component: 150 - total flux cleaned = 8.40991e-05 Jy ! Component: 200 - total flux cleaned = 9.98919e-05 Jy ! Total flux subtracted in 200 components = 9.98919e-05 Jy ! Clean residual min=-0.001436 max=0.001355 Jy/beam ! Clean residual mean=0.000004 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.059487 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 68 components and 0.059487 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.799 mas, bmaj=4.086 mas, bpa=4.312 degrees ! Estimated noise=0.433391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.5999e-05 Jy ! Component: 100 - total flux cleaned = 6.22073e-05 Jy ! Component: 150 - total flux cleaned = 7.47295e-05 Jy ! Component: 200 - total flux cleaned = 8.60641e-05 Jy ! Total flux subtracted in 200 components = 8.60641e-05 Jy ! Clean residual min=-0.001235 max=0.001242 Jy/beam ! Clean residual mean=0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.059573 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 84 components and 0.059573 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=0.035222Jy sigma=0.670705 ! Fit after self-cal, rms=0.035222Jy sigma=0.670675 wmodel J1004+0815_C_map.mod ! Writing 84 model components to file: J1004+0815_C_map.mod wobs J1004+0815_C_uvs.fits ! Writing UV FITS file: J1004+0815_C_uvs.fits wwins J1004+0815_C_map.win ! wwins: Wrote 2 windows to J1004+0815_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 = 2.5312e-05 Jy ! Component: 100 - total flux cleaned = -0.000164801 Jy ! Component: 150 - total flux cleaned = -0.00032627 Jy ! Component: 200 - total flux cleaned = -0.000481102 Jy ! Component: 250 - total flux cleaned = -0.000574539 Jy ! Component: 300 - total flux cleaned = -0.000774238 Jy ! Component: 350 - total flux cleaned = -0.000932862 Jy ! Component: 400 - total flux cleaned = -0.00107084 Jy ! Component: 450 - total flux cleaned = -0.00123918 Jy ! Component: 500 - total flux cleaned = -0.00138731 Jy ! Component: 550 - total flux cleaned = -0.00150022 Jy ! Component: 600 - total flux cleaned = -0.00164291 Jy ! Component: 650 - total flux cleaned = -0.00176736 Jy ! Component: 700 - total flux cleaned = -0.00188896 Jy ! Component: 750 - total flux cleaned = -0.00194903 Jy ! Component: 800 - total flux cleaned = -0.00206682 Jy ! Component: 850 - total flux cleaned = -0.00219656 Jy ! Component: 900 - total flux cleaned = -0.00226737 Jy ! Component: 950 - total flux cleaned = -0.00236501 Jy ! Component: 1000 - total flux cleaned = -0.00246096 Jy ! Component: 1050 - total flux cleaned = -0.00256863 Jy ! Component: 1100 - total flux cleaned = -0.00264796 Jy ! Component: 1150 - total flux cleaned = -0.00272624 Jy ! Component: 1200 - total flux cleaned = -0.00277803 Jy ! Component: 1250 - total flux cleaned = -0.00291802 Jy ! Component: 1300 - total flux cleaned = -0.00298085 Jy ! Component: 1350 - total flux cleaned = -0.00306728 Jy ! Component: 1400 - total flux cleaned = -0.00318912 Jy ! Component: 1450 - total flux cleaned = -0.00327313 Jy ! Component: 1500 - total flux cleaned = -0.00334448 Jy ! Component: 1550 - total flux cleaned = -0.0034621 Jy ! Component: 1600 - total flux cleaned = -0.00354318 Jy ! Component: 1650 - total flux cleaned = -0.00364622 Jy ! Component: 1700 - total flux cleaned = -0.00371413 Jy ! Component: 1750 - total flux cleaned = -0.00380387 Jy ! Component: 1800 - total flux cleaned = -0.00389239 Jy ! Component: 1850 - total flux cleaned = -0.00395808 Jy ! Component: 1900 - total flux cleaned = -0.00404466 Jy ! Component: 1950 - total flux cleaned = -0.0041302 Jy ! Component: 2000 - total flux cleaned = -0.00422537 Jy ! Component: 2050 - total flux cleaned = -0.00429872 Jy ! Component: 2100 - total flux cleaned = -0.00436084 Jy ! Component: 2150 - total flux cleaned = -0.00444314 Jy ! Component: 2200 - total flux cleaned = -0.00452459 Jy ! Component: 2250 - total flux cleaned = -0.00460532 Jy ! Component: 2300 - total flux cleaned = -0.00470545 Jy ! Component: 2350 - total flux cleaned = -0.00479471 Jy ! Component: 2400 - total flux cleaned = -0.00487337 Jy ! Component: 2450 - total flux cleaned = -0.00498044 Jy ! Component: 2500 - total flux cleaned = -0.00508661 Jy ! Component: 2550 - total flux cleaned = -0.00515359 Jy ! Component: 2600 - total flux cleaned = -0.00521999 Jy ! Component: 2650 - total flux cleaned = -0.005333 Jy ! Component: 2700 - total flux cleaned = -0.00543567 Jy ! Component: 2750 - total flux cleaned = -0.0055467 Jy ! Component: 2800 - total flux cleaned = -0.0056202 Jy ! Component: 2850 - total flux cleaned = -0.0057114 Jy ! Component: 2900 - total flux cleaned = -0.00577473 Jy ! Component: 2950 - total flux cleaned = -0.00588245 Jy ! Component: 3000 - total flux cleaned = -0.00596257 Jy ! Component: 3050 - total flux cleaned = -0.00604208 Jy ! Component: 3100 - total flux cleaned = -0.00611231 Jy ! Component: 3150 - total flux cleaned = -0.00617331 Jy ! Component: 3200 - total flux cleaned = -0.00625987 Jy ! Component: 3250 - total flux cleaned = -0.00632001 Jy ! Component: 3300 - total flux cleaned = -0.00642223 Jy ! Component: 3350 - total flux cleaned = -0.00648139 Jy ! Component: 3400 - total flux cleaned = -0.00654859 Jy ! Component: 3450 - total flux cleaned = -0.0066237 Jy ! Component: 3500 - total flux cleaned = -0.00668175 Jy ! Component: 3550 - total flux cleaned = -0.00675579 Jy ! Component: 3600 - total flux cleaned = -0.00687024 Jy ! Component: 3650 - total flux cleaned = -0.00691084 Jy ! Component: 3700 - total flux cleaned = -0.00696739 Jy ! Component: 3750 - total flux cleaned = -0.00702355 Jy ! Component: 3800 - total flux cleaned = -0.00709542 Jy ! Component: 3850 - total flux cleaned = -0.00712712 Jy ! Component: 3900 - total flux cleaned = -0.00723748 Jy ! Component: 3950 - total flux cleaned = -0.00729228 Jy ! Component: 4000 - total flux cleaned = -0.00737018 Jy ! Component: 4050 - total flux cleaned = -0.0074166 Jy ! Total flux subtracted in 4096 components = -0.00745505 Jy ! Clean residual min=-0.000415 max=0.000419 Jy/beam ! Clean residual mean=0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.052118 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 380 components and 0.052118 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1004+0815_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.799 x 4.086 at 4.312 degrees (North through East) ! Clean map min=-0.0012109 max=0.042946 Jy/beam ! Writing clean map to FITS file: .//J1004+0815_C_map.fits wmodel .//J1004+0815_C_map.mod ! Writing 380 model components to file: .//J1004+0815_C_map.mod wobs .//J1004+0815_C_uvs.fits ! Writing UV FITS file: .//J1004+0815_C_uvs.fits wwins .//J1004+0815_C_map.win ! wwins: Wrote 3 windows to .//J1004+0815_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0429457 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141724 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.990025 0.990025 1.98005 3.9601 7.9202 15.8404 31.6808 63.3616 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 303.022 quit ! Quitting program ! Log file .//J1004+0815_C_dfm.log closed on Mon Jan 20 00:03:31 2020