! Started logfile: /vlbi/uf001/uva//J0919-1847_X_b_dfm.log on Mon Jan 14 00:23:48 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//J0919-1847_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0919-1847_X_b_uva.fits ! AN table 1: 74 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.995656 visibilities/baseline/integration-bin. ! Found source: J0919-1847 ! ! 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 24756 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 J0919-1847_X_b] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002061Jy sigma=22.498943 ! Fit after self-cal, rms=0.920718Jy sigma=20.661864 ! 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=0.6677 mas, bmaj=3.323 mas, bpa=-23.08 degrees ! Estimated noise=0.52225 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 = 0.0620729 Jy ! Component: 100 - total flux cleaned = 0.0756904 Jy ! Total flux subtracted in 100 components = 0.0756904 Jy ! Clean residual min=-0.003194 max=0.004224 Jy/beam ! Clean residual mean=0.000002 rms=0.000842 Jy/beam ! Combined flux in latest and established models = 0.0756904 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0756904 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=0.058344Jy sigma=1.245389 ! Fit after self-cal, rms=0.058072Jy sigma=1.238855 ! 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=0.8804 mas, bmaj=3.535 mas, bpa=-21.67 degrees ! Estimated noise=0.20544 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 = 0.00547518 Jy ! Component: 100 - total flux cleaned = 0.00758862 Jy ! Component: 150 - total flux cleaned = 0.00881012 Jy ! Component: 200 - total flux cleaned = 0.0094692 Jy ! Total flux subtracted in 200 components = 0.0094692 Jy ! Clean residual min=-0.002389 max=0.002624 Jy/beam ! Clean residual mean=-0.000002 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.0851596 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 29 components and 0.0851596 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=0.057648Jy sigma=1.227584 ! Fit after self-cal, rms=0.057662Jy sigma=1.227488 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8804 x 3.535 at -21.67 degrees (North through East) ! Clean map min=-0.0022648 max=0.081078 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.05 HN 1.02 KP 1.06 ! LA 1.04 MK 1.04 NL 1.02 OV 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.02 KP 1.06 ! LA 1.03 MK 1.04 NL 1.02 OV 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.94 KP 1.04 ! LA 1.06 MK 0.98 NL 1.06 OV 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.97 KP 1.10 ! LA 1.00 MK 1.01 NL 1.07 OV 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.06 KP 1.09 ! LA 1.02 MK 0.99 NL 1.02 OV 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.00 KP 1.08 ! LA 1.01 MK 1.03 NL 1.03 OV 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.03 HN 1.00 KP 1.04 ! LA 1.10 MK 1.04 NL 1.04 OV 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.01 KP 1.10 ! LA 1.02 MK 1.05 NL 1.01 OV 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.02 HN 1.03 KP 1.09 ! LA 1.01 MK 1.01 NL 1.07 OV 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 1.00 KP 1.09 ! LA 1.02 MK 0.95 NL 1.01 OV 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.94 KP 1.06 ! LA 1.04 MK 1.01 NL 1.02 OV 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 1.02 KP 1.00 ! LA 1.01 MK 1.03 NL 1.03 OV 0.95 ! ! ! Fit before self-cal, rms=0.057662Jy sigma=1.227488 ! Fit after self-cal, rms=0.056876Jy sigma=1.219454 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8857 mas, bmaj=3.483 mas, bpa=-21.56 degrees ! Estimated noise=0.204609 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 = 0.00135413 Jy ! Component: 100 - total flux cleaned = 0.00132183 Jy ! Component: 150 - total flux cleaned = 0.00129282 Jy ! Component: 200 - total flux cleaned = 0.00126809 Jy ! Total flux subtracted in 200 components = 0.00126809 Jy ! Clean residual min=-0.001457 max=0.001751 Jy/beam ! Clean residual mean=0.000004 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.0864277 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.0864277 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=0.056812Jy sigma=1.218200 ! Fit after self-cal, rms=0.056865Jy sigma=1.217869 ! 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=0.056865Jy sigma=1.217869 ! Fit after self-cal, rms=0.056861Jy sigma=1.214326 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.885 mas, bmaj=3.481 mas, bpa=-21.52 degrees ! Estimated noise=0.20494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000543479 Jy ! Component: 100 - total flux cleaned = 0.00056895 Jy ! Component: 150 - total flux cleaned = 0.000579543 Jy ! Component: 200 - total flux cleaned = 0.000579532 Jy ! Total flux subtracted in 200 components = 0.000579532 Jy ! Clean residual min=-0.001040 max=0.001562 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0870072 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 52 components and 0.0870072 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=0.056853Jy sigma=1.214206 ! Fit after self-cal, rms=0.056868Jy sigma=1.214111 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 (17, -39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146399 Jy ! Component: 100 - total flux cleaned = 0.00226847 Jy ! Component: 150 - total flux cleaned = 0.00265218 Jy ! Component: 200 - total flux cleaned = 0.00289515 Jy ! Total flux subtracted in 200 components = 0.00289515 Jy ! Clean residual min=-0.000865 max=0.000982 Jy/beam ! Clean residual mean=0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0899024 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.0899024 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=0.056830Jy sigma=1.213092 ! Fit after self-cal, rms=0.056824Jy sigma=1.213001 ! 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=0.056824Jy sigma=1.213001 ! Fit after self-cal, rms=0.056777Jy sigma=1.212906 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8831 mas, bmaj=3.477 mas, bpa=-21.53 degrees ! Estimated noise=0.204959 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000694383 Jy ! Component: 100 - total flux cleaned = 0.00106544 Jy ! Component: 150 - total flux cleaned = 0.00128517 Jy ! Component: 200 - total flux cleaned = 0.00142072 Jy ! Total flux subtracted in 200 components = 0.00142072 Jy ! Clean residual min=-0.000832 max=0.000952 Jy/beam ! Clean residual mean=-0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0913231 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 88 components and 0.0913231 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=0.056765Jy sigma=1.212630 ! Fit after self-cal, rms=0.056764Jy sigma=1.212599 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 = 0.00032449 Jy ! Component: 100 - total flux cleaned = 0.000409962 Jy ! Component: 150 - total flux cleaned = 0.000453351 Jy ! Component: 200 - total flux cleaned = 0.000503765 Jy ! Total flux subtracted in 200 components = 0.000503765 Jy ! Clean residual min=-0.000830 max=0.000919 Jy/beam ! Clean residual mean=-0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0918269 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 99 components and 0.0918269 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=0.056759Jy sigma=1.212504 ! Fit after self-cal, rms=0.056759Jy sigma=1.212498 ! 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=0.056759Jy sigma=1.212498 ! Fit after self-cal, rms=0.056785Jy sigma=1.212459 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.067 mas, bmaj=4.699 mas, bpa=-9.249 degrees ! Estimated noise=0.250777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000443515 Jy ! Component: 100 - total flux cleaned = 0.000686446 Jy ! Component: 150 - total flux cleaned = 0.000757703 Jy ! Component: 200 - total flux cleaned = 0.000822925 Jy ! Total flux subtracted in 200 components = 0.000822925 Jy ! Clean residual min=-0.000908 max=0.001037 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0926498 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 114 components and 0.0926498 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=0.056784Jy sigma=1.212432 ! Fit after self-cal, rms=0.056785Jy sigma=1.212423 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 = 0.000136193 Jy ! Component: 100 - total flux cleaned = 0.000184691 Jy ! Component: 150 - total flux cleaned = 0.000229706 Jy ! Component: 200 - total flux cleaned = 0.000271613 Jy ! Total flux subtracted in 200 components = 0.000271613 Jy ! Clean residual min=-0.000906 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0929214 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 127 components and 0.0929214 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=0.056785Jy sigma=1.212424 ! Fit after self-cal, rms=0.056784Jy sigma=1.212421 ! 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=0.8824 mas, bmaj=3.474 mas, bpa=-21.54 degrees ! Estimated noise=0.205149 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8824 x 3.474 at -21.54 degrees (North through East) ! Clean map min=-0.00077812 max=0.081356 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=0.6702 mas, bmaj=3.265 mas, bpa=-22.96 degrees ! Estimated noise=0.526724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.062734 Jy ! Component: 100 - total flux cleaned = 0.0765602 Jy ! Component: 150 - total flux cleaned = 0.0812804 Jy ! Component: 200 - total flux cleaned = 0.0840685 Jy ! Total flux subtracted in 200 components = 0.0840685 Jy ! Clean residual min=-0.002540 max=0.002404 Jy/beam ! Clean residual mean=0.000000 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.0840685 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0840685 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8824 mas, bmaj=3.474 mas, bpa=-21.54 degrees ! Estimated noise=0.205149 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 = 0.00243738 Jy ! Component: 100 - total flux cleaned = 0.00386885 Jy ! Component: 150 - total flux cleaned = 0.00495697 Jy ! Component: 200 - total flux cleaned = 0.00582229 Jy ! Total flux subtracted in 200 components = 0.00582229 Jy ! Clean residual min=-0.000928 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0898908 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 45 components and 0.0898908 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=2.067 mas, bmaj=4.699 mas, bpa=-9.249 degrees ! Estimated noise=0.250777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000959498 Jy ! Component: 100 - total flux cleaned = 0.00157282 Jy ! Component: 150 - total flux cleaned = 0.00201454 Jy ! Component: 200 - total flux cleaned = 0.00226609 Jy ! Total flux subtracted in 200 components = 0.00226609 Jy ! Clean residual min=-0.000966 max=0.001051 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0921569 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 = 0.000199848 Jy ! Component: 100 - total flux cleaned = 0.000338112 Jy ! Component: 150 - total flux cleaned = 0.000468777 Jy ! Component: 200 - total flux cleaned = 0.000584043 Jy ! Total flux subtracted in 200 components = 0.000584043 Jy ! Clean residual min=-0.000937 max=0.001021 Jy/beam ! Clean residual mean=-0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0927409 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 102 components and 0.0927409 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8824 mas, bmaj=3.474 mas, bpa=-21.54 degrees ! Estimated noise=0.205149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290084 Jy ! Component: 100 - total flux cleaned = 0.000306744 Jy ! Component: 150 - total flux cleaned = 0.000306346 Jy ! Component: 200 - total flux cleaned = 0.000319337 Jy ! Total flux subtracted in 200 components = 0.000319337 Jy ! Clean residual min=-0.000799 max=0.000899 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0930603 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 121 components and 0.0930603 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=0.056785Jy sigma=1.212468 ! Fit after self-cal, rms=0.056780Jy sigma=1.212425 wmodel J0919-1847_X_b_map.mod ! Writing 121 model components to file: J0919-1847_X_b_map.mod wobs J0919-1847_X_b_uvs.fits ! Writing UV FITS file: J0919-1847_X_b_uvs.fits wwins J0919-1847_X_b_map.win ! wwins: Wrote 2 windows to J0919-1847_X_b_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000364103 Jy ! Component: 100 - total flux cleaned = 0.000530387 Jy ! Component: 150 - total flux cleaned = 0.000687319 Jy ! Component: 200 - total flux cleaned = 0.00072805 Jy ! Component: 250 - total flux cleaned = 0.000741449 Jy ! Component: 300 - total flux cleaned = 0.000766894 Jy ! Component: 350 - total flux cleaned = 0.000705023 Jy ! Component: 400 - total flux cleaned = 0.000669089 Jy ! Component: 450 - total flux cleaned = 0.000645324 Jy ! Component: 500 - total flux cleaned = 0.000599189 Jy ! Component: 550 - total flux cleaned = 0.000587829 Jy ! Component: 600 - total flux cleaned = 0.000565755 Jy ! Component: 650 - total flux cleaned = 0.000533371 Jy ! Component: 700 - total flux cleaned = 0.000522702 Jy ! Component: 750 - total flux cleaned = 0.000491479 Jy ! Component: 800 - total flux cleaned = 0.000460743 Jy ! Component: 850 - total flux cleaned = 0.000430535 Jy ! Component: 900 - total flux cleaned = 0.000420536 Jy ! Component: 950 - total flux cleaned = 0.00038159 Jy ! Component: 1000 - total flux cleaned = 0.000362338 Jy ! Component: 1050 - total flux cleaned = 0.000343317 Jy ! Component: 1100 - total flux cleaned = 0.000305955 Jy ! Component: 1150 - total flux cleaned = 0.000324317 Jy ! Component: 1200 - total flux cleaned = 0.00027906 Jy ! Component: 1250 - total flux cleaned = 0.000270145 Jy ! Component: 1300 - total flux cleaned = 0.000261334 Jy ! Component: 1350 - total flux cleaned = 0.000243854 Jy ! Component: 1400 - total flux cleaned = 0.000235061 Jy ! Component: 1450 - total flux cleaned = 0.000200933 Jy ! Component: 1500 - total flux cleaned = 0.00017562 Jy ! Component: 1550 - total flux cleaned = 0.000117268 Jy ! Component: 1600 - total flux cleaned = 0.000125583 Jy ! Component: 1650 - total flux cleaned = 7.65104e-05 Jy ! Component: 1700 - total flux cleaned = 5.22438e-05 Jy ! Component: 1750 - total flux cleaned = 2.81624e-05 Jy ! Component: 1800 - total flux cleaned = -3.52556e-06 Jy ! Component: 1850 - total flux cleaned = -4.2777e-05 Jy ! Component: 1900 - total flux cleaned = -6.61235e-05 Jy ! Component: 1950 - total flux cleaned = -8.15972e-05 Jy ! Component: 2000 - total flux cleaned = -0.000135018 Jy ! Component: 2050 - total flux cleaned = -0.000150136 Jy ! Component: 2100 - total flux cleaned = -0.000209994 Jy ! Component: 2150 - total flux cleaned = -0.000239645 Jy ! Component: 2200 - total flux cleaned = -0.000298391 Jy ! Component: 2250 - total flux cleaned = -0.000342014 Jy ! Component: 2300 - total flux cleaned = -0.000414125 Jy ! Component: 2350 - total flux cleaned = -0.000464141 Jy ! Component: 2400 - total flux cleaned = -0.00052792 Jy ! Component: 2450 - total flux cleaned = -0.000577158 Jy ! Component: 2500 - total flux cleaned = -0.000619007 Jy ! Component: 2550 - total flux cleaned = -0.000688227 Jy ! Component: 2600 - total flux cleaned = -0.000750095 Jy ! Component: 2650 - total flux cleaned = -0.000811387 Jy ! Component: 2700 - total flux cleaned = -0.000865579 Jy ! Component: 2750 - total flux cleaned = -0.000925963 Jy ! Component: 2800 - total flux cleaned = -0.000959251 Jy ! Component: 2850 - total flux cleaned = -0.00103202 Jy ! Component: 2900 - total flux cleaned = -0.00107145 Jy ! Component: 2950 - total flux cleaned = -0.00111705 Jy ! Component: 3000 - total flux cleaned = -0.0011753 Jy ! Component: 3050 - total flux cleaned = -0.00120744 Jy ! Component: 3100 - total flux cleaned = -0.00124577 Jy ! Component: 3150 - total flux cleaned = -0.00129015 Jy ! Component: 3200 - total flux cleaned = -0.00133429 Jy ! Component: 3250 - total flux cleaned = -0.00135313 Jy ! Component: 3300 - total flux cleaned = -0.00139659 Jy ! Component: 3350 - total flux cleaned = -0.00143359 Jy ! Component: 3400 - total flux cleaned = -0.00146417 Jy ! Component: 3450 - total flux cleaned = -0.00151887 Jy ! Component: 3500 - total flux cleaned = -0.00151886 Jy ! Component: 3550 - total flux cleaned = -0.00154889 Jy ! Component: 3600 - total flux cleaned = -0.0016086 Jy ! Component: 3650 - total flux cleaned = -0.00162646 Jy ! Component: 3700 - total flux cleaned = -0.00165001 Jy ! Component: 3750 - total flux cleaned = -0.00166754 Jy ! Component: 3800 - total flux cleaned = -0.001685 Jy ! Component: 3850 - total flux cleaned = -0.0017082 Jy ! Component: 3900 - total flux cleaned = -0.00174849 Jy ! Component: 3950 - total flux cleaned = -0.00177713 Jy ! Component: 4000 - total flux cleaned = -0.00181692 Jy ! Component: 4050 - total flux cleaned = -0.00183951 Jy ! Total flux subtracted in 4096 components = -0.00185077 Jy ! Clean residual min=-0.000362 max=0.000443 Jy/beam ! Clean residual mean=-0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0912095 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 382 components and 0.0912094 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0919-1847_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8824 x 3.474 at -21.54 degrees (North through East) ! Clean map min=-0.00063786 max=0.080992 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0919-1847_X_b_map.fits wmodel /vlbi/uf001/uva//J0919-1847_X_b_map.mod ! Writing 382 model components to file: /vlbi/uf001/uva//J0919-1847_X_b_map.mod wobs /vlbi/uf001/uva//J0919-1847_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0919-1847_X_b_uvs.fits wwins /vlbi/uf001/uva//J0919-1847_X_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0919-1847_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.080992 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.67959e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.358539 0.358539 0.717078 1.43416 2.86831 5.73662 11.4732 22.9465 45.893 91.786 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.08 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 836.728 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0919-1847_X_b_dfm.log closed on Mon Jan 14 00:23:53 2019