! Started logfile: .//J1918-2931_C_dfm.log on Mon Jan 20 18:54:13 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 .//J1918-2931_C_uva.fits ! Reading UV FITS file: .//J1918-2931_C_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.973958 visibilities/baseline/integration-bin. ! Found source: J1918-2931 ! ! 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 4488 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 J1918-2931_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 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=1.003070Jy sigma=17.334024 ! Fit after self-cal, rms=0.954402Jy sigma=16.566573 ! 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=1.202 mas, bmaj=3.424 mas, bpa=4.055 degrees ! Estimated noise=0.951461 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 = 0.0331517 Jy ! Component: 100 - total flux cleaned = 0.0419351 Jy ! Total flux subtracted in 100 components = 0.0419351 Jy ! Clean residual min=-0.005500 max=0.004698 Jy/beam ! Clean residual mean=0.000003 rms=0.001107 Jy/beam ! Combined flux in latest and established models = 0.0419351 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0419351 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=0.060713Jy sigma=0.823792 ! Fit after self-cal, rms=0.059613Jy sigma=0.797551 ! 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=1.574 mas, bmaj=4.13 mas, bpa=2.248 degrees ! Estimated noise=0.627012 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 = 0.00557893 Jy ! Component: 100 - total flux cleaned = 0.00761651 Jy ! Component: 150 - total flux cleaned = 0.008508 Jy ! Component: 200 - total flux cleaned = 0.00868687 Jy ! Total flux subtracted in 200 components = 0.00868687 Jy ! Clean residual min=-0.006503 max=0.003287 Jy/beam ! Clean residual mean=0.000004 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 0.050622 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.050622 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=0.058883Jy sigma=0.790730 ! Fit after self-cal, rms=0.058903Jy sigma=0.790654 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.574 x 4.13 at 2.248 degrees (North through East) ! Clean map min=-0.0062889 max=0.046064 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 KP 1.18 LA 1.14 ! MK 1.03 NL 0.53 OV 0.99 PT 1.22 ! SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 1.12 KP 1.14 LA 1.09 ! MK 1.42 NL 0.62 OV 1.15 PT 0.92 ! SC 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 KP 1.17 LA 1.21 ! MK 1.00 NL 0.74 OV 1.07 PT 0.98 ! SC 1.18 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 KP 1.22 LA 0.97 ! MK 0.95 NL 0.80 OV 1.12 PT 1.10 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.10 KP 0.94 LA 1.04 ! MK 0.98 NL 0.67 OV 1.00 PT 0.99 ! SC 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 KP 1.02 LA 1.09 ! MK 1.11 NL 0.60 OV 1.02 PT 0.97 ! SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 KP 1.09 LA 1.07 ! MK 1.04 NL 0.62 OV 1.10 PT 0.99 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.11 KP 1.05 LA 1.17 ! MK 0.97 NL 0.83 OV 1.12 PT 0.96 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.058903Jy sigma=0.790654 ! Fit after self-cal, rms=0.053592Jy sigma=0.767990 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.581 mas, bmaj=4.143 mas, bpa=2.006 degrees ! Estimated noise=0.630624 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 = 0.000246311 Jy ! Component: 100 - total flux cleaned = 0.000297858 Jy ! Component: 150 - total flux cleaned = 0.00031935 Jy ! Component: 200 - total flux cleaned = 0.000319121 Jy ! Total flux subtracted in 200 components = 0.000319121 Jy ! Clean residual min=-0.002607 max=0.002529 Jy/beam ! Clean residual mean=-0.000009 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0509411 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.0509411 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=0.053577Jy sigma=0.767956 ! Fit after self-cal, rms=0.053823Jy sigma=0.765323 ! 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=0.053823Jy sigma=0.765323 ! Fit after self-cal, rms=0.054556Jy sigma=0.764946 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.584 mas, bmaj=4.149 mas, bpa=1.893 degrees ! Estimated noise=0.636161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278295 Jy ! Component: 100 - total flux cleaned = 0.000313435 Jy ! Component: 150 - total flux cleaned = 0.000344161 Jy ! Component: 200 - total flux cleaned = 0.000371029 Jy ! Total flux subtracted in 200 components = 0.000371029 Jy ! Clean residual min=-0.002588 max=0.002582 Jy/beam ! Clean residual mean=-0.000009 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.0513122 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 0.0513122 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=0.054543Jy sigma=0.764924 ! Fit after self-cal, rms=0.054607Jy sigma=0.764858 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 = -3.75464e-05 Jy ! Component: 100 - total flux cleaned = -3.7625e-05 Jy ! Component: 150 - total flux cleaned = -3.00629e-05 Jy ! Component: 200 - total flux cleaned = -2.32568e-05 Jy ! Total flux subtracted in 200 components = -2.32568e-05 Jy ! Clean residual min=-0.002601 max=0.002576 Jy/beam ! Clean residual mean=-0.000009 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.0512889 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.0512889 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=0.054603Jy sigma=0.764834 ! Fit after self-cal, rms=0.054604Jy sigma=0.764829 ! 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=0.054604Jy sigma=0.764829 ! Fit after self-cal, rms=0.055187Jy sigma=0.764786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.585 mas, bmaj=4.152 mas, bpa=1.893 degrees ! Estimated noise=0.642009 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300379 Jy ! Component: 100 - total flux cleaned = 0.000327933 Jy ! Component: 150 - total flux cleaned = 0.000351851 Jy ! Component: 200 - total flux cleaned = 0.000359127 Jy ! Total flux subtracted in 200 components = 0.000359127 Jy ! Clean residual min=-0.002585 max=0.002599 Jy/beam ! Clean residual mean=-0.000009 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.051648 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.051648 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=0.055176Jy sigma=0.764787 ! Fit after self-cal, rms=0.055188Jy sigma=0.764781 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 (11.1, -74.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219058 Jy ! Component: 100 - total flux cleaned = 0.00274616 Jy ! Component: 150 - total flux cleaned = 0.00277229 Jy ! Component: 200 - total flux cleaned = 0.00279349 Jy ! Total flux subtracted in 200 components = 0.00279349 Jy ! Clean residual min=-0.002501 max=0.002256 Jy/beam ! Clean residual mean=-0.000007 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.0544415 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.0544415 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=0.055109Jy sigma=0.763000 ! Fit after self-cal, rms=0.055101Jy sigma=0.762802 ! 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=0.055101Jy sigma=0.762802 ! Fit after self-cal, rms=0.055262Jy sigma=0.762706 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.182 mas, bmaj=11.31 mas, bpa=5.671 degrees ! Estimated noise=0.809382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000862826 Jy ! Component: 100 - total flux cleaned = 0.00100604 Jy ! Component: 150 - total flux cleaned = 0.0010809 Jy ! Component: 200 - total flux cleaned = 0.00114688 Jy ! Total flux subtracted in 200 components = 0.00114688 Jy ! Clean residual min=-0.002389 max=0.002501 Jy/beam ! Clean residual mean=-0.000011 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.0555884 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 53 components and 0.0555884 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=0.055262Jy sigma=0.762425 ! Fit after self-cal, rms=0.055268Jy sigma=0.762389 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 = 0.000176931 Jy ! Component: 100 - total flux cleaned = 0.000221336 Jy ! Component: 150 - total flux cleaned = 0.000270987 Jy ! Component: 200 - total flux cleaned = 0.000306778 Jy ! Total flux subtracted in 200 components = 0.000306778 Jy ! Clean residual min=-0.002436 max=0.002467 Jy/beam ! Clean residual mean=-0.000010 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.0558952 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 56 components and 0.0558952 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=0.055268Jy sigma=0.762341 ! Fit after self-cal, rms=0.055269Jy sigma=0.762334 ! 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=1.591 mas, bmaj=4.165 mas, bpa=1.881 degrees ! Estimated noise=0.644252 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.591 x 4.165 at 1.881 degrees (North through East) ! Clean map min=-0.0022643 max=0.047602 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=1.22 mas, bmaj=3.437 mas, bpa=3.483 degrees ! Estimated noise=0.977779 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357153 Jy ! Component: 100 - total flux cleaned = 0.044837 Jy ! Component: 150 - total flux cleaned = 0.0489116 Jy ! Component: 200 - total flux cleaned = 0.0513008 Jy ! Total flux subtracted in 200 components = 0.0513008 Jy ! Clean residual min=-0.003506 max=0.003168 Jy/beam ! Clean residual mean=-0.000002 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.0513008 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0513008 Jy ! Inverting map and beam ! Estimated beam: bmin=1.591 mas, bmaj=4.165 mas, bpa=1.881 degrees ! Estimated noise=0.644252 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 = 0.00206281 Jy ! Component: 100 - total flux cleaned = 0.00322626 Jy ! Component: 150 - total flux cleaned = 0.0036222 Jy ! Component: 200 - total flux cleaned = 0.00379712 Jy ! Total flux subtracted in 200 components = 0.00379712 Jy ! Clean residual min=-0.002503 max=0.002173 Jy/beam ! Clean residual mean=-0.000006 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.0550979 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.0550979 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=4.182 mas, bmaj=11.31 mas, bpa=5.671 degrees ! Estimated noise=0.809382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000459052 Jy ! Component: 100 - total flux cleaned = 0.000558468 Jy ! Component: 150 - total flux cleaned = 0.000657779 Jy ! Component: 200 - total flux cleaned = 0.000729061 Jy ! Total flux subtracted in 200 components = 0.000729061 Jy ! Clean residual min=-0.002407 max=0.002531 Jy/beam ! Clean residual mean=-0.000010 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.0558269 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 = 6.23691e-05 Jy ! Component: 100 - total flux cleaned = 0.000117469 Jy ! Component: 150 - total flux cleaned = 0.000127295 Jy ! Component: 200 - total flux cleaned = 0.000157032 Jy ! Total flux subtracted in 200 components = 0.000157032 Jy ! Clean residual min=-0.002426 max=0.002498 Jy/beam ! Clean residual mean=-0.000010 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.055984 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.055984 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.591 mas, bmaj=4.165 mas, bpa=1.881 degrees ! Estimated noise=0.644252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.38142e-05 Jy ! Component: 100 - total flux cleaned = 0.000149906 Jy ! Component: 150 - total flux cleaned = 0.000184593 Jy ! Component: 200 - total flux cleaned = 0.000246066 Jy ! Total flux subtracted in 200 components = 0.000246066 Jy ! Clean residual min=-0.002471 max=0.002082 Jy/beam ! Clean residual mean=-0.000004 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.05623 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 65 components and 0.05623 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=0.055273Jy sigma=0.762495 ! Fit after self-cal, rms=0.055276Jy sigma=0.762454 wmodel J1918-2931_C_map.mod ! Writing 65 model components to file: J1918-2931_C_map.mod wobs J1918-2931_C_uvs.fits ! Writing UV FITS file: J1918-2931_C_uvs.fits wwins J1918-2931_C_map.win ! wwins: Wrote 2 windows to J1918-2931_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 = -0.000325439 Jy ! Component: 100 - total flux cleaned = -0.00039349 Jy ! Component: 150 - total flux cleaned = -0.000554197 Jy ! Component: 200 - total flux cleaned = -0.00064509 Jy ! Component: 250 - total flux cleaned = -0.000674794 Jy ! Component: 300 - total flux cleaned = -0.000620267 Jy ! Component: 350 - total flux cleaned = -0.000568277 Jy ! Component: 400 - total flux cleaned = -0.000567511 Jy ! Component: 450 - total flux cleaned = -0.000493863 Jy ! Component: 500 - total flux cleaned = -0.00049373 Jy ! Component: 550 - total flux cleaned = -0.000402137 Jy ! Component: 600 - total flux cleaned = -0.000402329 Jy ! Component: 650 - total flux cleaned = -0.000423718 Jy ! Component: 700 - total flux cleaned = -0.000444907 Jy ! Component: 750 - total flux cleaned = -0.000506736 Jy ! Component: 800 - total flux cleaned = -0.000526767 Jy ! Component: 850 - total flux cleaned = -0.000566262 Jy ! Component: 900 - total flux cleaned = -0.000585631 Jy ! Component: 950 - total flux cleaned = -0.000623179 Jy ! Component: 1000 - total flux cleaned = -0.000660448 Jy ! Component: 1050 - total flux cleaned = -0.000697016 Jy ! Component: 1100 - total flux cleaned = -0.000839316 Jy ! Component: 1150 - total flux cleaned = -0.000961679 Jy ! Component: 1200 - total flux cleaned = -0.00101284 Jy ! Component: 1250 - total flux cleaned = -0.00111409 Jy ! Component: 1300 - total flux cleaned = -0.00118081 Jy ! Component: 1350 - total flux cleaned = -0.00123029 Jy ! Component: 1400 - total flux cleaned = -0.00134345 Jy ! Component: 1450 - total flux cleaned = -0.00135928 Jy ! Component: 1500 - total flux cleaned = -0.00139094 Jy ! Component: 1550 - total flux cleaned = -0.00148421 Jy ! Component: 1600 - total flux cleaned = -0.0014692 Jy ! Component: 1650 - total flux cleaned = -0.00154508 Jy ! Component: 1700 - total flux cleaned = -0.00161965 Jy ! Component: 1750 - total flux cleaned = -0.00167854 Jy ! Component: 1800 - total flux cleaned = -0.00169303 Jy ! Component: 1850 - total flux cleaned = -0.0017507 Jy ! Component: 1900 - total flux cleaned = -0.00176469 Jy ! Component: 1950 - total flux cleaned = -0.00182058 Jy ! Component: 2000 - total flux cleaned = -0.00184834 Jy ! Component: 2050 - total flux cleaned = -0.00183465 Jy ! Component: 2100 - total flux cleaned = -0.00186148 Jy ! Component: 2150 - total flux cleaned = -0.00187481 Jy ! Component: 2200 - total flux cleaned = -0.00190104 Jy ! Component: 2250 - total flux cleaned = -0.00191419 Jy ! Component: 2300 - total flux cleaned = -0.0019401 Jy ! Component: 2350 - total flux cleaned = -0.0019274 Jy ! Component: 2400 - total flux cleaned = -0.00199088 Jy ! Component: 2450 - total flux cleaned = -0.0019784 Jy ! Component: 2500 - total flux cleaned = -0.00195353 Jy ! Component: 2550 - total flux cleaned = -0.00194124 Jy ! Component: 2600 - total flux cleaned = -0.00195356 Jy ! Component: 2650 - total flux cleaned = -0.00192936 Jy ! Component: 2700 - total flux cleaned = -0.00191737 Jy ! Component: 2750 - total flux cleaned = -0.00190549 Jy ! Component: 2800 - total flux cleaned = -0.00192887 Jy ! Component: 2850 - total flux cleaned = -0.00195206 Jy ! Component: 2900 - total flux cleaned = -0.00192931 Jy ! Component: 2950 - total flux cleaned = -0.00194078 Jy ! Component: 3000 - total flux cleaned = -0.00198597 Jy ! Component: 3050 - total flux cleaned = -0.00194109 Jy ! Component: 3100 - total flux cleaned = -0.00194091 Jy ! Component: 3150 - total flux cleaned = -0.00191883 Jy ! Component: 3200 - total flux cleaned = -0.00190791 Jy ! Component: 3250 - total flux cleaned = -0.00188628 Jy ! Component: 3300 - total flux cleaned = -0.00189705 Jy ! Component: 3350 - total flux cleaned = -0.00186492 Jy ! Component: 3400 - total flux cleaned = -0.00182238 Jy ! Component: 3450 - total flux cleaned = -0.00179069 Jy ! Component: 3500 - total flux cleaned = -0.00179065 Jy ! Component: 3550 - total flux cleaned = -0.00178027 Jy ! Component: 3600 - total flux cleaned = -0.00176986 Jy ! Component: 3650 - total flux cleaned = -0.00171837 Jy ! Component: 3700 - total flux cleaned = -0.00168779 Jy ! Component: 3750 - total flux cleaned = -0.00166749 Jy ! Component: 3800 - total flux cleaned = -0.00163715 Jy ! Component: 3850 - total flux cleaned = -0.00160702 Jy ! Component: 3900 - total flux cleaned = -0.00157712 Jy ! Component: 3950 - total flux cleaned = -0.00153743 Jy ! Component: 4000 - total flux cleaned = -0.00155717 Jy ! Component: 4050 - total flux cleaned = -0.00155711 Jy ! Total flux subtracted in 4096 components = -0.00152781 Jy ! Clean residual min=-0.000573 max=0.000600 Jy/beam ! Clean residual mean=-0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0547022 Jy keep ! Adding 270 model components to the UV plane model. ! The established model now contains 335 components and 0.0547023 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1918-2931_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.591 x 4.165 at 1.881 degrees (North through East) ! Clean map min=-0.0013543 max=0.046783 Jy/beam ! Writing clean map to FITS file: .//J1918-2931_C_map.fits wmodel .//J1918-2931_C_map.mod ! Writing 335 model components to file: .//J1918-2931_C_map.mod wobs .//J1918-2931_C_uvs.fits ! Writing UV FITS file: .//J1918-2931_C_uvs.fits wwins .//J1918-2931_C_map.win ! wwins: Wrote 3 windows to .//J1918-2931_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0467835 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000171235 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.09805 1.09805 2.1961 4.39221 8.78441 17.5688 35.1376 70.2753 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 273.211 quit ! Quitting program ! Log file .//J1918-2931_C_dfm.log closed on Mon Jan 20 18:54:17 2020