! Started logfile: /vlbi/uf001/uva//J1504+2854_X_dfm.log on Mon Jan 14 03:09:50 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//J1504+2854_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1504+2854_X_uva.fits ! AN table 1: 72 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.972222 visibilities/baseline/integration-bin. ! Found source: J1504+2854 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 17640 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 J1504+2854_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017581Jy sigma=24.020006 ! Fit after self-cal, rms=0.828909Jy sigma=19.550696 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.268 mas, bmaj=3.367 mas, bpa=-24.75 degrees ! Estimated noise=0.493031 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 = 0.129871 Jy ! Component: 100 - total flux cleaned = 0.159771 Jy ! Total flux subtracted in 100 components = 0.159771 Jy ! Clean residual min=-0.006449 max=0.011787 Jy/beam ! Clean residual mean=0.000012 rms=0.001972 Jy/beam ! Combined flux in latest and established models = 0.159771 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.159771 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=0.058412Jy sigma=1.349631 ! Fit after self-cal, rms=0.058352Jy sigma=1.348495 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143646 Jy ! Component: 100 - total flux cleaned = 0.0240126 Jy ! Total flux subtracted in 100 components = 0.0240126 Jy ! Clean residual min=-0.004507 max=0.005776 Jy/beam ! Clean residual mean=0.000011 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 0.183784 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 26 components and 0.183784 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=0.053371Jy sigma=1.222972 ! Fit after self-cal, rms=0.053346Jy sigma=1.222393 ! 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=1.54 mas, bmaj=3.63 mas, bpa=-22.62 degrees ! Estimated noise=0.22826 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 = 0.00871225 Jy ! Component: 100 - total flux cleaned = 0.0136863 Jy ! Component: 150 - total flux cleaned = 0.016607 Jy ! Component: 200 - total flux cleaned = 0.0168509 Jy ! Total flux subtracted in 200 components = 0.0168509 Jy ! Clean residual min=-0.004072 max=0.007455 Jy/beam ! Clean residual mean=0.000007 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.200634 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 36 components and 0.200634 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=0.051964Jy sigma=1.185645 ! Fit after self-cal, rms=0.051957Jy sigma=1.185515 ! Inverting map ! Added new window around map position (5.2, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604128 Jy ! Component: 100 - total flux cleaned = 0.00885342 Jy ! Component: 150 - total flux cleaned = 0.0105765 Jy ! Component: 200 - total flux cleaned = 0.0119225 Jy ! Total flux subtracted in 200 components = 0.0119225 Jy ! Clean residual min=-0.003121 max=0.002990 Jy/beam ! Clean residual mean=0.000002 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.212557 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 65 components and 0.212557 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=0.051200Jy sigma=1.166467 ! Fit after self-cal, rms=0.051169Jy sigma=1.165794 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.54 x 3.63 at -22.62 degrees (North through East) ! Clean map min=-0.0030427 max=0.1691 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 0.99 LA 0.99 ! NL 1.04 OV 0.94 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 1.02 LA 1.00 ! NL 1.01 OV 0.96 PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.00 KP 1.02 LA 1.00 ! NL 1.02 OV 0.94 PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00 KP 1.01 LA 1.00 ! NL 1.03 OV 0.95 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 1.01 LA 1.02 ! NL 1.03 OV 0.94 PT 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.99 KP 1.01 LA 1.03 ! NL 1.02 OV 0.95 PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 1.02 LA 1.01 ! NL 1.04 OV 0.98 PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 1.01 LA 1.01 ! NL 1.02 OV 0.94 PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.98 KP 1.02 LA 1.03 ! NL 1.04 OV 0.94 PT 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.02 KP 1.04 LA 1.01 ! NL 1.05 OV 0.96 PT 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.01 KP 1.03 LA 1.01 ! NL 1.02 OV 0.96 PT 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00 KP 1.03 LA 1.01 ! NL 1.05 OV 0.95 PT 0.99 ! ! ! Fit before self-cal, rms=0.051169Jy sigma=1.165794 ! Fit after self-cal, rms=0.050630Jy sigma=1.154516 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.54 mas, bmaj=3.619 mas, bpa=-22.3 degrees ! Estimated noise=0.227102 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 = 0.000878911 Jy ! Component: 100 - total flux cleaned = 0.00107316 Jy ! Component: 150 - total flux cleaned = 0.00140477 Jy ! Component: 200 - total flux cleaned = 0.0017829 Jy ! Total flux subtracted in 200 components = 0.0017829 Jy ! Clean residual min=-0.001962 max=0.001889 Jy/beam ! Clean residual mean=0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.21434 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 96 components and 0.21434 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=0.050470Jy sigma=1.150371 ! Fit after self-cal, rms=0.050483Jy sigma=1.150168 ! 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=0.050483Jy sigma=1.150168 ! Fit after self-cal, rms=0.050270Jy sigma=1.143492 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.54 mas, bmaj=3.62 mas, bpa=-22.24 degrees ! Estimated noise=0.226937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.07788e-05 Jy ! Component: 100 - total flux cleaned = -1.80098e-06 Jy ! Component: 150 - total flux cleaned = 0.000152863 Jy ! Component: 200 - total flux cleaned = 0.000347534 Jy ! Total flux subtracted in 200 components = 0.000347534 Jy ! Clean residual min=-0.001587 max=0.001341 Jy/beam ! Clean residual mean=-0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.214687 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 121 components and 0.214687 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=0.050224Jy sigma=1.142352 ! Fit after self-cal, rms=0.050226Jy sigma=1.142293 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 = 3.60811e-05 Jy ! Component: 100 - total flux cleaned = 0.00019963 Jy ! Component: 150 - total flux cleaned = 0.000409804 Jy ! Component: 200 - total flux cleaned = 0.000524533 Jy ! Total flux subtracted in 200 components = 0.000524533 Jy ! Clean residual min=-0.001489 max=0.001321 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.215212 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 133 components and 0.215212 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=0.050209Jy sigma=1.141872 ! Fit after self-cal, rms=0.050209Jy sigma=1.141866 ! 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=0.050209Jy sigma=1.141866 ! Fit after self-cal, rms=0.050164Jy sigma=1.141466 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.54 mas, bmaj=3.621 mas, bpa=-22.2 degrees ! Estimated noise=0.226682 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000387629 Jy ! Component: 100 - total flux cleaned = -0.00043073 Jy ! Component: 150 - total flux cleaned = -0.000521783 Jy ! Component: 200 - total flux cleaned = -0.000553479 Jy ! Total flux subtracted in 200 components = -0.000553479 Jy ! Clean residual min=-0.001364 max=0.001236 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.214658 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 153 components and 0.214658 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=0.050148Jy sigma=1.141097 ! Fit after self-cal, rms=0.050149Jy sigma=1.141083 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 = -0.000103515 Jy ! Component: 100 - total flux cleaned = -7.53221e-05 Jy ! Component: 150 - total flux cleaned = -3.69111e-05 Jy ! Component: 200 - total flux cleaned = -2.46576e-05 Jy ! Total flux subtracted in 200 components = -2.46576e-05 Jy ! Clean residual min=-0.001312 max=0.001225 Jy/beam ! Clean residual mean=-0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.214634 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 164 components and 0.214634 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=0.050143Jy sigma=1.140929 ! Fit after self-cal, rms=0.050143Jy sigma=1.140925 ! 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=0.050143Jy sigma=1.140925 ! Fit after self-cal, rms=0.050112Jy sigma=1.140840 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.308 mas, bmaj=4.107 mas, bpa=-22.27 degrees ! Estimated noise=0.247509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000315213 Jy ! Component: 100 - total flux cleaned = -0.000470635 Jy ! Component: 150 - total flux cleaned = -0.000568388 Jy ! Component: 200 - total flux cleaned = -0.000645548 Jy ! Total flux subtracted in 200 components = -0.000645548 Jy ! Clean residual min=-0.001248 max=0.001281 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.213988 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 194 components and 0.213988 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=0.050107Jy sigma=1.140703 ! Fit after self-cal, rms=0.050107Jy sigma=1.140694 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 = -0.000148036 Jy ! Component: 100 - total flux cleaned = -0.000210289 Jy ! Component: 150 - total flux cleaned = -0.000284961 Jy ! Component: 200 - total flux cleaned = -0.000332053 Jy ! Total flux subtracted in 200 components = -0.000332053 Jy ! Clean residual min=-0.001242 max=0.001240 Jy/beam ! Clean residual mean=-0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.213656 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 207 components and 0.213656 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=0.050106Jy sigma=1.140646 ! Fit after self-cal, rms=0.050106Jy sigma=1.140642 ! 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=1.539 mas, bmaj=3.62 mas, bpa=-22.17 degrees ! Estimated noise=0.226569 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.539 x 3.62 at -22.17 degrees (North through East) ! Clean map min=-0.0025225 max=0.16813 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.263 mas, bmaj=3.355 mas, bpa=-24.36 degrees ! Estimated noise=0.492181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.129489 Jy ! Component: 100 - total flux cleaned = 0.159702 Jy ! Component: 150 - total flux cleaned = 0.172955 Jy ! Component: 200 - total flux cleaned = 0.181462 Jy ! Total flux subtracted in 200 components = 0.181462 Jy ! Clean residual min=-0.004046 max=0.005126 Jy/beam ! Clean residual mean=0.000008 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.181461 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.181461 Jy ! Inverting map and beam ! Estimated beam: bmin=1.539 mas, bmaj=3.62 mas, bpa=-22.17 degrees ! Estimated noise=0.226569 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 = 0.00813679 Jy ! Component: 100 - total flux cleaned = 0.0136599 Jy ! Component: 150 - total flux cleaned = 0.0175806 Jy ! Component: 200 - total flux cleaned = 0.0202133 Jy ! Total flux subtracted in 200 components = 0.0202133 Jy ! Clean residual min=-0.002279 max=0.002069 Jy/beam ! Clean residual mean=0.000001 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.201675 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 44 components and 0.201675 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=2.308 mas, bmaj=4.107 mas, bpa=-22.27 degrees ! Estimated noise=0.247509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297451 Jy ! Component: 100 - total flux cleaned = 0.00474748 Jy ! Component: 150 - total flux cleaned = 0.00579949 Jy ! Component: 200 - total flux cleaned = 0.00649294 Jy ! Total flux subtracted in 200 components = 0.00649294 Jy ! Clean residual min=-0.001605 max=0.001358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.208168 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 = 0.000590626 Jy ! Component: 100 - total flux cleaned = 0.00114378 Jy ! Component: 150 - total flux cleaned = 0.00156487 Jy ! Component: 200 - total flux cleaned = 0.00191113 Jy ! Total flux subtracted in 200 components = 0.00191113 Jy ! Clean residual min=-0.001339 max=0.001225 Jy/beam ! Clean residual mean=-0.000001 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.210079 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 116 components and 0.210079 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.539 mas, bmaj=3.62 mas, bpa=-22.17 degrees ! Estimated noise=0.226569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000375366 Jy ! Component: 100 - total flux cleaned = 0.000802503 Jy ! Component: 150 - total flux cleaned = 0.00121946 Jy ! Component: 200 - total flux cleaned = 0.00166003 Jy ! Total flux subtracted in 200 components = 0.00166003 Jy ! Clean residual min=-0.001381 max=0.001310 Jy/beam ! Clean residual mean=-0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.211739 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 139 components and 0.211739 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=0.050168Jy sigma=1.142102 ! Fit after self-cal, rms=0.050164Jy sigma=1.142027 wmodel J1504+2854_X_map.mod ! Writing 139 model components to file: J1504+2854_X_map.mod wobs J1504+2854_X_uvs.fits ! Writing UV FITS file: J1504+2854_X_uvs.fits wwins J1504+2854_X_map.win ! wwins: Wrote 2 windows to J1504+2854_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 = -0.000201432 Jy ! Component: 100 - total flux cleaned = -0.000446098 Jy ! Component: 150 - total flux cleaned = -0.000695789 Jy ! Component: 200 - total flux cleaned = -0.000909638 Jy ! Component: 250 - total flux cleaned = -0.00103854 Jy ! Component: 300 - total flux cleaned = -0.00112603 Jy ! Component: 350 - total flux cleaned = -0.00122529 Jy ! Component: 400 - total flux cleaned = -0.0013047 Jy ! Component: 450 - total flux cleaned = -0.00128956 Jy ! Component: 500 - total flux cleaned = -0.0013193 Jy ! Component: 550 - total flux cleaned = -0.00131856 Jy ! Component: 600 - total flux cleaned = -0.00130426 Jy ! Component: 650 - total flux cleaned = -0.00133092 Jy ! Component: 700 - total flux cleaned = -0.00133051 Jy ! Component: 750 - total flux cleaned = -0.00136892 Jy ! Component: 800 - total flux cleaned = -0.00140594 Jy ! Component: 850 - total flux cleaned = -0.00145457 Jy ! Component: 900 - total flux cleaned = -0.00149033 Jy ! Component: 950 - total flux cleaned = -0.00151341 Jy ! Component: 1000 - total flux cleaned = -0.00153633 Jy ! Component: 1050 - total flux cleaned = -0.00153636 Jy ! Component: 1100 - total flux cleaned = -0.00153648 Jy ! Component: 1150 - total flux cleaned = -0.00154758 Jy ! Component: 1200 - total flux cleaned = -0.00159981 Jy ! Component: 1250 - total flux cleaned = -0.00156886 Jy ! Component: 1300 - total flux cleaned = -0.00156864 Jy ! Component: 1350 - total flux cleaned = -0.00156857 Jy ! Component: 1400 - total flux cleaned = -0.00155877 Jy ! Component: 1450 - total flux cleaned = -0.00157763 Jy ! Component: 1500 - total flux cleaned = -0.00154947 Jy ! Component: 1550 - total flux cleaned = -0.00158672 Jy ! Component: 1600 - total flux cleaned = -0.00160498 Jy ! Component: 1650 - total flux cleaned = -0.00159601 Jy ! Component: 1700 - total flux cleaned = -0.00161385 Jy ! Component: 1750 - total flux cleaned = -0.00165752 Jy ! Component: 1800 - total flux cleaned = -0.00164885 Jy ! Component: 1850 - total flux cleaned = -0.00169105 Jy ! Component: 1900 - total flux cleaned = -0.00166589 Jy ! Component: 1950 - total flux cleaned = -0.00167411 Jy ! Component: 2000 - total flux cleaned = -0.00169017 Jy ! Component: 2050 - total flux cleaned = -0.00170581 Jy ! Component: 2100 - total flux cleaned = -0.00167422 Jy ! Component: 2150 - total flux cleaned = -0.0016897 Jy ! Component: 2200 - total flux cleaned = -0.00167434 Jy ! Component: 2250 - total flux cleaned = -0.00171211 Jy ! Component: 2300 - total flux cleaned = -0.00168977 Jy ! Component: 2350 - total flux cleaned = -0.00171179 Jy ! Component: 2400 - total flux cleaned = -0.0016829 Jy ! Component: 2450 - total flux cleaned = -0.00167595 Jy ! Component: 2500 - total flux cleaned = -0.0017041 Jy ! Component: 2550 - total flux cleaned = -0.00169007 Jy ! Component: 2600 - total flux cleaned = -0.00168315 Jy ! Component: 2650 - total flux cleaned = -0.00166967 Jy ! Component: 2700 - total flux cleaned = -0.00166973 Jy ! Component: 2750 - total flux cleaned = -0.00166286 Jy ! Component: 2800 - total flux cleaned = -0.00166953 Jy ! Component: 2850 - total flux cleaned = -0.0016565 Jy ! Component: 2900 - total flux cleaned = -0.00166927 Jy ! Component: 2950 - total flux cleaned = -0.00164994 Jy ! Component: 3000 - total flux cleaned = -0.00163087 Jy ! Component: 3050 - total flux cleaned = -0.00161214 Jy ! Component: 3100 - total flux cleaned = -0.00162454 Jy ! Component: 3150 - total flux cleaned = -0.00160613 Jy ! Component: 3200 - total flux cleaned = -0.00158178 Jy ! Component: 3250 - total flux cleaned = -0.00156962 Jy ! Component: 3300 - total flux cleaned = -0.00153364 Jy ! Component: 3350 - total flux cleaned = -0.0015456 Jy ! Component: 3400 - total flux cleaned = -0.00153376 Jy ! Component: 3450 - total flux cleaned = -0.00149869 Jy ! Component: 3500 - total flux cleaned = -0.00147553 Jy ! Component: 3550 - total flux cleaned = -0.00146981 Jy ! Component: 3600 - total flux cleaned = -0.00145268 Jy ! Component: 3650 - total flux cleaned = -0.00143006 Jy ! Component: 3700 - total flux cleaned = -0.00143567 Jy ! Component: 3750 - total flux cleaned = -0.00140774 Jy ! Component: 3800 - total flux cleaned = -0.0014022 Jy ! Component: 3850 - total flux cleaned = -0.00137467 Jy ! Component: 3900 - total flux cleaned = -0.00134741 Jy ! Component: 3950 - total flux cleaned = -0.0013366 Jy ! Component: 4000 - total flux cleaned = -0.00131511 Jy ! Component: 4050 - total flux cleaned = -0.00129373 Jy ! Total flux subtracted in 4096 components = -0.00126726 Jy ! Clean residual min=-0.000318 max=0.000339 Jy/beam ! Clean residual mean=0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.210472 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 420 components and 0.210472 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1504+2854_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.539 x 3.62 at -22.17 degrees (North through East) ! Clean map min=-0.0016427 max=0.16845 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1504+2854_X_map.fits wmodel /vlbi/uf001/uva//J1504+2854_X_map.mod ! Writing 420 model components to file: /vlbi/uf001/uva//J1504+2854_X_map.mod wobs /vlbi/uf001/uva//J1504+2854_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1504+2854_X_uvs.fits wwins /vlbi/uf001/uva//J1504+2854_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1504+2854_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.168454 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.64711e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.171806 0.171806 0.343612 0.687223 1.37445 2.74889 5.49778 10.9956 21.9911 43.9823 87.9645 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.168 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1746.16 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1504+2854_X_dfm.log closed on Mon Jan 14 03:09:55 2019