! Started logfile: .//J2344+0647_X_dfm.log on Mon Jan 20 19:31:44 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J2344+0647_X_uva.fits ! Reading UV FITS file: .//J2344+0647_X_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.986111 visibilities/baseline/integration-bin. ! Found source: J2344+0647 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 4544 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2344+0647_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001860Jy sigma=18.622613 ! Fit after self-cal, rms=0.971026Jy sigma=18.027793 ! 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=0.8114 mas, bmaj=1.98 mas, bpa=-5.604 degrees ! Estimated noise=0.779713 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 = 0.021971 Jy ! Component: 100 - total flux cleaned = 0.0291227 Jy ! Total flux subtracted in 100 components = 0.0291227 Jy ! Clean residual min=-0.002471 max=0.003775 Jy/beam ! Clean residual mean=-0.000002 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.0291227 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0291227 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=0.042393Jy sigma=0.748013 ! Fit after self-cal, rms=0.040189Jy sigma=0.705991 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00688565 Jy ! Component: 100 - total flux cleaned = 0.010892 Jy ! Total flux subtracted in 100 components = 0.010892 Jy ! Clean residual min=-0.002905 max=0.002989 Jy/beam ! Clean residual mean=-0.000001 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.0400147 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.0400147 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=0.038842Jy sigma=0.678726 ! Fit after self-cal, rms=0.038785Jy sigma=0.677851 ! Inverting map ! Added new window around map position (-0.4, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348031 Jy ! Component: 100 - total flux cleaned = 0.00552131 Jy ! Total flux subtracted in 100 components = 0.00552131 Jy ! Clean residual min=-0.002514 max=0.002250 Jy/beam ! Clean residual mean=-0.000000 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.045536 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.045536 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=0.038467Jy sigma=0.672212 ! Fit after self-cal, rms=0.038438Jy sigma=0.671674 ! 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=0.9926 mas, bmaj=2.168 mas, bpa=-4.492 degrees ! Estimated noise=0.573538 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 = 0.00186065 Jy ! Component: 100 - total flux cleaned = 0.00260798 Jy ! Component: 150 - total flux cleaned = 0.00296858 Jy ! Component: 200 - total flux cleaned = 0.00321591 Jy ! Total flux subtracted in 200 components = 0.00321591 Jy ! Clean residual min=-0.001835 max=0.001726 Jy/beam ! Clean residual mean=-0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.0487519 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.0487519 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=0.038307Jy sigma=0.669931 ! Fit after self-cal, rms=0.038299Jy sigma=0.669798 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9926 x 2.168 at -4.492 degrees (North through East) ! Clean map min=-0.0018113 max=0.030088 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.97 KP 0.97 ! MK 0.81 NL 0.94 OV 1.02 PT 1.00 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.95 KP 1.04 ! MK 1.07 NL 0.90 OV 1.00 PT 0.98 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 HN 1.10 KP 1.17 ! MK 0.86 NL 0.91 OV 1.12 PT 0.81 ! SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.92 HN 1.02 KP 1.00 ! MK 1.05 NL 0.95 OV 1.11 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 1.11 KP 1.04 ! MK 0.81 NL 1.06 OV 1.14 PT 0.94 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.13 KP 0.95 ! MK 1.13 NL 0.90 OV 1.10 PT 0.93 ! SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.93 KP 1.07 ! MK 1.08 NL 0.88 OV 1.13 PT 0.94 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.01 KP 1.13 ! MK 0.94 NL 0.94 OV 1.18 PT 0.90 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.038299Jy sigma=0.669798 ! Fit after self-cal, rms=0.038274Jy sigma=0.665687 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9878 mas, bmaj=2.174 mas, bpa=-5.26 degrees ! Estimated noise=0.570549 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 = 0.000316139 Jy ! Component: 100 - total flux cleaned = 0.000254231 Jy ! Component: 150 - total flux cleaned = 0.000185423 Jy ! Component: 200 - total flux cleaned = 0.000111765 Jy ! Total flux subtracted in 200 components = 0.000111765 Jy ! Clean residual min=-0.001474 max=0.001481 Jy/beam ! Clean residual mean=0.000000 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.0488636 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0488636 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=0.038250Jy sigma=0.665401 ! Fit after self-cal, rms=0.038283Jy sigma=0.665064 ! 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=0.038283Jy sigma=0.665064 ! Fit after self-cal, rms=0.038440Jy sigma=0.665011 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9849 mas, bmaj=2.175 mas, bpa=-5.545 degrees ! Estimated noise=0.571597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000160695 Jy ! Component: 100 - total flux cleaned = 9.90054e-05 Jy ! Component: 150 - total flux cleaned = 5.8747e-05 Jy ! Component: 200 - total flux cleaned = 3.56132e-05 Jy ! Total flux subtracted in 200 components = 3.56132e-05 Jy ! Clean residual min=-0.001485 max=0.001471 Jy/beam ! Clean residual mean=0.000000 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0488993 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.0488993 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=0.038426Jy sigma=0.664876 ! Fit after self-cal, rms=0.038432Jy sigma=0.664852 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 = -2.71423e-05 Jy ! Component: 100 - total flux cleaned = -3.85136e-05 Jy ! Component: 150 - total flux cleaned = -3.84225e-05 Jy ! Component: 200 - total flux cleaned = -3.85318e-05 Jy ! Total flux subtracted in 200 components = -3.85318e-05 Jy ! Clean residual min=-0.001489 max=0.001471 Jy/beam ! Clean residual mean=0.000000 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0488607 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.0488607 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=0.038424Jy sigma=0.664779 ! Fit after self-cal, rms=0.038425Jy sigma=0.664766 ! 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=0.038425Jy sigma=0.664766 ! Fit after self-cal, rms=0.038477Jy sigma=0.664752 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9839 mas, bmaj=2.177 mas, bpa=-5.709 degrees ! Estimated noise=0.572435 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.64543e-05 Jy ! Component: 100 - total flux cleaned = 5.80455e-06 Jy ! Component: 150 - total flux cleaned = -1.25629e-05 Jy ! Component: 200 - total flux cleaned = -4.15734e-06 Jy ! Total flux subtracted in 200 components = -4.15734e-06 Jy ! Clean residual min=-0.001500 max=0.001460 Jy/beam ! Clean residual mean=0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0488566 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 0.0488566 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=0.038471Jy sigma=0.664697 ! Fit after self-cal, rms=0.038471Jy sigma=0.664685 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 = -2.69838e-05 Jy ! Component: 100 - total flux cleaned = -2.68995e-05 Jy ! Component: 150 - total flux cleaned = -1.16333e-05 Jy ! Component: 200 - total flux cleaned = -4.70268e-06 Jy ! Total flux subtracted in 200 components = -4.70268e-06 Jy ! Clean residual min=-0.001498 max=0.001457 Jy/beam ! Clean residual mean=0.000000 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0488519 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.0488519 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=0.038467Jy sigma=0.664645 ! Fit after self-cal, rms=0.038467Jy sigma=0.664636 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038467Jy sigma=0.664636 ! Fit after self-cal, rms=0.038553Jy sigma=0.664630 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.036 mas, bmaj=3.06 mas, bpa=5.602 degrees ! Estimated noise=0.686609 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.62558e-06 Jy ! Component: 100 - total flux cleaned = 2.20855e-05 Jy ! Component: 150 - total flux cleaned = 3.37438e-05 Jy ! Component: 200 - total flux cleaned = 4.48692e-05 Jy ! Total flux subtracted in 200 components = 4.48692e-05 Jy ! Clean residual min=-0.001549 max=0.001292 Jy/beam ! Clean residual mean=0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.0488967 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 52 components and 0.0488967 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=0.038552Jy sigma=0.664614 ! Fit after self-cal, rms=0.038552Jy sigma=0.664608 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 = 4.92657e-06 Jy ! Component: 100 - total flux cleaned = 1.02646e-05 Jy ! Component: 150 - total flux cleaned = 2.01244e-05 Jy ! Component: 200 - total flux cleaned = 2.9435e-05 Jy ! Total flux subtracted in 200 components = 2.9435e-05 Jy ! Clean residual min=-0.001537 max=0.001286 Jy/beam ! Clean residual mean=0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.0489262 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 0.0489262 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=0.038551Jy sigma=0.664601 ! Fit after self-cal, rms=0.038551Jy sigma=0.664594 ! 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=0.984 mas, bmaj=2.179 mas, bpa=-5.812 degrees ! Estimated noise=0.573445 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.984 x 2.179 at -5.812 degrees (North through East) ! Clean map min=-0.0014928 max=0.029581 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=0.8019 mas, bmaj=1.992 mas, bpa=-6.725 degrees ! Estimated noise=0.782366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246982 Jy ! Component: 100 - total flux cleaned = 0.0347322 Jy ! Component: 150 - total flux cleaned = 0.0403491 Jy ! Component: 200 - total flux cleaned = 0.0439179 Jy ! Total flux subtracted in 200 components = 0.0439179 Jy ! Clean residual min=-0.002266 max=0.002442 Jy/beam ! Clean residual mean=-0.000000 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.0439179 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0439179 Jy ! Inverting map and beam ! Estimated beam: bmin=0.984 mas, bmaj=2.179 mas, bpa=-5.812 degrees ! Estimated noise=0.573445 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 = 0.00270045 Jy ! Component: 100 - total flux cleaned = 0.00407429 Jy ! Component: 150 - total flux cleaned = 0.00448373 Jy ! Component: 200 - total flux cleaned = 0.0047328 Jy ! Total flux subtracted in 200 components = 0.0047328 Jy ! Clean residual min=-0.001591 max=0.001501 Jy/beam ! Clean residual mean=0.000000 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0486507 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.0486507 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.036 mas, bmaj=3.06 mas, bpa=5.602 degrees ! Estimated noise=0.686609 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100959 Jy ! Component: 100 - total flux cleaned = 0.000240148 Jy ! Component: 150 - total flux cleaned = 0.00035136 Jy ! Component: 200 - total flux cleaned = 0.000422525 Jy ! Total flux subtracted in 200 components = 0.000422525 Jy ! Clean residual min=-0.001526 max=0.001306 Jy/beam ! Clean residual mean=0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0490732 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.27822e-05 Jy ! Component: 100 - total flux cleaned = 4.67806e-05 Jy ! Component: 150 - total flux cleaned = 4.67841e-05 Jy ! Component: 200 - total flux cleaned = 5.27482e-05 Jy ! Total flux subtracted in 200 components = 5.27482e-05 Jy ! Clean residual min=-0.001507 max=0.001309 Jy/beam ! Clean residual mean=0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.049126 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 43 components and 0.049126 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.984 mas, bmaj=2.179 mas, bpa=-5.812 degrees ! Estimated noise=0.573445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.32162e-05 Jy ! Component: 100 - total flux cleaned = 7.24813e-05 Jy ! Component: 150 - total flux cleaned = 0.000111023 Jy ! Component: 200 - total flux cleaned = 0.000133492 Jy ! Total flux subtracted in 200 components = 0.000133492 Jy ! Clean residual min=-0.001484 max=0.001481 Jy/beam ! Clean residual mean=0.000000 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0492595 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 0.0492595 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=0.038564Jy sigma=0.664732 ! Fit after self-cal, rms=0.038567Jy sigma=0.664680 wmodel J2344+0647_X_map.mod ! Writing 48 model components to file: J2344+0647_X_map.mod wobs J2344+0647_X_uvs.fits ! Writing UV FITS file: J2344+0647_X_uvs.fits wwins J2344+0647_X_map.win ! wwins: Wrote 2 windows to J2344+0647_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000164116 Jy ! Component: 100 - total flux cleaned = -0.000289386 Jy ! Component: 150 - total flux cleaned = -0.000266987 Jy ! Component: 200 - total flux cleaned = -0.000132918 Jy ! Component: 250 - total flux cleaned = -4.15547e-06 Jy ! Component: 300 - total flux cleaned = 9.93528e-05 Jy ! Component: 350 - total flux cleaned = 0.000198775 Jy ! Component: 400 - total flux cleaned = 0.000276141 Jy ! Component: 450 - total flux cleaned = 0.000406892 Jy ! Component: 500 - total flux cleaned = 0.000515444 Jy ! Component: 550 - total flux cleaned = 0.000603456 Jy ! Component: 600 - total flux cleaned = 0.000741129 Jy ! Component: 650 - total flux cleaned = 0.000841416 Jy ! Component: 700 - total flux cleaned = 0.000972846 Jy ! Component: 750 - total flux cleaned = 0.00106877 Jy ! Component: 800 - total flux cleaned = 0.00119364 Jy ! Component: 850 - total flux cleaned = 0.00122402 Jy ! Component: 900 - total flux cleaned = 0.001314 Jy ! Component: 950 - total flux cleaned = 0.00134326 Jy ! Component: 1000 - total flux cleaned = 0.00141556 Jy ! Component: 1050 - total flux cleaned = 0.00145783 Jy ! Component: 1100 - total flux cleaned = 0.0015277 Jy ! Component: 1150 - total flux cleaned = 0.00154154 Jy ! Component: 1200 - total flux cleaned = 0.00164966 Jy ! Component: 1250 - total flux cleaned = 0.00167624 Jy ! Component: 1300 - total flux cleaned = 0.00178085 Jy ! Component: 1350 - total flux cleaned = 0.00180651 Jy ! Component: 1400 - total flux cleaned = 0.00186994 Jy ! Component: 1450 - total flux cleaned = 0.00195727 Jy ! Component: 1500 - total flux cleaned = 0.00204313 Jy ! Component: 1550 - total flux cleaned = 0.00211568 Jy ! Component: 1600 - total flux cleaned = 0.00221132 Jy ! Component: 1650 - total flux cleaned = 0.00231744 Jy ! Component: 1700 - total flux cleaned = 0.00239894 Jy ! Component: 1750 - total flux cleaned = 0.00250231 Jy ! Component: 1800 - total flux cleaned = 0.00260445 Jy ! Component: 1850 - total flux cleaned = 0.00268283 Jy ! Component: 1900 - total flux cleaned = 0.0027825 Jy ! Component: 1950 - total flux cleaned = 0.00284815 Jy ! Component: 2000 - total flux cleaned = 0.00294553 Jy ! Component: 2050 - total flux cleaned = 0.00299899 Jy ! Component: 2100 - total flux cleaned = 0.0030625 Jy ! Component: 2150 - total flux cleaned = 0.00313587 Jy ! Component: 2200 - total flux cleaned = 0.00321869 Jy ! Component: 2250 - total flux cleaned = 0.00331093 Jy ! Component: 2300 - total flux cleaned = 0.00338193 Jy ! Component: 2350 - total flux cleaned = 0.00343221 Jy ! Component: 2400 - total flux cleaned = 0.00351189 Jy ! Component: 2450 - total flux cleaned = 0.00361063 Jy ! Component: 2500 - total flux cleaned = 0.00368891 Jy ! Component: 2550 - total flux cleaned = 0.00376647 Jy ! Component: 2600 - total flux cleaned = 0.00384321 Jy ! Component: 2650 - total flux cleaned = 0.00385287 Jy ! Component: 2700 - total flux cleaned = 0.0039284 Jy ! Component: 2750 - total flux cleaned = 0.00396582 Jy ! Component: 2800 - total flux cleaned = 0.00401228 Jy ! Component: 2850 - total flux cleaned = 0.00404909 Jy ! Component: 2900 - total flux cleaned = 0.00407654 Jy ! Component: 2950 - total flux cleaned = 0.00414908 Jy ! Component: 3000 - total flux cleaned = 0.00419404 Jy ! Component: 3050 - total flux cleaned = 0.00422088 Jy ! Component: 3100 - total flux cleaned = 0.00427411 Jy ! Component: 3150 - total flux cleaned = 0.00432702 Jy ! Component: 3200 - total flux cleaned = 0.00438824 Jy ! Component: 3250 - total flux cleaned = 0.00443169 Jy ! Component: 3300 - total flux cleaned = 0.00447486 Jy ! Component: 3350 - total flux cleaned = 0.00451775 Jy ! Component: 3400 - total flux cleaned = 0.00458588 Jy ! Component: 3450 - total flux cleaned = 0.00464516 Jy ! Component: 3500 - total flux cleaned = 0.00467879 Jy ! Component: 3550 - total flux cleaned = 0.00475423 Jy ! Component: 3600 - total flux cleaned = 0.00479581 Jy ! Component: 3650 - total flux cleaned = 0.00484555 Jy ! Component: 3700 - total flux cleaned = 0.0048538 Jy ! Component: 3750 - total flux cleaned = 0.00487846 Jy ! Component: 3800 - total flux cleaned = 0.004903 Jy ! Component: 3850 - total flux cleaned = 0.00492742 Jy ! Component: 3900 - total flux cleaned = 0.00492737 Jy ! Component: 3950 - total flux cleaned = 0.00493543 Jy ! Component: 4000 - total flux cleaned = 0.00497571 Jy ! Component: 4050 - total flux cleaned = 0.0049757 Jy ! Total flux subtracted in 4096 components = 0.00496776 Jy ! Clean residual min=-0.000559 max=0.000494 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0542273 Jy keep ! Adding 252 model components to the UV plane model. ! The established model now contains 300 components and 0.0542273 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2344+0647_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.984 x 2.179 at -5.812 degrees (North through East) ! Clean map min=-0.0011374 max=0.029283 Jy/beam ! Writing clean map to FITS file: .//J2344+0647_X_map.fits wmodel .//J2344+0647_X_map.mod ! Writing 300 model components to file: .//J2344+0647_X_map.mod wobs .//J2344+0647_X_uvs.fits ! Writing UV FITS file: .//J2344+0647_X_uvs.fits wwins .//J2344+0647_X_map.win ! wwins: Wrote 3 windows to .//J2344+0647_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0292825 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127522 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.30647 1.30647 2.61294 5.22588 10.4518 20.9035 41.807 83.6141 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 229.626 quit ! Quitting program ! Log file .//J2344+0647_X_dfm.log closed on Mon Jan 20 19:31:47 2020