! Started logfile: /vlbi/uf001/uva//J1941-0511_X_dfm.log on Mon Jan 14 05:11:55 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//J1941-0511_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1941-0511_X_uva.fits ! AN table 1: 42 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.960317 visibilities/baseline/integration-bin. ! Found source: J1941-0511 ! ! 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 10164 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 J1941-0511_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 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017289Jy sigma=23.308718 ! Fit after self-cal, rms=0.851486Jy sigma=19.492448 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.314 mas, bmaj=6.401 mas, bpa=-13.29 degrees ! Estimated noise=0.459361 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 = 0.113476 Jy ! Component: 100 - total flux cleaned = 0.139411 Jy ! Total flux subtracted in 100 components = 0.139411 Jy ! Clean residual min=-0.010574 max=0.013445 Jy/beam ! Clean residual mean=0.000012 rms=0.003103 Jy/beam ! Combined flux in latest and established models = 0.139411 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.139411 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=0.071663Jy sigma=1.595611 ! Fit after self-cal, rms=0.071361Jy sigma=1.589871 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.566 mas, bmaj=6.383 mas, bpa=-12.41 degrees ! Estimated noise=0.336155 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 = 0.0177252 Jy ! Component: 100 - total flux cleaned = 0.0295964 Jy ! Component: 150 - total flux cleaned = 0.0382699 Jy ! Component: 200 - total flux cleaned = 0.0449251 Jy ! Total flux subtracted in 200 components = 0.0449251 Jy ! Clean residual min=-0.009791 max=0.016514 Jy/beam ! Clean residual mean=0.000002 rms=0.003387 Jy/beam ! Combined flux in latest and established models = 0.184336 Jy ! Performing phase self-cal ! Adding 68 model components to the UV plane model. ! The established model now contains 76 components and 0.184336 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=0.065746Jy sigma=1.459874 ! Fit after self-cal, rms=0.065647Jy sigma=1.458654 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.566 x 6.383 at -12.41 degrees (North through East) ! Clean map min=-0.0096639 max=0.15128 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.25 HN 1.04 KP 0.93 LA 0.95 ! NL 1.06 OV 0.95 PT 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.25 HN 1.06 KP 0.96 LA 0.96 ! NL 1.06 OV 0.95 PT 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 1.03 KP 0.92 LA 0.95 ! NL 1.07 OV 0.93 PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 HN 1.03 KP 0.94 LA 0.96 ! NL 1.07 OV 0.95 PT 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 1.02 KP 0.98 LA 0.97 ! NL 1.14 OV 0.95 PT 0.84 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 1.03 KP 0.90 LA 0.94 ! NL 1.08 OV 0.94 PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 1.10 KP 0.97 LA 0.93 ! NL 1.07 OV 0.93 PT 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.23 HN 1.03 KP 0.96 LA 0.96 ! NL 1.08 OV 0.97 PT 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 HN 1.06 KP 0.95 LA 0.96 ! NL 1.08 OV 0.95 PT 0.88 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 HN 1.07 KP 0.95 LA 0.95 ! NL 1.11 OV 0.95 PT 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.13 HN 1.07 KP 0.97 LA 0.98 ! NL 1.07 OV 0.91 PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.20 HN 1.07 KP 0.90 LA 0.97 ! NL 1.05 OV 0.96 PT 0.89 ! ! ! Fit before self-cal, rms=0.065647Jy sigma=1.458654 ! Fit after self-cal, rms=0.065341Jy sigma=1.392196 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.583 mas, bmaj=6.605 mas, bpa=-12.08 degrees ! Estimated noise=0.333802 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 = -0.0025229 Jy ! Component: 100 - total flux cleaned = -0.0031543 Jy ! Component: 150 - total flux cleaned = -0.00309436 Jy ! Component: 200 - total flux cleaned = -0.00297812 Jy ! Total flux subtracted in 200 components = -0.00297812 Jy ! Clean residual min=-0.008837 max=0.012941 Jy/beam ! Clean residual mean=0.000002 rms=0.002722 Jy/beam ! Combined flux in latest and established models = 0.181358 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 96 components and 0.181358 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=0.065133Jy sigma=1.388893 ! Fit after self-cal, rms=0.065198Jy sigma=1.388162 ! 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=0.065198Jy sigma=1.388162 ! Fit after self-cal, rms=0.074674Jy sigma=1.233704 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.566 mas, bmaj=6.828 mas, bpa=-12.27 degrees ! Estimated noise=0.33976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0012274 Jy ! Component: 100 - total flux cleaned = -0.00204144 Jy ! Component: 150 - total flux cleaned = -0.00268475 Jy ! Component: 200 - total flux cleaned = -0.00329284 Jy ! Total flux subtracted in 200 components = -0.00329284 Jy ! Clean residual min=-0.004362 max=0.008269 Jy/beam ! Clean residual mean=-0.000006 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 0.178065 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 110 components and 0.178065 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=0.074394Jy sigma=1.224717 ! Fit after self-cal, rms=0.074808Jy sigma=1.223077 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, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00780059 Jy ! Component: 100 - total flux cleaned = 0.0119616 Jy ! Component: 150 - total flux cleaned = 0.013937 Jy ! Component: 200 - total flux cleaned = 0.0150467 Jy ! Total flux subtracted in 200 components = 0.0150467 Jy ! Clean residual min=-0.003853 max=0.003831 Jy/beam ! Clean residual mean=-0.000010 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.193111 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 144 components and 0.193111 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=0.073845Jy sigma=1.193806 ! Fit after self-cal, rms=0.073804Jy sigma=1.192518 ! 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=0.073804Jy sigma=1.192518 ! Fit after self-cal, rms=0.076575Jy sigma=1.179695 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.569 mas, bmaj=6.796 mas, bpa=-12.28 degrees ! Estimated noise=0.336965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284154 Jy ! Component: 100 - total flux cleaned = 0.00335651 Jy ! Component: 150 - total flux cleaned = 0.0033637 Jy ! Component: 200 - total flux cleaned = 0.00335575 Jy ! Total flux subtracted in 200 components = 0.00335575 Jy ! Clean residual min=-0.002350 max=0.002463 Jy/beam ! Clean residual mean=-0.000005 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.196467 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 169 components and 0.196467 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=0.076392Jy sigma=1.173180 ! Fit after self-cal, rms=0.076391Jy sigma=1.172603 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 = 0.00045193 Jy ! Component: 100 - total flux cleaned = 0.000449243 Jy ! Component: 150 - total flux cleaned = 0.000448496 Jy ! Component: 200 - total flux cleaned = 0.000526973 Jy ! Total flux subtracted in 200 components = 0.000526973 Jy ! Clean residual min=-0.002177 max=0.002257 Jy/beam ! Clean residual mean=-0.000005 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.196994 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 190 components and 0.196994 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=0.076330Jy sigma=1.170711 ! Fit after self-cal, rms=0.076329Jy sigma=1.170613 ! 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=0.076329Jy sigma=1.170613 ! Fit after self-cal, rms=0.075350Jy sigma=1.169850 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.333 mas, bmaj=6.642 mas, bpa=-11.47 degrees ! Estimated noise=0.357445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131543 Jy ! Component: 100 - total flux cleaned = 0.00150995 Jy ! Component: 150 - total flux cleaned = 0.00160594 Jy ! Component: 200 - total flux cleaned = 0.00181458 Jy ! Total flux subtracted in 200 components = 0.00181458 Jy ! Clean residual min=-0.002141 max=0.002313 Jy/beam ! Clean residual mean=-0.000007 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.198809 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 232 components and 0.198809 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=0.075315Jy sigma=1.168519 ! Fit after self-cal, rms=0.075300Jy sigma=1.168423 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 = 0.000235481 Jy ! Component: 100 - total flux cleaned = 0.000261768 Jy ! Component: 150 - total flux cleaned = 0.000423905 Jy ! Component: 200 - total flux cleaned = 0.000509658 Jy ! Total flux subtracted in 200 components = 0.000509658 Jy ! Clean residual min=-0.002077 max=0.002185 Jy/beam ! Clean residual mean=-0.000007 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.199318 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 264 components and 0.199318 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=0.075282Jy sigma=1.167932 ! Fit after self-cal, rms=0.075284Jy sigma=1.167901 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.568 mas, bmaj=6.794 mas, bpa=-12.28 degrees ! Estimated noise=0.335593 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.568 x 6.794 at -12.28 degrees (North through East) ! Clean map min=-0.0017917 max=0.14998 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.304 mas, bmaj=6.747 mas, bpa=-13.13 degrees ! Estimated noise=0.465555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.115007 Jy ! Component: 100 - total flux cleaned = 0.140495 Jy ! Component: 150 - total flux cleaned = 0.15094 Jy ! Component: 200 - total flux cleaned = 0.157826 Jy ! Total flux subtracted in 200 components = 0.157826 Jy ! Clean residual min=-0.003883 max=0.003846 Jy/beam ! Clean residual mean=0.000008 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.157826 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.157826 Jy ! Inverting map and beam ! Estimated beam: bmin=1.568 mas, bmaj=6.794 mas, bpa=-12.28 degrees ! Estimated noise=0.335593 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 = 0.00796942 Jy ! Component: 100 - total flux cleaned = 0.0134111 Jy ! Component: 150 - total flux cleaned = 0.0175448 Jy ! Component: 200 - total flux cleaned = 0.0207849 Jy ! Total flux subtracted in 200 components = 0.0207849 Jy ! Clean residual min=-0.002653 max=0.002809 Jy/beam ! Clean residual mean=0.000001 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.178611 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 100 components and 0.178611 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=2.333 mas, bmaj=6.642 mas, bpa=-11.47 degrees ! Estimated noise=0.357445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346982 Jy ! Component: 100 - total flux cleaned = 0.00615643 Jy ! Component: 150 - total flux cleaned = 0.00835573 Jy ! Component: 200 - total flux cleaned = 0.0102183 Jy ! Total flux subtracted in 200 components = 0.0102183 Jy ! Clean residual min=-0.002469 max=0.002549 Jy/beam ! Clean residual mean=-0.000003 rms=0.000776 Jy/beam ! Combined flux in latest and established models = 0.188829 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 = 0.00159306 Jy ! Component: 100 - total flux cleaned = 0.00296378 Jy ! Component: 150 - total flux cleaned = 0.00415385 Jy ! Component: 200 - total flux cleaned = 0.00519449 Jy ! Total flux subtracted in 200 components = 0.00519449 Jy ! Clean residual min=-0.002218 max=0.002177 Jy/beam ! Clean residual mean=-0.000005 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.194024 Jy ! Adding 195 model components to the UV plane model. ! The established model now contains 274 components and 0.194024 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.568 mas, bmaj=6.794 mas, bpa=-12.28 degrees ! Estimated noise=0.335593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692721 Jy ! Component: 100 - total flux cleaned = 0.00125613 Jy ! Component: 150 - total flux cleaned = 0.00176407 Jy ! Component: 200 - total flux cleaned = 0.00227624 Jy ! Total flux subtracted in 200 components = 0.00227624 Jy ! Clean residual min=-0.001916 max=0.001953 Jy/beam ! Clean residual mean=-0.000004 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.1963 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 310 components and 0.1963 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=0.075240Jy sigma=1.166835 ! Fit after self-cal, rms=0.075222Jy sigma=1.166668 wmodel J1941-0511_X_map.mod ! Writing 310 model components to file: J1941-0511_X_map.mod wobs J1941-0511_X_uvs.fits ! Writing UV FITS file: J1941-0511_X_uvs.fits wwins J1941-0511_X_map.win ! wwins: Wrote 2 windows to J1941-0511_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 = 8.26787e-05 Jy ! Component: 100 - total flux cleaned = -9.10464e-05 Jy ! Component: 150 - total flux cleaned = -0.00022368 Jy ! Component: 200 - total flux cleaned = -0.000224864 Jy ! Component: 250 - total flux cleaned = -0.000178078 Jy ! Component: 300 - total flux cleaned = -0.000111051 Jy ! Component: 350 - total flux cleaned = -4.77818e-05 Jy ! Component: 400 - total flux cleaned = -2.75853e-05 Jy ! Component: 450 - total flux cleaned = 3.20287e-05 Jy ! Component: 500 - total flux cleaned = 0.000146416 Jy ! Component: 550 - total flux cleaned = 0.000164773 Jy ! Component: 600 - total flux cleaned = 0.000218628 Jy ! Component: 650 - total flux cleaned = 0.000218044 Jy ! Component: 700 - total flux cleaned = 0.000201046 Jy ! Component: 750 - total flux cleaned = 0.000201211 Jy ! Component: 800 - total flux cleaned = 0.000185077 Jy ! Component: 850 - total flux cleaned = 0.000153501 Jy ! Component: 900 - total flux cleaned = 0.0001228 Jy ! Component: 950 - total flux cleaned = 0.000107431 Jy ! Component: 1000 - total flux cleaned = 7.7766e-05 Jy ! Component: 1050 - total flux cleaned = 4.83652e-05 Jy ! Component: 1100 - total flux cleaned = 1.95494e-05 Jy ! Component: 1150 - total flux cleaned = 1.93332e-05 Jy ! Component: 1200 - total flux cleaned = -8.28775e-06 Jy ! Component: 1250 - total flux cleaned = 3.24022e-05 Jy ! Component: 1300 - total flux cleaned = 4.56247e-05 Jy ! Component: 1350 - total flux cleaned = 5.88169e-05 Jy ! Component: 1400 - total flux cleaned = 5.87599e-05 Jy ! Component: 1450 - total flux cleaned = 9.69819e-05 Jy ! Component: 1500 - total flux cleaned = 8.45848e-05 Jy ! Component: 1550 - total flux cleaned = 0.000134038 Jy ! Component: 1600 - total flux cleaned = 0.000158334 Jy ! Component: 1650 - total flux cleaned = 0.000182537 Jy ! Component: 1700 - total flux cleaned = 0.000194415 Jy ! Component: 1750 - total flux cleaned = 0.000171237 Jy ! Component: 1800 - total flux cleaned = 0.000182822 Jy ! Component: 1850 - total flux cleaned = 0.000205835 Jy ! Component: 1900 - total flux cleaned = 0.000228363 Jy ! Component: 1950 - total flux cleaned = 0.000206057 Jy ! Component: 2000 - total flux cleaned = 0.000216929 Jy ! Component: 2050 - total flux cleaned = 0.00019526 Jy ! Component: 2100 - total flux cleaned = 0.000216643 Jy ! Component: 2150 - total flux cleaned = 0.000216429 Jy ! Component: 2200 - total flux cleaned = 0.000195487 Jy ! Component: 2250 - total flux cleaned = 0.0001851 Jy ! Component: 2300 - total flux cleaned = 0.000144416 Jy ! Component: 2350 - total flux cleaned = 0.000124496 Jy ! Component: 2400 - total flux cleaned = 0.000114561 Jy ! Component: 2450 - total flux cleaned = 9.47309e-05 Jy ! Component: 2500 - total flux cleaned = 6.56685e-05 Jy ! Component: 2550 - total flux cleaned = 5.62369e-05 Jy ! Component: 2600 - total flux cleaned = 7.52791e-05 Jy ! Component: 2650 - total flux cleaned = 1.88718e-05 Jy ! Component: 2700 - total flux cleaned = -1.82136e-05 Jy ! Component: 2750 - total flux cleaned = -5.50857e-05 Jy ! Component: 2800 - total flux cleaned = -7.32416e-05 Jy ! Component: 2850 - total flux cleaned = -9.11933e-05 Jy ! Component: 2900 - total flux cleaned = -8.22304e-05 Jy ! Component: 2950 - total flux cleaned = -0.000100075 Jy ! Component: 3000 - total flux cleaned = -0.000117688 Jy ! Component: 3050 - total flux cleaned = -0.000161295 Jy ! Component: 3100 - total flux cleaned = -0.000161219 Jy ! Component: 3150 - total flux cleaned = -0.00020423 Jy ! Component: 3200 - total flux cleaned = -0.000195891 Jy ! Component: 3250 - total flux cleaned = -0.000221285 Jy ! Component: 3300 - total flux cleaned = -0.000229631 Jy ! Component: 3350 - total flux cleaned = -0.00027942 Jy ! Component: 3400 - total flux cleaned = -0.000295877 Jy ! Component: 3450 - total flux cleaned = -0.000328457 Jy ! Component: 3500 - total flux cleaned = -0.000336521 Jy ! Component: 3550 - total flux cleaned = -0.000352603 Jy ! Component: 3600 - total flux cleaned = -0.000384478 Jy ! Component: 3650 - total flux cleaned = -0.000416066 Jy ! Component: 3700 - total flux cleaned = -0.000439712 Jy ! Component: 3750 - total flux cleaned = -0.00047864 Jy ! Component: 3800 - total flux cleaned = -0.000501795 Jy ! Component: 3850 - total flux cleaned = -0.000532393 Jy ! Component: 3900 - total flux cleaned = -0.000555259 Jy ! Component: 3950 - total flux cleaned = -0.000600508 Jy ! Component: 4000 - total flux cleaned = -0.000630514 Jy ! Component: 4050 - total flux cleaned = -0.000637958 Jy ! Total flux subtracted in 4096 components = -0.000667549 Jy ! Clean residual min=-0.000389 max=0.000478 Jy/beam ! Clean residual mean=0.000001 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.195632 Jy keep ! Adding 360 model components to the UV plane model. ! The established model now contains 670 components and 0.195632 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1941-0511_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.568 x 6.794 at -12.28 degrees (North through East) ! Clean map min=-0.0011759 max=0.15022 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1941-0511_X_map.fits wmodel /vlbi/uf001/uva//J1941-0511_X_map.mod ! Writing 670 model components to file: /vlbi/uf001/uva//J1941-0511_X_map.mod wobs /vlbi/uf001/uva//J1941-0511_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1941-0511_X_uvs.fits wwins /vlbi/uf001/uva//J1941-0511_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1941-0511_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.150224 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000150925 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.301399 0.301399 0.602799 1.2056 2.41119 4.82239 9.64478 19.2896 38.5791 77.1582 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.15 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 995.357 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1941-0511_X_dfm.log closed on Mon Jan 14 05:11:59 2019