! Started logfile: /vlbi/uf001/uva//J2344+8226_X_dfm.log on Mon Jan 14 06:50:12 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//J2344+8226_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2344+8226_X_uva.fits ! AN table 1: 145 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.997373 visibilities/baseline/integration-bin. ! Found source: J2344+8226 ! ! 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 121 lines of history. ! ! Reading 36444 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 J2344+8226_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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012238Jy sigma=23.305934 ! Fit after self-cal, rms=0.918002Jy sigma=21.389874 ! 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=1.325 mas, bmaj=1.723 mas, bpa=-81.54 degrees ! Estimated noise=0.403607 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 = 0.048591 Jy ! Component: 100 - total flux cleaned = 0.0788501 Jy ! Total flux subtracted in 100 components = 0.0788501 Jy ! Clean residual min=-0.013365 max=0.023538 Jy/beam ! Clean residual mean=-0.000103 rms=0.004152 Jy/beam ! Combined flux in latest and established models = 0.0788501 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 42 components and 0.0788501 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=0.134248Jy sigma=2.805684 ! Fit after self-cal, rms=0.133484Jy sigma=2.787156 ! 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=1.68 mas, bmaj=2.207 mas, bpa=-82.2 degrees ! Estimated noise=0.163238 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 = 0.050519 Jy ! Component: 100 - total flux cleaned = 0.0832627 Jy ! Component: 150 - total flux cleaned = 0.104546 Jy ! Component: 200 - total flux cleaned = 0.11837 Jy ! Total flux subtracted in 200 components = 0.11837 Jy ! Clean residual min=-0.018112 max=0.031872 Jy/beam ! Clean residual mean=-0.000128 rms=0.006405 Jy/beam ! Combined flux in latest and established models = 0.19722 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 0.19722 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=0.105777Jy sigma=2.284567 ! Fit after self-cal, rms=0.104804Jy sigma=2.265075 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.68 x 2.207 at -82.2 degrees (North through East) ! Clean map min=-0.01849 max=0.056133 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 1.91 KP 1.20 LA 0.69 ! NL 3.08 OV 3.67 PT 0.55 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 HN 2.11 KP 1.20 LA 0.71 ! NL 3.22 OV 3.67 PT 0.55 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 HN 1.98 KP 1.25 LA 0.69 ! NL 3.26 OV 3.68 PT 0.56 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 HN 1.89 KP 1.24 LA 0.69 ! NL 3.31 OV 3.60 PT 0.57 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 HN 1.84 KP 1.25 LA 0.69 ! NL 3.16 OV 3.91 PT 0.58 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 1.86 KP 1.25 LA 0.68 ! NL 3.22 OV 3.74 PT 0.59 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 HN 1.98 KP 1.26 LA 0.69 ! NL 3.17 OV 4.18 PT 0.59 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.20 HN 1.82 KP 1.25 LA 0.68 ! NL 3.18 OV 3.59 PT 0.60 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 1.87 KP 1.24 LA 0.70 ! NL 2.84 OV 3.68 PT 0.58 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 HN 1.86 KP 1.24 LA 0.70 ! NL 2.81 OV 3.83 PT 0.59 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.25 HN 1.78 KP 1.24 LA 0.72 ! NL 2.89 OV 3.60 PT 0.57 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.24 HN 1.62 KP 1.26 LA 0.72 ! NL 2.67 OV 3.60 PT 0.58 ! ! ! Fit before self-cal, rms=0.104804Jy sigma=2.265075 ! Fit after self-cal, rms=0.218997Jy sigma=1.468039 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.059 mas, bmaj=2.713 mas, bpa=-85.01 degrees ! Estimated noise=0.253685 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 = 0.00314508 Jy ! Component: 100 - total flux cleaned = 0.0033379 Jy ! Component: 150 - total flux cleaned = 0.00333743 Jy ! Component: 200 - total flux cleaned = 0.00333618 Jy ! Total flux subtracted in 200 components = 0.00333618 Jy ! Clean residual min=-0.013998 max=0.016261 Jy/beam ! Clean residual mean=0.000022 rms=0.003982 Jy/beam ! Combined flux in latest and established models = 0.200556 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 52 components and 0.200556 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=0.218483Jy sigma=1.469526 ! Fit after self-cal, rms=0.225317Jy sigma=1.432116 ! 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=0.225317Jy sigma=1.432116 ! Fit after self-cal, rms=0.234724Jy sigma=1.392958 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.697 mas, bmaj=2.608 mas, bpa=89.61 degrees ! Estimated noise=0.229878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000429933 Jy ! Component: 100 - total flux cleaned = 0.000542911 Jy ! Component: 150 - total flux cleaned = 0.000497439 Jy ! Component: 200 - total flux cleaned = 0.000454003 Jy ! Total flux subtracted in 200 components = 0.000454003 Jy ! Clean residual min=-0.010226 max=0.012437 Jy/beam ! Clean residual mean=0.000007 rms=0.002996 Jy/beam ! Combined flux in latest and established models = 0.20101 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 57 components and 0.20101 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=0.234668Jy sigma=1.392846 ! Fit after self-cal, rms=0.234770Jy sigma=1.391506 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 = -9.39651e-05 Jy ! Component: 100 - total flux cleaned = -3.7808e-05 Jy ! Component: 150 - total flux cleaned = -0.00012287 Jy ! Component: 200 - total flux cleaned = -0.000198397 Jy ! Total flux subtracted in 200 components = -0.000198397 Jy ! Clean residual min=-0.010154 max=0.012436 Jy/beam ! Clean residual mean=0.000007 rms=0.003001 Jy/beam ! Combined flux in latest and established models = 0.200811 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 60 components and 0.200811 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=0.234735Jy sigma=1.391401 ! Fit after self-cal, rms=0.234750Jy sigma=1.391185 ! 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=0.234750Jy sigma=1.391185 ! Fit after self-cal, rms=0.242060Jy sigma=1.391001 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.707 mas, bmaj=2.641 mas, bpa=-89.51 degrees ! Estimated noise=0.233113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000425845 Jy ! Component: 100 - total flux cleaned = 0.000540197 Jy ! Component: 150 - total flux cleaned = 0.000496187 Jy ! Component: 200 - total flux cleaned = 0.000455677 Jy ! Total flux subtracted in 200 components = 0.000455677 Jy ! Clean residual min=-0.010339 max=0.012611 Jy/beam ! Clean residual mean=0.000007 rms=0.003042 Jy/beam ! Combined flux in latest and established models = 0.201267 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.201267 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=0.242004Jy sigma=1.390933 ! Fit after self-cal, rms=0.242080Jy sigma=1.390710 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 = 6.00318e-05 Jy ! Component: 100 - total flux cleaned = 6.91851e-06 Jy ! Component: 150 - total flux cleaned = -7.76542e-05 Jy ! Component: 200 - total flux cleaned = -0.000151937 Jy ! Total flux subtracted in 200 components = -0.000151937 Jy ! Clean residual min=-0.010351 max=0.012636 Jy/beam ! Clean residual mean=0.000007 rms=0.003043 Jy/beam ! Combined flux in latest and established models = 0.201115 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 0.201115 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=0.242051Jy sigma=1.390639 ! Fit after self-cal, rms=0.242050Jy sigma=1.390451 ! 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=0.242050Jy sigma=1.390451 ! Fit after self-cal, rms=0.248749Jy sigma=1.390238 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.107 mas, bmaj=4.295 mas, bpa=-82.33 degrees ! Estimated noise=0.237693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000668438 Jy ! Component: 100 - total flux cleaned = 0.000758737 Jy ! Component: 150 - total flux cleaned = 0.000836486 Jy ! Component: 200 - total flux cleaned = 0.000837704 Jy ! Total flux subtracted in 200 components = 0.000837704 Jy ! Clean residual min=-0.013314 max=0.016364 Jy/beam ! Clean residual mean=0.000010 rms=0.004056 Jy/beam ! Combined flux in latest and established models = 0.201953 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 63 components and 0.201953 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=0.248715Jy sigma=1.390299 ! Fit after self-cal, rms=0.248803Jy sigma=1.390072 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 = -0.000109398 Jy ! Component: 100 - total flux cleaned = -7.05496e-05 Jy ! Component: 150 - total flux cleaned = -3.74626e-05 Jy ! Component: 200 - total flux cleaned = -7.48911e-05 Jy ! Total flux subtracted in 200 components = -7.48911e-05 Jy ! Clean residual min=-0.013329 max=0.016368 Jy/beam ! Clean residual mean=0.000011 rms=0.004058 Jy/beam ! Combined flux in latest and established models = 0.201878 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 65 components and 0.201878 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=0.248784Jy sigma=1.390098 ! Fit after self-cal, rms=0.248801Jy sigma=1.389975 ! 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=1.74 mas, bmaj=2.683 mas, bpa=-88.94 degrees ! Estimated noise=0.238364 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.74 x 2.683 at -88.94 degrees (North through East) ! Clean map min=-0.010657 max=0.073385 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=1.278 mas, bmaj=1.993 mas, bpa=87.45 degrees ! Estimated noise=0.681643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0790947 Jy ! Component: 100 - total flux cleaned = 0.122536 Jy ! Component: 150 - total flux cleaned = 0.14913 Jy ! Component: 200 - total flux cleaned = 0.16586 Jy ! Total flux subtracted in 200 components = 0.16586 Jy ! Clean residual min=-0.012646 max=0.013930 Jy/beam ! Clean residual mean=-0.000030 rms=0.003089 Jy/beam ! Combined flux in latest and established models = 0.16586 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.16586 Jy ! Inverting map and beam ! Estimated beam: bmin=1.74 mas, bmaj=2.683 mas, bpa=-88.94 degrees ! Estimated noise=0.238364 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 = 0.0160762 Jy ! Component: 100 - total flux cleaned = 0.0238349 Jy ! Component: 150 - total flux cleaned = 0.0276574 Jy ! Component: 200 - total flux cleaned = 0.0294882 Jy ! Total flux subtracted in 200 components = 0.0294882 Jy ! Clean residual min=-0.010361 max=0.012760 Jy/beam ! Clean residual mean=-0.000001 rms=0.003183 Jy/beam ! Combined flux in latest and established models = 0.195348 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.195348 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=3.107 mas, bmaj=4.295 mas, bpa=-82.33 degrees ! Estimated noise=0.237693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158466 Jy ! Component: 100 - total flux cleaned = 0.00179271 Jy ! Component: 150 - total flux cleaned = 0.00198818 Jy ! Component: 200 - total flux cleaned = 0.00217413 Jy ! Total flux subtracted in 200 components = 0.00217413 Jy ! Clean residual min=-0.013314 max=0.016568 Jy/beam ! Clean residual mean=0.000003 rms=0.004119 Jy/beam ! Combined flux in latest and established models = 0.197522 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 = 0.000176899 Jy ! Component: 100 - total flux cleaned = 0.00034297 Jy ! Component: 150 - total flux cleaned = 0.000546812 Jy ! Component: 200 - total flux cleaned = 0.000690818 Jy ! Total flux subtracted in 200 components = 0.000690818 Jy ! Clean residual min=-0.013226 max=0.016531 Jy/beam ! Clean residual mean=0.000005 rms=0.004107 Jy/beam ! Combined flux in latest and established models = 0.198213 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 44 components and 0.198213 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.74 mas, bmaj=2.683 mas, bpa=-88.94 degrees ! Estimated noise=0.238364 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000930918 Jy ! Component: 100 - total flux cleaned = -0.000931012 Jy ! Component: 150 - total flux cleaned = -0.000893493 Jy ! Component: 200 - total flux cleaned = -0.000894112 Jy ! Total flux subtracted in 200 components = -0.000894112 Jy ! Clean residual min=-0.010482 max=0.012740 Jy/beam ! Clean residual mean=0.000002 rms=0.003155 Jy/beam ! Combined flux in latest and established models = 0.197319 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 50 components and 0.197319 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=0.248715Jy sigma=1.395403 ! Fit after self-cal, rms=0.248438Jy sigma=1.393910 wmodel J2344+8226_X_map.mod ! Writing 50 model components to file: J2344+8226_X_map.mod wobs J2344+8226_X_uvs.fits ! Writing UV FITS file: J2344+8226_X_uvs.fits wwins J2344+8226_X_map.win ! wwins: Wrote 1 windows to J2344+8226_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 = 0.00483461 Jy ! Component: 100 - total flux cleaned = 0.00733224 Jy ! Component: 150 - total flux cleaned = 0.00984468 Jy ! Component: 200 - total flux cleaned = 0.0122245 Jy ! Component: 250 - total flux cleaned = 0.0138502 Jy ! Component: 300 - total flux cleaned = 0.0157327 Jy ! Component: 350 - total flux cleaned = 0.0172505 Jy ! Component: 400 - total flux cleaned = 0.0184292 Jy ! Component: 450 - total flux cleaned = 0.0200058 Jy ! Component: 500 - total flux cleaned = 0.0213953 Jy ! Component: 550 - total flux cleaned = 0.0224764 Jy ! Component: 600 - total flux cleaned = 0.0232689 Jy ! Component: 650 - total flux cleaned = 0.0243021 Jy ! Component: 700 - total flux cleaned = 0.025436 Jy ! Component: 750 - total flux cleaned = 0.0264206 Jy ! Component: 800 - total flux cleaned = 0.027503 Jy ! Component: 850 - total flux cleaned = 0.0283266 Jy ! Component: 900 - total flux cleaned = 0.0289045 Jy ! Component: 950 - total flux cleaned = 0.0299239 Jy ! Component: 1000 - total flux cleaned = 0.0307019 Jy ! Component: 1050 - total flux cleaned = 0.0315759 Jy ! Component: 1100 - total flux cleaned = 0.0321129 Jy ! Component: 1150 - total flux cleaned = 0.0330651 Jy ! Component: 1200 - total flux cleaned = 0.0338979 Jy ! Component: 1250 - total flux cleaned = 0.0347173 Jy ! Component: 1300 - total flux cleaned = 0.0354235 Jy ! Component: 1350 - total flux cleaned = 0.0363184 Jy ! Component: 1400 - total flux cleaned = 0.0368069 Jy ! Component: 1450 - total flux cleaned = 0.0373871 Jy ! Component: 1500 - total flux cleaned = 0.0377681 Jy ! Component: 1550 - total flux cleaned = 0.0378619 Jy ! Component: 1600 - total flux cleaned = 0.0386997 Jy ! Component: 1650 - total flux cleaned = 0.0389734 Jy ! Component: 1700 - total flux cleaned = 0.0392461 Jy ! Component: 1750 - total flux cleaned = 0.0396038 Jy ! Component: 1800 - total flux cleaned = 0.03987 Jy ! Component: 1850 - total flux cleaned = 0.0403081 Jy ! Component: 1900 - total flux cleaned = 0.0405667 Jy ! Component: 1950 - total flux cleaned = 0.0410786 Jy ! Component: 2000 - total flux cleaned = 0.0411621 Jy ! Component: 2050 - total flux cleaned = 0.041495 Jy ! Component: 2100 - total flux cleaned = 0.0414949 Jy ! Component: 2150 - total flux cleaned = 0.0415768 Jy ! Component: 2200 - total flux cleaned = 0.0418191 Jy ! Component: 2250 - total flux cleaned = 0.0420587 Jy ! Component: 2300 - total flux cleaned = 0.0422162 Jy ! Component: 2350 - total flux cleaned = 0.0424506 Jy ! Component: 2400 - total flux cleaned = 0.0428364 Jy ! Component: 2450 - total flux cleaned = 0.0429887 Jy ! Component: 2500 - total flux cleaned = 0.042989 Jy ! Component: 2550 - total flux cleaned = 0.0429142 Jy ! Component: 2600 - total flux cleaned = 0.0432838 Jy ! Component: 2650 - total flux cleaned = 0.043357 Jy ! Component: 2700 - total flux cleaned = 0.043574 Jy ! Component: 2750 - total flux cleaned = 0.0436464 Jy ! Component: 2800 - total flux cleaned = 0.043718 Jy ! Component: 2850 - total flux cleaned = 0.0439291 Jy ! Component: 2900 - total flux cleaned = 0.0439988 Jy ! Component: 2950 - total flux cleaned = 0.0439995 Jy ! Component: 3000 - total flux cleaned = 0.0441369 Jy ! Component: 3050 - total flux cleaned = 0.0440697 Jy ! Component: 3100 - total flux cleaned = 0.0443393 Jy ! Component: 3150 - total flux cleaned = 0.0444731 Jy ! Component: 3200 - total flux cleaned = 0.0446053 Jy ! Component: 3250 - total flux cleaned = 0.0446708 Jy ! Component: 3300 - total flux cleaned = 0.0449959 Jy ! Component: 3350 - total flux cleaned = 0.0451242 Jy ! Component: 3400 - total flux cleaned = 0.0451241 Jy ! Component: 3450 - total flux cleaned = 0.0453784 Jy ! Component: 3500 - total flux cleaned = 0.0452518 Jy ! Component: 3550 - total flux cleaned = 0.0455032 Jy ! Component: 3600 - total flux cleaned = 0.0455653 Jy ! Component: 3650 - total flux cleaned = 0.0456888 Jy ! Component: 3700 - total flux cleaned = 0.0458113 Jy ! Component: 3750 - total flux cleaned = 0.0457501 Jy ! Component: 3800 - total flux cleaned = 0.0456893 Jy ! Component: 3850 - total flux cleaned = 0.045931 Jy ! Component: 3900 - total flux cleaned = 0.0459307 Jy ! Component: 3950 - total flux cleaned = 0.0457514 Jy ! Component: 4000 - total flux cleaned = 0.0459885 Jy ! Component: 4050 - total flux cleaned = 0.0457529 Jy ! Total flux subtracted in 4096 components = 0.045636 Jy ! Clean residual min=-0.003334 max=0.003306 Jy/beam ! Clean residual mean=0.000008 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 0.242955 Jy keep ! Adding 485 model components to the UV plane model. ! The established model now contains 535 components and 0.242955 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2344+8226_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.74 x 2.683 at -88.94 degrees (North through East) ! Clean map min=-0.0083626 max=0.07925 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2344+8226_X_map.fits wmodel /vlbi/uf001/uva//J2344+8226_X_map.mod ! Writing 535 model components to file: /vlbi/uf001/uva//J2344+8226_X_map.mod wobs /vlbi/uf001/uva//J2344+8226_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2344+8226_X_uvs.fits wwins /vlbi/uf001/uva//J2344+8226_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J2344+8226_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0792496 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00122597 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -4.64091 4.64091 9.28181 18.5636 37.1272 74.2545 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0036 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.079 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 64.642 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2344+8226_X_dfm.log closed on Mon Jan 14 06:50:18 2019