! Started logfile: .//J0315-2939_X_dfm.log on Sun Jan 19 23:53:27 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 .//J0315-2939_X_uvm.fits ! Reading UV FITS file: .//J0315-2939_X_uvm.fits ! AN table 1: 17 integrations on 15 of 15 possible baselines. ! AN table 2: 15 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.982456 visibilities/baseline/integration-bin. ! Found source: J0315-2939 ! ! 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 67 lines of history. ! ! Reading 4480 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 J0315-2939_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 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=0.996461Jy sigma=13.488077 ! Fit after self-cal, rms=0.926661Jy sigma=12.452039 ! 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=1.377 mas, bmaj=8.953 mas, bpa=-0.6365 degrees ! Estimated noise=1.21038 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 = 0.0586157 Jy ! Component: 100 - total flux cleaned = 0.0759433 Jy ! Total flux subtracted in 100 components = 0.0759433 Jy ! Clean residual min=-0.005168 max=0.008872 Jy/beam ! Clean residual mean=0.000006 rms=0.001759 Jy/beam ! Combined flux in latest and established models = 0.0759433 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0759433 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=0.060303Jy sigma=0.693332 ! Fit after self-cal, rms=0.060016Jy sigma=0.691454 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.662 mas, bmaj=9.045 mas, bpa=-0.008107 degrees ! Estimated noise=0.815447 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 = 0.00891896 Jy ! Component: 100 - total flux cleaned = 0.0128987 Jy ! Component: 150 - total flux cleaned = 0.0152879 Jy ! Component: 200 - total flux cleaned = 0.0169598 Jy ! Total flux subtracted in 200 components = 0.0169598 Jy ! Clean residual min=-0.003397 max=0.003843 Jy/beam ! Clean residual mean=-0.000003 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 0.0929031 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.0929031 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=0.058966Jy sigma=0.670568 ! Fit after self-cal, rms=0.058919Jy sigma=0.670282 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.662 x 9.045 at -0.008107 degrees (North through East) ! Clean map min=-0.0033407 max=0.078549 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.14 NL 0.90 ! OV 1.05 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.87 HN 1.01 KP 1.02 ! NL 0.91 OV 1.09 PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.34 NL 0.80 ! OV 1.10 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.88 HN 1.21 KP 1.02 ! NL 1.10 OV 1.16 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.51 NL 0.91 ! OV 1.08 PT 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.93 HN 0.89 KP 1.08 ! NL 1.06 OV 0.97 PT 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 1.34 NL 1.00 ! OV 1.09 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.99 HN 1.48 KP 1.07 ! NL 1.00 OV 1.07 PT 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.92 HN 1.21 NL 0.99 ! OV 1.10 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 HN 1.18 KP 1.04 ! NL 0.94 OV 1.09 PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.09 HN 0.84 NL 0.92 ! OV 1.05 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.96 HN 1.20 KP 1.04 ! NL 1.19 OV 1.08 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 1.44 NL 0.79 ! OV 1.16 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.01 HN 0.88 KP 0.96 ! NL 1.16 OV 1.06 PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.18 NL 1.03 ! OV 1.02 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.95 HN 1.15 KP 0.94 ! NL 1.04 OV 1.14 PT 0.84 ! ! ! Fit before self-cal, rms=0.058919Jy sigma=0.670282 ! Fit after self-cal, rms=0.063011Jy sigma=0.656768 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.729 mas, bmaj=8.981 mas, bpa=0.009433 degrees ! Estimated noise=0.819014 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 = -0.00091381 Jy ! Component: 100 - total flux cleaned = -0.00113029 Jy ! Component: 150 - total flux cleaned = -0.00115542 Jy ! Component: 200 - total flux cleaned = -0.00113612 Jy ! Total flux subtracted in 200 components = -0.00113612 Jy ! Clean residual min=-0.002198 max=0.002310 Jy/beam ! Clean residual mean=-0.000002 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.091767 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 82 components and 0.091767 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=0.062979Jy sigma=0.656328 ! Fit after self-cal, rms=0.063127Jy sigma=0.655911 ! 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=0.063127Jy sigma=0.655911 ! Fit after self-cal, rms=0.064583Jy sigma=0.655777 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.746 mas, bmaj=8.966 mas, bpa=0.0227 degrees ! Estimated noise=0.820056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000741824 Jy ! Component: 100 - total flux cleaned = -0.000923436 Jy ! Component: 150 - total flux cleaned = -0.00101541 Jy ! Component: 200 - total flux cleaned = -0.00101544 Jy ! Total flux subtracted in 200 components = -0.00101544 Jy ! Clean residual min=-0.002076 max=0.002295 Jy/beam ! Clean residual mean=-0.000002 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.0907516 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 98 components and 0.0907516 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=0.064564Jy sigma=0.655557 ! Fit after self-cal, rms=0.064596Jy sigma=0.655547 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.67078e-06 Jy ! Component: 100 - total flux cleaned = 6.05316e-06 Jy ! Component: 150 - total flux cleaned = 1.62328e-05 Jy ! Component: 200 - total flux cleaned = 1.67196e-05 Jy ! Total flux subtracted in 200 components = 1.67196e-05 Jy ! Clean residual min=-0.002018 max=0.002364 Jy/beam ! Clean residual mean=-0.000002 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.0907683 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 113 components and 0.0907683 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=0.064591Jy sigma=0.655505 ! Fit after self-cal, rms=0.064595Jy sigma=0.655501 ! Inverting map ! Added new window around map position (6.8, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000749593 Jy ! Component: 100 - total flux cleaned = 0.000735294 Jy ! Component: 150 - total flux cleaned = 0.00101441 Jy ! Component: 200 - total flux cleaned = 0.00122626 Jy ! Total flux subtracted in 200 components = 0.00122626 Jy ! Clean residual min=-0.002080 max=0.001567 Jy/beam ! Clean residual mean=-0.000003 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.0919945 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 141 components and 0.0919945 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=0.064457Jy sigma=0.654265 ! Fit after self-cal, rms=0.064483Jy sigma=0.654141 ! 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=0.064483Jy sigma=0.654141 ! Fit after self-cal, rms=0.067502Jy sigma=0.654146 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.769 mas, bmaj=8.954 mas, bpa=0.05564 degrees ! Estimated noise=0.828628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000461011 Jy ! Component: 100 - total flux cleaned = 0.000614591 Jy ! Component: 150 - total flux cleaned = 0.000613954 Jy ! Component: 200 - total flux cleaned = 0.000645401 Jy ! Total flux subtracted in 200 components = 0.000645401 Jy ! Clean residual min=-0.001819 max=0.001594 Jy/beam ! Clean residual mean=-0.000002 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.0926399 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 172 components and 0.0926399 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=0.067441Jy sigma=0.653695 ! Fit after self-cal, rms=0.067497Jy sigma=0.653648 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 = 7.64684e-05 Jy ! Component: 100 - total flux cleaned = 0.00010581 Jy ! Component: 150 - total flux cleaned = 5.25976e-05 Jy ! Component: 200 - total flux cleaned = -9.45609e-05 Jy ! Total flux subtracted in 200 components = -9.45609e-05 Jy ! Clean residual min=-0.001738 max=0.001556 Jy/beam ! Clean residual mean=-0.000002 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.0925454 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 190 components and 0.0925454 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=0.067460Jy sigma=0.653428 ! Fit after self-cal, rms=0.067471Jy sigma=0.653417 ! 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=0.067471Jy sigma=0.653417 ! Fit after self-cal, rms=0.068503Jy sigma=0.653437 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.433 mas, bmaj=8.739 mas, bpa=1.251 degrees ! Estimated noise=0.80696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000693315 Jy ! Component: 100 - total flux cleaned = -0.00104132 Jy ! Component: 150 - total flux cleaned = -0.00109677 Jy ! Component: 200 - total flux cleaned = -0.00109558 Jy ! Total flux subtracted in 200 components = -0.00109558 Jy ! Clean residual min=-0.001439 max=0.001321 Jy/beam ! Clean residual mean=-0.000002 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0914498 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 201 components and 0.0914498 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=0.068487Jy sigma=0.653243 ! Fit after self-cal, rms=0.068518Jy sigma=0.653217 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.75705e-05 Jy ! Component: 100 - total flux cleaned = -0.000144079 Jy ! Component: 150 - total flux cleaned = -0.000143428 Jy ! Component: 200 - total flux cleaned = -0.000156864 Jy ! Total flux subtracted in 200 components = -0.000156864 Jy ! Clean residual min=-0.001388 max=0.001298 Jy/beam ! Clean residual mean=-0.000003 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0912929 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 208 components and 0.0912929 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=0.068506Jy sigma=0.653137 ! Fit after self-cal, rms=0.068513Jy sigma=0.653133 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.775 mas, bmaj=8.955 mas, bpa=0.07863 degrees ! Estimated noise=0.833366 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.775 x 8.955 at 0.07863 degrees (North through East) ! Clean map min=-0.0026484 max=0.080008 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=1.475 mas, bmaj=8.685 mas, bpa=-0.5528 degrees ! Estimated noise=1.28118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0619971 Jy ! Component: 100 - total flux cleaned = 0.0768769 Jy ! Component: 150 - total flux cleaned = 0.081001 Jy ! Component: 200 - total flux cleaned = 0.0821396 Jy ! Total flux subtracted in 200 components = 0.0821396 Jy ! Clean residual min=-0.003708 max=0.003662 Jy/beam ! Clean residual mean=0.000002 rms=0.001026 Jy/beam ! Combined flux in latest and established models = 0.0821396 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.0821396 Jy ! Inverting map and beam ! Estimated beam: bmin=1.775 mas, bmaj=8.955 mas, bpa=0.07863 degrees ! Estimated noise=0.833366 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 = 0.002341 Jy ! Component: 100 - total flux cleaned = 0.00380769 Jy ! Component: 150 - total flux cleaned = 0.00460325 Jy ! Component: 200 - total flux cleaned = 0.00497484 Jy ! Total flux subtracted in 200 components = 0.00497484 Jy ! Clean residual min=-0.002099 max=0.001825 Jy/beam ! Clean residual mean=-0.000001 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.0871145 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 52 components and 0.0871145 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=2.433 mas, bmaj=8.739 mas, bpa=1.251 degrees ! Estimated noise=0.80696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000465837 Jy ! Component: 100 - total flux cleaned = 0.000672429 Jy ! Component: 150 - total flux cleaned = 0.000859496 Jy ! Component: 200 - total flux cleaned = 0.000916273 Jy ! Total flux subtracted in 200 components = 0.000916273 Jy ! Clean residual min=-0.001787 max=0.001639 Jy/beam ! Clean residual mean=-0.000003 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.0880307 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 = 0.000163746 Jy ! Component: 100 - total flux cleaned = 0.000292987 Jy ! Component: 150 - total flux cleaned = 0.000489256 Jy ! Component: 200 - total flux cleaned = 0.000651393 Jy ! Total flux subtracted in 200 components = 0.000651393 Jy ! Clean residual min=-0.001703 max=0.001560 Jy/beam ! Clean residual mean=-0.000003 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0886821 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 89 components and 0.0886821 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.775 mas, bmaj=8.955 mas, bpa=0.07863 degrees ! Estimated noise=0.833366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300287 Jy ! Component: 100 - total flux cleaned = 0.000437162 Jy ! Component: 150 - total flux cleaned = 0.000665691 Jy ! Component: 200 - total flux cleaned = 0.000833939 Jy ! Total flux subtracted in 200 components = 0.000833939 Jy ! Clean residual min=-0.001837 max=0.001643 Jy/beam ! Clean residual mean=-0.000002 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.0895161 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 120 components and 0.0895161 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=0.068523Jy sigma=0.653397 ! Fit after self-cal, rms=0.068491Jy sigma=0.653360 wmodel J0315-2939_X_map.mod ! Writing 120 model components to file: J0315-2939_X_map.mod wobs J0315-2939_X_uvs.fits ! Writing UV FITS file: J0315-2939_X_uvs.fits wwins J0315-2939_X_map.win ! wwins: Wrote 2 windows to J0315-2939_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 = -0.000448435 Jy ! Component: 100 - total flux cleaned = -0.000611455 Jy ! Component: 150 - total flux cleaned = -0.00056108 Jy ! Component: 200 - total flux cleaned = -0.000440408 Jy ! Component: 250 - total flux cleaned = -0.000463455 Jy ! Component: 300 - total flux cleaned = -0.000396974 Jy ! Component: 350 - total flux cleaned = -0.00035417 Jy ! Component: 400 - total flux cleaned = -0.000354005 Jy ! Component: 450 - total flux cleaned = -0.000313224 Jy ! Component: 500 - total flux cleaned = -0.000313378 Jy ! Component: 550 - total flux cleaned = -0.000332074 Jy ! Component: 600 - total flux cleaned = -0.000350874 Jy ! Component: 650 - total flux cleaned = -0.000387575 Jy ! Component: 700 - total flux cleaned = -0.000405377 Jy ! Component: 750 - total flux cleaned = -0.000387882 Jy ! Component: 800 - total flux cleaned = -0.000387943 Jy ! Component: 850 - total flux cleaned = -0.000404547 Jy ! Component: 900 - total flux cleaned = -0.000420791 Jy ! Component: 950 - total flux cleaned = -0.000436912 Jy ! Component: 1000 - total flux cleaned = -0.000484694 Jy ! Component: 1050 - total flux cleaned = -0.000500077 Jy ! Component: 1100 - total flux cleaned = -0.000515383 Jy ! Component: 1150 - total flux cleaned = -0.000530536 Jy ! Component: 1200 - total flux cleaned = -0.00053069 Jy ! Component: 1250 - total flux cleaned = -0.000574729 Jy ! Component: 1300 - total flux cleaned = -0.000603816 Jy ! Component: 1350 - total flux cleaned = -0.000632219 Jy ! Component: 1400 - total flux cleaned = -0.00063225 Jy ! Component: 1450 - total flux cleaned = -0.000646185 Jy ! Component: 1500 - total flux cleaned = -0.000687432 Jy ! Component: 1550 - total flux cleaned = -0.000701015 Jy ! Component: 1600 - total flux cleaned = -0.000727906 Jy ! Component: 1650 - total flux cleaned = -0.000754452 Jy ! Component: 1700 - total flux cleaned = -0.000780642 Jy ! Component: 1750 - total flux cleaned = -0.000819627 Jy ! Component: 1800 - total flux cleaned = -0.000819564 Jy ! Component: 1850 - total flux cleaned = -0.000857743 Jy ! Component: 1900 - total flux cleaned = -0.000883037 Jy ! Component: 1950 - total flux cleaned = -0.000932936 Jy ! Component: 2000 - total flux cleaned = -0.000945167 Jy ! Component: 2050 - total flux cleaned = -0.000945052 Jy ! Component: 2100 - total flux cleaned = -0.000945027 Jy ! Component: 2150 - total flux cleaned = -0.000945012 Jy ! Component: 2200 - total flux cleaned = -0.00096879 Jy ! Component: 2250 - total flux cleaned = -0.000992328 Jy ! Component: 2300 - total flux cleaned = -0.000945503 Jy ! Component: 2350 - total flux cleaned = -0.000991896 Jy ! Component: 2400 - total flux cleaned = -0.000991883 Jy ! Component: 2450 - total flux cleaned = -0.000991945 Jy ! Component: 2500 - total flux cleaned = -0.0010031 Jy ! Component: 2550 - total flux cleaned = -0.00101423 Jy ! Component: 2600 - total flux cleaned = -0.00103647 Jy ! Component: 2650 - total flux cleaned = -0.00102547 Jy ! Component: 2700 - total flux cleaned = -0.00103636 Jy ! Component: 2750 - total flux cleaned = -0.00103639 Jy ! Component: 2800 - total flux cleaned = -0.00103646 Jy ! Component: 2850 - total flux cleaned = -0.00103647 Jy ! Component: 2900 - total flux cleaned = -0.00102588 Jy ! Component: 2950 - total flux cleaned = -0.000994288 Jy ! Component: 3000 - total flux cleaned = -0.000994293 Jy ! Component: 3050 - total flux cleaned = -0.000983892 Jy ! Component: 3100 - total flux cleaned = -0.000973541 Jy ! Component: 3150 - total flux cleaned = -0.000983887 Jy ! Component: 3200 - total flux cleaned = -0.000973669 Jy ! Component: 3250 - total flux cleaned = -0.000983836 Jy ! Component: 3300 - total flux cleaned = -0.000963552 Jy ! Component: 3350 - total flux cleaned = -0.000973613 Jy ! Component: 3400 - total flux cleaned = -0.000953668 Jy ! Component: 3450 - total flux cleaned = -0.000953566 Jy ! Component: 3500 - total flux cleaned = -0.000963402 Jy ! Component: 3550 - total flux cleaned = -0.000933857 Jy ! Component: 3600 - total flux cleaned = -0.000933865 Jy ! Component: 3650 - total flux cleaned = -0.000933923 Jy ! Component: 3700 - total flux cleaned = -0.000924216 Jy ! Component: 3750 - total flux cleaned = -0.000904968 Jy ! Component: 3800 - total flux cleaned = -0.000914608 Jy ! Component: 3850 - total flux cleaned = -0.000914581 Jy ! Component: 3900 - total flux cleaned = -0.000886053 Jy ! Component: 3950 - total flux cleaned = -0.00087658 Jy ! Component: 4000 - total flux cleaned = -0.000867198 Jy ! Component: 4050 - total flux cleaned = -0.000867201 Jy ! Total flux subtracted in 4096 components = -0.000848547 Jy ! Clean residual min=-0.000686 max=0.000639 Jy/beam ! Clean residual mean=-0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0886675 Jy keep ! Adding 455 model components to the UV plane model. ! The established model now contains 574 components and 0.0886674 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0315-2939_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.775 x 8.955 at 0.07863 degrees (North through East) ! Clean map min=-0.0024694 max=0.080162 Jy/beam ! Writing clean map to FITS file: .//J0315-2939_X_map.fits wmodel .//J0315-2939_X_map.mod ! Writing 574 model components to file: .//J0315-2939_X_map.mod wobs .//J0315-2939_X_uvs.fits ! Writing UV FITS file: .//J0315-2939_X_uvs.fits wwins .//J0315-2939_X_map.win ! wwins: Wrote 3 windows to .//J0315-2939_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0801625 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000181942 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.680899 0.680899 1.3618 2.7236 5.44719 10.8944 21.7888 43.5775 87.1551 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.08 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 440.594 quit ! Quitting program ! Log file .//J0315-2939_X_dfm.log closed on Sun Jan 19 23:53:31 2020