! Started logfile: .//J0459+1438_C_dfm.log on Mon Jan 20 17:29:01 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 .//J0459+1438_C_uva.fits ! Reading UV FITS file: .//J0459+1438_C_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.952614 visibilities/baseline/integration-bin. ! Found source: J0459+1438 ! ! 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 85 lines of history. ! ! Reading 4664 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 J0459+1438_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001638Jy sigma=22.678008 ! Fit after self-cal, rms=0.927711Jy sigma=20.991964 ! 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=1.35 mas, bmaj=3.529 mas, bpa=8.417 degrees ! Estimated noise=0.66115 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 = 0.0560991 Jy ! Component: 100 - total flux cleaned = 0.0683335 Jy ! Total flux subtracted in 100 components = 0.0683335 Jy ! Clean residual min=-0.002790 max=0.003492 Jy/beam ! Clean residual mean=-0.000001 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.0683335 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0683335 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=0.031833Jy sigma=0.687731 ! Fit after self-cal, rms=0.031809Jy sigma=0.687405 ! 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=1.633 mas, bmaj=3.903 mas, bpa=7.361 degrees ! Estimated noise=0.465341 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 = 0.00430288 Jy ! Component: 100 - total flux cleaned = 0.00618165 Jy ! Component: 150 - total flux cleaned = 0.00713281 Jy ! Component: 200 - total flux cleaned = 0.00761811 Jy ! Total flux subtracted in 200 components = 0.00761811 Jy ! Clean residual min=-0.001484 max=0.001766 Jy/beam ! Clean residual mean=-0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0759516 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 0.0759516 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=0.031303Jy sigma=0.674876 ! Fit after self-cal, rms=0.031308Jy sigma=0.674784 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.633 x 3.903 at 7.361 degrees (North through East) ! Clean map min=-0.0013543 max=0.072743 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.03 KP 1.05 LA 1.01 ! MK 0.99 NL 0.94 OV 1.02 PT 1.05 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.02 KP 0.99 LA 1.00 ! MK 0.97 NL 0.91 OV 1.11 PT 1.06 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.03 KP 1.04 LA 0.98 ! MK 1.05 NL 0.99 OV 1.06 PT 0.99 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.09 KP 1.01 LA 0.99 ! MK 1.02 NL 1.04 OV 0.98 PT 1.01 ! SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.02 KP 0.98 LA 1.00 ! MK 0.95 NL 1.01 OV 1.01 PT 0.97 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.06 KP 0.98 LA 1.00 ! MK 0.97 NL 0.97 OV 1.05 PT 0.98 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.05 KP 1.02 LA 0.99 ! MK 0.97 NL 0.95 OV 0.99 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.99 KP 0.97 LA 1.00 ! MK 0.94 NL 0.99 OV 1.05 PT 1.01 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.031308Jy sigma=0.674784 ! Fit after self-cal, rms=0.031367Jy sigma=0.669387 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=3.895 mas, bpa=7.326 degrees ! Estimated noise=0.465221 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 = 0.000357947 Jy ! Component: 100 - total flux cleaned = 0.00038147 Jy ! Component: 150 - total flux cleaned = 0.000402637 Jy ! Component: 200 - total flux cleaned = 0.000392955 Jy ! Total flux subtracted in 200 components = 0.000392955 Jy ! Clean residual min=-0.001338 max=0.001653 Jy/beam ! Clean residual mean=-0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0763445 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.0763445 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=0.031355Jy sigma=0.669188 ! Fit after self-cal, rms=0.031368Jy sigma=0.669110 ! 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=0.031368Jy sigma=0.669110 ! Fit after self-cal, rms=0.031411Jy sigma=0.669094 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.631 mas, bmaj=3.893 mas, bpa=7.307 degrees ! Estimated noise=0.465954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000245581 Jy ! Component: 100 - total flux cleaned = 0.000282719 Jy ! Component: 150 - total flux cleaned = 0.000282965 Jy ! Component: 200 - total flux cleaned = 0.000290879 Jy ! Total flux subtracted in 200 components = 0.000290879 Jy ! Clean residual min=-0.001337 max=0.001659 Jy/beam ! Clean residual mean=-0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0766354 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 36 components and 0.0766354 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=0.031405Jy sigma=0.668992 ! Fit after self-cal, rms=0.031404Jy sigma=0.668978 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 (49.8, 12.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121885 Jy ! Component: 100 - total flux cleaned = 0.00116742 Jy ! Component: 150 - total flux cleaned = 0.00114838 Jy ! Component: 200 - total flux cleaned = 0.00110236 Jy ! Total flux subtracted in 200 components = 0.00110236 Jy ! Clean residual min=-0.001277 max=0.001395 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0777378 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 0.0777378 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=0.031350Jy sigma=0.667438 ! Fit after self-cal, rms=0.031347Jy sigma=0.667372 ! Inverting map ! Added new window around map position (45.3, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000756695 Jy ! Component: 100 - total flux cleaned = 0.000909565 Jy ! Component: 150 - total flux cleaned = 0.00101807 Jy ! Component: 200 - total flux cleaned = 0.00109704 Jy ! Total flux subtracted in 200 components = 0.00109704 Jy ! Clean residual min=-0.001238 max=0.001309 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0788348 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.0788348 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=0.031301Jy sigma=0.666313 ! Fit after self-cal, rms=0.031301Jy sigma=0.666267 ! Inverting map ! Added new window around map position (-38.1, 37.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111593 Jy ! Component: 100 - total flux cleaned = 0.00129583 Jy ! Component: 150 - total flux cleaned = 0.00142429 Jy ! Component: 200 - total flux cleaned = 0.00145751 Jy ! Total flux subtracted in 200 components = 0.00145751 Jy ! Clean residual min=-0.001129 max=0.001026 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0802923 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.0802923 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=0.031252Jy sigma=0.665329 ! Fit after self-cal, rms=0.031251Jy sigma=0.665292 ! 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=0.031251Jy sigma=0.665292 ! Fit after self-cal, rms=0.031252Jy sigma=0.665128 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=3.894 mas, bpa=7.287 degrees ! Estimated noise=0.46587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346531 Jy ! Component: 100 - total flux cleaned = 0.000379581 Jy ! Component: 150 - total flux cleaned = 0.000454567 Jy ! Component: 200 - total flux cleaned = 0.000454514 Jy ! Total flux subtracted in 200 components = 0.000454514 Jy ! Clean residual min=-0.001123 max=0.001014 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0807469 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 102 components and 0.0807469 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=0.031237Jy sigma=0.664832 ! Fit after self-cal, rms=0.031237Jy sigma=0.664825 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 = 5.69967e-05 Jy ! Component: 100 - total flux cleaned = 4.41859e-05 Jy ! Component: 150 - total flux cleaned = 4.45664e-05 Jy ! Component: 200 - total flux cleaned = 5.66374e-05 Jy ! Total flux subtracted in 200 components = 5.66374e-05 Jy ! Clean residual min=-0.001112 max=0.001020 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0808035 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 110 components and 0.0808035 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=0.031227Jy sigma=0.664637 ! Fit after self-cal, rms=0.031227Jy sigma=0.664635 ! 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=0.031227Jy sigma=0.664635 ! Fit after self-cal, rms=0.031243Jy sigma=0.664617 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.387 mas, bmaj=5.611 mas, bpa=-4.314 degrees ! Estimated noise=0.591966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.51184e-05 Jy ! Component: 100 - total flux cleaned = 4.57643e-05 Jy ! Component: 150 - total flux cleaned = 6.98413e-05 Jy ! Component: 200 - total flux cleaned = 3.86652e-05 Jy ! Total flux subtracted in 200 components = 3.86652e-05 Jy ! Clean residual min=-0.001007 max=0.000925 Jy/beam ! Clean residual mean=-0.000002 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0808422 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 122 components and 0.0808422 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=0.031239Jy sigma=0.664541 ! Fit after self-cal, rms=0.031238Jy sigma=0.664514 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 = -4.26512e-05 Jy ! Component: 100 - total flux cleaned = -8.27882e-05 Jy ! Component: 150 - total flux cleaned = -9.15683e-05 Jy ! Component: 200 - total flux cleaned = -9.15867e-05 Jy ! Total flux subtracted in 200 components = -9.15867e-05 Jy ! Clean residual min=-0.000967 max=0.000898 Jy/beam ! Clean residual mean=-0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0807506 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 134 components and 0.0807506 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=0.031237Jy sigma=0.664488 ! Fit after self-cal, rms=0.031237Jy sigma=0.664476 ! 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=1.63 mas, bmaj=3.893 mas, bpa=7.278 degrees ! Estimated noise=0.46615 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.63 x 3.893 at 7.278 degrees (North through East) ! Clean map min=-0.0010019 max=0.072998 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=1.347 mas, bmaj=3.526 mas, bpa=8.273 degrees ! Estimated noise=0.660828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0560434 Jy ! Component: 100 - total flux cleaned = 0.0683622 Jy ! Component: 150 - total flux cleaned = 0.0722417 Jy ! Component: 200 - total flux cleaned = 0.0746661 Jy ! Total flux subtracted in 200 components = 0.0746661 Jy ! Clean residual min=-0.001904 max=0.001963 Jy/beam ! Clean residual mean=-0.000001 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.0746661 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0746661 Jy ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=3.893 mas, bpa=7.278 degrees ! Estimated noise=0.46615 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 = 0.00204911 Jy ! Component: 100 - total flux cleaned = 0.00346216 Jy ! Component: 150 - total flux cleaned = 0.00445458 Jy ! Component: 200 - total flux cleaned = 0.00477402 Jy ! Total flux subtracted in 200 components = 0.00477402 Jy ! Clean residual min=-0.001326 max=0.001181 Jy/beam ! Clean residual mean=-0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0794402 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 40 components and 0.0794402 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=3.387 mas, bmaj=5.611 mas, bpa=-4.314 degrees ! Estimated noise=0.591966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000412509 Jy ! Component: 100 - total flux cleaned = 0.000306033 Jy ! Component: 150 - total flux cleaned = 0.000305332 Jy ! Component: 200 - total flux cleaned = 0.000363456 Jy ! Total flux subtracted in 200 components = 0.000363456 Jy ! Clean residual min=-0.001085 max=0.001042 Jy/beam ! Clean residual mean=-0.000002 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0798036 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000103336 Jy ! Component: 100 - total flux cleaned = 0.000135092 Jy ! Component: 150 - total flux cleaned = 0.000191806 Jy ! Component: 200 - total flux cleaned = 0.000230992 Jy ! Total flux subtracted in 200 components = 0.000230992 Jy ! Clean residual min=-0.001064 max=0.000982 Jy/beam ! Clean residual mean=-0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0800346 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 74 components and 0.0800346 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=3.893 mas, bpa=7.278 degrees ! Estimated noise=0.46615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000193707 Jy ! Component: 100 - total flux cleaned = 0.000349553 Jy ! Component: 150 - total flux cleaned = 0.000449791 Jy ! Component: 200 - total flux cleaned = 0.000468366 Jy ! Total flux subtracted in 200 components = 0.000468366 Jy ! Clean residual min=-0.001133 max=0.001087 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.080503 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 100 components and 0.0805029 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=0.031271Jy sigma=0.665277 ! Fit after self-cal, rms=0.031268Jy sigma=0.665200 wmodel J0459+1438_C_map.mod ! Writing 100 model components to file: J0459+1438_C_map.mod wobs J0459+1438_C_uvs.fits ! Writing UV FITS file: J0459+1438_C_uvs.fits wwins J0459+1438_C_map.win ! wwins: Wrote 4 windows to J0459+1438_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 = -0.000250967 Jy ! Component: 100 - total flux cleaned = -0.00026999 Jy ! Component: 150 - total flux cleaned = -0.000287437 Jy ! Component: 200 - total flux cleaned = -0.000271471 Jy ! Component: 250 - total flux cleaned = -0.000271673 Jy ! Component: 300 - total flux cleaned = -0.00028738 Jy ! Component: 350 - total flux cleaned = -0.000347475 Jy ! Component: 400 - total flux cleaned = -0.000405707 Jy ! Component: 450 - total flux cleaned = -0.000476976 Jy ! Component: 500 - total flux cleaned = -0.000532636 Jy ! Component: 550 - total flux cleaned = -0.000614199 Jy ! Component: 600 - total flux cleaned = -0.0007071 Jy ! Component: 650 - total flux cleaned = -0.00075908 Jy ! Component: 700 - total flux cleaned = -0.000835405 Jy ! Component: 750 - total flux cleaned = -0.000872805 Jy ! Component: 800 - total flux cleaned = -0.000897247 Jy ! Component: 850 - total flux cleaned = -0.00093326 Jy ! Component: 900 - total flux cleaned = -0.000933306 Jy ! Component: 950 - total flux cleaned = -0.000956523 Jy ! Component: 1000 - total flux cleaned = -0.000990573 Jy ! Component: 1050 - total flux cleaned = -0.00100169 Jy ! Component: 1100 - total flux cleaned = -0.00104531 Jy ! Component: 1150 - total flux cleaned = -0.00103448 Jy ! Component: 1200 - total flux cleaned = -0.00106645 Jy ! Component: 1250 - total flux cleaned = -0.00111862 Jy ! Component: 1300 - total flux cleaned = -0.00114908 Jy ! Component: 1350 - total flux cleaned = -0.00118933 Jy ! Component: 1400 - total flux cleaned = -0.00123884 Jy ! Component: 1450 - total flux cleaned = -0.00127786 Jy ! Component: 1500 - total flux cleaned = -0.00135496 Jy ! Component: 1550 - total flux cleaned = -0.00139277 Jy ! Component: 1600 - total flux cleaned = -0.00141143 Jy ! Component: 1650 - total flux cleaned = -0.00145775 Jy ! Component: 1700 - total flux cleaned = -0.00150343 Jy ! Component: 1750 - total flux cleaned = -0.00154845 Jy ! Component: 1800 - total flux cleaned = -0.0015839 Jy ! Component: 1850 - total flux cleaned = -0.00162775 Jy ! Component: 1900 - total flux cleaned = -0.00165366 Jy ! Component: 1950 - total flux cleaned = -0.00171329 Jy ! Component: 2000 - total flux cleaned = -0.00173019 Jy ! Component: 2050 - total flux cleaned = -0.00174679 Jy ! Component: 2100 - total flux cleaned = -0.00177975 Jy ! Component: 2150 - total flux cleaned = -0.00180418 Jy ! Component: 2200 - total flux cleaned = -0.00182028 Jy ! Component: 2250 - total flux cleaned = -0.00184421 Jy ! Component: 2300 - total flux cleaned = -0.00185989 Jy ! Component: 2350 - total flux cleaned = -0.00186759 Jy ! Component: 2400 - total flux cleaned = -0.00185221 Jy ! Component: 2450 - total flux cleaned = -0.00186753 Jy ! Component: 2500 - total flux cleaned = -0.00185993 Jy ! Component: 2550 - total flux cleaned = -0.00186746 Jy ! Component: 2600 - total flux cleaned = -0.00186745 Jy ! Component: 2650 - total flux cleaned = -0.00188956 Jy ! Component: 2700 - total flux cleaned = -0.00189681 Jy ! Component: 2750 - total flux cleaned = -0.00189681 Jy ! Component: 2800 - total flux cleaned = -0.00189674 Jy ! Component: 2850 - total flux cleaned = -0.00191079 Jy ! Component: 2900 - total flux cleaned = -0.00190379 Jy ! Component: 2950 - total flux cleaned = -0.00189691 Jy ! Component: 3000 - total flux cleaned = -0.00193153 Jy ! Component: 3050 - total flux cleaned = -0.00191088 Jy ! Component: 3100 - total flux cleaned = -0.00190414 Jy ! Component: 3150 - total flux cleaned = -0.00190425 Jy ! Component: 3200 - total flux cleaned = -0.00190426 Jy ! Component: 3250 - total flux cleaned = -0.00193086 Jy ! Component: 3300 - total flux cleaned = -0.0019243 Jy ! Component: 3350 - total flux cleaned = -0.00191773 Jy ! Component: 3400 - total flux cleaned = -0.00191775 Jy ! Component: 3450 - total flux cleaned = -0.0018984 Jy ! Component: 3500 - total flux cleaned = -0.00190482 Jy ! Component: 3550 - total flux cleaned = -0.00191111 Jy ! Component: 3600 - total flux cleaned = -0.00189205 Jy ! Component: 3650 - total flux cleaned = -0.00186071 Jy ! Component: 3700 - total flux cleaned = -0.00184202 Jy ! Component: 3750 - total flux cleaned = -0.00181733 Jy ! Component: 3800 - total flux cleaned = -0.00182961 Jy ! Component: 3850 - total flux cleaned = -0.00179912 Jy ! Component: 3900 - total flux cleaned = -0.00180521 Jy ! Component: 3950 - total flux cleaned = -0.00179919 Jy ! Component: 4000 - total flux cleaned = -0.0017932 Jy ! Component: 4050 - total flux cleaned = -0.00179319 Jy ! Total flux subtracted in 4096 components = -0.00178134 Jy ! Clean residual min=-0.000366 max=0.000412 Jy/beam ! Clean residual mean=-0.000001 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0787216 Jy keep ! Adding 251 model components to the UV plane model. ! The established model now contains 351 components and 0.0787216 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0459+1438_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.63 x 3.893 at 7.278 degrees (North through East) ! Clean map min=-0.0010124 max=0.072914 Jy/beam ! Writing clean map to FITS file: .//J0459+1438_C_map.fits wmodel .//J0459+1438_C_map.mod ! Writing 351 model components to file: .//J0459+1438_C_map.mod wobs .//J0459+1438_C_uvs.fits ! Writing UV FITS file: .//J0459+1438_C_uvs.fits wwins .//J0459+1438_C_map.win ! wwins: Wrote 5 windows to .//J0459+1438_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0729141 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.97378e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.410364 0.410364 0.820729 1.64146 3.28291 6.56583 13.1317 26.2633 52.5266 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.072 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 731.057 quit ! Quitting program ! Log file .//J0459+1438_C_dfm.log closed on Mon Jan 20 17:29:04 2020