! Started logfile: /scr/pima/rv122_uvs/J2355+4950_S_dfm.log on Fri Jul 13 21:11:55 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23275 obs /scr/pima/rv122_uvs/J2355+4950_S_uva.fits ! Reading UV FITS file: /scr/pima/rv122_uvs/J2355+4950_S_uva.fits ! AN table 1: 46 integrations on 36 of 36 possible baselines. ! AN table 2: 57 integrations on 6 of 6 possible baselines. ! AN table 3: 20 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.430464 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2355+4950 ! ! 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 2.23275e+09 8e+06 1 8e+06 ! 02 2 2.26275e+09 8e+06 1 8e+06 ! 03 3 2.35275e+09 8e+06 1 8e+06 ! 04 4 2.37275e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 4680 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 J2355+4950_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 240 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! A total of 61 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 240 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! A total of 61 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 414 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 240 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! A total of 61 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.443866Jy sigma=18.852514 ! Fit after self-cal, rms=0.424123Jy sigma=5.459240 ! 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=3.043 mas, bmaj=3.135 mas, bpa=5.843 degrees ! Estimated noise=1.28054 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 = 0.65873 Jy ! Component: 100 - total flux cleaned = 0.87301 Jy ! Total flux subtracted in 100 components = 0.87301 Jy ! Clean residual min=-0.047312 max=0.108278 Jy/beam ! Clean residual mean=0.000079 rms=0.012588 Jy/beam ! Combined flux in latest and established models = 0.87301 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.87301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.407328Jy sigma=5.006865 ! Fit after self-cal, rms=0.406650Jy sigma=4.999857 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123966 Jy ! Component: 100 - total flux cleaned = 0.202132 Jy ! Total flux subtracted in 100 components = 0.202132 Jy ! Clean residual min=-0.037291 max=0.100313 Jy/beam ! Clean residual mean=0.000118 rms=0.010575 Jy/beam ! Combined flux in latest and established models = 1.07514 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 1.07514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333597Jy sigma=4.152680 ! Fit after self-cal, rms=0.332983Jy sigma=4.145870 ! Inverting map ! Added new window around map position (8.5, -30.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0871807 Jy ! Component: 100 - total flux cleaned = 0.14011 Jy ! Total flux subtracted in 100 components = 0.14011 Jy ! Clean residual min=-0.033253 max=0.086428 Jy/beam ! Clean residual mean=0.000098 rms=0.009153 Jy/beam ! Combined flux in latest and established models = 1.21525 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 1.21525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298592Jy sigma=3.677978 ! Fit after self-cal, rms=0.295916Jy sigma=3.648490 ! Inverting map ! Added new window around map position (-6.5, 16.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0729946 Jy ! Component: 100 - total flux cleaned = 0.113724 Jy ! Total flux subtracted in 100 components = 0.113724 Jy ! Clean residual min=-0.027806 max=0.059046 Jy/beam ! Clean residual mean=0.000087 rms=0.007902 Jy/beam ! Combined flux in latest and established models = 1.32898 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 1.32898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268586Jy sigma=3.278939 ! Fit after self-cal, rms=0.266987Jy sigma=3.254183 ! Inverting map ! Added new window around map position (16, -27). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0541795 Jy ! Component: 100 - total flux cleaned = 0.0904679 Jy ! Total flux subtracted in 100 components = 0.0904679 Jy ! Clean residual min=-0.025057 max=0.043695 Jy/beam ! Clean residual mean=0.000073 rms=0.007028 Jy/beam ! Combined flux in latest and established models = 1.41944 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 77 components and 1.41944 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247584Jy sigma=2.988555 ! Fit after self-cal, rms=0.246760Jy sigma=2.976152 ! Inverting map ! Added new window around map position (6, -24). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0429396 Jy ! Component: 100 - total flux cleaned = 0.0743113 Jy ! Total flux subtracted in 100 components = 0.0743113 Jy ! Clean residual min=-0.024475 max=0.036206 Jy/beam ! Clean residual mean=0.000066 rms=0.006510 Jy/beam ! Combined flux in latest and established models = 1.49375 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 91 components and 1.49375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233890Jy sigma=2.790383 ! Fit after self-cal, rms=0.233077Jy sigma=2.783011 ! 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=3.363 mas, bmaj=3.578 mas, bpa=0.4047 degrees ! Estimated noise=1.05225 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 (-15, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0659793 Jy ! Component: 100 - total flux cleaned = 0.118729 Jy ! Component: 150 - total flux cleaned = 0.164815 Jy ! Component: 200 - total flux cleaned = 0.205403 Jy ! Total flux subtracted in 200 components = 0.205403 Jy ! Clean residual min=-0.026051 max=0.042205 Jy/beam ! Clean residual mean=0.000861 rms=0.007890 Jy/beam ! Combined flux in latest and established models = 1.69916 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 133 components and 1.69916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195124Jy sigma=2.349428 ! Fit after self-cal, rms=0.193583Jy sigma=2.334164 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.363 x 3.578 at 0.4047 degrees (North through East) ! Clean map min=-0.024172 max=0.88971 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: ! BR 1.10 HN 1.02 KP 0.93 LA 0.89 ! MK 0.95 NY 1.05 OV 0.91 PT 0.95 ! SC 0.91 ! ! A total of 120 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 NY 1.06 ON 1.00 WZ 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.14 FD 1.08 HN 0.94 KP 0.89 ! LA 0.84 MK 1.01 OV 0.93 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.97 KP 0.95 LA 0.87 ! MK 1.05 NY 1.02 OV 1.03 PT 0.98 ! SC 1.10 ! ! A total of 120 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 NY 1.03 ON 1.04 WZ 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.11 FD 1.05 HN 0.93 KP 0.93 ! LA 0.84 MK 1.06 OV 0.78 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* HN 0.00* KP 0.00* LA 0.00* ! MK 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 1.00 KP 0.95 LA 0.89 ! MK 1.05 NY 1.11 OV 0.98 PT 0.98 ! SC 1.02 ! ! A total of 120 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 NY 1.23 ON 1.10 WZ 1.13 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.18 FD 1.11 HN 0.97 KP 0.92 ! LA 0.91 MK 1.12 OV 0.95 PT 0.98 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.193583Jy sigma=2.334164 ! Fit after self-cal, rms=0.122774Jy sigma=1.614156 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.401 mas, bmaj=3.69 mas, bpa=37.58 degrees ! Estimated noise=1.05765 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 (1, -21.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0292252 Jy ! Component: 100 - total flux cleaned = 0.0489629 Jy ! Component: 150 - total flux cleaned = 0.0643088 Jy ! Component: 200 - total flux cleaned = 0.0768345 Jy ! Total flux subtracted in 200 components = 0.0768345 Jy ! Clean residual min=-0.014373 max=0.016247 Jy/beam ! Clean residual mean=0.000039 rms=0.003358 Jy/beam ! Combined flux in latest and established models = 1.77599 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 169 components and 1.77599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113040Jy sigma=1.476216 ! Fit after self-cal, rms=0.112476Jy sigma=1.466615 ! 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=0.112476Jy sigma=1.466615 ! Fit after self-cal, rms=0.099717Jy sigma=1.195329 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.412 mas, bmaj=3.673 mas, bpa=35.85 degrees ! Estimated noise=1.05476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166396 Jy ! Component: 100 - total flux cleaned = 0.0285619 Jy ! Component: 150 - total flux cleaned = 0.0379121 Jy ! Component: 200 - total flux cleaned = 0.043507 Jy ! Total flux subtracted in 200 components = 0.043507 Jy ! Clean residual min=-0.008487 max=0.010894 Jy/beam ! Clean residual mean=0.000019 rms=0.002129 Jy/beam ! Combined flux in latest and established models = 1.8195 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 187 components and 1.8195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095462Jy sigma=1.131038 ! Fit after self-cal, rms=0.095252Jy sigma=1.127102 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 (11, -18). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00673736 Jy ! Component: 100 - total flux cleaned = 0.0103161 Jy ! Component: 150 - total flux cleaned = 0.0121628 Jy ! Component: 200 - total flux cleaned = 0.0133764 Jy ! Total flux subtracted in 200 components = 0.0133764 Jy ! Clean residual min=-0.008035 max=0.007791 Jy/beam ! Clean residual mean=-0.000013 rms=0.001947 Jy/beam ! Combined flux in latest and established models = 1.83288 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 205 components and 1.83288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093599Jy sigma=1.099820 ! Fit after self-cal, rms=0.093457Jy sigma=1.098618 ! 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=0.093457Jy sigma=1.098618 ! Fit after self-cal, rms=0.091961Jy sigma=1.082000 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.412 mas, bmaj=3.673 mas, bpa=36.09 degrees ! Estimated noise=1.05278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00850511 Jy ! Component: 100 - total flux cleaned = 0.0126803 Jy ! Component: 150 - total flux cleaned = 0.0151593 Jy ! Component: 200 - total flux cleaned = 0.0178429 Jy ! Total flux subtracted in 200 components = 0.0178429 Jy ! Clean residual min=-0.006456 max=0.007920 Jy/beam ! Clean residual mean=0.000020 rms=0.001700 Jy/beam ! Combined flux in latest and established models = 1.85072 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 217 components and 1.85072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090552Jy sigma=1.058864 ! Fit after self-cal, rms=0.090493Jy sigma=1.058077 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, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359265 Jy ! Component: 100 - total flux cleaned = 0.00529799 Jy ! Component: 150 - total flux cleaned = 0.00665518 Jy ! Component: 200 - total flux cleaned = 0.00792162 Jy ! Total flux subtracted in 200 components = 0.00792162 Jy ! Clean residual min=-0.006376 max=0.006763 Jy/beam ! Clean residual mean=0.000003 rms=0.001595 Jy/beam ! Combined flux in latest and established models = 1.85864 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 231 components and 1.85864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089532Jy sigma=1.041326 ! Fit after self-cal, rms=0.089474Jy sigma=1.040574 ! Inverting map ! Added new window around map position (-16.5, 28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00426269 Jy ! Component: 100 - total flux cleaned = 0.00480448 Jy ! Component: 150 - total flux cleaned = 0.00513724 Jy ! Component: 200 - total flux cleaned = 0.00545153 Jy ! Total flux subtracted in 200 components = 0.00545153 Jy ! Clean residual min=-0.006301 max=0.006203 Jy/beam ! Clean residual mean=-0.000010 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 1.86409 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 247 components and 1.86409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088730Jy sigma=1.028588 ! Fit after self-cal, rms=0.088675Jy sigma=1.028091 ! Inverting map ! Added new window around map position (-1.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263448 Jy ! Component: 100 - total flux cleaned = 0.00313313 Jy ! Component: 150 - total flux cleaned = 0.00386901 Jy ! Component: 200 - total flux cleaned = 0.00400748 Jy ! Total flux subtracted in 200 components = 0.00400748 Jy ! Clean residual min=-0.006693 max=0.005798 Jy/beam ! Clean residual mean=-0.000018 rms=0.001431 Jy/beam ! Combined flux in latest and established models = 1.8681 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 262 components and 1.8681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088092Jy sigma=1.017631 ! Fit after self-cal, rms=0.088036Jy sigma=1.016760 ! 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=0.088036Jy sigma=1.016760 ! Fit after self-cal, rms=0.087419Jy sigma=1.007990 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.978 mas, bmaj=8.991 mas, bpa=88.66 degrees ! Estimated noise=1.54102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00866952 Jy ! Component: 100 - total flux cleaned = 0.0145159 Jy ! Component: 150 - total flux cleaned = 0.018556 Jy ! Component: 200 - total flux cleaned = 0.0202485 Jy ! Total flux subtracted in 200 components = 0.0202485 Jy ! Clean residual min=-0.006669 max=0.005715 Jy/beam ! Clean residual mean=-0.000040 rms=0.001799 Jy/beam ! Combined flux in latest and established models = 1.88835 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 306 components and 1.88835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086950Jy sigma=1.000850 ! Fit after self-cal, rms=0.086943Jy sigma=1.000162 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 = 0.00142958 Jy ! Component: 100 - total flux cleaned = 0.00282164 Jy ! Component: 150 - total flux cleaned = 0.00389351 Jy ! Component: 200 - total flux cleaned = 0.00457297 Jy ! Total flux subtracted in 200 components = 0.00457297 Jy ! Clean residual min=-0.006604 max=0.005558 Jy/beam ! Clean residual mean=-0.000069 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 1.89292 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 323 components and 1.89292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086813Jy sigma=0.997941 ! Fit after self-cal, rms=0.086810Jy sigma=0.997559 ! 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=3.409 mas, bmaj=3.677 mas, bpa=36.05 degrees ! Estimated noise=1.05062 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.409 x 3.677 at 36.05 degrees (North through East) ! Clean map min=-0.0054283 max=0.86797 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. ! ! Fit before self-cal, rms=0.086810Jy sigma=0.997559 ! Fit after self-cal, rms=0.072949Jy sigma=0.852433 ! Inverting map and beam ! Estimated beam: bmin=3.413 mas, bmaj=3.676 mas, bpa=36.31 degrees ! Estimated noise=1.0504 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206326 Jy ! Component: 100 - total flux cleaned = 0.00314039 Jy ! Component: 150 - total flux cleaned = 0.00408504 Jy ! Component: 200 - total flux cleaned = 0.00482909 Jy ! Total flux subtracted in 200 components = 0.00482909 Jy ! Clean residual min=-0.004964 max=0.005713 Jy/beam ! Clean residual mean=-0.000002 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 1.89775 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 335 components and 1.89775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072389Jy sigma=0.842780 ! Fit after self-cal, rms=0.072367Jy sigma=0.842263 ! Inverting map ! Added new window around map position (-0.5, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322276 Jy ! Component: 100 - total flux cleaned = 0.00347101 Jy ! Component: 150 - total flux cleaned = 0.00395419 Jy ! Component: 200 - total flux cleaned = 0.0046373 Jy ! Total flux subtracted in 200 components = 0.0046373 Jy ! Clean residual min=-0.004981 max=0.004606 Jy/beam ! Clean residual mean=-0.000011 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 1.90239 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 353 components and 1.90239 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071855Jy sigma=0.834155 ! Fit after self-cal, rms=0.071847Jy sigma=0.833791 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071847Jy sigma=0.833791 ! Fit after self-cal, rms=0.071679Jy sigma=0.832190 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=3.073 mas, bmaj=3.267 mas, bpa=43.09 degrees ! Estimated noise=1.31842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.650454 Jy ! Component: 100 - total flux cleaned = 0.867256 Jy ! Component: 150 - total flux cleaned = 1.00568 Jy ! Component: 200 - total flux cleaned = 1.10577 Jy ! Total flux subtracted in 200 components = 1.10577 Jy ! Clean residual min=-0.030427 max=0.057451 Jy/beam ! Clean residual mean=0.000114 rms=0.008114 Jy/beam ! Combined flux in latest and established models = 1.10577 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 1.10577 Jy ! Inverting map and beam ! Estimated beam: bmin=3.41 mas, bmaj=3.677 mas, bpa=36.66 degrees ! Estimated noise=1.04972 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 = 0.121935 Jy ! Component: 100 - total flux cleaned = 0.213733 Jy ! Component: 150 - total flux cleaned = 0.288453 Jy ! Component: 200 - total flux cleaned = 0.351268 Jy ! Total flux subtracted in 200 components = 0.351268 Jy ! Clean residual min=-0.022613 max=0.038514 Jy/beam ! Clean residual mean=0.000945 rms=0.007837 Jy/beam ! Combined flux in latest and established models = 1.45704 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 82 components and 1.45704 Jy ! Inverting map ! Added new window around map position (-8.5, 12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0538063 Jy ! Component: 100 - total flux cleaned = 0.100242 Jy ! Component: 150 - total flux cleaned = 0.14058 Jy ! Component: 200 - total flux cleaned = 0.17581 Jy ! Total flux subtracted in 200 components = 0.17581 Jy ! Clean residual min=-0.014072 max=0.024202 Jy/beam ! Clean residual mean=0.000574 rms=0.004767 Jy/beam ! Combined flux in latest and established models = 1.63285 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 154 components and 1.63285 Jy ! Inverting map ! Added new window around map position (11, -25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0310733 Jy ! Component: 100 - total flux cleaned = 0.0581528 Jy ! Component: 150 - total flux cleaned = 0.0819625 Jy ! Component: 200 - total flux cleaned = 0.102954 Jy ! Total flux subtracted in 200 components = 0.102954 Jy ! Clean residual min=-0.010023 max=0.014138 Jy/beam ! Clean residual mean=0.000356 rms=0.003069 Jy/beam ! Combined flux in latest and established models = 1.7358 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 211 components and 1.7358 Jy ! Inverting map ! Added new window around map position (2.5, -28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187115 Jy ! Component: 100 - total flux cleaned = 0.0353006 Jy ! Component: 150 - total flux cleaned = 0.0501033 Jy ! Component: 200 - total flux cleaned = 0.0633489 Jy ! Total flux subtracted in 200 components = 0.0633489 Jy ! Clean residual min=-0.007943 max=0.009235 Jy/beam ! Clean residual mean=0.000222 rms=0.002118 Jy/beam ! Combined flux in latest and established models = 1.79915 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 277 components and 1.79915 Jy ! Inverting map ! Added new window around map position (13, -32.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119963 Jy ! Component: 100 - total flux cleaned = 0.0227484 Jy ! Component: 150 - total flux cleaned = 0.0324621 Jy ! Component: 200 - total flux cleaned = 0.0412483 Jy ! Total flux subtracted in 200 components = 0.0412483 Jy ! Clean residual min=-0.006472 max=0.006527 Jy/beam ! Clean residual mean=0.000134 rms=0.001570 Jy/beam ! Combined flux in latest and established models = 1.8404 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 320 components and 1.8404 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=7.96 mas, bmaj=8.98 mas, bpa=88.34 degrees ! Estimated noise=1.54168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175032 Jy ! Component: 100 - total flux cleaned = 0.0304895 Jy ! Component: 150 - total flux cleaned = 0.0406012 Jy ! Component: 200 - total flux cleaned = 0.0485659 Jy ! Total flux subtracted in 200 components = 0.0485659 Jy ! Clean residual min=-0.005833 max=0.005612 Jy/beam ! Clean residual mean=0.000088 rms=0.001770 Jy/beam ! Combined flux in latest and established models = 1.88896 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 = 0.00632762 Jy ! Component: 100 - total flux cleaned = 0.0114096 Jy ! Component: 150 - total flux cleaned = 0.0155225 Jy ! Component: 200 - total flux cleaned = 0.0188578 Jy ! Total flux subtracted in 200 components = 0.0188578 Jy ! Clean residual min=-0.005197 max=0.004523 Jy/beam ! Clean residual mean=-0.000022 rms=0.001446 Jy/beam ! Combined flux in latest and established models = 1.90782 Jy ! Adding 158 model components to the UV plane model. ! The established model now contains 450 components and 1.90782 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.41 mas, bmaj=3.677 mas, bpa=36.66 degrees ! Estimated noise=1.04972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.72963e-05 Jy ! Component: 100 - total flux cleaned = 0.00124812 Jy ! Component: 150 - total flux cleaned = 0.00189412 Jy ! Component: 200 - total flux cleaned = 0.00225509 Jy ! Total flux subtracted in 200 components = 0.00225509 Jy ! Clean residual min=-0.004607 max=0.004363 Jy/beam ! Clean residual mean=-0.000014 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 1.91007 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 480 components and 1.91007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070623Jy sigma=0.817931 ! Fit after self-cal, rms=0.070250Jy sigma=0.812573 wmodel J2355+4950_S_map.mod ! Writing 480 model components to file: J2355+4950_S_map.mod wobs J2355+4950_S_uvs.fits ! Writing UV FITS file: J2355+4950_S_uvs.fits wwins J2355+4950_S_map.win ! wwins: Wrote 16 windows to J2355+4950_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 = -0.000959859 Jy ! Component: 100 - total flux cleaned = -0.00103063 Jy ! Component: 150 - total flux cleaned = -0.00137246 Jy ! Component: 200 - total flux cleaned = -0.00137089 Jy ! Component: 250 - total flux cleaned = -0.00143446 Jy ! Component: 300 - total flux cleaned = -0.00149712 Jy ! Component: 350 - total flux cleaned = -0.001558 Jy ! Component: 400 - total flux cleaned = -0.00167769 Jy ! Component: 450 - total flux cleaned = -0.00173559 Jy ! Component: 500 - total flux cleaned = -0.00185014 Jy ! Component: 550 - total flux cleaned = -0.00196219 Jy ! Component: 600 - total flux cleaned = -0.00196093 Jy ! Component: 650 - total flux cleaned = -0.00185051 Jy ! Component: 700 - total flux cleaned = -0.00184975 Jy ! Component: 750 - total flux cleaned = -0.00174275 Jy ! Component: 800 - total flux cleaned = -0.00158501 Jy ! Component: 850 - total flux cleaned = -0.00158543 Jy ! Component: 900 - total flux cleaned = -0.00143274 Jy ! Component: 950 - total flux cleaned = -0.00153402 Jy ! Component: 1000 - total flux cleaned = -0.00143351 Jy ! Component: 1050 - total flux cleaned = -0.0015802 Jy ! Component: 1100 - total flux cleaned = -0.00148243 Jy ! Component: 1150 - total flux cleaned = -0.00153017 Jy ! Component: 1200 - total flux cleaned = -0.00152953 Jy ! Component: 1250 - total flux cleaned = -0.00157686 Jy ! Component: 1300 - total flux cleaned = -0.00189949 Jy ! Component: 1350 - total flux cleaned = -0.00199075 Jy ! Component: 1400 - total flux cleaned = -0.00212669 Jy ! Component: 1450 - total flux cleaned = -0.00230491 Jy ! Component: 1500 - total flux cleaned = -0.00243735 Jy ! Component: 1550 - total flux cleaned = -0.00256883 Jy ! Component: 1600 - total flux cleaned = -0.00256925 Jy ! Component: 1650 - total flux cleaned = -0.00278375 Jy ! Component: 1700 - total flux cleaned = -0.00291094 Jy ! Component: 1750 - total flux cleaned = -0.00295269 Jy ! Component: 1800 - total flux cleaned = -0.00307807 Jy ! Component: 1850 - total flux cleaned = -0.00316027 Jy ! Component: 1900 - total flux cleaned = -0.00316028 Jy ! Component: 1950 - total flux cleaned = -0.00336266 Jy ! Component: 2000 - total flux cleaned = -0.00340255 Jy ! Component: 2050 - total flux cleaned = -0.00336273 Jy ! Component: 2100 - total flux cleaned = -0.00336259 Jy ! Component: 2150 - total flux cleaned = -0.00340185 Jy ! Component: 2200 - total flux cleaned = -0.00351747 Jy ! Component: 2250 - total flux cleaned = -0.00351772 Jy ! Component: 2300 - total flux cleaned = -0.00359419 Jy ! Component: 2350 - total flux cleaned = -0.00366969 Jy ! Component: 2400 - total flux cleaned = -0.00366949 Jy ! Component: 2450 - total flux cleaned = -0.00378132 Jy ! Component: 2500 - total flux cleaned = -0.00396566 Jy ! Component: 2550 - total flux cleaned = -0.00392893 Jy ! Component: 2600 - total flux cleaned = -0.00403829 Jy ! Component: 2650 - total flux cleaned = -0.00421836 Jy ! Component: 2700 - total flux cleaned = -0.00436143 Jy ! Component: 2750 - total flux cleaned = -0.00432559 Jy ! Component: 2800 - total flux cleaned = -0.00457263 Jy ! Component: 2850 - total flux cleaned = -0.00467747 Jy ! Component: 2900 - total flux cleaned = -0.00460766 Jy ! Component: 2950 - total flux cleaned = -0.0046771 Jy ! Component: 3000 - total flux cleaned = -0.00491714 Jy ! Component: 3050 - total flux cleaned = -0.0051208 Jy ! Component: 3100 - total flux cleaned = -0.00512086 Jy ! Component: 3150 - total flux cleaned = -0.0051208 Jy ! Component: 3200 - total flux cleaned = -0.00535398 Jy ! Component: 3250 - total flux cleaned = -0.00542017 Jy ! Component: 3300 - total flux cleaned = -0.00558421 Jy ! Component: 3350 - total flux cleaned = -0.00571439 Jy ! Component: 3400 - total flux cleaned = -0.00564957 Jy ! Component: 3450 - total flux cleaned = -0.00581114 Jy ! Component: 3500 - total flux cleaned = -0.00584325 Jy ! Component: 3550 - total flux cleaned = -0.006034 Jy ! Component: 3600 - total flux cleaned = -0.00597075 Jy ! Component: 3650 - total flux cleaned = -0.00606481 Jy ! Component: 3700 - total flux cleaned = -0.00612717 Jy ! Component: 3750 - total flux cleaned = -0.00615788 Jy ! Component: 3800 - total flux cleaned = -0.0062503 Jy ! Component: 3850 - total flux cleaned = -0.00634231 Jy ! Component: 3900 - total flux cleaned = -0.00643352 Jy ! Component: 3950 - total flux cleaned = -0.00649397 Jy ! Component: 4000 - total flux cleaned = -0.00649431 Jy ! Component: 4050 - total flux cleaned = -0.0066736 Jy ! Total flux subtracted in 4096 components = -0.00667384 Jy ! Clean residual min=-0.002123 max=0.001481 Jy/beam ! Clean residual mean=-0.000008 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 1.9034 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 784 components and 1.9034 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv122_uvs/J2355+4950_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.41 x 3.677 at 36.66 degrees (North through East) ! Clean map min=-0.0032614 max=0.87177 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv122_uvs/J2355+4950_S_map.fits wmodel /scr/pima/rv122_uvs/J2355+4950_S_map.mod ! Writing 784 model components to file: /scr/pima/rv122_uvs/J2355+4950_S_map.mod wobs /scr/pima/rv122_uvs/J2355+4950_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv122_uvs/J2355+4950_S_uvs.fits wwins /scr/pima/rv122_uvs/J2355+4950_S_map.win ! wwins: Wrote 17 windows to /scr/pima/rv122_uvs/J2355+4950_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.871774 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000515924 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.177543 0.177543 0.355085 0.710171 1.42034 2.84068 5.68137 11.3627 22.7255 45.4509 90.9019 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.871 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1689.73 quit ! Quitting program ! Log file /scr/pima/rv122_uvs/J2355+4950_S_dfm.log closed on Fri Jul 13 21:12:00 2018