! Started logfile: /vlbi/vcs9/uvm//J1642+6856_X_a_dfm.log on Tue Dec 26 22:46:27 2017 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 /vlbi/vcs9/uvm//J1642+6856_X_a_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1642+6856_X_a_uvm.fits ! AN table 1: 22 integrations on 36 of 36 possible baselines. ! AN table 2: 28 integrations on 28 of 28 possible baselines. ! AN table 3: 20 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.80618 visibilities/baseline/integration-bin. ! Found source: J1642+6856 ! ! 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 94 lines of history. ! ! Reading 13776 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_02.dfm J1642+6856_X] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 60 float amp_soltime2 amp_soltime2 = 5 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.1 float win_mult win_mult = 1.8 float time_av time_av = 30 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_02.dvm version of 2017.12.26 === " ! === Difmap script: pima_mupet_02.dvm version of 2017.12.26 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 1.12848 Jy 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 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.495934Jy sigma=31.996131 ! Fit after self-cal, rms=0.372934Jy sigma=7.784738 ! 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. peakwin win_mult ! Inverting map and beam ! Estimated beam: bmin=0.7879 mas, bmaj=2.721 mas, bpa=-89.95 degrees ! Estimated noise=0.556682 mJy/beam. ! Added new window around map position (0, 0). 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.796751 Jy ! Component: 100 - total flux cleaned = 1.01932 Jy ! Total flux subtracted in 100 components = 1.01932 Jy ! Clean residual min=-0.064666 max=0.182807 Jy/beam ! Clean residual mean=-0.000392 rms=0.017544 Jy/beam ! Combined flux in latest and established models = 1.01932 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.01932 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=0.339897Jy sigma=7.019925 ! Fit after self-cal, rms=0.337587Jy sigma=7.002534 ! Inverting map ! Added new window around map position (-0.4, -1.2). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.191799 Jy ! Component: 100 - total flux cleaned = 0.230474 Jy ! Total flux subtracted in 100 components = 0.230474 Jy ! Clean residual min=-0.052314 max=0.126362 Jy/beam ! Clean residual mean=-0.000194 rms=0.011969 Jy/beam ! Combined flux in latest and established models = 1.24979 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 1.24979 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=0.229253Jy sigma=4.571093 ! Fit after self-cal, rms=0.206996Jy sigma=4.144798 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0590719 Jy ! Component: 100 - total flux cleaned = 0.0551597 Jy ! Total flux subtracted in 100 components = 0.0551597 Jy ! Clean residual min=-0.036736 max=0.066438 Jy/beam ! Clean residual mean=-0.000147 rms=0.008316 Jy/beam ! Combined flux in latest and established models = 1.30495 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 1.30495 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=0.173059Jy sigma=3.432330 ! Fit after self-cal, rms=0.163043Jy sigma=3.250707 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0321642 Jy ! Component: 100 - total flux cleaned = 0.0282366 Jy ! Total flux subtracted in 100 components = 0.0282366 Jy ! Clean residual min=-0.029557 max=0.041254 Jy/beam ! Clean residual mean=-0.000124 rms=0.006729 Jy/beam ! Combined flux in latest and established models = 1.33319 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 1.33319 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=0.150175Jy sigma=2.981376 ! Fit after self-cal, rms=0.146341Jy sigma=2.912941 ! Inverting map ! Added new window around map position (-8.8, 6.2). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0460438 Jy ! Component: 100 - total flux cleaned = 0.0436406 Jy ! Total flux subtracted in 100 components = 0.0436406 Jy ! Clean residual min=-0.025966 max=0.027844 Jy/beam ! Clean residual mean=-0.000098 rms=0.005804 Jy/beam ! Combined flux in latest and established models = 1.37683 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 1.37683 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=0.138461Jy sigma=2.748999 ! Fit after self-cal, rms=0.136672Jy sigma=2.715152 ! Inverting map print "============== Finished uniform weighting CLEAN ==============" ! ============== Finished uniform weighting CLEAN ============== ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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=1.087 mas, bmaj=3.184 mas, bpa=88.81 degrees ! Estimated noise=0.282896 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00873509 Jy ! Component: 100 - total flux cleaned = 0.00739596 Jy ! Component: 150 - total flux cleaned = 0.00668527 Jy ! Component: 200 - total flux cleaned = 0.00607905 Jy ! Total flux subtracted in 200 components = 0.00607905 Jy ! Clean residual min=-0.028511 max=0.025497 Jy/beam ! Clean residual mean=-0.000321 rms=0.006663 Jy/beam ! Combined flux in latest and established models = 1.38291 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 1.38291 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=0.134876Jy sigma=2.664163 ! Fit after self-cal, rms=0.134386Jy sigma=2.658095 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.998902 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.96 KP 1.01 ! LA 0.97 MK 1.17 NL 0.97 OV 0.96 ! PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01981 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 1.06 KP 0.96 ! LA 0.98 OV 0.99 PT 0.96 SC 0.92 ! ! Amplitude normalization factor in sub-array 3: 0.931512 ! Telescope amplitude corrections in sub-array 3: ! BR 1.14 HN 1.04 KP 1.34 LA 1.07 ! MK 0.94 NL 1.04 OV 1.09 PT 0.92 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.999023 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.96 KP 1.00 ! LA 0.97 MK 1.16 NL 0.96 OV 0.98 ! PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02165 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 1.06 KP 0.96 ! LA 0.98 OV 0.99 PT 0.96 SC 0.91 ! ! Amplitude normalization factor in sub-array 3: 0.943645 ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 HN 1.01 KP 1.28 LA 1.10 ! MK 0.94 NL 1.04 OV 1.07 PT 0.94 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.99867 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.97 KP 1.00 ! LA 0.97 MK 1.15 NL 0.96 OV 0.97 ! PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02332 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 HN 1.05 KP 0.96 ! LA 0.98 OV 1.00 PT 0.96 SC 0.90 ! ! Amplitude normalization factor in sub-array 3: 0.943833 ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 HN 1.02 KP 1.27 LA 1.07 ! MK 0.94 NL 1.04 OV 1.09 PT 0.94 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.999517 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.97 KP 1.00 ! LA 0.97 MK 1.14 NL 0.96 OV 0.98 ! PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02627 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 HN 1.05 KP 0.96 ! LA 0.98 OV 0.99 PT 0.96 SC 0.90 ! ! Amplitude normalization factor in sub-array 3: 0.947544 ! Telescope amplitude corrections in sub-array 3: ! BR 1.16 HN 1.02 KP 1.26 LA 1.08 ! MK 0.93 NL 1.01 OV 1.08 PT 0.91 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00301 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.97 KP 1.00 ! LA 0.97 MK 1.09 NL 0.97 OV 0.98 ! PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02823 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 HN 1.03 KP 0.96 ! LA 0.98 OV 0.99 PT 0.96 SC 0.88 ! ! Amplitude normalization factor in sub-array 3: 0.942519 ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 HN 1.00 KP 1.30 LA 1.08 ! MK 0.92 NL 1.02 OV 1.09 PT 1.01 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00259 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.98 KP 1.00 ! LA 0.98 MK 1.09 NL 0.97 OV 0.98 ! PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02778 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 HN 1.04 KP 0.96 ! LA 0.98 OV 1.00 PT 0.96 SC 0.88 ! ! Amplitude normalization factor in sub-array 3: 0.946945 ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 HN 1.02 KP 1.23 LA 1.08 ! MK 0.98 NL 1.03 OV 1.10 PT 0.94 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00281 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.97 KP 1.01 ! LA 0.97 MK 1.09 NL 0.97 OV 0.98 ! PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02996 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.96 HN 1.03 KP 0.96 ! LA 0.98 OV 1.00 PT 0.96 SC 0.89 ! ! Amplitude normalization factor in sub-array 3: 0.935172 ! Telescope amplitude corrections in sub-array 3: ! BR 1.14 HN 1.05 KP 1.29 LA 1.08 ! MK 0.96 NL 1.01 OV 1.05 PT 0.97 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00608 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.97 KP 1.00 ! LA 0.97 MK 1.08 NL 0.97 OV 0.97 ! PT 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0318 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 HN 1.04 KP 0.95 ! LA 0.98 OV 1.00 PT 0.95 SC 0.88 ! ! Amplitude normalization factor in sub-array 3: 0.934085 ! Telescope amplitude corrections in sub-array 3: ! BR 1.13 HN 1.03 KP 1.24 LA 1.06 ! MK 0.95 NL 0.99 OV 1.11 PT 1.06 ! ! ! Fit before self-cal, rms=0.134386Jy sigma=2.658095 ! Fit after self-cal, rms=0.108831Jy sigma=2.088343 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 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=0.108831Jy sigma=2.088343 ! Fit after self-cal, rms=0.108827Jy sigma=2.088237 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=3.164 mas, bpa=88.69 degrees ! Estimated noise=0.280445 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00444759 Jy ! Component: 100 - total flux cleaned = -0.00257365 Jy ! Component: 150 - total flux cleaned = -0.00366131 Jy ! Component: 200 - total flux cleaned = -0.00277478 Jy ! Total flux subtracted in 200 components = -0.00277478 Jy ! Clean residual min=-0.018774 max=0.019912 Jy/beam ! Clean residual mean=-0.000224 rms=0.004987 Jy/beam ! Combined flux in latest and established models = 1.38013 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 72 components and 1.38013 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=0.106467Jy sigma=2.026339 ! Fit after self-cal, rms=0.106297Jy sigma=2.024740 ! Inverting map print "============== Finished amplitude gscale SELF-CAL ==============" ! ============== Finished amplitude gscale SELF-CAL ============== ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 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=0.106297Jy sigma=2.024740 ! Fit after self-cal, rms=0.105781Jy sigma=2.013602 dynam = dynam - 0.5 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000859131 Jy ! Component: 100 - total flux cleaned = 0.000871424 Jy ! Component: 150 - total flux cleaned = 0.00111322 Jy ! Component: 200 - total flux cleaned = 0.00131532 Jy ! Total flux subtracted in 200 components = 0.00131532 Jy ! Clean residual min=-0.018677 max=0.019291 Jy/beam ! Clean residual mean=-0.000222 rms=0.004927 Jy/beam ! Combined flux in latest and established models = 1.38145 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 1.38145 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=0.105131Jy sigma=1.996280 ! Fit after self-cal, rms=0.104734Jy sigma=1.990029 ! Inverting map print "=== Finished natural weighting clean with shorter phase_soltime " ! === Finished natural weighting clean with shorter phase_soltime ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.077 x 3.164 at 88.69 degrees (North through East) ! Clean map min=-0.017888 max=0.92088 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "============== Finished amplitude self-cal ==============" end if ! Performing amp+phase self-cal over 60 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=0.104734Jy sigma=1.990029 ! Fit after self-cal, rms=0.078305Jy sigma=1.446384 ! Performing phase self-cal over 0.5 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=0.078305Jy sigma=1.446384 ! Fit after self-cal, rms=0.078202Jy sigma=1.443000 ! Inverting map and beam ! Estimated beam: bmin=1.093 mas, bmaj=3.144 mas, bpa=89.17 degrees ! Estimated noise=0.281565 mJy/beam. ! Added new window around map position (-1.8, -11.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167658 Jy ! Component: 100 - total flux cleaned = 0.023318 Jy ! Component: 150 - total flux cleaned = 0.0255673 Jy ! Component: 200 - total flux cleaned = 0.0271231 Jy ! Total flux subtracted in 200 components = 0.0271231 Jy ! Clean residual min=-0.010951 max=0.013954 Jy/beam ! Clean residual mean=-0.000097 rms=0.002836 Jy/beam ! Combined flux in latest and established models = 1.40857 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 41 model components to the UV plane model. ! The established model now contains 117 components and 1.40857 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=0.072671Jy sigma=1.308533 ! Fit after self-cal, rms=0.072258Jy sigma=1.297361 ! Inverting map ! Added new window around map position (-0.4, -4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102653 Jy ! Component: 100 - total flux cleaned = 0.0130612 Jy ! Component: 150 - total flux cleaned = 0.0154701 Jy ! Component: 200 - total flux cleaned = 0.0165429 Jy ! Total flux subtracted in 200 components = 0.0165429 Jy ! Clean residual min=-0.008656 max=0.009989 Jy/beam ! Clean residual mean=-0.000056 rms=0.002375 Jy/beam ! Combined flux in latest and established models = 1.42512 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 141 components and 1.42512 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=0.068635Jy sigma=1.213075 ! Fit after self-cal, rms=0.068362Jy sigma=1.206592 ! Inverting map ! Added new window around map position (-21.8, -4.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330955 Jy ! Component: 100 - total flux cleaned = 0.00333836 Jy ! Component: 150 - total flux cleaned = 0.00487291 Jy ! Component: 200 - total flux cleaned = 0.00577491 Jy ! Total flux subtracted in 200 components = 0.00577491 Jy ! Clean residual min=-0.008443 max=0.010039 Jy/beam ! Clean residual mean=-0.000043 rms=0.002150 Jy/beam ! Combined flux in latest and established models = 1.43089 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 41 model components to the UV plane model. ! The established model now contains 170 components and 1.43089 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=0.065869Jy sigma=1.152857 ! Fit after self-cal, rms=0.065680Jy sigma=1.149249 ! Inverting map ! Added new window around map position (-47, 4.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00631541 Jy ! Component: 100 - total flux cleaned = 0.00898015 Jy ! Component: 150 - total flux cleaned = 0.0105772 Jy ! Component: 200 - total flux cleaned = 0.0111889 Jy ! Total flux subtracted in 200 components = 0.0111889 Jy ! Clean residual min=-0.008411 max=0.008863 Jy/beam ! Clean residual mean=-0.000020 rms=0.001914 Jy/beam ! Combined flux in latest and established models = 1.44208 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 47 model components to the UV plane model. ! The established model now contains 205 components and 1.44208 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=0.063696Jy sigma=1.103143 ! Fit after self-cal, rms=0.063421Jy sigma=1.098850 ! Inverting map ! Added new window around map position (12.8, 0.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00853274 Jy ! Component: 100 - total flux cleaned = 0.0103914 Jy ! Component: 150 - total flux cleaned = 0.011 Jy ! Component: 200 - total flux cleaned = 0.0104217 Jy ! Total flux subtracted in 200 components = 0.0104217 Jy ! Clean residual min=-0.007442 max=0.007413 Jy/beam ! Clean residual mean=0.000004 rms=0.001742 Jy/beam ! Combined flux in latest and established models = 1.4525 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 48 model components to the UV plane model. ! The established model now contains 242 components and 1.4525 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=0.061648Jy sigma=1.060392 ! Fit after self-cal, rms=0.061463Jy sigma=1.058227 ! Inverting map ! ============== Finished amplitude self-cal ============== print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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=0.7866 mas, bmaj=2.695 mas, bpa=-89.65 degrees ! Estimated noise=0.563967 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.845281 Jy ! Component: 100 - total flux cleaned = 1.1167 Jy ! Component: 150 - total flux cleaned = 1.24729 Jy ! Component: 200 - total flux cleaned = 1.31694 Jy ! Total flux subtracted in 200 components = 1.31694 Jy ! Clean residual min=-0.031785 max=0.035063 Jy/beam ! Clean residual mean=-0.000093 rms=0.005936 Jy/beam ! Combined flux in latest and established models = 1.31694 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 35 model components to the UV plane model. ! The established model now contains 35 components and 1.31694 Jy ! Inverting map and beam ! Estimated beam: bmin=1.093 mas, bmaj=3.144 mas, bpa=89.17 degrees ! Estimated noise=0.281565 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0608582 Jy ! Component: 100 - total flux cleaned = 0.0777583 Jy ! Component: 150 - total flux cleaned = 0.0957792 Jy ! Component: 200 - total flux cleaned = 0.10441 Jy ! Total flux subtracted in 200 components = 0.10441 Jy ! Clean residual min=-0.014643 max=0.014417 Jy/beam ! Clean residual mean=-0.000046 rms=0.003264 Jy/beam ! Combined flux in latest and established models = 1.42135 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 62 components and 1.42135 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00441304 Jy ! Component: 100 - total flux cleaned = 0.00765273 Jy ! Component: 150 - total flux cleaned = 0.00998486 Jy ! Component: 200 - total flux cleaned = 0.0110346 Jy ! Total flux subtracted in 200 components = 0.0110346 Jy ! Clean residual min=-0.012176 max=0.011634 Jy/beam ! Clean residual mean=-0.000031 rms=0.002684 Jy/beam ! Combined flux in latest and established models = 1.43238 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 43 model components to the UV plane model. ! The established model now contains 88 components and 1.43238 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=0.073633Jy sigma=1.318280 ! Fit after self-cal, rms=0.072584Jy sigma=1.293027 wmodel J1642+6856_X_map.mod ! Writing 88 model components to file: J1642+6856_X_map.mod wobs J1642+6856_X_uvs.fits ! Writing UV FITS file: J1642+6856_X_uvs.fits wwins J1642+6856_X_map.win ! wwins: Wrote 8 windows to J1642+6856_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 = -0.00219276 Jy ! Component: 100 - total flux cleaned = -0.00239517 Jy ! Component: 150 - total flux cleaned = -0.00258331 Jy ! Component: 200 - total flux cleaned = -0.00240737 Jy ! Component: 250 - total flux cleaned = -0.00174335 Jy ! Component: 300 - total flux cleaned = -0.00142632 Jy ! Component: 350 - total flux cleaned = -0.000966925 Jy ! Component: 400 - total flux cleaned = -0.000226099 Jy ! Component: 450 - total flux cleaned = 0.000492207 Jy ! Component: 500 - total flux cleaned = 0.00105033 Jy ! Component: 550 - total flux cleaned = 0.00145684 Jy ! Component: 600 - total flux cleaned = 0.00171972 Jy ! Component: 650 - total flux cleaned = 0.00236333 Jy ! Component: 700 - total flux cleaned = 0.00261257 Jy ! Component: 750 - total flux cleaned = 0.00310508 Jy ! Component: 800 - total flux cleaned = 0.00346734 Jy ! Component: 850 - total flux cleaned = 0.00394044 Jy ! Component: 900 - total flux cleaned = 0.00405651 Jy ! Component: 950 - total flux cleaned = 0.00462151 Jy ! Component: 1000 - total flux cleaned = 0.00505861 Jy ! Component: 1050 - total flux cleaned = 0.00516548 Jy ! Component: 1100 - total flux cleaned = 0.00569981 Jy ! Component: 1150 - total flux cleaned = 0.00601306 Jy ! Component: 1200 - total flux cleaned = 0.00622012 Jy ! Component: 1250 - total flux cleaned = 0.00682809 Jy ! Component: 1300 - total flux cleaned = 0.00712909 Jy ! Component: 1350 - total flux cleaned = 0.00752168 Jy ! Component: 1400 - total flux cleaned = 0.00819934 Jy ! Component: 1450 - total flux cleaned = 0.00867514 Jy ! Component: 1500 - total flux cleaned = 0.00904901 Jy ! Component: 1550 - total flux cleaned = 0.00960338 Jy ! Component: 1600 - total flux cleaned = 0.00987637 Jy ! Component: 1650 - total flux cleaned = 0.0104146 Jy ! Component: 1700 - total flux cleaned = 0.010767 Jy ! Component: 1750 - total flux cleaned = 0.0113767 Jy ! Component: 1800 - total flux cleaned = 0.0117195 Jy ! Component: 1850 - total flux cleaned = 0.0121432 Jy ! Component: 1900 - total flux cleaned = 0.0124781 Jy ! Component: 1950 - total flux cleaned = 0.0129735 Jy ! Component: 2000 - total flux cleaned = 0.0134627 Jy ! Component: 2050 - total flux cleaned = 0.0140247 Jy ! Component: 2100 - total flux cleaned = 0.0144217 Jy ! Component: 2150 - total flux cleaned = 0.0149689 Jy ! Component: 2200 - total flux cleaned = 0.0153547 Jy ! Component: 2250 - total flux cleaned = 0.0158875 Jy ! Component: 2300 - total flux cleaned = 0.0161885 Jy ! Component: 2350 - total flux cleaned = 0.0166344 Jy ! Component: 2400 - total flux cleaned = 0.0169283 Jy ! Component: 2450 - total flux cleaned = 0.017652 Jy ! Component: 2500 - total flux cleaned = 0.0180819 Jy ! Component: 2550 - total flux cleaned = 0.0184344 Jy ! Component: 2600 - total flux cleaned = 0.0185751 Jy ! Component: 2650 - total flux cleaned = 0.0190571 Jy ! Component: 2700 - total flux cleaned = 0.019261 Jy ! Component: 2750 - total flux cleaned = 0.0193954 Jy ! Component: 2800 - total flux cleaned = 0.0198612 Jy ! Component: 2850 - total flux cleaned = 0.0198596 Jy ! Component: 2900 - total flux cleaned = 0.0202497 Jy ! Component: 2950 - total flux cleaned = 0.0203777 Jy ! Component: 3000 - total flux cleaned = 0.0206949 Jy ! Component: 3050 - total flux cleaned = 0.0207576 Jy ! Component: 3100 - total flux cleaned = 0.020821 Jy ! Component: 3150 - total flux cleaned = 0.0211285 Jy ! Component: 3200 - total flux cleaned = 0.0214331 Jy ! Component: 3250 - total flux cleaned = 0.0217336 Jy ! Component: 3300 - total flux cleaned = 0.0216145 Jy ! Component: 3350 - total flux cleaned = 0.0219684 Jy ! Component: 3400 - total flux cleaned = 0.0221429 Jy ! Component: 3450 - total flux cleaned = 0.0222579 Jy ! Component: 3500 - total flux cleaned = 0.0224851 Jy ! Component: 3550 - total flux cleaned = 0.0226538 Jy ! Component: 3600 - total flux cleaned = 0.0228216 Jy ! Component: 3650 - total flux cleaned = 0.0229313 Jy ! Component: 3700 - total flux cleaned = 0.0232589 Jy ! Component: 3750 - total flux cleaned = 0.0234207 Jy ! Component: 3800 - total flux cleaned = 0.0235814 Jy ! Component: 3850 - total flux cleaned = 0.0236345 Jy ! Component: 3900 - total flux cleaned = 0.0240535 Jy ! Component: 3950 - total flux cleaned = 0.0242086 Jy ! Component: 4000 - total flux cleaned = 0.0243116 Jy ! Component: 4050 - total flux cleaned = 0.0246167 Jy ! Total flux subtracted in 4096 components = 0.0248178 Jy ! Clean residual min=-0.002804 max=0.002853 Jy/beam ! Clean residual mean=-0.000003 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 1.4572 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 351 components and 1.4572 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1642+6856_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.093 x 3.144 at 89.17 degrees (North through East) ! Clean map min=-0.0094042 max=0.92474 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1642+6856_X_a_map.fits wmodel /vlbi/vcs9/uvm//J1642+6856_X_a_map.mod ! Writing 351 model components to file: /vlbi/vcs9/uvm//J1642+6856_X_a_map.mod wobs /vlbi/vcs9/uvm//J1642+6856_X_a_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1642+6856_X_a_uvs.fits wwins /vlbi/vcs9/uvm//J1642+6856_X_a_map.win ! wwins: Wrote 9 windows to /vlbi/vcs9/uvm//J1642+6856_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.924742 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000871553 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.282745 0.282745 0.565489 1.13098 2.26196 4.52391 9.04783 18.0957 36.1913 72.3826 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.924 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1061.03 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1642+6856_X_a_dfm.log closed on Tue Dec 26 22:46:31 2017