! Started logfile: /vlbi/uf001/uva//J0220-2151_X_dfm.log on Sun Jan 13 21:24:07 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//J0220-2151_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0220-2151_X_uva.fits ! AN table 1: 38 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.839599 visibilities/baseline/integration-bin. ! Found source: J0220-2151 ! ! 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 8040 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 J0220-2151_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 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011606Jy sigma=24.177790 ! Fit after self-cal, rms=0.900407Jy sigma=21.462541 ! 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=1.205 mas, bmaj=8.244 mas, bpa=-8.827 degrees ! Estimated noise=0.603573 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 = 0.0790301 Jy ! Component: 100 - total flux cleaned = 0.0963673 Jy ! Total flux subtracted in 100 components = 0.0963673 Jy ! Clean residual min=-0.004181 max=0.005508 Jy/beam ! Clean residual mean=-0.000017 rms=0.001378 Jy/beam ! Combined flux in latest and established models = 0.0963673 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0963673 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=0.059238Jy sigma=1.298368 ! Fit after self-cal, rms=0.059215Jy sigma=1.298115 ! 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=1.432 mas, bmaj=8.467 mas, bpa=-8.566 degrees ! Estimated noise=0.34087 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 = 0.00777052 Jy ! Component: 100 - total flux cleaned = 0.0119434 Jy ! Component: 150 - total flux cleaned = 0.0145077 Jy ! Component: 200 - total flux cleaned = 0.0162225 Jy ! Total flux subtracted in 200 components = 0.0162225 Jy ! Clean residual min=-0.002606 max=0.002295 Jy/beam ! Clean residual mean=-0.000002 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.11259 Jy ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 73 components and 0.11259 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=0.058327Jy sigma=1.268888 ! Fit after self-cal, rms=0.058351Jy sigma=1.268494 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.432 x 8.467 at -8.566 degrees (North through East) ! Clean map min=-0.0025505 max=0.10172 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.13 KP 1.01 LA 1.03 ! NL 1.01 OV 0.92 PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.09 KP 0.99 LA 0.94 ! NL 1.03 OV 0.97 PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.06 KP 1.02 LA 0.97 ! NL 1.00 OV 0.94 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.03 LA 1.04 ! NL 1.02 OV 0.97 PT 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.04 KP 0.99 LA 1.02 ! NL 1.02 OV 0.97 PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.02 KP 0.98 LA 1.05 ! NL 1.05 OV 0.89 PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.01 KP 1.04 LA 1.02 ! NL 1.01 OV 0.94 PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.10 KP 1.01 LA 1.01 ! NL 1.01 OV 0.92 PT 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.07 KP 1.01 LA 1.03 ! NL 1.03 OV 0.88 PT 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.08 KP 0.95 LA 1.00 ! NL 1.04 OV 0.93 PT 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.00 KP 0.99 LA 1.01 ! NL 1.03 OV 0.97 PT 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.05 KP 1.00 LA 1.06 ! NL 1.03 OV 0.97 PT 0.89 ! ! ! Fit before self-cal, rms=0.058351Jy sigma=1.268494 ! Fit after self-cal, rms=0.058963Jy sigma=1.258862 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.446 mas, bmaj=8.482 mas, bpa=-8.442 degrees ! Estimated noise=0.338645 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 = -0.00146839 Jy ! Component: 100 - total flux cleaned = -0.00136483 Jy ! Component: 150 - total flux cleaned = -0.00128392 Jy ! Component: 200 - total flux cleaned = -0.00123955 Jy ! Total flux subtracted in 200 components = -0.00123955 Jy ! Clean residual min=-0.001690 max=0.001618 Jy/beam ! Clean residual mean=0.000000 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.11135 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 106 components and 0.11135 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=0.058904Jy sigma=1.258091 ! Fit after self-cal, rms=0.058964Jy sigma=1.257819 ! 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=0.058964Jy sigma=1.257819 ! Fit after self-cal, rms=0.059019Jy sigma=1.256797 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.447 mas, bmaj=8.478 mas, bpa=-8.381 degrees ! Estimated noise=0.338832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000548937 Jy ! Component: 100 - total flux cleaned = -0.000470334 Jy ! Component: 150 - total flux cleaned = -0.000387257 Jy ! Component: 200 - total flux cleaned = -0.000353717 Jy ! Total flux subtracted in 200 components = -0.000353717 Jy ! Clean residual min=-0.001666 max=0.001498 Jy/beam ! Clean residual mean=0.000000 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.110997 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 114 components and 0.110997 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=0.058990Jy sigma=1.256441 ! Fit after self-cal, rms=0.058995Jy sigma=1.256412 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 = -8.49184e-05 Jy ! Component: 100 - total flux cleaned = -4.77627e-05 Jy ! Component: 150 - total flux cleaned = 7.78402e-06 Jy ! Component: 200 - total flux cleaned = 6.09093e-05 Jy ! Total flux subtracted in 200 components = 6.09093e-05 Jy ! Clean residual min=-0.001672 max=0.001474 Jy/beam ! Clean residual mean=0.000000 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.111058 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.111058 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=0.058988Jy sigma=1.256351 ! Fit after self-cal, rms=0.058988Jy sigma=1.256345 ! 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=0.058988Jy sigma=1.256345 ! Fit after self-cal, rms=0.059173Jy sigma=1.252182 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.448 mas, bmaj=8.466 mas, bpa=-8.35 degrees ! Estimated noise=0.338974 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000273583 Jy ! Component: 100 - total flux cleaned = -0.000259148 Jy ! Component: 150 - total flux cleaned = -0.000246559 Jy ! Component: 200 - total flux cleaned = -0.000235736 Jy ! Total flux subtracted in 200 components = -0.000235736 Jy ! Clean residual min=-0.001574 max=0.001415 Jy/beam ! Clean residual mean=-0.000001 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.110822 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 146 components and 0.110822 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=0.059163Jy sigma=1.252103 ! Fit after self-cal, rms=0.059184Jy sigma=1.251990 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 = -2.80029e-06 Jy ! Component: 100 - total flux cleaned = 2.32376e-05 Jy ! Component: 150 - total flux cleaned = 4.73865e-05 Jy ! Component: 200 - total flux cleaned = 7.72906e-05 Jy ! Total flux subtracted in 200 components = 7.72906e-05 Jy ! Clean residual min=-0.001539 max=0.001402 Jy/beam ! Clean residual mean=-0.000000 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.110899 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 159 components and 0.110899 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=0.059181Jy sigma=1.251972 ! Fit after self-cal, rms=0.059180Jy sigma=1.251968 ! 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=0.059180Jy sigma=1.251968 ! Fit after self-cal, rms=0.059276Jy sigma=1.251895 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.172 mas, bmaj=8.628 mas, bpa=-8.04 degrees ! Estimated noise=0.357029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.14688e-05 Jy ! Component: 100 - total flux cleaned = 2.01022e-05 Jy ! Component: 150 - total flux cleaned = 2.00559e-05 Jy ! Component: 200 - total flux cleaned = 2.04309e-05 Jy ! Total flux subtracted in 200 components = 2.04309e-05 Jy ! Clean residual min=-0.001553 max=0.001405 Jy/beam ! Clean residual mean=-0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.110919 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 178 components and 0.11092 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=0.059272Jy sigma=1.251912 ! Fit after self-cal, rms=0.059277Jy sigma=1.251892 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 = 5.36937e-05 Jy ! Component: 100 - total flux cleaned = 6.48787e-05 Jy ! Component: 150 - total flux cleaned = 8.17304e-05 Jy ! Component: 200 - total flux cleaned = 0.000102494 Jy ! Total flux subtracted in 200 components = 0.000102494 Jy ! Clean residual min=-0.001562 max=0.001393 Jy/beam ! Clean residual mean=-0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.111022 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 190 components and 0.111022 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=0.059277Jy sigma=1.251915 ! Fit after self-cal, rms=0.059277Jy sigma=1.251912 ! 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=1.449 mas, bmaj=8.459 mas, bpa=-8.323 degrees ! Estimated noise=0.339205 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.449 x 8.459 at -8.323 degrees (North through East) ! Clean map min=-0.0014633 max=0.10146 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=1.216 mas, bmaj=8.202 mas, bpa=-8.642 degrees ! Estimated noise=0.606293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0793507 Jy ! Component: 100 - total flux cleaned = 0.0966626 Jy ! Component: 150 - total flux cleaned = 0.101862 Jy ! Component: 200 - total flux cleaned = 0.104795 Jy ! Total flux subtracted in 200 components = 0.104795 Jy ! Clean residual min=-0.002464 max=0.002577 Jy/beam ! Clean residual mean=-0.000005 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.104795 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 0.104795 Jy ! Inverting map and beam ! Estimated beam: bmin=1.449 mas, bmaj=8.459 mas, bpa=-8.323 degrees ! Estimated noise=0.339205 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 = 0.00280842 Jy ! Component: 100 - total flux cleaned = 0.00412287 Jy ! Component: 150 - total flux cleaned = 0.00454618 Jy ! Component: 200 - total flux cleaned = 0.00487418 Jy ! Total flux subtracted in 200 components = 0.00487418 Jy ! Clean residual min=-0.001673 max=0.001415 Jy/beam ! Clean residual mean=-0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.109669 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 50 components and 0.109669 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=2.172 mas, bmaj=8.628 mas, bpa=-8.04 degrees ! Estimated noise=0.357029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000785128 Jy ! Component: 100 - total flux cleaned = 0.00102322 Jy ! Component: 150 - total flux cleaned = 0.00103778 Jy ! Component: 200 - total flux cleaned = 0.00106353 Jy ! Total flux subtracted in 200 components = 0.00106353 Jy ! Clean residual min=-0.001613 max=0.001462 Jy/beam ! Clean residual mean=-0.000001 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.110733 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 = 5.50308e-07 Jy ! Component: 100 - total flux cleaned = 1.93016e-05 Jy ! Component: 150 - total flux cleaned = 2.75615e-05 Jy ! Component: 200 - total flux cleaned = 3.58223e-05 Jy ! Total flux subtracted in 200 components = 3.58223e-05 Jy ! Clean residual min=-0.001610 max=0.001423 Jy/beam ! Clean residual mean=-0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.110768 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 95 components and 0.110768 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.449 mas, bmaj=8.459 mas, bpa=-8.323 degrees ! Estimated noise=0.339205 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.08448e-05 Jy ! Component: 100 - total flux cleaned = -9.11258e-05 Jy ! Component: 150 - total flux cleaned = -9.13526e-05 Jy ! Component: 200 - total flux cleaned = -0.000102692 Jy ! Total flux subtracted in 200 components = -0.000102692 Jy ! Clean residual min=-0.001541 max=0.001431 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.110666 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 111 components and 0.110666 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=0.059280Jy sigma=1.251990 ! Fit after self-cal, rms=0.059277Jy sigma=1.251970 wmodel J0220-2151_X_map.mod ! Writing 111 model components to file: J0220-2151_X_map.mod wobs J0220-2151_X_uvs.fits ! Writing UV FITS file: J0220-2151_X_uvs.fits wwins J0220-2151_X_map.win ! wwins: Wrote 1 windows to J0220-2151_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 = -0.000422342 Jy ! Component: 100 - total flux cleaned = -0.000495474 Jy ! Component: 150 - total flux cleaned = -0.000542576 Jy ! Component: 200 - total flux cleaned = -0.00063101 Jy ! Component: 250 - total flux cleaned = -0.000630378 Jy ! Component: 300 - total flux cleaned = -0.000670271 Jy ! Component: 350 - total flux cleaned = -0.000669939 Jy ! Component: 400 - total flux cleaned = -0.000743664 Jy ! Component: 450 - total flux cleaned = -0.000814883 Jy ! Component: 500 - total flux cleaned = -0.000884315 Jy ! Component: 550 - total flux cleaned = -0.00093488 Jy ! Component: 600 - total flux cleaned = -0.00104766 Jy ! Component: 650 - total flux cleaned = -0.00110995 Jy ! Component: 700 - total flux cleaned = -0.00123127 Jy ! Component: 750 - total flux cleaned = -0.00129018 Jy ! Component: 800 - total flux cleaned = -0.00137647 Jy ! Component: 850 - total flux cleaned = -0.00147458 Jy ! Component: 900 - total flux cleaned = -0.00155646 Jy ! Component: 950 - total flux cleaned = -0.00162293 Jy ! Component: 1000 - total flux cleaned = -0.00164882 Jy ! Component: 1050 - total flux cleaned = -0.00171211 Jy ! Component: 1100 - total flux cleaned = -0.00172437 Jy ! Component: 1150 - total flux cleaned = -0.00173668 Jy ! Component: 1200 - total flux cleaned = -0.00177215 Jy ! Component: 1250 - total flux cleaned = -0.00179513 Jy ! Component: 1300 - total flux cleaned = -0.00180613 Jy ! Component: 1350 - total flux cleaned = -0.00180579 Jy ! Component: 1400 - total flux cleaned = -0.00181655 Jy ! Component: 1450 - total flux cleaned = -0.00180563 Jy ! Component: 1500 - total flux cleaned = -0.00182657 Jy ! Component: 1550 - total flux cleaned = -0.00184694 Jy ! Component: 1600 - total flux cleaned = -0.00184675 Jy ! Component: 1650 - total flux cleaned = -0.00181694 Jy ! Component: 1700 - total flux cleaned = -0.00184619 Jy ! Component: 1750 - total flux cleaned = -0.00181742 Jy ! Component: 1800 - total flux cleaned = -0.00181747 Jy ! Component: 1850 - total flux cleaned = -0.00182687 Jy ! Component: 1900 - total flux cleaned = -0.00181784 Jy ! Component: 1950 - total flux cleaned = -0.001827 Jy ! Component: 2000 - total flux cleaned = -0.00185385 Jy ! Component: 2050 - total flux cleaned = -0.00182743 Jy ! Component: 2100 - total flux cleaned = -0.00185355 Jy ! Component: 2150 - total flux cleaned = -0.00184477 Jy ! Component: 2200 - total flux cleaned = -0.00181928 Jy ! Component: 2250 - total flux cleaned = -0.00183615 Jy ! Component: 2300 - total flux cleaned = -0.0018526 Jy ! Component: 2350 - total flux cleaned = -0.00182803 Jy ! Component: 2400 - total flux cleaned = -0.00183602 Jy ! Component: 2450 - total flux cleaned = -0.00182801 Jy ! Component: 2500 - total flux cleaned = -0.001828 Jy ! Component: 2550 - total flux cleaned = -0.0018123 Jy ! Component: 2600 - total flux cleaned = -0.00181996 Jy ! Component: 2650 - total flux cleaned = -0.0017971 Jy ! Component: 2700 - total flux cleaned = -0.00180456 Jy ! Component: 2750 - total flux cleaned = -0.00179698 Jy ! Component: 2800 - total flux cleaned = -0.0017823 Jy ! Component: 2850 - total flux cleaned = -0.00176764 Jy ! Component: 2900 - total flux cleaned = -0.0017676 Jy ! Component: 2950 - total flux cleaned = -0.00175316 Jy ! Component: 3000 - total flux cleaned = -0.00176743 Jy ! Component: 3050 - total flux cleaned = -0.00176741 Jy ! Component: 3100 - total flux cleaned = -0.00174646 Jy ! Component: 3150 - total flux cleaned = -0.00176719 Jy ! Component: 3200 - total flux cleaned = -0.00176023 Jy ! Component: 3250 - total flux cleaned = -0.00178063 Jy ! Component: 3300 - total flux cleaned = -0.00177385 Jy ! Component: 3350 - total flux cleaned = -0.0018072 Jy ! Component: 3400 - total flux cleaned = -0.001794 Jy ! Component: 3450 - total flux cleaned = -0.00184662 Jy ! Component: 3500 - total flux cleaned = -0.00185957 Jy ! Component: 3550 - total flux cleaned = -0.00185956 Jy ! Component: 3600 - total flux cleaned = -0.00187241 Jy ! Component: 3650 - total flux cleaned = -0.00189791 Jy ! Component: 3700 - total flux cleaned = -0.00191061 Jy ! Component: 3750 - total flux cleaned = -0.00192941 Jy ! Component: 3800 - total flux cleaned = -0.001948 Jy ! Component: 3850 - total flux cleaned = -0.00196654 Jy ! Component: 3900 - total flux cleaned = -0.00199107 Jy ! Component: 3950 - total flux cleaned = -0.00199104 Jy ! Component: 4000 - total flux cleaned = -0.00200316 Jy ! Component: 4050 - total flux cleaned = -0.00202128 Jy ! Total flux subtracted in 4096 components = -0.00203324 Jy ! Clean residual min=-0.000412 max=0.000357 Jy/beam ! Clean residual mean=-0.000001 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.108632 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 440 components and 0.108632 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0220-2151_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.449 x 8.459 at -8.323 degrees (North through East) ! Clean map min=-0.0013644 max=0.10131 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0220-2151_X_map.fits wmodel /vlbi/uf001/uva//J0220-2151_X_map.mod ! Writing 440 model components to file: /vlbi/uf001/uva//J0220-2151_X_map.mod wobs /vlbi/uf001/uva//J0220-2151_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0220-2151_X_uvs.fits wwins /vlbi/uf001/uva//J0220-2151_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J0220-2151_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.101312 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111677 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.330694 0.330694 0.661387 1.32277 2.64555 5.2911 10.5822 21.1644 42.3288 84.6575 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.101 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 907.184 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0220-2151_X_dfm.log closed on Sun Jan 13 21:24:12 2019