! Started logfile: /vlbi/uf001/uva//J1230+5830_X_dfm.log on Mon Jan 14 01:54:17 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//J1230+5830_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1230+5830_X_uva.fits ! AN table 1: 70 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.614286 visibilities/baseline/integration-bin. ! Found source: J1230+5830 ! ! 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 14448 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 J1230+5830_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 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 189 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018667Jy sigma=140.350670 ! Fit after self-cal, rms=0.893630Jy sigma=137.684252 ! 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=1.358 mas, bmaj=1.975 mas, bpa=30.85 degrees ! Estimated noise=0.157349 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 = 0.0271967 Jy ! Component: 100 - total flux cleaned = 0.0444335 Jy ! Total flux subtracted in 100 components = 0.0444335 Jy ! Clean residual min=-0.012830 max=0.016614 Jy/beam ! Clean residual mean=0.000067 rms=0.003316 Jy/beam ! Combined flux in latest and established models = 0.0444335 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0444335 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=0.141656Jy sigma=4.303924 ! Fit after self-cal, rms=0.136742Jy sigma=4.134456 ! 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=1.515 mas, bmaj=2.225 mas, bpa=33.93 degrees ! Estimated noise=0.107504 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 = 0.0342825 Jy ! Component: 100 - total flux cleaned = 0.0590417 Jy ! Component: 150 - total flux cleaned = 0.0775528 Jy ! Component: 200 - total flux cleaned = 0.091633 Jy ! Total flux subtracted in 200 components = 0.091633 Jy ! Clean residual min=-0.017648 max=0.018067 Jy/beam ! Clean residual mean=0.000103 rms=0.004978 Jy/beam ! Combined flux in latest and established models = 0.136067 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 29 components and 0.136067 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=0.098579Jy sigma=5.027293 ! Fit after self-cal, rms=0.092368Jy sigma=4.971441 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.515 x 2.225 at 33.93 degrees (North through East) ! Clean map min=-0.016493 max=0.070083 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 37.25 FD 0.78 HN 0.46 KP 0.81 ! LA 0.85 NL 0.92 OV 0.68 PT 0.84 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 40.51 FD 0.77 HN 0.44 KP 0.80 ! LA 0.87 NL 0.91 OV 0.67 PT 0.86 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 33.72 FD 0.81 HN 0.46 KP 0.82 ! LA 0.84 NL 0.87 OV 0.69 PT 0.83 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 43.77 FD 0.78 HN 0.46 KP 0.83 ! LA 0.82 NL 0.87 OV 0.68 PT 0.84 ! ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 41.67 FD 0.78 HN 0.49 KP 0.81 ! LA 0.84 NL 0.85 OV 0.67 PT 0.83 ! ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 41.20 FD 0.76 HN 0.49 KP 0.83 ! LA 0.86 NL 0.84 OV 0.66 PT 0.85 ! ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 37.85 FD 0.79 HN 0.48 KP 0.79 ! LA 0.86 NL 0.83 OV 0.66 PT 0.84 ! ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 33.34 FD 0.79 HN 0.50 KP 0.85 ! LA 0.86 NL 0.87 OV 0.65 PT 0.84 ! ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 39.72 FD 0.80 HN 0.47 KP 0.82 ! LA 0.84 NL 0.87 OV 0.66 PT 0.83 ! ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 40.54 FD 0.79 HN 0.48 KP 0.84 ! LA 0.87 NL 0.82 OV 0.65 PT 0.82 ! ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 29.93 FD 0.78 HN 0.50 KP 0.80 ! LA 0.85 NL 0.81 OV 0.66 PT 0.84 ! ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 35.74 FD 0.80 HN 0.53 KP 0.82 ! LA 0.84 NL 0.74 OV 0.67 PT 0.85 ! ! ! Fit before self-cal, rms=0.092368Jy sigma=4.971441 ! Fit after self-cal, rms=0.043000Jy sigma=1.615684 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.731 mas, bmaj=2.069 mas, bpa=-14.82 degrees ! Estimated noise=0.161678 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 = -0.0015047 Jy ! Component: 100 - total flux cleaned = -0.00283354 Jy ! Component: 150 - total flux cleaned = -0.00403604 Jy ! Component: 200 - total flux cleaned = -0.0050348 Jy ! Total flux subtracted in 200 components = -0.0050348 Jy ! Clean residual min=-0.005488 max=0.007085 Jy/beam ! Clean residual mean=0.000099 rms=0.001420 Jy/beam ! Combined flux in latest and established models = 0.131032 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 36 components and 0.131032 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=0.041512Jy sigma=1.517956 ! Fit after self-cal, rms=0.040130Jy sigma=1.410676 ! Inverting map ! Added new window around map position (-4.4, -16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0073174 Jy ! Component: 100 - total flux cleaned = 0.00925263 Jy ! Component: 150 - total flux cleaned = 0.00966269 Jy ! Component: 200 - total flux cleaned = 0.00954664 Jy ! Total flux subtracted in 200 components = 0.00954664 Jy ! Clean residual min=-0.004592 max=0.005442 Jy/beam ! Clean residual mean=0.000068 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 0.140578 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 58 components and 0.140578 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=0.038608Jy sigma=1.334294 ! Fit after self-cal, rms=0.038443Jy sigma=1.326660 ! 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=0.038443Jy sigma=1.326660 ! Fit after self-cal, rms=0.047854Jy sigma=1.271202 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.77 mas, bmaj=2.151 mas, bpa=-8.796 degrees ! Estimated noise=0.165684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00165127 Jy ! Component: 100 - total flux cleaned = -0.00258765 Jy ! Component: 150 - total flux cleaned = -0.00289611 Jy ! Component: 200 - total flux cleaned = -0.00316183 Jy ! Total flux subtracted in 200 components = -0.00316183 Jy ! Clean residual min=-0.003519 max=0.004022 Jy/beam ! Clean residual mean=0.000034 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.137417 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.137417 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=0.047471Jy sigma=1.239878 ! Fit after self-cal, rms=0.047450Jy sigma=1.238949 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00396611 Jy ! Component: 100 - total flux cleaned = 0.00437176 Jy ! Component: 150 - total flux cleaned = 0.00407652 Jy ! Component: 200 - total flux cleaned = 0.00387495 Jy ! Total flux subtracted in 200 components = 0.00387495 Jy ! Clean residual min=-0.002740 max=0.002935 Jy/beam ! Clean residual mean=0.000025 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.141291 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 0.141291 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=0.047100Jy sigma=1.213383 ! Fit after self-cal, rms=0.047067Jy sigma=1.211975 ! Inverting map ! Added new window around map position (-4.6, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190597 Jy ! Component: 100 - total flux cleaned = 0.00217659 Jy ! Component: 150 - total flux cleaned = 0.002181 Jy ! Component: 200 - total flux cleaned = 0.00218355 Jy ! Total flux subtracted in 200 components = 0.00218355 Jy ! Clean residual min=-0.002558 max=0.002434 Jy/beam ! Clean residual mean=0.000019 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.143475 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 110 components and 0.143475 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=0.046865Jy sigma=1.196584 ! Fit after self-cal, rms=0.046853Jy sigma=1.195931 ! 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=0.046853Jy sigma=1.195931 ! Fit after self-cal, rms=0.050003Jy sigma=1.192143 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.786 mas, bmaj=2.174 mas, bpa=-7.199 degrees ! Estimated noise=0.166858 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230607 Jy ! Component: 100 - total flux cleaned = 0.000476214 Jy ! Component: 150 - total flux cleaned = 0.000697375 Jy ! Component: 200 - total flux cleaned = 0.000849855 Jy ! Total flux subtracted in 200 components = 0.000849855 Jy ! Clean residual min=-0.002255 max=0.002041 Jy/beam ! Clean residual mean=0.000017 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.144325 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 124 components and 0.144325 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=0.049864Jy sigma=1.182964 ! Fit after self-cal, rms=0.049860Jy sigma=1.182603 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 = 0.000498397 Jy ! Component: 100 - total flux cleaned = 0.000543135 Jy ! Component: 150 - total flux cleaned = 0.000544012 Jy ! Component: 200 - total flux cleaned = 0.000544343 Jy ! Total flux subtracted in 200 components = 0.000544343 Jy ! Clean residual min=-0.002117 max=0.002027 Jy/beam ! Clean residual mean=0.000015 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.144869 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 136 components and 0.144869 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=0.049788Jy sigma=1.178012 ! Fit after self-cal, rms=0.049783Jy sigma=1.177843 ! 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=0.049783Jy sigma=1.177843 ! Fit after self-cal, rms=0.050664Jy sigma=1.176586 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.798 mas, bmaj=3.192 mas, bpa=20.04 degrees ! Estimated noise=0.188496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102587 Jy ! Component: 100 - total flux cleaned = 0.000416197 Jy ! Component: 150 - total flux cleaned = 0.000678923 Jy ! Component: 200 - total flux cleaned = 0.000765244 Jy ! Total flux subtracted in 200 components = 0.000765244 Jy ! Clean residual min=-0.001796 max=0.001831 Jy/beam ! Clean residual mean=0.000019 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.145634 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 149 components and 0.145634 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=0.050611Jy sigma=1.173518 ! Fit after self-cal, rms=0.050601Jy sigma=1.173346 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 = 0.000317419 Jy ! Component: 100 - total flux cleaned = 0.000368207 Jy ! Component: 150 - total flux cleaned = 0.000391489 Jy ! Component: 200 - total flux cleaned = 0.000414226 Jy ! Total flux subtracted in 200 components = 0.000414226 Jy ! Clean residual min=-0.001742 max=0.001880 Jy/beam ! Clean residual mean=0.000016 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.146049 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 157 components and 0.146049 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=0.050573Jy sigma=1.171749 ! Fit after self-cal, rms=0.050568Jy sigma=1.171677 ! 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=1.798 mas, bmaj=2.189 mas, bpa=-6.045 degrees ! Estimated noise=0.167488 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.798 x 2.189 at -6.045 degrees (North through East) ! Clean map min=-0.0027907 max=0.075588 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=1.308 mas, bmaj=1.782 mas, bpa=-10.71 degrees ! Estimated noise=0.299616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0613265 Jy ! Component: 100 - total flux cleaned = 0.080967 Jy ! Component: 150 - total flux cleaned = 0.0926455 Jy ! Component: 200 - total flux cleaned = 0.100824 Jy ! Total flux subtracted in 200 components = 0.100824 Jy ! Clean residual min=-0.004037 max=0.005330 Jy/beam ! Clean residual mean=0.000055 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 0.100824 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 41 model components to the UV plane model. ! The established model now contains 41 components and 0.100824 Jy ! Inverting map and beam ! Estimated beam: bmin=1.798 mas, bmaj=2.189 mas, bpa=-6.045 degrees ! Estimated noise=0.167488 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 = 0.0101448 Jy ! Component: 100 - total flux cleaned = 0.0173149 Jy ! Component: 150 - total flux cleaned = 0.0226842 Jy ! Component: 200 - total flux cleaned = 0.0269054 Jy ! Total flux subtracted in 200 components = 0.0269054 Jy ! Clean residual min=-0.002421 max=0.003186 Jy/beam ! Clean residual mean=0.000055 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.12773 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 93 components and 0.12773 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=2.798 mas, bmaj=3.192 mas, bpa=20.04 degrees ! Estimated noise=0.188496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00458707 Jy ! Component: 100 - total flux cleaned = 0.0079727 Jy ! Component: 150 - total flux cleaned = 0.0102274 Jy ! Component: 200 - total flux cleaned = 0.0117209 Jy ! Total flux subtracted in 200 components = 0.0117209 Jy ! Clean residual min=-0.001934 max=0.002390 Jy/beam ! Clean residual mean=0.000041 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.139451 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 = 0.00125602 Jy ! Component: 100 - total flux cleaned = 0.00225696 Jy ! Component: 150 - total flux cleaned = 0.0028014 Jy ! Component: 200 - total flux cleaned = 0.00323839 Jy ! Total flux subtracted in 200 components = 0.00323839 Jy ! Clean residual min=-0.001809 max=0.001953 Jy/beam ! Clean residual mean=0.000029 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.142689 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 162 components and 0.142689 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.798 mas, bmaj=2.189 mas, bpa=-6.045 degrees ! Estimated noise=0.167488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000576322 Jy ! Component: 100 - total flux cleaned = 0.000759318 Jy ! Component: 150 - total flux cleaned = 0.00092403 Jy ! Component: 200 - total flux cleaned = 0.00103757 Jy ! Total flux subtracted in 200 components = 0.00103757 Jy ! Clean residual min=-0.001712 max=0.002028 Jy/beam ! Clean residual mean=0.000015 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.143727 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 190 components and 0.143727 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=0.050743Jy sigma=1.170657 ! Fit after self-cal, rms=0.050619Jy sigma=1.168593 wmodel J1230+5830_X_map.mod ! Writing 190 model components to file: J1230+5830_X_map.mod wobs J1230+5830_X_uvs.fits ! Writing UV FITS file: J1230+5830_X_uvs.fits wwins J1230+5830_X_map.win ! wwins: Wrote 4 windows to J1230+5830_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 = 0.000319581 Jy ! Component: 100 - total flux cleaned = 0.000204663 Jy ! Component: 150 - total flux cleaned = 0.00015111 Jy ! Component: 200 - total flux cleaned = 7.63143e-05 Jy ! Component: 250 - total flux cleaned = 9.94883e-05 Jy ! Component: 300 - total flux cleaned = 5.54212e-05 Jy ! Component: 350 - total flux cleaned = -8.97022e-06 Jy ! Component: 400 - total flux cleaned = -9.20964e-05 Jy ! Component: 450 - total flux cleaned = -0.000191665 Jy ! Component: 500 - total flux cleaned = -0.000287814 Jy ! Component: 550 - total flux cleaned = -0.000399132 Jy ! Component: 600 - total flux cleaned = -0.0004884 Jy ! Component: 650 - total flux cleaned = -0.000505723 Jy ! Component: 700 - total flux cleaned = -0.000522899 Jy ! Component: 750 - total flux cleaned = -0.000505934 Jy ! Component: 800 - total flux cleaned = -0.000425037 Jy ! Component: 850 - total flux cleaned = -0.000441062 Jy ! Component: 900 - total flux cleaned = -0.000441038 Jy ! Component: 950 - total flux cleaned = -0.000471146 Jy ! Component: 1000 - total flux cleaned = -0.000427079 Jy ! Component: 1050 - total flux cleaned = -0.000514556 Jy ! Component: 1100 - total flux cleaned = -0.000528943 Jy ! Component: 1150 - total flux cleaned = -0.000584487 Jy ! Component: 1200 - total flux cleaned = -0.000597938 Jy ! Component: 1250 - total flux cleaned = -0.000651426 Jy ! Component: 1300 - total flux cleaned = -0.000716732 Jy ! Component: 1350 - total flux cleaned = -0.000755126 Jy ! Component: 1400 - total flux cleaned = -0.000767696 Jy ! Component: 1450 - total flux cleaned = -0.000830112 Jy ! Component: 1500 - total flux cleaned = -0.000879063 Jy ! Component: 1550 - total flux cleaned = -0.000879046 Jy ! Component: 1600 - total flux cleaned = -0.000937906 Jy ! Component: 1650 - total flux cleaned = -0.000949443 Jy ! Component: 1700 - total flux cleaned = -0.000937957 Jy ! Component: 1750 - total flux cleaned = -0.000915703 Jy ! Component: 1800 - total flux cleaned = -0.000937948 Jy ! Component: 1850 - total flux cleaned = -0.000916313 Jy ! Component: 1900 - total flux cleaned = -0.000916421 Jy ! Component: 1950 - total flux cleaned = -0.000916366 Jy ! Component: 2000 - total flux cleaned = -0.000916282 Jy ! Component: 2050 - total flux cleaned = -0.000905729 Jy ! Component: 2100 - total flux cleaned = -0.00088546 Jy ! Component: 2150 - total flux cleaned = -0.000845732 Jy ! Component: 2200 - total flux cleaned = -0.000836053 Jy ! Component: 2250 - total flux cleaned = -0.000816763 Jy ! Component: 2300 - total flux cleaned = -0.000797715 Jy ! Component: 2350 - total flux cleaned = -0.000788386 Jy ! Component: 2400 - total flux cleaned = -0.000779104 Jy ! Component: 2450 - total flux cleaned = -0.000742375 Jy ! Component: 2500 - total flux cleaned = -0.000715267 Jy ! Component: 2550 - total flux cleaned = -0.000724335 Jy ! Component: 2600 - total flux cleaned = -0.000697809 Jy ! Component: 2650 - total flux cleaned = -0.000671702 Jy ! Component: 2700 - total flux cleaned = -0.000628642 Jy ! Component: 2750 - total flux cleaned = -0.000611753 Jy ! Component: 2800 - total flux cleaned = -0.000552976 Jy ! Component: 2850 - total flux cleaned = -0.000519879 Jy ! Component: 2900 - total flux cleaned = -0.000503444 Jy ! Component: 2950 - total flux cleaned = -0.000479007 Jy ! Component: 3000 - total flux cleaned = -0.000430805 Jy ! Component: 3050 - total flux cleaned = -0.000422863 Jy ! Component: 3100 - total flux cleaned = -0.000375732 Jy ! Component: 3150 - total flux cleaned = -0.000352461 Jy ! Component: 3200 - total flux cleaned = -0.000329339 Jy ! Component: 3250 - total flux cleaned = -0.000291374 Jy ! Component: 3300 - total flux cleaned = -0.000253811 Jy ! Component: 3350 - total flux cleaned = -0.000209293 Jy ! Component: 3400 - total flux cleaned = -0.000150416 Jy ! Component: 3450 - total flux cleaned = -0.000128698 Jy ! Component: 3500 - total flux cleaned = -9.27474e-05 Jy ! Component: 3550 - total flux cleaned = -6.4127e-05 Jy ! Component: 3600 - total flux cleaned = -3.59085e-05 Jy ! Component: 3650 - total flux cleaned = 1.29678e-05 Jy ! Component: 3700 - total flux cleaned = 4.05972e-05 Jy ! Component: 3750 - total flux cleaned = 2.68627e-05 Jy ! Component: 3800 - total flux cleaned = 8.11558e-05 Jy ! Component: 3850 - total flux cleaned = 0.000114754 Jy ! Component: 3900 - total flux cleaned = 0.000141419 Jy ! Component: 3950 - total flux cleaned = 0.00018109 Jy ! Component: 4000 - total flux cleaned = 0.00018111 Jy ! Component: 4050 - total flux cleaned = 0.000220081 Jy ! Total flux subtracted in 4096 components = 0.000239352 Jy ! Clean residual min=-0.000368 max=0.000338 Jy/beam ! Clean residual mean=0.000002 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.143966 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 472 components and 0.143966 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1230+5830_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.798 x 2.189 at -6.045 degrees (North through East) ! Clean map min=-0.0017299 max=0.078651 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1230+5830_X_map.fits wmodel /vlbi/uf001/uva//J1230+5830_X_map.mod ! Writing 472 model components to file: /vlbi/uf001/uva//J1230+5830_X_map.mod wobs /vlbi/uf001/uva//J1230+5830_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1230+5830_X_uvs.fits wwins /vlbi/uf001/uva//J1230+5830_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1230+5830_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0786515 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000118076 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.450378 0.450378 0.900756 1.80151 3.60302 7.20605 14.4121 28.8242 57.6484 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.078 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 666.106 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1230+5830_X_dfm.log closed on Mon Jan 14 01:54:22 2019