! Started logfile: .//J0203+0037_C_dfm.log on Mon Jan 20 17:13:50 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 .//J0203+0037_C_uva.fits ! Reading UV FITS file: .//J0203+0037_C_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.911765 visibilities/baseline/integration-bin. ! Found source: J0203+0037 ! ! 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 4464 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 J0203+0037_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002357Jy sigma=21.030265 ! Fit after self-cal, rms=0.968697Jy sigma=20.306244 ! 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=1.363 mas, bmaj=3.417 mas, bpa=2.047 degrees ! Estimated noise=0.631394 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 = 0.0240919 Jy ! Component: 100 - total flux cleaned = 0.0314009 Jy ! Total flux subtracted in 100 components = 0.0314009 Jy ! Clean residual min=-0.004047 max=0.008868 Jy/beam ! Clean residual mean=0.000000 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 0.0314009 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0314009 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=0.042869Jy sigma=0.827657 ! Fit after self-cal, rms=0.041436Jy sigma=0.795085 ! Inverting map ! Added new window around map position (-4.8, -4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00818665 Jy ! Component: 100 - total flux cleaned = 0.012166 Jy ! Total flux subtracted in 100 components = 0.012166 Jy ! Clean residual min=-0.003266 max=0.006648 Jy/beam ! Clean residual mean=0.000000 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.0435669 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.0435669 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=0.039930Jy sigma=0.758267 ! Fit after self-cal, rms=0.039387Jy sigma=0.747320 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00559399 Jy ! Component: 100 - total flux cleaned = 0.00836137 Jy ! Total flux subtracted in 100 components = 0.00836137 Jy ! Clean residual min=-0.003233 max=0.003769 Jy/beam ! Clean residual mean=0.000000 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.0519283 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 0.0519283 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=0.038630Jy sigma=0.729614 ! Fit after self-cal, rms=0.038304Jy sigma=0.723108 ! 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=1.555 mas, bmaj=3.736 mas, bpa=1.531 degrees ! Estimated noise=0.517703 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 = 0.00411207 Jy ! Component: 100 - total flux cleaned = 0.00649377 Jy ! Component: 150 - total flux cleaned = 0.00804625 Jy ! Component: 200 - total flux cleaned = 0.00834587 Jy ! Total flux subtracted in 200 components = 0.00834587 Jy ! Clean residual min=-0.002700 max=0.003140 Jy/beam ! Clean residual mean=-0.000000 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.0602742 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.0602742 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=0.037833Jy sigma=0.711814 ! Fit after self-cal, rms=0.037708Jy sigma=0.709355 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.555 x 3.736 at 1.531 degrees (North through East) ! Clean map min=-0.0022947 max=0.029936 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.75 HN 1.11 KP 1.00 ! MK 0.97 NL 0.97 OV 1.11 PT 0.95 ! SC 1.06 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.96 HN 1.14 KP 1.10 ! MK 0.85 NL 0.84 OV 1.12 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 HN 1.00 KP 1.03 ! MK 0.91 NL 1.06 OV 1.10 PT 0.88 ! SC 1.21 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.05 KP 0.94 ! MK 0.97 NL 0.95 OV 1.03 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.98 HN 1.06 KP 0.95 ! MK 0.90 NL 1.17 OV 0.97 PT 1.07 ! SC 1.03 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.89 KP 1.07 ! MK 1.09 NL 1.05 OV 0.97 PT 0.86 ! SC 1.05 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.12 KP 1.05 ! MK 0.76 NL 1.12 OV 0.95 PT 1.09 ! SC 1.04 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.89 KP 1.11 ! MK 0.78 NL 1.25 OV 1.01 PT 0.94 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.037708Jy sigma=0.709355 ! Fit after self-cal, rms=0.036936Jy sigma=0.701910 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.556 mas, bmaj=3.757 mas, bpa=0.1237 degrees ! Estimated noise=0.51159 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 (-12, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200368 Jy ! Component: 100 - total flux cleaned = 0.00213622 Jy ! Component: 150 - total flux cleaned = 0.00203951 Jy ! Component: 200 - total flux cleaned = 0.00216235 Jy ! Total flux subtracted in 200 components = 0.00216235 Jy ! Clean residual min=-0.002177 max=0.001918 Jy/beam ! Clean residual mean=-0.000001 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.0624365 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 48 components and 0.0624365 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=0.036689Jy sigma=0.696711 ! Fit after self-cal, rms=0.036710Jy sigma=0.695494 ! 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=0.036710Jy sigma=0.695494 ! Fit after self-cal, rms=0.036611Jy sigma=0.695377 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.557 mas, bmaj=3.759 mas, bpa=-0.009598 degrees ! Estimated noise=0.510724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678346 Jy ! Component: 100 - total flux cleaned = 0.000595438 Jy ! Component: 150 - total flux cleaned = 0.000557262 Jy ! Component: 200 - total flux cleaned = 0.000494145 Jy ! Total flux subtracted in 200 components = 0.000494145 Jy ! Clean residual min=-0.002032 max=0.001754 Jy/beam ! Clean residual mean=-0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0629307 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 59 components and 0.0629307 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=0.036521Jy sigma=0.693532 ! Fit after self-cal, rms=0.036514Jy sigma=0.693264 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 = 0.000246073 Jy ! Component: 100 - total flux cleaned = 0.000185996 Jy ! Component: 150 - total flux cleaned = 0.000132617 Jy ! Component: 200 - total flux cleaned = 0.000132206 Jy ! Total flux subtracted in 200 components = 0.000132206 Jy ! Clean residual min=-0.001947 max=0.001621 Jy/beam ! Clean residual mean=-0.000001 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.0630629 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 62 components and 0.0630629 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=0.036465Jy sigma=0.692302 ! Fit after self-cal, rms=0.036459Jy sigma=0.692162 ! 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=0.036459Jy sigma=0.692162 ! Fit after self-cal, rms=0.036924Jy sigma=0.692219 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.56 mas, bmaj=3.757 mas, bpa=0.001303 degrees ! Estimated noise=0.515381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000836014 Jy ! Component: 100 - total flux cleaned = 0.000784132 Jy ! Component: 150 - total flux cleaned = 0.000739547 Jy ! Component: 200 - total flux cleaned = 0.000779809 Jy ! Total flux subtracted in 200 components = 0.000779809 Jy ! Clean residual min=-0.001883 max=0.001493 Jy/beam ! Clean residual mean=-0.000001 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0638427 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.0638427 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=0.036887Jy sigma=0.691537 ! Fit after self-cal, rms=0.036883Jy sigma=0.691428 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 = 9.25857e-05 Jy ! Component: 100 - total flux cleaned = 7.9601e-06 Jy ! Component: 150 - total flux cleaned = -9.93311e-06 Jy ! Component: 200 - total flux cleaned = -2.69588e-05 Jy ! Total flux subtracted in 200 components = -2.69588e-05 Jy ! Clean residual min=-0.001856 max=0.001444 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0638157 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 0.0638157 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=0.036862Jy sigma=0.691019 ! Fit after self-cal, rms=0.036833Jy sigma=0.690844 ! 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=0.036833Jy sigma=0.690844 ! Fit after self-cal, rms=0.037192Jy sigma=0.690892 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.411 mas, bmaj=5.513 mas, bpa=-4.139 degrees ! Estimated noise=0.662379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000654682 Jy ! Component: 100 - total flux cleaned = 0.000872089 Jy ! Component: 150 - total flux cleaned = 0.000909321 Jy ! Component: 200 - total flux cleaned = 0.0008784 Jy ! Total flux subtracted in 200 components = 0.0008784 Jy ! Clean residual min=-0.001591 max=0.001557 Jy/beam ! Clean residual mean=-0.000002 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0646941 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 85 components and 0.0646941 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=0.037190Jy sigma=0.690734 ! Fit after self-cal, rms=0.037184Jy sigma=0.690586 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 = 0.000165474 Jy ! Component: 100 - total flux cleaned = 0.000182099 Jy ! Component: 150 - total flux cleaned = 0.000145083 Jy ! Component: 200 - total flux cleaned = 0.000145244 Jy ! Total flux subtracted in 200 components = 0.000145244 Jy ! Clean residual min=-0.001519 max=0.001535 Jy/beam ! Clean residual mean=-0.000002 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0648394 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 0.0648394 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=0.037186Jy sigma=0.690618 ! Fit after self-cal, rms=0.037186Jy sigma=0.690584 ! 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=1.562 mas, bmaj=3.757 mas, bpa=-0.04568 degrees ! Estimated noise=0.520062 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.562 x 3.757 at -0.04568 degrees (North through East) ! Clean map min=-0.0020383 max=0.028608 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=1.361 mas, bmaj=3.421 mas, bpa=0.6577 degrees ! Estimated noise=0.635558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0275118 Jy ! Component: 100 - total flux cleaned = 0.040209 Jy ! Component: 150 - total flux cleaned = 0.0469919 Jy ! Component: 200 - total flux cleaned = 0.0514222 Jy ! Total flux subtracted in 200 components = 0.0514222 Jy ! Clean residual min=-0.003055 max=0.003206 Jy/beam ! Clean residual mean=0.000000 rms=0.000676 Jy/beam ! Combined flux in latest and established models = 0.0514222 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0514222 Jy ! Inverting map and beam ! Estimated beam: bmin=1.562 mas, bmaj=3.757 mas, bpa=-0.04568 degrees ! Estimated noise=0.520062 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) ! Added new window around map position (-3, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412042 Jy ! Component: 100 - total flux cleaned = 0.00648884 Jy ! Component: 150 - total flux cleaned = 0.00777094 Jy ! Component: 200 - total flux cleaned = 0.00888638 Jy ! Total flux subtracted in 200 components = 0.00888638 Jy ! Clean residual min=-0.002092 max=0.001665 Jy/beam ! Clean residual mean=-0.000001 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.0603086 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 38 components and 0.0603086 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=3.411 mas, bmaj=5.513 mas, bpa=-4.139 degrees ! Estimated noise=0.662379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146488 Jy ! Component: 100 - total flux cleaned = 0.00209065 Jy ! Component: 150 - total flux cleaned = 0.00261534 Jy ! Component: 200 - total flux cleaned = 0.00303732 Jy ! Total flux subtracted in 200 components = 0.00303732 Jy ! Clean residual min=-0.001648 max=0.001795 Jy/beam ! Clean residual mean=-0.000002 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.0633459 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 = 0.000367826 Jy ! Component: 100 - total flux cleaned = 0.000618119 Jy ! Component: 150 - total flux cleaned = 0.000797993 Jy ! Component: 200 - total flux cleaned = 0.000921343 Jy ! Total flux subtracted in 200 components = 0.000921343 Jy ! Clean residual min=-0.001545 max=0.001620 Jy/beam ! Clean residual mean=-0.000002 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0642673 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 82 components and 0.0642672 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.562 mas, bmaj=3.757 mas, bpa=-0.04568 degrees ! Estimated noise=0.520062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000454019 Jy ! Component: 100 - total flux cleaned = 0.000486834 Jy ! Component: 150 - total flux cleaned = 0.00042979 Jy ! Component: 200 - total flux cleaned = 0.000456042 Jy ! Total flux subtracted in 200 components = 0.000456042 Jy ! Clean residual min=-0.001824 max=0.001397 Jy/beam ! Clean residual mean=-0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0647233 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 0.0647233 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=0.037179Jy sigma=0.690191 ! Fit after self-cal, rms=0.037158Jy sigma=0.689775 wmodel J0203+0037_C_map.mod ! Writing 98 model components to file: J0203+0037_C_map.mod wobs J0203+0037_C_uvs.fits ! Writing UV FITS file: J0203+0037_C_uvs.fits wwins J0203+0037_C_map.win ! wwins: Wrote 4 windows to J0203+0037_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 = -0.000583738 Jy ! Component: 100 - total flux cleaned = -0.00081382 Jy ! Component: 150 - total flux cleaned = -0.00100681 Jy ! Component: 200 - total flux cleaned = -0.00112074 Jy ! Component: 250 - total flux cleaned = -0.00123077 Jy ! Component: 300 - total flux cleaned = -0.00144482 Jy ! Component: 350 - total flux cleaned = -0.00154835 Jy ! Component: 400 - total flux cleaned = -0.0016494 Jy ! Component: 450 - total flux cleaned = -0.00176756 Jy ! Component: 500 - total flux cleaned = -0.00190179 Jy ! Component: 550 - total flux cleaned = -0.0019583 Jy ! Component: 600 - total flux cleaned = -0.00206846 Jy ! Component: 650 - total flux cleaned = -0.00215831 Jy ! Component: 700 - total flux cleaned = -0.00226407 Jy ! Component: 750 - total flux cleaned = -0.00235041 Jy ! Component: 800 - total flux cleaned = -0.00248579 Jy ! Component: 850 - total flux cleaned = -0.00258515 Jy ! Component: 900 - total flux cleaned = -0.00268287 Jy ! Component: 950 - total flux cleaned = -0.00277873 Jy ! Component: 1000 - total flux cleaned = -0.0029041 Jy ! Component: 1050 - total flux cleaned = -0.00301172 Jy ! Component: 1100 - total flux cleaned = -0.00310265 Jy ! Component: 1150 - total flux cleaned = -0.00317716 Jy ! Component: 1200 - total flux cleaned = -0.00325041 Jy ! Component: 1250 - total flux cleaned = -0.0033654 Jy ! Component: 1300 - total flux cleaned = -0.00346402 Jy ! Component: 1350 - total flux cleaned = -0.00353322 Jy ! Component: 1400 - total flux cleaned = -0.00356051 Jy ! Component: 1450 - total flux cleaned = -0.00362779 Jy ! Component: 1500 - total flux cleaned = -0.00358788 Jy ! Component: 1550 - total flux cleaned = -0.00360141 Jy ! Component: 1600 - total flux cleaned = -0.0036405 Jy ! Component: 1650 - total flux cleaned = -0.00370446 Jy ! Component: 1700 - total flux cleaned = -0.00374229 Jy ! Component: 1750 - total flux cleaned = -0.00377932 Jy ! Component: 1800 - total flux cleaned = -0.00375486 Jy ! Component: 1850 - total flux cleaned = -0.00374281 Jy ! Component: 1900 - total flux cleaned = -0.00374306 Jy ! Component: 1950 - total flux cleaned = -0.00371962 Jy ! Component: 2000 - total flux cleaned = -0.0037079 Jy ! Component: 2050 - total flux cleaned = -0.00369638 Jy ! Component: 2100 - total flux cleaned = -0.00367361 Jy ! Component: 2150 - total flux cleaned = -0.00363983 Jy ! Component: 2200 - total flux cleaned = -0.00361758 Jy ! Component: 2250 - total flux cleaned = -0.00360648 Jy ! Component: 2300 - total flux cleaned = -0.0035518 Jy ! Component: 2350 - total flux cleaned = -0.00358441 Jy ! Component: 2400 - total flux cleaned = -0.00359516 Jy ! Component: 2450 - total flux cleaned = -0.00358436 Jy ! Component: 2500 - total flux cleaned = -0.00358424 Jy ! Component: 2550 - total flux cleaned = -0.00356333 Jy ! Component: 2600 - total flux cleaned = -0.00354267 Jy ! Component: 2650 - total flux cleaned = -0.00354286 Jy ! Component: 2700 - total flux cleaned = -0.0035327 Jy ! Component: 2750 - total flux cleaned = -0.00352268 Jy ! Component: 2800 - total flux cleaned = -0.00354281 Jy ! Component: 2850 - total flux cleaned = -0.00349306 Jy ! Component: 2900 - total flux cleaned = -0.00350302 Jy ! Component: 2950 - total flux cleaned = -0.00351278 Jy ! Component: 3000 - total flux cleaned = -0.00347381 Jy ! Component: 3050 - total flux cleaned = -0.00349301 Jy ! Component: 3100 - total flux cleaned = -0.00345442 Jy ! Component: 3150 - total flux cleaned = -0.0034353 Jy ! Component: 3200 - total flux cleaned = -0.00338798 Jy ! Component: 3250 - total flux cleaned = -0.00338801 Jy ! Component: 3300 - total flux cleaned = -0.00335053 Jy ! Component: 3350 - total flux cleaned = -0.00330393 Jy ! Component: 3400 - total flux cleaned = -0.00328537 Jy ! Component: 3450 - total flux cleaned = -0.00325765 Jy ! Component: 3500 - total flux cleaned = -0.00321189 Jy ! Component: 3550 - total flux cleaned = -0.00320266 Jy ! Component: 3600 - total flux cleaned = -0.00315734 Jy ! Component: 3650 - total flux cleaned = -0.00310324 Jy ! Component: 3700 - total flux cleaned = -0.00306745 Jy ! Component: 3750 - total flux cleaned = -0.00301408 Jy ! Component: 3800 - total flux cleaned = -0.00296983 Jy ! Component: 3850 - total flux cleaned = -0.00294345 Jy ! Component: 3900 - total flux cleaned = -0.00289976 Jy ! Component: 3950 - total flux cleaned = -0.00286488 Jy ! Component: 4000 - total flux cleaned = -0.00282156 Jy ! Component: 4050 - total flux cleaned = -0.00276129 Jy ! Total flux subtracted in 4096 components = -0.00270987 Jy ! Clean residual min=-0.000553 max=0.000521 Jy/beam ! Clean residual mean=-0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0620135 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 370 components and 0.0620135 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0203+0037_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.562 x 3.757 at -0.04568 degrees (North through East) ! Clean map min=-0.0012388 max=0.028514 Jy/beam ! Writing clean map to FITS file: .//J0203+0037_C_map.fits wmodel .//J0203+0037_C_map.mod ! Writing 370 model components to file: .//J0203+0037_C_map.mod wobs .//J0203+0037_C_uvs.fits ! Writing UV FITS file: .//J0203+0037_C_uvs.fits wwins .//J0203+0037_C_map.win ! wwins: Wrote 5 windows to .//J0203+0037_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0285144 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014472 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.5226 1.5226 3.0452 6.0904 12.1808 24.3616 48.7232 97.4464 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 197.031 quit ! Quitting program ! Log file .//J0203+0037_C_dfm.log closed on Mon Jan 20 17:13:54 2020