! Started logfile: .//J1331-2749_C_dfm.log on Mon Jan 20 18:08:17 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1331-2749_C_uva.fits ! Reading UV FITS file: .//J1331-2749_C_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.966387 visibilities/baseline/integration-bin. ! Found source: J1331-2749 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2760 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1331-2749_C] 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 0.300x0.300 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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002910Jy sigma=12.163018 ! Fit after self-cal, rms=0.955746Jy sigma=11.551154 ! 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=2.277 mas, bmaj=28.93 mas, bpa=-20.72 degrees ! Estimated noise=2.08352 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 = 0.0332681 Jy ! Component: 100 - total flux cleaned = 0.0413993 Jy ! Total flux subtracted in 100 components = 0.0413993 Jy ! Clean residual min=-0.005058 max=0.005722 Jy/beam ! Clean residual mean=0.000042 rms=0.001681 Jy/beam ! Combined flux in latest and established models = 0.0413993 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0413993 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=0.061709Jy sigma=0.687590 ! Fit after self-cal, rms=0.060694Jy sigma=0.676953 ! 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=2.993 mas, bmaj=29.54 mas, bpa=-21.2 degrees ! Estimated noise=1.13987 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 = 0.00817537 Jy ! Component: 100 - total flux cleaned = 0.0112369 Jy ! Component: 150 - total flux cleaned = 0.0115041 Jy ! Component: 200 - total flux cleaned = 0.0120206 Jy ! Total flux subtracted in 200 components = 0.0120206 Jy ! Clean residual min=-0.002445 max=0.002185 Jy/beam ! Clean residual mean=0.000029 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.0534199 Jy ! Performing phase self-cal ! Adding 81 model components to the UV plane model. ! The established model now contains 90 components and 0.0534199 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=0.059797Jy sigma=0.661347 ! Fit after self-cal, rms=0.059850Jy sigma=0.661057 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.993 x 29.54 at -21.2 degrees (North through East) ! Clean map min=-0.0024294 max=0.047543 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.82 HN 1.07 KP 1.06 LA 0.97 ! NL 0.96 OV 1.11 PT 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.19 KP 0.99 LA 0.98 ! NL 1.12 OV 1.04 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.03 KP 0.94 LA 0.99 ! NL 1.02 OV 1.15 PT 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.85 HN 1.08 KP 0.94 LA 1.18 ! NL 1.08 OV 0.99 PT 0.79 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.87 HN 0.95 KP 1.09 LA 1.08 ! NL 1.04 OV 0.99 PT 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.83 KP 1.01 LA 0.98 ! NL 1.06 OV 1.06 PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.12 KP 1.08 LA 0.86 ! NL 0.97 OV 1.16 PT 0.86 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 0.96 KP 0.95 LA 1.06 ! NL 1.01 OV 0.95 PT 1.00 ! ! ! Fit before self-cal, rms=0.059850Jy sigma=0.661057 ! Fit after self-cal, rms=0.061288Jy sigma=0.656264 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.027 mas, bmaj=29.52 mas, bpa=-21.22 degrees ! Estimated noise=1.12015 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 = -0.000387319 Jy ! Component: 100 - total flux cleaned = -0.000293986 Jy ! Component: 150 - total flux cleaned = -0.000170511 Jy ! Component: 200 - total flux cleaned = -0.000131238 Jy ! Total flux subtracted in 200 components = -0.000131238 Jy ! Clean residual min=-0.001913 max=0.001977 Jy/beam ! Clean residual mean=-0.000010 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.0532887 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 116 components and 0.0532887 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=0.061212Jy sigma=0.655483 ! Fit after self-cal, rms=0.061429Jy sigma=0.654824 ! 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=0.061429Jy sigma=0.654824 ! Fit after self-cal, rms=0.061835Jy sigma=0.654720 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.015 mas, bmaj=29.5 mas, bpa=-21.19 degrees ! Estimated noise=1.1207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000248753 Jy ! Component: 100 - total flux cleaned = -0.000214506 Jy ! Component: 150 - total flux cleaned = -0.00015002 Jy ! Component: 200 - total flux cleaned = -8.99834e-05 Jy ! Total flux subtracted in 200 components = -8.99834e-05 Jy ! Clean residual min=-0.001928 max=0.002007 Jy/beam ! Clean residual mean=-0.000009 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.0531987 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 132 components and 0.0531987 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=0.061790Jy sigma=0.654295 ! Fit after self-cal, rms=0.061840Jy sigma=0.654225 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 = -9.32826e-05 Jy ! Component: 100 - total flux cleaned = -5.788e-06 Jy ! Component: 150 - total flux cleaned = 4.80655e-05 Jy ! Component: 200 - total flux cleaned = 9.93389e-05 Jy ! Total flux subtracted in 200 components = 9.93389e-05 Jy ! Clean residual min=-0.001927 max=0.001966 Jy/beam ! Clean residual mean=-0.000008 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.053298 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 149 components and 0.053298 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=0.061810Jy sigma=0.653975 ! Fit after self-cal, rms=0.061809Jy sigma=0.653951 ! 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=0.061809Jy sigma=0.653951 ! Fit after self-cal, rms=0.061752Jy sigma=0.653929 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.003 mas, bmaj=29.49 mas, bpa=-21.17 degrees ! Estimated noise=1.11916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.82028e-05 Jy ! Component: 100 - total flux cleaned = 8.83776e-05 Jy ! Component: 150 - total flux cleaned = 0.00011311 Jy ! Component: 200 - total flux cleaned = 0.0002041 Jy ! Total flux subtracted in 200 components = 0.0002041 Jy ! Clean residual min=-0.001876 max=0.001943 Jy/beam ! Clean residual mean=-0.000007 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.0535021 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 161 components and 0.0535021 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=0.061729Jy sigma=0.653731 ! Fit after self-cal, rms=0.061718Jy sigma=0.653703 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 = 0.000135024 Jy ! Component: 100 - total flux cleaned = 0.000134793 Jy ! Component: 150 - total flux cleaned = 0.000155608 Jy ! Component: 200 - total flux cleaned = 0.000197815 Jy ! Total flux subtracted in 200 components = 0.000197815 Jy ! Clean residual min=-0.001897 max=0.001975 Jy/beam ! Clean residual mean=-0.000007 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0537 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 179 components and 0.0536999 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=0.061698Jy sigma=0.653540 ! Fit after self-cal, rms=0.061713Jy sigma=0.653511 ! Inverting map ! Added new window around map position (-42.6, -11.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000343087 Jy ! Component: 100 - total flux cleaned = -0.000286383 Jy ! Component: 150 - total flux cleaned = -0.000222707 Jy ! Component: 200 - total flux cleaned = -0.000221071 Jy ! Total flux subtracted in 200 components = -0.000221071 Jy ! Clean residual min=-0.001348 max=0.001473 Jy/beam ! Clean residual mean=-0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0534789 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 219 components and 0.0534789 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=0.061541Jy sigma=0.652225 ! Fit after self-cal, rms=0.061533Jy sigma=0.652040 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.061533Jy sigma=0.652040 ! Fit after self-cal, rms=0.061218Jy sigma=0.651988 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.63 mas, bmaj=31.01 mas, bpa=-23 degrees ! Estimated noise=1.1353 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000182362 Jy ! Component: 100 - total flux cleaned = -4.23989e-05 Jy ! Component: 150 - total flux cleaned = 8.2541e-05 Jy ! Component: 200 - total flux cleaned = 0.000256711 Jy ! Total flux subtracted in 200 components = 0.000256711 Jy ! Clean residual min=-0.001147 max=0.001237 Jy/beam ! Clean residual mean=-0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0537356 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 254 components and 0.0537356 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=0.061163Jy sigma=0.651583 ! Fit after self-cal, rms=0.061146Jy sigma=0.651486 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 = 0.000245844 Jy ! Component: 100 - total flux cleaned = 0.000540402 Jy ! Component: 150 - total flux cleaned = 0.000631199 Jy ! Component: 200 - total flux cleaned = 0.000804044 Jy ! Total flux subtracted in 200 components = 0.000804044 Jy ! Clean residual min=-0.001145 max=0.001188 Jy/beam ! Clean residual mean=0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0545396 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 275 components and 0.0545396 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=0.061091Jy sigma=0.651127 ! Fit after self-cal, rms=0.061079Jy sigma=0.651100 ! 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=2.992 mas, bmaj=29.45 mas, bpa=-21.15 degrees ! Estimated noise=1.11403 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.992 x 29.45 at -21.15 degrees (North through East) ! Clean map min=-0.0032589 max=0.046381 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=2.254 mas, bmaj=29.02 mas, bpa=-20.69 degrees ! Estimated noise=2.03386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0330342 Jy ! Component: 100 - total flux cleaned = 0.0386642 Jy ! Component: 150 - total flux cleaned = 0.0373694 Jy ! Component: 200 - total flux cleaned = 0.0351762 Jy ! Total flux subtracted in 200 components = 0.0351762 Jy ! Clean residual min=-0.005771 max=0.004657 Jy/beam ! Clean residual mean=0.000029 rms=0.001694 Jy/beam ! Combined flux in latest and established models = 0.0351762 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 53 model components to the UV plane model. ! The established model now contains 53 components and 0.0351762 Jy ! Inverting map and beam ! Estimated beam: bmin=2.992 mas, bmaj=29.45 mas, bpa=-21.15 degrees ! Estimated noise=1.11403 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 = 0.00613124 Jy ! Component: 100 - total flux cleaned = 0.00755596 Jy ! Component: 150 - total flux cleaned = 0.00735877 Jy ! Component: 200 - total flux cleaned = 0.00735089 Jy ! Total flux subtracted in 200 components = 0.00735089 Jy ! Clean residual min=-0.002386 max=0.002062 Jy/beam ! Clean residual mean=0.000015 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.0425271 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 98 components and 0.0425271 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.63 mas, bmaj=31.01 mas, bpa=-23 degrees ! Estimated noise=1.1353 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000241407 Jy ! Component: 100 - total flux cleaned = -0.000379224 Jy ! Component: 150 - total flux cleaned = -0.000871591 Jy ! Component: 200 - total flux cleaned = -0.00145273 Jy ! Total flux subtracted in 200 components = -0.00145273 Jy ! Clean residual min=-0.001469 max=0.001311 Jy/beam ! Clean residual mean=0.000009 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.0410744 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 = -0.000263135 Jy ! Component: 100 - total flux cleaned = -0.00042134 Jy ! Component: 150 - total flux cleaned = -0.000347565 Jy ! Component: 200 - total flux cleaned = -0.000313084 Jy ! Total flux subtracted in 200 components = -0.000313084 Jy ! Clean residual min=-0.001310 max=0.001230 Jy/beam ! Clean residual mean=0.000008 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0407613 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 175 components and 0.0407613 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.992 mas, bmaj=29.45 mas, bpa=-21.15 degrees ! Estimated noise=1.11403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.59186e-05 Jy ! Component: 100 - total flux cleaned = -3.80885e-05 Jy ! Component: 150 - total flux cleaned = -0.000176546 Jy ! Component: 200 - total flux cleaned = -0.000353343 Jy ! Total flux subtracted in 200 components = -0.000353343 Jy ! Clean residual min=-0.001524 max=0.001283 Jy/beam ! Clean residual mean=0.000005 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0404079 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 207 components and 0.0404079 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=0.061035Jy sigma=0.651098 ! Fit after self-cal, rms=0.061015Jy sigma=0.650893 wmodel J1331-2749_C_map.mod ! Writing 207 model components to file: J1331-2749_C_map.mod wobs J1331-2749_C_uvs.fits ! Writing UV FITS file: J1331-2749_C_uvs.fits wwins J1331-2749_C_map.win ! wwins: Wrote 2 windows to J1331-2749_C_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 = -0.000149504 Jy ! Component: 100 - total flux cleaned = 0.000154344 Jy ! Component: 150 - total flux cleaned = 0.000332179 Jy ! Component: 200 - total flux cleaned = 0.000523415 Jy ! Component: 250 - total flux cleaned = 0.000727757 Jy ! Component: 300 - total flux cleaned = 0.000904652 Jy ! Component: 350 - total flux cleaned = 0.00103823 Jy ! Component: 400 - total flux cleaned = 0.00118639 Jy ! Component: 450 - total flux cleaned = 0.00118599 Jy ! Component: 500 - total flux cleaned = 0.00116798 Jy ! Component: 550 - total flux cleaned = 0.00120227 Jy ! Component: 600 - total flux cleaned = 0.00120193 Jy ! Component: 650 - total flux cleaned = 0.00121828 Jy ! Component: 700 - total flux cleaned = 0.00123419 Jy ! Component: 750 - total flux cleaned = 0.00126595 Jy ! Component: 800 - total flux cleaned = 0.00128143 Jy ! Component: 850 - total flux cleaned = 0.00128128 Jy ! Component: 900 - total flux cleaned = 0.00129625 Jy ! Component: 950 - total flux cleaned = 0.00129618 Jy ! Component: 1000 - total flux cleaned = 0.00133953 Jy ! Component: 1050 - total flux cleaned = 0.00132526 Jy ! Component: 1100 - total flux cleaned = 0.00135339 Jy ! Component: 1150 - total flux cleaned = 0.00139469 Jy ! Component: 1200 - total flux cleaned = 0.00138116 Jy ! Component: 1250 - total flux cleaned = 0.0014079 Jy ! Component: 1300 - total flux cleaned = 0.00139468 Jy ! Component: 1350 - total flux cleaned = 0.00135563 Jy ! Component: 1400 - total flux cleaned = 0.00132996 Jy ! Component: 1450 - total flux cleaned = 0.0013046 Jy ! Component: 1500 - total flux cleaned = 0.00125446 Jy ! Component: 1550 - total flux cleaned = 0.00122979 Jy ! Component: 1600 - total flux cleaned = 0.00120523 Jy ! Component: 1650 - total flux cleaned = 0.00116864 Jy ! Component: 1700 - total flux cleaned = 0.00112051 Jy ! Component: 1750 - total flux cleaned = 0.00110862 Jy ! Component: 1800 - total flux cleaned = 0.00107296 Jy ! Component: 1850 - total flux cleaned = 0.00101395 Jy ! Component: 1900 - total flux cleaned = 0.000967082 Jy ! Component: 1950 - total flux cleaned = 0.000943752 Jy ! Component: 2000 - total flux cleaned = 0.000932099 Jy ! Component: 2050 - total flux cleaned = 0.000897238 Jy ! Component: 2100 - total flux cleaned = 0.000897156 Jy ! Component: 2150 - total flux cleaned = 0.000897166 Jy ! Component: 2200 - total flux cleaned = 0.000862432 Jy ! Component: 2250 - total flux cleaned = 0.000850961 Jy ! Component: 2300 - total flux cleaned = 0.000839332 Jy ! Component: 2350 - total flux cleaned = 0.000804701 Jy ! Component: 2400 - total flux cleaned = 0.000793181 Jy ! Component: 2450 - total flux cleaned = 0.000781553 Jy ! Component: 2500 - total flux cleaned = 0.00076995 Jy ! Component: 2550 - total flux cleaned = 0.000746705 Jy ! Component: 2600 - total flux cleaned = 0.000758348 Jy ! Component: 2650 - total flux cleaned = 0.000758378 Jy ! Component: 2700 - total flux cleaned = 0.000746706 Jy ! Component: 2750 - total flux cleaned = 0.000735052 Jy ! Component: 2800 - total flux cleaned = 0.000723319 Jy ! Component: 2850 - total flux cleaned = 0.000723302 Jy ! Component: 2900 - total flux cleaned = 0.000735029 Jy ! Component: 2950 - total flux cleaned = 0.000735137 Jy ! Component: 3000 - total flux cleaned = 0.000735011 Jy ! Component: 3050 - total flux cleaned = 0.000758867 Jy ! Component: 3100 - total flux cleaned = 0.000746969 Jy ! Component: 3150 - total flux cleaned = 0.000759011 Jy ! Component: 3200 - total flux cleaned = 0.000722746 Jy ! Component: 3250 - total flux cleaned = 0.000710556 Jy ! Component: 3300 - total flux cleaned = 0.000686053 Jy ! Component: 3350 - total flux cleaned = 0.000673654 Jy ! Component: 3400 - total flux cleaned = 0.000661261 Jy ! Component: 3450 - total flux cleaned = 0.000623755 Jy ! Component: 3500 - total flux cleaned = 0.000623673 Jy ! Component: 3550 - total flux cleaned = 0.000610875 Jy ! Component: 3600 - total flux cleaned = 0.000610925 Jy ! Component: 3650 - total flux cleaned = 0.000610824 Jy ! Component: 3700 - total flux cleaned = 0.000610847 Jy ! Component: 3750 - total flux cleaned = 0.000610907 Jy ! Component: 3800 - total flux cleaned = 0.000610829 Jy ! Component: 3850 - total flux cleaned = 0.000583389 Jy ! Component: 3900 - total flux cleaned = 0.000597169 Jy ! Component: 3950 - total flux cleaned = 0.00058297 Jy ! Component: 4000 - total flux cleaned = 0.000597109 Jy ! Component: 4050 - total flux cleaned = 0.000582668 Jy ! Total flux subtracted in 4096 components = 0.000582588 Jy ! Clean residual min=-0.000756 max=0.000776 Jy/beam ! Clean residual mean=-0.000012 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0409905 Jy keep ! Adding 253 model components to the UV plane model. ! The established model now contains 460 components and 0.0409905 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1331-2749_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.992 x 29.45 at -21.15 degrees (North through East) ! Clean map min=-0.0032796 max=0.043993 Jy/beam ! Writing clean map to FITS file: .//J1331-2749_C_map.fits wmodel .//J1331-2749_C_map.mod ! Writing 460 model components to file: .//J1331-2749_C_map.mod wobs .//J1331-2749_C_uvs.fits ! Writing UV FITS file: .//J1331-2749_C_uvs.fits wwins .//J1331-2749_C_map.win ! wwins: Wrote 3 windows to .//J1331-2749_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0439928 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000327716 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.23479 2.23479 4.46958 8.93917 17.8783 35.7567 71.5133 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 134.24 quit ! Quitting program ! Log file .//J1331-2749_C_dfm.log closed on Mon Jan 20 18:08:22 2020