! Started logfile: /vlbi/uf001/uva//J1912-1504_X_dfm.log on Mon Jan 14 04:58:24 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//J1912-1504_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1912-1504_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.971429 visibilities/baseline/integration-bin. ! Found source: J1912-1504 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 14688 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 J1912-1504_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 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.021253Jy sigma=22.363089 ! Fit after self-cal, rms=0.851398Jy sigma=18.663345 ! 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=0.6557 mas, bmaj=1.636 mas, bpa=-1.86 degrees ! Estimated noise=0.411394 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 = 0.106537 Jy ! Component: 100 - total flux cleaned = 0.153756 Jy ! Total flux subtracted in 100 components = 0.153756 Jy ! Clean residual min=-0.015725 max=0.046820 Jy/beam ! Clean residual mean=-0.000024 rms=0.004368 Jy/beam ! Combined flux in latest and established models = 0.153756 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.153756 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=0.112956Jy sigma=2.450162 ! Fit after self-cal, rms=0.110816Jy sigma=2.403999 ! Inverting map ! Added new window around map position (0.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0454326 Jy ! Component: 100 - total flux cleaned = 0.0712434 Jy ! Total flux subtracted in 100 components = 0.0712434 Jy ! Clean residual min=-0.011481 max=0.028662 Jy/beam ! Clean residual mean=-0.000012 rms=0.002955 Jy/beam ! Combined flux in latest and established models = 0.224999 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 20 components and 0.224999 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=0.084397Jy sigma=1.822979 ! Fit after self-cal, rms=0.083286Jy sigma=1.799576 ! Inverting map ! Added new window around map position (-1.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234554 Jy ! Component: 100 - total flux cleaned = 0.0378954 Jy ! Total flux subtracted in 100 components = 0.0378954 Jy ! Clean residual min=-0.009278 max=0.018147 Jy/beam ! Clean residual mean=-0.000006 rms=0.002343 Jy/beam ! Combined flux in latest and established models = 0.262894 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.262894 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=0.074569Jy sigma=1.601051 ! Fit after self-cal, rms=0.074331Jy sigma=1.595878 ! Inverting map ! Added new window around map position (2.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158605 Jy ! Component: 100 - total flux cleaned = 0.0253777 Jy ! Total flux subtracted in 100 components = 0.0253777 Jy ! Clean residual min=-0.008431 max=0.016158 Jy/beam ! Clean residual mean=-0.000007 rms=0.002017 Jy/beam ! Combined flux in latest and established models = 0.288272 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.288272 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=0.070083Jy sigma=1.492742 ! Fit after self-cal, rms=0.069811Jy sigma=1.487149 ! Inverting map ! Added new window around map position (-2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126037 Jy ! Component: 100 - total flux cleaned = 0.0203769 Jy ! Total flux subtracted in 100 components = 0.0203769 Jy ! Clean residual min=-0.007879 max=0.010740 Jy/beam ! Clean residual mean=-0.000006 rms=0.001764 Jy/beam ! Combined flux in latest and established models = 0.308649 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.308649 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=0.067629Jy sigma=1.431188 ! Fit after self-cal, rms=0.067486Jy sigma=1.428298 ! 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=0.8173 mas, bmaj=1.98 mas, bpa=-2.14 degrees ! Estimated noise=0.292453 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 = 0.00751893 Jy ! Component: 100 - total flux cleaned = 0.0111099 Jy ! Component: 150 - total flux cleaned = 0.0122293 Jy ! Component: 200 - total flux cleaned = 0.0129094 Jy ! Total flux subtracted in 200 components = 0.0129094 Jy ! Clean residual min=-0.009248 max=0.009048 Jy/beam ! Clean residual mean=-0.000007 rms=0.001911 Jy/beam ! Combined flux in latest and established models = 0.321558 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 0.321558 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=0.066606Jy sigma=1.400392 ! Fit after self-cal, rms=0.066576Jy sigma=1.399591 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8173 x 1.98 at -2.14 degrees (North through East) ! Clean map min=-0.0091948 max=0.13319 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.91 KP 1.05 ! LA 1.03 MK 0.98 NL 1.17 OV 0.88 ! PT 0.94 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.89 KP 1.03 ! LA 1.01 MK 1.03 NL 1.21 OV 0.88 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.96 KP 1.04 ! LA 1.01 MK 0.98 NL 1.17 OV 0.88 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.93 KP 1.01 ! LA 0.99 MK 0.93 NL 1.15 OV 0.90 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.87 KP 1.04 ! LA 1.01 MK 0.96 NL 1.19 OV 0.89 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 1.05 ! LA 1.00 MK 0.92 NL 1.19 OV 0.89 ! PT 0.97 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.94 KP 1.04 ! LA 0.99 MK 1.02 NL 1.21 OV 0.88 ! PT 0.96 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.96 KP 1.06 ! LA 1.00 MK 0.98 NL 1.17 OV 0.87 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.93 KP 1.05 ! LA 1.00 MK 0.96 NL 1.18 OV 0.86 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.92 KP 1.04 ! LA 1.01 MK 0.90 NL 1.18 OV 0.88 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.95 KP 1.05 ! LA 1.02 MK 0.95 NL 1.17 OV 0.87 ! PT 0.96 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 1.07 ! LA 0.99 MK 0.97 NL 1.25 OV 0.88 ! PT 0.94 SC 0.90 ! ! ! Fit before self-cal, rms=0.066576Jy sigma=1.399591 ! Fit after self-cal, rms=0.063914Jy sigma=1.334842 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8017 mas, bmaj=1.961 mas, bpa=-1.782 degrees ! Estimated noise=0.289072 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 = -0.00158049 Jy ! Component: 100 - total flux cleaned = -0.00191734 Jy ! Component: 150 - total flux cleaned = -0.00230918 Jy ! Component: 200 - total flux cleaned = -0.00248277 Jy ! Total flux subtracted in 200 components = -0.00248277 Jy ! Clean residual min=-0.007048 max=0.006634 Jy/beam ! Clean residual mean=-0.000001 rms=0.001453 Jy/beam ! Combined flux in latest and established models = 0.319076 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.319076 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=0.063558Jy sigma=1.326730 ! Fit after self-cal, rms=0.063573Jy sigma=1.325839 ! 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=0.063573Jy sigma=1.325839 ! Fit after self-cal, rms=0.064435Jy sigma=1.228550 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7913 mas, bmaj=1.958 mas, bpa=-1.104 degrees ! Estimated noise=0.292409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00437082 Jy ! Component: 100 - total flux cleaned = -0.0057569 Jy ! Component: 150 - total flux cleaned = -0.00627399 Jy ! Component: 200 - total flux cleaned = -0.00678622 Jy ! Total flux subtracted in 200 components = -0.00678622 Jy ! Clean residual min=-0.004497 max=0.003279 Jy/beam ! Clean residual mean=-0.000001 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.312289 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 93 components and 0.312289 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=0.063861Jy sigma=1.215735 ! Fit after self-cal, rms=0.063974Jy sigma=1.214319 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 = -0.00120027 Jy ! Component: 100 - total flux cleaned = -0.00105773 Jy ! Component: 150 - total flux cleaned = -0.000999141 Jy ! Component: 200 - total flux cleaned = -0.00105072 Jy ! Total flux subtracted in 200 components = -0.00105072 Jy ! Clean residual min=-0.004209 max=0.003326 Jy/beam ! Clean residual mean=-0.000000 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.311239 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 99 components and 0.311239 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=0.063843Jy sigma=1.211146 ! Fit after self-cal, rms=0.063820Jy sigma=1.210771 ! 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=0.063820Jy sigma=1.210771 ! Fit after self-cal, rms=0.065357Jy sigma=1.207746 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7877 mas, bmaj=1.954 mas, bpa=-0.8627 degrees ! Estimated noise=0.292055 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00292352 Jy ! Component: 100 - total flux cleaned = -0.00370205 Jy ! Component: 150 - total flux cleaned = -0.00408139 Jy ! Component: 200 - total flux cleaned = -0.00440894 Jy ! Total flux subtracted in 200 components = -0.00440894 Jy ! Clean residual min=-0.003597 max=0.003147 Jy/beam ! Clean residual mean=0.000001 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.30683 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 107 components and 0.30683 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=0.065160Jy sigma=1.203739 ! Fit after self-cal, rms=0.065162Jy sigma=1.203438 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 = -0.00052309 Jy ! Component: 100 - total flux cleaned = -0.000478796 Jy ! Component: 150 - total flux cleaned = -0.000562212 Jy ! Component: 200 - total flux cleaned = -0.000637888 Jy ! Total flux subtracted in 200 components = -0.000637888 Jy ! Clean residual min=-0.003306 max=0.003091 Jy/beam ! Clean residual mean=0.000001 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.306192 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 113 components and 0.306192 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=0.065103Jy sigma=1.202053 ! Fit after self-cal, rms=0.065097Jy sigma=1.201932 ! 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=0.065097Jy sigma=1.201932 ! Fit after self-cal, rms=0.065952Jy sigma=1.200750 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.157 mas, bmaj=4.17 mas, bpa=5.474 degrees ! Estimated noise=0.401019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00220813 Jy ! Component: 100 - total flux cleaned = -0.00243266 Jy ! Component: 150 - total flux cleaned = -0.00247941 Jy ! Component: 200 - total flux cleaned = -0.0024402 Jy ! Total flux subtracted in 200 components = -0.0024402 Jy ! Clean residual min=-0.003626 max=0.004311 Jy/beam ! Clean residual mean=0.000004 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 0.303752 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 120 components and 0.303752 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=0.065878Jy sigma=1.199954 ! Fit after self-cal, rms=0.065878Jy sigma=1.199773 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 (4.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00363258 Jy ! Component: 100 - total flux cleaned = 0.00425519 Jy ! Component: 150 - total flux cleaned = 0.00435624 Jy ! Component: 200 - total flux cleaned = 0.00444624 Jy ! Total flux subtracted in 200 components = 0.00444624 Jy ! Clean residual min=-0.003460 max=0.002331 Jy/beam ! Clean residual mean=0.000000 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.308198 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 144 components and 0.308198 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=0.065791Jy sigma=1.197373 ! Fit after self-cal, rms=0.065773Jy sigma=1.197117 ! 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=0.7862 mas, bmaj=1.95 mas, bpa=-0.7176 degrees ! Estimated noise=0.291735 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7862 x 1.95 at -0.7176 degrees (North through East) ! Clean map min=-0.0031853 max=0.13473 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=0.6348 mas, bmaj=1.632 mas, bpa=-0.1355 degrees ! Estimated noise=0.399099 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.111306 Jy ! Component: 100 - total flux cleaned = 0.169347 Jy ! Component: 150 - total flux cleaned = 0.203259 Jy ! Component: 200 - total flux cleaned = 0.226076 Jy ! Total flux subtracted in 200 components = 0.226076 Jy ! Clean residual min=-0.004825 max=0.012374 Jy/beam ! Clean residual mean=-0.000007 rms=0.001682 Jy/beam ! Combined flux in latest and established models = 0.226076 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.226076 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7862 mas, bmaj=1.95 mas, bpa=-0.7176 degrees ! Estimated noise=0.291735 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 = 0.0247804 Jy ! Component: 100 - total flux cleaned = 0.0400701 Jy ! Component: 150 - total flux cleaned = 0.0500448 Jy ! Component: 200 - total flux cleaned = 0.0568907 Jy ! Total flux subtracted in 200 components = 0.0568907 Jy ! Clean residual min=-0.002855 max=0.004478 Jy/beam ! Clean residual mean=0.000002 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.282967 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 57 components and 0.282967 Jy ! Inverting map ! Added new window around map position (-21.6, 37). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00527227 Jy ! Component: 100 - total flux cleaned = 0.00935257 Jy ! Component: 150 - total flux cleaned = 0.0126544 Jy ! Component: 200 - total flux cleaned = 0.0153721 Jy ! Total flux subtracted in 200 components = 0.0153721 Jy ! Clean residual min=-0.002323 max=0.002856 Jy/beam ! Clean residual mean=0.000001 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.298339 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 95 components and 0.298339 Jy ! Inverting map ! Added new window around map position (-7.4, 13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286413 Jy ! Component: 100 - total flux cleaned = 0.00475398 Jy ! Component: 150 - total flux cleaned = 0.00606771 Jy ! Component: 200 - total flux cleaned = 0.00709621 Jy ! Total flux subtracted in 200 components = 0.00709621 Jy ! Clean residual min=-0.002059 max=0.002144 Jy/beam ! Clean residual mean=0.000001 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.305435 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 130 components and 0.305435 Jy ! Inverting map ! Added new window around map position (7.4, -15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180537 Jy ! Component: 100 - total flux cleaned = 0.00220852 Jy ! Component: 150 - total flux cleaned = 0.00239287 Jy ! Component: 200 - total flux cleaned = 0.00252221 Jy ! Total flux subtracted in 200 components = 0.00252221 Jy ! Clean residual min=-0.001850 max=0.001719 Jy/beam ! Clean residual mean=0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.307958 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 153 components and 0.307958 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=2.157 mas, bmaj=4.17 mas, bpa=5.474 degrees ! Estimated noise=0.401019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108844 Jy ! Component: 100 - total flux cleaned = 0.00117629 Jy ! Component: 150 - total flux cleaned = 0.00103692 Jy ! Component: 200 - total flux cleaned = 0.00091063 Jy ! Total flux subtracted in 200 components = 0.00091063 Jy ! Clean residual min=-0.002222 max=0.002203 Jy/beam ! Clean residual mean=0.000002 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.308868 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 = -0.000114272 Jy ! Component: 100 - total flux cleaned = -0.000218493 Jy ! Component: 150 - total flux cleaned = -0.000291398 Jy ! Component: 200 - total flux cleaned = -0.000360212 Jy ! Total flux subtracted in 200 components = -0.000360212 Jy ! Clean residual min=-0.002172 max=0.002093 Jy/beam ! Clean residual mean=0.000002 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.308508 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 199 components and 0.308508 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7862 mas, bmaj=1.95 mas, bpa=-0.7176 degrees ! Estimated noise=0.291735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000306815 Jy ! Component: 100 - total flux cleaned = -0.000273342 Jy ! Component: 150 - total flux cleaned = -0.000207551 Jy ! Component: 200 - total flux cleaned = -0.000176535 Jy ! Total flux subtracted in 200 components = -0.000176535 Jy ! Clean residual min=-0.001679 max=0.001692 Jy/beam ! Clean residual mean=0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.308332 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 228 components and 0.308332 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=0.065427Jy sigma=1.188715 ! Fit after self-cal, rms=0.065371Jy sigma=1.187512 wmodel J1912-1504_X_map.mod ! Writing 228 model components to file: J1912-1504_X_map.mod wobs J1912-1504_X_uvs.fits ! Writing UV FITS file: J1912-1504_X_uvs.fits wwins J1912-1504_X_map.win ! wwins: Wrote 9 windows to J1912-1504_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 = 0.000244675 Jy ! Component: 100 - total flux cleaned = 4.91198e-05 Jy ! Component: 150 - total flux cleaned = -0.000162605 Jy ! Component: 200 - total flux cleaned = -0.000338976 Jy ! Component: 250 - total flux cleaned = -0.000484864 Jy ! Component: 300 - total flux cleaned = -0.000649199 Jy ! Component: 350 - total flux cleaned = -0.000785025 Jy ! Component: 400 - total flux cleaned = -0.000961248 Jy ! Component: 450 - total flux cleaned = -0.00104669 Jy ! Component: 500 - total flux cleaned = -0.0011311 Jy ! Component: 550 - total flux cleaned = -0.00121338 Jy ! Component: 600 - total flux cleaned = -0.00127409 Jy ! Component: 650 - total flux cleaned = -0.0013732 Jy ! Component: 700 - total flux cleaned = -0.00143148 Jy ! Component: 750 - total flux cleaned = -0.00145037 Jy ! Component: 800 - total flux cleaned = -0.00141296 Jy ! Component: 850 - total flux cleaned = -0.00146926 Jy ! Component: 900 - total flux cleaned = -0.00146909 Jy ! Component: 950 - total flux cleaned = -0.00145128 Jy ! Component: 1000 - total flux cleaned = -0.00145141 Jy ! Component: 1050 - total flux cleaned = -0.00143399 Jy ! Component: 1100 - total flux cleaned = -0.00143427 Jy ! Component: 1150 - total flux cleaned = -0.00150378 Jy ! Component: 1200 - total flux cleaned = -0.0015382 Jy ! Component: 1250 - total flux cleaned = -0.00153816 Jy ! Component: 1300 - total flux cleaned = -0.00155495 Jy ! Component: 1350 - total flux cleaned = -0.00163807 Jy ! Component: 1400 - total flux cleaned = -0.00160498 Jy ! Component: 1450 - total flux cleaned = -0.00168625 Jy ! Component: 1500 - total flux cleaned = -0.00168615 Jy ! Component: 1550 - total flux cleaned = -0.00168613 Jy ! Component: 1600 - total flux cleaned = -0.00178118 Jy ! Component: 1650 - total flux cleaned = -0.00174981 Jy ! Component: 1700 - total flux cleaned = -0.00179627 Jy ! Component: 1750 - total flux cleaned = -0.00185771 Jy ! Component: 1800 - total flux cleaned = -0.00185757 Jy ! Component: 1850 - total flux cleaned = -0.0018424 Jy ! Component: 1900 - total flux cleaned = -0.00188725 Jy ! Component: 1950 - total flux cleaned = -0.00188711 Jy ! Component: 2000 - total flux cleaned = -0.00190196 Jy ! Component: 2050 - total flux cleaned = -0.00190206 Jy ! Component: 2100 - total flux cleaned = -0.00194546 Jy ! Component: 2150 - total flux cleaned = -0.0019168 Jy ! Component: 2200 - total flux cleaned = -0.00195961 Jy ! Component: 2250 - total flux cleaned = -0.00195947 Jy ! Component: 2300 - total flux cleaned = -0.00197341 Jy ! Component: 2350 - total flux cleaned = -0.00194551 Jy ! Component: 2400 - total flux cleaned = -0.00198705 Jy ! Component: 2450 - total flux cleaned = -0.00200072 Jy ! Component: 2500 - total flux cleaned = -0.00202795 Jy ! Component: 2550 - total flux cleaned = -0.00204138 Jy ! Component: 2600 - total flux cleaned = -0.00202796 Jy ! Component: 2650 - total flux cleaned = -0.00204117 Jy ! Component: 2700 - total flux cleaned = -0.00209392 Jy ! Component: 2750 - total flux cleaned = -0.00209376 Jy ! Component: 2800 - total flux cleaned = -0.00205467 Jy ! Component: 2850 - total flux cleaned = -0.00206774 Jy ! Component: 2900 - total flux cleaned = -0.00210631 Jy ! Component: 2950 - total flux cleaned = -0.00214448 Jy ! Component: 3000 - total flux cleaned = -0.00210648 Jy ! Component: 3050 - total flux cleaned = -0.00209399 Jy ! Component: 3100 - total flux cleaned = -0.00210652 Jy ! Component: 3150 - total flux cleaned = -0.00210658 Jy ! Component: 3200 - total flux cleaned = -0.00214373 Jy ! Component: 3250 - total flux cleaned = -0.00219282 Jy ! Component: 3300 - total flux cleaned = -0.0022171 Jy ! Component: 3350 - total flux cleaned = -0.00222895 Jy ! Component: 3400 - total flux cleaned = -0.00224073 Jy ! Component: 3450 - total flux cleaned = -0.00221693 Jy ! Component: 3500 - total flux cleaned = -0.00224065 Jy ! Component: 3550 - total flux cleaned = -0.00225244 Jy ! Component: 3600 - total flux cleaned = -0.00227585 Jy ! Component: 3650 - total flux cleaned = -0.00221781 Jy ! Component: 3700 - total flux cleaned = -0.00228719 Jy ! Component: 3750 - total flux cleaned = -0.0022412 Jy ! Component: 3800 - total flux cleaned = -0.0022869 Jy ! Component: 3850 - total flux cleaned = -0.00224146 Jy ! Component: 3900 - total flux cleaned = -0.00225279 Jy ! Component: 3950 - total flux cleaned = -0.00224164 Jy ! Component: 4000 - total flux cleaned = -0.00219705 Jy ! Component: 4050 - total flux cleaned = -0.0022636 Jy ! Total flux subtracted in 4096 components = -0.00225257 Jy ! Clean residual min=-0.000717 max=0.000693 Jy/beam ! Clean residual mean=0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.306079 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 522 components and 0.306079 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1912-1504_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7862 x 1.95 at -0.7176 degrees (North through East) ! Clean map min=-0.0013766 max=0.13639 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1912-1504_X_map.fits wmodel /vlbi/uf001/uva//J1912-1504_X_map.mod ! Writing 522 model components to file: /vlbi/uf001/uva//J1912-1504_X_map.mod wobs /vlbi/uf001/uva//J1912-1504_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1912-1504_X_uvs.fits wwins /vlbi/uf001/uva//J1912-1504_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1912-1504_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.13639 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000189233 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.416232 0.416232 0.832464 1.66493 3.32986 6.65971 13.3194 26.6388 53.2777 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.136 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 720.751 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1912-1504_X_dfm.log closed on Mon Jan 14 04:58:29 2019