! Started logfile: /scr/pima/rv122_uvs/J0837+2454_X_dfm.log on Fri Jul 13 21:07:54 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/rv122_uvs/J0837+2454_X_uva.fits ! Reading UV FITS file: /scr/pima/rv122_uvs/J0837+2454_X_uva.fits ! AN table 1: 116 integrations on 15 of 15 possible baselines. ! AN table 2: 29 integrations on 36 of 36 possible baselines. ! AN table 3: 7 integrations on 10 of 10 possible baselines. ! AN table 4: 11 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.497184 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0837+2454 ! ! 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 69 lines of history. ! ! Reading 6004 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 J0837+2454_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 228 telescope corrections were flagged in sub-array 1. ! A total of 145 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 145 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 145 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 145 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.108879Jy sigma=13.061067 ! Fit after self-cal, rms=0.561107Jy sigma=6.719245 ! 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 6.29% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.6452 mas, bmaj=0.7612 mas, bpa=-15.94 degrees ! Estimated noise=1.30608 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 = 0.329262 Jy ! Component: 100 - total flux cleaned = 0.40953 Jy ! Total flux subtracted in 100 components = 0.40953 Jy ! Clean residual min=-0.017711 max=0.046030 Jy/beam ! Clean residual mean=-0.000005 rms=0.004292 Jy/beam ! Combined flux in latest and established models = 0.40953 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.40953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151376Jy sigma=1.534950 ! Fit after self-cal, rms=0.151356Jy sigma=1.534038 ! Inverting map ! Your choice of large map pixels excluded 6.29% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Added new window around map position (0.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0450612 Jy ! Component: 100 - total flux cleaned = 0.0688981 Jy ! Total flux subtracted in 100 components = 0.0688981 Jy ! Clean residual min=-0.015506 max=0.018945 Jy/beam ! Clean residual mean=-0.000001 rms=0.003055 Jy/beam ! Combined flux in latest and established models = 0.478428 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.478428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132534Jy sigma=1.268561 ! Fit after self-cal, rms=0.131172Jy sigma=1.256175 ! Inverting map ! Your choice of large map pixels excluded 6.29% of the data. ! The y-axis pixel size should ideally be below 0.1733 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 6.29% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.7581 mas, bmaj=0.8709 mas, bpa=-40.75 degrees ! Estimated noise=0.84691 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 = 0.0257532 Jy ! Component: 100 - total flux cleaned = 0.0337945 Jy ! Component: 150 - total flux cleaned = 0.0341303 Jy ! Component: 200 - total flux cleaned = 0.0341205 Jy ! Total flux subtracted in 200 components = 0.0341205 Jy ! Clean residual min=-0.015956 max=0.016413 Jy/beam ! Clean residual mean=-0.000026 rms=0.003364 Jy/beam ! Combined flux in latest and established models = 0.512549 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.512549 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124181Jy sigma=1.201119 ! Fit after self-cal, rms=0.123737Jy sigma=1.196860 ! Inverting map ! Your choice of large map pixels excluded 6.29% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7581 x 0.8709 at -40.75 degrees (North through East) ! Clean map min=-0.015034 max=0.4158 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.94 HN 1.07 NY 0.88 ON 0.92 ! SC 1.08 WZ 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 HN 1.15 KP 1.15 ! LA 1.08 NY 0.90 ON 0.99 PT 0.88 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.15 LA 1.07 MK 1.05 OV 0.98 ! PT 0.88 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.97 KP 1.17 LA 1.11 ! NY 1.07 OV 1.00 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.91 HN 1.07 NY 0.90 ON 0.93 ! SC 1.05 WZ 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 HN 1.18 KP 1.15 ! LA 1.05 NY 0.95 ON 0.97 PT 0.90 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.17 LA 1.05 MK 1.06 OV 0.99 ! PT 0.89 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 0.99 KP 1.14 LA 1.10 ! NY 1.06 OV 1.00 ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.92 HN 1.07 NY 0.92 ON 0.93 ! SC 1.08 WZ 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.01 HN 1.16 KP 1.18 ! LA 1.09 NY 0.92 ON 1.00 PT 0.89 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.18 LA 1.05 MK 1.07 OV 0.98 ! PT 0.88 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 0.98 KP 1.13 LA 1.11 ! NY 1.06 OV 1.00 ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.95 HN 1.05 NY 0.93 ON 0.93 ! SC 1.07 WZ 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 HN 1.17 KP 1.15 ! LA 1.07 NY 0.92 ON 0.97 PT 0.90 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! KP 1.19 LA 1.06 MK 1.00 OV 0.99 ! PT 0.89 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.01 KP 1.16 LA 1.11 ! NY 1.03 OV 1.01 ! ! ! Fit before self-cal, rms=0.123737Jy sigma=1.196860 ! Fit after self-cal, rms=0.100952Jy sigma=0.992628 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.7289 mas, bmaj=0.8393 mas, bpa=-48.79 degrees ! Estimated noise=0.867798 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 = 0.00326655 Jy ! Component: 100 - total flux cleaned = 0.00312653 Jy ! Component: 150 - total flux cleaned = 0.00300871 Jy ! Component: 200 - total flux cleaned = 0.00291293 Jy ! Total flux subtracted in 200 components = 0.00291293 Jy ! Clean residual min=-0.004974 max=0.005610 Jy/beam ! Clean residual mean=-0.000008 rms=0.001129 Jy/beam ! Combined flux in latest and established models = 0.515462 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.515462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100478Jy sigma=0.987908 ! Fit after self-cal, rms=0.100329Jy sigma=0.987103 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Added new window around map position (4, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00333258 Jy ! Component: 100 - total flux cleaned = 0.00399577 Jy ! Component: 150 - total flux cleaned = 0.00400375 Jy ! Component: 200 - total flux cleaned = 0.00400892 Jy ! Total flux subtracted in 200 components = 0.00400892 Jy ! Clean residual min=-0.005015 max=0.004096 Jy/beam ! Clean residual mean=-0.000004 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.519471 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.519471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099991Jy sigma=0.982836 ! Fit after self-cal, rms=0.099930Jy sigma=0.982379 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 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=0.099930Jy sigma=0.982379 ! Fit after self-cal, rms=0.098790Jy sigma=0.976921 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.7274 mas, bmaj=0.8343 mas, bpa=-48.97 degrees ! Estimated noise=0.866769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213843 Jy ! Component: 100 - total flux cleaned = 0.0025086 Jy ! Component: 150 - total flux cleaned = 0.0026649 Jy ! Component: 200 - total flux cleaned = 0.00280173 Jy ! Total flux subtracted in 200 components = 0.00280173 Jy ! Clean residual min=-0.004390 max=0.003860 Jy/beam ! Clean residual mean=-0.000004 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.522273 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.522273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098629Jy sigma=0.975167 ! Fit after self-cal, rms=0.098610Jy sigma=0.975013 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 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 = 0.000225509 Jy ! Component: 100 - total flux cleaned = 0.000289477 Jy ! Component: 150 - total flux cleaned = 0.000287559 Jy ! Component: 200 - total flux cleaned = 0.000289155 Jy ! Total flux subtracted in 200 components = 0.000289155 Jy ! Clean residual min=-0.004398 max=0.003747 Jy/beam ! Clean residual mean=-0.000003 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.522562 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.522562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098549Jy sigma=0.974327 ! Fit after self-cal, rms=0.098535Jy sigma=0.974243 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 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=0.098535Jy sigma=0.974243 ! Fit after self-cal, rms=0.097849Jy sigma=0.969997 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.7261 mas, bmaj=0.8336 mas, bpa=-48.99 degrees ! Estimated noise=0.866113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116069 Jy ! Component: 100 - total flux cleaned = 0.00139691 Jy ! Component: 150 - total flux cleaned = 0.00160644 Jy ! Component: 200 - total flux cleaned = 0.00170073 Jy ! Total flux subtracted in 200 components = 0.00170073 Jy ! Clean residual min=-0.003622 max=0.003561 Jy/beam ! Clean residual mean=-0.000004 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.524262 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 0.524262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097797Jy sigma=0.969348 ! Fit after self-cal, rms=0.097775Jy sigma=0.969269 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 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 = 3.32493e-05 Jy ! Component: 100 - total flux cleaned = 0.00017181 Jy ! Component: 150 - total flux cleaned = 0.000255012 Jy ! Component: 200 - total flux cleaned = 0.000294082 Jy ! Total flux subtracted in 200 components = 0.000294082 Jy ! Clean residual min=-0.003592 max=0.003527 Jy/beam ! Clean residual mean=-0.000003 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.524557 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.524556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097756Jy sigma=0.968966 ! Fit after self-cal, rms=0.097743Jy sigma=0.968903 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 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=0.097743Jy sigma=0.968903 ! Fit after self-cal, rms=0.097396Jy sigma=0.968693 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=2.375 mas, bmaj=3.069 mas, bpa=-54.05 degrees ! Estimated noise=1.14441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133894 Jy ! Component: 100 - total flux cleaned = 0.00133537 Jy ! Component: 150 - total flux cleaned = 0.0013371 Jy ! Component: 200 - total flux cleaned = 0.00138042 Jy ! Total flux subtracted in 200 components = 0.00138042 Jy ! Clean residual min=-0.003120 max=0.003281 Jy/beam ! Clean residual mean=-0.000011 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 0.525937 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 61 components and 0.525937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097399Jy sigma=0.968654 ! Fit after self-cal, rms=0.097377Jy sigma=0.968467 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 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 = 6.34985e-05 Jy ! Component: 100 - total flux cleaned = 0.000160248 Jy ! Component: 150 - total flux cleaned = 0.000160171 Jy ! Component: 200 - total flux cleaned = 0.000195045 Jy ! Total flux subtracted in 200 components = 0.000195045 Jy ! Clean residual min=-0.003001 max=0.003346 Jy/beam ! Clean residual mean=-0.000011 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.526132 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 61 components and 0.526132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097407Jy sigma=0.968700 ! Fit after self-cal, rms=0.097390Jy sigma=0.968548 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 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 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.725 mas, bmaj=0.8332 mas, bpa=-49.07 degrees ! Estimated noise=0.865247 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.725 x 0.8332 at -49.07 degrees (North through East) ! Clean map min=-0.0048634 max=0.40962 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 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.6339 mas, bmaj=0.7318 mas, bpa=-21.48 degrees ! Estimated noise=1.32849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.32823 Jy ! Component: 100 - total flux cleaned = 0.416237 Jy ! Component: 150 - total flux cleaned = 0.459418 Jy ! Component: 200 - total flux cleaned = 0.483488 Jy ! Total flux subtracted in 200 components = 0.483488 Jy ! Clean residual min=-0.007084 max=0.012084 Jy/beam ! Clean residual mean=0.000002 rms=0.001769 Jy/beam ! Combined flux in latest and established models = 0.483488 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.483488 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.725 mas, bmaj=0.8332 mas, bpa=-49.07 degrees ! Estimated noise=0.865247 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 = 0.0184825 Jy ! Component: 100 - total flux cleaned = 0.0282699 Jy ! Component: 150 - total flux cleaned = 0.0344525 Jy ! Component: 200 - total flux cleaned = 0.0377472 Jy ! Total flux subtracted in 200 components = 0.0377472 Jy ! Clean residual min=-0.003881 max=0.004925 Jy/beam ! Clean residual mean=-0.000006 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.521236 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 29 components and 0.521236 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Added new window around map position (1.8, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259294 Jy ! Component: 100 - total flux cleaned = 0.00306098 Jy ! Component: 150 - total flux cleaned = 0.00356447 Jy ! Component: 200 - total flux cleaned = 0.00383401 Jy ! Total flux subtracted in 200 components = 0.00383401 Jy ! Clean residual min=-0.003419 max=0.003500 Jy/beam ! Clean residual mean=-0.000004 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.52507 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.52507 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Added new window around map position (44.6, 33.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278618 Jy ! Component: 100 - total flux cleaned = 0.00294416 Jy ! Component: 150 - total flux cleaned = 0.00308908 Jy ! Component: 200 - total flux cleaned = 0.00315994 Jy ! Total flux subtracted in 200 components = 0.00315994 Jy ! Clean residual min=-0.003297 max=0.003416 Jy/beam ! Clean residual mean=-0.000001 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.52823 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 50 components and 0.52823 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Added new window around map position (25, 48.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242256 Jy ! Component: 100 - total flux cleaned = 0.00285407 Jy ! Component: 150 - total flux cleaned = 0.00311342 Jy ! Component: 200 - total flux cleaned = 0.00329391 Jy ! Total flux subtracted in 200 components = 0.00329391 Jy ! Clean residual min=-0.003141 max=0.003262 Jy/beam ! Clean residual mean=-0.000002 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.531524 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 0.531523 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Added new window around map position (28.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135954 Jy ! Component: 100 - total flux cleaned = 0.00136753 Jy ! Component: 150 - total flux cleaned = 0.00129992 Jy ! Component: 200 - total flux cleaned = 0.00154686 Jy ! Total flux subtracted in 200 components = 0.00154686 Jy ! Clean residual min=-0.003211 max=0.003193 Jy/beam ! Clean residual mean=-0.000003 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.53307 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.53307 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 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 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=2.375 mas, bmaj=3.069 mas, bpa=-54.05 degrees ! Estimated noise=1.14441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000451365 Jy ! Component: 100 - total flux cleaned = -0.00056516 Jy ! Component: 150 - total flux cleaned = -0.000660626 Jy ! Component: 200 - total flux cleaned = -0.000700829 Jy ! Total flux subtracted in 200 components = -0.000700829 Jy ! Clean residual min=-0.002751 max=0.003113 Jy/beam ! Clean residual mean=-0.000006 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.53237 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.74969e-07 Jy ! Component: 100 - total flux cleaned = 3.26428e-05 Jy ! Component: 150 - total flux cleaned = 3.39342e-05 Jy ! Component: 200 - total flux cleaned = 6.02478e-06 Jy ! Total flux subtracted in 200 components = 6.02478e-06 Jy ! Clean residual min=-0.002694 max=0.003100 Jy/beam ! Clean residual mean=-0.000005 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.532376 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 93 components and 0.532376 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! Estimated beam: bmin=0.725 mas, bmaj=0.8332 mas, bpa=-49.07 degrees ! Estimated noise=0.865247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000218738 Jy ! Component: 100 - total flux cleaned = 0.000221112 Jy ! Component: 150 - total flux cleaned = 0.000330629 Jy ! Component: 200 - total flux cleaned = 0.000431223 Jy ! Total flux subtracted in 200 components = 0.000431223 Jy ! Clean residual min=-0.003197 max=0.003010 Jy/beam ! Clean residual mean=-0.000002 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.532807 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 104 components and 0.532807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097276Jy sigma=0.965285 ! Fit after self-cal, rms=0.097201Jy sigma=0.964494 wmodel J0837+2454_X_map.mod ! Writing 104 model components to file: J0837+2454_X_map.mod wobs J0837+2454_X_uvs.fits ! Writing UV FITS file: J0837+2454_X_uvs.fits wwins J0837+2454_X_map.win ! wwins: Wrote 7 windows to J0837+2454_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 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000643974 Jy ! Component: 100 - total flux cleaned = -0.00118489 Jy ! Component: 150 - total flux cleaned = -0.00134046 Jy ! Component: 200 - total flux cleaned = -0.0015414 Jy ! Component: 250 - total flux cleaned = -0.00168953 Jy ! Component: 300 - total flux cleaned = -0.001738 Jy ! Component: 350 - total flux cleaned = -0.00178598 Jy ! Component: 400 - total flux cleaned = -0.00178595 Jy ! Component: 450 - total flux cleaned = -0.00178506 Jy ! Component: 500 - total flux cleaned = -0.00169449 Jy ! Component: 550 - total flux cleaned = -0.00160477 Jy ! Component: 600 - total flux cleaned = -0.00156093 Jy ! Component: 650 - total flux cleaned = -0.00173636 Jy ! Component: 700 - total flux cleaned = -0.0017793 Jy ! Component: 750 - total flux cleaned = -0.0016936 Jy ! Component: 800 - total flux cleaned = -0.00186251 Jy ! Component: 850 - total flux cleaned = -0.00173648 Jy ! Component: 900 - total flux cleaned = -0.00198588 Jy ! Component: 950 - total flux cleaned = -0.00178023 Jy ! Component: 1000 - total flux cleaned = -0.00186221 Jy ! Component: 1050 - total flux cleaned = -0.00194323 Jy ! Component: 1100 - total flux cleaned = -0.00202275 Jy ! Component: 1150 - total flux cleaned = -0.00202355 Jy ! Component: 1200 - total flux cleaned = -0.00206243 Jy ! Component: 1250 - total flux cleaned = -0.00214063 Jy ! Component: 1300 - total flux cleaned = -0.00229482 Jy ! Component: 1350 - total flux cleaned = -0.00229494 Jy ! Component: 1400 - total flux cleaned = -0.00237078 Jy ! Component: 1450 - total flux cleaned = -0.00244578 Jy ! Component: 1500 - total flux cleaned = -0.00225914 Jy ! Component: 1550 - total flux cleaned = -0.00233333 Jy ! Component: 1600 - total flux cleaned = -0.0023703 Jy ! Component: 1650 - total flux cleaned = -0.00233438 Jy ! Component: 1700 - total flux cleaned = -0.00229812 Jy ! Component: 1750 - total flux cleaned = -0.00226253 Jy ! Component: 1800 - total flux cleaned = -0.002263 Jy ! Component: 1850 - total flux cleaned = -0.0022627 Jy ! Component: 1900 - total flux cleaned = -0.00219207 Jy ! Component: 1950 - total flux cleaned = -0.00208706 Jy ! Component: 2000 - total flux cleaned = -0.0020178 Jy ! Component: 2050 - total flux cleaned = -0.00198362 Jy ! Component: 2100 - total flux cleaned = -0.0019497 Jy ! Component: 2150 - total flux cleaned = -0.00198403 Jy ! Component: 2200 - total flux cleaned = -0.00188219 Jy ! Component: 2250 - total flux cleaned = -0.0018485 Jy ! Component: 2300 - total flux cleaned = -0.00174822 Jy ! Component: 2350 - total flux cleaned = -0.00174812 Jy ! Component: 2400 - total flux cleaned = -0.00168233 Jy ! Component: 2450 - total flux cleaned = -0.00168217 Jy ! Component: 2500 - total flux cleaned = -0.00171485 Jy ! Component: 2550 - total flux cleaned = -0.00158444 Jy ! Component: 2600 - total flux cleaned = -0.00142298 Jy ! Component: 2650 - total flux cleaned = -0.00129481 Jy ! Component: 2700 - total flux cleaned = -0.00129473 Jy ! Component: 2750 - total flux cleaned = -0.00126327 Jy ! Component: 2800 - total flux cleaned = -0.00110592 Jy ! Component: 2850 - total flux cleaned = -0.00101183 Jy ! Component: 2900 - total flux cleaned = -0.00104294 Jy ! Component: 2950 - total flux cleaned = -0.00104294 Jy ! Component: 3000 - total flux cleaned = -0.00101184 Jy ! Component: 3050 - total flux cleaned = -0.000950358 Jy ! Component: 3100 - total flux cleaned = -0.000950346 Jy ! Component: 3150 - total flux cleaned = -0.000889845 Jy ! Component: 3200 - total flux cleaned = -0.0007691 Jy ! Component: 3250 - total flux cleaned = -0.000768917 Jy ! Component: 3300 - total flux cleaned = -0.000589769 Jy ! Component: 3350 - total flux cleaned = -0.000679048 Jy ! Component: 3400 - total flux cleaned = -0.000649641 Jy ! Component: 3450 - total flux cleaned = -0.000620093 Jy ! Component: 3500 - total flux cleaned = -0.000502955 Jy ! Component: 3550 - total flux cleaned = -0.000503163 Jy ! Component: 3600 - total flux cleaned = -0.000474261 Jy ! Component: 3650 - total flux cleaned = -0.000330191 Jy ! Component: 3700 - total flux cleaned = -0.000358843 Jy ! Component: 3750 - total flux cleaned = -0.000301665 Jy ! Component: 3800 - total flux cleaned = -0.000159794 Jy ! Component: 3850 - total flux cleaned = -0.000244501 Jy ! Component: 3900 - total flux cleaned = -4.718e-05 Jy ! Component: 3950 - total flux cleaned = -1.90382e-05 Jy ! Component: 4000 - total flux cleaned = 9.26877e-05 Jy ! Component: 4050 - total flux cleaned = 6.47395e-05 Jy ! Total flux subtracted in 4096 components = 0.000202707 Jy ! Clean residual min=-0.001953 max=0.001953 Jy/beam ! Clean residual mean=0.000002 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.533009 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 425 components and 0.533009 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv122_uvs/J0837+2454_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.725 x 0.8332 at -49.07 degrees (North through East) ! Clean map min=-0.0031154 max=0.41027 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv122_uvs/J0837+2454_X_map.fits wmodel /scr/pima/rv122_uvs/J0837+2454_X_map.mod ! Writing 425 model components to file: /scr/pima/rv122_uvs/J0837+2454_X_map.mod wobs /scr/pima/rv122_uvs/J0837+2454_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv122_uvs/J0837+2454_X_uvs.fits wwins /scr/pima/rv122_uvs/J0837+2454_X_map.win ! wwins: Wrote 8 windows to /scr/pima/rv122_uvs/J0837+2454_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.410265 invert ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The y-axis pixel size should ideally be below 0.1733 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000433745 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.317169 0.317169 0.634338 1.26868 2.53735 5.07471 10.1494 20.2988 40.5977 81.1953 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.41 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 945.867 quit ! Quitting program ! Log file /scr/pima/rv122_uvs/J0837+2454_X_dfm.log closed on Fri Jul 13 21:07:59 2018