! Started logfile: /vlbi/uf001/uva//J0450+4056_X_dfm.log on Sun Jan 13 22:21:42 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//J0450+4056_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0450+4056_X_uva.fits ! AN table 1: 57 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.962406 visibilities/baseline/integration-bin. ! Found source: J0450+4056 ! ! 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 13824 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 J0450+4056_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019990Jy sigma=26.204096 ! Fit after self-cal, rms=0.815531Jy sigma=21.068151 ! 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=1.286 mas, bmaj=2.411 mas, bpa=-19.93 degrees ! Estimated noise=0.472175 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 = 0.139044 Jy ! Component: 100 - total flux cleaned = 0.17162 Jy ! Total flux subtracted in 100 components = 0.17162 Jy ! Clean residual min=-0.010923 max=0.026195 Jy/beam ! Clean residual mean=0.000020 rms=0.002927 Jy/beam ! Combined flux in latest and established models = 0.171619 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.171619 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=0.064425Jy sigma=1.622865 ! Fit after self-cal, rms=0.064357Jy sigma=1.621466 ! Inverting map ! Added new window around map position (2, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226718 Jy ! Component: 100 - total flux cleaned = 0.0347151 Jy ! Total flux subtracted in 100 components = 0.0347151 Jy ! Clean residual min=-0.008139 max=0.011262 Jy/beam ! Clean residual mean=0.000010 rms=0.001870 Jy/beam ! Combined flux in latest and established models = 0.206335 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 19 components and 0.206335 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=0.054442Jy sigma=1.353081 ! Fit after self-cal, rms=0.053838Jy sigma=1.337066 ! 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=1.646 mas, bmaj=2.772 mas, bpa=-20.85 degrees ! Estimated noise=0.245078 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 = 0.0120036 Jy ! Component: 100 - total flux cleaned = 0.0183933 Jy ! Component: 150 - total flux cleaned = 0.022339 Jy ! Component: 200 - total flux cleaned = 0.0236631 Jy ! Total flux subtracted in 200 components = 0.0236631 Jy ! Clean residual min=-0.004711 max=0.005909 Jy/beam ! Clean residual mean=0.000000 rms=0.001209 Jy/beam ! Combined flux in latest and established models = 0.229998 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 33 components and 0.229998 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=0.051180Jy sigma=1.261484 ! Fit after self-cal, rms=0.050953Jy sigma=1.255956 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.646 x 2.772 at -20.85 degrees (North through East) ! Clean map min=-0.0043457 max=0.17792 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.98 KP 1.05 LA 1.00 ! NL 1.08 OV 0.94 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.98 KP 1.04 LA 0.99 ! NL 1.09 OV 0.92 PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.98 KP 1.04 LA 1.00 ! NL 1.07 OV 0.93 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.99 KP 1.05 LA 0.99 ! NL 1.09 OV 0.93 PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.98 KP 1.07 LA 1.00 ! NL 1.06 OV 0.93 PT 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.98 KP 1.04 LA 1.02 ! NL 1.07 OV 0.94 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.98 KP 1.05 LA 1.01 ! NL 1.05 OV 0.94 PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 1.03 LA 1.02 ! NL 1.03 OV 0.93 PT 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.99 KP 1.07 LA 1.02 ! NL 1.06 OV 0.93 PT 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.01 KP 1.06 LA 0.99 ! NL 1.05 OV 0.94 PT 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.00 KP 1.07 LA 1.00 ! NL 1.08 OV 0.93 PT 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.02 KP 1.06 LA 1.02 ! NL 1.04 OV 0.95 PT 0.91 ! ! ! Fit before self-cal, rms=0.050953Jy sigma=1.255956 ! Fit after self-cal, rms=0.049692Jy sigma=1.222564 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.643 mas, bmaj=2.757 mas, bpa=-20.31 degrees ! Estimated noise=0.243955 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 (8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384064 Jy ! Component: 100 - total flux cleaned = 0.00495829 Jy ! Component: 150 - total flux cleaned = 0.00544269 Jy ! Component: 200 - total flux cleaned = 0.00584149 Jy ! Total flux subtracted in 200 components = 0.00584149 Jy ! Clean residual min=-0.002468 max=0.002036 Jy/beam ! Clean residual mean=-0.000004 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.235839 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 65 components and 0.235839 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=0.049167Jy sigma=1.208320 ! Fit after self-cal, rms=0.049165Jy sigma=1.207317 ! 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=0.049165Jy sigma=1.207317 ! Fit after self-cal, rms=0.048932Jy sigma=1.199896 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.646 mas, bmaj=2.744 mas, bpa=-20.87 degrees ! Estimated noise=0.244019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000816194 Jy ! Component: 100 - total flux cleaned = 0.00107048 Jy ! Component: 150 - total flux cleaned = 0.00132263 Jy ! Component: 200 - total flux cleaned = 0.00139622 Jy ! Total flux subtracted in 200 components = 0.00139622 Jy ! Clean residual min=-0.001684 max=0.001318 Jy/beam ! Clean residual mean=-0.000002 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.237235 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 90 components and 0.237235 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=0.048843Jy sigma=1.197538 ! Fit after self-cal, rms=0.048843Jy sigma=1.197414 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 = 0.000134667 Jy ! Component: 100 - total flux cleaned = 0.000133302 Jy ! Component: 150 - total flux cleaned = 0.000104421 Jy ! Component: 200 - total flux cleaned = 5.09235e-05 Jy ! Total flux subtracted in 200 components = 5.09235e-05 Jy ! Clean residual min=-0.001537 max=0.001180 Jy/beam ! Clean residual mean=-0.000002 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.237286 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 102 components and 0.237286 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=0.048808Jy sigma=1.196514 ! Fit after self-cal, rms=0.048807Jy sigma=1.196465 ! 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=0.048807Jy sigma=1.196465 ! Fit after self-cal, rms=0.048765Jy sigma=1.196281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.646 mas, bmaj=2.743 mas, bpa=-20.87 degrees ! Estimated noise=0.243969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000267672 Jy ! Component: 100 - total flux cleaned = -0.000239615 Jy ! Component: 150 - total flux cleaned = -0.00024052 Jy ! Component: 200 - total flux cleaned = -0.000196355 Jy ! Total flux subtracted in 200 components = -0.000196355 Jy ! Clean residual min=-0.001402 max=0.001010 Jy/beam ! Clean residual mean=-0.000002 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.23709 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 110 components and 0.23709 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=0.048739Jy sigma=1.195620 ! Fit after self-cal, rms=0.048737Jy sigma=1.195593 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 = 6.19603e-05 Jy ! Component: 100 - total flux cleaned = 4.2689e-05 Jy ! Component: 150 - total flux cleaned = 2.49598e-05 Jy ! Component: 200 - total flux cleaned = -9.21273e-06 Jy ! Total flux subtracted in 200 components = -9.21273e-06 Jy ! Clean residual min=-0.001311 max=0.000976 Jy/beam ! Clean residual mean=-0.000002 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.237081 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 117 components and 0.237081 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=0.048724Jy sigma=1.195243 ! Fit after self-cal, rms=0.048723Jy sigma=1.195221 ! 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=0.048723Jy sigma=1.195221 ! Fit after self-cal, rms=0.048706Jy sigma=1.195145 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.488 mas, bmaj=3.464 mas, bpa=-21.47 degrees ! Estimated noise=0.266751 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00028176 Jy ! Component: 100 - total flux cleaned = -0.000198063 Jy ! Component: 150 - total flux cleaned = -0.000212021 Jy ! Component: 200 - total flux cleaned = -0.000249992 Jy ! Total flux subtracted in 200 components = -0.000249992 Jy ! Clean residual min=-0.001264 max=0.001013 Jy/beam ! Clean residual mean=-0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.236831 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 131 components and 0.236831 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=0.048696Jy sigma=1.194882 ! Fit after self-cal, rms=0.048696Jy sigma=1.194871 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 = 3.74147e-05 Jy ! Component: 100 - total flux cleaned = -8.27967e-06 Jy ! Component: 150 - total flux cleaned = -3.95684e-05 Jy ! Component: 200 - total flux cleaned = -7.77708e-05 Jy ! Total flux subtracted in 200 components = -7.77708e-05 Jy ! Clean residual min=-0.001267 max=0.001000 Jy/beam ! Clean residual mean=-0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.236753 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 142 components and 0.236753 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=0.048691Jy sigma=1.194761 ! Fit after self-cal, rms=0.048691Jy sigma=1.194753 ! 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=1.646 mas, bmaj=2.743 mas, bpa=-20.86 degrees ! Estimated noise=0.243943 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.646 x 2.743 at -20.86 degrees (North through East) ! Clean map min=-0.0011301 max=0.17711 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=1.284 mas, bmaj=2.374 mas, bpa=-20.15 degrees ! Estimated noise=0.469171 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.137697 Jy ! Component: 100 - total flux cleaned = 0.176992 Jy ! Component: 150 - total flux cleaned = 0.195263 Jy ! Component: 200 - total flux cleaned = 0.205453 Jy ! Total flux subtracted in 200 components = 0.205453 Jy ! Clean residual min=-0.003647 max=0.005274 Jy/beam ! Clean residual mean=0.000005 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.205453 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 0.205453 Jy ! Inverting map and beam ! Estimated beam: bmin=1.646 mas, bmaj=2.743 mas, bpa=-20.86 degrees ! Estimated noise=0.243943 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 = 0.008486 Jy ! Component: 100 - total flux cleaned = 0.0139971 Jy ! Component: 150 - total flux cleaned = 0.0179203 Jy ! Component: 200 - total flux cleaned = 0.02084 Jy ! Total flux subtracted in 200 components = 0.02084 Jy ! Clean residual min=-0.001658 max=0.002041 Jy/beam ! Clean residual mean=0.000001 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.226293 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 63 components and 0.226293 Jy ! Inverting map ! Added new window around map position (-2.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241055 Jy ! Component: 100 - total flux cleaned = 0.00431187 Jy ! Component: 150 - total flux cleaned = 0.005553 Jy ! Component: 200 - total flux cleaned = 0.00642402 Jy ! Total flux subtracted in 200 components = 0.00642402 Jy ! Clean residual min=-0.001393 max=0.001264 Jy/beam ! Clean residual mean=-0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.232717 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 80 components and 0.232717 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=2.488 mas, bmaj=3.464 mas, bpa=-21.47 degrees ! Estimated noise=0.266751 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131733 Jy ! Component: 100 - total flux cleaned = 0.00221837 Jy ! Component: 150 - total flux cleaned = 0.00267513 Jy ! Component: 200 - total flux cleaned = 0.00281729 Jy ! Total flux subtracted in 200 components = 0.00281729 Jy ! Clean residual min=-0.001358 max=0.001134 Jy/beam ! Clean residual mean=-0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.235535 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 = 0.000100859 Jy ! Component: 100 - total flux cleaned = 0.000170431 Jy ! Component: 150 - total flux cleaned = 0.000152737 Jy ! Component: 200 - total flux cleaned = 0.00016715 Jy ! Total flux subtracted in 200 components = 0.00016715 Jy ! Clean residual min=-0.001315 max=0.001083 Jy/beam ! Clean residual mean=-0.000001 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.235702 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 152 components and 0.235702 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.646 mas, bmaj=2.743 mas, bpa=-20.86 degrees ! Estimated noise=0.243943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.44981e-05 Jy ! Component: 100 - total flux cleaned = 1.67e-05 Jy ! Component: 150 - total flux cleaned = 3.56136e-05 Jy ! Component: 200 - total flux cleaned = 5.27865e-05 Jy ! Total flux subtracted in 200 components = 5.27865e-05 Jy ! Clean residual min=-0.001154 max=0.001001 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.235755 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 176 components and 0.235755 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=0.048680Jy sigma=1.194530 ! Fit after self-cal, rms=0.048670Jy sigma=1.194388 wmodel J0450+4056_X_map.mod ! Writing 176 model components to file: J0450+4056_X_map.mod wobs J0450+4056_X_uvs.fits ! Writing UV FITS file: J0450+4056_X_uvs.fits wwins J0450+4056_X_map.win ! wwins: Wrote 4 windows to J0450+4056_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 = -0.000490306 Jy ! Component: 100 - total flux cleaned = -0.000716573 Jy ! Component: 150 - total flux cleaned = -0.000847758 Jy ! Component: 200 - total flux cleaned = -0.000957743 Jy ! Component: 250 - total flux cleaned = -0.00103389 Jy ! Component: 300 - total flux cleaned = -0.00112191 Jy ! Component: 350 - total flux cleaned = -0.0011508 Jy ! Component: 400 - total flux cleaned = -0.00120633 Jy ! Component: 450 - total flux cleaned = -0.00116608 Jy ! Component: 500 - total flux cleaned = -0.00120574 Jy ! Component: 550 - total flux cleaned = -0.00116711 Jy ! Component: 600 - total flux cleaned = -0.00117977 Jy ! Component: 650 - total flux cleaned = -0.00112998 Jy ! Component: 700 - total flux cleaned = -0.00111778 Jy ! Component: 750 - total flux cleaned = -0.00109404 Jy ! Component: 800 - total flux cleaned = -0.00109411 Jy ! Component: 850 - total flux cleaned = -0.00108252 Jy ! Component: 900 - total flux cleaned = -0.00107119 Jy ! Component: 950 - total flux cleaned = -0.00105994 Jy ! Component: 1000 - total flux cleaned = -0.00100553 Jy ! Component: 1050 - total flux cleaned = -0.000994819 Jy ! Component: 1100 - total flux cleaned = -0.000963397 Jy ! Component: 1150 - total flux cleaned = -0.000942731 Jy ! Component: 1200 - total flux cleaned = -0.000901683 Jy ! Component: 1250 - total flux cleaned = -0.000871605 Jy ! Component: 1300 - total flux cleaned = -0.000842009 Jy ! Component: 1350 - total flux cleaned = -0.000803141 Jy ! Component: 1400 - total flux cleaned = -0.000774477 Jy ! Component: 1450 - total flux cleaned = -0.000736809 Jy ! Component: 1500 - total flux cleaned = -0.000727421 Jy ! Component: 1550 - total flux cleaned = -0.000690686 Jy ! Component: 1600 - total flux cleaned = -0.00066347 Jy ! Component: 1650 - total flux cleaned = -0.000636589 Jy ! Component: 1700 - total flux cleaned = -0.000627862 Jy ! Component: 1750 - total flux cleaned = -0.000593017 Jy ! Component: 1800 - total flux cleaned = -0.000567251 Jy ! Component: 1850 - total flux cleaned = -0.000533295 Jy ! Component: 1900 - total flux cleaned = -0.000525049 Jy ! Component: 1950 - total flux cleaned = -0.000533242 Jy ! Component: 2000 - total flux cleaned = -0.0005251 Jy ! Component: 2050 - total flux cleaned = -0.000500861 Jy ! Component: 2100 - total flux cleaned = -0.00048488 Jy ! Component: 2150 - total flux cleaned = -0.000476842 Jy ! Component: 2200 - total flux cleaned = -0.000476946 Jy ! Component: 2250 - total flux cleaned = -0.000476997 Jy ! Component: 2300 - total flux cleaned = -0.000499994 Jy ! Component: 2350 - total flux cleaned = -0.000492431 Jy ! Component: 2400 - total flux cleaned = -0.000507489 Jy ! Component: 2450 - total flux cleaned = -0.000514868 Jy ! Component: 2500 - total flux cleaned = -0.000507466 Jy ! Component: 2550 - total flux cleaned = -0.000536796 Jy ! Component: 2600 - total flux cleaned = -0.000587515 Jy ! Component: 2650 - total flux cleaned = -0.000565862 Jy ! Component: 2700 - total flux cleaned = -0.00060153 Jy ! Component: 2750 - total flux cleaned = -0.000608539 Jy ! Component: 2800 - total flux cleaned = -0.000643449 Jy ! Component: 2850 - total flux cleaned = -0.000657451 Jy ! Component: 2900 - total flux cleaned = -0.000671333 Jy ! Component: 2950 - total flux cleaned = -0.000691918 Jy ! Component: 3000 - total flux cleaned = -0.000725674 Jy ! Component: 3050 - total flux cleaned = -0.000739132 Jy ! Component: 3100 - total flux cleaned = -0.000765744 Jy ! Component: 3150 - total flux cleaned = -0.000785624 Jy ! Component: 3200 - total flux cleaned = -0.000811827 Jy ! Component: 3250 - total flux cleaned = -0.000837759 Jy ! Component: 3300 - total flux cleaned = -0.000844269 Jy ! Component: 3350 - total flux cleaned = -0.00083158 Jy ! Component: 3400 - total flux cleaned = -0.000882338 Jy ! Component: 3450 - total flux cleaned = -0.00090737 Jy ! Component: 3500 - total flux cleaned = -0.000907301 Jy ! Component: 3550 - total flux cleaned = -0.00090726 Jy ! Component: 3600 - total flux cleaned = -0.000944048 Jy ! Component: 3650 - total flux cleaned = -0.000944032 Jy ! Component: 3700 - total flux cleaned = -0.000956099 Jy ! Component: 3750 - total flux cleaned = -0.000944144 Jy ! Component: 3800 - total flux cleaned = -0.000961982 Jy ! Component: 3850 - total flux cleaned = -0.000979687 Jy ! Component: 3900 - total flux cleaned = -0.000985584 Jy ! Component: 3950 - total flux cleaned = -0.000979697 Jy ! Component: 4000 - total flux cleaned = -0.00100288 Jy ! Component: 4050 - total flux cleaned = -0.00101438 Jy ! Total flux subtracted in 4096 components = -0.00102012 Jy ! Clean residual min=-0.000350 max=0.000311 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.234735 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 478 components and 0.234735 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0450+4056_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.646 x 2.743 at -20.86 degrees (North through East) ! Clean map min=-0.00074922 max=0.17704 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0450+4056_X_map.fits wmodel /vlbi/uf001/uva//J0450+4056_X_map.mod ! Writing 478 model components to file: /vlbi/uf001/uva//J0450+4056_X_map.mod wobs /vlbi/uf001/uva//J0450+4056_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0450+4056_X_uvs.fits wwins /vlbi/uf001/uva//J0450+4056_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0450+4056_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.177039 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102699 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.174027 0.174027 0.348055 0.696109 1.39222 2.78444 5.56887 11.1377 22.2755 44.551 89.102 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.177 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1723.87 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0450+4056_X_dfm.log closed on Sun Jan 13 22:21:47 2019