! Started logfile: /tmp/maps//J0921+6215_X_20180619_dfm.log on Wed Jul 4 23:07:26 2018 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 /tmp/maps//J0921+6215_X_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J0921+6215_X_20180619_uva.fits ! AN table 1: 17 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.943277 visibilities/baseline/integration-bin. ! Found source: J0921+6215 ! ! 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 76 lines of history. ! ! Reading 3592 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 J0921+6215_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.214722Jy sigma=27.344458 ! Fit after self-cal, rms=0.358794Jy sigma=8.240232 ! 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=0.8277 mas, bmaj=4.787 mas, bpa=81.27 degrees ! Estimated noise=0.82891 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 = 0.48951 Jy ! Component: 100 - total flux cleaned = 0.612837 Jy ! Total flux subtracted in 100 components = 0.612837 Jy ! Clean residual min=-0.052924 max=0.096556 Jy/beam ! Clean residual mean=0.000202 rms=0.015428 Jy/beam ! Combined flux in latest and established models = 0.612837 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.612837 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=0.181047Jy sigma=4.072700 ! Fit after self-cal, rms=0.180996Jy sigma=4.072197 ! Inverting map ! Added new window around map position (-0.8, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0883816 Jy ! Component: 100 - total flux cleaned = 0.118829 Jy ! Total flux subtracted in 100 components = 0.118829 Jy ! Clean residual min=-0.035490 max=0.045827 Jy/beam ! Clean residual mean=0.000084 rms=0.008553 Jy/beam ! Combined flux in latest and established models = 0.731666 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.731666 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=0.104589Jy sigma=2.332096 ! Fit after self-cal, rms=0.099265Jy sigma=2.209872 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.119 mas, bmaj=4.953 mas, bpa=80.65 degrees ! Estimated noise=0.541952 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 = 0.0558317 Jy ! Component: 100 - total flux cleaned = 0.0702205 Jy ! Component: 150 - total flux cleaned = 0.0745521 Jy ! Component: 200 - total flux cleaned = 0.0744741 Jy ! Total flux subtracted in 200 components = 0.0744741 Jy ! Clean residual min=-0.017142 max=0.021939 Jy/beam ! Clean residual mean=0.000026 rms=0.005402 Jy/beam ! Combined flux in latest and established models = 0.80614 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 51 components and 0.80614 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=0.056812Jy sigma=1.237500 ! Fit after self-cal, rms=0.056276Jy sigma=1.222533 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.119 x 4.953 at 80.65 degrees (North through East) ! Clean map min=-0.020685 max=0.64678 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 KP 0.99 LA 1.05 ! MK 1.03 NL 1.07 OV 0.97 PT 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 KP 0.99 LA 1.05 ! MK 1.02 NL 1.05 OV 0.96 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 KP 1.00 LA 1.02 ! MK 1.02 NL 1.06 OV 0.98 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 KP 0.99 LA 1.03 ! MK 1.00 NL 1.06 OV 0.96 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 KP 1.06 LA 1.03 ! MK 0.98 NL 1.06 OV 0.95 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 KP 1.01 LA 1.03 ! MK 0.99 NL 1.06 OV 0.95 PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 KP 0.99 LA 1.05 ! MK 0.99 NL 1.04 OV 0.95 PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 KP 0.98 LA 1.03 ! MK 0.98 NL 1.04 OV 0.96 PT 0.98 ! ! ! Fit before self-cal, rms=0.056276Jy sigma=1.222533 ! Fit after self-cal, rms=0.041087Jy sigma=0.857184 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.127 mas, bmaj=4.954 mas, bpa=80.76 degrees ! Estimated noise=0.538052 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 (-8.2, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138715 Jy ! Component: 100 - total flux cleaned = 0.0199947 Jy ! Component: 150 - total flux cleaned = 0.0215321 Jy ! Component: 200 - total flux cleaned = 0.0225996 Jy ! Total flux subtracted in 200 components = 0.0225996 Jy ! Clean residual min=-0.006149 max=0.007619 Jy/beam ! Clean residual mean=0.000034 rms=0.001640 Jy/beam ! Combined flux in latest and established models = 0.82874 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 91 components and 0.82874 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=0.035980Jy sigma=0.732862 ! Fit after self-cal, rms=0.035903Jy sigma=0.730719 ! 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=0.035903Jy sigma=0.730719 ! Fit after self-cal, rms=0.035734Jy sigma=0.727746 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=4.955 mas, bpa=80.76 degrees ! Estimated noise=0.536704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104119 Jy ! Component: 100 - total flux cleaned = 0.000928165 Jy ! Component: 150 - total flux cleaned = 0.000825082 Jy ! Component: 200 - total flux cleaned = 0.000729845 Jy ! Total flux subtracted in 200 components = 0.000729845 Jy ! Clean residual min=-0.005440 max=0.006978 Jy/beam ! Clean residual mean=0.000029 rms=0.001451 Jy/beam ! Combined flux in latest and established models = 0.82947 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 115 components and 0.82947 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=0.035084Jy sigma=0.711039 ! Fit after self-cal, rms=0.035073Jy sigma=0.710567 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3.2, 10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00583919 Jy ! Component: 100 - total flux cleaned = 0.00794587 Jy ! Component: 150 - total flux cleaned = 0.0087295 Jy ! Component: 200 - total flux cleaned = 0.0091802 Jy ! Total flux subtracted in 200 components = 0.0091802 Jy ! Clean residual min=-0.004248 max=0.003905 Jy/beam ! Clean residual mean=0.000020 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.83865 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 149 components and 0.83865 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=0.034024Jy sigma=0.684232 ! Fit after self-cal, rms=0.033993Jy sigma=0.683338 ! 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=0.033993Jy sigma=0.683338 ! Fit after self-cal, rms=0.033909Jy sigma=0.681063 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=4.956 mas, bpa=80.77 degrees ! Estimated noise=0.536283 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155175 Jy ! Component: 100 - total flux cleaned = 0.00185286 Jy ! Component: 150 - total flux cleaned = 0.00191853 Jy ! Component: 200 - total flux cleaned = 0.00203665 Jy ! Total flux subtracted in 200 components = 0.00203665 Jy ! Clean residual min=-0.003514 max=0.003188 Jy/beam ! Clean residual mean=0.000018 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.840687 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 182 components and 0.840687 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=0.033628Jy sigma=0.674221 ! Fit after self-cal, rms=0.033624Jy sigma=0.673973 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000519335 Jy ! Component: 100 - total flux cleaned = 0.000681457 Jy ! Component: 150 - total flux cleaned = 0.000683729 Jy ! Component: 200 - total flux cleaned = 0.000683386 Jy ! Total flux subtracted in 200 components = 0.000683386 Jy ! Clean residual min=-0.003249 max=0.003104 Jy/beam ! Clean residual mean=0.000017 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.84137 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 207 components and 0.84137 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=0.033479Jy sigma=0.670743 ! Fit after self-cal, rms=0.033479Jy sigma=0.670561 ! 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=0.033479Jy sigma=0.670561 ! Fit after self-cal, rms=0.033451Jy sigma=0.669441 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.892 mas, bmaj=5.225 mas, bpa=68.29 degrees ! Estimated noise=0.623202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00081883 Jy ! Component: 100 - total flux cleaned = 0.000887062 Jy ! Component: 150 - total flux cleaned = 0.000888684 Jy ! Component: 200 - total flux cleaned = 0.000799241 Jy ! Total flux subtracted in 200 components = 0.000799241 Jy ! Clean residual min=-0.003093 max=0.003387 Jy/beam ! Clean residual mean=0.000024 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.84217 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 230 components and 0.84217 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=0.033335Jy sigma=0.667242 ! Fit after self-cal, rms=0.033333Jy sigma=0.666993 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00047962 Jy ! Component: 100 - total flux cleaned = 0.000522609 Jy ! Component: 150 - total flux cleaned = 0.000558821 Jy ! Component: 200 - total flux cleaned = 0.000561325 Jy ! Total flux subtracted in 200 components = 0.000561325 Jy ! Clean residual min=-0.002927 max=0.003299 Jy/beam ! Clean residual mean=0.000022 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.842731 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 249 components and 0.842731 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=0.033283Jy sigma=0.666151 ! Fit after self-cal, rms=0.033283Jy sigma=0.666003 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=4.957 mas, bpa=80.78 degrees ! Estimated noise=0.536028 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.126 x 4.957 at 80.78 degrees (North through East) ! Clean map min=-0.010589 max=0.63766 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 ! Performing amp+phase self-cal ! ! 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=0.033283Jy sigma=0.666003 ! Fit after self-cal, rms=0.030635Jy sigma=0.606773 ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=4.957 mas, bpa=80.77 degrees ! Estimated noise=0.536109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000599853 Jy ! Component: 100 - total flux cleaned = 0.000897649 Jy ! Component: 150 - total flux cleaned = 0.00093282 Jy ! Component: 200 - total flux cleaned = 0.000895809 Jy ! Total flux subtracted in 200 components = 0.000895809 Jy ! Clean residual min=-0.002587 max=0.002898 Jy/beam ! Clean residual mean=0.000014 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.843627 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 270 components and 0.843627 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=0.030536Jy sigma=0.604128 ! Fit after self-cal, rms=0.030537Jy sigma=0.603948 ! Inverting map ! Added new window around map position (-38.4, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249724 Jy ! Component: 100 - total flux cleaned = 0.00354617 Jy ! Component: 150 - total flux cleaned = 0.00428953 Jy ! Component: 200 - total flux cleaned = 0.00467692 Jy ! Total flux subtracted in 200 components = 0.00467692 Jy ! Clean residual min=-0.002228 max=0.002010 Jy/beam ! Clean residual mean=0.000008 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.848304 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 307 components and 0.848304 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=0.030305Jy sigma=0.597803 ! Fit after self-cal, rms=0.030304Jy sigma=0.597703 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.030304Jy sigma=0.597703 ! Fit after self-cal, rms=0.030282Jy sigma=0.597407 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=0.8307 mas, bmaj=4.811 mas, bpa=81.38 degrees ! Estimated noise=0.82404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.486432 Jy ! Component: 100 - total flux cleaned = 0.61893 Jy ! Component: 150 - total flux cleaned = 0.69152 Jy ! Component: 200 - total flux cleaned = 0.739046 Jy ! Total flux subtracted in 200 components = 0.739046 Jy ! Clean residual min=-0.019384 max=0.027361 Jy/beam ! Clean residual mean=0.000115 rms=0.005936 Jy/beam ! Combined flux in latest and established models = 0.739046 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.739046 Jy ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=4.958 mas, bpa=80.77 degrees ! Estimated noise=0.535953 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 = 0.0452708 Jy ! Component: 100 - total flux cleaned = 0.0647201 Jy ! Component: 150 - total flux cleaned = 0.0720115 Jy ! Component: 200 - total flux cleaned = 0.077065 Jy ! Total flux subtracted in 200 components = 0.077065 Jy ! Clean residual min=-0.010686 max=0.012603 Jy/beam ! Clean residual mean=0.000057 rms=0.002953 Jy/beam ! Combined flux in latest and established models = 0.816111 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.816111 Jy ! Inverting map ! Added new window around map position (0.6, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00688715 Jy ! Component: 100 - total flux cleaned = 0.0116937 Jy ! Component: 150 - total flux cleaned = 0.0153535 Jy ! Component: 200 - total flux cleaned = 0.0182151 Jy ! Total flux subtracted in 200 components = 0.0182151 Jy ! Clean residual min=-0.006347 max=0.005632 Jy/beam ! Clean residual mean=0.000034 rms=0.001707 Jy/beam ! Combined flux in latest and established models = 0.834326 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 83 components and 0.834326 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=2.892 mas, bmaj=5.227 mas, bpa=68.29 degrees ! Estimated noise=0.623065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331925 Jy ! Component: 100 - total flux cleaned = 0.00638453 Jy ! Component: 150 - total flux cleaned = 0.00895148 Jy ! Component: 200 - total flux cleaned = 0.0105325 Jy ! Total flux subtracted in 200 components = 0.0105325 Jy ! Clean residual min=-0.004955 max=0.004635 Jy/beam ! Clean residual mean=0.000034 rms=0.001470 Jy/beam ! Combined flux in latest and established models = 0.844858 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 = 0.00109927 Jy ! Component: 100 - total flux cleaned = 0.00218511 Jy ! Component: 150 - total flux cleaned = 0.00337625 Jy ! Component: 200 - total flux cleaned = 0.00406333 Jy ! Total flux subtracted in 200 components = 0.00406333 Jy ! Clean residual min=-0.003403 max=0.003943 Jy/beam ! Clean residual mean=0.000024 rms=0.001097 Jy/beam ! Combined flux in latest and established models = 0.848922 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 153 components and 0.848922 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=4.958 mas, bpa=80.77 degrees ! Estimated noise=0.535953 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00106273 Jy ! Component: 100 - total flux cleaned = -0.000878047 Jy ! Component: 150 - total flux cleaned = -0.00063299 Jy ! Component: 200 - total flux cleaned = -0.000131189 Jy ! Total flux subtracted in 200 components = -0.000131189 Jy ! Clean residual min=-0.002853 max=0.003196 Jy/beam ! Clean residual mean=0.000014 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.84879 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 181 components and 0.84879 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=0.030656Jy sigma=0.605828 ! Fit after self-cal, rms=0.030617Jy sigma=0.604304 wmodel J0921+6215_X_map.mod ! Writing 181 model components to file: J0921+6215_X_map.mod wobs J0921+6215_X_uvs.fits ! Writing UV FITS file: J0921+6215_X_uvs.fits wwins J0921+6215_X_map.win ! wwins: Wrote 6 windows to J0921+6215_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 = -0.000779057 Jy ! Component: 100 - total flux cleaned = -0.00108353 Jy ! Component: 150 - total flux cleaned = -0.00131824 Jy ! Component: 200 - total flux cleaned = -0.00171162 Jy ! Component: 250 - total flux cleaned = -0.00217928 Jy ! Component: 300 - total flux cleaned = -0.00249626 Jy ! Component: 350 - total flux cleaned = -0.00270617 Jy ! Component: 400 - total flux cleaned = -0.0029354 Jy ! Component: 450 - total flux cleaned = -0.00320793 Jy ! Component: 500 - total flux cleaned = -0.00338952 Jy ! Component: 550 - total flux cleaned = -0.00356456 Jy ! Component: 600 - total flux cleaned = -0.00380481 Jy ! Component: 650 - total flux cleaned = -0.00391923 Jy ! Component: 700 - total flux cleaned = -0.00400684 Jy ! Component: 750 - total flux cleaned = -0.00402772 Jy ! Component: 800 - total flux cleaned = -0.00404789 Jy ! Component: 850 - total flux cleaned = -0.0040682 Jy ! Component: 900 - total flux cleaned = -0.00414484 Jy ! Component: 950 - total flux cleaned = -0.00410706 Jy ! Component: 1000 - total flux cleaned = -0.00419742 Jy ! Component: 1050 - total flux cleaned = -0.00421441 Jy ! Component: 1100 - total flux cleaned = -0.00421433 Jy ! Component: 1150 - total flux cleaned = -0.00418177 Jy ! Component: 1200 - total flux cleaned = -0.00421394 Jy ! Component: 1250 - total flux cleaned = -0.00416707 Jy ! Component: 1300 - total flux cleaned = -0.00415278 Jy ! Component: 1350 - total flux cleaned = -0.00421251 Jy ! Component: 1400 - total flux cleaned = -0.00424149 Jy ! Component: 1450 - total flux cleaned = -0.00428366 Jy ! Component: 1500 - total flux cleaned = -0.0042698 Jy ! Component: 1550 - total flux cleaned = -0.00426929 Jy ! Component: 1600 - total flux cleaned = -0.00423014 Jy ! Component: 1650 - total flux cleaned = -0.00421731 Jy ! Component: 1700 - total flux cleaned = -0.00419177 Jy ! Component: 1750 - total flux cleaned = -0.00416679 Jy ! Component: 1800 - total flux cleaned = -0.00413024 Jy ! Component: 1850 - total flux cleaned = -0.00414197 Jy ! Component: 1900 - total flux cleaned = -0.00411887 Jy ! Component: 1950 - total flux cleaned = -0.00415319 Jy ! Component: 2000 - total flux cleaned = -0.00417559 Jy ! Component: 2050 - total flux cleaned = -0.00415331 Jy ! Component: 2100 - total flux cleaned = -0.00417521 Jy ! Component: 2150 - total flux cleaned = -0.004186 Jy ! Component: 2200 - total flux cleaned = -0.00417538 Jy ! Component: 2250 - total flux cleaned = -0.00418601 Jy ! Component: 2300 - total flux cleaned = -0.00419642 Jy ! Component: 2350 - total flux cleaned = -0.00417589 Jy ! Component: 2400 - total flux cleaned = -0.00420632 Jy ! Component: 2450 - total flux cleaned = -0.00418632 Jy ! Component: 2500 - total flux cleaned = -0.00420615 Jy ! Component: 2550 - total flux cleaned = -0.00420622 Jy ! Component: 2600 - total flux cleaned = -0.00419676 Jy ! Component: 2650 - total flux cleaned = -0.00423506 Jy ! Component: 2700 - total flux cleaned = -0.00427279 Jy ! Component: 2750 - total flux cleaned = -0.00428214 Jy ! Component: 2800 - total flux cleaned = -0.00431001 Jy ! Component: 2850 - total flux cleaned = -0.0043376 Jy ! Component: 2900 - total flux cleaned = -0.00437398 Jy ! Component: 2950 - total flux cleaned = -0.00439199 Jy ! Component: 3000 - total flux cleaned = -0.00440989 Jy ! Component: 3050 - total flux cleaned = -0.0044454 Jy ! Component: 3100 - total flux cleaned = -0.00448059 Jy ! Component: 3150 - total flux cleaned = -0.00450679 Jy ! Component: 3200 - total flux cleaned = -0.00453278 Jy ! Component: 3250 - total flux cleaned = -0.00455854 Jy ! Component: 3300 - total flux cleaned = -0.00456709 Jy ! Component: 3350 - total flux cleaned = -0.00460093 Jy ! Component: 3400 - total flux cleaned = -0.00461769 Jy ! Component: 3450 - total flux cleaned = -0.00462614 Jy ! Component: 3500 - total flux cleaned = -0.00465096 Jy ! Component: 3550 - total flux cleaned = -0.00465095 Jy ! Component: 3600 - total flux cleaned = -0.00466718 Jy ! Component: 3650 - total flux cleaned = -0.00466711 Jy ! Component: 3700 - total flux cleaned = -0.00464302 Jy ! Component: 3750 - total flux cleaned = -0.00466706 Jy ! Component: 3800 - total flux cleaned = -0.00469093 Jy ! Component: 3850 - total flux cleaned = -0.00468295 Jy ! Component: 3900 - total flux cleaned = -0.00469082 Jy ! Component: 3950 - total flux cleaned = -0.00472217 Jy ! Component: 4000 - total flux cleaned = -0.00471432 Jy ! Component: 4050 - total flux cleaned = -0.00471435 Jy ! Total flux subtracted in 4096 components = -0.0047454 Jy ! Clean residual min=-0.000484 max=0.000448 Jy/beam ! Clean residual mean=-0.000003 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.844045 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 471 components and 0.844045 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J0921+6215_X_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.126 x 4.958 at 80.77 degrees (North through East) ! Clean map min=-0.0047786 max=0.62029 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J0921+6215_X_20180619_map.fits wmodel /tmp/maps//J0921+6215_X_20180619_map.mod ! Writing 471 model components to file: /tmp/maps//J0921+6215_X_20180619_map.mod wobs /tmp/maps//J0921+6215_X_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J0921+6215_X_20180619_uvs.fits wwins /tmp/maps//J0921+6215_X_20180619_map.win ! wwins: Wrote 7 windows to /tmp/maps//J0921+6215_X_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.620289 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120341 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0582025 0.0582025 0.116405 0.23281 0.46562 0.93124 1.86248 3.72496 7.44992 14.8998 29.7997 59.5994 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.62 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5154.42 quit ! Quitting program ! Log file /tmp/maps//J0921+6215_X_20180619_dfm.log closed on Wed Jul 4 23:07:30 2018