! Started logfile: .//J1615+4711_X_dfm.log on Mon Jan 20 18:25:09 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1615+4711_X_uva.fits ! Reading UV FITS file: .//J1615+4711_X_uva.fits ! AN table 1: 47 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.983924 visibilities/baseline/integration-bin. ! Found source: J1615+4711 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 16648 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J1615+4711_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001664Jy sigma=21.447918 ! Fit after self-cal, rms=0.948100Jy sigma=20.306568 ! 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=0.6967 mas, bmaj=2.746 mas, bpa=-30.69 degrees ! Estimated noise=0.620592 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 = 0.0387433 Jy ! Component: 100 - total flux cleaned = 0.048208 Jy ! Total flux subtracted in 100 components = 0.048208 Jy ! Clean residual min=-0.004124 max=0.005011 Jy/beam ! Clean residual mean=0.000000 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.048208 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.048208 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. ! ! Fit before self-cal, rms=0.035493Jy sigma=0.742668 ! Fit after self-cal, rms=0.034715Jy sigma=0.724478 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00536073 Jy ! Component: 100 - total flux cleaned = 0.00866999 Jy ! Total flux subtracted in 100 components = 0.00866999 Jy ! Clean residual min=-0.003478 max=0.003889 Jy/beam ! Clean residual mean=0.000000 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.056878 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.056878 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. ! ! Fit before self-cal, rms=0.033730Jy sigma=0.703211 ! Fit after self-cal, rms=0.033693Jy sigma=0.701944 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9333 mas, bmaj=2.743 mas, bpa=-31.18 degrees ! Estimated noise=0.258468 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 (-14.2, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416598 Jy ! Component: 100 - total flux cleaned = 0.00549695 Jy ! Component: 150 - total flux cleaned = 0.00654737 Jy ! Component: 200 - total flux cleaned = 0.00701794 Jy ! Total flux subtracted in 200 components = 0.00701794 Jy ! Clean residual min=-0.002223 max=0.002774 Jy/beam ! Clean residual mean=-0.000001 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.0638959 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 45 components and 0.0638959 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. ! ! Fit before self-cal, rms=0.033053Jy sigma=0.688189 ! Fit after self-cal, rms=0.033005Jy sigma=0.687269 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9333 x 2.743 at -31.18 degrees (North through East) ! Clean map min=-0.0022346 max=0.051862 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.93 HN 0.97 KP 0.99 ! LA 1.04 MK 1.02 NL 0.91 OV 1.06 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.00 KP 1.02 ! LA 0.99 MK 0.96 NL 0.90 OV 1.04 ! PT 0.95 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 0.96 KP 1.02 ! LA 1.01 MK 0.98 NL 0.94 OV 1.06 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.01 KP 1.00 ! LA 1.02 MK 0.95 NL 0.92 OV 1.02 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.05 KP 1.03 ! LA 0.93 MK 1.03 NL 0.95 OV 1.08 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.99 KP 1.01 ! LA 0.96 MK 1.03 NL 0.94 OV 1.08 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.90 HN 0.99 KP 1.04 ! LA 0.99 MK 0.99 NL 0.94 OV 1.03 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.08 KP 0.98 ! LA 1.01 MK 1.07 NL 0.89 OV 1.02 ! PT 0.98 SC 0.95 ! ! ! Fit before self-cal, rms=0.033005Jy sigma=0.687269 ! Fit after self-cal, rms=0.032195Jy sigma=0.683076 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9384 mas, bmaj=2.754 mas, bpa=-31.28 degrees ! Estimated noise=0.253352 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 = -0.0002576 Jy ! Component: 100 - total flux cleaned = -0.000360833 Jy ! Component: 150 - total flux cleaned = -0.000364287 Jy ! Component: 200 - total flux cleaned = -0.000431129 Jy ! Total flux subtracted in 200 components = -0.000431129 Jy ! Clean residual min=-0.001888 max=0.001912 Jy/beam ! Clean residual mean=0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.0634648 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 66 components and 0.0634648 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. ! ! Fit before self-cal, rms=0.032059Jy sigma=0.680179 ! Fit after self-cal, rms=0.032051Jy sigma=0.679896 ! Inverting map ! Added new window around map position (14, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000712908 Jy ! Component: 100 - total flux cleaned = 0.000631126 Jy ! Component: 150 - total flux cleaned = 0.000563527 Jy ! Component: 200 - total flux cleaned = 0.000534389 Jy ! Total flux subtracted in 200 components = 0.000534389 Jy ! Clean residual min=-0.001835 max=0.001413 Jy/beam ! Clean residual mean=-0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0639992 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 89 components and 0.0639992 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. ! ! Fit before self-cal, rms=0.031928Jy sigma=0.677263 ! Fit after self-cal, rms=0.031914Jy sigma=0.677016 ! 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. ! ! Fit before self-cal, rms=0.031914Jy sigma=0.677016 ! Fit after self-cal, rms=0.031951Jy sigma=0.676885 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9409 mas, bmaj=2.753 mas, bpa=-31.34 degrees ! Estimated noise=0.253285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132476 Jy ! Component: 100 - total flux cleaned = -0.000246196 Jy ! Component: 150 - total flux cleaned = -0.000273579 Jy ! Component: 200 - total flux cleaned = -0.000295783 Jy ! Total flux subtracted in 200 components = -0.000295783 Jy ! Clean residual min=-0.001723 max=0.001279 Jy/beam ! Clean residual mean=-0.000000 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0637034 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 105 components and 0.0637034 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. ! ! Fit before self-cal, rms=0.031905Jy sigma=0.675921 ! Fit after self-cal, rms=0.031903Jy sigma=0.675836 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 = -2.07717e-05 Jy ! Component: 100 - total flux cleaned = -1.99315e-05 Jy ! Component: 150 - total flux cleaned = -4.04522e-05 Jy ! Component: 200 - total flux cleaned = -5.96765e-05 Jy ! Total flux subtracted in 200 components = -5.96765e-05 Jy ! Clean residual min=-0.001642 max=0.001173 Jy/beam ! Clean residual mean=0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0636437 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 114 components and 0.0636437 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. ! ! Fit before self-cal, rms=0.031877Jy sigma=0.675276 ! Fit after self-cal, rms=0.031875Jy sigma=0.675238 ! 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. ! ! Fit before self-cal, rms=0.031875Jy sigma=0.675238 ! Fit after self-cal, rms=0.031935Jy sigma=0.675215 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9416 mas, bmaj=2.756 mas, bpa=-31.35 degrees ! Estimated noise=0.253587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000121651 Jy ! Component: 100 - total flux cleaned = -0.000139977 Jy ! Component: 150 - total flux cleaned = -0.000157743 Jy ! Component: 200 - total flux cleaned = -0.000190809 Jy ! Total flux subtracted in 200 components = -0.000190809 Jy ! Clean residual min=-0.001585 max=0.001124 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0634529 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 123 components and 0.0634529 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. ! ! Fit before self-cal, rms=0.031916Jy sigma=0.674805 ! Fit after self-cal, rms=0.031915Jy sigma=0.674783 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 = -1.55295e-05 Jy ! Component: 100 - total flux cleaned = -1.52504e-05 Jy ! Component: 150 - total flux cleaned = -4.59616e-05 Jy ! Component: 200 - total flux cleaned = -6.00128e-05 Jy ! Total flux subtracted in 200 components = -6.00128e-05 Jy ! Clean residual min=-0.001529 max=0.001097 Jy/beam ! Clean residual mean=0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0633929 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 128 components and 0.0633929 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. ! ! Fit before self-cal, rms=0.031902Jy sigma=0.674490 ! Fit after self-cal, rms=0.031901Jy sigma=0.674479 ! 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. ! ! Fit before self-cal, rms=0.031901Jy sigma=0.674479 ! Fit after self-cal, rms=0.031932Jy sigma=0.674469 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=2.965 mas, bpa=-34.82 degrees ! Estimated noise=0.309746 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000258777 Jy ! Component: 100 - total flux cleaned = -0.000311608 Jy ! Component: 150 - total flux cleaned = -0.000295966 Jy ! Component: 200 - total flux cleaned = -0.000296534 Jy ! Total flux subtracted in 200 components = -0.000296534 Jy ! Clean residual min=-0.001378 max=0.001037 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0630964 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 145 components and 0.0630964 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. ! ! Fit before self-cal, rms=0.031923Jy sigma=0.674304 ! Fit after self-cal, rms=0.031923Jy sigma=0.674280 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 = -3.80171e-05 Jy ! Component: 100 - total flux cleaned = -3.79387e-05 Jy ! Component: 150 - total flux cleaned = -2.47248e-05 Jy ! Component: 200 - total flux cleaned = -2.49334e-05 Jy ! Total flux subtracted in 200 components = -2.49334e-05 Jy ! Clean residual min=-0.001303 max=0.001003 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0630714 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 155 components and 0.0630714 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. ! ! Fit before self-cal, rms=0.031917Jy sigma=0.674167 ! Fit after self-cal, rms=0.031917Jy sigma=0.674150 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.942 mas, bmaj=2.758 mas, bpa=-31.36 degrees ! Estimated noise=0.253688 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.942 x 2.758 at -31.36 degrees (North through East) ! Clean map min=-0.0030175 max=0.050923 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=0.7016 mas, bmaj=2.764 mas, bpa=-30.83 degrees ! Estimated noise=0.614117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0388681 Jy ! Component: 100 - total flux cleaned = 0.0486375 Jy ! Component: 150 - total flux cleaned = 0.0530953 Jy ! Component: 200 - total flux cleaned = 0.0560358 Jy ! Total flux subtracted in 200 components = 0.0560358 Jy ! Clean residual min=-0.003122 max=0.003144 Jy/beam ! Clean residual mean=-0.000001 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.0560358 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0560358 Jy ! Inverting map and beam ! Estimated beam: bmin=0.942 mas, bmaj=2.758 mas, bpa=-31.36 degrees ! Estimated noise=0.253688 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 = 0.00356639 Jy ! Component: 100 - total flux cleaned = 0.00461104 Jy ! Component: 150 - total flux cleaned = 0.0048846 Jy ! Component: 200 - total flux cleaned = 0.005103 Jy ! Total flux subtracted in 200 components = 0.005103 Jy ! Clean residual min=-0.001975 max=0.001807 Jy/beam ! Clean residual mean=-0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0611388 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 38 components and 0.0611388 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=2.086 mas, bmaj=2.965 mas, bpa=-34.82 degrees ! Estimated noise=0.309746 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000900289 Jy ! Component: 100 - total flux cleaned = 0.0011311 Jy ! Component: 150 - total flux cleaned = 0.00136005 Jy ! Component: 200 - total flux cleaned = 0.00147474 Jy ! Total flux subtracted in 200 components = 0.00147474 Jy ! Clean residual min=-0.001865 max=0.001451 Jy/beam ! Clean residual mean=0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0626135 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 = 0.000131485 Jy ! Component: 100 - total flux cleaned = 0.000217704 Jy ! Component: 150 - total flux cleaned = 0.000218459 Jy ! Component: 200 - total flux cleaned = 0.000242546 Jy ! Total flux subtracted in 200 components = 0.000242546 Jy ! Clean residual min=-0.001723 max=0.001256 Jy/beam ! Clean residual mean=0.000000 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0628561 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 83 components and 0.0628561 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.942 mas, bmaj=2.758 mas, bpa=-31.36 degrees ! Estimated noise=0.253688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000517219 Jy ! Component: 100 - total flux cleaned = -0.000614502 Jy ! Component: 150 - total flux cleaned = -0.000586286 Jy ! Component: 200 - total flux cleaned = -0.00058744 Jy ! Total flux subtracted in 200 components = -0.00058744 Jy ! Clean residual min=-0.001630 max=0.001247 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0622686 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 0.0622686 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. ! ! Fit before self-cal, rms=0.031993Jy sigma=0.675727 ! Fit after self-cal, rms=0.031987Jy sigma=0.675577 wmodel J1615+4711_X_map.mod ! Writing 108 model components to file: J1615+4711_X_map.mod wobs J1615+4711_X_uvs.fits ! Writing UV FITS file: J1615+4711_X_uvs.fits wwins J1615+4711_X_map.win ! wwins: Wrote 3 windows to J1615+4711_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 = -0.000672277 Jy ! Component: 100 - total flux cleaned = -0.000899657 Jy ! Component: 150 - total flux cleaned = -0.00100487 Jy ! Component: 200 - total flux cleaned = -0.00114395 Jy ! Component: 250 - total flux cleaned = -0.0012569 Jy ! Component: 300 - total flux cleaned = -0.00134676 Jy ! Component: 350 - total flux cleaned = -0.00141535 Jy ! Component: 400 - total flux cleaned = -0.0014318 Jy ! Component: 450 - total flux cleaned = -0.0014632 Jy ! Component: 500 - total flux cleaned = -0.00146306 Jy ! Component: 550 - total flux cleaned = -0.00146315 Jy ! Component: 600 - total flux cleaned = -0.00144889 Jy ! Component: 650 - total flux cleaned = -0.00140718 Jy ! Component: 700 - total flux cleaned = -0.00139372 Jy ! Component: 750 - total flux cleaned = -0.00134088 Jy ! Component: 800 - total flux cleaned = -0.00128918 Jy ! Component: 850 - total flux cleaned = -0.00122601 Jy ! Component: 900 - total flux cleaned = -0.00117652 Jy ! Component: 950 - total flux cleaned = -0.00111601 Jy ! Component: 1000 - total flux cleaned = -0.00103346 Jy ! Component: 1050 - total flux cleaned = -0.00098739 Jy ! Component: 1100 - total flux cleaned = -0.000930323 Jy ! Component: 1150 - total flux cleaned = -0.000896892 Jy ! Component: 1200 - total flux cleaned = -0.000863984 Jy ! Component: 1250 - total flux cleaned = -0.000820911 Jy ! Component: 1300 - total flux cleaned = -0.000810394 Jy ! Component: 1350 - total flux cleaned = -0.000789588 Jy ! Component: 1400 - total flux cleaned = -0.000758875 Jy ! Component: 1450 - total flux cleaned = -0.000768913 Jy ! Component: 1500 - total flux cleaned = -0.00075885 Jy ! Component: 1550 - total flux cleaned = -0.000758916 Jy ! Component: 1600 - total flux cleaned = -0.00077812 Jy ! Component: 1650 - total flux cleaned = -0.000768558 Jy ! Component: 1700 - total flux cleaned = -0.000759151 Jy ! Component: 1750 - total flux cleaned = -0.000740724 Jy ! Component: 1800 - total flux cleaned = -0.000704209 Jy ! Component: 1850 - total flux cleaned = -0.000695241 Jy ! Component: 1900 - total flux cleaned = -0.000686132 Jy ! Component: 1950 - total flux cleaned = -0.000641931 Jy ! Component: 2000 - total flux cleaned = -0.000615742 Jy ! Component: 2050 - total flux cleaned = -0.000615756 Jy ! Component: 2100 - total flux cleaned = -0.000590199 Jy ! Component: 2150 - total flux cleaned = -0.000581647 Jy ! Component: 2200 - total flux cleaned = -0.00055673 Jy ! Component: 2250 - total flux cleaned = -0.000523806 Jy ! Component: 2300 - total flux cleaned = -0.000499423 Jy ! Component: 2350 - total flux cleaned = -0.000475207 Jy ! Component: 2400 - total flux cleaned = -0.000451182 Jy ! Component: 2450 - total flux cleaned = -0.000427365 Jy ! Component: 2500 - total flux cleaned = -0.000403916 Jy ! Component: 2550 - total flux cleaned = -0.000380569 Jy ! Component: 2600 - total flux cleaned = -0.000380492 Jy ! Component: 2650 - total flux cleaned = -0.000327092 Jy ! Component: 2700 - total flux cleaned = -0.000319571 Jy ! Component: 2750 - total flux cleaned = -0.000304765 Jy ! Component: 2800 - total flux cleaned = -0.000319632 Jy ! Component: 2850 - total flux cleaned = -0.000319628 Jy ! Component: 2900 - total flux cleaned = -0.000297766 Jy ! Component: 2950 - total flux cleaned = -0.000276019 Jy ! Component: 3000 - total flux cleaned = -0.000247293 Jy ! Component: 3050 - total flux cleaned = -0.000211811 Jy ! Component: 3100 - total flux cleaned = -0.000211933 Jy ! Component: 3150 - total flux cleaned = -0.000191092 Jy ! Component: 3200 - total flux cleaned = -0.000191155 Jy ! Component: 3250 - total flux cleaned = -0.000197991 Jy ! Component: 3300 - total flux cleaned = -0.000197972 Jy ! Component: 3350 - total flux cleaned = -0.000177558 Jy ! Component: 3400 - total flux cleaned = -0.000137248 Jy ! Component: 3450 - total flux cleaned = -0.00015053 Jy ! Component: 3500 - total flux cleaned = -0.000123982 Jy ! Component: 3550 - total flux cleaned = -0.000117449 Jy ! Component: 3600 - total flux cleaned = -0.000104319 Jy ! Component: 3650 - total flux cleaned = -7.19012e-05 Jy ! Component: 3700 - total flux cleaned = -5.90297e-05 Jy ! Component: 3750 - total flux cleaned = -4.6217e-05 Jy ! Component: 3800 - total flux cleaned = -3.34796e-05 Jy ! Component: 3850 - total flux cleaned = -2.07905e-05 Jy ! Component: 3900 - total flux cleaned = 1.05662e-05 Jy ! Component: 3950 - total flux cleaned = 1.67811e-05 Jy ! Component: 4000 - total flux cleaned = 6.00661e-05 Jy ! Component: 4050 - total flux cleaned = 6.62119e-05 Jy ! Total flux subtracted in 4096 components = 9.67466e-05 Jy ! Clean residual min=-0.000380 max=0.000430 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0623654 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 390 components and 0.0623654 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1615+4711_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.942 x 2.758 at -31.36 degrees (North through East) ! Clean map min=-0.0025053 max=0.049861 Jy/beam ! Writing clean map to FITS file: .//J1615+4711_X_map.fits wmodel .//J1615+4711_X_map.mod ! Writing 390 model components to file: .//J1615+4711_X_map.mod wobs .//J1615+4711_X_uvs.fits ! Writing UV FITS file: .//J1615+4711_X_uvs.fits wwins .//J1615+4711_X_map.win ! wwins: Wrote 4 windows to .//J1615+4711_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0498608 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104562 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.629125 0.629125 1.25825 2.5165 5.033 10.066 20.132 40.264 80.528 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.049 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 476.852 quit ! Quitting program ! Log file .//J1615+4711_X_dfm.log closed on Mon Jan 20 18:25:13 2020