! Started logfile: /vlbi/uf001/uva//J1855+3742_X_dfm.log on Mon Jan 14 04:51:32 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//J1855+3742_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1855+3742_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.915789 visibilities/baseline/integration-bin. ! Found source: J1855+3742 ! ! 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 28188 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 J1855+3742_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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004930Jy sigma=24.630120 ! Fit after self-cal, rms=0.910358Jy sigma=22.231447 ! 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=0.7229 mas, bmaj=1.274 mas, bpa=-4.613 degrees ! Estimated noise=0.344537 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 = 0.0652628 Jy ! Component: 100 - total flux cleaned = 0.0925968 Jy ! Total flux subtracted in 100 components = 0.0925968 Jy ! Clean residual min=-0.005263 max=0.016919 Jy/beam ! Clean residual mean=-0.000005 rms=0.001544 Jy/beam ! Combined flux in latest and established models = 0.0925968 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0925968 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=0.070189Jy sigma=1.660472 ! Fit after self-cal, rms=0.069903Jy sigma=1.654169 ! Inverting map ! Added new window around map position (-0.6, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181039 Jy ! Component: 100 - total flux cleaned = 0.0290704 Jy ! Total flux subtracted in 100 components = 0.0290704 Jy ! Clean residual min=-0.003602 max=0.011913 Jy/beam ! Clean residual mean=-0.000003 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.121667 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.121667 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=0.063243Jy sigma=1.463898 ! Fit after self-cal, rms=0.063080Jy sigma=1.460219 ! Inverting map ! Added new window around map position (0.4, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105121 Jy ! Component: 100 - total flux cleaned = 0.0170764 Jy ! Total flux subtracted in 100 components = 0.0170764 Jy ! Clean residual min=-0.003111 max=0.006210 Jy/beam ! Clean residual mean=-0.000002 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.138744 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 36 components and 0.138744 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=0.060725Jy sigma=1.389329 ! Fit after self-cal, rms=0.060665Jy sigma=1.387953 ! Inverting map ! Added new window around map position (1.4, -5.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00629183 Jy ! Component: 100 - total flux cleaned = 0.0107266 Jy ! Total flux subtracted in 100 components = 0.0107266 Jy ! Clean residual min=-0.002633 max=0.003566 Jy/beam ! Clean residual mean=-0.000001 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.14947 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 0.14947 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=0.059696Jy sigma=1.358182 ! Fit after self-cal, rms=0.059658Jy sigma=1.357548 ! 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=0.9273 mas, bmaj=1.588 mas, bpa=-2.559 degrees ! Estimated noise=0.181988 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 = 0.00651426 Jy ! Component: 100 - total flux cleaned = 0.0113305 Jy ! Component: 150 - total flux cleaned = 0.0150996 Jy ! Component: 200 - total flux cleaned = 0.0181519 Jy ! Total flux subtracted in 200 components = 0.0181519 Jy ! Clean residual min=-0.003291 max=0.003741 Jy/beam ! Clean residual mean=0.000001 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.167622 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 96 components and 0.167622 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=0.058804Jy sigma=1.327327 ! Fit after self-cal, rms=0.058770Jy sigma=1.326710 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9273 x 1.588 at -2.559 degrees (North through East) ! Clean map min=-0.00297 max=0.087613 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.98 KP 1.02 ! LA 0.88 MK 1.07 NL 0.96 OV 0.96 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.97 KP 1.04 ! LA 0.88 MK 1.03 NL 0.98 OV 0.94 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.99 KP 1.03 ! LA 0.93 MK 1.07 NL 0.97 OV 0.97 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 0.99 KP 1.03 ! LA 0.89 MK 1.01 NL 0.97 OV 0.97 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.99 KP 1.04 ! LA 0.89 MK 1.06 NL 0.96 OV 0.97 ! PT 0.88 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.02 KP 1.08 ! LA 0.90 MK 1.03 NL 0.98 OV 0.98 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.05 HN 1.02 KP 1.05 ! LA 0.93 MK 1.07 NL 0.97 OV 0.95 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.02 KP 1.05 ! LA 0.91 MK 1.04 NL 0.96 OV 0.98 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.04 HN 1.00 KP 1.10 ! LA 0.87 MK 1.08 NL 0.99 OV 0.95 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 0.96 KP 1.06 ! LA 0.90 MK 1.06 NL 1.00 OV 1.01 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 0.98 KP 1.08 ! LA 0.90 MK 1.06 NL 0.99 OV 0.97 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.09 HN 1.04 KP 1.10 ! LA 0.92 MK 1.03 NL 0.98 OV 0.97 ! PT 0.90 SC 0.97 ! ! ! Fit before self-cal, rms=0.058770Jy sigma=1.326710 ! Fit after self-cal, rms=0.057018Jy sigma=1.300408 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9379 mas, bmaj=1.614 mas, bpa=-2.22 degrees ! Estimated noise=0.18009 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 = 0.00171144 Jy ! Component: 100 - total flux cleaned = 0.00182285 Jy ! Component: 150 - total flux cleaned = 0.00182584 Jy ! Component: 200 - total flux cleaned = 0.0018299 Jy ! Total flux subtracted in 200 components = 0.0018299 Jy ! Clean residual min=-0.002212 max=0.002478 Jy/beam ! Clean residual mean=0.000012 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.169452 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.169452 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=0.056909Jy sigma=1.298260 ! Fit after self-cal, rms=0.056926Jy sigma=1.297709 ! 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=0.056926Jy sigma=1.297709 ! Fit after self-cal, rms=0.059887Jy sigma=1.267558 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9388 mas, bmaj=1.612 mas, bpa=-2.675 degrees ! Estimated noise=0.180842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000534596 Jy ! Component: 100 - total flux cleaned = 0.000621439 Jy ! Component: 150 - total flux cleaned = 0.000620059 Jy ! Component: 200 - total flux cleaned = 0.00062024 Jy ! Total flux subtracted in 200 components = 0.00062024 Jy ! Clean residual min=-0.001040 max=0.001046 Jy/beam ! Clean residual mean=-0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.170072 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 128 components and 0.170072 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=0.059877Jy sigma=1.267298 ! Fit after self-cal, rms=0.060017Jy sigma=1.266747 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 (3.6, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000531417 Jy ! Component: 100 - total flux cleaned = 0.000706372 Jy ! Component: 150 - total flux cleaned = 0.000830675 Jy ! Component: 200 - total flux cleaned = 0.000935527 Jy ! Total flux subtracted in 200 components = 0.000935527 Jy ! Clean residual min=-0.000974 max=0.001000 Jy/beam ! Clean residual mean=0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.171008 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 147 components and 0.171008 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=0.059998Jy sigma=1.266244 ! Fit after self-cal, rms=0.059998Jy sigma=1.266204 ! Inverting map ! Added new window around map position (10.2, -43.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000923576 Jy ! Component: 100 - total flux cleaned = 0.00145622 Jy ! Component: 150 - total flux cleaned = 0.00187118 Jy ! Component: 200 - total flux cleaned = 0.00218943 Jy ! Total flux subtracted in 200 components = 0.00218943 Jy ! Clean residual min=-0.000911 max=0.000900 Jy/beam ! Clean residual mean=-0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.173197 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 164 components and 0.173197 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=0.059980Jy sigma=1.265783 ! Fit after self-cal, rms=0.059981Jy sigma=1.265756 ! 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=0.059981Jy sigma=1.265756 ! Fit after self-cal, rms=0.060280Jy sigma=1.265664 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9392 mas, bmaj=1.614 mas, bpa=-2.682 degrees ! Estimated noise=0.180831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000440372 Jy ! Component: 100 - total flux cleaned = 0.000732519 Jy ! Component: 150 - total flux cleaned = 0.000927127 Jy ! Component: 200 - total flux cleaned = 0.00103413 Jy ! Total flux subtracted in 200 components = 0.00103413 Jy ! Clean residual min=-0.000925 max=0.000893 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.174231 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 167 components and 0.174231 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=0.060273Jy sigma=1.265517 ! Fit after self-cal, rms=0.060280Jy sigma=1.265511 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 = 0.000155343 Jy ! Component: 100 - total flux cleaned = 0.000199048 Jy ! Component: 150 - total flux cleaned = 0.000250787 Jy ! Component: 200 - total flux cleaned = 0.000280465 Jy ! Total flux subtracted in 200 components = 0.000280465 Jy ! Clean residual min=-0.000924 max=0.000897 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.174512 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 173 components and 0.174512 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=0.060276Jy sigma=1.265429 ! Fit after self-cal, rms=0.060277Jy sigma=1.265426 ! 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=0.060277Jy sigma=1.265426 ! Fit after self-cal, rms=0.060291Jy sigma=1.265417 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.2 mas, bmaj=2.567 mas, bpa=5.058 degrees ! Estimated noise=0.230951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000389668 Jy ! Component: 100 - total flux cleaned = 0.000450286 Jy ! Component: 150 - total flux cleaned = 0.000518616 Jy ! Component: 200 - total flux cleaned = 0.000576015 Jy ! Total flux subtracted in 200 components = 0.000576015 Jy ! Clean residual min=-0.000914 max=0.000865 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.175088 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 184 components and 0.175088 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=0.060289Jy sigma=1.265378 ! Fit after self-cal, rms=0.060290Jy sigma=1.265370 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 = 0.000110303 Jy ! Component: 100 - total flux cleaned = 0.000153733 Jy ! Component: 150 - total flux cleaned = 0.000186256 Jy ! Component: 200 - total flux cleaned = 0.000192259 Jy ! Total flux subtracted in 200 components = 0.000192259 Jy ! Clean residual min=-0.000897 max=0.000862 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.17528 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 189 components and 0.17528 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=0.060289Jy sigma=1.265356 ! Fit after self-cal, rms=0.060290Jy sigma=1.265355 ! 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=0.9392 mas, bmaj=1.615 mas, bpa=-2.667 degrees ! Estimated noise=0.180751 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9392 x 1.615 at -2.667 degrees (North through East) ! Clean map min=-0.00088984 max=0.086405 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=0.7298 mas, bmaj=1.288 mas, bpa=-4.863 degrees ! Estimated noise=0.347265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0654748 Jy ! Component: 100 - total flux cleaned = 0.0941487 Jy ! Component: 150 - total flux cleaned = 0.111905 Jy ! Component: 200 - total flux cleaned = 0.124151 Jy ! Total flux subtracted in 200 components = 0.124151 Jy ! Clean residual min=-0.003701 max=0.006875 Jy/beam ! Clean residual mean=-0.000005 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.124151 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.124151 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9392 mas, bmaj=1.615 mas, bpa=-2.667 degrees ! Estimated noise=0.180751 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 = 0.0119822 Jy ! Component: 100 - total flux cleaned = 0.0198631 Jy ! Component: 150 - total flux cleaned = 0.0255113 Jy ! Component: 200 - total flux cleaned = 0.0297811 Jy ! Total flux subtracted in 200 components = 0.0297811 Jy ! Clean residual min=-0.001724 max=0.002475 Jy/beam ! Clean residual mean=-0.000006 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.153932 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 60 components and 0.153932 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00329376 Jy ! Component: 100 - total flux cleaned = 0.00585748 Jy ! Component: 150 - total flux cleaned = 0.00790029 Jy ! Component: 200 - total flux cleaned = 0.00959353 Jy ! Total flux subtracted in 200 components = 0.00959353 Jy ! Clean residual min=-0.001241 max=0.001639 Jy/beam ! Clean residual mean=-0.000003 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.163525 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 88 components and 0.163525 Jy ! Inverting map ! Added new window around map position (1.6, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162768 Jy ! Component: 100 - total flux cleaned = 0.00289298 Jy ! Component: 150 - total flux cleaned = 0.00398447 Jy ! Component: 200 - total flux cleaned = 0.00493618 Jy ! Total flux subtracted in 200 components = 0.00493618 Jy ! Clean residual min=-0.001041 max=0.000979 Jy/beam ! Clean residual mean=-0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.168461 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 108 components and 0.168461 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=2.2 mas, bmaj=2.567 mas, bpa=5.058 degrees ! Estimated noise=0.230951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142164 Jy ! Component: 100 - total flux cleaned = 0.00246553 Jy ! Component: 150 - total flux cleaned = 0.00328953 Jy ! Component: 200 - total flux cleaned = 0.00383751 Jy ! Total flux subtracted in 200 components = 0.00383751 Jy ! Clean residual min=-0.001084 max=0.001090 Jy/beam ! Clean residual mean=-0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.172299 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) ! Added new window around map position (49.8, -38.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000934792 Jy ! Component: 100 - total flux cleaned = 0.00136658 Jy ! Component: 150 - total flux cleaned = 0.00166928 Jy ! Component: 200 - total flux cleaned = 0.0019326 Jy ! Total flux subtracted in 200 components = 0.0019326 Jy ! Clean residual min=-0.000958 max=0.000810 Jy/beam ! Clean residual mean=-0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.174231 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 175 components and 0.174231 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9392 mas, bmaj=1.615 mas, bpa=-2.667 degrees ! Estimated noise=0.180751 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000348211 Jy ! Component: 100 - total flux cleaned = 0.000555774 Jy ! Component: 150 - total flux cleaned = 0.000724944 Jy ! Component: 200 - total flux cleaned = 0.00082907 Jy ! Total flux subtracted in 200 components = 0.00082907 Jy ! Clean residual min=-0.000836 max=0.000783 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.175061 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 189 components and 0.175061 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=0.060287Jy sigma=1.265302 ! Fit after self-cal, rms=0.060286Jy sigma=1.265214 wmodel J1855+3742_X_map.mod ! Writing 189 model components to file: J1855+3742_X_map.mod wobs J1855+3742_X_uvs.fits ! Writing UV FITS file: J1855+3742_X_uvs.fits wwins J1855+3742_X_map.win ! wwins: Wrote 8 windows to J1855+3742_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 = -0.000315714 Jy ! Component: 100 - total flux cleaned = -0.000330456 Jy ! Component: 150 - total flux cleaned = -0.000344687 Jy ! Component: 200 - total flux cleaned = -0.000344924 Jy ! Component: 250 - total flux cleaned = -0.000304743 Jy ! Component: 300 - total flux cleaned = -0.000304466 Jy ! Component: 350 - total flux cleaned = -0.000317102 Jy ! Component: 400 - total flux cleaned = -0.000355144 Jy ! Component: 450 - total flux cleaned = -0.000392662 Jy ! Component: 500 - total flux cleaned = -0.000404831 Jy ! Component: 550 - total flux cleaned = -0.00042909 Jy ! Component: 600 - total flux cleaned = -0.000441101 Jy ! Component: 650 - total flux cleaned = -0.000476738 Jy ! Component: 700 - total flux cleaned = -0.000488396 Jy ! Component: 750 - total flux cleaned = -0.000500081 Jy ! Component: 800 - total flux cleaned = -0.000477314 Jy ! Component: 850 - total flux cleaned = -0.000545248 Jy ! Component: 900 - total flux cleaned = -0.00055636 Jy ! Component: 950 - total flux cleaned = -0.000589488 Jy ! Component: 1000 - total flux cleaned = -0.000600401 Jy ! Component: 1050 - total flux cleaned = -0.000632984 Jy ! Component: 1100 - total flux cleaned = -0.000654557 Jy ! Component: 1150 - total flux cleaned = -0.00069717 Jy ! Component: 1200 - total flux cleaned = -0.000707743 Jy ! Component: 1250 - total flux cleaned = -0.000707784 Jy ! Component: 1300 - total flux cleaned = -0.000759897 Jy ! Component: 1350 - total flux cleaned = -0.000780402 Jy ! Component: 1400 - total flux cleaned = -0.000790577 Jy ! Component: 1450 - total flux cleaned = -0.000810833 Jy ! Component: 1500 - total flux cleaned = -0.000800661 Jy ! Component: 1550 - total flux cleaned = -0.00079075 Jy ! Component: 1600 - total flux cleaned = -0.000830479 Jy ! Component: 1650 - total flux cleaned = -0.000820538 Jy ! Component: 1700 - total flux cleaned = -0.000820677 Jy ! Component: 1750 - total flux cleaned = -0.000801124 Jy ! Component: 1800 - total flux cleaned = -0.000820462 Jy ! Component: 1850 - total flux cleaned = -0.000801148 Jy ! Component: 1900 - total flux cleaned = -0.000801099 Jy ! Component: 1950 - total flux cleaned = -0.000782121 Jy ! Component: 2000 - total flux cleaned = -0.000763248 Jy ! Component: 2050 - total flux cleaned = -0.000753861 Jy ! Component: 2100 - total flux cleaned = -0.00073529 Jy ! Component: 2150 - total flux cleaned = -0.000753721 Jy ! Component: 2200 - total flux cleaned = -0.000735392 Jy ! Component: 2250 - total flux cleaned = -0.000698827 Jy ! Component: 2300 - total flux cleaned = -0.000698911 Jy ! Component: 2350 - total flux cleaned = -0.00075324 Jy ! Component: 2400 - total flux cleaned = -0.000753143 Jy ! Component: 2450 - total flux cleaned = -0.000735246 Jy ! Component: 2500 - total flux cleaned = -0.00076193 Jy ! Component: 2550 - total flux cleaned = -0.000744257 Jy ! Component: 2600 - total flux cleaned = -0.000726765 Jy ! Component: 2650 - total flux cleaned = -0.0007355 Jy ! Component: 2700 - total flux cleaned = -0.000709434 Jy ! Component: 2750 - total flux cleaned = -0.000674968 Jy ! Component: 2800 - total flux cleaned = -0.000726477 Jy ! Component: 2850 - total flux cleaned = -0.000709451 Jy ! Component: 2900 - total flux cleaned = -0.000717933 Jy ! Component: 2950 - total flux cleaned = -0.000692576 Jy ! Component: 3000 - total flux cleaned = -0.000692537 Jy ! Component: 3050 - total flux cleaned = -0.000667519 Jy ! Component: 3100 - total flux cleaned = -0.000684184 Jy ! Component: 3150 - total flux cleaned = -0.000659347 Jy ! Component: 3200 - total flux cleaned = -0.000684018 Jy ! Component: 3250 - total flux cleaned = -0.000659501 Jy ! Component: 3300 - total flux cleaned = -0.000626891 Jy ! Component: 3350 - total flux cleaned = -0.000667537 Jy ! Component: 3400 - total flux cleaned = -0.000651401 Jy ! Component: 3450 - total flux cleaned = -0.000651361 Jy ! Component: 3500 - total flux cleaned = -0.000675387 Jy ! Component: 3550 - total flux cleaned = -0.000667386 Jy ! Component: 3600 - total flux cleaned = -0.000683204 Jy ! Component: 3650 - total flux cleaned = -0.000691088 Jy ! Component: 3700 - total flux cleaned = -0.000698928 Jy ! Component: 3750 - total flux cleaned = -0.000698972 Jy ! Component: 3800 - total flux cleaned = -0.000737855 Jy ! Component: 3850 - total flux cleaned = -0.000768855 Jy ! Component: 3900 - total flux cleaned = -0.000761154 Jy ! Component: 3950 - total flux cleaned = -0.000784202 Jy ! Component: 4000 - total flux cleaned = -0.00080704 Jy ! Component: 4050 - total flux cleaned = -0.000814661 Jy ! Total flux subtracted in 4096 components = -0.000814662 Jy ! Clean residual min=-0.000592 max=0.000440 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.174246 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 499 components and 0.174246 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1855+3742_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9392 x 1.615 at -2.667 degrees (North through East) ! Clean map min=-0.00068044 max=0.086643 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1855+3742_X_map.fits wmodel /vlbi/uf001/uva//J1855+3742_X_map.mod ! Writing 499 model components to file: /vlbi/uf001/uva//J1855+3742_X_map.mod wobs /vlbi/uf001/uva//J1855+3742_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1855+3742_X_uvs.fits wwins /vlbi/uf001/uva//J1855+3742_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1855+3742_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.086643 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127516 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.441521 0.441521 0.883043 1.76609 3.53217 7.06434 14.1287 28.2574 56.5147 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 679.469 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1855+3742_X_dfm.log closed on Mon Jan 14 04:51:38 2019