! Started logfile: /vlbi/uf001/uva//J1951-1830_X_dfm.log on Mon Jan 14 05:16:20 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//J1951-1830_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1951-1830_X_uva.fits ! AN table 1: 19 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.989474 visibilities/baseline/integration-bin. ! Found source: J1951-1830 ! ! 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 10152 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 J1951-1830_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. ! ! 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=1.001116Jy sigma=24.210455 ! Fit after self-cal, rms=0.934314Jy sigma=22.589048 ! 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=0.6466 mas, bmaj=1.703 mas, bpa=-9.752 degrees ! Estimated noise=0.541166 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 = 0.0492556 Jy ! Component: 100 - total flux cleaned = 0.0615554 Jy ! Total flux subtracted in 100 components = 0.0615554 Jy ! Clean residual min=-0.003880 max=0.005202 Jy/beam ! Clean residual mean=-0.000002 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.0615554 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0615554 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=0.059213Jy sigma=1.356861 ! Fit after self-cal, rms=0.058941Jy sigma=1.349689 ! 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=0.8379 mas, bmaj=2.092 mas, bpa=-9.645 degrees ! Estimated noise=0.29695 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 = 0.00909742 Jy ! Component: 100 - total flux cleaned = 0.0139877 Jy ! Component: 150 - total flux cleaned = 0.0169487 Jy ! Component: 200 - total flux cleaned = 0.0187635 Jy ! Total flux subtracted in 200 components = 0.0187635 Jy ! Clean residual min=-0.003496 max=0.003842 Jy/beam ! Clean residual mean=-0.000006 rms=0.000843 Jy/beam ! Combined flux in latest and established models = 0.0803189 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.0803189 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=0.057608Jy sigma=1.312776 ! Fit after self-cal, rms=0.057610Jy sigma=1.312191 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8379 x 2.092 at -9.645 degrees (North through East) ! Clean map min=-0.0033435 max=0.064748 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.00 KP 1.09 ! LA 1.01 MK 1.10 NL 1.09 OV 0.91 ! PT 0.85 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.97 HN 0.94 KP 1.01 ! LA 1.00 MK 1.01 NL 1.12 OV 0.90 ! PT 0.89 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 1.05 KP 1.07 ! LA 0.99 MK 1.00 NL 1.13 OV 0.96 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.03 HN 0.94 KP 1.02 ! LA 0.97 MK 1.04 NL 1.09 OV 0.90 ! PT 0.86 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.03 KP 1.02 ! LA 1.01 MK 0.92 NL 1.14 OV 0.90 ! PT 0.83 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 0.98 KP 1.02 ! LA 1.01 MK 0.97 NL 1.15 OV 0.91 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.95 HN 1.02 KP 1.00 ! LA 0.95 MK 1.02 NL 1.27 OV 0.94 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.04 HN 1.09 KP 0.99 ! LA 0.97 MK 1.06 NL 1.11 OV 0.93 ! PT 0.84 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.00 KP 1.01 ! LA 1.05 MK 1.03 NL 1.14 OV 0.87 ! PT 0.81 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.03 KP 1.02 ! LA 0.99 MK 1.07 NL 1.10 OV 0.90 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.95 KP 0.91 ! LA 1.09 MK 1.01 NL 1.27 OV 0.89 ! PT 0.86 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.07 KP 1.02 ! LA 0.98 MK 0.91 NL 1.23 OV 0.91 ! PT 0.83 SC 1.12 ! ! ! Fit before self-cal, rms=0.057610Jy sigma=1.312191 ! Fit after self-cal, rms=0.057129Jy sigma=1.294240 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8435 mas, bmaj=2.117 mas, bpa=-9.478 degrees ! Estimated noise=0.296509 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 (-9.8, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181477 Jy ! Component: 100 - total flux cleaned = 0.00203618 Jy ! Component: 150 - total flux cleaned = 0.00216069 Jy ! Component: 200 - total flux cleaned = 0.00226744 Jy ! Total flux subtracted in 200 components = 0.00226744 Jy ! Clean residual min=-0.001643 max=0.001640 Jy/beam ! Clean residual mean=-0.000000 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.0825863 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 47 components and 0.0825863 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=0.057059Jy sigma=1.292568 ! Fit after self-cal, rms=0.057130Jy sigma=1.291672 ! 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=0.057130Jy sigma=1.291672 ! Fit after self-cal, rms=0.056989Jy sigma=1.291615 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8419 mas, bmaj=2.115 mas, bpa=-9.521 degrees ! Estimated noise=0.295692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000505958 Jy ! Component: 100 - total flux cleaned = 0.000679069 Jy ! Component: 150 - total flux cleaned = 0.00072168 Jy ! Component: 200 - total flux cleaned = 0.000683703 Jy ! Total flux subtracted in 200 components = 0.000683703 Jy ! Clean residual min=-0.001541 max=0.001636 Jy/beam ! Clean residual mean=-0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.08327 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.08327 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=0.056971Jy sigma=1.291164 ! Fit after self-cal, rms=0.056972Jy sigma=1.291142 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 (-13.4, -30.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139015 Jy ! Component: 100 - total flux cleaned = 0.00196772 Jy ! Component: 150 - total flux cleaned = 0.00221858 Jy ! Component: 200 - total flux cleaned = 0.00235732 Jy ! Total flux subtracted in 200 components = 0.00235732 Jy ! Clean residual min=-0.001466 max=0.001476 Jy/beam ! Clean residual mean=0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0856273 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.0856273 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=0.056929Jy sigma=1.290340 ! Fit after self-cal, rms=0.056924Jy sigma=1.290281 ! Inverting map ! Added new window around map position (31, -32.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134345 Jy ! Component: 100 - total flux cleaned = 0.00181391 Jy ! Component: 150 - total flux cleaned = 0.00192533 Jy ! Component: 200 - total flux cleaned = 0.00202611 Jy ! Total flux subtracted in 200 components = 0.00202611 Jy ! Clean residual min=-0.001351 max=0.001276 Jy/beam ! Clean residual mean=0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0876534 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 0.0876534 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=0.056891Jy sigma=1.289339 ! Fit after self-cal, rms=0.056887Jy sigma=1.289287 ! 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=0.056887Jy sigma=1.289287 ! Fit after self-cal, rms=0.056598Jy sigma=1.289163 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8411 mas, bmaj=2.113 mas, bpa=-9.578 degrees ! Estimated noise=0.294457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451866 Jy ! Component: 100 - total flux cleaned = 0.000637482 Jy ! Component: 150 - total flux cleaned = 0.000731865 Jy ! Component: 200 - total flux cleaned = 0.000802335 Jy ! Total flux subtracted in 200 components = 0.000802335 Jy ! Clean residual min=-0.001312 max=0.001254 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0884558 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 96 components and 0.0884557 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=0.056586Jy sigma=1.288844 ! Fit after self-cal, rms=0.056583Jy sigma=1.288830 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 = 6.95444e-05 Jy ! Component: 100 - total flux cleaned = 0.000101982 Jy ! Component: 150 - total flux cleaned = 0.000133213 Jy ! Component: 200 - total flux cleaned = 0.00016326 Jy ! Total flux subtracted in 200 components = 0.00016326 Jy ! Clean residual min=-0.001284 max=0.001248 Jy/beam ! Clean residual mean=0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.088619 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 100 components and 0.088619 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=0.056575Jy sigma=1.288634 ! Fit after self-cal, rms=0.056575Jy sigma=1.288629 ! 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=0.056575Jy sigma=1.288629 ! Fit after self-cal, rms=0.056486Jy sigma=1.288607 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.192 mas, bmaj=4.451 mas, bpa=-8.44 degrees ! Estimated noise=0.380174 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000127177 Jy ! Component: 100 - total flux cleaned = 3.4713e-05 Jy ! Component: 150 - total flux cleaned = 5.09115e-05 Jy ! Component: 200 - total flux cleaned = 6.56156e-05 Jy ! Total flux subtracted in 200 components = 6.56156e-05 Jy ! Clean residual min=-0.001107 max=0.001022 Jy/beam ! Clean residual mean=0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0886846 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 108 components and 0.0886846 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=0.056485Jy sigma=1.288503 ! Fit after self-cal, rms=0.056483Jy sigma=1.288471 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 = -3.82664e-05 Jy ! Component: 100 - total flux cleaned = -2.51715e-05 Jy ! Component: 150 - total flux cleaned = -3.73959e-05 Jy ! Component: 200 - total flux cleaned = -3.81099e-05 Jy ! Total flux subtracted in 200 components = -3.81099e-05 Jy ! Clean residual min=-0.001116 max=0.001028 Jy/beam ! Clean residual mean=0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0886465 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 113 components and 0.0886465 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=0.056484Jy sigma=1.288444 ! Fit after self-cal, rms=0.056484Jy sigma=1.288418 ! 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=0.8404 mas, bmaj=2.112 mas, bpa=-9.584 degrees ! Estimated noise=0.294129 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8404 x 2.112 at -9.584 degrees (North through East) ! Clean map min=-0.0017237 max=0.064798 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=0.6458 mas, bmaj=1.712 mas, bpa=-9.542 degrees ! Estimated noise=0.543384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0494079 Jy ! Component: 100 - total flux cleaned = 0.0618516 Jy ! Component: 150 - total flux cleaned = 0.0672718 Jy ! Component: 200 - total flux cleaned = 0.0702758 Jy ! Total flux subtracted in 200 components = 0.0702758 Jy ! Clean residual min=-0.003410 max=0.003506 Jy/beam ! Clean residual mean=-0.000001 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.0702758 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 0.0702758 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8404 mas, bmaj=2.112 mas, bpa=-9.584 degrees ! Estimated noise=0.294129 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) ! Added new window around map position (-1, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00508502 Jy ! Component: 100 - total flux cleaned = 0.00779816 Jy ! Component: 150 - total flux cleaned = 0.00967576 Jy ! Component: 200 - total flux cleaned = 0.011224 Jy ! Total flux subtracted in 200 components = 0.011224 Jy ! Clean residual min=-0.001691 max=0.001622 Jy/beam ! Clean residual mean=-0.000003 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.0814999 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 51 components and 0.0814999 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=2.192 mas, bmaj=4.451 mas, bpa=-8.44 degrees ! Estimated noise=0.380174 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192291 Jy ! Component: 100 - total flux cleaned = 0.00324123 Jy ! Component: 150 - total flux cleaned = 0.00426801 Jy ! Component: 200 - total flux cleaned = 0.00506191 Jy ! Total flux subtracted in 200 components = 0.00506191 Jy ! Clean residual min=-0.001510 max=0.001214 Jy/beam ! Clean residual mean=-0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0865618 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 = 0.000413156 Jy ! Component: 100 - total flux cleaned = 0.000582468 Jy ! Component: 150 - total flux cleaned = 0.000736265 Jy ! Component: 200 - total flux cleaned = 0.000877248 Jy ! Total flux subtracted in 200 components = 0.000877248 Jy ! Clean residual min=-0.001316 max=0.001112 Jy/beam ! Clean residual mean=-0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.087439 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 93 components and 0.087439 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8404 mas, bmaj=2.112 mas, bpa=-9.584 degrees ! Estimated noise=0.294129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000297801 Jy ! Component: 100 - total flux cleaned = 0.00047287 Jy ! Component: 150 - total flux cleaned = 0.000529155 Jy ! Component: 200 - total flux cleaned = 0.00050434 Jy ! Total flux subtracted in 200 components = 0.00050434 Jy ! Clean residual min=-0.001266 max=0.001302 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0879434 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 115 components and 0.0879434 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=0.056516Jy sigma=1.289176 ! Fit after self-cal, rms=0.056505Jy sigma=1.288985 wmodel J1951-1830_X_map.mod ! Writing 115 model components to file: J1951-1830_X_map.mod wobs J1951-1830_X_uvs.fits ! Writing UV FITS file: J1951-1830_X_uvs.fits wwins J1951-1830_X_map.win ! wwins: Wrote 5 windows to J1951-1830_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000123147 Jy ! Component: 100 - total flux cleaned = -0.000146304 Jy ! Component: 150 - total flux cleaned = -0.000186673 Jy ! Component: 200 - total flux cleaned = -0.000148172 Jy ! Component: 250 - total flux cleaned = -0.000203332 Jy ! Component: 300 - total flux cleaned = -0.000256669 Jy ! Component: 350 - total flux cleaned = -0.000291218 Jy ! Component: 400 - total flux cleaned = -0.000308255 Jy ! Component: 450 - total flux cleaned = -0.000357574 Jy ! Component: 500 - total flux cleaned = -0.000293366 Jy ! Component: 550 - total flux cleaned = -0.00024673 Jy ! Component: 600 - total flux cleaned = -0.000277698 Jy ! Component: 650 - total flux cleaned = -0.000217324 Jy ! Component: 700 - total flux cleaned = -0.000217629 Jy ! Component: 750 - total flux cleaned = -0.000217686 Jy ! Component: 800 - total flux cleaned = -0.000217724 Jy ! Component: 850 - total flux cleaned = -0.000188991 Jy ! Component: 900 - total flux cleaned = -0.000160919 Jy ! Component: 950 - total flux cleaned = -0.000160716 Jy ! Component: 1000 - total flux cleaned = -0.000147074 Jy ! Component: 1050 - total flux cleaned = -0.000133805 Jy ! Component: 1100 - total flux cleaned = -0.000133939 Jy ! Component: 1150 - total flux cleaned = -0.000107861 Jy ! Component: 1200 - total flux cleaned = -0.000133789 Jy ! Component: 1250 - total flux cleaned = -0.00010834 Jy ! Component: 1300 - total flux cleaned = -0.000120959 Jy ! Component: 1350 - total flux cleaned = -0.000133268 Jy ! Component: 1400 - total flux cleaned = -0.000108943 Jy ! Component: 1450 - total flux cleaned = -0.000120951 Jy ! Component: 1500 - total flux cleaned = -0.000108841 Jy ! Component: 1550 - total flux cleaned = -8.51182e-05 Jy ! Component: 1600 - total flux cleaned = -0.000108437 Jy ! Component: 1650 - total flux cleaned = -9.67463e-05 Jy ! Component: 1700 - total flux cleaned = -5.119e-05 Jy ! Component: 1750 - total flux cleaned = -2.87649e-05 Jy ! Component: 1800 - total flux cleaned = -4.00147e-05 Jy ! Component: 1850 - total flux cleaned = -1.78373e-05 Jy ! Component: 1900 - total flux cleaned = 1.47381e-05 Jy ! Component: 1950 - total flux cleaned = 2.54803e-05 Jy ! Component: 2000 - total flux cleaned = 1.51878e-05 Jy ! Component: 2050 - total flux cleaned = 6.80802e-05 Jy ! Component: 2100 - total flux cleaned = 0.000109779 Jy ! Component: 2150 - total flux cleaned = 0.000109706 Jy ! Component: 2200 - total flux cleaned = 0.000140624 Jy ! Component: 2250 - total flux cleaned = 0.000160943 Jy ! Component: 2300 - total flux cleaned = 0.000181018 Jy ! Component: 2350 - total flux cleaned = 0.000170973 Jy ! Component: 2400 - total flux cleaned = 0.000161136 Jy ! Component: 2450 - total flux cleaned = 0.000180672 Jy ! Component: 2500 - total flux cleaned = 0.000161314 Jy ! Component: 2550 - total flux cleaned = 0.000199986 Jy ! Component: 2600 - total flux cleaned = 0.000200178 Jy ! Component: 2650 - total flux cleaned = 0.000238065 Jy ! Component: 2700 - total flux cleaned = 0.000228744 Jy ! Component: 2750 - total flux cleaned = 0.000247453 Jy ! Component: 2800 - total flux cleaned = 0.000247564 Jy ! Component: 2850 - total flux cleaned = 0.000265996 Jy ! Component: 2900 - total flux cleaned = 0.000284229 Jy ! Component: 2950 - total flux cleaned = 0.000302336 Jy ! Component: 3000 - total flux cleaned = 0.000320427 Jy ! Component: 3050 - total flux cleaned = 0.000311417 Jy ! Component: 3100 - total flux cleaned = 0.00032915 Jy ! Component: 3150 - total flux cleaned = 0.000320402 Jy ! Component: 3200 - total flux cleaned = 0.00033797 Jy ! Component: 3250 - total flux cleaned = 0.000338059 Jy ! Component: 3300 - total flux cleaned = 0.000355358 Jy ! Component: 3350 - total flux cleaned = 0.000355312 Jy ! Component: 3400 - total flux cleaned = 0.000346765 Jy ! Component: 3450 - total flux cleaned = 0.000355188 Jy ! Component: 3500 - total flux cleaned = 0.000355148 Jy ! Component: 3550 - total flux cleaned = 0.000338439 Jy ! Component: 3600 - total flux cleaned = 0.000338453 Jy ! Component: 3650 - total flux cleaned = 0.000313784 Jy ! Component: 3700 - total flux cleaned = 0.00032197 Jy ! Component: 3750 - total flux cleaned = 0.000321988 Jy ! Component: 3800 - total flux cleaned = 0.000346213 Jy ! Component: 3850 - total flux cleaned = 0.000354282 Jy ! Component: 3900 - total flux cleaned = 0.00032236 Jy ! Component: 3950 - total flux cleaned = 0.000322409 Jy ! Component: 4000 - total flux cleaned = 0.000330302 Jy ! Component: 4050 - total flux cleaned = 0.000330326 Jy ! Total flux subtracted in 4096 components = 0.000330333 Jy ! Clean residual min=-0.000510 max=0.000485 Jy/beam ! Clean residual mean=-0.000001 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0882737 Jy keep ! Adding 234 model components to the UV plane model. ! The established model now contains 349 components and 0.0882737 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1951-1830_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8404 x 2.112 at -9.584 degrees (North through East) ! Clean map min=-0.0010814 max=0.064958 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1951-1830_X_map.fits wmodel /vlbi/uf001/uva//J1951-1830_X_map.mod ! Writing 349 model components to file: /vlbi/uf001/uva//J1951-1830_X_map.mod wobs /vlbi/uf001/uva//J1951-1830_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1951-1830_X_uvs.fits wwins /vlbi/uf001/uva//J1951-1830_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1951-1830_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.064958 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123588 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.570776 0.570776 1.14155 2.2831 4.5662 9.13241 18.2648 36.5296 73.0593 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 525.6 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1951-1830_X_dfm.log closed on Mon Jan 14 05:16:24 2019