! Started logfile: /image_prod/ug002_uva//J0557+1800_X_b_dfm.log on Wed Mar 4 21:05:46 2020 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 /image_prod/ug002_uva//J0557+1800_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0557+1800_X_b_uva.fits ! AN table 1: 74 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.791667 visibilities/baseline/integration-bin. ! Found source: J0557+1800 ! ! 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 25308 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 J0557+1800_X_b] 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 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001711Jy sigma=10.433973 ! Fit after self-cal, rms=0.973881Jy sigma=10.143501 ! 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=0.693 mas, bmaj=2.034 mas, bpa=6.451 degrees ! Estimated noise=0.997949 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 = 0.0219333 Jy ! Component: 100 - total flux cleaned = 0.026446 Jy ! Total flux subtracted in 100 components = 0.026446 Jy ! Clean residual min=-0.005651 max=0.003837 Jy/beam ! Clean residual mean=-0.000002 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.026446 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.026446 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=0.051843Jy sigma=0.520059 ! Fit after self-cal, rms=0.050204Jy sigma=0.503287 ! 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=0.9483 mas, bmaj=2.363 mas, bpa=6.968 degrees ! Estimated noise=0.433166 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 = 0.00212564 Jy ! Component: 100 - total flux cleaned = 0.00149602 Jy ! Component: 150 - total flux cleaned = 0.00104761 Jy ! Component: 200 - total flux cleaned = 0.000785677 Jy ! Total flux subtracted in 200 components = 0.000785677 Jy ! Clean residual min=-0.005345 max=0.002650 Jy/beam ! Clean residual mean=-0.000003 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.0272317 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0272317 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=0.049945Jy sigma=0.500094 ! Fit after self-cal, rms=0.049893Jy sigma=0.499647 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9483 x 2.363 at 6.968 degrees (North through East) ! Clean map min=-0.0051152 max=0.030667 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.10 KP 1.17 LA 1.19 ! MK 1.23 NL 0.66 OV 1.11 PT 1.13 ! SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.16 KP 1.35 LA 1.13 ! MK 1.24 NL 0.61 OV 1.07 PT 1.10 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.16 KP 1.12 LA 1.10 ! MK 1.25 NL 0.65 OV 1.09 PT 1.18 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.18 KP 1.18 LA 1.19 ! MK 1.24 NL 0.68 OV 1.09 PT 1.39 ! SC 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.25 KP 1.19 LA 1.21 ! MK 1.13 NL 0.60 OV 1.20 PT 1.28 ! SC 0.82 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.19 KP 1.28 LA 1.25 ! MK 1.36 NL 0.61 OV 1.13 PT 1.08 ! SC 0.82 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.22 KP 1.14 LA 1.22 ! MK 1.23 NL 0.57 OV 1.16 PT 1.27 ! SC 0.82 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.10 KP 1.13 LA 1.16 ! MK 1.12 NL 0.60 OV 1.19 PT 1.06 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 KP 1.24 LA 1.17 ! MK 1.16 NL 0.57 OV 1.05 PT 1.31 ! SC 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 KP 1.14 LA 1.06 ! MK 1.20 NL 0.57 OV 1.13 PT 1.09 ! SC 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.13 KP 1.17 LA 1.09 ! MK 1.07 NL 0.55 OV 1.07 PT 0.99 ! SC 0.82 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 KP 1.23 LA 1.11 ! MK 0.95 NL 0.58 OV 1.12 PT 1.00 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.049893Jy sigma=0.499647 ! Fit after self-cal, rms=0.048536Jy sigma=0.487615 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9397 mas, bmaj=2.263 mas, bpa=7.602 degrees ! Estimated noise=0.429033 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 = 0.000860962 Jy ! Component: 100 - total flux cleaned = 0.00126976 Jy ! Component: 150 - total flux cleaned = 0.00133401 Jy ! Component: 200 - total flux cleaned = 0.0013746 Jy ! Total flux subtracted in 200 components = 0.0013746 Jy ! Clean residual min=-0.001172 max=0.001120 Jy/beam ! Clean residual mean=0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0286063 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.0286063 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=0.048516Jy sigma=0.487405 ! Fit after self-cal, rms=0.050024Jy sigma=0.480881 ! 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=0.050024Jy sigma=0.480881 ! Fit after self-cal, rms=0.059243Jy sigma=0.475368 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9544 mas, bmaj=2.209 mas, bpa=6.423 degrees ! Estimated noise=0.446754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000688423 Jy ! Component: 100 - total flux cleaned = 0.00102501 Jy ! Component: 150 - total flux cleaned = 0.00117693 Jy ! Component: 200 - total flux cleaned = 0.00127498 Jy ! Total flux subtracted in 200 components = 0.00127498 Jy ! Clean residual min=-0.000938 max=0.000829 Jy/beam ! Clean residual mean=0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0298812 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.0298812 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=0.059228Jy sigma=0.475286 ! Fit after self-cal, rms=0.060936Jy sigma=0.472428 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 = -0.00142289 Jy ! Component: 100 - total flux cleaned = -0.0019252 Jy ! Component: 150 - total flux cleaned = -0.00196875 Jy ! Component: 200 - total flux cleaned = -0.0019853 Jy ! Total flux subtracted in 200 components = -0.0019853 Jy ! Clean residual min=-0.002112 max=0.001198 Jy/beam ! Clean residual mean=-0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0278959 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.0278959 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=0.060858Jy sigma=0.472615 ! Fit after self-cal, rms=0.060994Jy sigma=0.472500 ! 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=0.060994Jy sigma=0.472500 ! Fit after self-cal, rms=0.071922Jy sigma=0.470300 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9697 mas, bmaj=2.171 mas, bpa=5.713 degrees ! Estimated noise=0.453982 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000617403 Jy ! Component: 100 - total flux cleaned = 0.000881291 Jy ! Component: 150 - total flux cleaned = 0.0010233 Jy ! Component: 200 - total flux cleaned = 0.0011081 Jy ! Total flux subtracted in 200 components = 0.0011081 Jy ! Clean residual min=-0.000904 max=0.000837 Jy/beam ! Clean residual mean=0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.029004 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.029004 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=0.071911Jy sigma=0.470253 ! Fit after self-cal, rms=0.073314Jy sigma=0.468921 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 = -0.00125961 Jy ! Component: 100 - total flux cleaned = -0.00158192 Jy ! Component: 150 - total flux cleaned = -0.00161596 Jy ! Component: 200 - total flux cleaned = -0.00164466 Jy ! Total flux subtracted in 200 components = -0.00164466 Jy ! Clean residual min=-0.001821 max=0.001052 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0273594 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 44 components and 0.0273594 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=0.073251Jy sigma=0.469205 ! Fit after self-cal, rms=0.073347Jy sigma=0.469144 ! 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=0.073347Jy sigma=0.469144 ! Fit after self-cal, rms=0.088276Jy sigma=0.467721 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.924 mas, bmaj=2.658 mas, bpa=-5.128 degrees ! Estimated noise=0.598107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000545264 Jy ! Component: 100 - total flux cleaned = 0.000812696 Jy ! Component: 150 - total flux cleaned = 0.000921756 Jy ! Component: 200 - total flux cleaned = 0.000967827 Jy ! Total flux subtracted in 200 components = 0.000967827 Jy ! Clean residual min=-0.000966 max=0.000923 Jy/beam ! Clean residual mean=0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0283272 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 49 components and 0.0283272 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=0.088270Jy sigma=0.467713 ! Fit after self-cal, rms=0.089352Jy sigma=0.466892 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 = -0.00139931 Jy ! Component: 100 - total flux cleaned = -0.00217018 Jy ! Component: 150 - total flux cleaned = -0.00261517 Jy ! Component: 200 - total flux cleaned = -0.00277618 Jy ! Total flux subtracted in 200 components = -0.00277618 Jy ! Clean residual min=-0.001440 max=0.001084 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.025551 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.025551 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=0.089330Jy sigma=0.467275 ! Fit after self-cal, rms=0.089426Jy sigma=0.467164 ! 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=0.9858 mas, bmaj=2.144 mas, bpa=5 degrees ! Estimated noise=0.459888 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9858 x 2.144 at 5 degrees (North through East) ! Clean map min=-0.002319 max=0.02658 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=0.7388 mas, bmaj=1.902 mas, bpa=2.915 degrees ! Estimated noise=1.07241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.021008 Jy ! Component: 100 - total flux cleaned = 0.0260142 Jy ! Component: 150 - total flux cleaned = 0.0269198 Jy ! Component: 200 - total flux cleaned = 0.0275755 Jy ! Total flux subtracted in 200 components = 0.0275755 Jy ! Clean residual min=-0.002587 max=0.002301 Jy/beam ! Clean residual mean=-0.000001 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.0275755 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0275755 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9858 mas, bmaj=2.144 mas, bpa=5 degrees ! Estimated noise=0.459888 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 = -0.00112539 Jy ! Component: 100 - total flux cleaned = -0.00135766 Jy ! Component: 150 - total flux cleaned = -0.00148436 Jy ! Component: 200 - total flux cleaned = -0.00156479 Jy ! Total flux subtracted in 200 components = -0.00156479 Jy ! Clean residual min=-0.001680 max=0.001028 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0260107 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.0260107 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=1.924 mas, bmaj=2.658 mas, bpa=-5.128 degrees ! Estimated noise=0.598107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000982184 Jy ! Component: 100 - total flux cleaned = -0.00127847 Jy ! Component: 150 - total flux cleaned = -0.00141004 Jy ! Component: 200 - total flux cleaned = -0.00150299 Jy ! Total flux subtracted in 200 components = -0.00150299 Jy ! Clean residual min=-0.001712 max=0.001262 Jy/beam ! Clean residual mean=-0.000001 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0245077 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 = -7.85071e-05 Jy ! Component: 100 - total flux cleaned = -0.000136839 Jy ! Component: 150 - total flux cleaned = -0.000173211 Jy ! Component: 200 - total flux cleaned = -0.000182073 Jy ! Total flux subtracted in 200 components = -0.000182073 Jy ! Clean residual min=-0.001641 max=0.001273 Jy/beam ! Clean residual mean=-0.000001 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0243256 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.0243256 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9858 mas, bmaj=2.144 mas, bpa=5 degrees ! Estimated noise=0.459888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000702596 Jy ! Component: 100 - total flux cleaned = 0.000934599 Jy ! Component: 150 - total flux cleaned = 0.00111962 Jy ! Component: 200 - total flux cleaned = 0.00125702 Jy ! Total flux subtracted in 200 components = 0.00125702 Jy ! Clean residual min=-0.001579 max=0.001078 Jy/beam ! Clean residual mean=-0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0255826 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.0255826 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=0.089396Jy sigma=0.467325 ! Fit after self-cal, rms=0.089464Jy sigma=0.467234 wmodel J0557+1800_X_b_map.mod ! Writing 30 model components to file: J0557+1800_X_b_map.mod wobs J0557+1800_X_b_uvs.fits ! Writing UV FITS file: J0557+1800_X_b_uvs.fits wwins J0557+1800_X_b_map.win ! wwins: Wrote 1 windows to J0557+1800_X_b_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 = -0.00069888 Jy ! Component: 100 - total flux cleaned = -0.00120671 Jy ! Component: 150 - total flux cleaned = -0.00155783 Jy ! Component: 200 - total flux cleaned = -0.00192012 Jy ! Component: 250 - total flux cleaned = -0.00227681 Jy ! Component: 300 - total flux cleaned = -0.002579 Jy ! Component: 350 - total flux cleaned = -0.00286497 Jy ! Component: 400 - total flux cleaned = -0.00310836 Jy ! Component: 450 - total flux cleaned = -0.00332739 Jy ! Component: 500 - total flux cleaned = -0.00356668 Jy ! Component: 550 - total flux cleaned = -0.00378466 Jy ! Component: 600 - total flux cleaned = -0.00401003 Jy ! Component: 650 - total flux cleaned = -0.0041784 Jy ! Component: 700 - total flux cleaned = -0.00438076 Jy ! Component: 750 - total flux cleaned = -0.00457902 Jy ! Component: 800 - total flux cleaned = -0.00473711 Jy ! Component: 850 - total flux cleaned = -0.0048688 Jy ! Component: 900 - total flux cleaned = -0.00503354 Jy ! Component: 950 - total flux cleaned = -0.00517237 Jy ! Component: 1000 - total flux cleaned = -0.005309 Jy ! Component: 1050 - total flux cleaned = -0.0054546 Jy ! Component: 1100 - total flux cleaned = -0.00556477 Jy ! Component: 1150 - total flux cleaned = -0.00566252 Jy ! Component: 1200 - total flux cleaned = -0.00574801 Jy ! Component: 1250 - total flux cleaned = -0.00583221 Jy ! Component: 1300 - total flux cleaned = -0.00585307 Jy ! Component: 1350 - total flux cleaned = -0.0059352 Jy ! Component: 1400 - total flux cleaned = -0.00597568 Jy ! Component: 1450 - total flux cleaned = -0.00604587 Jy ! Component: 1500 - total flux cleaned = -0.00613468 Jy ! Component: 1550 - total flux cleaned = -0.00615425 Jy ! Component: 1600 - total flux cleaned = -0.00621238 Jy ! Component: 1650 - total flux cleaned = -0.00628869 Jy ! Component: 1700 - total flux cleaned = -0.00635473 Jy ! Component: 1750 - total flux cleaned = -0.00639214 Jy ! Component: 1800 - total flux cleaned = -0.00644755 Jy ! Component: 1850 - total flux cleaned = -0.00648399 Jy ! Component: 1900 - total flux cleaned = -0.00652944 Jy ! Component: 1950 - total flux cleaned = -0.00658321 Jy ! Component: 2000 - total flux cleaned = -0.00663637 Jy ! Component: 2050 - total flux cleaned = -0.00668022 Jy ! Component: 2100 - total flux cleaned = -0.00674117 Jy ! Component: 2150 - total flux cleaned = -0.00674981 Jy ! Component: 2200 - total flux cleaned = -0.0068096 Jy ! Component: 2250 - total flux cleaned = -0.00688566 Jy ! Component: 2300 - total flux cleaned = -0.00692744 Jy ! Component: 2350 - total flux cleaned = -0.00696058 Jy ! Component: 2400 - total flux cleaned = -0.00699353 Jy ! Component: 2450 - total flux cleaned = -0.00705057 Jy ! Component: 2500 - total flux cleaned = -0.00704251 Jy ! Component: 2550 - total flux cleaned = -0.00709059 Jy ! Component: 2600 - total flux cleaned = -0.00709858 Jy ! Component: 2650 - total flux cleaned = -0.00711446 Jy ! Component: 2700 - total flux cleaned = -0.00712238 Jy ! Component: 2750 - total flux cleaned = -0.00715352 Jy ! Component: 2800 - total flux cleaned = -0.00719206 Jy ! Component: 2850 - total flux cleaned = -0.00721496 Jy ! Component: 2900 - total flux cleaned = -0.00721503 Jy ! Component: 2950 - total flux cleaned = -0.00724509 Jy ! Component: 3000 - total flux cleaned = -0.00726756 Jy ! Component: 3050 - total flux cleaned = -0.00728241 Jy ! Component: 3100 - total flux cleaned = -0.00731925 Jy ! Component: 3150 - total flux cleaned = -0.00735572 Jy ! Component: 3200 - total flux cleaned = -0.00735575 Jy ! Component: 3250 - total flux cleaned = -0.00735564 Jy ! Component: 3300 - total flux cleaned = -0.00741284 Jy ! Component: 3350 - total flux cleaned = -0.00742701 Jy ! Component: 3400 - total flux cleaned = -0.00744811 Jy ! Component: 3450 - total flux cleaned = -0.00746919 Jy ! Component: 3500 - total flux cleaned = -0.00750389 Jy ! Component: 3550 - total flux cleaned = -0.00754529 Jy ! Component: 3600 - total flux cleaned = -0.00756578 Jy ! Component: 3650 - total flux cleaned = -0.00756579 Jy ! Component: 3700 - total flux cleaned = -0.00758606 Jy ! Component: 3750 - total flux cleaned = -0.00759941 Jy ! Component: 3800 - total flux cleaned = -0.00761945 Jy ! Component: 3850 - total flux cleaned = -0.00763275 Jy ! Component: 3900 - total flux cleaned = -0.00769205 Jy ! Component: 3950 - total flux cleaned = -0.00770507 Jy ! Component: 4000 - total flux cleaned = -0.0077375 Jy ! Component: 4050 - total flux cleaned = -0.00774395 Jy ! Total flux subtracted in 4096 components = -0.00776965 Jy ! Clean residual min=-0.000358 max=0.000412 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.017813 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 302 components and 0.017813 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0557+1800_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9858 x 2.144 at 5 degrees (North through East) ! Clean map min=-0.0016513 max=0.025453 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0557+1800_X_b_map.fits wmodel /image_prod/ug002_uva//J0557+1800_X_b_map.mod ! Writing 302 model components to file: /image_prod/ug002_uva//J0557+1800_X_b_map.mod wobs /image_prod/ug002_uva//J0557+1800_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0557+1800_X_b_uvs.fits wwins /image_prod/ug002_uva//J0557+1800_X_b_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J0557+1800_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0254534 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108933 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.28391 1.28391 2.56782 5.13563 10.2713 20.5425 41.0851 82.1701 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.025 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 233.661 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0557+1800_X_b_dfm.log closed on Wed Mar 4 21:05:50 2020