! Started logfile: /vlbi/uf001/uva//J1933+1504_X_dfm.log on Mon Jan 14 05:07:54 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//J1933+1504_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1933+1504_X_uva.fits ! AN table 1: 54 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.788066 visibilities/baseline/integration-bin. ! Found source: J1933+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 22980 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 J1933+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 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009275Jy sigma=25.425360 ! Fit after self-cal, rms=0.898711Jy sigma=22.583671 ! 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=0.7194 mas, bmaj=1.622 mas, bpa=-7.233 degrees ! Estimated noise=0.350357 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 = 0.0781647 Jy ! Component: 100 - total flux cleaned = 0.0963612 Jy ! Total flux subtracted in 100 components = 0.0963612 Jy ! Clean residual min=-0.004430 max=0.008477 Jy/beam ! Clean residual mean=-0.000002 rms=0.001115 Jy/beam ! Combined flux in latest and established models = 0.0963612 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0963612 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=0.059314Jy sigma=1.441040 ! Fit after self-cal, rms=0.059262Jy sigma=1.439914 ! Inverting map ! Added new window around map position (-3.2, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00895061 Jy ! Component: 100 - total flux cleaned = 0.0147068 Jy ! Total flux subtracted in 100 components = 0.0147068 Jy ! Clean residual min=-0.003956 max=0.004468 Jy/beam ! Clean residual mean=-0.000002 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 0.111068 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.111068 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=0.057291Jy sigma=1.385656 ! Fit after self-cal, rms=0.057215Jy sigma=1.384149 ! 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=0.8878 mas, bmaj=1.878 mas, bpa=-4.986 degrees ! Estimated noise=0.201832 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 = 0.00807684 Jy ! Component: 100 - total flux cleaned = 0.0134796 Jy ! Component: 150 - total flux cleaned = 0.0174173 Jy ! Component: 200 - total flux cleaned = 0.0203593 Jy ! Total flux subtracted in 200 components = 0.0203593 Jy ! Clean residual min=-0.004393 max=0.007694 Jy/beam ! Clean residual mean=-0.000004 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 0.131427 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 37 components and 0.131427 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=0.055906Jy sigma=1.345163 ! Fit after self-cal, rms=0.055829Jy sigma=1.343573 ! Inverting map ! Added new window around map position (-8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00790468 Jy ! Component: 100 - total flux cleaned = 0.0124397 Jy ! Component: 150 - total flux cleaned = 0.0158822 Jy ! Component: 200 - total flux cleaned = 0.0188475 Jy ! Total flux subtracted in 200 components = 0.0188475 Jy ! Clean residual min=-0.004200 max=0.005134 Jy/beam ! Clean residual mean=-0.000003 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.150275 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 82 components and 0.150275 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=0.054671Jy sigma=1.307179 ! Fit after self-cal, rms=0.054572Jy sigma=1.305046 ! Inverting map ! Added new window around map position (-1.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00477143 Jy ! Component: 100 - total flux cleaned = 0.00796572 Jy ! Component: 150 - total flux cleaned = 0.0106774 Jy ! Component: 200 - total flux cleaned = 0.0130312 Jy ! Total flux subtracted in 200 components = 0.0130312 Jy ! Clean residual min=-0.003437 max=0.004169 Jy/beam ! Clean residual mean=-0.000003 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.163306 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 118 components and 0.163306 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=0.054029Jy sigma=1.289161 ! Fit after self-cal, rms=0.053990Jy sigma=1.288266 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8878 x 1.878 at -4.986 degrees (North through East) ! Clean map min=-0.0030792 max=0.1033 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.94 KP 1.04 ! LA 0.95 MK 1.04 NL 1.09 OV 0.94 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.91 KP 1.02 ! LA 0.91 MK 1.01 NL 1.11 OV 0.92 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.93 KP 1.00 ! LA 0.94 MK 1.02 NL 1.08 OV 0.93 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.93 KP 1.03 ! LA 0.96 MK 1.01 NL 1.10 OV 0.92 ! PT 0.87 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.97 KP 1.03 ! LA 0.95 MK 1.03 NL 1.11 OV 0.91 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.97 KP 1.05 ! LA 0.94 MK 1.04 NL 1.09 OV 0.92 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.96 KP 1.05 ! LA 0.95 MK 1.01 NL 1.07 OV 0.91 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.98 KP 1.08 ! LA 0.93 MK 1.02 NL 1.10 OV 0.91 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.95 KP 1.03 ! LA 0.92 MK 1.06 NL 1.10 OV 0.95 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.06 ! LA 0.90 MK 1.03 NL 1.12 OV 0.94 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.96 KP 1.02 ! LA 0.93 MK 1.03 NL 1.14 OV 0.93 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.96 KP 1.02 ! LA 0.93 MK 1.03 NL 1.15 OV 0.95 ! PT 0.88 SC 1.00 ! ! ! Fit before self-cal, rms=0.053990Jy sigma=1.288266 ! Fit after self-cal, rms=0.052908Jy sigma=1.264605 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8942 mas, bmaj=1.904 mas, bpa=-4.888 degrees ! Estimated noise=0.199567 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 (-5.4, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335378 Jy ! Component: 100 - total flux cleaned = 0.00542501 Jy ! Component: 150 - total flux cleaned = 0.00688762 Jy ! Component: 200 - total flux cleaned = 0.00786551 Jy ! Total flux subtracted in 200 components = 0.00786551 Jy ! Clean residual min=-0.001565 max=0.001879 Jy/beam ! Clean residual mean=-0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.171171 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 160 components and 0.171171 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=0.052658Jy sigma=1.257241 ! Fit after self-cal, rms=0.052690Jy sigma=1.256526 ! 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=0.052690Jy sigma=1.256526 ! Fit after self-cal, rms=0.052654Jy sigma=1.254088 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8939 mas, bmaj=1.903 mas, bpa=-4.935 degrees ! Estimated noise=0.199475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161791 Jy ! Component: 100 - total flux cleaned = 0.00260978 Jy ! Component: 150 - total flux cleaned = 0.00343381 Jy ! Component: 200 - total flux cleaned = 0.00404054 Jy ! Total flux subtracted in 200 components = 0.00404054 Jy ! Clean residual min=-0.001327 max=0.001489 Jy/beam ! Clean residual mean=-0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.175212 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 180 components and 0.175212 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=0.052573Jy sigma=1.251734 ! Fit after self-cal, rms=0.052574Jy sigma=1.251596 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 (32.6, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012595 Jy ! Component: 100 - total flux cleaned = 0.00181104 Jy ! Component: 150 - total flux cleaned = 0.00233713 Jy ! Component: 200 - total flux cleaned = 0.00278376 Jy ! Total flux subtracted in 200 components = 0.00278376 Jy ! Clean residual min=-0.001208 max=0.001315 Jy/beam ! Clean residual mean=-0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.177996 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 191 components and 0.177996 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=0.052523Jy sigma=1.250237 ! Fit after self-cal, rms=0.052519Jy sigma=1.250171 ! Inverting map ! Added new window around map position (6.8, 35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112922 Jy ! Component: 100 - total flux cleaned = 0.00163734 Jy ! Component: 150 - total flux cleaned = 0.00195507 Jy ! Component: 200 - total flux cleaned = 0.0022736 Jy ! Total flux subtracted in 200 components = 0.0022736 Jy ! Clean residual min=-0.001132 max=0.001072 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.180269 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 211 components and 0.180269 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=0.052481Jy sigma=1.249278 ! Fit after self-cal, rms=0.052479Jy sigma=1.249247 ! 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=0.052479Jy sigma=1.249247 ! Fit after self-cal, rms=0.052337Jy sigma=1.247177 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8952 mas, bmaj=1.904 mas, bpa=-4.889 degrees ! Estimated noise=0.19912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000544213 Jy ! Component: 100 - total flux cleaned = 0.000949086 Jy ! Component: 150 - total flux cleaned = 0.00117965 Jy ! Component: 200 - total flux cleaned = 0.00141291 Jy ! Total flux subtracted in 200 components = 0.00141291 Jy ! Clean residual min=-0.001059 max=0.001115 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.181682 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 231 components and 0.181682 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=0.052316Jy sigma=1.246667 ! Fit after self-cal, rms=0.052317Jy sigma=1.246620 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 (38.2, -44.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000889062 Jy ! Component: 100 - total flux cleaned = 0.00108639 Jy ! Component: 150 - total flux cleaned = 0.00123491 Jy ! Component: 200 - total flux cleaned = 0.00139426 Jy ! Total flux subtracted in 200 components = 0.00139426 Jy ! Clean residual min=-0.000991 max=0.000938 Jy/beam ! Clean residual mean=0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.183076 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 248 components and 0.183076 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=0.052291Jy sigma=1.245985 ! Fit after self-cal, rms=0.052289Jy sigma=1.245956 ! 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=0.052289Jy sigma=1.245956 ! Fit after self-cal, rms=0.052270Jy sigma=1.245917 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.096 mas, bmaj=2.844 mas, bpa=0.9128 degrees ! Estimated noise=0.246054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000727957 Jy ! Component: 100 - total flux cleaned = 0.00130117 Jy ! Component: 150 - total flux cleaned = 0.0016662 Jy ! Component: 200 - total flux cleaned = 0.00188646 Jy ! Total flux subtracted in 200 components = 0.00188646 Jy ! Clean residual min=-0.001123 max=0.000984 Jy/beam ! Clean residual mean=0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.184963 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 271 components and 0.184963 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=0.052263Jy sigma=1.245728 ! Fit after self-cal, rms=0.052264Jy sigma=1.245709 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 = 0.000290694 Jy ! Component: 100 - total flux cleaned = 0.00039665 Jy ! Component: 150 - total flux cleaned = 0.000480715 Jy ! Component: 200 - total flux cleaned = 0.000532924 Jy ! Total flux subtracted in 200 components = 0.000532924 Jy ! Clean residual min=-0.001122 max=0.000953 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.185496 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 285 components and 0.185496 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=0.052261Jy sigma=1.245643 ! Fit after self-cal, rms=0.052261Jy sigma=1.245638 ! 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=0.8957 mas, bmaj=1.904 mas, bpa=-4.851 degrees ! Estimated noise=0.199028 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8957 x 1.904 at -4.851 degrees (North through East) ! Clean map min=-0.00088083 max=0.10253 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=0.7235 mas, bmaj=1.634 mas, bpa=-6.979 degrees ! Estimated noise=0.348874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0776606 Jy ! Component: 100 - total flux cleaned = 0.0964561 Jy ! Component: 150 - total flux cleaned = 0.106379 Jy ! Component: 200 - total flux cleaned = 0.113351 Jy ! Total flux subtracted in 200 components = 0.113351 Jy ! Clean residual min=-0.003388 max=0.004157 Jy/beam ! Clean residual mean=-0.000002 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.113351 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.113351 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8957 mas, bmaj=1.904 mas, bpa=-4.851 degrees ! Estimated noise=0.199028 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 = 0.0091622 Jy ! Component: 100 - total flux cleaned = 0.0161964 Jy ! Component: 150 - total flux cleaned = 0.0218701 Jy ! Component: 200 - total flux cleaned = 0.0267007 Jy ! Total flux subtracted in 200 components = 0.0267007 Jy ! Clean residual min=-0.002441 max=0.003134 Jy/beam ! Clean residual mean=-0.000003 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.140052 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 67 components and 0.140052 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=2.096 mas, bmaj=2.844 mas, bpa=0.9128 degrees ! Estimated noise=0.246054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00783945 Jy ! Component: 100 - total flux cleaned = 0.0136736 Jy ! Component: 150 - total flux cleaned = 0.0182589 Jy ! Component: 200 - total flux cleaned = 0.0219682 Jy ! Total flux subtracted in 200 components = 0.0219682 Jy ! Clean residual min=-0.002620 max=0.003144 Jy/beam ! Clean residual mean=-0.000002 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.16202 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 = 0.00307836 Jy ! Component: 100 - total flux cleaned = 0.00569276 Jy ! Component: 150 - total flux cleaned = 0.00793704 Jy ! Component: 200 - total flux cleaned = 0.00987508 Jy ! Total flux subtracted in 200 components = 0.00987508 Jy ! Clean residual min=-0.001943 max=0.001898 Jy/beam ! Clean residual mean=-0.000001 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.171895 Jy ! Adding 151 model components to the UV plane model. ! The established model now contains 202 components and 0.171895 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8957 mas, bmaj=1.904 mas, bpa=-4.851 degrees ! Estimated noise=0.199028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169819 Jy ! Component: 100 - total flux cleaned = 0.00295022 Jy ! Component: 150 - total flux cleaned = 0.00395398 Jy ! Component: 200 - total flux cleaned = 0.00490394 Jy ! Total flux subtracted in 200 components = 0.00490394 Jy ! Clean residual min=-0.001125 max=0.001149 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.176799 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 227 components and 0.176799 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=0.052381Jy sigma=1.248615 ! Fit after self-cal, rms=0.052361Jy sigma=1.248215 wmodel J1933+1504_X_map.mod ! Writing 227 model components to file: J1933+1504_X_map.mod wobs J1933+1504_X_uvs.fits ! Writing UV FITS file: J1933+1504_X_uvs.fits wwins J1933+1504_X_map.win ! wwins: Wrote 8 windows to J1933+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 = -5.92946e-05 Jy ! Component: 100 - total flux cleaned = -9.90496e-05 Jy ! Component: 150 - total flux cleaned = -6.16939e-05 Jy ! Component: 200 - total flux cleaned = -6.12456e-05 Jy ! Component: 250 - total flux cleaned = -7.87882e-05 Jy ! Component: 300 - total flux cleaned = -6.19549e-05 Jy ! Component: 350 - total flux cleaned = -0.00011175 Jy ! Component: 400 - total flux cleaned = -7.97796e-05 Jy ! Component: 450 - total flux cleaned = -9.62746e-05 Jy ! Component: 500 - total flux cleaned = -0.000158792 Jy ! Component: 550 - total flux cleaned = -0.000143311 Jy ! Component: 600 - total flux cleaned = -0.000188476 Jy ! Component: 650 - total flux cleaned = -0.000203288 Jy ! Component: 700 - total flux cleaned = -0.000246938 Jy ! Component: 750 - total flux cleaned = -0.000218043 Jy ! Component: 800 - total flux cleaned = -0.000232258 Jy ! Component: 850 - total flux cleaned = -0.000246176 Jy ! Component: 900 - total flux cleaned = -0.000204567 Jy ! Component: 950 - total flux cleaned = -0.000177373 Jy ! Component: 1000 - total flux cleaned = -0.000124051 Jy ! Component: 1050 - total flux cleaned = -0.000177571 Jy ! Component: 1100 - total flux cleaned = -0.000216929 Jy ! Component: 1150 - total flux cleaned = -0.000255846 Jy ! Component: 1200 - total flux cleaned = -0.000230308 Jy ! Component: 1250 - total flux cleaned = -0.000280832 Jy ! Component: 1300 - total flux cleaned = -0.000255876 Jy ! Component: 1350 - total flux cleaned = -0.000218712 Jy ! Component: 1400 - total flux cleaned = -0.000206516 Jy ! Component: 1450 - total flux cleaned = -0.000218677 Jy ! Component: 1500 - total flux cleaned = -0.000182498 Jy ! Component: 1550 - total flux cleaned = -0.000182676 Jy ! Component: 1600 - total flux cleaned = -0.000182665 Jy ! Component: 1650 - total flux cleaned = -0.000159419 Jy ! Component: 1700 - total flux cleaned = -0.000170916 Jy ! Component: 1750 - total flux cleaned = -9.10982e-05 Jy ! Component: 1800 - total flux cleaned = -9.14429e-05 Jy ! Component: 1850 - total flux cleaned = -5.78223e-05 Jy ! Component: 1900 - total flux cleaned = -8.00062e-05 Jy ! Component: 1950 - total flux cleaned = -6.91238e-05 Jy ! Component: 2000 - total flux cleaned = -0.000101582 Jy ! Component: 2050 - total flux cleaned = -8.00083e-05 Jy ! Component: 2100 - total flux cleaned = -5.86008e-05 Jy ! Component: 2150 - total flux cleaned = -9.04949e-05 Jy ! Component: 2200 - total flux cleaned = -0.000142936 Jy ! Component: 2250 - total flux cleaned = -0.000142872 Jy ! Component: 2300 - total flux cleaned = -0.000173933 Jy ! Component: 2350 - total flux cleaned = -0.000215002 Jy ! Component: 2400 - total flux cleaned = -0.000184417 Jy ! Component: 2450 - total flux cleaned = -0.000224837 Jy ! Component: 2500 - total flux cleaned = -0.000295047 Jy ! Component: 2550 - total flux cleaned = -0.000275047 Jy ! Component: 2600 - total flux cleaned = -0.000275109 Jy ! Component: 2650 - total flux cleaned = -0.000284946 Jy ! Component: 2700 - total flux cleaned = -0.000343272 Jy ! Component: 2750 - total flux cleaned = -0.000333577 Jy ! Component: 2800 - total flux cleaned = -0.000333607 Jy ! Component: 2850 - total flux cleaned = -0.000362302 Jy ! Component: 2900 - total flux cleaned = -0.000371866 Jy ! Component: 2950 - total flux cleaned = -0.000353103 Jy ! Component: 3000 - total flux cleaned = -0.00037173 Jy ! Component: 3050 - total flux cleaned = -0.000380993 Jy ! Component: 3100 - total flux cleaned = -0.000325854 Jy ! Component: 3150 - total flux cleaned = -0.00035319 Jy ! Component: 3200 - total flux cleaned = -0.000353158 Jy ! Component: 3250 - total flux cleaned = -0.000380172 Jy ! Component: 3300 - total flux cleaned = -0.000317541 Jy ! Component: 3350 - total flux cleaned = -0.000335451 Jy ! Component: 3400 - total flux cleaned = -0.000308919 Jy ! Component: 3450 - total flux cleaned = -0.000335259 Jy ! Component: 3500 - total flux cleaned = -0.000317824 Jy ! Component: 3550 - total flux cleaned = -0.000326512 Jy ! Component: 3600 - total flux cleaned = -0.000309204 Jy ! Component: 3650 - total flux cleaned = -0.000300744 Jy ! Component: 3700 - total flux cleaned = -0.000334739 Jy ! Component: 3750 - total flux cleaned = -0.000317766 Jy ! Component: 3800 - total flux cleaned = -0.000326069 Jy ! Component: 3850 - total flux cleaned = -0.000292727 Jy ! Component: 3900 - total flux cleaned = -0.000309336 Jy ! Component: 3950 - total flux cleaned = -0.000309261 Jy ! Component: 4000 - total flux cleaned = -0.00033394 Jy ! Component: 4050 - total flux cleaned = -0.000317562 Jy ! Total flux subtracted in 4096 components = -0.000341931 Jy ! Clean residual min=-0.000486 max=0.000619 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.176457 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 557 components and 0.176457 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1933+1504_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8957 x 1.904 at -4.851 degrees (North through East) ! Clean map min=-0.00075297 max=0.10207 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1933+1504_X_map.fits wmodel /vlbi/uf001/uva//J1933+1504_X_map.mod ! Writing 557 model components to file: /vlbi/uf001/uva//J1933+1504_X_map.mod wobs /vlbi/uf001/uva//J1933+1504_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1933+1504_X_uvs.fits wwins /vlbi/uf001/uva//J1933+1504_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1933+1504_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.102066 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013923 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.409234 0.409234 0.818469 1.63694 3.27387 6.54775 13.0955 26.191 52.382 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.102 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 733.076 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1933+1504_X_dfm.log closed on Mon Jan 14 05:08:00 2019