! Started logfile: /scr/pima/rv126_uvs/J2257+0743_S_dfm.log on Sun Dec 23 07:43:23 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.24075 obs /scr/pima/rv126_uvs/J2257+0743_S_uva.fits ! Reading UV FITS file: /scr/pima/rv126_uvs/J2257+0743_S_uva.fits ! AN table 1: 185 integrations on 10 of 10 possible baselines. ! AN table 2: 46 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.516543 visibilities/baseline/integration-bin. ! Found source: J2257+0743 ! ! 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 2.24075e+09 8e+06 1 8e+06 ! 02 2 2.27075e+09 8e+06 1 8e+06 ! 03 3 2.36075e+09 8e+06 1 8e+06 ! 04 4 2.38075e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 7244 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 = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J2257+0743_S] 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 0.500x0.500 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 453 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 453 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 475 telescope corrections were flagged in sub-array 1. ! A total of 414 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 453 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.066628Jy sigma=14.352983 ! Fit after self-cal, rms=0.647255Jy sigma=8.343328 ! 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=2.543 mas, bmaj=3.588 mas, bpa=-86.77 degrees ! Estimated noise=1.07366 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 = 0.308202 Jy ! Component: 100 - total flux cleaned = 0.412411 Jy ! Total flux subtracted in 100 components = 0.412411 Jy ! Clean residual min=-0.015867 max=0.047080 Jy/beam ! Clean residual mean=0.000035 rms=0.004072 Jy/beam ! Combined flux in latest and established models = 0.412411 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.412411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120780Jy sigma=1.584179 ! Fit after self-cal, rms=0.119071Jy sigma=1.577845 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0503624 Jy ! Component: 100 - total flux cleaned = 0.0766773 Jy ! Total flux subtracted in 100 components = 0.0766773 Jy ! Clean residual min=-0.013430 max=0.019653 Jy/beam ! Clean residual mean=0.000013 rms=0.002930 Jy/beam ! Combined flux in latest and established models = 0.489088 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.489088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.103075Jy sigma=1.277727 ! Fit after self-cal, rms=0.102742Jy sigma=1.275634 ! Inverting map ! Added new window around map position (0, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187854 Jy ! Component: 100 - total flux cleaned = 0.02858 Jy ! Total flux subtracted in 100 components = 0.02858 Jy ! Clean residual min=-0.011667 max=0.014166 Jy/beam ! Clean residual mean=0.000005 rms=0.002724 Jy/beam ! Combined flux in latest and established models = 0.517668 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.517668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099616Jy sigma=1.226770 ! Fit after self-cal, rms=0.099057Jy sigma=1.221314 ! 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=2.06 mas, bmaj=4.073 mas, bpa=86.38 degrees ! Estimated noise=0.876169 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, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016972 Jy ! Component: 100 - total flux cleaned = 0.0247266 Jy ! Component: 150 - total flux cleaned = 0.0262677 Jy ! Component: 200 - total flux cleaned = 0.0267687 Jy ! Total flux subtracted in 200 components = 0.0267687 Jy ! Clean residual min=-0.010123 max=0.012286 Jy/beam ! Clean residual mean=0.000006 rms=0.002569 Jy/beam ! Combined flux in latest and established models = 0.544437 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.544437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094768Jy sigma=1.183728 ! Fit after self-cal, rms=0.094581Jy sigma=1.182236 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.06 x 4.073 at 86.38 degrees (North through East) ! Clean map min=-0.0092993 max=0.35664 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 384 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 1.16 HN 0.88 NY 1.29 WN 1.00* ! WZ 0.97 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HN 0.96 KP 0.95 ! LA 0.93 MK 1.03 NL 1.13 OV 0.93 ! PT 1.07 ! ! ! Correcting IF 2. ! A total of 384 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 1.09 HN 0.91 NY 1.03 WN 1.00* ! WZ 1.02 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.04 HN 0.96 KP 0.94 ! LA 0.94 MK 1.03 NL 1.14 OV 0.86 ! PT 1.07 ! ! ! Correcting IF 3. ! A total of 450 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.00* HN 0.00* NY 0.00* WN 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* OV 0.00* ! PT 0.00* ! ! ! Correcting IF 4. ! A total of 384 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 1.06 HN 0.91 NY 1.19 WN 1.00* ! WZ 0.99 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.04 HN 0.96 KP 0.96 ! LA 0.95 MK 1.03 NL 1.17 OV 0.91 ! PT 1.07 ! ! ! Fit before self-cal, rms=0.094581Jy sigma=1.182236 ! Fit after self-cal, rms=0.078700Jy sigma=1.068765 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.55 mas, bmaj=4.408 mas, bpa=15.07 degrees ! Estimated noise=0.999707 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 (-80.5, 46). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00447245 Jy ! Component: 100 - total flux cleaned = 0.00587359 Jy ! Component: 150 - total flux cleaned = 0.00698862 Jy ! Component: 200 - total flux cleaned = 0.00731355 Jy ! Total flux subtracted in 200 components = 0.00731355 Jy ! Clean residual min=-0.006976 max=0.006799 Jy/beam ! Clean residual mean=0.000007 rms=0.001636 Jy/beam ! Combined flux in latest and established models = 0.551751 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 0.551751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077294Jy sigma=1.046857 ! Fit after self-cal, rms=0.077323Jy sigma=1.044873 ! 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. ! ! Fit before self-cal, rms=0.077323Jy sigma=1.044873 ! Fit after self-cal, rms=0.073391Jy sigma=0.967027 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.544 mas, bmaj=4.4 mas, bpa=15.12 degrees ! Estimated noise=1.00153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00170406 Jy ! Component: 100 - total flux cleaned = -0.00267709 Jy ! Component: 150 - total flux cleaned = -0.00300171 Jy ! Component: 200 - total flux cleaned = -0.00320072 Jy ! Total flux subtracted in 200 components = -0.00320072 Jy ! Clean residual min=-0.005434 max=0.006152 Jy/beam ! Clean residual mean=0.000011 rms=0.001236 Jy/beam ! Combined flux in latest and established models = 0.54855 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 74 components and 0.54855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072967Jy sigma=0.962226 ! Fit after self-cal, rms=0.072971Jy sigma=0.961847 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 (-20, 46). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00349839 Jy ! Component: 100 - total flux cleaned = 0.00287464 Jy ! Component: 150 - total flux cleaned = 0.00242894 Jy ! Component: 200 - total flux cleaned = 0.00191377 Jy ! Total flux subtracted in 200 components = 0.00191377 Jy ! Clean residual min=-0.005185 max=0.004968 Jy/beam ! Clean residual mean=0.000014 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 0.550464 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 0.550464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072342Jy sigma=0.955091 ! Fit after self-cal, rms=0.072292Jy sigma=0.954049 ! Inverting map ! Added new window around map position (-18.5, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476984 Jy ! Component: 100 - total flux cleaned = 0.00629869 Jy ! Component: 150 - total flux cleaned = 0.00610176 Jy ! Component: 200 - total flux cleaned = 0.00572544 Jy ! Total flux subtracted in 200 components = 0.00572544 Jy ! Clean residual min=-0.004919 max=0.004542 Jy/beam ! Clean residual mean=0.000014 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.556189 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 109 components and 0.556189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071712Jy sigma=0.947793 ! Fit after self-cal, rms=0.071670Jy sigma=0.947180 ! 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. ! ! Fit before self-cal, rms=0.071670Jy sigma=0.947180 ! Fit after self-cal, rms=0.067889Jy sigma=0.895245 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.545 mas, bmaj=4.408 mas, bpa=15.04 degrees ! Estimated noise=1.00232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000232621 Jy ! Component: 100 - total flux cleaned = -0.000695567 Jy ! Component: 150 - total flux cleaned = -0.00103463 Jy ! Component: 200 - total flux cleaned = -0.0012824 Jy ! Total flux subtracted in 200 components = -0.0012824 Jy ! Clean residual min=-0.003638 max=0.003517 Jy/beam ! Clean residual mean=0.000018 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.554907 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.554907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067726Jy sigma=0.893214 ! Fit after self-cal, rms=0.067762Jy sigma=0.893006 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 = -0.000180875 Jy ! Component: 100 - total flux cleaned = -0.0004064 Jy ! Component: 150 - total flux cleaned = -0.000511898 Jy ! Component: 200 - total flux cleaned = -0.00061285 Jy ! Total flux subtracted in 200 components = -0.00061285 Jy ! Clean residual min=-0.003560 max=0.003461 Jy/beam ! Clean residual mean=0.000018 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.554294 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 138 components and 0.554294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067666Jy sigma=0.891900 ! Fit after self-cal, rms=0.067665Jy sigma=0.891821 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.067665Jy sigma=0.891821 ! Fit after self-cal, rms=0.067756Jy sigma=0.891547 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.911 mas, bmaj=13.66 mas, bpa=-15.48 degrees ! Estimated noise=1.19447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000619801 Jy ! Component: 100 - total flux cleaned = 0.000551197 Jy ! Component: 150 - total flux cleaned = 0.00055142 Jy ! Component: 200 - total flux cleaned = 0.000499303 Jy ! Total flux subtracted in 200 components = 0.000499303 Jy ! Clean residual min=-0.003248 max=0.003315 Jy/beam ! Clean residual mean=0.000034 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.554793 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 150 components and 0.554793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067719Jy sigma=0.890959 ! Fit after self-cal, rms=0.067712Jy sigma=0.890765 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.6204e-05 Jy ! Component: 100 - total flux cleaned = -2.17328e-05 Jy ! Component: 150 - total flux cleaned = -0.000109575 Jy ! Component: 200 - total flux cleaned = -0.000150406 Jy ! Total flux subtracted in 200 components = -0.000150406 Jy ! Clean residual min=-0.003189 max=0.003274 Jy/beam ! Clean residual mean=0.000035 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.554643 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 159 components and 0.554643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067686Jy sigma=0.890466 ! Fit after self-cal, rms=0.067676Jy sigma=0.890354 ! 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=3.546 mas, bmaj=4.415 mas, bpa=14.9 degrees ! Estimated noise=1.00176 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.546 x 4.415 at 14.9 degrees (North through East) ! Clean map min=-0.0031197 max=0.41176 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.356 mas, bmaj=4.628 mas, bpa=-4.479 degrees ! Estimated noise=1.19977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.330643 Jy ! Component: 100 - total flux cleaned = 0.435281 Jy ! Component: 150 - total flux cleaned = 0.483197 Jy ! Component: 200 - total flux cleaned = 0.505932 Jy ! Total flux subtracted in 200 components = 0.505932 Jy ! Clean residual min=-0.005553 max=0.010319 Jy/beam ! Clean residual mean=0.000023 rms=0.001449 Jy/beam ! Combined flux in latest and established models = 0.505932 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.505932 Jy ! Inverting map and beam ! Estimated beam: bmin=3.546 mas, bmaj=4.415 mas, bpa=14.9 degrees ! Estimated noise=1.00176 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.5, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147226 Jy ! Component: 100 - total flux cleaned = 0.023634 Jy ! Component: 150 - total flux cleaned = 0.0300502 Jy ! Component: 200 - total flux cleaned = 0.0350063 Jy ! Total flux subtracted in 200 components = 0.0350063 Jy ! Clean residual min=-0.003740 max=0.004155 Jy/beam ! Clean residual mean=0.000014 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.540939 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 69 components and 0.540939 Jy ! Inverting map ! Added new window around map position (104.5, -29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393401 Jy ! Component: 100 - total flux cleaned = 0.00626441 Jy ! Component: 150 - total flux cleaned = 0.00805426 Jy ! Component: 200 - total flux cleaned = 0.0097444 Jy ! Total flux subtracted in 200 components = 0.0097444 Jy ! Clean residual min=-0.003476 max=0.003392 Jy/beam ! Clean residual mean=0.000016 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 0.550683 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 86 components and 0.550683 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.911 mas, bmaj=13.66 mas, bpa=-15.48 degrees ! Estimated noise=1.19447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336234 Jy ! Component: 100 - total flux cleaned = 0.00467376 Jy ! Component: 150 - total flux cleaned = 0.00522311 Jy ! Component: 200 - total flux cleaned = 0.00550684 Jy ! Total flux subtracted in 200 components = 0.00550684 Jy ! Clean residual min=-0.003063 max=0.003158 Jy/beam ! Clean residual mean=0.000033 rms=0.000928 Jy/beam ! Combined flux in latest and established models = 0.55619 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 = 0.000258423 Jy ! Component: 100 - total flux cleaned = 0.000435729 Jy ! Component: 150 - total flux cleaned = 0.000603618 Jy ! Component: 200 - total flux cleaned = 0.000758104 Jy ! Total flux subtracted in 200 components = 0.000758104 Jy ! Clean residual min=-0.002970 max=0.003135 Jy/beam ! Clean residual mean=0.000034 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.556948 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 127 components and 0.556948 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.546 mas, bmaj=4.415 mas, bpa=14.9 degrees ! Estimated noise=1.00176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000972946 Jy ! Component: 100 - total flux cleaned = -0.00090117 Jy ! Component: 150 - total flux cleaned = -0.000901211 Jy ! Component: 200 - total flux cleaned = -0.000780342 Jy ! Total flux subtracted in 200 components = -0.000780342 Jy ! Clean residual min=-0.003306 max=0.003287 Jy/beam ! Clean residual mean=0.000017 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.556168 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 144 components and 0.556167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067750Jy sigma=0.890326 ! Fit after self-cal, rms=0.067642Jy sigma=0.889273 wmodel J2257+0743_S_map.mod ! Writing 144 model components to file: J2257+0743_S_map.mod wobs J2257+0743_S_uvs.fits ! Writing UV FITS file: J2257+0743_S_uvs.fits wwins J2257+0743_S_map.win ! wwins: Wrote 8 windows to J2257+0743_S_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 = -4.57761e-05 Jy ! Component: 100 - total flux cleaned = -0.000321521 Jy ! Component: 150 - total flux cleaned = -0.00048035 Jy ! Component: 200 - total flux cleaned = -0.000430446 Jy ! Component: 250 - total flux cleaned = -0.000382017 Jy ! Component: 300 - total flux cleaned = -0.000238357 Jy ! Component: 350 - total flux cleaned = 4.08688e-05 Jy ! Component: 400 - total flux cleaned = 4.04832e-05 Jy ! Component: 450 - total flux cleaned = 0.000130557 Jy ! Component: 500 - total flux cleaned = 0.000262445 Jy ! Component: 550 - total flux cleaned = 0.00017651 Jy ! Component: 600 - total flux cleaned = 0.000261245 Jy ! Component: 650 - total flux cleaned = 0.000176832 Jy ! Component: 700 - total flux cleaned = 0.000135809 Jy ! Component: 750 - total flux cleaned = 0.000135669 Jy ! Component: 800 - total flux cleaned = 0.000135523 Jy ! Component: 850 - total flux cleaned = 0.000135408 Jy ! Component: 900 - total flux cleaned = 0.000212814 Jy ! Component: 950 - total flux cleaned = 0.000326529 Jy ! Component: 1000 - total flux cleaned = 0.00025119 Jy ! Component: 1050 - total flux cleaned = 0.000251935 Jy ! Component: 1100 - total flux cleaned = 0.000472963 Jy ! Component: 1150 - total flux cleaned = 0.000545392 Jy ! Component: 1200 - total flux cleaned = 0.000653764 Jy ! Component: 1250 - total flux cleaned = 0.000760311 Jy ! Component: 1300 - total flux cleaned = 0.000866354 Jy ! Component: 1350 - total flux cleaned = 0.00090136 Jy ! Component: 1400 - total flux cleaned = 0.00107343 Jy ! Component: 1450 - total flux cleaned = 0.00110806 Jy ! Component: 1500 - total flux cleaned = 0.00127714 Jy ! Component: 1550 - total flux cleaned = 0.00137683 Jy ! Component: 1600 - total flux cleaned = 0.00154212 Jy ! Component: 1650 - total flux cleaned = 0.0015097 Jy ! Component: 1700 - total flux cleaned = 0.00167171 Jy ! Component: 1750 - total flux cleaned = 0.00183263 Jy ! Component: 1800 - total flux cleaned = 0.00199181 Jy ! Component: 1850 - total flux cleaned = 0.00211805 Jy ! Component: 1900 - total flux cleaned = 0.00230558 Jy ! Component: 1950 - total flux cleaned = 0.00249198 Jy ! Component: 2000 - total flux cleaned = 0.00252281 Jy ! Component: 2050 - total flux cleaned = 0.00276761 Jy ! Component: 2100 - total flux cleaned = 0.0028894 Jy ! Component: 2150 - total flux cleaned = 0.00304004 Jy ! Component: 2200 - total flux cleaned = 0.00324908 Jy ! Component: 2250 - total flux cleaned = 0.00345638 Jy ! Component: 2300 - total flux cleaned = 0.00348586 Jy ! Component: 2350 - total flux cleaned = 0.00366094 Jy ! Component: 2400 - total flux cleaned = 0.00377669 Jy ! Component: 2450 - total flux cleaned = 0.00389179 Jy ! Component: 2500 - total flux cleaned = 0.00394888 Jy ! Component: 2550 - total flux cleaned = 0.00411902 Jy ! Component: 2600 - total flux cleaned = 0.00423162 Jy ! Component: 2650 - total flux cleaned = 0.00442714 Jy ! Component: 2700 - total flux cleaned = 0.0045385 Jy ! Component: 2750 - total flux cleaned = 0.00462109 Jy ! Component: 2800 - total flux cleaned = 0.00473057 Jy ! Component: 2850 - total flux cleaned = 0.00481236 Jy ! Component: 2900 - total flux cleaned = 0.00494731 Jy ! Component: 2950 - total flux cleaned = 0.00505488 Jy ! Component: 3000 - total flux cleaned = 0.00526841 Jy ! Component: 3050 - total flux cleaned = 0.0054009 Jy ! Component: 3100 - total flux cleaned = 0.0055325 Jy ! Component: 3150 - total flux cleaned = 0.00566371 Jy ! Component: 3200 - total flux cleaned = 0.00571563 Jy ! Component: 3250 - total flux cleaned = 0.00594862 Jy ! Component: 3300 - total flux cleaned = 0.00602566 Jy ! Component: 3350 - total flux cleaned = 0.00620465 Jy ! Component: 3400 - total flux cleaned = 0.00620465 Jy ! Component: 3450 - total flux cleaned = 0.00635646 Jy ! Component: 3500 - total flux cleaned = 0.00640669 Jy ! Component: 3550 - total flux cleaned = 0.00640685 Jy ! Component: 3600 - total flux cleaned = 0.00658102 Jy ! Component: 3650 - total flux cleaned = 0.00670473 Jy ! Component: 3700 - total flux cleaned = 0.00660628 Jy ! Component: 3750 - total flux cleaned = 0.00667974 Jy ! Component: 3800 - total flux cleaned = 0.00677744 Jy ! Component: 3850 - total flux cleaned = 0.00692251 Jy ! Component: 3900 - total flux cleaned = 0.00689804 Jy ! Component: 3950 - total flux cleaned = 0.00699413 Jy ! Component: 4000 - total flux cleaned = 0.00699401 Jy ! Component: 4050 - total flux cleaned = 0.00708896 Jy ! Total flux subtracted in 4096 components = 0.00713613 Jy ! Clean residual min=-0.001528 max=0.001453 Jy/beam ! Clean residual mean=0.000008 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.563304 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 467 components and 0.563303 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv126_uvs/J2257+0743_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.546 x 4.415 at 14.9 degrees (North through East) ! Clean map min=-0.0023284 max=0.41374 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv126_uvs/J2257+0743_S_map.fits wmodel /scr/pima/rv126_uvs/J2257+0743_S_map.mod ! Writing 467 model components to file: /scr/pima/rv126_uvs/J2257+0743_S_map.mod wobs /scr/pima/rv126_uvs/J2257+0743_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv126_uvs/J2257+0743_S_uvs.fits wwins /scr/pima/rv126_uvs/J2257+0743_S_map.win ! wwins: Wrote 9 windows to /scr/pima/rv126_uvs/J2257+0743_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.413743 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000459157 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.332929 0.332929 0.665858 1.33172 2.66343 5.32686 10.6537 21.3075 42.6149 85.2298 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.413 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 901.092 quit ! Quitting program ! Log file /scr/pima/rv126_uvs/J2257+0743_S_dfm.log closed on Sun Dec 23 07:43:28 2018