! Started logfile: /vlbi/uf001/uva//J0300+8202_X_a_dfm.log on Sun Jan 13 21:37:43 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//J0300+8202_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0300+8202_X_a_uva.fits ! AN table 1: 146 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.780251 visibilities/baseline/integration-bin. ! Found source: J0300+8202 ! ! 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 49212 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 J0300+8202_X_a] 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 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 166 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002053Jy sigma=22.467602 ! Fit after self-cal, rms=0.962037Jy sigma=21.569826 ! 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=1.097 mas, bmaj=1.568 mas, bpa=27.34 degrees ! Estimated noise=0.398591 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 = 0.0241993 Jy ! Component: 100 - total flux cleaned = 0.0326409 Jy ! Total flux subtracted in 100 components = 0.0326409 Jy ! Clean residual min=-0.003436 max=0.005552 Jy/beam ! Clean residual mean=0.000092 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.0326409 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 26 components and 0.0326409 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=0.067293Jy sigma=1.441939 ! Fit after self-cal, rms=0.066126Jy sigma=1.415899 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0072959 Jy ! Component: 100 - total flux cleaned = 0.0123825 Jy ! Total flux subtracted in 100 components = 0.0123825 Jy ! Clean residual min=-0.003334 max=0.005347 Jy/beam ! Clean residual mean=0.000087 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.0450235 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 38 components and 0.0450235 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=0.064080Jy sigma=1.368851 ! Fit after self-cal, rms=0.064049Jy sigma=1.367809 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.49 mas, bmaj=1.859 mas, bpa=25.7 degrees ! Estimated noise=0.145548 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 = 0.0107468 Jy ! Component: 100 - total flux cleaned = 0.0173409 Jy ! Component: 150 - total flux cleaned = 0.02144 Jy ! Component: 200 - total flux cleaned = 0.0239887 Jy ! Total flux subtracted in 200 components = 0.0239887 Jy ! Clean residual min=-0.004353 max=0.009004 Jy/beam ! Clean residual mean=0.000199 rms=0.001519 Jy/beam ! Combined flux in latest and established models = 0.0690122 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.0690122 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=0.062115Jy sigma=1.322319 ! Fit after self-cal, rms=0.061917Jy sigma=1.317042 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.49 x 1.859 at 25.7 degrees (North through East) ! Clean map min=-0.0044124 max=0.03684 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.56 FD 0.96 HN 0.75 KP 1.17 ! LA 0.65 NL 1.91 OV 1.31 PT 0.77 ! SC 1.21 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.61 FD 1.00 HN 0.80 KP 1.16 ! LA 0.64 NL 1.79 OV 1.38 PT 0.74 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.52 FD 0.98 HN 0.78 KP 1.13 ! LA 0.64 NL 1.75 OV 1.28 PT 0.82 ! SC 1.22 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.48 FD 0.99 HN 0.73 KP 1.08 ! LA 0.65 NL 1.78 OV 1.34 PT 0.74 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 0.99 HN 0.75 KP 1.08 ! LA 0.66 NL 1.75 OV 1.40 PT 0.79 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 0.94 HN 0.72 KP 1.07 ! LA 0.67 NL 1.84 OV 1.41 PT 0.76 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 0.99 HN 0.68 KP 1.08 ! LA 0.67 NL 1.74 OV 1.39 PT 0.76 ! SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 1.00 HN 0.64 KP 0.99 ! LA 0.71 NL 1.70 OV 1.40 PT 0.75 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 0.98 HN 0.61 KP 0.92 ! LA 0.74 NL 1.75 OV 1.39 PT 0.73 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.00 HN 0.70 KP 1.00 ! LA 0.71 NL 1.66 OV 1.27 PT 0.75 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.00 HN 0.64 KP 0.93 ! LA 0.71 NL 1.66 OV 1.26 PT 0.78 ! SC 0.80 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 0.97 HN 0.66 KP 0.99 ! LA 0.75 NL 1.50 OV 1.22 PT 0.75 ! SC 0.77 ! ! ! Fit before self-cal, rms=0.061917Jy sigma=1.317042 ! Fit after self-cal, rms=0.064968Jy sigma=1.254004 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.465 mas, bmaj=1.762 mas, bpa=24.89 degrees ! Estimated noise=0.141781 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 = 7.46344e-05 Jy ! Component: 100 - total flux cleaned = 9.92343e-05 Jy ! Component: 150 - total flux cleaned = 0.000100186 Jy ! Component: 200 - total flux cleaned = 0.000121249 Jy ! Total flux subtracted in 200 components = 0.000121249 Jy ! Clean residual min=-0.002394 max=0.003162 Jy/beam ! Clean residual mean=0.000081 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.0691334 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 45 components and 0.0691334 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=0.064947Jy sigma=1.253572 ! Fit after self-cal, rms=0.066201Jy sigma=1.242471 ! 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=0.066201Jy sigma=1.242471 ! Fit after self-cal, rms=0.076284Jy sigma=1.214362 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.449 mas, bmaj=1.692 mas, bpa=27.02 degrees ! Estimated noise=0.139519 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000289282 Jy ! Component: 100 - total flux cleaned = 0.000302844 Jy ! Component: 150 - total flux cleaned = 0.00031474 Jy ! Component: 200 - total flux cleaned = 0.000314946 Jy ! Total flux subtracted in 200 components = 0.000314946 Jy ! Clean residual min=-0.001916 max=0.002173 Jy/beam ! Clean residual mean=0.000005 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.0694484 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 51 components and 0.0694484 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=0.076273Jy sigma=1.214321 ! Fit after self-cal, rms=0.076911Jy sigma=1.212119 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 = -0.000346696 Jy ! Component: 100 - total flux cleaned = -0.000407935 Jy ! Component: 150 - total flux cleaned = -0.000418762 Jy ! Component: 200 - total flux cleaned = -0.000418969 Jy ! Total flux subtracted in 200 components = -0.000418969 Jy ! Clean residual min=-0.001898 max=0.002118 Jy/beam ! Clean residual mean=0.000007 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.0690294 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 0.0690294 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=0.076908Jy sigma=1.212039 ! Fit after self-cal, rms=0.076917Jy sigma=1.211997 ! 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=0.076917Jy sigma=1.211997 ! Fit after self-cal, rms=0.079371Jy sigma=1.211601 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.447 mas, bmaj=1.677 mas, bpa=26.92 degrees ! Estimated noise=0.138639 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000207276 Jy ! Component: 100 - total flux cleaned = 0.000218901 Jy ! Component: 150 - total flux cleaned = 0.000219192 Jy ! Component: 200 - total flux cleaned = 0.000228477 Jy ! Total flux subtracted in 200 components = 0.000228477 Jy ! Clean residual min=-0.001908 max=0.002017 Jy/beam ! Clean residual mean=0.000003 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.0692579 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 0.0692579 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=0.079364Jy sigma=1.211608 ! Fit after self-cal, rms=0.079504Jy sigma=1.211464 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 = -5.37498e-05 Jy ! Component: 100 - total flux cleaned = -4.3941e-05 Jy ! Component: 150 - total flux cleaned = -3.49786e-05 Jy ! Component: 200 - total flux cleaned = -2.67106e-05 Jy ! Total flux subtracted in 200 components = -2.67106e-05 Jy ! Clean residual min=-0.001907 max=0.002061 Jy/beam ! Clean residual mean=0.000003 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.0692312 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 60 components and 0.0692312 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=0.079501Jy sigma=1.211449 ! Fit after self-cal, rms=0.079503Jy sigma=1.211431 ! 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=0.079503Jy sigma=1.211431 ! Fit after self-cal, rms=0.080263Jy sigma=1.211372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.632 mas, bmaj=2.687 mas, bpa=-71.9 degrees ! Estimated noise=0.167055 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00095643 Jy ! Component: 100 - total flux cleaned = 0.00110942 Jy ! Component: 150 - total flux cleaned = 0.00115554 Jy ! Component: 200 - total flux cleaned = 0.00120791 Jy ! Total flux subtracted in 200 components = 0.00120791 Jy ! Clean residual min=-0.002954 max=0.003174 Jy/beam ! Clean residual mean=-0.000001 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.0704391 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 62 components and 0.0704391 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=0.080246Jy sigma=1.212226 ! Fit after self-cal, rms=0.080266Jy sigma=1.211885 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 = 0.000151419 Jy ! Component: 100 - total flux cleaned = 0.000152424 Jy ! Component: 150 - total flux cleaned = 0.000189552 Jy ! Component: 200 - total flux cleaned = 0.000210946 Jy ! Total flux subtracted in 200 components = 0.000210946 Jy ! Clean residual min=-0.002955 max=0.003180 Jy/beam ! Clean residual mean=-0.000002 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.07065 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 65 components and 0.07065 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=0.080262Jy sigma=1.212395 ! Fit after self-cal, rms=0.080248Jy sigma=1.212199 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.447 mas, bmaj=1.669 mas, bpa=26.79 degrees ! Estimated noise=0.138311 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.447 x 1.669 at 26.79 degrees (North through East) ! Clean map min=-0.0018864 max=0.034122 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.101 mas, bmaj=1.386 mas, bpa=29.26 degrees ! Estimated noise=0.368483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225391 Jy ! Component: 100 - total flux cleaned = 0.0344096 Jy ! Component: 150 - total flux cleaned = 0.0427768 Jy ! Component: 200 - total flux cleaned = 0.0487827 Jy ! Total flux subtracted in 200 components = 0.0487827 Jy ! Clean residual min=-0.002314 max=0.003616 Jy/beam ! Clean residual mean=0.000030 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.0487827 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0487827 Jy ! Inverting map and beam ! Estimated beam: bmin=1.447 mas, bmaj=1.669 mas, bpa=26.79 degrees ! Estimated noise=0.138311 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 = 0.00828351 Jy ! Component: 100 - total flux cleaned = 0.0129353 Jy ! Component: 150 - total flux cleaned = 0.0156604 Jy ! Component: 200 - total flux cleaned = 0.017261 Jy ! Total flux subtracted in 200 components = 0.017261 Jy ! Clean residual min=-0.002068 max=0.002265 Jy/beam ! Clean residual mean=0.000017 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.0660437 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 0.0660437 Jy ! Inverting map ! Added new window around map position (23.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202726 Jy ! Component: 100 - total flux cleaned = 0.0029848 Jy ! Component: 150 - total flux cleaned = 0.00341016 Jy ! Component: 200 - total flux cleaned = 0.00365165 Jy ! Total flux subtracted in 200 components = 0.00365165 Jy ! Clean residual min=-0.002074 max=0.002105 Jy/beam ! Clean residual mean=0.000009 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.0696953 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 69 components and 0.0696953 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.632 mas, bmaj=2.687 mas, bpa=-71.9 degrees ! Estimated noise=0.167055 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113433 Jy ! Component: 100 - total flux cleaned = 0.0013204 Jy ! Component: 150 - total flux cleaned = 0.00149142 Jy ! Component: 200 - total flux cleaned = 0.00158665 Jy ! Total flux subtracted in 200 components = 0.00158665 Jy ! Clean residual min=-0.002926 max=0.003011 Jy/beam ! Clean residual mean=0.000005 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.071282 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 = 8.18901e-05 Jy ! Component: 100 - total flux cleaned = 0.000136165 Jy ! Component: 150 - total flux cleaned = 0.000170178 Jy ! Component: 200 - total flux cleaned = 0.000216817 Jy ! Total flux subtracted in 200 components = 0.000216817 Jy ! Clean residual min=-0.002876 max=0.003026 Jy/beam ! Clean residual mean=0.000003 rms=0.000764 Jy/beam ! Combined flux in latest and established models = 0.0714988 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 0.0714988 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.447 mas, bmaj=1.669 mas, bpa=26.79 degrees ! Estimated noise=0.138311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00065371 Jy ! Component: 100 - total flux cleaned = -0.000677241 Jy ! Component: 150 - total flux cleaned = -0.000715416 Jy ! Component: 200 - total flux cleaned = -0.000731541 Jy ! Total flux subtracted in 200 components = -0.000731541 Jy ! Clean residual min=-0.001987 max=0.002173 Jy/beam ! Clean residual mean=0.000005 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.0707673 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 94 components and 0.0707672 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=0.080221Jy sigma=1.211910 ! Fit after self-cal, rms=0.080084Jy sigma=1.210064 wmodel J0300+8202_X_a_map.mod ! Writing 94 model components to file: J0300+8202_X_a_map.mod wobs J0300+8202_X_a_uvs.fits ! Writing UV FITS file: J0300+8202_X_a_uvs.fits wwins J0300+8202_X_a_map.win ! wwins: Wrote 2 windows to J0300+8202_X_a_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 = 0.000334322 Jy ! Component: 100 - total flux cleaned = 0.00065493 Jy ! Component: 150 - total flux cleaned = 0.00089643 Jy ! Component: 200 - total flux cleaned = 0.00115583 Jy ! Component: 250 - total flux cleaned = 0.00140372 Jy ! Component: 300 - total flux cleaned = 0.00166938 Jy ! Component: 350 - total flux cleaned = 0.00197888 Jy ! Component: 400 - total flux cleaned = 0.00228001 Jy ! Component: 450 - total flux cleaned = 0.00264764 Jy ! Component: 500 - total flux cleaned = 0.00291223 Jy ! Component: 550 - total flux cleaned = 0.00329033 Jy ! Component: 600 - total flux cleaned = 0.00356878 Jy ! Component: 650 - total flux cleaned = 0.00391093 Jy ! Component: 700 - total flux cleaned = 0.00418009 Jy ! Component: 750 - total flux cleaned = 0.00446693 Jy ! Component: 800 - total flux cleaned = 0.00464087 Jy ! Component: 850 - total flux cleaned = 0.00489832 Jy ! Component: 900 - total flux cleaned = 0.00506726 Jy ! Component: 950 - total flux cleaned = 0.0052343 Jy ! Component: 1000 - total flux cleaned = 0.00542011 Jy ! Component: 1050 - total flux cleaned = 0.00560372 Jy ! Component: 1100 - total flux cleaned = 0.00584524 Jy ! Component: 1150 - total flux cleaned = 0.00598445 Jy ! Component: 1200 - total flux cleaned = 0.00620034 Jy ! Component: 1250 - total flux cleaned = 0.00629721 Jy ! Component: 1300 - total flux cleaned = 0.00650853 Jy ! Component: 1350 - total flux cleaned = 0.00662239 Jy ! Component: 1400 - total flux cleaned = 0.00681017 Jy ! Component: 1450 - total flux cleaned = 0.00692151 Jy ! Component: 1500 - total flux cleaned = 0.00708682 Jy ! Component: 1550 - total flux cleaned = 0.0072323 Jy ! Component: 1600 - total flux cleaned = 0.00737619 Jy ! Component: 1650 - total flux cleaned = 0.00750109 Jy ! Component: 1700 - total flux cleaned = 0.0075718 Jy ! Component: 1750 - total flux cleaned = 0.00771148 Jy ! Component: 1800 - total flux cleaned = 0.00779807 Jy ! Component: 1850 - total flux cleaned = 0.00795264 Jy ! Component: 1900 - total flux cleaned = 0.00808879 Jy ! Component: 1950 - total flux cleaned = 0.00820707 Jy ! Component: 2000 - total flux cleaned = 0.00832421 Jy ! Component: 2050 - total flux cleaned = 0.0084736 Jy ! Component: 2100 - total flux cleaned = 0.00863789 Jy ! Component: 2150 - total flux cleaned = 0.00875202 Jy ! Component: 2200 - total flux cleaned = 0.00889785 Jy ! Component: 2250 - total flux cleaned = 0.00902622 Jy ! Component: 2300 - total flux cleaned = 0.00916945 Jy ! Component: 2350 - total flux cleaned = 0.00926421 Jy ! Component: 2400 - total flux cleaned = 0.00934253 Jy ! Component: 2450 - total flux cleaned = 0.00951382 Jy ! Component: 2500 - total flux cleaned = 0.00959082 Jy ! Component: 2550 - total flux cleaned = 0.00977474 Jy ! Component: 2600 - total flux cleaned = 0.00989643 Jy ! Component: 2650 - total flux cleaned = 0.0100173 Jy ! Component: 2700 - total flux cleaned = 0.0100923 Jy ! Component: 2750 - total flux cleaned = 0.0102266 Jy ! Component: 2800 - total flux cleaned = 0.010271 Jy ! Component: 2850 - total flux cleaned = 0.0104182 Jy ! Component: 2900 - total flux cleaned = 0.0105059 Jy ! Component: 2950 - total flux cleaned = 0.0106511 Jy ! Component: 3000 - total flux cleaned = 0.0107809 Jy ! Component: 3050 - total flux cleaned = 0.0108813 Jy ! Component: 3100 - total flux cleaned = 0.010981 Jy ! Component: 3150 - total flux cleaned = 0.0110943 Jy ! Component: 3200 - total flux cleaned = 0.0111646 Jy ! Component: 3250 - total flux cleaned = 0.0113045 Jy ! Component: 3300 - total flux cleaned = 0.0114296 Jy ! Component: 3350 - total flux cleaned = 0.0115538 Jy ! Component: 3400 - total flux cleaned = 0.0116497 Jy ! Component: 3450 - total flux cleaned = 0.0117316 Jy ! Component: 3500 - total flux cleaned = 0.0118537 Jy ! Component: 3550 - total flux cleaned = 0.0119076 Jy ! Component: 3600 - total flux cleaned = 0.0120685 Jy ! Component: 3650 - total flux cleaned = 0.0121217 Jy ! Component: 3700 - total flux cleaned = 0.0122542 Jy ! Component: 3750 - total flux cleaned = 0.0123466 Jy ! Component: 3800 - total flux cleaned = 0.0124775 Jy ! Component: 3850 - total flux cleaned = 0.0125557 Jy ! Component: 3900 - total flux cleaned = 0.0126463 Jy ! Component: 3950 - total flux cleaned = 0.0127621 Jy ! Component: 4000 - total flux cleaned = 0.0128774 Jy ! Component: 4050 - total flux cleaned = 0.0129283 Jy ! Total flux subtracted in 4096 components = 0.0130677 Jy ! Clean residual min=-0.000637 max=0.000883 Jy/beam ! Clean residual mean=0.000004 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0838349 Jy keep ! Adding 422 model components to the UV plane model. ! The established model now contains 516 components and 0.0838349 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0300+8202_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.447 x 1.669 at 26.79 degrees (North through East) ! Clean map min=-0.0014386 max=0.033467 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0300+8202_X_a_map.fits wmodel /vlbi/uf001/uva//J0300+8202_X_a_map.mod ! Writing 516 model components to file: /vlbi/uf001/uva//J0300+8202_X_a_map.mod wobs /vlbi/uf001/uva//J0300+8202_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0300+8202_X_a_uvs.fits wwins /vlbi/uf001/uva//J0300+8202_X_a_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0300+8202_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.033467 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00026032 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.33352 2.33352 4.66705 9.3341 18.6682 37.3364 74.6728 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 128.56 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0300+8202_X_a_dfm.log closed on Sun Jan 13 21:37:50 2019