! Started logfile: /vlbi/uf001/uva//J1739+4737_X_dfm.log on Mon Jan 14 04:16:20 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1739+4737_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1739+4737_X_uva.fits ! AN table 1: 9 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.932099 visibilities/baseline/integration-bin. ! Found source: J1739+4737 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 3624 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1739+4737_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.190863Jy sigma=23.430650 ! Fit after self-cal, rms=0.481082Jy sigma=10.168112 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.5698 mas, bmaj=2.657 mas, bpa=-14.06 degrees ! Estimated noise=0.917472 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 = 0.375995 Jy ! Component: 100 - total flux cleaned = 0.528619 Jy ! Total flux subtracted in 100 components = 0.528619 Jy ! Clean residual min=-0.036345 max=0.072906 Jy/beam ! Clean residual mean=0.000062 rms=0.010328 Jy/beam ! Combined flux in latest and established models = 0.528619 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.528619 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.184635Jy sigma=3.401227 ! Fit after self-cal, rms=0.184054Jy sigma=3.390091 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0855258 Jy ! Component: 100 - total flux cleaned = 0.133682 Jy ! Total flux subtracted in 100 components = 0.133682 Jy ! Clean residual min=-0.021207 max=0.033163 Jy/beam ! Clean residual mean=0.000024 rms=0.005817 Jy/beam ! Combined flux in latest and established models = 0.662301 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.662301 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.112298Jy sigma=2.075626 ! Fit after self-cal, rms=0.111929Jy sigma=2.069268 ! 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=0.706 mas, bmaj=2.79 mas, bpa=-13.4 degrees ! Estimated noise=0.637568 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0482882 Jy ! Component: 100 - total flux cleaned = 0.0795415 Jy ! Component: 150 - total flux cleaned = 0.101473 Jy ! Component: 200 - total flux cleaned = 0.117072 Jy ! Total flux subtracted in 200 components = 0.117072 Jy ! Clean residual min=-0.024632 max=0.025695 Jy/beam ! Clean residual mean=-0.000009 rms=0.005422 Jy/beam ! Combined flux in latest and established models = 0.779373 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 31 components and 0.779373 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.081424Jy sigma=1.520119 ! Fit after self-cal, rms=0.081301Jy sigma=1.518237 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.706 x 2.79 at -13.4 degrees (North through East) ! Clean map min=-0.023185 max=0.54478 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.96 KP 1.06 LA 1.03 ! MK 1.07 NL 1.10 OV 0.94 PT 0.87 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.95 KP 1.03 LA 1.01 ! MK 1.05 NL 1.12 OV 0.95 PT 0.88 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.94 KP 1.06 LA 1.01 ! MK 1.04 NL 1.11 OV 0.94 PT 0.86 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.95 KP 1.06 LA 1.01 ! MK 1.04 NL 1.10 OV 0.95 PT 0.88 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.95 KP 1.05 LA 0.99 ! MK 1.02 NL 1.13 OV 0.95 PT 0.88 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.94 KP 1.04 LA 1.02 ! MK 1.03 NL 1.10 OV 0.97 PT 0.86 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.96 KP 1.05 LA 1.01 ! MK 1.03 NL 1.12 OV 0.96 PT 0.86 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.94 KP 1.05 LA 1.02 ! MK 1.04 NL 1.11 OV 0.95 PT 0.88 ! SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.95 KP 1.05 LA 1.00 ! MK 1.08 NL 1.11 OV 0.96 PT 0.87 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.95 KP 1.05 LA 1.02 ! MK 1.02 NL 1.08 OV 0.95 PT 0.86 ! SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.95 KP 1.04 LA 1.01 ! MK 1.03 NL 1.11 OV 0.95 PT 0.88 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.95 KP 1.05 LA 0.99 ! MK 1.03 NL 1.10 OV 0.96 PT 0.88 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.081301Jy sigma=1.518237 ! Fit after self-cal, rms=0.055821Jy sigma=1.080755 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7103 mas, bmaj=2.779 mas, bpa=-13.31 degrees ! Estimated noise=0.630932 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 (-0.8, 14.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420623 Jy ! Component: 100 - total flux cleaned = 0.00243074 Jy ! Component: 150 - total flux cleaned = 0.00135642 Jy ! Component: 200 - total flux cleaned = 0.00134998 Jy ! Total flux subtracted in 200 components = 0.00134998 Jy ! Clean residual min=-0.006105 max=0.007436 Jy/beam ! Clean residual mean=-0.000001 rms=0.001560 Jy/beam ! Combined flux in latest and established models = 0.780723 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 48 components and 0.780723 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053360Jy sigma=1.038828 ! Fit after self-cal, rms=0.053308Jy sigma=1.037041 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053308Jy sigma=1.037041 ! Fit after self-cal, rms=0.052965Jy sigma=1.034592 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7097 mas, bmaj=2.777 mas, bpa=-13.28 degrees ! Estimated noise=0.630479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000801927 Jy ! Component: 100 - total flux cleaned = -0.00164721 Jy ! Component: 150 - total flux cleaned = -0.00238887 Jy ! Component: 200 - total flux cleaned = -0.00279159 Jy ! Total flux subtracted in 200 components = -0.00279159 Jy ! Clean residual min=-0.004942 max=0.006045 Jy/beam ! Clean residual mean=-0.000000 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 0.777932 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 54 components and 0.777931 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051967Jy sigma=1.017878 ! Fit after self-cal, rms=0.051925Jy sigma=1.017189 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 (-2.8, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00481095 Jy ! Component: 100 - total flux cleaned = 0.00526976 Jy ! Component: 150 - total flux cleaned = 0.00551756 Jy ! Component: 200 - total flux cleaned = 0.00527958 Jy ! Total flux subtracted in 200 components = 0.00527958 Jy ! Clean residual min=-0.004053 max=0.004905 Jy/beam ! Clean residual mean=-0.000001 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.783211 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 77 components and 0.783211 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051023Jy sigma=1.002334 ! Fit after self-cal, rms=0.051004Jy sigma=1.001970 ! Inverting map ! Added new window around map position (9, -15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220318 Jy ! Component: 100 - total flux cleaned = 0.00338698 Jy ! Component: 150 - total flux cleaned = 0.00361099 Jy ! Component: 200 - total flux cleaned = 0.00360898 Jy ! Total flux subtracted in 200 components = 0.00360898 Jy ! Clean residual min=-0.003491 max=0.003776 Jy/beam ! Clean residual mean=-0.000002 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 0.78682 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 103 components and 0.78682 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.050403Jy sigma=0.991711 ! Fit after self-cal, rms=0.050390Jy sigma=0.991530 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.050390Jy sigma=0.991530 ! Fit after self-cal, rms=0.050189Jy sigma=0.989945 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7092 mas, bmaj=2.776 mas, bpa=-13.25 degrees ! Estimated noise=0.62993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000106271 Jy ! Component: 100 - total flux cleaned = 0.000383695 Jy ! Component: 150 - total flux cleaned = 0.000553032 Jy ! Component: 200 - total flux cleaned = 0.000792218 Jy ! Total flux subtracted in 200 components = 0.000792218 Jy ! Clean residual min=-0.002957 max=0.003304 Jy/beam ! Clean residual mean=-0.000002 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.787612 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 118 components and 0.787612 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049876Jy sigma=0.984462 ! Fit after self-cal, rms=0.049867Jy sigma=0.984350 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 = 0.000341127 Jy ! Component: 100 - total flux cleaned = 0.000340013 Jy ! Component: 150 - total flux cleaned = 0.000339686 Jy ! Component: 200 - total flux cleaned = 0.00027485 Jy ! Total flux subtracted in 200 components = 0.00027485 Jy ! Clean residual min=-0.002827 max=0.002903 Jy/beam ! Clean residual mean=-0.000001 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.787887 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 124 components and 0.787887 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049685Jy sigma=0.981095 ! Fit after self-cal, rms=0.049680Jy sigma=0.981045 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049680Jy sigma=0.981045 ! Fit after self-cal, rms=0.049650Jy sigma=0.980691 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.908 mas, bmaj=3.532 mas, bpa=-23.5 degrees ! Estimated noise=0.931822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000702956 Jy ! Component: 100 - total flux cleaned = -0.000701946 Jy ! Component: 150 - total flux cleaned = -0.000894916 Jy ! Component: 200 - total flux cleaned = -0.00107097 Jy ! Total flux subtracted in 200 components = -0.00107097 Jy ! Clean residual min=-0.002706 max=0.002616 Jy/beam ! Clean residual mean=-0.000001 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.786816 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 134 components and 0.786816 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049532Jy sigma=0.979005 ! Fit after self-cal, rms=0.049524Jy sigma=0.978876 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 = -6.98332e-05 Jy ! Component: 100 - total flux cleaned = -0.00022685 Jy ! Component: 150 - total flux cleaned = -0.000375115 Jy ! Component: 200 - total flux cleaned = -0.000376502 Jy ! Total flux subtracted in 200 components = -0.000376502 Jy ! Clean residual min=-0.002583 max=0.002395 Jy/beam ! Clean residual mean=-0.000001 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.786439 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 145 components and 0.786439 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049464Jy sigma=0.977955 ! Fit after self-cal, rms=0.049460Jy sigma=0.977899 ! 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=0.7092 mas, bmaj=2.777 mas, bpa=-13.23 degrees ! Estimated noise=0.629891 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7092 x 2.777 at -13.23 degrees (North through East) ! Clean map min=-0.0042827 max=0.53859 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049460Jy sigma=0.977899 ! Fit after self-cal, rms=0.046293Jy sigma=0.906143 ! Inverting map and beam ! Estimated beam: bmin=0.7089 mas, bmaj=2.779 mas, bpa=-13.21 degrees ! Estimated noise=0.629657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000828504 Jy ! Component: 100 - total flux cleaned = 0.00140413 Jy ! Component: 150 - total flux cleaned = 0.00145488 Jy ! Component: 200 - total flux cleaned = 0.00136311 Jy ! Total flux subtracted in 200 components = 0.00136311 Jy ! Clean residual min=-0.002320 max=0.002570 Jy/beam ! Clean residual mean=-0.000001 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.787802 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 160 components and 0.787802 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.046181Jy sigma=0.903818 ! Fit after self-cal, rms=0.046177Jy sigma=0.903769 ! Inverting map ! Added new window around map position (-24.2, 36.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157868 Jy ! Component: 100 - total flux cleaned = 0.00211497 Jy ! Component: 150 - total flux cleaned = 0.0025112 Jy ! Component: 200 - total flux cleaned = 0.00275685 Jy ! Total flux subtracted in 200 components = 0.00275685 Jy ! Clean residual min=-0.002120 max=0.002007 Jy/beam ! Clean residual mean=-0.000000 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.790559 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 180 components and 0.790559 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.046053Jy sigma=0.901185 ! Fit after self-cal, rms=0.046051Jy sigma=0.901131 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.046051Jy sigma=0.901131 ! Fit after self-cal, rms=0.046046Jy sigma=0.901021 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.5731 mas, bmaj=2.631 mas, bpa=-13.89 degrees ! Estimated noise=0.910689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.372675 Jy ! Component: 100 - total flux cleaned = 0.524048 Jy ! Component: 150 - total flux cleaned = 0.607118 Jy ! Component: 200 - total flux cleaned = 0.654095 Jy ! Total flux subtracted in 200 components = 0.654095 Jy ! Clean residual min=-0.013209 max=0.023619 Jy/beam ! Clean residual mean=0.000033 rms=0.003903 Jy/beam ! Combined flux in latest and established models = 0.654095 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.654095 Jy ! Inverting map and beam ! Estimated beam: bmin=0.709 mas, bmaj=2.779 mas, bpa=-13.21 degrees ! Estimated noise=0.629683 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 = 0.0444214 Jy ! Component: 100 - total flux cleaned = 0.0698992 Jy ! Component: 150 - total flux cleaned = 0.0851333 Jy ! Component: 200 - total flux cleaned = 0.0949445 Jy ! Total flux subtracted in 200 components = 0.0949445 Jy ! Clean residual min=-0.006164 max=0.009255 Jy/beam ! Clean residual mean=0.000013 rms=0.001672 Jy/beam ! Combined flux in latest and established models = 0.74904 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.74904 Jy ! Inverting map ! Added new window around map position (-1, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00899992 Jy ! Component: 100 - total flux cleaned = 0.0146926 Jy ! Component: 150 - total flux cleaned = 0.0175298 Jy ! Component: 200 - total flux cleaned = 0.0190277 Jy ! Total flux subtracted in 200 components = 0.0190277 Jy ! Clean residual min=-0.003998 max=0.004529 Jy/beam ! Clean residual mean=0.000005 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.768067 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 54 components and 0.768067 Jy ! Inverting map ! Added new window around map position (1.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00326399 Jy ! Component: 100 - total flux cleaned = 0.00449315 Jy ! Component: 150 - total flux cleaned = 0.00598692 Jy ! Component: 200 - total flux cleaned = 0.00722034 Jy ! Total flux subtracted in 200 components = 0.00722034 Jy ! Clean residual min=-0.003360 max=0.003320 Jy/beam ! Clean residual mean=0.000002 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.775288 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 78 components and 0.775287 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.909 mas, bmaj=3.532 mas, bpa=-23.45 degrees ! Estimated noise=0.931627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280711 Jy ! Component: 100 - total flux cleaned = 0.0040871 Jy ! Component: 150 - total flux cleaned = 0.00527896 Jy ! Component: 200 - total flux cleaned = 0.0064887 Jy ! Total flux subtracted in 200 components = 0.0064887 Jy ! Clean residual min=-0.003015 max=0.003021 Jy/beam ! Clean residual mean=0.000004 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 0.781776 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 = 0.00100884 Jy ! Component: 100 - total flux cleaned = 0.00185819 Jy ! Component: 150 - total flux cleaned = 0.00269328 Jy ! Component: 200 - total flux cleaned = 0.00345842 Jy ! Total flux subtracted in 200 components = 0.00345842 Jy ! Clean residual min=-0.002368 max=0.002658 Jy/beam ! Clean residual mean=0.000003 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.785235 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 135 components and 0.785235 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.709 mas, bmaj=2.779 mas, bpa=-13.21 degrees ! Estimated noise=0.629683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000682398 Jy ! Component: 100 - total flux cleaned = 0.00105054 Jy ! Component: 150 - total flux cleaned = 0.00153151 Jy ! Component: 200 - total flux cleaned = 0.0017423 Jy ! Total flux subtracted in 200 components = 0.0017423 Jy ! Clean residual min=-0.002501 max=0.002181 Jy/beam ! Clean residual mean=0.000002 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.786977 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 165 components and 0.786977 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.046058Jy sigma=0.901155 ! Fit after self-cal, rms=0.046028Jy sigma=0.900552 wmodel J1739+4737_X_map.mod ! Writing 165 model components to file: J1739+4737_X_map.mod wobs J1739+4737_X_uvs.fits ! Writing UV FITS file: J1739+4737_X_uvs.fits wwins J1739+4737_X_map.win ! wwins: Wrote 7 windows to J1739+4737_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 = -0.000968249 Jy ! Component: 100 - total flux cleaned = -0.00143132 Jy ! Component: 150 - total flux cleaned = -0.001634 Jy ! Component: 200 - total flux cleaned = -0.00176288 Jy ! Component: 250 - total flux cleaned = -0.00188646 Jy ! Component: 300 - total flux cleaned = -0.00215474 Jy ! Component: 350 - total flux cleaned = -0.00232803 Jy ! Component: 400 - total flux cleaned = -0.002525 Jy ! Component: 450 - total flux cleaned = -0.00266182 Jy ! Component: 500 - total flux cleaned = -0.00287543 Jy ! Component: 550 - total flux cleaned = -0.00305791 Jy ! Component: 600 - total flux cleaned = -0.00323566 Jy ! Component: 650 - total flux cleaned = -0.00333507 Jy ! Component: 700 - total flux cleaned = -0.00343242 Jy ! Component: 750 - total flux cleaned = -0.00355118 Jy ! Component: 800 - total flux cleaned = -0.00355071 Jy ! Component: 850 - total flux cleaned = -0.00352769 Jy ! Component: 900 - total flux cleaned = -0.00355055 Jy ! Component: 950 - total flux cleaned = -0.00357324 Jy ! Component: 1000 - total flux cleaned = -0.00357348 Jy ! Component: 1050 - total flux cleaned = -0.00353097 Jy ! Component: 1100 - total flux cleaned = -0.00353109 Jy ! Component: 1150 - total flux cleaned = -0.00355129 Jy ! Component: 1200 - total flux cleaned = -0.00359163 Jy ! Component: 1250 - total flux cleaned = -0.00357187 Jy ! Component: 1300 - total flux cleaned = -0.00363054 Jy ! Component: 1350 - total flux cleaned = -0.00355324 Jy ! Component: 1400 - total flux cleaned = -0.00355324 Jy ! Component: 1450 - total flux cleaned = -0.00362779 Jy ! Component: 1500 - total flux cleaned = -0.00357212 Jy ! Component: 1550 - total flux cleaned = -0.00357201 Jy ! Component: 1600 - total flux cleaned = -0.0036078 Jy ! Component: 1650 - total flux cleaned = -0.00364312 Jy ! Component: 1700 - total flux cleaned = -0.00376558 Jy ! Component: 1750 - total flux cleaned = -0.00376564 Jy ! Component: 1800 - total flux cleaned = -0.0038681 Jy ! Component: 1850 - total flux cleaned = -0.00396944 Jy ! Component: 1900 - total flux cleaned = -0.00403613 Jy ! Component: 1950 - total flux cleaned = -0.00420113 Jy ! Component: 2000 - total flux cleaned = -0.00429915 Jy ! Component: 2050 - total flux cleaned = -0.00444486 Jy ! Component: 2100 - total flux cleaned = -0.00458883 Jy ! Component: 2150 - total flux cleaned = -0.00471559 Jy ! Component: 2200 - total flux cleaned = -0.00484088 Jy ! Component: 2250 - total flux cleaned = -0.00496508 Jy ! Component: 2300 - total flux cleaned = -0.00505712 Jy ! Component: 2350 - total flux cleaned = -0.00514826 Jy ! Component: 2400 - total flux cleaned = -0.00526903 Jy ! Component: 2450 - total flux cleaned = -0.00534359 Jy ! Component: 2500 - total flux cleaned = -0.00544759 Jy ! Component: 2550 - total flux cleaned = -0.00553562 Jy ! Component: 2600 - total flux cleaned = -0.00560825 Jy ! Component: 2650 - total flux cleaned = -0.00570905 Jy ! Component: 2700 - total flux cleaned = -0.00578041 Jy ! Component: 2750 - total flux cleaned = -0.00587959 Jy ! Component: 2800 - total flux cleaned = -0.00596388 Jy ! Component: 2850 - total flux cleaned = -0.00599154 Jy ! Component: 2900 - total flux cleaned = -0.00606081 Jy ! Component: 2950 - total flux cleaned = -0.00612955 Jy ! Component: 3000 - total flux cleaned = -0.00615688 Jy ! Component: 3050 - total flux cleaned = -0.00619744 Jy ! Component: 3100 - total flux cleaned = -0.00627793 Jy ! Component: 3150 - total flux cleaned = -0.00626465 Jy ! Component: 3200 - total flux cleaned = -0.00633077 Jy ! Component: 3250 - total flux cleaned = -0.00630445 Jy ! Component: 3300 - total flux cleaned = -0.00635665 Jy ! Component: 3350 - total flux cleaned = -0.00638252 Jy ! Component: 3400 - total flux cleaned = -0.00636953 Jy ! Component: 3450 - total flux cleaned = -0.00636961 Jy ! Component: 3500 - total flux cleaned = -0.00643337 Jy ! Component: 3550 - total flux cleaned = -0.00643331 Jy ! Component: 3600 - total flux cleaned = -0.00647103 Jy ! Component: 3650 - total flux cleaned = -0.00649593 Jy ! Component: 3700 - total flux cleaned = -0.00650836 Jy ! Component: 3750 - total flux cleaned = -0.00654542 Jy ! Component: 3800 - total flux cleaned = -0.00659462 Jy ! Component: 3850 - total flux cleaned = -0.00661907 Jy ! Component: 3900 - total flux cleaned = -0.00666772 Jy ! Component: 3950 - total flux cleaned = -0.00667984 Jy ! Component: 4000 - total flux cleaned = -0.00669179 Jy ! Component: 4050 - total flux cleaned = -0.00672765 Jy ! Total flux subtracted in 4096 components = -0.00676339 Jy ! Clean residual min=-0.000733 max=0.000668 Jy/beam ! Clean residual mean=-0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.780214 Jy keep ! Adding 257 model components to the UV plane model. ! The established model now contains 422 components and 0.780213 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1739+4737_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.709 x 2.779 at -13.21 degrees (North through East) ! Clean map min=-0.0035387 max=0.53459 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1739+4737_X_map.fits wmodel /vlbi/uf001/uva//J1739+4737_X_map.mod ! Writing 422 model components to file: /vlbi/uf001/uva//J1739+4737_X_map.mod wobs /vlbi/uf001/uva//J1739+4737_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1739+4737_X_uvs.fits wwins /vlbi/uf001/uva//J1739+4737_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1739+4737_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.534589 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00020814 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.116804 0.116804 0.233607 0.467214 0.934429 1.86886 3.73772 7.47543 14.9509 29.9017 59.8034 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.534 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2568.41 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1739+4737_X_dfm.log closed on Mon Jan 14 04:16:24 2019