! Started logfile: /vlbi/uf001/uva//J0253+0005_X_dfm.log on Sun Jan 13 21:33:40 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//J0253+0005_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0253+0005_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.911501 visibilities/baseline/integration-bin. ! Found source: J0253+0005 ! ! 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 28056 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 J0253+0005_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007536Jy sigma=23.581971 ! Fit after self-cal, rms=0.883019Jy sigma=20.629464 ! 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=0.6828 mas, bmaj=1.68 mas, bpa=-2.225 degrees ! Estimated noise=0.332994 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 = 0.0876157 Jy ! Component: 100 - total flux cleaned = 0.112985 Jy ! Total flux subtracted in 100 components = 0.112985 Jy ! Clean residual min=-0.005914 max=0.010750 Jy/beam ! Clean residual mean=0.000004 rms=0.001202 Jy/beam ! Combined flux in latest and established models = 0.112985 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.112985 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=0.069350Jy sigma=1.507783 ! Fit after self-cal, rms=0.069286Jy sigma=1.506288 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112393 Jy ! Component: 100 - total flux cleaned = 0.0162147 Jy ! Total flux subtracted in 100 components = 0.0162147 Jy ! Clean residual min=-0.005518 max=0.005308 Jy/beam ! Clean residual mean=0.000003 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.1292 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.1292 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=0.067197Jy sigma=1.449741 ! Fit after self-cal, rms=0.067180Jy sigma=1.449327 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8395 mas, bmaj=1.979 mas, bpa=-3.141 degrees ! Estimated noise=0.186209 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 = 0.00455581 Jy ! Component: 100 - total flux cleaned = 0.00654404 Jy ! Component: 150 - total flux cleaned = 0.00752195 Jy ! Component: 200 - total flux cleaned = 0.00769857 Jy ! Total flux subtracted in 200 components = 0.00769857 Jy ! Clean residual min=-0.005612 max=0.005826 Jy/beam ! Clean residual mean=0.000007 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.136899 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.136899 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=0.066911Jy sigma=1.442694 ! Fit after self-cal, rms=0.066908Jy sigma=1.442567 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8395 x 1.979 at -3.141 degrees (North through East) ! Clean map min=-0.0054752 max=0.11821 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.95 KP 1.04 ! LA 0.92 MK 0.99 NL 1.21 OV 0.94 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.96 KP 1.05 ! LA 0.93 MK 1.00 NL 1.16 OV 0.91 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 0.93 KP 1.03 ! LA 0.90 MK 0.98 NL 1.20 OV 0.93 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.93 KP 1.03 ! LA 0.91 MK 0.98 NL 1.17 OV 0.93 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.96 KP 1.00 ! LA 0.91 MK 0.96 NL 1.18 OV 0.96 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.94 KP 1.03 ! LA 0.91 MK 0.96 NL 1.19 OV 0.92 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.96 KP 1.01 ! LA 0.90 MK 0.96 NL 1.15 OV 0.97 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.95 KP 1.02 ! LA 0.88 MK 1.02 NL 1.18 OV 0.91 ! PT 1.03 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.98 KP 1.04 ! LA 0.88 MK 1.00 NL 1.18 OV 0.96 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.96 KP 1.02 ! LA 0.92 MK 0.98 NL 1.17 OV 0.93 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.92 KP 1.01 ! LA 0.92 MK 0.98 NL 1.16 OV 0.93 ! PT 0.97 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.95 KP 1.03 ! LA 0.92 MK 1.01 NL 1.18 OV 0.92 ! PT 0.99 SC 0.96 ! ! ! Fit before self-cal, rms=0.066908Jy sigma=1.442567 ! Fit after self-cal, rms=0.064216Jy sigma=1.409360 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.831 mas, bmaj=1.981 mas, bpa=-2.802 degrees ! Estimated noise=0.1851 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 = 0.000991518 Jy ! Component: 100 - total flux cleaned = 0.000995991 Jy ! Component: 150 - total flux cleaned = 0.00096275 Jy ! Component: 200 - total flux cleaned = 0.000932671 Jy ! Total flux subtracted in 200 components = 0.000932671 Jy ! Clean residual min=-0.003859 max=0.004577 Jy/beam ! Clean residual mean=0.000005 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 0.137831 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 34 components and 0.137831 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=0.064160Jy sigma=1.408294 ! Fit after self-cal, rms=0.064218Jy sigma=1.407808 ! 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=0.064218Jy sigma=1.407808 ! Fit after self-cal, rms=0.064561Jy sigma=1.376971 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.83 mas, bmaj=1.976 mas, bpa=-2.778 degrees ! Estimated noise=0.184994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00043234 Jy ! Component: 100 - total flux cleaned = 0.000533762 Jy ! Component: 150 - total flux cleaned = 0.000556045 Jy ! Component: 200 - total flux cleaned = 0.00055609 Jy ! Total flux subtracted in 200 components = 0.00055609 Jy ! Clean residual min=-0.003427 max=0.003526 Jy/beam ! Clean residual mean=-0.000000 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.138387 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 36 components and 0.138387 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=0.064537Jy sigma=1.376581 ! Fit after self-cal, rms=0.064552Jy sigma=1.376215 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-10, -12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337397 Jy ! Component: 100 - total flux cleaned = 0.0049321 Jy ! Component: 150 - total flux cleaned = 0.00573403 Jy ! Component: 200 - total flux cleaned = 0.00609019 Jy ! Total flux subtracted in 200 components = 0.00609019 Jy ! Clean residual min=-0.003274 max=0.003228 Jy/beam ! Clean residual mean=-0.000000 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.144477 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 61 components and 0.144477 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=0.064334Jy sigma=1.371347 ! Fit after self-cal, rms=0.064318Jy sigma=1.370844 ! 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=0.064318Jy sigma=1.370844 ! Fit after self-cal, rms=0.066127Jy sigma=1.325254 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8288 mas, bmaj=1.979 mas, bpa=-2.882 degrees ! Estimated noise=0.185784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00172839 Jy ! Component: 100 - total flux cleaned = -0.00218348 Jy ! Component: 150 - total flux cleaned = -0.00257106 Jy ! Component: 200 - total flux cleaned = -0.00279481 Jy ! Total flux subtracted in 200 components = -0.00279481 Jy ! Clean residual min=-0.001100 max=0.001186 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.141683 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 73 components and 0.141683 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=0.066072Jy sigma=1.323954 ! Fit after self-cal, rms=0.066245Jy sigma=1.322916 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.8, -13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000861345 Jy ! Component: 100 - total flux cleaned = 0.00103879 Jy ! Component: 150 - total flux cleaned = 0.00111429 Jy ! Component: 200 - total flux cleaned = 0.00111583 Jy ! Total flux subtracted in 200 components = 0.00111583 Jy ! Clean residual min=-0.001053 max=0.001142 Jy/beam ! Clean residual mean=-0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.142798 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.142798 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=0.066216Jy sigma=1.322319 ! Fit after self-cal, rms=0.066216Jy sigma=1.322302 ! Inverting map ! Added new window around map position (-1.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000932909 Jy ! Component: 100 - total flux cleaned = 0.000975516 Jy ! Component: 150 - total flux cleaned = 0.00101387 Jy ! Component: 200 - total flux cleaned = 0.00104866 Jy ! Total flux subtracted in 200 components = 0.00104866 Jy ! Clean residual min=-0.001026 max=0.001123 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.143847 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 112 components and 0.143847 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=0.066196Jy sigma=1.321876 ! Fit after self-cal, rms=0.066197Jy sigma=1.321845 ! Inverting map ! Added new window around map position (-40.6, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000505814 Jy ! Component: 100 - total flux cleaned = 0.000637249 Jy ! Component: 150 - total flux cleaned = 0.000773976 Jy ! Component: 200 - total flux cleaned = 0.00079149 Jy ! Total flux subtracted in 200 components = 0.00079149 Jy ! Clean residual min=-0.000979 max=0.001051 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.144639 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 129 components and 0.144639 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=0.066176Jy sigma=1.321291 ! Fit after self-cal, rms=0.066174Jy sigma=1.321271 ! Inverting map ! Added new window around map position (8.8, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00096138 Jy ! Component: 100 - total flux cleaned = 0.00130253 Jy ! Component: 150 - total flux cleaned = 0.00159674 Jy ! Component: 200 - total flux cleaned = 0.00173601 Jy ! Total flux subtracted in 200 components = 0.00173601 Jy ! Clean residual min=-0.000950 max=0.000904 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.146375 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 145 components and 0.146375 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=0.066152Jy sigma=1.320841 ! Fit after self-cal, rms=0.066151Jy sigma=1.320811 ! 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=0.066151Jy sigma=1.320811 ! Fit after self-cal, rms=0.066718Jy sigma=1.320382 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.054 mas, bmaj=3.325 mas, bpa=-3.32 degrees ! Estimated noise=0.246176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.64772e-05 Jy ! Component: 100 - total flux cleaned = 0.000332868 Jy ! Component: 150 - total flux cleaned = 0.000585013 Jy ! Component: 200 - total flux cleaned = 0.000775154 Jy ! Total flux subtracted in 200 components = 0.000775154 Jy ! Clean residual min=-0.001041 max=0.000893 Jy/beam ! Clean residual mean=-0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.14715 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 163 components and 0.14715 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=0.066710Jy sigma=1.320265 ! Fit after self-cal, rms=0.066724Jy sigma=1.320234 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 = 9.34378e-05 Jy ! Component: 100 - total flux cleaned = 0.000261173 Jy ! Component: 150 - total flux cleaned = 0.000414247 Jy ! Component: 200 - total flux cleaned = 0.000553957 Jy ! Total flux subtracted in 200 components = 0.000553957 Jy ! Clean residual min=-0.001003 max=0.000887 Jy/beam ! Clean residual mean=-0.000002 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.147704 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 172 components and 0.147704 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=0.066722Jy sigma=1.320204 ! Fit after self-cal, rms=0.066721Jy sigma=1.320198 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8281 mas, bmaj=1.978 mas, bpa=-2.847 degrees ! Estimated noise=0.185855 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8281 x 1.978 at -2.847 degrees (North through East) ! Clean map min=-0.0007881 max=0.11771 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=0.673 mas, bmaj=1.679 mas, bpa=-1.762 degrees ! Estimated noise=0.334452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0877506 Jy ! Component: 100 - total flux cleaned = 0.114677 Jy ! Component: 150 - total flux cleaned = 0.126703 Jy ! Component: 200 - total flux cleaned = 0.132381 Jy ! Total flux subtracted in 200 components = 0.132381 Jy ! Clean residual min=-0.001923 max=0.002683 Jy/beam ! Clean residual mean=0.000000 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.132381 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.132381 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8281 mas, bmaj=1.978 mas, bpa=-2.847 degrees ! Estimated noise=0.185855 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 = 0.00388152 Jy ! Component: 100 - total flux cleaned = 0.00589325 Jy ! Component: 150 - total flux cleaned = 0.00726784 Jy ! Component: 200 - total flux cleaned = 0.00822272 Jy ! Total flux subtracted in 200 components = 0.00822272 Jy ! Clean residual min=-0.001032 max=0.001074 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.140604 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.140604 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=2.054 mas, bmaj=3.325 mas, bpa=-3.32 degrees ! Estimated noise=0.246176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123911 Jy ! Component: 100 - total flux cleaned = 0.00218258 Jy ! Component: 150 - total flux cleaned = 0.00297994 Jy ! Component: 200 - total flux cleaned = 0.00361278 Jy ! Total flux subtracted in 200 components = 0.00361278 Jy ! Clean residual min=-0.001073 max=0.000982 Jy/beam ! Clean residual mean=-0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.144217 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 = 0.000511554 Jy ! Component: 100 - total flux cleaned = 0.000971559 Jy ! Component: 150 - total flux cleaned = 0.00132803 Jy ! Component: 200 - total flux cleaned = 0.00168621 Jy ! Total flux subtracted in 200 components = 0.00168621 Jy ! Clean residual min=-0.000996 max=0.000915 Jy/beam ! Clean residual mean=-0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.145903 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 65 components and 0.145903 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8281 mas, bmaj=1.978 mas, bpa=-2.847 degrees ! Estimated noise=0.185855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000542942 Jy ! Component: 100 - total flux cleaned = 0.00067503 Jy ! Component: 150 - total flux cleaned = 0.000816852 Jy ! Component: 200 - total flux cleaned = 0.000990769 Jy ! Total flux subtracted in 200 components = 0.000990769 Jy ! Clean residual min=-0.000921 max=0.000884 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.146894 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 0.146894 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=0.066741Jy sigma=1.320562 ! Fit after self-cal, rms=0.066730Jy sigma=1.320434 wmodel J0253+0005_X_map.mod ! Writing 85 model components to file: J0253+0005_X_map.mod wobs J0253+0005_X_uvs.fits ! Writing UV FITS file: J0253+0005_X_uvs.fits wwins J0253+0005_X_map.win ! wwins: Wrote 6 windows to J0253+0005_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 = -6.87828e-05 Jy ! Component: 100 - total flux cleaned = -0.000132303 Jy ! Component: 150 - total flux cleaned = -0.000147827 Jy ! Component: 200 - total flux cleaned = -0.000103357 Jy ! Component: 250 - total flux cleaned = -7.408e-05 Jy ! Component: 300 - total flux cleaned = -3.11499e-05 Jy ! Component: 350 - total flux cleaned = 1.07987e-05 Jy ! Component: 400 - total flux cleaned = 6.54415e-05 Jy ! Component: 450 - total flux cleaned = 0.000105854 Jy ! Component: 500 - total flux cleaned = 0.0001723 Jy ! Component: 550 - total flux cleaned = 0.000211606 Jy ! Component: 600 - total flux cleaned = 0.000276098 Jy ! Component: 650 - total flux cleaned = 0.000289206 Jy ! Component: 700 - total flux cleaned = 0.000377269 Jy ! Component: 750 - total flux cleaned = 0.00042677 Jy ! Component: 800 - total flux cleaned = 0.000463451 Jy ! Component: 850 - total flux cleaned = 0.000523952 Jy ! Component: 900 - total flux cleaned = 0.000523875 Jy ! Component: 950 - total flux cleaned = 0.000535989 Jy ! Component: 1000 - total flux cleaned = 0.000618228 Jy ! Component: 1050 - total flux cleaned = 0.0006531 Jy ! Component: 1100 - total flux cleaned = 0.000653113 Jy ! Component: 1150 - total flux cleaned = 0.00068741 Jy ! Component: 1200 - total flux cleaned = 0.000710026 Jy ! Component: 1250 - total flux cleaned = 0.000709995 Jy ! Component: 1300 - total flux cleaned = 0.000798609 Jy ! Component: 1350 - total flux cleaned = 0.000809397 Jy ! Component: 1400 - total flux cleaned = 0.000852693 Jy ! Component: 1450 - total flux cleaned = 0.000842097 Jy ! Component: 1500 - total flux cleaned = 0.000863491 Jy ! Component: 1550 - total flux cleaned = 0.000873997 Jy ! Component: 1600 - total flux cleaned = 0.000863566 Jy ! Component: 1650 - total flux cleaned = 0.000884458 Jy ! Component: 1700 - total flux cleaned = 0.000936087 Jy ! Component: 1750 - total flux cleaned = 0.000915572 Jy ! Component: 1800 - total flux cleaned = 0.000966438 Jy ! Component: 1850 - total flux cleaned = 0.000936034 Jy ! Component: 1900 - total flux cleaned = 0.00100612 Jy ! Component: 1950 - total flux cleaned = 0.00101605 Jy ! Component: 2000 - total flux cleaned = 0.00104566 Jy ! Component: 2050 - total flux cleaned = 0.00106526 Jy ! Component: 2100 - total flux cleaned = 0.00107499 Jy ! Component: 2150 - total flux cleaned = 0.00109415 Jy ! Component: 2200 - total flux cleaned = 0.00110377 Jy ! Component: 2250 - total flux cleaned = 0.0011227 Jy ! Component: 2300 - total flux cleaned = 0.00111329 Jy ! Component: 2350 - total flux cleaned = 0.00116026 Jy ! Component: 2400 - total flux cleaned = 0.00114155 Jy ! Component: 2450 - total flux cleaned = 0.00114148 Jy ! Component: 2500 - total flux cleaned = 0.00116 Jy ! Component: 2550 - total flux cleaned = 0.00122407 Jy ! Component: 2600 - total flux cleaned = 0.00120592 Jy ! Component: 2650 - total flux cleaned = 0.001242 Jy ! Component: 2700 - total flux cleaned = 0.00124184 Jy ! Component: 2750 - total flux cleaned = 0.00124181 Jy ! Component: 2800 - total flux cleaned = 0.00130395 Jy ! Component: 2850 - total flux cleaned = 0.00131272 Jy ! Component: 2900 - total flux cleaned = 0.00134767 Jy ! Component: 2950 - total flux cleaned = 0.00133892 Jy ! Component: 3000 - total flux cleaned = 0.00140819 Jy ! Component: 3050 - total flux cleaned = 0.00140816 Jy ! Component: 3100 - total flux cleaned = 0.00145087 Jy ! Component: 3150 - total flux cleaned = 0.00146793 Jy ! Component: 3200 - total flux cleaned = 0.00148477 Jy ! Component: 3250 - total flux cleaned = 0.00153536 Jy ! Component: 3300 - total flux cleaned = 0.00152694 Jy ! Component: 3350 - total flux cleaned = 0.00153521 Jy ! Component: 3400 - total flux cleaned = 0.00154348 Jy ! Component: 3450 - total flux cleaned = 0.00155175 Jy ! Component: 3500 - total flux cleaned = 0.00156005 Jy ! Component: 3550 - total flux cleaned = 0.00163332 Jy ! Component: 3600 - total flux cleaned = 0.00164139 Jy ! Component: 3650 - total flux cleaned = 0.00165749 Jy ! Component: 3700 - total flux cleaned = 0.00165748 Jy ! Component: 3750 - total flux cleaned = 0.00171313 Jy ! Component: 3800 - total flux cleaned = 0.00169729 Jy ! Component: 3850 - total flux cleaned = 0.00172097 Jy ! Component: 3900 - total flux cleaned = 0.00176009 Jy ! Component: 3950 - total flux cleaned = 0.00181468 Jy ! Component: 4000 - total flux cleaned = 0.00180694 Jy ! Component: 4050 - total flux cleaned = 0.00179927 Jy ! Total flux subtracted in 4096 components = 0.00182225 Jy ! Clean residual min=-0.000458 max=0.000470 Jy/beam ! Clean residual mean=-0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.148716 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 405 components and 0.148716 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0253+0005_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8281 x 1.978 at -2.847 degrees (North through East) ! Clean map min=-0.00079148 max=0.1179 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0253+0005_X_map.fits wmodel /vlbi/uf001/uva//J0253+0005_X_map.mod ! Writing 405 model components to file: /vlbi/uf001/uva//J0253+0005_X_map.mod wobs /vlbi/uf001/uva//J0253+0005_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0253+0005_X_uvs.fits wwins /vlbi/uf001/uva//J0253+0005_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0253+0005_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.117896 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000132921 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.338234 0.338234 0.676469 1.35294 2.70588 5.41175 10.8235 21.647 43.294 86.588 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.117 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 886.958 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0253+0005_X_dfm.log closed on Sun Jan 13 21:33:46 2019