! Started logfile: .//J1804-0246_X_dfm.log on Mon Jan 20 18:43:19 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 .//J1804-0246_X_uva.fits ! Reading UV FITS file: .//J1804-0246_X_uva.fits ! AN table 1: 16 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.9875 visibilities/baseline/integration-bin. ! Found source: J1804-0246 ! ! 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 5688 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 J1804-0246_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002807Jy sigma=20.891196 ! Fit after self-cal, rms=0.976967Jy sigma=20.352560 ! 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=0.7384 mas, bmaj=2.004 mas, bpa=-1.833 degrees ! Estimated noise=0.669673 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 = 0.0180264 Jy ! Component: 100 - total flux cleaned = 0.0223761 Jy ! Total flux subtracted in 100 components = 0.0223761 Jy ! Clean residual min=-0.002306 max=0.002712 Jy/beam ! Clean residual mean=0.000002 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.0223761 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0223761 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=0.037173Jy sigma=0.748099 ! Fit after self-cal, rms=0.034314Jy sigma=0.688258 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488361 Jy ! Component: 100 - total flux cleaned = 0.00690526 Jy ! Total flux subtracted in 100 components = 0.00690526 Jy ! Clean residual min=-0.002110 max=0.002403 Jy/beam ! Clean residual mean=0.000002 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.0292814 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0292814 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=0.033537Jy sigma=0.673067 ! Fit after self-cal, rms=0.033536Jy sigma=0.672951 ! 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=0.9065 mas, bmaj=2.262 mas, bpa=-1.067 degrees ! Estimated noise=0.455323 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 = 0.00170815 Jy ! Component: 100 - total flux cleaned = 0.00256036 Jy ! Component: 150 - total flux cleaned = 0.00305022 Jy ! Component: 200 - total flux cleaned = 0.00332596 Jy ! Total flux subtracted in 200 components = 0.00332596 Jy ! Clean residual min=-0.001491 max=0.001689 Jy/beam ! Clean residual mean=0.000004 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0326074 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.0326074 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=0.033442Jy sigma=0.671438 ! Fit after self-cal, rms=0.033441Jy sigma=0.671337 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9065 x 2.262 at -1.067 degrees (North through East) ! Clean map min=-0.001393 max=0.027271 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.95 KP 1.01 ! LA 0.94 MK 0.97 NL 0.86 OV 1.10 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.10 KP 1.06 ! LA 1.03 MK 0.83 NL 0.81 OV 1.24 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.92 HN 1.12 KP 1.07 ! LA 1.15 MK 1.00 NL 0.82 OV 1.28 ! PT 0.89 SC 1.23 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.02 HN 1.16 KP 1.06 ! LA 1.06 MK 1.12 NL 0.87 OV 1.15 ! PT 0.94 SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.88 HN 1.01 KP 1.03 ! LA 1.04 MK 1.02 NL 0.89 OV 1.35 ! PT 0.82 SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 1.08 KP 0.99 ! LA 0.98 MK 1.02 NL 0.98 OV 1.21 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.88 HN 1.11 KP 0.91 ! LA 1.03 MK 1.08 NL 0.95 OV 0.93 ! PT 0.97 SC 1.38 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.94 HN 1.06 KP 1.01 ! LA 0.89 MK 1.01 NL 0.98 OV 1.07 ! PT 0.95 SC 0.95 ! ! ! Fit before self-cal, rms=0.033441Jy sigma=0.671337 ! Fit after self-cal, rms=0.034227Jy sigma=0.665353 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9142 mas, bmaj=2.279 mas, bpa=-1.436 degrees ! Estimated noise=0.459026 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 = -7.78223e-05 Jy ! Component: 100 - total flux cleaned = -5.73182e-05 Jy ! Component: 150 - total flux cleaned = -4.86453e-05 Jy ! Component: 200 - total flux cleaned = -4.85658e-05 Jy ! Total flux subtracted in 200 components = -4.85658e-05 Jy ! Clean residual min=-0.001421 max=0.001455 Jy/beam ! Clean residual mean=0.000003 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0325588 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.0325588 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=0.034221Jy sigma=0.665245 ! Fit after self-cal, rms=0.034278Jy sigma=0.664776 ! 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=0.034278Jy sigma=0.664776 ! Fit after self-cal, rms=0.034593Jy sigma=0.664730 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9154 mas, bmaj=2.285 mas, bpa=-1.607 degrees ! Estimated noise=0.460007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.73215e-05 Jy ! Component: 100 - total flux cleaned = -5.45495e-05 Jy ! Component: 150 - total flux cleaned = -4.78395e-05 Jy ! Component: 200 - total flux cleaned = -4.7919e-05 Jy ! Total flux subtracted in 200 components = -4.7919e-05 Jy ! Clean residual min=-0.001390 max=0.001428 Jy/beam ! Clean residual mean=0.000003 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.0325109 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.0325109 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=0.034589Jy sigma=0.664668 ! Fit after self-cal, rms=0.034597Jy sigma=0.664655 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 (21.2, 40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012544 Jy ! Component: 100 - total flux cleaned = 0.00171004 Jy ! Component: 150 - total flux cleaned = 0.00183777 Jy ! Component: 200 - total flux cleaned = 0.00194861 Jy ! Total flux subtracted in 200 components = 0.00194861 Jy ! Clean residual min=-0.001277 max=0.001323 Jy/beam ! Clean residual mean=0.000003 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0344595 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.0344595 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=0.034540Jy sigma=0.663608 ! Fit after self-cal, rms=0.034530Jy sigma=0.663491 ! Inverting map ! Added new window around map position (-9.6, 27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108105 Jy ! Component: 100 - total flux cleaned = 0.00162752 Jy ! Component: 150 - total flux cleaned = 0.00178636 Jy ! Component: 200 - total flux cleaned = 0.00186308 Jy ! Total flux subtracted in 200 components = 0.00186308 Jy ! Clean residual min=-0.001195 max=0.001167 Jy/beam ! Clean residual mean=0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0363226 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.0363225 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=0.034492Jy sigma=0.662632 ! Fit after self-cal, rms=0.034484Jy sigma=0.662532 ! 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=0.034484Jy sigma=0.662532 ! Fit after self-cal, rms=0.034271Jy sigma=0.662436 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9117 mas, bmaj=2.28 mas, bpa=-1.72 degrees ! Estimated noise=0.45662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000405435 Jy ! Component: 100 - total flux cleaned = 0.000546781 Jy ! Component: 150 - total flux cleaned = 0.000618105 Jy ! Component: 200 - total flux cleaned = 0.00064433 Jy ! Total flux subtracted in 200 components = 0.00064433 Jy ! Clean residual min=-0.001140 max=0.001137 Jy/beam ! Clean residual mean=0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0369669 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 79 components and 0.0369669 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=0.034258Jy sigma=0.662143 ! Fit after self-cal, rms=0.034257Jy sigma=0.662122 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 = 0.000128655 Jy ! Component: 100 - total flux cleaned = 0.000141105 Jy ! Component: 150 - total flux cleaned = 0.000153343 Jy ! Component: 200 - total flux cleaned = 0.00014226 Jy ! Total flux subtracted in 200 components = 0.00014226 Jy ! Clean residual min=-0.001135 max=0.001127 Jy/beam ! Clean residual mean=0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0371091 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 87 components and 0.0371091 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=0.034249Jy sigma=0.661954 ! Fit after self-cal, rms=0.034247Jy sigma=0.661949 ! 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=0.034247Jy sigma=0.661949 ! Fit after self-cal, rms=0.034145Jy sigma=0.661929 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.098 mas, bmaj=3.731 mas, bpa=4.773 degrees ! Estimated noise=0.574272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.92582e-05 Jy ! Component: 100 - total flux cleaned = -9.59818e-05 Jy ! Component: 150 - total flux cleaned = -0.000157109 Jy ! Component: 200 - total flux cleaned = -0.000221273 Jy ! Total flux subtracted in 200 components = -0.000221273 Jy ! Clean residual min=-0.001127 max=0.001058 Jy/beam ! Clean residual mean=0.000004 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0368879 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 103 components and 0.0368879 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=0.034144Jy sigma=0.661865 ! Fit after self-cal, rms=0.034144Jy sigma=0.661854 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 = -3.56983e-05 Jy ! Component: 100 - total flux cleaned = -0.000103908 Jy ! Component: 150 - total flux cleaned = -0.000134902 Jy ! Component: 200 - total flux cleaned = -0.000163863 Jy ! Total flux subtracted in 200 components = -0.000163863 Jy ! Clean residual min=-0.001111 max=0.001056 Jy/beam ! Clean residual mean=0.000004 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.036724 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 0.036724 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=0.034143Jy sigma=0.661832 ! Fit after self-cal, rms=0.034143Jy sigma=0.661828 ! 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=0.9089 mas, bmaj=2.275 mas, bpa=-1.74 degrees ! Estimated noise=0.455121 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9089 x 2.275 at -1.74 degrees (North through East) ! Clean map min=-0.0010322 max=0.027482 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=0.7385 mas, bmaj=2.012 mas, bpa=-2.293 degrees ! Estimated noise=0.676334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0214738 Jy ! Component: 100 - total flux cleaned = 0.0268224 Jy ! Component: 150 - total flux cleaned = 0.0294297 Jy ! Component: 200 - total flux cleaned = 0.0313409 Jy ! Total flux subtracted in 200 components = 0.0313409 Jy ! Clean residual min=-0.002138 max=0.001911 Jy/beam ! Clean residual mean=0.000001 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.0313408 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.0313408 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9089 mas, bmaj=2.275 mas, bpa=-1.74 degrees ! Estimated noise=0.455121 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 = 0.00163703 Jy ! Component: 100 - total flux cleaned = 0.00278097 Jy ! Component: 150 - total flux cleaned = 0.00369396 Jy ! Component: 200 - total flux cleaned = 0.00415089 Jy ! Total flux subtracted in 200 components = 0.00415089 Jy ! Clean residual min=-0.001209 max=0.001102 Jy/beam ! Clean residual mean=0.000002 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0354917 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 44 components and 0.0354917 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=2.098 mas, bmaj=3.731 mas, bpa=4.773 degrees ! Estimated noise=0.574272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000268538 Jy ! Component: 100 - total flux cleaned = 0.000424084 Jy ! Component: 150 - total flux cleaned = 0.000568812 Jy ! Component: 200 - total flux cleaned = 0.000665956 Jy ! Total flux subtracted in 200 components = 0.000665956 Jy ! Clean residual min=-0.001227 max=0.001008 Jy/beam ! Clean residual mean=0.000005 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0361577 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 = 4.90123e-05 Jy ! Component: 100 - total flux cleaned = 8.1836e-05 Jy ! Component: 150 - total flux cleaned = 0.000101729 Jy ! Component: 200 - total flux cleaned = 0.000129361 Jy ! Total flux subtracted in 200 components = 0.000129361 Jy ! Clean residual min=-0.001196 max=0.001025 Jy/beam ! Clean residual mean=0.000005 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0362871 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 84 components and 0.036287 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9089 mas, bmaj=2.275 mas, bpa=-1.74 degrees ! Estimated noise=0.455121 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000314084 Jy ! Component: 100 - total flux cleaned = -0.000205955 Jy ! Component: 150 - total flux cleaned = -0.000168235 Jy ! Component: 200 - total flux cleaned = -0.000115583 Jy ! Total flux subtracted in 200 components = -0.000115583 Jy ! Clean residual min=-0.001147 max=0.001110 Jy/beam ! Clean residual mean=0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0361715 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 103 components and 0.0361715 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=0.034156Jy sigma=0.662172 ! Fit after self-cal, rms=0.034155Jy sigma=0.662131 wmodel J1804-0246_X_map.mod ! Writing 103 model components to file: J1804-0246_X_map.mod wobs J1804-0246_X_uvs.fits ! Writing UV FITS file: J1804-0246_X_uvs.fits wwins J1804-0246_X_map.win ! wwins: Wrote 3 windows to J1804-0246_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 = -0.000235345 Jy ! Component: 100 - total flux cleaned = -0.000372261 Jy ! Component: 150 - total flux cleaned = -0.000427615 Jy ! Component: 200 - total flux cleaned = -0.00046218 Jy ! Component: 250 - total flux cleaned = -0.000529204 Jy ! Component: 300 - total flux cleaned = -0.000594424 Jy ! Component: 350 - total flux cleaned = -0.000641953 Jy ! Component: 400 - total flux cleaned = -0.00067299 Jy ! Component: 450 - total flux cleaned = -0.000672913 Jy ! Component: 500 - total flux cleaned = -0.000643807 Jy ! Component: 550 - total flux cleaned = -0.000643723 Jy ! Component: 600 - total flux cleaned = -0.000601945 Jy ! Component: 650 - total flux cleaned = -0.000588555 Jy ! Component: 700 - total flux cleaned = -0.000561755 Jy ! Component: 750 - total flux cleaned = -0.000522168 Jy ! Component: 800 - total flux cleaned = -0.000496409 Jy ! Component: 850 - total flux cleaned = -0.000496457 Jy ! Component: 900 - total flux cleaned = -0.000433944 Jy ! Component: 950 - total flux cleaned = -0.000409634 Jy ! Component: 1000 - total flux cleaned = -0.000397847 Jy ! Component: 1050 - total flux cleaned = -0.000421676 Jy ! Component: 1100 - total flux cleaned = -0.00039836 Jy ! Component: 1150 - total flux cleaned = -0.000444475 Jy ! Component: 1200 - total flux cleaned = -0.000444453 Jy ! Component: 1250 - total flux cleaned = -0.000433369 Jy ! Component: 1300 - total flux cleaned = -0.000455386 Jy ! Component: 1350 - total flux cleaned = -0.000466318 Jy ! Component: 1400 - total flux cleaned = -0.00045551 Jy ! Component: 1450 - total flux cleaned = -0.000476833 Jy ! Component: 1500 - total flux cleaned = -0.000476586 Jy ! Component: 1550 - total flux cleaned = -0.000455953 Jy ! Component: 1600 - total flux cleaned = -0.00046639 Jy ! Component: 1650 - total flux cleaned = -0.000486626 Jy ! Component: 1700 - total flux cleaned = -0.000466799 Jy ! Component: 1750 - total flux cleaned = -0.000496492 Jy ! Component: 1800 - total flux cleaned = -0.000496589 Jy ! Component: 1850 - total flux cleaned = -0.000496707 Jy ! Component: 1900 - total flux cleaned = -0.000525399 Jy ! Component: 1950 - total flux cleaned = -0.000515919 Jy ! Component: 2000 - total flux cleaned = -0.000515948 Jy ! Component: 2050 - total flux cleaned = -0.000516014 Jy ! Component: 2100 - total flux cleaned = -0.00054366 Jy ! Component: 2150 - total flux cleaned = -0.000516438 Jy ! Component: 2200 - total flux cleaned = -0.000552551 Jy ! Component: 2250 - total flux cleaned = -0.00053465 Jy ! Component: 2300 - total flux cleaned = -0.000570145 Jy ! Component: 2350 - total flux cleaned = -0.000561427 Jy ! Component: 2400 - total flux cleaned = -0.000596212 Jy ! Component: 2450 - total flux cleaned = -0.000587625 Jy ! Component: 2500 - total flux cleaned = -0.000604667 Jy ! Component: 2550 - total flux cleaned = -0.000587681 Jy ! Component: 2600 - total flux cleaned = -0.000570891 Jy ! Component: 2650 - total flux cleaned = -0.000570999 Jy ! Component: 2700 - total flux cleaned = -0.000579224 Jy ! Component: 2750 - total flux cleaned = -0.000587426 Jy ! Component: 2800 - total flux cleaned = -0.000579235 Jy ! Component: 2850 - total flux cleaned = -0.000571153 Jy ! Component: 2900 - total flux cleaned = -0.000539069 Jy ! Component: 2950 - total flux cleaned = -0.00057896 Jy ! Component: 3000 - total flux cleaned = -0.000586856 Jy ! Component: 3050 - total flux cleaned = -0.00057895 Jy ! Component: 3100 - total flux cleaned = -0.000586746 Jy ! Component: 3150 - total flux cleaned = -0.000579018 Jy ! Component: 3200 - total flux cleaned = -0.000594574 Jy ! Component: 3250 - total flux cleaned = -0.000617497 Jy ! Component: 3300 - total flux cleaned = -0.000632717 Jy ! Component: 3350 - total flux cleaned = -0.000647777 Jy ! Component: 3400 - total flux cleaned = -0.000655318 Jy ! Component: 3450 - total flux cleaned = -0.000677704 Jy ! Component: 3500 - total flux cleaned = -0.000714794 Jy ! Component: 3550 - total flux cleaned = -0.000729515 Jy ! Component: 3600 - total flux cleaned = -0.000773415 Jy ! Component: 3650 - total flux cleaned = -0.000758802 Jy ! Component: 3700 - total flux cleaned = -0.000780524 Jy ! Component: 3750 - total flux cleaned = -0.000809299 Jy ! Component: 3800 - total flux cleaned = -0.00083791 Jy ! Component: 3850 - total flux cleaned = -0.00083795 Jy ! Component: 3900 - total flux cleaned = -0.000873304 Jy ! Component: 3950 - total flux cleaned = -0.00090144 Jy ! Component: 4000 - total flux cleaned = -0.000915398 Jy ! Component: 4050 - total flux cleaned = -0.000936247 Jy ! Total flux subtracted in 4096 components = -0.000956987 Jy ! Clean residual min=-0.000411 max=0.000468 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0352145 Jy keep ! Adding 253 model components to the UV plane model. ! The established model now contains 356 components and 0.0352145 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1804-0246_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9089 x 2.275 at -1.74 degrees (North through East) ! Clean map min=-0.00080646 max=0.027617 Jy/beam ! Writing clean map to FITS file: .//J1804-0246_X_map.fits wmodel .//J1804-0246_X_map.mod ! Writing 356 model components to file: .//J1804-0246_X_map.mod wobs .//J1804-0246_X_uvs.fits ! Writing UV FITS file: .//J1804-0246_X_uvs.fits wwins .//J1804-0246_X_map.win ! wwins: Wrote 4 windows to .//J1804-0246_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0276165 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115101 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.25035 1.25035 2.5007 5.0014 10.0028 20.0056 40.0112 80.0224 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 239.932 quit ! Quitting program ! Log file .//J1804-0246_X_dfm.log closed on Mon Jan 20 18:43:23 2020