! Started logfile: /image_prod/ug002_uva//J0843+6833_X_dfm.log on Wed Mar 4 22:33:02 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//J0843+6833_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0843+6833_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.97 visibilities/baseline/integration-bin. ! Found source: J0843+6833 ! ! 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 31428 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 J0843+6833_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 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.121706Jy sigma=8.688980 ! Fit after self-cal, rms=0.514581Jy sigma=4.058310 ! 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=0.8403 mas, bmaj=1.074 mas, bpa=-45.24 degrees ! Estimated noise=1.07147 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 = 0.357984 Jy ! Component: 100 - total flux cleaned = 0.441222 Jy ! Total flux subtracted in 100 components = 0.441222 Jy ! Clean residual min=-0.014329 max=0.035251 Jy/beam ! Clean residual mean=-0.000028 rms=0.003588 Jy/beam ! Combined flux in latest and established models = 0.441222 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.441222 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=0.111445Jy sigma=0.839683 ! Fit after self-cal, rms=0.111419Jy sigma=0.839487 ! Inverting map ! Added new window around map position (1.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0403996 Jy ! Component: 100 - total flux cleaned = 0.0665805 Jy ! Total flux subtracted in 100 components = 0.0665805 Jy ! Clean residual min=-0.011545 max=0.014289 Jy/beam ! Clean residual mean=-0.000020 rms=0.002453 Jy/beam ! Combined flux in latest and established models = 0.507803 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.507803 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=0.083948Jy sigma=0.636390 ! Fit after self-cal, rms=0.083532Jy sigma=0.632855 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0190956 Jy ! Component: 100 - total flux cleaned = 0.0323966 Jy ! Total flux subtracted in 100 components = 0.0323966 Jy ! Clean residual min=-0.009497 max=0.009847 Jy/beam ! Clean residual mean=-0.000016 rms=0.002070 Jy/beam ! Combined flux in latest and established models = 0.540199 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.540199 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=0.075300Jy sigma=0.574608 ! Fit after self-cal, rms=0.075171Jy sigma=0.573573 ! 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=1.121 mas, bmaj=1.387 mas, bpa=-50.88 degrees ! Estimated noise=0.518752 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 = 0.0159308 Jy ! Component: 100 - total flux cleaned = 0.0256473 Jy ! Component: 150 - total flux cleaned = 0.0322175 Jy ! Component: 200 - total flux cleaned = 0.0367494 Jy ! Total flux subtracted in 200 components = 0.0367494 Jy ! Clean residual min=-0.009444 max=0.011148 Jy/beam ! Clean residual mean=-0.000049 rms=0.002499 Jy/beam ! Combined flux in latest and established models = 0.576949 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 50 components and 0.576949 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=0.070964Jy sigma=0.546637 ! Fit after self-cal, rms=0.070897Jy sigma=0.546114 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.121 x 1.387 at -50.88 degrees (North through East) ! Clean map min=-0.0088605 max=0.47876 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.01 KP 1.06 ! LA 1.00 MK 1.02 NL 1.12 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.00 KP 1.07 ! LA 1.00 MK 1.01 NL 1.13 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.01 KP 1.06 ! LA 1.00 MK 1.01 NL 1.12 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.01 KP 1.07 ! LA 1.01 MK 1.02 NL 1.12 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.01 KP 1.07 ! LA 0.99 MK 1.02 NL 1.13 OV 0.93 ! PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.01 KP 1.06 ! LA 1.00 MK 1.02 NL 1.14 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.02 KP 1.06 ! LA 1.01 MK 1.01 NL 1.13 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.02 KP 1.06 ! LA 1.00 MK 1.02 NL 1.13 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.01 KP 1.07 ! LA 1.00 MK 1.02 NL 1.13 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.00 KP 1.06 ! LA 0.99 MK 1.01 NL 1.13 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.00 KP 1.06 ! LA 1.00 MK 1.02 NL 1.14 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.00 KP 1.09 ! LA 1.00 MK 1.02 NL 1.13 OV 0.92 ! PT 0.91 ! ! ! Fit before self-cal, rms=0.070897Jy sigma=0.546114 ! Fit after self-cal, rms=0.056013Jy sigma=0.431635 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.133 mas, bmaj=1.398 mas, bpa=-50.92 degrees ! Estimated noise=0.519025 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 = -0.00283934 Jy ! Component: 100 - total flux cleaned = -0.00339165 Jy ! Component: 150 - total flux cleaned = -0.00382753 Jy ! Component: 200 - total flux cleaned = -0.00403378 Jy ! Total flux subtracted in 200 components = -0.00403378 Jy ! Clean residual min=-0.002780 max=0.002626 Jy/beam ! Clean residual mean=-0.000016 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.572915 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 56 components and 0.572915 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=0.055796Jy sigma=0.429823 ! Fit after self-cal, rms=0.055794Jy sigma=0.429627 ! 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=0.055794Jy sigma=0.429627 ! Fit after self-cal, rms=0.055524Jy sigma=0.427498 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.133 mas, bmaj=1.402 mas, bpa=-50.53 degrees ! Estimated noise=0.518662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00193785 Jy ! Component: 100 - total flux cleaned = -0.0023425 Jy ! Component: 150 - total flux cleaned = -0.00263271 Jy ! Component: 200 - total flux cleaned = -0.00276126 Jy ! Total flux subtracted in 200 components = -0.00276126 Jy ! Clean residual min=-0.002577 max=0.002824 Jy/beam ! Clean residual mean=-0.000010 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.570154 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 62 components and 0.570154 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=0.055416Jy sigma=0.426610 ! Fit after self-cal, rms=0.055412Jy sigma=0.426572 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 (6.6, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253039 Jy ! Component: 100 - total flux cleaned = 0.00333584 Jy ! Component: 150 - total flux cleaned = 0.00362269 Jy ! Component: 200 - total flux cleaned = 0.00374675 Jy ! Total flux subtracted in 200 components = 0.00374675 Jy ! Clean residual min=-0.002321 max=0.001821 Jy/beam ! Clean residual mean=-0.000007 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.5739 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.5739 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=0.055272Jy sigma=0.425490 ! Fit after self-cal, rms=0.055267Jy sigma=0.425455 ! 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=0.055267Jy sigma=0.425455 ! Fit after self-cal, rms=0.055255Jy sigma=0.425179 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.134 mas, bmaj=1.405 mas, bpa=-50.36 degrees ! Estimated noise=0.51838 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00122285 Jy ! Component: 100 - total flux cleaned = -0.00121798 Jy ! Component: 150 - total flux cleaned = -0.00125726 Jy ! Component: 200 - total flux cleaned = -0.00129241 Jy ! Total flux subtracted in 200 components = -0.00129241 Jy ! Clean residual min=-0.002165 max=0.001729 Jy/beam ! Clean residual mean=-0.000006 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.572608 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 84 components and 0.572608 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=0.055182Jy sigma=0.424613 ! Fit after self-cal, rms=0.055181Jy sigma=0.424599 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 = 6.3414e-06 Jy ! Component: 100 - total flux cleaned = 7.20231e-05 Jy ! Component: 150 - total flux cleaned = 0.00013194 Jy ! Component: 200 - total flux cleaned = 0.000131356 Jy ! Total flux subtracted in 200 components = 0.000131356 Jy ! Clean residual min=-0.002089 max=0.001743 Jy/beam ! Clean residual mean=-0.000006 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.572739 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.572739 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=0.055149Jy sigma=0.424348 ! Fit after self-cal, rms=0.055147Jy sigma=0.424337 ! 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=0.055147Jy sigma=0.424337 ! Fit after self-cal, rms=0.055159Jy sigma=0.424188 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.389 mas, bmaj=2.643 mas, bpa=84.64 degrees ! Estimated noise=0.6477 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000818163 Jy ! Component: 100 - total flux cleaned = -0.000848146 Jy ! Component: 150 - total flux cleaned = -0.000889892 Jy ! Component: 200 - total flux cleaned = -0.000969062 Jy ! Total flux subtracted in 200 components = -0.000969062 Jy ! Clean residual min=-0.001751 max=0.001696 Jy/beam ! Clean residual mean=-0.000012 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.57177 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 99 components and 0.57177 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=0.055138Jy sigma=0.424038 ! Fit after self-cal, rms=0.055135Jy sigma=0.424011 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 = -5.6844e-05 Jy ! Component: 100 - total flux cleaned = -7.47068e-06 Jy ! Component: 150 - total flux cleaned = -7.77559e-06 Jy ! Component: 200 - total flux cleaned = -1.71315e-05 Jy ! Total flux subtracted in 200 components = -1.71315e-05 Jy ! Clean residual min=-0.001699 max=0.001664 Jy/beam ! Clean residual mean=-0.000011 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.571753 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 105 components and 0.571753 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=0.055133Jy sigma=0.423994 ! Fit after self-cal, rms=0.055132Jy sigma=0.423989 ! 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=1.136 mas, bmaj=1.407 mas, bpa=-50.27 degrees ! Estimated noise=0.518246 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.136 x 1.407 at -50.27 degrees (North through East) ! Clean map min=-0.0018654 max=0.47823 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=0.8486 mas, bmaj=1.088 mas, bpa=-44.43 degrees ! Estimated noise=1.08469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.362196 Jy ! Component: 100 - total flux cleaned = 0.445663 Jy ! Component: 150 - total flux cleaned = 0.482719 Jy ! Component: 200 - total flux cleaned = 0.50589 Jy ! Total flux subtracted in 200 components = 0.50589 Jy ! Clean residual min=-0.004989 max=0.012588 Jy/beam ! Clean residual mean=-0.000011 rms=0.001383 Jy/beam ! Combined flux in latest and established models = 0.50589 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.50589 Jy ! Inverting map and beam ! Estimated beam: bmin=1.136 mas, bmaj=1.407 mas, bpa=-50.27 degrees ! Estimated noise=0.518246 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 = 0.0239935 Jy ! Component: 100 - total flux cleaned = 0.0372543 Jy ! Component: 150 - total flux cleaned = 0.0451161 Jy ! Component: 200 - total flux cleaned = 0.0500597 Jy ! Total flux subtracted in 200 components = 0.0500597 Jy ! Clean residual min=-0.001948 max=0.002762 Jy/beam ! Clean residual mean=-0.000017 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.55595 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 59 components and 0.55595 Jy ! Inverting map ! Added new window around map position (-1, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353536 Jy ! Component: 100 - total flux cleaned = 0.00623467 Jy ! Component: 150 - total flux cleaned = 0.00836212 Jy ! Component: 200 - total flux cleaned = 0.00998039 Jy ! Total flux subtracted in 200 components = 0.00998039 Jy ! Clean residual min=-0.001571 max=0.001590 Jy/beam ! Clean residual mean=-0.000010 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.56593 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 80 components and 0.56593 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=2.389 mas, bmaj=2.643 mas, bpa=84.64 degrees ! Estimated noise=0.6477 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020406 Jy ! Component: 100 - total flux cleaned = 0.00336894 Jy ! Component: 150 - total flux cleaned = 0.00410334 Jy ! Component: 200 - total flux cleaned = 0.00440661 Jy ! Total flux subtracted in 200 components = 0.00440661 Jy ! Clean residual min=-0.001741 max=0.001761 Jy/beam ! Clean residual mean=-0.000014 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.570337 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 = 0.000181035 Jy ! Component: 100 - total flux cleaned = 0.000361944 Jy ! Component: 150 - total flux cleaned = 0.0004821 Jy ! Component: 200 - total flux cleaned = 0.00053595 Jy ! Total flux subtracted in 200 components = 0.00053595 Jy ! Clean residual min=-0.001693 max=0.001698 Jy/beam ! Clean residual mean=-0.000012 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.570873 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 109 components and 0.570872 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.136 mas, bmaj=1.407 mas, bpa=-50.27 degrees ! Estimated noise=0.518246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000144473 Jy ! Component: 100 - total flux cleaned = -0.000142345 Jy ! Component: 150 - total flux cleaned = -0.00017136 Jy ! Component: 200 - total flux cleaned = -0.000112696 Jy ! Total flux subtracted in 200 components = -0.000112696 Jy ! Clean residual min=-0.001444 max=0.001474 Jy/beam ! Clean residual mean=-0.000006 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.57076 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.57076 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=0.055028Jy sigma=0.423173 ! Fit after self-cal, rms=0.055022Jy sigma=0.423135 wmodel J0843+6833_X_map.mod ! Writing 128 model components to file: J0843+6833_X_map.mod wobs J0843+6833_X_uvs.fits ! Writing UV FITS file: J0843+6833_X_uvs.fits wwins J0843+6833_X_map.win ! wwins: Wrote 4 windows to J0843+6833_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 = 0.000282281 Jy ! Component: 100 - total flux cleaned = 0.000308699 Jy ! Component: 150 - total flux cleaned = 0.000260511 Jy ! Component: 200 - total flux cleaned = 0.000167984 Jy ! Component: 250 - total flux cleaned = 0.000123407 Jy ! Component: 300 - total flux cleaned = 0.000101196 Jy ! Component: 350 - total flux cleaned = 0.000143471 Jy ! Component: 400 - total flux cleaned = 0.000143299 Jy ! Component: 450 - total flux cleaned = 0.00020394 Jy ! Component: 500 - total flux cleaned = 0.000183745 Jy ! Component: 550 - total flux cleaned = 0.00022227 Jy ! Component: 600 - total flux cleaned = 0.000241185 Jy ! Component: 650 - total flux cleaned = 0.000259803 Jy ! Component: 700 - total flux cleaned = 0.000259884 Jy ! Component: 750 - total flux cleaned = 0.000278454 Jy ! Component: 800 - total flux cleaned = 0.000278393 Jy ! Component: 850 - total flux cleaned = 0.000278286 Jy ! Component: 900 - total flux cleaned = 0.000209469 Jy ! Component: 950 - total flux cleaned = 0.000175491 Jy ! Component: 1000 - total flux cleaned = 0.00017548 Jy ! Component: 1050 - total flux cleaned = 0.000125787 Jy ! Component: 1100 - total flux cleaned = 4.49712e-05 Jy ! Component: 1150 - total flux cleaned = 6.0839e-05 Jy ! Component: 1200 - total flux cleaned = -2.01602e-06 Jy ! Component: 1250 - total flux cleaned = -4.82725e-05 Jy ! Component: 1300 - total flux cleaned = 1.30771e-05 Jy ! Component: 1350 - total flux cleaned = -3.22694e-05 Jy ! Component: 1400 - total flux cleaned = -3.22824e-05 Jy ! Component: 1450 - total flux cleaned = -3.23196e-05 Jy ! Component: 1500 - total flux cleaned = -6.14246e-05 Jy ! Component: 1550 - total flux cleaned = -3.90747e-06 Jy ! Component: 1600 - total flux cleaned = -0.000103803 Jy ! Component: 1650 - total flux cleaned = -0.00010357 Jy ! Component: 1700 - total flux cleaned = -6.17001e-05 Jy ! Component: 1750 - total flux cleaned = -7.53388e-05 Jy ! Component: 1800 - total flux cleaned = -0.00011621 Jy ! Component: 1850 - total flux cleaned = -8.9504e-05 Jy ! Component: 1900 - total flux cleaned = -0.000115931 Jy ! Component: 1950 - total flux cleaned = -0.000102715 Jy ! Component: 2000 - total flux cleaned = -0.000141651 Jy ! Component: 2050 - total flux cleaned = -0.000103088 Jy ! Component: 2100 - total flux cleaned = -0.000166679 Jy ! Component: 2150 - total flux cleaned = -0.000153913 Jy ! Component: 2200 - total flux cleaned = -0.000153844 Jy ! Component: 2250 - total flux cleaned = -0.000178523 Jy ! Component: 2300 - total flux cleaned = -0.000178675 Jy ! Component: 2350 - total flux cleaned = -0.000251281 Jy ! Component: 2400 - total flux cleaned = -0.000263317 Jy ! Component: 2450 - total flux cleaned = -0.000263252 Jy ! Component: 2500 - total flux cleaned = -0.000286663 Jy ! Component: 2550 - total flux cleaned = -0.00032145 Jy ! Component: 2600 - total flux cleaned = -0.000321338 Jy ! Component: 2650 - total flux cleaned = -0.000367212 Jy ! Component: 2700 - total flux cleaned = -0.000310701 Jy ! Component: 2750 - total flux cleaned = -0.000355637 Jy ! Component: 2800 - total flux cleaned = -0.000411268 Jy ! Component: 2850 - total flux cleaned = -0.000389272 Jy ! Component: 2900 - total flux cleaned = -0.000378345 Jy ! Component: 2950 - total flux cleaned = -0.000410727 Jy ! Component: 3000 - total flux cleaned = -0.000421403 Jy ! Component: 3050 - total flux cleaned = -0.00042144 Jy ! Component: 3100 - total flux cleaned = -0.000431943 Jy ! Component: 3150 - total flux cleaned = -0.00044243 Jy ! Component: 3200 - total flux cleaned = -0.000504568 Jy ! Component: 3250 - total flux cleaned = -0.000504767 Jy ! Component: 3300 - total flux cleaned = -0.000545683 Jy ! Component: 3350 - total flux cleaned = -0.00059633 Jy ! Component: 3400 - total flux cleaned = -0.000596369 Jy ! Component: 3450 - total flux cleaned = -0.000626293 Jy ! Component: 3500 - total flux cleaned = -0.000675969 Jy ! Component: 3550 - total flux cleaned = -0.000675999 Jy ! Component: 3600 - total flux cleaned = -0.000685837 Jy ! Component: 3650 - total flux cleaned = -0.000753652 Jy ! Component: 3700 - total flux cleaned = -0.000772843 Jy ! Component: 3750 - total flux cleaned = -0.000849335 Jy ! Component: 3800 - total flux cleaned = -0.000830352 Jy ! Component: 3850 - total flux cleaned = -0.000896205 Jy ! Component: 3900 - total flux cleaned = -0.000914977 Jy ! Component: 3950 - total flux cleaned = -0.000952015 Jy ! Component: 4000 - total flux cleaned = -0.00096138 Jy ! Component: 4050 - total flux cleaned = -0.00101631 Jy ! Total flux subtracted in 4096 components = -0.0010253 Jy ! Clean residual min=-0.000487 max=0.000455 Jy/beam ! Clean residual mean=-0.000002 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.569734 Jy keep ! Adding 340 model components to the UV plane model. ! The established model now contains 468 components and 0.569734 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0843+6833_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.136 x 1.407 at -50.27 degrees (North through East) ! Clean map min=-0.0012433 max=0.47944 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0843+6833_X_map.fits wmodel /image_prod/ug002_uva//J0843+6833_X_map.mod ! Writing 468 model components to file: /image_prod/ug002_uva//J0843+6833_X_map.mod wobs /image_prod/ug002_uva//J0843+6833_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0843+6833_X_uvs.fits wwins /image_prod/ug002_uva//J0843+6833_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0843+6833_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.479436 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159846 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.100021 0.100021 0.200042 0.400085 0.800169 1.60034 3.20068 6.40135 12.8027 25.6054 51.2108 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.479 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2999.36 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0843+6833_X_dfm.log closed on Wed Mar 4 22:33:07 2020