! Started logfile: /image_prod/ug002_uva//J1146+3958_X_a_dfm.log on Thu Mar 5 00:11:40 2020 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 /image_prod/ug002_uva//J1146+3958_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1146+3958_X_a_uva.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! AN table 2: 6 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.845238 visibilities/baseline/integration-bin. ! Found source: J1146+3958 ! ! 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 3408 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 J1146+3958_X_a] 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 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.761910Jy sigma=8.841231 ! Fit after self-cal, rms=0.465808Jy sigma=2.149545 ! 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=0.8009 mas, bmaj=1.861 mas, bpa=-45.07 degrees ! Estimated noise=3.95741 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 = 1.01552 Jy ! Component: 100 - total flux cleaned = 1.26377 Jy ! Total flux subtracted in 100 components = 1.26377 Jy ! Clean residual min=-0.059790 max=0.132313 Jy/beam ! Clean residual mean=0.000197 rms=0.017632 Jy/beam ! Combined flux in latest and established models = 1.26377 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.26377 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=0.279757Jy sigma=1.317258 ! Fit after self-cal, rms=0.279456Jy sigma=1.315872 ! Inverting map ! Added new window around map position (5.4, -11). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120774 Jy ! Component: 100 - total flux cleaned = 0.187908 Jy ! Total flux subtracted in 100 components = 0.187908 Jy ! Clean residual min=-0.042345 max=0.089617 Jy/beam ! Clean residual mean=0.000095 rms=0.012175 Jy/beam ! Combined flux in latest and established models = 1.45168 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 1.45168 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=0.212113Jy sigma=1.025802 ! Fit after self-cal, rms=0.206152Jy sigma=0.996135 ! 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=1.11 mas, bmaj=2.005 mas, bpa=-44.8 degrees ! Estimated noise=2.48915 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 = 0.0627477 Jy ! Component: 100 - total flux cleaned = 0.0931049 Jy ! Component: 150 - total flux cleaned = 0.109685 Jy ! Component: 200 - total flux cleaned = 0.121139 Jy ! Total flux subtracted in 200 components = 0.121139 Jy ! Clean residual min=-0.051015 max=0.057046 Jy/beam ! Clean residual mean=0.000105 rms=0.012690 Jy/beam ! Combined flux in latest and established models = 1.57282 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 36 components and 1.57282 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=0.173439Jy sigma=0.871529 ! Fit after self-cal, rms=0.172530Jy sigma=0.866936 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.11 x 2.005 at -44.8 degrees (North through East) ! Clean map min=-0.048158 max=1.3019 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.00 KP 1.04 ! LA 0.97 NL 1.14 OV 0.90 PT 0.89 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 HN 1.02 KP 1.03 ! LA 1.01 MK 0.99 NL 1.23 OV 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 1.01 KP 1.03 ! LA 0.99 NL 1.15 OV 0.90 PT 0.89 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 HN 1.00 KP 1.01 ! LA 1.02 MK 1.00 NL 1.26 OV 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.04 KP 1.03 ! LA 0.95 NL 1.15 OV 0.89 PT 0.90 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.97 HN 1.00 KP 1.04 ! LA 1.02 MK 0.99 NL 1.23 OV 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.07 KP 1.02 ! LA 0.98 NL 1.14 OV 0.86 PT 0.87 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 HN 1.01 KP 1.01 ! LA 1.03 MK 0.98 NL 1.19 OV 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.01 KP 1.04 ! LA 0.98 NL 1.12 OV 0.88 PT 0.90 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 HN 0.98 KP 1.03 ! LA 1.04 MK 0.99 NL 1.17 OV 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.03 KP 1.01 ! LA 0.97 NL 1.13 OV 0.87 PT 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 HN 1.02 KP 1.01 ! LA 1.00 MK 0.99 NL 1.21 OV 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.01 KP 1.02 ! LA 0.98 NL 1.13 OV 0.88 PT 0.87 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HN 0.98 KP 1.03 ! LA 1.01 MK 1.01 NL 1.18 OV 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.02 KP 1.01 ! LA 0.95 NL 1.13 OV 0.87 PT 0.88 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 HN 0.98 KP 1.01 ! LA 1.00 MK 0.98 NL 1.21 OV 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.00 KP 1.01 ! LA 1.00 NL 1.12 OV 0.86 PT 0.88 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HN 0.98 KP 1.02 ! LA 1.02 MK 0.98 NL 1.17 OV 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.01 KP 1.01 ! LA 0.97 NL 1.14 OV 0.84 PT 0.88 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HN 0.95 KP 1.02 ! LA 1.02 MK 1.00 NL 1.25 OV 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.04 KP 1.03 ! LA 0.96 NL 1.10 OV 0.85 PT 0.86 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HN 1.00 KP 1.02 ! LA 1.03 MK 0.97 NL 1.21 OV 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.04 KP 0.95 ! LA 1.00 NL 1.14 OV 0.87 PT 0.88 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HN 1.00 KP 0.99 ! LA 1.02 MK 0.98 NL 1.19 OV 0.90 ! ! ! Fit before self-cal, rms=0.172530Jy sigma=0.866936 ! Fit after self-cal, rms=0.085707Jy sigma=0.430246 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.143 mas, bmaj=1.99 mas, bpa=-44.67 degrees ! Estimated noise=2.49142 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 = -0.012913 Jy ! Component: 100 - total flux cleaned = -0.0150077 Jy ! Component: 150 - total flux cleaned = -0.0154121 Jy ! Component: 200 - total flux cleaned = -0.0154181 Jy ! Total flux subtracted in 200 components = -0.0154181 Jy ! Clean residual min=-0.018912 max=0.014804 Jy/beam ! Clean residual mean=-0.000098 rms=0.003842 Jy/beam ! Combined flux in latest and established models = 1.5574 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 1.5574 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=0.079773Jy sigma=0.401622 ! Fit after self-cal, rms=0.079300Jy sigma=0.398575 ! 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=0.079300Jy sigma=0.398575 ! Fit after self-cal, rms=0.078038Jy sigma=0.393049 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.142 mas, bmaj=1.99 mas, bpa=-44.67 degrees ! Estimated noise=2.49078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00863193 Jy ! Component: 100 - total flux cleaned = -0.0105375 Jy ! Component: 150 - total flux cleaned = -0.0114238 Jy ! Component: 200 - total flux cleaned = -0.0116648 Jy ! Total flux subtracted in 200 components = -0.0116648 Jy ! Clean residual min=-0.015614 max=0.012434 Jy/beam ! Clean residual mean=-0.000082 rms=0.003257 Jy/beam ! Combined flux in latest and established models = 1.54574 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 1.54574 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=0.074562Jy sigma=0.375735 ! Fit after self-cal, rms=0.074234Jy sigma=0.373678 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 = -0.00268397 Jy ! Component: 100 - total flux cleaned = -0.00336516 Jy ! Component: 150 - total flux cleaned = -0.00398836 Jy ! Component: 200 - total flux cleaned = -0.00435938 Jy ! Total flux subtracted in 200 components = -0.00435938 Jy ! Clean residual min=-0.014111 max=0.011608 Jy/beam ! Clean residual mean=-0.000077 rms=0.003080 Jy/beam ! Combined flux in latest and established models = 1.54138 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 1.54138 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=0.072898Jy sigma=0.367144 ! Fit after self-cal, rms=0.072820Jy sigma=0.366641 ! 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=0.072820Jy sigma=0.366641 ! Fit after self-cal, rms=0.071354Jy sigma=0.360140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.141 mas, bmaj=1.988 mas, bpa=-44.67 degrees ! Estimated noise=2.49067 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00661878 Jy ! Component: 100 - total flux cleaned = -0.00715835 Jy ! Component: 150 - total flux cleaned = -0.00716776 Jy ! Component: 200 - total flux cleaned = -0.00736311 Jy ! Total flux subtracted in 200 components = -0.00736311 Jy ! Clean residual min=-0.011910 max=0.009884 Jy/beam ! Clean residual mean=-0.000063 rms=0.002611 Jy/beam ! Combined flux in latest and established models = 1.53401 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 1.53401 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=0.069433Jy sigma=0.350386 ! Fit after self-cal, rms=0.069191Jy sigma=0.349162 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 = -0.00187098 Jy ! Component: 100 - total flux cleaned = -0.00238527 Jy ! Component: 150 - total flux cleaned = -0.00268983 Jy ! Component: 200 - total flux cleaned = -0.00282772 Jy ! Total flux subtracted in 200 components = -0.00282772 Jy ! Clean residual min=-0.010882 max=0.009511 Jy/beam ! Clean residual mean=-0.000060 rms=0.002489 Jy/beam ! Combined flux in latest and established models = 1.53119 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 1.53119 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=0.068417Jy sigma=0.345332 ! Fit after self-cal, rms=0.068354Jy sigma=0.345044 ! 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=0.068354Jy sigma=0.345044 ! Fit after self-cal, rms=0.067449Jy sigma=0.341068 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.368 mas, bmaj=2.5 mas, bpa=-72.58 degrees ! Estimated noise=3.03035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00401947 Jy ! Component: 100 - total flux cleaned = -0.00374269 Jy ! Component: 150 - total flux cleaned = -0.00408063 Jy ! Component: 200 - total flux cleaned = -0.00417752 Jy ! Total flux subtracted in 200 components = -0.00417752 Jy ! Clean residual min=-0.011920 max=0.008040 Jy/beam ! Clean residual mean=-0.000098 rms=0.002695 Jy/beam ! Combined flux in latest and established models = 1.52701 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 1.52701 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=0.066562Jy sigma=0.336559 ! Fit after self-cal, rms=0.066420Jy sigma=0.335906 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 = -0.00152213 Jy ! Component: 100 - total flux cleaned = -0.00180725 Jy ! Component: 150 - total flux cleaned = -0.00197511 Jy ! Component: 200 - total flux cleaned = -0.00212608 Jy ! Total flux subtracted in 200 components = -0.00212608 Jy ! Clean residual min=-0.011236 max=0.008404 Jy/beam ! Clean residual mean=-0.000093 rms=0.002583 Jy/beam ! Combined flux in latest and established models = 1.52488 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 1.52488 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=0.066100Jy sigma=0.334394 ! Fit after self-cal, rms=0.066062Jy sigma=0.334204 ! 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=1.141 mas, bmaj=1.986 mas, bpa=-44.67 degrees ! Estimated noise=2.4901 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.141 x 1.986 at -44.67 degrees (North through East) ! Clean map min=-0.016663 max=1.3109 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066062Jy sigma=0.334204 ! Fit after self-cal, rms=0.062719Jy sigma=0.308206 ! Inverting map and beam ! Estimated beam: bmin=1.14 mas, bmaj=1.985 mas, bpa=-44.7 degrees ! Estimated noise=2.48763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00407275 Jy ! Component: 100 - total flux cleaned = -0.00407868 Jy ! Component: 150 - total flux cleaned = -0.00408347 Jy ! Component: 200 - total flux cleaned = -0.00395191 Jy ! Total flux subtracted in 200 components = -0.00395191 Jy ! Clean residual min=-0.008246 max=0.007438 Jy/beam ! Clean residual mean=-0.000042 rms=0.001892 Jy/beam ! Combined flux in latest and established models = 1.52093 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 69 components and 1.52093 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=0.061794Jy sigma=0.303209 ! Fit after self-cal, rms=0.061679Jy sigma=0.302704 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000938157 Jy ! Component: 100 - total flux cleaned = -0.000696141 Jy ! Component: 150 - total flux cleaned = -0.00069928 Jy ! Component: 200 - total flux cleaned = -0.000490443 Jy ! Total flux subtracted in 200 components = -0.000490443 Jy ! Clean residual min=-0.007793 max=0.007249 Jy/beam ! Clean residual mean=-0.000042 rms=0.001822 Jy/beam ! Combined flux in latest and established models = 1.52044 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 1.52044 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=0.061258Jy sigma=0.300483 ! Fit after self-cal, rms=0.061222Jy sigma=0.300334 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.061222Jy sigma=0.300334 ! Fit after self-cal, rms=0.060802Jy sigma=0.298605 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=0.8424 mas, bmaj=1.812 mas, bpa=-44.74 degrees ! Estimated noise=3.7375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.02241 Jy ! Component: 100 - total flux cleaned = 1.26449 Jy ! Component: 150 - total flux cleaned = 1.35674 Jy ! Component: 200 - total flux cleaned = 1.40447 Jy ! Total flux subtracted in 200 components = 1.40447 Jy ! Clean residual min=-0.014931 max=0.025001 Jy/beam ! Clean residual mean=0.000055 rms=0.004042 Jy/beam ! Combined flux in latest and established models = 1.40447 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 17 model components to the UV plane model. ! The established model now contains 17 components and 1.40447 Jy ! Inverting map and beam ! Estimated beam: bmin=1.139 mas, bmaj=1.984 mas, bpa=-44.7 degrees ! Estimated noise=2.48641 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 = 0.0394535 Jy ! Component: 100 - total flux cleaned = 0.0636804 Jy ! Component: 150 - total flux cleaned = 0.0799265 Jy ! Component: 200 - total flux cleaned = 0.0912198 Jy ! Total flux subtracted in 200 components = 0.0912198 Jy ! Clean residual min=-0.009508 max=0.011929 Jy/beam ! Clean residual mean=-0.000008 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 1.49569 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 43 components and 1.49569 Jy ! Inverting map ! Added new window around map position (2.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102761 Jy ! Component: 100 - total flux cleaned = 0.0146754 Jy ! Component: 150 - total flux cleaned = 0.0176725 Jy ! Component: 200 - total flux cleaned = 0.0193569 Jy ! Total flux subtracted in 200 components = 0.0193569 Jy ! Clean residual min=-0.008183 max=0.007486 Jy/beam ! Clean residual mean=-0.000031 rms=0.001803 Jy/beam ! Combined flux in latest and established models = 1.51504 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 1.51504 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=2.367 mas, bmaj=2.498 mas, bpa=-72.82 degrees ! Estimated noise=3.03013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000806633 Jy ! Component: 100 - total flux cleaned = 0.00139136 Jy ! Component: 150 - total flux cleaned = 0.00190493 Jy ! Component: 200 - total flux cleaned = 0.00235917 Jy ! Total flux subtracted in 200 components = 0.00235917 Jy ! Clean residual min=-0.008765 max=0.007295 Jy/beam ! Clean residual mean=-0.000063 rms=0.002068 Jy/beam ! Combined flux in latest and established models = 1.5174 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 = 0.000399634 Jy ! Component: 100 - total flux cleaned = 0.000756085 Jy ! Component: 150 - total flux cleaned = 0.000999045 Jy ! Component: 200 - total flux cleaned = 0.00114974 Jy ! Total flux subtracted in 200 components = 0.00114974 Jy ! Clean residual min=-0.008598 max=0.007209 Jy/beam ! Clean residual mean=-0.000065 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 1.51855 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 82 components and 1.51855 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.139 mas, bmaj=1.984 mas, bpa=-44.7 degrees ! Estimated noise=2.48641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.03712e-05 Jy ! Component: 100 - total flux cleaned = 0.000531241 Jy ! Component: 150 - total flux cleaned = 0.000728809 Jy ! Component: 200 - total flux cleaned = 0.00082128 Jy ! Total flux subtracted in 200 components = 0.00082128 Jy ! Clean residual min=-0.007871 max=0.007031 Jy/beam ! Clean residual mean=-0.000035 rms=0.001608 Jy/beam ! Combined flux in latest and established models = 1.51937 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 101 components and 1.51937 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=0.059810Jy sigma=0.294130 ! Fit after self-cal, rms=0.059410Jy sigma=0.291309 wmodel J1146+3958_X_a_map.mod ! Writing 101 model components to file: J1146+3958_X_a_map.mod wobs J1146+3958_X_a_uvs.fits ! Writing UV FITS file: J1146+3958_X_a_uvs.fits wwins J1146+3958_X_a_map.win ! wwins: Wrote 3 windows to J1146+3958_X_a_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 = 0.0013291 Jy ! Component: 100 - total flux cleaned = 0.00121193 Jy ! Component: 150 - total flux cleaned = 0.00130682 Jy ! Component: 200 - total flux cleaned = 0.00159101 Jy ! Component: 250 - total flux cleaned = 0.00212055 Jy ! Component: 300 - total flux cleaned = 0.00220629 Jy ! Component: 350 - total flux cleaned = 0.00252714 Jy ! Component: 400 - total flux cleaned = 0.00298378 Jy ! Component: 450 - total flux cleaned = 0.00334803 Jy ! Component: 500 - total flux cleaned = 0.00362883 Jy ! Component: 550 - total flux cleaned = 0.00417218 Jy ! Component: 600 - total flux cleaned = 0.00443272 Jy ! Component: 650 - total flux cleaned = 0.00481315 Jy ! Component: 700 - total flux cleaned = 0.00493525 Jy ! Component: 750 - total flux cleaned = 0.00493642 Jy ! Component: 800 - total flux cleaned = 0.00499331 Jy ! Component: 850 - total flux cleaned = 0.0050494 Jy ! Component: 900 - total flux cleaned = 0.00510267 Jy ! Component: 950 - total flux cleaned = 0.00531429 Jy ! Component: 1000 - total flux cleaned = 0.00536691 Jy ! Component: 1050 - total flux cleaned = 0.00556987 Jy ! Component: 1100 - total flux cleaned = 0.00576744 Jy ! Component: 1150 - total flux cleaned = 0.00581544 Jy ! Component: 1200 - total flux cleaned = 0.00595587 Jy ! Component: 1250 - total flux cleaned = 0.0058651 Jy ! Component: 1300 - total flux cleaned = 0.00591026 Jy ! Component: 1350 - total flux cleaned = 0.00591057 Jy ! Component: 1400 - total flux cleaned = 0.0059111 Jy ! Component: 1450 - total flux cleaned = 0.00591118 Jy ! Component: 1500 - total flux cleaned = 0.00591108 Jy ! Component: 1550 - total flux cleaned = 0.00591029 Jy ! Component: 1600 - total flux cleaned = 0.0058308 Jy ! Component: 1650 - total flux cleaned = 0.00583135 Jy ! Component: 1700 - total flux cleaned = 0.00575443 Jy ! Component: 1750 - total flux cleaned = 0.00579131 Jy ! Component: 1800 - total flux cleaned = 0.00571628 Jy ! Component: 1850 - total flux cleaned = 0.00557028 Jy ! Component: 1900 - total flux cleaned = 0.00557037 Jy ! Component: 1950 - total flux cleaned = 0.00553449 Jy ! Component: 2000 - total flux cleaned = 0.00553448 Jy ! Component: 2050 - total flux cleaned = 0.00553554 Jy ! Component: 2100 - total flux cleaned = 0.00560129 Jy ! Component: 2150 - total flux cleaned = 0.0055018 Jy ! Component: 2200 - total flux cleaned = 0.00556592 Jy ! Component: 2250 - total flux cleaned = 0.00559787 Jy ! Component: 2300 - total flux cleaned = 0.00556686 Jy ! Component: 2350 - total flux cleaned = 0.00547481 Jy ! Component: 2400 - total flux cleaned = 0.00559713 Jy ! Component: 2450 - total flux cleaned = 0.00562691 Jy ! Component: 2500 - total flux cleaned = 0.00559705 Jy ! Component: 2550 - total flux cleaned = 0.00553862 Jy ! Component: 2600 - total flux cleaned = 0.00553888 Jy ! Component: 2650 - total flux cleaned = 0.00562389 Jy ! Component: 2700 - total flux cleaned = 0.00553944 Jy ! Component: 2750 - total flux cleaned = 0.00545706 Jy ! Component: 2800 - total flux cleaned = 0.00553917 Jy ! Component: 2850 - total flux cleaned = 0.00545839 Jy ! Component: 2900 - total flux cleaned = 0.00545887 Jy ! Component: 2950 - total flux cleaned = 0.00543252 Jy ! Component: 3000 - total flux cleaned = 0.00538092 Jy ! Component: 3050 - total flux cleaned = 0.00535535 Jy ! Component: 3100 - total flux cleaned = 0.00535616 Jy ! Component: 3150 - total flux cleaned = 0.00528107 Jy ! Component: 3200 - total flux cleaned = 0.00523181 Jy ! Component: 3250 - total flux cleaned = 0.00528081 Jy ! Component: 3300 - total flux cleaned = 0.00523205 Jy ! Component: 3350 - total flux cleaned = 0.00513641 Jy ! Component: 3400 - total flux cleaned = 0.00511274 Jy ! Component: 3450 - total flux cleaned = 0.00508922 Jy ! Component: 3500 - total flux cleaned = 0.00508918 Jy ! Component: 3550 - total flux cleaned = 0.00508956 Jy ! Component: 3600 - total flux cleaned = 0.00511243 Jy ! Component: 3650 - total flux cleaned = 0.00497772 Jy ! Component: 3700 - total flux cleaned = 0.00504462 Jy ! Component: 3750 - total flux cleaned = 0.00497862 Jy ! Component: 3800 - total flux cleaned = 0.0050003 Jy ! Component: 3850 - total flux cleaned = 0.00502165 Jy ! Component: 3900 - total flux cleaned = 0.00495776 Jy ! Component: 3950 - total flux cleaned = 0.00504197 Jy ! Component: 4000 - total flux cleaned = 0.00504165 Jy ! Component: 4050 - total flux cleaned = 0.00495881 Jy ! Total flux subtracted in 4096 components = 0.00500044 Jy ! Clean residual min=-0.001288 max=0.001127 Jy/beam ! Clean residual mean=-0.000006 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 1.52437 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 412 components and 1.52437 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1146+3958_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.139 x 1.984 at -44.7 degrees (North through East) ! Clean map min=-0.0069769 max=1.3233 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1146+3958_X_a_map.fits wmodel /image_prod/ug002_uva//J1146+3958_X_a_map.mod ! Writing 412 model components to file: /image_prod/ug002_uva//J1146+3958_X_a_map.mod wobs /image_prod/ug002_uva//J1146+3958_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1146+3958_X_a_uvs.fits wwins /image_prod/ug002_uva//J1146+3958_X_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1146+3958_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.32327 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000364541 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0826452 0.0826452 0.16529 0.330581 0.661162 1.32232 2.64465 5.28929 10.5786 21.1572 42.3144 84.6287 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.323 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3629.97 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1146+3958_X_a_dfm.log closed on Thu Mar 5 00:11:44 2020