! Started logfile: /scr/pima/rv123_uvs/J1539+4735_X_dfm.log on Sun Dec 23 00:43:33 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.36575 obs /scr/pima/rv123_uvs/J1539+4735_X_uva.fits ! Reading UV FITS file: /scr/pima/rv123_uvs/J1539+4735_X_uva.fits ! AN table 1: 29 integrations on 45 of 45 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.910924 visibilities/baseline/integration-bin. ! Found source: J1539+4735 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.36575e+09 8e+06 1 8e+06 ! 02 2 8.44575e+09 8e+06 1 8e+06 ! 03 3 8.80575e+09 8e+06 1 8e+06 ! 04 4 8.92575e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 89 lines of history. ! ! Reading 7772 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1539+4735_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 33 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.003155Jy sigma=17.984227 ! Fit after self-cal, rms=0.913040Jy sigma=16.338628 ! 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 ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.6406 mas, bmaj=0.691 mas, bpa=-89.85 degrees ! Estimated noise=0.759804 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 = 0.066535 Jy ! Component: 100 - total flux cleaned = 0.08507 Jy ! Total flux subtracted in 100 components = 0.08507 Jy ! Clean residual min=-0.004482 max=0.008199 Jy/beam ! Clean residual mean=0.000002 rms=0.000941 Jy/beam ! Combined flux in latest and established models = 0.08507 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.08507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066304Jy sigma=1.006366 ! Fit after self-cal, rms=0.066241Jy sigma=1.005224 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00886562 Jy ! Component: 100 - total flux cleaned = 0.0130763 Jy ! Total flux subtracted in 100 components = 0.0130763 Jy ! Clean residual min=-0.004956 max=0.004182 Jy/beam ! Clean residual mean=0.000001 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.0981463 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 5 components and 0.0981463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064990Jy sigma=0.979917 ! Fit after self-cal, rms=0.064997Jy sigma=0.979699 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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 ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.8245 mas, bmaj=0.8432 mas, bpa=30.45 degrees ! Estimated noise=0.473698 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 = 0.00198044 Jy ! Component: 100 - total flux cleaned = 0.00187712 Jy ! Component: 150 - total flux cleaned = 0.00174486 Jy ! Component: 200 - total flux cleaned = 0.00162973 Jy ! Total flux subtracted in 200 components = 0.00162973 Jy ! Clean residual min=-0.003934 max=0.003422 Jy/beam ! Clean residual mean=0.000004 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.099776 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.099776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064881Jy sigma=0.978198 ! Fit after self-cal, rms=0.064881Jy sigma=0.978181 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8245 x 0.8432 at 30.45 degrees (North through East) ! Clean map min=-0.003442 max=0.089432 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.85 HN 1.06 KP 1.11 ! LA 1.03 MK 0.99 NL 1.08 OV 1.02 ! SC 0.89 WN 1.26 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.86 HN 1.06 KP 1.15 ! MC 0.89 NL 1.09 OV 0.97 SC 0.90 ! WN 1.37 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.89 HN 1.11 KP 1.08 ! LA 1.09 MK 1.05 NL 1.11 OV 0.95 ! SC 0.90 WN 1.15 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.84 HN 1.02 KP 1.12 ! MC 0.90 NL 1.06 OV 0.94 SC 0.84 ! WN 1.51 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.84 HN 0.99 KP 1.02 ! LA 1.02 MK 0.99 NL 1.09 OV 0.98 ! SC 0.89 WN 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.80 HN 0.96 KP 1.07 ! MC 1.30 NL 1.06 OV 0.92 SC 0.88 ! WN 1.21 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.77 HN 1.09 KP 1.03 ! LA 1.05 MK 1.00 NL 1.15 OV 0.99 ! SC 0.84 WN 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.83 HN 0.98 KP 1.06 ! MC 1.24 NL 1.02 OV 0.91 SC 0.87 ! WN 1.16 ! ! ! Fit before self-cal, rms=0.064881Jy sigma=0.978181 ! Fit after self-cal, rms=0.065655Jy sigma=0.950247 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.8207 mas, bmaj=0.8626 mas, bpa=26.74 degrees ! Estimated noise=0.474066 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 = -0.000932232 Jy ! Component: 100 - total flux cleaned = -0.000903312 Jy ! Component: 150 - total flux cleaned = -0.000904282 Jy ! Component: 200 - total flux cleaned = -0.000882316 Jy ! Total flux subtracted in 200 components = -0.000882316 Jy ! Clean residual min=-0.001971 max=0.002023 Jy/beam ! Clean residual mean=0.000002 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.0988937 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.0988937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065628Jy sigma=0.949681 ! Fit after self-cal, rms=0.065687Jy sigma=0.949048 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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. ! ! Fit before self-cal, rms=0.065687Jy sigma=0.949048 ! Fit after self-cal, rms=0.065913Jy sigma=0.948925 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.8211 mas, bmaj=0.8673 mas, bpa=27.32 degrees ! Estimated noise=0.473569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000589292 Jy ! Component: 100 - total flux cleaned = -0.000591036 Jy ! Component: 150 - total flux cleaned = -0.000572831 Jy ! Component: 200 - total flux cleaned = -0.000557013 Jy ! Total flux subtracted in 200 components = -0.000557013 Jy ! Clean residual min=-0.001934 max=0.002012 Jy/beam ! Clean residual mean=0.000002 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.0983367 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.0983367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065900Jy sigma=0.948620 ! Fit after self-cal, rms=0.065907Jy sigma=0.948615 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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 (39.4, -28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178888 Jy ! Component: 100 - total flux cleaned = 0.00234216 Jy ! Component: 150 - total flux cleaned = 0.0025179 Jy ! Component: 200 - total flux cleaned = 0.00254666 Jy ! Total flux subtracted in 200 components = 0.00254666 Jy ! Clean residual min=-0.001883 max=0.001882 Jy/beam ! Clean residual mean=0.000002 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.100883 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 36 components and 0.100883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065836Jy sigma=0.947348 ! Fit after self-cal, rms=0.065833Jy sigma=0.947268 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Added new window around map position (18.2, 21.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144896 Jy ! Component: 100 - total flux cleaned = 0.00154999 Jy ! Component: 150 - total flux cleaned = 0.00160859 Jy ! Component: 200 - total flux cleaned = 0.00171832 Jy ! Total flux subtracted in 200 components = 0.00171832 Jy ! Clean residual min=-0.001868 max=0.001681 Jy/beam ! Clean residual mean=0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.102602 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 49 components and 0.102602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065776Jy sigma=0.946458 ! Fit after self-cal, rms=0.065774Jy sigma=0.946388 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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. ! ! Fit before self-cal, rms=0.065774Jy sigma=0.946388 ! Fit after self-cal, rms=0.065786Jy sigma=0.946169 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.8225 mas, bmaj=0.8726 mas, bpa=28.78 degrees ! Estimated noise=0.472351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233937 Jy ! Component: 100 - total flux cleaned = 0.000233195 Jy ! Component: 150 - total flux cleaned = 0.00031122 Jy ! Component: 200 - total flux cleaned = 0.000335087 Jy ! Total flux subtracted in 200 components = 0.000335087 Jy ! Clean residual min=-0.001831 max=0.001686 Jy/beam ! Clean residual mean=0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.102937 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 53 components and 0.102937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065758Jy sigma=0.945828 ! Fit after self-cal, rms=0.065764Jy sigma=0.945813 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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 = 2.77858e-05 Jy ! Component: 100 - total flux cleaned = 5.0868e-05 Jy ! Component: 150 - total flux cleaned = 7.22739e-05 Jy ! Component: 200 - total flux cleaned = 0.000113314 Jy ! Total flux subtracted in 200 components = 0.000113314 Jy ! Clean residual min=-0.001800 max=0.001689 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.10305 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 55 components and 0.10305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065747Jy sigma=0.945602 ! Fit after self-cal, rms=0.065747Jy sigma=0.945598 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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. ! ! Fit before self-cal, rms=0.065747Jy sigma=0.945598 ! Fit after self-cal, rms=0.065637Jy sigma=0.945553 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=1.885 mas, bmaj=2.314 mas, bpa=20.86 degrees ! Estimated noise=0.645383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000173094 Jy ! Component: 100 - total flux cleaned = 0.000240998 Jy ! Component: 150 - total flux cleaned = 0.000295944 Jy ! Component: 200 - total flux cleaned = 0.000356764 Jy ! Total flux subtracted in 200 components = 0.000356764 Jy ! Clean residual min=-0.002030 max=0.001985 Jy/beam ! Clean residual mean=0.000004 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.103407 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 0.103407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065640Jy sigma=0.945510 ! Fit after self-cal, rms=0.065642Jy sigma=0.945491 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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 = 2.08694e-05 Jy ! Component: 100 - total flux cleaned = 8.08774e-05 Jy ! Component: 150 - total flux cleaned = 8.06245e-05 Jy ! Component: 200 - total flux cleaned = 6.11589e-05 Jy ! Total flux subtracted in 200 components = 6.11589e-05 Jy ! Clean residual min=-0.002055 max=0.001950 Jy/beam ! Clean residual mean=0.000004 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.103468 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 71 components and 0.103468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065647Jy sigma=0.945531 ! Fit after self-cal, rms=0.065647Jy sigma=0.945527 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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 ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.8232 mas, bmaj=0.8745 mas, bpa=29.21 degrees ! Estimated noise=0.471158 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8232 x 0.8745 at 29.21 degrees (North through East) ! Clean map min=-0.0014644 max=0.089604 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 ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.6535 mas, bmaj=0.6928 mas, bpa=74.53 degrees ! Estimated noise=0.770968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0673415 Jy ! Component: 100 - total flux cleaned = 0.0844616 Jy ! Component: 150 - total flux cleaned = 0.0917213 Jy ! Component: 200 - total flux cleaned = 0.094258 Jy ! Total flux subtracted in 200 components = 0.094258 Jy ! Clean residual min=-0.003254 max=0.003086 Jy/beam ! Clean residual mean=-0.000000 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.094258 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.094258 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.8232 mas, bmaj=0.8745 mas, bpa=29.21 degrees ! Estimated noise=0.471158 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 = 0.00294846 Jy ! Component: 100 - total flux cleaned = 0.00492116 Jy ! Component: 150 - total flux cleaned = 0.00625615 Jy ! Component: 200 - total flux cleaned = 0.00699772 Jy ! Total flux subtracted in 200 components = 0.00699772 Jy ! Clean residual min=-0.001858 max=0.001747 Jy/beam ! Clean residual mean=0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.101256 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 0.101256 Jy ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec 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 ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=1.885 mas, bmaj=2.314 mas, bpa=20.86 degrees ! Estimated noise=0.645383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010783 Jy ! Component: 100 - total flux cleaned = 0.00142934 Jy ! Component: 150 - total flux cleaned = 0.00169966 Jy ! Component: 200 - total flux cleaned = 0.00201593 Jy ! Total flux subtracted in 200 components = 0.00201593 Jy ! Clean residual min=-0.001980 max=0.002020 Jy/beam ! Clean residual mean=0.000005 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.103272 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 = 0.000228132 Jy ! Component: 100 - total flux cleaned = 0.000295724 Jy ! Component: 150 - total flux cleaned = 0.000356509 Jy ! Component: 200 - total flux cleaned = 0.000384412 Jy ! Total flux subtracted in 200 components = 0.000384412 Jy ! Clean residual min=-0.002001 max=0.001977 Jy/beam ! Clean residual mean=0.000004 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.103656 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.103656 Jy ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! Estimated beam: bmin=0.8232 mas, bmaj=0.8745 mas, bpa=29.21 degrees ! Estimated noise=0.471158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000180753 Jy ! Component: 100 - total flux cleaned = -0.000251481 Jy ! Component: 150 - total flux cleaned = -0.000250987 Jy ! Component: 200 - total flux cleaned = -0.000221617 Jy ! Total flux subtracted in 200 components = -0.000221617 Jy ! Clean residual min=-0.001775 max=0.001712 Jy/beam ! Clean residual mean=0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.103434 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.103434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065688Jy sigma=0.945887 ! Fit after self-cal, rms=0.065678Jy sigma=0.945834 wmodel J1539+4735_X_map.mod ! Writing 58 model components to file: J1539+4735_X_map.mod wobs J1539+4735_X_uvs.fits ! Writing UV FITS file: J1539+4735_X_uvs.fits wwins J1539+4735_X_map.win ! wwins: Wrote 3 windows to J1539+4735_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000335572 Jy ! Component: 100 - total flux cleaned = -0.000491734 Jy ! Component: 150 - total flux cleaned = -0.000551875 Jy ! Component: 200 - total flux cleaned = -0.000638779 Jy ! Component: 250 - total flux cleaned = -0.000695557 Jy ! Component: 300 - total flux cleaned = -0.000779442 Jy ! Component: 350 - total flux cleaned = -0.000861717 Jy ! Component: 400 - total flux cleaned = -0.000807491 Jy ! Component: 450 - total flux cleaned = -0.000781145 Jy ! Component: 500 - total flux cleaned = -0.000754818 Jy ! Component: 550 - total flux cleaned = -0.000755344 Jy ! Component: 600 - total flux cleaned = -0.000832404 Jy ! Component: 650 - total flux cleaned = -0.000807173 Jy ! Component: 700 - total flux cleaned = -0.00083235 Jy ! Component: 750 - total flux cleaned = -0.000857437 Jy ! Component: 800 - total flux cleaned = -0.000857637 Jy ! Component: 850 - total flux cleaned = -0.000906295 Jy ! Component: 900 - total flux cleaned = -0.000906226 Jy ! Component: 950 - total flux cleaned = -0.000882066 Jy ! Component: 1000 - total flux cleaned = -0.000977029 Jy ! Component: 1050 - total flux cleaned = -0.0010007 Jy ! Component: 1100 - total flux cleaned = -0.00100085 Jy ! Component: 1150 - total flux cleaned = -0.00109382 Jy ! Component: 1200 - total flux cleaned = -0.00127762 Jy ! Component: 1250 - total flux cleaned = -0.00136876 Jy ! Component: 1300 - total flux cleaned = -0.00141402 Jy ! Component: 1350 - total flux cleaned = -0.00148136 Jy ! Component: 1400 - total flux cleaned = -0.00143675 Jy ! Component: 1450 - total flux cleaned = -0.0016144 Jy ! Component: 1500 - total flux cleaned = -0.00168055 Jy ! Component: 1550 - total flux cleaned = -0.00163672 Jy ! Component: 1600 - total flux cleaned = -0.00176755 Jy ! Component: 1650 - total flux cleaned = -0.00185407 Jy ! Component: 1700 - total flux cleaned = -0.00194011 Jy ! Component: 1750 - total flux cleaned = -0.00194031 Jy ! Component: 1800 - total flux cleaned = -0.0019828 Jy ! Component: 1850 - total flux cleaned = -0.00198293 Jy ! Component: 1900 - total flux cleaned = -0.00212994 Jy ! Component: 1950 - total flux cleaned = -0.00217175 Jy ! Component: 2000 - total flux cleaned = -0.00225482 Jy ! Component: 2050 - total flux cleaned = -0.00221354 Jy ! Component: 2100 - total flux cleaned = -0.00231629 Jy ! Component: 2150 - total flux cleaned = -0.00243903 Jy ! Component: 2200 - total flux cleaned = -0.00239835 Jy ! Component: 2250 - total flux cleaned = -0.00245909 Jy ! Component: 2300 - total flux cleaned = -0.00251947 Jy ! Component: 2350 - total flux cleaned = -0.00257957 Jy ! Component: 2400 - total flux cleaned = -0.00261949 Jy ! Component: 2450 - total flux cleaned = -0.00265913 Jy ! Component: 2500 - total flux cleaned = -0.0027183 Jy ! Component: 2550 - total flux cleaned = -0.00273786 Jy ! Component: 2600 - total flux cleaned = -0.00281603 Jy ! Component: 2650 - total flux cleaned = -0.00293282 Jy ! Component: 2700 - total flux cleaned = -0.00293282 Jy ! Component: 2750 - total flux cleaned = -0.0029906 Jy ! Component: 2800 - total flux cleaned = -0.0030867 Jy ! Component: 2850 - total flux cleaned = -0.00316323 Jy ! Component: 2900 - total flux cleaned = -0.00316318 Jy ! Component: 2950 - total flux cleaned = -0.0031632 Jy ! Component: 3000 - total flux cleaned = -0.00325765 Jy ! Component: 3050 - total flux cleaned = -0.00333294 Jy ! Component: 3100 - total flux cleaned = -0.0033704 Jy ! Component: 3150 - total flux cleaned = -0.00337034 Jy ! Component: 3200 - total flux cleaned = -0.00346328 Jy ! Component: 3250 - total flux cleaned = -0.00342616 Jy ! Component: 3300 - total flux cleaned = -0.00349988 Jy ! Component: 3350 - total flux cleaned = -0.00360995 Jy ! Component: 3400 - total flux cleaned = -0.00361008 Jy ! Component: 3450 - total flux cleaned = -0.00370118 Jy ! Component: 3500 - total flux cleaned = -0.00366498 Jy ! Component: 3550 - total flux cleaned = -0.00375534 Jy ! Component: 3600 - total flux cleaned = -0.00384538 Jy ! Component: 3650 - total flux cleaned = -0.00386345 Jy ! Component: 3700 - total flux cleaned = -0.00388137 Jy ! Component: 3750 - total flux cleaned = -0.00384583 Jy ! Component: 3800 - total flux cleaned = -0.00393459 Jy ! Component: 3850 - total flux cleaned = -0.00396996 Jy ! Component: 3900 - total flux cleaned = -0.00404041 Jy ! Component: 3950 - total flux cleaned = -0.00405801 Jy ! Component: 4000 - total flux cleaned = -0.00407557 Jy ! Component: 4050 - total flux cleaned = -0.00418027 Jy ! Total flux subtracted in 4096 components = -0.0041281 Jy ! Clean residual min=-0.000952 max=0.001094 Jy/beam ! Clean residual mean=0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0993064 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 381 components and 0.0993063 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv123_uvs/J1539+4735_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8232 x 0.8745 at 29.21 degrees (North through East) ! Clean map min=-0.0013472 max=0.08908 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv123_uvs/J1539+4735_X_map.fits wmodel /scr/pima/rv123_uvs/J1539+4735_X_map.mod ! Writing 381 model components to file: /scr/pima/rv123_uvs/J1539+4735_X_map.mod wobs /scr/pima/rv123_uvs/J1539+4735_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv123_uvs/J1539+4735_X_uvs.fits wwins /scr/pima/rv123_uvs/J1539+4735_X_map.win ! wwins: Wrote 4 windows to /scr/pima/rv123_uvs/J1539+4735_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0890802 invert ! Inverting map ! Your choice of large map pixels excluded 1.56% of the data. ! The x-axis pixel size should ideally be below 0.1702 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000277657 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.935081 0.935081 1.87016 3.74032 7.48065 14.9613 29.9226 59.8452 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.089 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 320.827 quit ! Quitting program ! Log file /scr/pima/rv123_uvs/J1539+4735_X_dfm.log closed on Sun Dec 23 00:43:37 2018