! Started logfile: /vlbi/bp222/maps//J2031+1219_X_dfm.log on Thu Sep 27 11:35:28 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//J2031+1219_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2031+1219_X_uva.fits ! AN table 1: 15 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.980952 visibilities/baseline/integration-bin. ! Found source: J2031+1219 ! ! 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 3708 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 J2031+1219_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.282955Jy sigma=18.557867 ! Fit after self-cal, rms=0.325777Jy sigma=4.778362 ! 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=0.8375 mas, bmaj=3.023 mas, bpa=-15.98 degrees ! Estimated noise=1.33424 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 = 0.521199 Jy ! Component: 100 - total flux cleaned = 0.710585 Jy ! Total flux subtracted in 100 components = 0.710585 Jy ! Clean residual min=-0.048046 max=0.087325 Jy/beam ! Clean residual mean=0.000028 rms=0.016429 Jy/beam ! Combined flux in latest and established models = 0.710585 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.710585 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=0.169753Jy sigma=2.375211 ! Fit after self-cal, rms=0.168928Jy sigma=2.361112 ! 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=1.048 mas, bmaj=3.008 mas, bpa=-15.05 degrees ! Estimated noise=0.834434 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 = 0.11637 Jy ! Component: 100 - total flux cleaned = 0.167725 Jy ! Component: 150 - total flux cleaned = 0.194781 Jy ! Component: 200 - total flux cleaned = 0.211353 Jy ! Total flux subtracted in 200 components = 0.211353 Jy ! Clean residual min=-0.009935 max=0.011307 Jy/beam ! Clean residual mean=0.000004 rms=0.002828 Jy/beam ! Combined flux in latest and established models = 0.921937 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 27 components and 0.921937 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=0.059183Jy sigma=0.805253 ! Fit after self-cal, rms=0.058812Jy sigma=0.800276 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.048 x 3.008 at -15.05 degrees (North through East) ! Clean map min=-0.0084449 max=0.73152 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 LA 0.96 MK 1.01 ! NL 0.99 OV 0.99 PT 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 LA 0.96 MK 1.00 ! NL 1.01 OV 1.00 PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 LA 0.98 MK 1.00 ! NL 0.99 OV 1.00 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 LA 0.96 MK 1.03 ! NL 1.00 OV 1.00 PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 LA 0.99 MK 1.00 ! NL 1.00 OV 1.01 PT 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 LA 0.96 MK 1.00 ! NL 1.00 OV 0.99 PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 LA 0.97 MK 1.01 ! NL 0.99 OV 1.00 PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 LA 1.00 MK 1.00 ! NL 0.99 OV 1.00 PT 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 LA 0.97 MK 1.01 ! NL 1.00 OV 0.99 PT 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 LA 0.96 MK 0.97 ! NL 1.01 OV 0.99 PT 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 LA 0.99 MK 1.05 ! NL 0.99 OV 1.00 PT 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 LA 0.97 MK 1.06 ! NL 1.01 OV 0.99 PT 0.99 ! ! ! Fit before self-cal, rms=0.058812Jy sigma=0.800276 ! Fit after self-cal, rms=0.055183Jy sigma=0.752584 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=3.022 mas, bpa=-15.01 degrees ! Estimated noise=0.827353 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 (-1.6, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00832088 Jy ! Component: 100 - total flux cleaned = 0.0103204 Jy ! Component: 150 - total flux cleaned = 0.0103473 Jy ! Component: 200 - total flux cleaned = 0.00991574 Jy ! Total flux subtracted in 200 components = 0.00991574 Jy ! Clean residual min=-0.004132 max=0.003489 Jy/beam ! Clean residual mean=-0.000001 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.931853 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.931853 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=0.053892Jy sigma=0.732884 ! Fit after self-cal, rms=0.053874Jy sigma=0.732584 ! 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=0.053874Jy sigma=0.732584 ! Fit after self-cal, rms=0.053783Jy sigma=0.731365 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=3.02 mas, bpa=-15.01 degrees ! Estimated noise=0.826857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147603 Jy ! Component: 100 - total flux cleaned = 0.00128305 Jy ! Component: 150 - total flux cleaned = 0.00108064 Jy ! Component: 200 - total flux cleaned = 0.000816618 Jy ! Total flux subtracted in 200 components = 0.000816618 Jy ! Clean residual min=-0.003072 max=0.002609 Jy/beam ! Clean residual mean=-0.000001 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.93267 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.93267 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=0.053655Jy sigma=0.729041 ! Fit after self-cal, rms=0.053658Jy sigma=0.728999 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000153382 Jy ! Component: 100 - total flux cleaned = 4.80608e-05 Jy ! Component: 150 - total flux cleaned = -0.000110536 Jy ! Component: 200 - total flux cleaned = -0.000168562 Jy ! Total flux subtracted in 200 components = -0.000168562 Jy ! Clean residual min=-0.002813 max=0.002430 Jy/beam ! Clean residual mean=-0.000001 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.932501 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 71 components and 0.932501 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=0.053625Jy sigma=0.728340 ! Fit after self-cal, rms=0.053623Jy sigma=0.728315 ! 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=0.053623Jy sigma=0.728315 ! Fit after self-cal, rms=0.053607Jy sigma=0.728208 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=3.02 mas, bpa=-15.01 degrees ! Estimated noise=0.826593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000333693 Jy ! Component: 100 - total flux cleaned = 0.000385824 Jy ! Component: 150 - total flux cleaned = 0.000433432 Jy ! Component: 200 - total flux cleaned = 0.000410759 Jy ! Total flux subtracted in 200 components = 0.000410759 Jy ! Clean residual min=-0.002565 max=0.002413 Jy/beam ! Clean residual mean=-0.000000 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.932912 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 0.932912 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=0.053586Jy sigma=0.727800 ! Fit after self-cal, rms=0.053586Jy sigma=0.727785 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 = 1.7212e-06 Jy ! Component: 100 - total flux cleaned = 2.18472e-05 Jy ! Component: 150 - total flux cleaned = 3.01634e-06 Jy ! Component: 200 - total flux cleaned = -3.20708e-05 Jy ! Total flux subtracted in 200 components = -3.20708e-05 Jy ! Clean residual min=-0.002456 max=0.002437 Jy/beam ! Clean residual mean=-0.000000 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.93288 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 0.93288 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=0.053574Jy sigma=0.727569 ! Fit after self-cal, rms=0.053574Jy sigma=0.727561 ! 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=0.053574Jy sigma=0.727561 ! Fit after self-cal, rms=0.053556Jy sigma=0.727528 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.142 mas, bmaj=3.002 mas, bpa=-6.49 degrees ! Estimated noise=1.02086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000283674 Jy ! Component: 100 - total flux cleaned = 0.000336656 Jy ! Component: 150 - total flux cleaned = 0.000336335 Jy ! Component: 200 - total flux cleaned = 0.000315617 Jy ! Total flux subtracted in 200 components = 0.000315617 Jy ! Clean residual min=-0.002599 max=0.002282 Jy/beam ! Clean residual mean=-0.000001 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.933196 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 95 components and 0.933196 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=0.053548Jy sigma=0.727418 ! Fit after self-cal, rms=0.053549Jy sigma=0.727383 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138069 Jy ! Component: 100 - total flux cleaned = 0.000156239 Jy ! Component: 150 - total flux cleaned = 0.000123845 Jy ! Component: 200 - total flux cleaned = 0.000109063 Jy ! Total flux subtracted in 200 components = 0.000109063 Jy ! Clean residual min=-0.002567 max=0.002180 Jy/beam ! Clean residual mean=-0.000000 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.933305 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 0.933305 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=0.053547Jy sigma=0.727352 ! Fit after self-cal, rms=0.053547Jy sigma=0.727333 ! 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=1.053 mas, bmaj=3.02 mas, bpa=-15.01 degrees ! Estimated noise=0.826307 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.053 x 3.02 at -15.01 degrees (North through East) ! Clean map min=-0.0022216 max=0.72477 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 ! Performing amp+phase self-cal ! ! 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=0.053547Jy sigma=0.727333 ! Fit after self-cal, rms=0.049245Jy sigma=0.648388 ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=3.019 mas, bpa=-15.02 degrees ! Estimated noise=0.826445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000385117 Jy ! Component: 100 - total flux cleaned = 0.000471671 Jy ! Component: 150 - total flux cleaned = 0.000486846 Jy ! Component: 200 - total flux cleaned = 0.000514602 Jy ! Total flux subtracted in 200 components = 0.000514602 Jy ! Clean residual min=-0.002217 max=0.002419 Jy/beam ! Clean residual mean=0.000000 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.933819 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 118 components and 0.933819 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=0.049233Jy sigma=0.648226 ! Fit after self-cal, rms=0.049233Jy sigma=0.648223 ! Inverting map ! Added new window around map position (-40, -12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155814 Jy ! Component: 100 - total flux cleaned = 0.00178217 Jy ! Component: 150 - total flux cleaned = 0.00189497 Jy ! Component: 200 - total flux cleaned = 0.00180101 Jy ! Total flux subtracted in 200 components = 0.00180101 Jy ! Clean residual min=-0.002072 max=0.002086 Jy/beam ! Clean residual mean=0.000000 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.93562 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 137 components and 0.93562 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=0.049134Jy sigma=0.646666 ! Fit after self-cal, rms=0.049131Jy sigma=0.646600 ! Inverting map ! Added new window around map position (-5.2, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000950781 Jy ! Component: 100 - total flux cleaned = 0.00117172 Jy ! Component: 150 - total flux cleaned = 0.00151929 Jy ! Component: 200 - total flux cleaned = 0.00185565 Jy ! Total flux subtracted in 200 components = 0.00185565 Jy ! Clean residual min=-0.001507 max=0.001701 Jy/beam ! Clean residual mean=-0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.937476 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 160 components and 0.937476 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=0.049059Jy sigma=0.645348 ! Fit after self-cal, rms=0.049055Jy sigma=0.645326 ! Inverting map ! Added new window around map position (-50.8, -49.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134437 Jy ! Component: 100 - total flux cleaned = 0.00159749 Jy ! Component: 150 - total flux cleaned = 0.00171514 Jy ! Component: 200 - total flux cleaned = 0.0019276 Jy ! Total flux subtracted in 200 components = 0.0019276 Jy ! Clean residual min=-0.001532 max=0.001583 Jy/beam ! Clean residual mean=-0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.939403 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 178 components and 0.939403 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=0.048987Jy sigma=0.644542 ! Fit after self-cal, rms=0.048984Jy sigma=0.644494 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.048984Jy sigma=0.644494 ! Fit after self-cal, rms=0.048981Jy sigma=0.644308 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=0.8406 mas, bmaj=3.029 mas, bpa=-15.92 degrees ! Estimated noise=1.33019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.5192 Jy ! Component: 100 - total flux cleaned = 0.706016 Jy ! Component: 150 - total flux cleaned = 0.799842 Jy ! Component: 200 - total flux cleaned = 0.848128 Jy ! Total flux subtracted in 200 components = 0.848128 Jy ! Clean residual min=-0.014271 max=0.022837 Jy/beam ! Clean residual mean=0.000008 rms=0.005129 Jy/beam ! Combined flux in latest and established models = 0.848128 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.848128 Jy ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=3.019 mas, bpa=-15.02 degrees ! Estimated noise=0.826096 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 = 0.0325346 Jy ! Component: 100 - total flux cleaned = 0.0512451 Jy ! Component: 150 - total flux cleaned = 0.0634964 Jy ! Component: 200 - total flux cleaned = 0.0716994 Jy ! Total flux subtracted in 200 components = 0.0716994 Jy ! Clean residual min=-0.004462 max=0.005264 Jy/beam ! Clean residual mean=0.000001 rms=0.001362 Jy/beam ! Combined flux in latest and established models = 0.919827 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 34 components and 0.919827 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=2.141 mas, bmaj=3.002 mas, bpa=-6.499 degrees ! Estimated noise=1.02079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00767802 Jy ! Component: 100 - total flux cleaned = 0.0107909 Jy ! Component: 150 - total flux cleaned = 0.0124245 Jy ! Component: 200 - total flux cleaned = 0.0137983 Jy ! Total flux subtracted in 200 components = 0.0137983 Jy ! Clean residual min=-0.002187 max=0.001864 Jy/beam ! Clean residual mean=-0.000001 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.933626 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 = 0.00106663 Jy ! Component: 100 - total flux cleaned = 0.00184786 Jy ! Component: 150 - total flux cleaned = 0.00226097 Jy ! Component: 200 - total flux cleaned = 0.00246211 Jy ! Total flux subtracted in 200 components = 0.00246211 Jy ! Clean residual min=-0.001554 max=0.001618 Jy/beam ! Clean residual mean=-0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.936088 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 84 components and 0.936088 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=3.019 mas, bpa=-15.02 degrees ! Estimated noise=0.826096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000293437 Jy ! Component: 100 - total flux cleaned = -0.000361091 Jy ! Component: 150 - total flux cleaned = -0.000564174 Jy ! Component: 200 - total flux cleaned = -0.000685038 Jy ! Total flux subtracted in 200 components = -0.000685038 Jy ! Clean residual min=-0.001994 max=0.001855 Jy/beam ! Clean residual mean=-0.000001 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.935403 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 110 components and 0.935403 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=0.049163Jy sigma=0.647637 ! Fit after self-cal, rms=0.049137Jy sigma=0.647207 wmodel J2031+1219_X_map.mod ! Writing 110 model components to file: J2031+1219_X_map.mod wobs J2031+1219_X_uvs.fits ! Writing UV FITS file: J2031+1219_X_uvs.fits wwins J2031+1219_X_map.win ! wwins: Wrote 5 windows to J2031+1219_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 = -0.000177681 Jy ! Component: 100 - total flux cleaned = -0.000405617 Jy ! Component: 150 - total flux cleaned = -0.000699442 Jy ! Component: 200 - total flux cleaned = -0.000979193 Jy ! Component: 250 - total flux cleaned = -0.00119992 Jy ! Component: 300 - total flux cleaned = -0.00138775 Jy ! Component: 350 - total flux cleaned = -0.00150057 Jy ! Component: 400 - total flux cleaned = -0.00165277 Jy ! Component: 450 - total flux cleaned = -0.0017155 Jy ! Component: 500 - total flux cleaned = -0.00185865 Jy ! Component: 550 - total flux cleaned = -0.00193834 Jy ! Component: 600 - total flux cleaned = -0.00197734 Jy ! Component: 650 - total flux cleaned = -0.00205304 Jy ! Component: 700 - total flux cleaned = -0.00212709 Jy ! Component: 750 - total flux cleaned = -0.00214529 Jy ! Component: 800 - total flux cleaned = -0.00216343 Jy ! Component: 850 - total flux cleaned = -0.00218116 Jy ! Component: 900 - total flux cleaned = -0.00219848 Jy ! Component: 950 - total flux cleaned = -0.00218198 Jy ! Component: 1000 - total flux cleaned = -0.00218167 Jy ! Component: 1050 - total flux cleaned = -0.00218142 Jy ! Component: 1100 - total flux cleaned = -0.00221261 Jy ! Component: 1150 - total flux cleaned = -0.00218139 Jy ! Component: 1200 - total flux cleaned = -0.00221226 Jy ! Component: 1250 - total flux cleaned = -0.00219716 Jy ! Component: 1300 - total flux cleaned = -0.00219722 Jy ! Component: 1350 - total flux cleaned = -0.00221181 Jy ! Component: 1400 - total flux cleaned = -0.00221157 Jy ! Component: 1450 - total flux cleaned = -0.00216902 Jy ! Component: 1500 - total flux cleaned = -0.00219693 Jy ! Component: 1550 - total flux cleaned = -0.00219687 Jy ! Component: 1600 - total flux cleaned = -0.00219677 Jy ! Component: 1650 - total flux cleaned = -0.0021969 Jy ! Component: 1700 - total flux cleaned = -0.0022236 Jy ! Component: 1750 - total flux cleaned = -0.00226294 Jy ! Component: 1800 - total flux cleaned = -0.00226303 Jy ! Component: 1850 - total flux cleaned = -0.00227587 Jy ! Component: 1900 - total flux cleaned = -0.00230125 Jy ! Component: 1950 - total flux cleaned = -0.00227608 Jy ! Component: 2000 - total flux cleaned = -0.00230104 Jy ! Component: 2050 - total flux cleaned = -0.00228873 Jy ! Component: 2100 - total flux cleaned = -0.00226436 Jy ! Component: 2150 - total flux cleaned = -0.00226437 Jy ! Component: 2200 - total flux cleaned = -0.00225244 Jy ! Component: 2250 - total flux cleaned = -0.00225237 Jy ! Component: 2300 - total flux cleaned = -0.00225238 Jy ! Component: 2350 - total flux cleaned = -0.00225238 Jy ! Component: 2400 - total flux cleaned = -0.00224079 Jy ! Component: 2450 - total flux cleaned = -0.00225226 Jy ! Component: 2500 - total flux cleaned = -0.00224081 Jy ! Component: 2550 - total flux cleaned = -0.00226332 Jy ! Component: 2600 - total flux cleaned = -0.00224086 Jy ! Component: 2650 - total flux cleaned = -0.00225195 Jy ! Component: 2700 - total flux cleaned = -0.00226298 Jy ! Component: 2750 - total flux cleaned = -0.00229588 Jy ! Component: 2800 - total flux cleaned = -0.00226321 Jy ! Component: 2850 - total flux cleaned = -0.00228508 Jy ! Component: 2900 - total flux cleaned = -0.00231756 Jy ! Component: 2950 - total flux cleaned = -0.00231756 Jy ! Component: 3000 - total flux cleaned = -0.00233904 Jy ! Component: 3050 - total flux cleaned = -0.00233895 Jy ! Component: 3100 - total flux cleaned = -0.00230696 Jy ! Component: 3150 - total flux cleaned = -0.00229635 Jy ! Component: 3200 - total flux cleaned = -0.00232813 Jy ! Component: 3250 - total flux cleaned = -0.00231756 Jy ! Component: 3300 - total flux cleaned = -0.00231751 Jy ! Component: 3350 - total flux cleaned = -0.00230699 Jy ! Component: 3400 - total flux cleaned = -0.00227554 Jy ! Component: 3450 - total flux cleaned = -0.00229635 Jy ! Component: 3500 - total flux cleaned = -0.00229633 Jy ! Component: 3550 - total flux cleaned = -0.00227553 Jy ! Component: 3600 - total flux cleaned = -0.00226519 Jy ! Component: 3650 - total flux cleaned = -0.00226516 Jy ! Component: 3700 - total flux cleaned = -0.00230649 Jy ! Component: 3750 - total flux cleaned = -0.00229615 Jy ! Component: 3800 - total flux cleaned = -0.00229613 Jy ! Component: 3850 - total flux cleaned = -0.00230636 Jy ! Component: 3900 - total flux cleaned = -0.00226524 Jy ! Component: 3950 - total flux cleaned = -0.00228575 Jy ! Component: 4000 - total flux cleaned = -0.00228577 Jy ! Component: 4050 - total flux cleaned = -0.00228577 Jy ! Total flux subtracted in 4096 components = -0.00228578 Jy ! Clean residual min=-0.000595 max=0.000675 Jy/beam ! Clean residual mean=-0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.933117 Jy keep ! Adding 205 model components to the UV plane model. ! The established model now contains 313 components and 0.933117 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2031+1219_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.053 x 3.019 at -15.02 degrees (North through East) ! Clean map min=-0.0016744 max=0.72406 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2031+1219_X_map.fits wmodel /vlbi/bp222/maps//J2031+1219_X_map.mod ! Writing 313 model components to file: /vlbi/bp222/maps//J2031+1219_X_map.mod wobs /vlbi/bp222/maps//J2031+1219_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2031+1219_X_uvs.fits wwins /vlbi/bp222/maps//J2031+1219_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J2031+1219_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.724061 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000155333 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0643592 0.0643592 0.128718 0.257437 0.514873 1.02975 2.05949 4.11899 8.23797 16.4759 32.9519 65.9038 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.724 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4661.34 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2031+1219_X_dfm.log closed on Thu Sep 27 11:35:32 2018