! Started logfile: /vlbi/bp222/maps//J0909-0231_X_dfm.log on Thu Sep 27 10:58:27 2018 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/bp222/maps//J0909-0231_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0909-0231_X_uvm.fits ! AN table 1: 21 integrations on 28 of 28 possible baselines. ! AN table 2: 23 integrations on 28 of 28 possible baselines. ! AN table 3: 67 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.840412 visibilities/baseline/integration-bin. ! Found source: J0909-0231 ! ! 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 108 lines of history. ! ! Reading 31344 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 J0909-0231_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 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 9. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 10. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 11. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 12. ! A total of 89 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.006467Jy sigma=16.459874 ! Fit after self-cal, rms=0.934328Jy sigma=15.155832 ! 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=0.6433 mas, bmaj=1.812 mas, bpa=-9.43 degrees ! Estimated noise=0.44136 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 = 0.0456575 Jy ! Component: 100 - total flux cleaned = 0.0643185 Jy ! Total flux subtracted in 100 components = 0.0643185 Jy ! Clean residual min=-0.005396 max=0.009593 Jy/beam ! Clean residual mean=-0.000007 rms=0.001314 Jy/beam ! Combined flux in latest and established models = 0.0643185 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0643185 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=0.069489Jy sigma=1.125473 ! Fit after self-cal, rms=0.068699Jy sigma=1.113342 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125609 Jy ! Component: 100 - total flux cleaned = 0.0211982 Jy ! Total flux subtracted in 100 components = 0.0211982 Jy ! Clean residual min=-0.004536 max=0.007639 Jy/beam ! Clean residual mean=-0.000006 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.0855167 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 37 components and 0.0855168 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=0.064538Jy sigma=1.024932 ! Fit after self-cal, rms=0.064501Jy sigma=1.023966 ! Inverting map ! Added new window around map position (-0.8, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00861127 Jy ! Component: 100 - total flux cleaned = 0.0151279 Jy ! Total flux subtracted in 100 components = 0.0151279 Jy ! Clean residual min=-0.003824 max=0.004270 Jy/beam ! Clean residual mean=-0.000005 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.100645 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 64 components and 0.100645 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=0.062288Jy sigma=0.976340 ! Fit after self-cal, rms=0.062217Jy sigma=0.975106 ! 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=0.8028 mas, bmaj=2.133 mas, bpa=-9.836 degrees ! Estimated noise=0.250601 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 = 0.0117978 Jy ! Component: 100 - total flux cleaned = 0.020607 Jy ! Component: 150 - total flux cleaned = 0.027449 Jy ! Component: 200 - total flux cleaned = 0.0328394 Jy ! Total flux subtracted in 200 components = 0.0328394 Jy ! Clean residual min=-0.003791 max=0.005789 Jy/beam ! Clean residual mean=-0.000008 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 0.133484 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 108 components and 0.133484 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=0.059495Jy sigma=0.912302 ! Fit after self-cal, rms=0.059422Jy sigma=0.910988 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8028 x 2.133 at -9.836 degrees (North through East) ! Clean map min=-0.0035752 max=0.065192 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.89 HN 1.12 KP 0.89 ! MK 1.15 NL 1.02 OV 0.97 PT 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.89 HN 1.10 LA 0.79 ! MK 1.14 NL 1.35 OV 1.16 PT 0.79 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.11 FD 1.02 HN 1.07 KP 0.92 ! MK 1.01 NL 1.10 OV 0.92 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.93 HN 1.11 KP 0.91 ! MK 1.32 NL 0.99 OV 0.96 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.87 HN 1.06 LA 0.81 ! MK 1.38 NL 1.20 OV 1.07 PT 0.82 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.03 HN 1.06 KP 0.91 ! MK 0.96 NL 1.08 OV 0.93 SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.93 HN 1.16 KP 0.88 ! MK 1.18 NL 1.02 OV 1.00 PT 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 0.92 HN 1.08 LA 0.84 ! MK 1.20 NL 1.13 OV 1.09 PT 0.78 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 1.05 HN 0.96 KP 0.88 ! MK 1.07 NL 1.13 OV 0.94 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.97 HN 1.03 KP 0.88 ! MK 1.24 NL 0.99 OV 1.02 PT 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 0.86 HN 1.17 LA 0.81 ! MK 1.22 NL 1.19 OV 1.06 PT 0.83 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.02 HN 0.99 KP 0.89 ! MK 0.94 NL 1.16 OV 0.98 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.91 HN 1.28 KP 0.89 ! MK 1.05 NL 1.03 OV 0.98 PT 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 0.86 HN 1.08 LA 0.82 ! MK 1.22 NL 1.18 OV 1.11 PT 0.79 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.05 HN 0.99 KP 0.89 ! MK 1.08 NL 1.06 OV 0.97 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.93 HN 1.16 KP 0.91 ! MK 1.13 NL 0.89 OV 0.97 PT 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.91 HN 1.12 LA 0.83 ! MK 1.21 NL 1.18 OV 1.05 PT 0.80 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.20 FD 0.95 HN 0.99 KP 0.91 ! MK 1.04 NL 1.03 OV 0.94 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.92 HN 1.10 KP 0.93 ! MK 1.02 NL 0.94 OV 1.03 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.89 HN 1.17 LA 0.84 ! MK 1.08 NL 1.07 OV 1.09 PT 0.82 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.05 HN 1.01 KP 0.92 ! MK 0.88 NL 1.07 OV 0.94 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.94 HN 1.22 KP 0.88 ! MK 1.14 NL 0.96 OV 1.01 PT 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 FD 0.90 HN 1.16 LA 0.86 ! MK 1.11 NL 1.15 OV 1.07 PT 0.82 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.11 FD 0.97 HN 0.98 KP 0.87 ! MK 0.94 NL 1.14 OV 0.98 SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.98 HN 1.15 KP 0.86 ! MK 0.90 NL 0.92 OV 1.01 PT 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 0.85 HN 1.08 LA 0.85 ! MK 1.09 NL 1.09 OV 1.13 PT 0.82 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 HN 1.05 KP 0.91 ! MK 0.91 NL 1.05 OV 0.95 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.96 HN 1.11 KP 0.89 ! MK 1.10 NL 0.90 OV 1.04 PT 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.88 HN 1.15 LA 0.84 ! MK 0.98 NL 1.21 OV 1.12 PT 0.83 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.97 HN 0.96 KP 0.91 ! MK 0.81 NL 1.10 OV 0.99 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.23 KP 0.90 ! MK 1.05 NL 0.98 OV 1.02 PT 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.90 HN 1.14 LA 0.79 ! MK 1.32 NL 1.17 OV 1.11 PT 0.85 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.01 HN 1.09 KP 0.89 ! MK 0.84 NL 1.06 OV 0.96 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 1.20 KP 0.92 ! MK 0.90 NL 0.97 OV 1.07 PT 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.86 HN 1.11 LA 0.83 ! MK 1.07 NL 1.26 OV 1.07 PT 0.82 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.98 HN 0.99 KP 0.96 ! MK 0.73 NL 1.11 OV 0.93 SC 1.04 ! ! ! Fit before self-cal, rms=0.059422Jy sigma=0.910988 ! Fit after self-cal, rms=0.059757Jy sigma=0.881017 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8138 mas, bmaj=2.175 mas, bpa=-9.582 degrees ! Estimated noise=0.247553 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 (-4.8, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383142 Jy ! Component: 100 - total flux cleaned = 0.00586909 Jy ! Component: 150 - total flux cleaned = 0.00732041 Jy ! Component: 200 - total flux cleaned = 0.00818269 Jy ! Total flux subtracted in 200 components = 0.00818269 Jy ! Clean residual min=-0.002943 max=0.002316 Jy/beam ! Clean residual mean=-0.000000 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.141667 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 143 components and 0.141667 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=0.059522Jy sigma=0.875437 ! Fit after self-cal, rms=0.059608Jy sigma=0.874385 ! 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=0.059608Jy sigma=0.874385 ! Fit after self-cal, rms=0.059636Jy sigma=0.873696 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8131 mas, bmaj=2.176 mas, bpa=-9.649 degrees ! Estimated noise=0.246852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146011 Jy ! Component: 100 - total flux cleaned = 0.00212072 Jy ! Component: 150 - total flux cleaned = 0.00232048 Jy ! Component: 200 - total flux cleaned = 0.00255506 Jy ! Total flux subtracted in 200 components = 0.00255506 Jy ! Clean residual min=-0.002588 max=0.002124 Jy/beam ! Clean residual mean=-0.000000 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.144222 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 154 components and 0.144222 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=0.059592Jy sigma=0.872641 ! Fit after self-cal, rms=0.059583Jy sigma=0.872563 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 = 0.000669332 Jy ! Component: 100 - total flux cleaned = 0.000845494 Jy ! Component: 150 - total flux cleaned = 0.000937308 Jy ! Component: 200 - total flux cleaned = 0.00106196 Jy ! Total flux subtracted in 200 components = 0.00106196 Jy ! Clean residual min=-0.002511 max=0.002049 Jy/beam ! Clean residual mean=-0.000000 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.145284 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 165 components and 0.145284 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=0.059565Jy sigma=0.872211 ! Fit after self-cal, rms=0.059556Jy sigma=0.872192 ! 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=0.059556Jy sigma=0.872192 ! Fit after self-cal, rms=0.059737Jy sigma=0.870346 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8086 mas, bmaj=2.172 mas, bpa=-9.833 degrees ! Estimated noise=0.245046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000706656 Jy ! Component: 100 - total flux cleaned = 0.000955578 Jy ! Component: 150 - total flux cleaned = 0.00110699 Jy ! Component: 200 - total flux cleaned = 0.00120519 Jy ! Total flux subtracted in 200 components = 0.00120519 Jy ! Clean residual min=-0.002323 max=0.002000 Jy/beam ! Clean residual mean=-0.000000 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.146489 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 175 components and 0.146489 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=0.059722Jy sigma=0.869995 ! Fit after self-cal, rms=0.059739Jy sigma=0.869892 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 = 0.000241421 Jy ! Component: 100 - total flux cleaned = 0.00033567 Jy ! Component: 150 - total flux cleaned = 0.000403987 Jy ! Component: 200 - total flux cleaned = 0.000482594 Jy ! Total flux subtracted in 200 components = 0.000482594 Jy ! Clean residual min=-0.002303 max=0.001944 Jy/beam ! Clean residual mean=-0.000000 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.146971 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 179 components and 0.146971 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=0.059730Jy sigma=0.869709 ! Fit after self-cal, rms=0.059726Jy sigma=0.869696 ! 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=0.059726Jy sigma=0.869696 ! Fit after self-cal, rms=0.059569Jy sigma=0.869620 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.984 mas, bmaj=3.241 mas, bpa=-1.165 degrees ! Estimated noise=0.300657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170194 Jy ! Component: 100 - total flux cleaned = 0.00243667 Jy ! Component: 150 - total flux cleaned = 0.00266459 Jy ! Component: 200 - total flux cleaned = 0.00276354 Jy ! Total flux subtracted in 200 components = 0.00276354 Jy ! Clean residual min=-0.003060 max=0.002743 Jy/beam ! Clean residual mean=-0.000000 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.149735 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 184 components and 0.149735 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=0.059588Jy sigma=0.869718 ! Fit after self-cal, rms=0.059578Jy sigma=0.869499 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 = 0.000379004 Jy ! Component: 100 - total flux cleaned = 0.000457344 Jy ! Component: 150 - total flux cleaned = 0.000479856 Jy ! Component: 200 - total flux cleaned = 0.000501037 Jy ! Total flux subtracted in 200 components = 0.000501037 Jy ! Clean residual min=-0.003025 max=0.002858 Jy/beam ! Clean residual mean=-0.000000 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.150236 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 188 components and 0.150236 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=0.059592Jy sigma=0.869635 ! Fit after self-cal, rms=0.059588Jy sigma=0.869564 ! 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=0.8061 mas, bmaj=2.169 mas, bpa=-9.919 degrees ! Estimated noise=0.244094 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8061 x 2.169 at -9.919 degrees (North through East) ! Clean map min=-0.0022237 max=0.061926 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=0.6414 mas, bmaj=1.834 mas, bpa=-9.206 degrees ! Estimated noise=0.437144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0455525 Jy ! Component: 100 - total flux cleaned = 0.0650368 Jy ! Component: 150 - total flux cleaned = 0.077442 Jy ! Component: 200 - total flux cleaned = 0.0867527 Jy ! Total flux subtracted in 200 components = 0.0867527 Jy ! Clean residual min=-0.003668 max=0.005518 Jy/beam ! Clean residual mean=-0.000004 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.0867527 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 36 model components to the UV plane model. ! The established model now contains 36 components and 0.0867527 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8061 mas, bmaj=2.169 mas, bpa=-9.919 degrees ! Estimated noise=0.244094 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 = 0.012924 Jy ! Component: 100 - total flux cleaned = 0.0218536 Jy ! Component: 150 - total flux cleaned = 0.0284991 Jy ! Component: 200 - total flux cleaned = 0.0337509 Jy ! Total flux subtracted in 200 components = 0.0337509 Jy ! Clean residual min=-0.003291 max=0.003292 Jy/beam ! Clean residual mean=-0.000004 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.120504 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 88 components and 0.120504 Jy ! Inverting map ! Added new window around map position (0.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421639 Jy ! Component: 100 - total flux cleaned = 0.00763673 Jy ! Component: 150 - total flux cleaned = 0.0104886 Jy ! Component: 200 - total flux cleaned = 0.0129541 Jy ! Total flux subtracted in 200 components = 0.0129541 Jy ! Clean residual min=-0.002703 max=0.002285 Jy/beam ! Clean residual mean=-0.000002 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.133458 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 126 components and 0.133458 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=1.984 mas, bmaj=3.241 mas, bpa=-1.165 degrees ! Estimated noise=0.300657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00450608 Jy ! Component: 100 - total flux cleaned = 0.00776111 Jy ! Component: 150 - total flux cleaned = 0.010278 Jy ! Component: 200 - total flux cleaned = 0.0120866 Jy ! Total flux subtracted in 200 components = 0.0120866 Jy ! Clean residual min=-0.003365 max=0.002942 Jy/beam ! Clean residual mean=-0.000002 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.145544 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 = 0.00122906 Jy ! Component: 100 - total flux cleaned = 0.00221495 Jy ! Component: 150 - total flux cleaned = 0.00296783 Jy ! Component: 200 - total flux cleaned = 0.00341239 Jy ! Total flux subtracted in 200 components = 0.00341239 Jy ! Clean residual min=-0.002876 max=0.003138 Jy/beam ! Clean residual mean=-0.000001 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.148957 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 172 components and 0.148957 Jy ! Inverting map ! Added new window around map position (1.2, -8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000417555 Jy ! Component: 100 - total flux cleaned = 0.000815724 Jy ! Component: 150 - total flux cleaned = 0.0009273 Jy ! Component: 200 - total flux cleaned = 0.00121048 Jy ! Total flux subtracted in 200 components = 0.00121048 Jy ! Clean residual min=-0.001970 max=0.001962 Jy/beam ! Clean residual mean=-0.000002 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.150167 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 203 components and 0.150167 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8061 mas, bmaj=2.169 mas, bpa=-9.919 degrees ! Estimated noise=0.244094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502934 Jy ! Component: 100 - total flux cleaned = 0.000677476 Jy ! Component: 150 - total flux cleaned = 0.000870998 Jy ! Component: 200 - total flux cleaned = 0.00101072 Jy ! Total flux subtracted in 200 components = 0.00101072 Jy ! Clean residual min=-0.001193 max=0.001384 Jy/beam ! Clean residual mean=-0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.151178 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 235 components and 0.151178 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=0.059406Jy sigma=0.866415 ! Fit after self-cal, rms=0.059315Jy sigma=0.865740 wmodel J0909-0231_X_map.mod ! Writing 235 model components to file: J0909-0231_X_map.mod wobs J0909-0231_X_uvs.fits ! Writing UV FITS file: J0909-0231_X_uvs.fits wwins J0909-0231_X_map.win ! wwins: Wrote 5 windows to J0909-0231_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 = 0.000624744 Jy ! Component: 100 - total flux cleaned = 0.00107566 Jy ! Component: 150 - total flux cleaned = 0.00128685 Jy ! Component: 200 - total flux cleaned = 0.00148866 Jy ! Component: 250 - total flux cleaned = 0.00164433 Jy ! Component: 300 - total flux cleaned = 0.00175716 Jy ! Component: 350 - total flux cleaned = 0.00186636 Jy ! Component: 400 - total flux cleaned = 0.00200876 Jy ! Component: 450 - total flux cleaned = 0.00214744 Jy ! Component: 500 - total flux cleaned = 0.00223185 Jy ! Component: 550 - total flux cleaned = 0.00228154 Jy ! Component: 600 - total flux cleaned = 0.00237904 Jy ! Component: 650 - total flux cleaned = 0.00247457 Jy ! Component: 700 - total flux cleaned = 0.00256853 Jy ! Component: 750 - total flux cleaned = 0.00263011 Jy ! Component: 800 - total flux cleaned = 0.00269075 Jy ! Component: 850 - total flux cleaned = 0.00273568 Jy ! Component: 900 - total flux cleaned = 0.00276532 Jy ! Component: 950 - total flux cleaned = 0.00285178 Jy ! Component: 1000 - total flux cleaned = 0.00293682 Jy ! Component: 1050 - total flux cleaned = 0.00293632 Jy ! Component: 1100 - total flux cleaned = 0.00296387 Jy ! Component: 1150 - total flux cleaned = 0.00299091 Jy ! Component: 1200 - total flux cleaned = 0.00299071 Jy ! Component: 1250 - total flux cleaned = 0.002964 Jy ! Component: 1300 - total flux cleaned = 0.00295098 Jy ! Component: 1350 - total flux cleaned = 0.00293811 Jy ! Component: 1400 - total flux cleaned = 0.00289992 Jy ! Component: 1450 - total flux cleaned = 0.00292518 Jy ! Component: 1500 - total flux cleaned = 0.00298696 Jy ! Component: 1550 - total flux cleaned = 0.00292553 Jy ! Component: 1600 - total flux cleaned = 0.00292546 Jy ! Component: 1650 - total flux cleaned = 0.0029256 Jy ! Component: 1700 - total flux cleaned = 0.00291382 Jy ! Component: 1750 - total flux cleaned = 0.00291408 Jy ! Component: 1800 - total flux cleaned = 0.00292583 Jy ! Component: 1850 - total flux cleaned = 0.00293724 Jy ! Component: 1900 - total flux cleaned = 0.0028918 Jy ! Component: 1950 - total flux cleaned = 0.00291415 Jy ! Component: 2000 - total flux cleaned = 0.00289186 Jy ! Component: 2050 - total flux cleaned = 0.00291394 Jy ! Component: 2100 - total flux cleaned = 0.00292498 Jy ! Component: 2150 - total flux cleaned = 0.00292492 Jy ! Component: 2200 - total flux cleaned = 0.00289289 Jy ! Component: 2250 - total flux cleaned = 0.00287158 Jy ! Component: 2300 - total flux cleaned = 0.00288206 Jy ! Component: 2350 - total flux cleaned = 0.00290287 Jy ! Component: 2400 - total flux cleaned = 0.00288219 Jy ! Component: 2450 - total flux cleaned = 0.00288221 Jy ! Component: 2500 - total flux cleaned = 0.00285157 Jy ! Component: 2550 - total flux cleaned = 0.00283127 Jy ! Component: 2600 - total flux cleaned = 0.00280109 Jy ! Component: 2650 - total flux cleaned = 0.00278121 Jy ! Component: 2700 - total flux cleaned = 0.00276145 Jy ! Component: 2750 - total flux cleaned = 0.00274184 Jy ! Component: 2800 - total flux cleaned = 0.0027419 Jy ! Component: 2850 - total flux cleaned = 0.00270308 Jy ! Component: 2900 - total flux cleaned = 0.00268382 Jy ! Component: 2950 - total flux cleaned = 0.00269332 Jy ! Component: 3000 - total flux cleaned = 0.00263653 Jy ! Component: 3050 - total flux cleaned = 0.00263637 Jy ! Component: 3100 - total flux cleaned = 0.002599 Jy ! Component: 3150 - total flux cleaned = 0.00253404 Jy ! Component: 3200 - total flux cleaned = 0.00252489 Jy ! Component: 3250 - total flux cleaned = 0.00249751 Jy ! Component: 3300 - total flux cleaned = 0.00246119 Jy ! Component: 3350 - total flux cleaned = 0.00242493 Jy ! Component: 3400 - total flux cleaned = 0.00239807 Jy ! Component: 3450 - total flux cleaned = 0.00240693 Jy ! Component: 3500 - total flux cleaned = 0.00235394 Jy ! Component: 3550 - total flux cleaned = 0.00235403 Jy ! Component: 3600 - total flux cleaned = 0.00234535 Jy ! Component: 3650 - total flux cleaned = 0.00231928 Jy ! Component: 3700 - total flux cleaned = 0.00227609 Jy ! Component: 3750 - total flux cleaned = 0.00224182 Jy ! Component: 3800 - total flux cleaned = 0.0022078 Jy ! Component: 3850 - total flux cleaned = 0.00220791 Jy ! Component: 3900 - total flux cleaned = 0.00219948 Jy ! Component: 3950 - total flux cleaned = 0.00219114 Jy ! Component: 4000 - total flux cleaned = 0.0021578 Jy ! Component: 4050 - total flux cleaned = 0.00214121 Jy ! Total flux subtracted in 4096 components = 0.00212474 Jy ! Clean residual min=-0.000463 max=0.000514 Jy/beam ! Clean residual mean=-0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.153303 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 565 components and 0.153303 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0909-0231_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8061 x 2.169 at -9.919 degrees (North through East) ! Clean map min=-0.0019507 max=0.063497 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0909-0231_X_map.fits wmodel /vlbi/bp222/maps//J0909-0231_X_map.mod ! Writing 565 model components to file: /vlbi/bp222/maps//J0909-0231_X_map.mod wobs /vlbi/bp222/maps//J0909-0231_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0909-0231_X_uvs.fits wwins /vlbi/bp222/maps//J0909-0231_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0909-0231_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0634969 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014454 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.682898 0.682898 1.3658 2.73159 5.46318 10.9264 21.8527 43.7055 87.4109 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 439.304 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0909-0231_X_dfm.log closed on Thu Sep 27 10:58:33 2018