! Started logfile: /vlbi/bp222/maps//J1506+8319_X_dfm.log on Thu Sep 27 11:17:41 2018 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/bp222/maps//J1506+8319_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1506+8319_X_uva.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.975155 visibilities/baseline/integration-bin. ! Found source: J1506+8319 ! ! 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 5652 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 J1506+8319_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.016532Jy sigma=17.111223 ! Fit after self-cal, rms=0.754729Jy sigma=12.749388 ! 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=0.7688 mas, bmaj=3.847 mas, bpa=-22.13 degrees ! Estimated noise=1.42739 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 = 0.191259 Jy ! Component: 100 - total flux cleaned = 0.232969 Jy ! Total flux subtracted in 100 components = 0.232969 Jy ! Clean residual min=-0.007521 max=0.011679 Jy/beam ! Clean residual mean=0.000017 rms=0.002329 Jy/beam ! Combined flux in latest and established models = 0.232969 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.232969 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=0.056927Jy sigma=0.920203 ! Fit after self-cal, rms=0.056924Jy sigma=0.920148 ! 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=1.063 mas, bmaj=3.618 mas, bpa=-22.47 degrees ! Estimated noise=0.568803 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 = 0.0134471 Jy ! Component: 100 - total flux cleaned = 0.0197094 Jy ! Component: 150 - total flux cleaned = 0.0234143 Jy ! Component: 200 - total flux cleaned = 0.0259588 Jy ! Total flux subtracted in 200 components = 0.0259588 Jy ! Clean residual min=-0.003892 max=0.003283 Jy/beam ! Clean residual mean=-0.000005 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.258928 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 0.258928 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=0.053980Jy sigma=0.865024 ! Fit after self-cal, rms=0.053981Jy sigma=0.864905 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.063 x 3.618 at -22.47 degrees (North through East) ! Clean map min=-0.0037393 max=0.247 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 LA 0.94 MK 0.99 ! NL 0.96 OV 1.03 PT 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 LA 0.95 MK 1.00 ! NL 1.01 OV 1.00 PT 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 LA 0.96 MK 0.98 ! NL 0.98 OV 1.02 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 LA 0.97 MK 1.06 ! NL 1.02 OV 1.01 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 LA 0.97 MK 0.98 ! NL 1.00 OV 1.02 PT 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 LA 0.96 MK 1.01 ! NL 0.98 OV 1.01 PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 LA 0.98 MK 1.04 ! NL 1.01 OV 1.01 PT 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 LA 0.99 MK 0.99 ! NL 1.00 OV 1.03 PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 LA 0.97 MK 0.98 ! NL 1.02 OV 1.04 PT 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 LA 0.96 MK 1.01 ! NL 1.01 OV 1.01 PT 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 LA 0.97 MK 1.05 ! NL 1.00 OV 1.03 PT 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 LA 0.99 MK 0.96 ! NL 1.02 OV 1.02 PT 1.03 ! ! ! Fit before self-cal, rms=0.053981Jy sigma=0.864905 ! Fit after self-cal, rms=0.053344Jy sigma=0.853123 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=3.625 mas, bpa=-22.46 degrees ! Estimated noise=0.566092 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 = 0.000395139 Jy ! Component: 100 - total flux cleaned = 0.00042513 Jy ! Component: 150 - total flux cleaned = 0.000375927 Jy ! Component: 200 - total flux cleaned = 0.000353938 Jy ! Total flux subtracted in 200 components = 0.000353938 Jy ! Clean residual min=-0.002043 max=0.002212 Jy/beam ! Clean residual mean=0.000004 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.259282 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 32 components and 0.259282 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=0.053321Jy sigma=0.852655 ! Fit after self-cal, rms=0.053331Jy sigma=0.852610 ! 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=0.053331Jy sigma=0.852610 ! Fit after self-cal, rms=0.053303Jy sigma=0.852597 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=3.625 mas, bpa=-22.46 degrees ! Estimated noise=0.565784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.53869e-05 Jy ! Component: 100 - total flux cleaned = 3.68516e-06 Jy ! Component: 150 - total flux cleaned = -8.62246e-05 Jy ! Component: 200 - total flux cleaned = -0.000118763 Jy ! Total flux subtracted in 200 components = -0.000118763 Jy ! Clean residual min=-0.001983 max=0.002070 Jy/beam ! Clean residual mean=0.000004 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.259163 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.259163 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=0.053291Jy sigma=0.852381 ! Fit after self-cal, rms=0.053290Jy sigma=0.852370 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 = 9.38989e-05 Jy ! Component: 100 - total flux cleaned = 5.02495e-05 Jy ! Component: 150 - total flux cleaned = 9.31007e-06 Jy ! Component: 200 - total flux cleaned = 8.64148e-06 Jy ! Total flux subtracted in 200 components = 8.64148e-06 Jy ! Clean residual min=-0.001947 max=0.001971 Jy/beam ! Clean residual mean=0.000004 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.259171 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 40 components and 0.259171 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=0.053282Jy sigma=0.852249 ! Fit after self-cal, rms=0.053281Jy sigma=0.852244 ! 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=0.053281Jy sigma=0.852244 ! Fit after self-cal, rms=0.053296Jy sigma=0.852237 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=3.625 mas, bpa=-22.47 degrees ! Estimated noise=0.565832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.71825e-05 Jy ! Component: 100 - total flux cleaned = 5.82333e-07 Jy ! Component: 150 - total flux cleaned = -1.10085e-05 Jy ! Component: 200 - total flux cleaned = -2.20574e-05 Jy ! Total flux subtracted in 200 components = -2.20574e-05 Jy ! Clean residual min=-0.001903 max=0.001931 Jy/beam ! Clean residual mean=0.000005 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.259149 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.259149 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=0.053291Jy sigma=0.852158 ! Fit after self-cal, rms=0.053290Jy sigma=0.852155 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 = 3.687e-05 Jy ! Component: 100 - total flux cleaned = 1.73167e-05 Jy ! Component: 150 - total flux cleaned = 1.7434e-05 Jy ! Component: 200 - total flux cleaned = 8.57485e-06 Jy ! Total flux subtracted in 200 components = 8.57485e-06 Jy ! Clean residual min=-0.001876 max=0.001867 Jy/beam ! Clean residual mean=0.000004 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.259158 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.259158 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=0.053286Jy sigma=0.852101 ! Fit after self-cal, rms=0.053286Jy sigma=0.852099 ! 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=0.053286Jy sigma=0.852099 ! Fit after self-cal, rms=0.053305Jy sigma=0.852093 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.305 mas, bmaj=3.626 mas, bpa=-22.14 degrees ! Estimated noise=0.622806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000151412 Jy ! Component: 100 - total flux cleaned = 0.000128349 Jy ! Component: 150 - total flux cleaned = 9.65294e-05 Jy ! Component: 200 - total flux cleaned = 7.69132e-05 Jy ! Total flux subtracted in 200 components = 7.69132e-05 Jy ! Clean residual min=-0.001999 max=0.002257 Jy/beam ! Clean residual mean=0.000008 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.259235 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 52 components and 0.259235 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=0.053304Jy sigma=0.852083 ! Fit after self-cal, rms=0.053302Jy sigma=0.852071 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 = -2.10773e-05 Jy ! Component: 100 - total flux cleaned = -5.90818e-05 Jy ! Component: 150 - total flux cleaned = -7.61278e-05 Jy ! Component: 200 - total flux cleaned = -6.80763e-05 Jy ! Total flux subtracted in 200 components = -6.80763e-05 Jy ! Clean residual min=-0.002013 max=0.002265 Jy/beam ! Clean residual mean=0.000008 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.259167 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.259167 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=0.053303Jy sigma=0.852077 ! Fit after self-cal, rms=0.053302Jy sigma=0.852071 ! 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=1.066 mas, bmaj=3.624 mas, bpa=-22.47 degrees ! Estimated noise=0.565961 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.066 x 3.624 at -22.47 degrees (North through East) ! Clean map min=-0.0018167 max=0.24603 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=0.7702 mas, bmaj=3.843 mas, bpa=-22.11 degrees ! Estimated noise=1.42557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.191006 Jy ! Component: 100 - total flux cleaned = 0.232678 Jy ! Component: 150 - total flux cleaned = 0.243294 Jy ! Component: 200 - total flux cleaned = 0.248393 Jy ! Total flux subtracted in 200 components = 0.248393 Jy ! Clean residual min=-0.004977 max=0.005055 Jy/beam ! Clean residual mean=0.000008 rms=0.001344 Jy/beam ! Combined flux in latest and established models = 0.248393 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.248393 Jy ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=3.624 mas, bpa=-22.47 degrees ! Estimated noise=0.565961 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 = 0.00453851 Jy ! Component: 100 - total flux cleaned = 0.00697102 Jy ! Component: 150 - total flux cleaned = 0.00852792 Jy ! Component: 200 - total flux cleaned = 0.00956616 Jy ! Total flux subtracted in 200 components = 0.00956616 Jy ! Clean residual min=-0.002074 max=0.002250 Jy/beam ! Clean residual mean=0.000006 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.257959 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 36 components and 0.257959 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=2.305 mas, bmaj=3.626 mas, bpa=-22.14 degrees ! Estimated noise=0.622806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000791807 Jy ! Component: 100 - total flux cleaned = 0.000872428 Jy ! Component: 150 - total flux cleaned = 0.000942554 Jy ! Component: 200 - total flux cleaned = 0.0010035 Jy ! Total flux subtracted in 200 components = 0.0010035 Jy ! Clean residual min=-0.002127 max=0.002400 Jy/beam ! Clean residual mean=0.000008 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.258962 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 = 7.12684e-05 Jy ! Component: 100 - total flux cleaned = 0.000136653 Jy ! Component: 150 - total flux cleaned = 0.000181838 Jy ! Component: 200 - total flux cleaned = 0.000209377 Jy ! Total flux subtracted in 200 components = 0.000209377 Jy ! Clean residual min=-0.002076 max=0.002393 Jy/beam ! Clean residual mean=0.000008 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.259172 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 53 components and 0.259172 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=3.624 mas, bpa=-22.47 degrees ! Estimated noise=0.565961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.16468e-06 Jy ! Component: 100 - total flux cleaned = 2.42708e-05 Jy ! Component: 150 - total flux cleaned = 6.90285e-05 Jy ! Component: 200 - total flux cleaned = 8.70889e-05 Jy ! Total flux subtracted in 200 components = 8.70889e-05 Jy ! Clean residual min=-0.001942 max=0.001985 Jy/beam ! Clean residual mean=0.000005 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.259259 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.259259 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=0.053325Jy sigma=0.852287 ! Fit after self-cal, rms=0.053322Jy sigma=0.852269 wmodel J1506+8319_X_map.mod ! Writing 70 model components to file: J1506+8319_X_map.mod wobs J1506+8319_X_uvs.fits ! Writing UV FITS file: J1506+8319_X_uvs.fits wwins J1506+8319_X_map.win ! wwins: Wrote 1 windows to J1506+8319_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 = 7.19536e-05 Jy ! Component: 100 - total flux cleaned = 0.00025458 Jy ! Component: 150 - total flux cleaned = 0.000390587 Jy ! Component: 200 - total flux cleaned = 0.000439882 Jy ! Component: 250 - total flux cleaned = 0.000417147 Jy ! Component: 300 - total flux cleaned = 0.000356506 Jy ! Component: 350 - total flux cleaned = 0.000279838 Jy ! Component: 400 - total flux cleaned = 0.000189162 Jy ! Component: 450 - total flux cleaned = 5.18652e-05 Jy ! Component: 500 - total flux cleaned = -4.63698e-05 Jy ! Component: 550 - total flux cleaned = -0.000202969 Jy ! Component: 600 - total flux cleaned = -0.000292416 Jy ! Component: 650 - total flux cleaned = -0.000364438 Jy ! Component: 700 - total flux cleaned = -0.000475864 Jy ! Component: 750 - total flux cleaned = -0.000583092 Jy ! Component: 800 - total flux cleaned = -0.000674043 Jy ! Component: 850 - total flux cleaned = -0.000711973 Jy ! Component: 900 - total flux cleaned = -0.000761277 Jy ! Component: 950 - total flux cleaned = -0.000845186 Jy ! Component: 1000 - total flux cleaned = -0.000926877 Jy ! Component: 1050 - total flux cleaned = -0.00100675 Jy ! Component: 1100 - total flux cleaned = -0.00107367 Jy ! Component: 1150 - total flux cleaned = -0.0010957 Jy ! Component: 1200 - total flux cleaned = -0.00116053 Jy ! Component: 1250 - total flux cleaned = -0.00122407 Jy ! Component: 1300 - total flux cleaned = -0.00127608 Jy ! Component: 1350 - total flux cleaned = -0.00129675 Jy ! Component: 1400 - total flux cleaned = -0.00134735 Jy ! Component: 1450 - total flux cleaned = -0.00142709 Jy ! Component: 1500 - total flux cleaned = -0.00144659 Jy ! Component: 1550 - total flux cleaned = -0.0015147 Jy ! Component: 1600 - total flux cleaned = -0.00156278 Jy ! Component: 1650 - total flux cleaned = -0.0016007 Jy ! Component: 1700 - total flux cleaned = -0.0016383 Jy ! Component: 1750 - total flux cleaned = -0.00167561 Jy ! Component: 1800 - total flux cleaned = -0.00170326 Jy ! Component: 1850 - total flux cleaned = -0.00172151 Jy ! Component: 1900 - total flux cleaned = -0.00175782 Jy ! Component: 1950 - total flux cleaned = -0.00176687 Jy ! Component: 2000 - total flux cleaned = -0.00178475 Jy ! Component: 2050 - total flux cleaned = -0.00179365 Jy ! Component: 2100 - total flux cleaned = -0.00182016 Jy ! Component: 2150 - total flux cleaned = -0.00181143 Jy ! Component: 2200 - total flux cleaned = -0.00182017 Jy ! Component: 2250 - total flux cleaned = -0.00182884 Jy ! Component: 2300 - total flux cleaned = -0.00182018 Jy ! Component: 2350 - total flux cleaned = -0.00182875 Jy ! Component: 2400 - total flux cleaned = -0.00186289 Jy ! Component: 2450 - total flux cleaned = -0.00186286 Jy ! Component: 2500 - total flux cleaned = -0.00187979 Jy ! Component: 2550 - total flux cleaned = -0.0018798 Jy ! Component: 2600 - total flux cleaned = -0.0018882 Jy ! Component: 2650 - total flux cleaned = -0.00187148 Jy ! Component: 2700 - total flux cleaned = -0.00186315 Jy ! Component: 2750 - total flux cleaned = -0.00183827 Jy ! Component: 2800 - total flux cleaned = -0.00184658 Jy ! Component: 2850 - total flux cleaned = -0.00180524 Jy ! Component: 2900 - total flux cleaned = -0.00178884 Jy ! Component: 2950 - total flux cleaned = -0.00179706 Jy ! Component: 3000 - total flux cleaned = -0.00178069 Jy ! Component: 3050 - total flux cleaned = -0.00173985 Jy ! Component: 3100 - total flux cleaned = -0.00172352 Jy ! Component: 3150 - total flux cleaned = -0.00169908 Jy ! Component: 3200 - total flux cleaned = -0.00166661 Jy ! Component: 3250 - total flux cleaned = -0.00166669 Jy ! Component: 3300 - total flux cleaned = -0.0016262 Jy ! Component: 3350 - total flux cleaned = -0.00159389 Jy ! Component: 3400 - total flux cleaned = -0.00158587 Jy ! Component: 3450 - total flux cleaned = -0.00156974 Jy ! Component: 3500 - total flux cleaned = -0.00153756 Jy ! Component: 3550 - total flux cleaned = -0.00152955 Jy ! Component: 3600 - total flux cleaned = -0.00152155 Jy ! Component: 3650 - total flux cleaned = -0.00152154 Jy ! Component: 3700 - total flux cleaned = -0.00148949 Jy ! Component: 3750 - total flux cleaned = -0.00148148 Jy ! Component: 3800 - total flux cleaned = -0.00145748 Jy ! Component: 3850 - total flux cleaned = -0.00147347 Jy ! Component: 3900 - total flux cleaned = -0.00147343 Jy ! Component: 3950 - total flux cleaned = -0.00146544 Jy ! Component: 4000 - total flux cleaned = -0.00144948 Jy ! Component: 4050 - total flux cleaned = -0.00145748 Jy ! Total flux subtracted in 4096 components = -0.00147346 Jy ! Clean residual min=-0.000475 max=0.000463 Jy/beam ! Clean residual mean=-0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.257785 Jy keep ! Adding 209 model components to the UV plane model. ! The established model now contains 279 components and 0.257785 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1506+8319_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.066 x 3.624 at -22.47 degrees (North through East) ! Clean map min=-0.0009366 max=0.2459 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1506+8319_X_map.fits wmodel /vlbi/bp222/maps//J1506+8319_X_map.mod ! Writing 279 model components to file: /vlbi/bp222/maps//J1506+8319_X_map.mod wobs /vlbi/bp222/maps//J1506+8319_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1506+8319_X_uvs.fits wwins /vlbi/bp222/maps//J1506+8319_X_map.win ! wwins: Wrote 2 windows to /vlbi/bp222/maps//J1506+8319_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.245896 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123112 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.1502 0.1502 0.300399 0.600799 1.2016 2.4032 4.80639 9.61278 19.2256 38.4511 76.9022 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.245 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1997.34 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1506+8319_X_dfm.log closed on Thu Sep 27 11:17:45 2018