! Started logfile: .//J0237+2848_X_dfm.log on Mon Jan 20 17:17:30 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 .//J0237+2848_X_uva.fits ! Reading UV FITS file: .//J0237+2848_X_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.938375 visibilities/baseline/integration-bin. ! Found source: J0237+2848 ! ! 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 2680 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 J0237+2848_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.213887Jy sigma=34.591830 ! Fit after self-cal, rms=1.146470Jy sigma=16.984121 ! 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=2.677 mas, bmaj=5.61 mas, bpa=44.14 degrees ! Estimated noise=1.32569 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 = 1.3416 Jy ! Component: 100 - total flux cleaned = 1.79503 Jy ! Total flux subtracted in 100 components = 1.79503 Jy ! Clean residual min=-0.163377 max=0.215293 Jy/beam ! Clean residual mean=0.001306 rms=0.056239 Jy/beam ! Combined flux in latest and established models = 1.79503 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 1.79503 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=0.652961Jy sigma=8.717308 ! Fit after self-cal, rms=0.650803Jy sigma=8.687091 ! 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=2.921 mas, bmaj=6.022 mas, bpa=43.05 degrees ! Estimated noise=0.900649 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 = 0.341002 Jy ! Component: 100 - total flux cleaned = 0.520881 Jy ! Component: 150 - total flux cleaned = 0.634449 Jy ! Component: 200 - total flux cleaned = 0.715425 Jy ! Total flux subtracted in 200 components = 0.715425 Jy ! Clean residual min=-0.226407 max=0.111758 Jy/beam ! Clean residual mean=-0.000398 rms=0.050023 Jy/beam ! Combined flux in latest and established models = 2.51045 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 78 components and 2.51045 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=0.398639Jy sigma=5.218878 ! Fit after self-cal, rms=0.398125Jy sigma=5.201130 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.921 x 6.022 at 43.05 degrees (North through East) ! Clean map min=-0.21977 max=1.8726 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.73 KP 1.06 LA 1.01 ! NL 0.99 OV 1.11 PT 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.73 KP 1.06 LA 1.02 ! NL 1.04 OV 1.11 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.73 KP 1.06 LA 1.02 ! NL 0.97 OV 1.11 PT 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.73 KP 1.06 LA 1.03 ! NL 1.03 OV 1.11 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.74 KP 1.07 LA 1.03 ! NL 0.95 OV 1.11 PT 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.75 KP 1.07 LA 1.03 ! NL 1.02 OV 1.10 PT 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.74 KP 1.07 LA 1.02 ! NL 1.05 OV 1.10 PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.73 KP 1.06 LA 1.03 ! NL 0.95 OV 1.10 PT 0.98 ! ! ! Fit before self-cal, rms=0.398125Jy sigma=5.201130 ! Fit after self-cal, rms=0.144983Jy sigma=1.776238 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.918 mas, bmaj=6.101 mas, bpa=42.44 degrees ! Estimated noise=0.887355 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 = -0.0104346 Jy ! Component: 100 - total flux cleaned = -0.0121561 Jy ! Component: 150 - total flux cleaned = -0.01302 Jy ! Component: 200 - total flux cleaned = -0.0137205 Jy ! Total flux subtracted in 200 components = -0.0137205 Jy ! Clean residual min=-0.036538 max=0.050550 Jy/beam ! Clean residual mean=-0.000194 rms=0.011741 Jy/beam ! Combined flux in latest and established models = 2.49673 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 2.49673 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=0.141859Jy sigma=1.693823 ! Fit after self-cal, rms=0.141901Jy sigma=1.690708 ! 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=0.141901Jy sigma=1.690708 ! Fit after self-cal, rms=0.142127Jy sigma=1.682562 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.919 mas, bmaj=6.122 mas, bpa=42.27 degrees ! Estimated noise=0.887822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00926895 Jy ! Component: 100 - total flux cleaned = -0.0106653 Jy ! Component: 150 - total flux cleaned = -0.0114772 Jy ! Component: 200 - total flux cleaned = -0.0114755 Jy ! Total flux subtracted in 200 components = -0.0114755 Jy ! Clean residual min=-0.033960 max=0.049090 Jy/beam ! Clean residual mean=-0.000179 rms=0.011273 Jy/beam ! Combined flux in latest and established models = 2.48525 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 2.48525 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=0.141134Jy sigma=1.647900 ! Fit after self-cal, rms=0.141124Jy sigma=1.647276 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 (-1.6, 12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.043018 Jy ! Component: 100 - total flux cleaned = 0.0553981 Jy ! Component: 150 - total flux cleaned = 0.0639155 Jy ! Component: 200 - total flux cleaned = 0.073639 Jy ! Total flux subtracted in 200 components = 0.073639 Jy ! Clean residual min=-0.020694 max=0.014451 Jy/beam ! Clean residual mean=0.000040 rms=0.005561 Jy/beam ! Combined flux in latest and established models = 2.55889 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 163 components and 2.55889 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=0.126357Jy sigma=1.241574 ! Fit after self-cal, rms=0.126190Jy sigma=1.237782 ! 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=0.126190Jy sigma=1.237782 ! Fit after self-cal, rms=0.126003Jy sigma=1.212553 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.922 mas, bmaj=6.146 mas, bpa=42.14 degrees ! Estimated noise=0.884983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138401 Jy ! Component: 100 - total flux cleaned = 0.0187105 Jy ! Component: 150 - total flux cleaned = 0.0220609 Jy ! Component: 200 - total flux cleaned = 0.0248284 Jy ! Total flux subtracted in 200 components = 0.0248284 Jy ! Clean residual min=-0.016006 max=0.010393 Jy/beam ! Clean residual mean=-0.000014 rms=0.003592 Jy/beam ! Combined flux in latest and established models = 2.58372 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 201 components and 2.58372 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=0.123838Jy sigma=1.148304 ! Fit after self-cal, rms=0.123791Jy sigma=1.147756 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 = 0.00138308 Jy ! Component: 100 - total flux cleaned = 0.00471572 Jy ! Component: 150 - total flux cleaned = 0.00777616 Jy ! Component: 200 - total flux cleaned = 0.010619 Jy ! Total flux subtracted in 200 components = 0.010619 Jy ! Clean residual min=-0.013443 max=0.009380 Jy/beam ! Clean residual mean=-0.000017 rms=0.003109 Jy/beam ! Combined flux in latest and established models = 2.59434 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 238 components and 2.59434 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=0.123078Jy sigma=1.130703 ! Fit after self-cal, rms=0.123069Jy sigma=1.130453 ! 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=0.123069Jy sigma=1.130453 ! Fit after self-cal, rms=0.123123Jy sigma=1.126858 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.208 mas, bmaj=6.366 mas, bpa=42.05 degrees ! Estimated noise=0.88395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348792 Jy ! Component: 100 - total flux cleaned = 0.00385326 Jy ! Component: 150 - total flux cleaned = 0.00417098 Jy ! Component: 200 - total flux cleaned = 0.0048901 Jy ! Total flux subtracted in 200 components = 0.0048901 Jy ! Clean residual min=-0.012005 max=0.008642 Jy/beam ! Clean residual mean=-0.000031 rms=0.002797 Jy/beam ! Combined flux in latest and established models = 2.59923 Jy selfcal ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 283 components and 2.59923 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=0.122695Jy sigma=1.115216 ! Fit after self-cal, rms=0.122689Jy sigma=1.115083 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 = 0.000384246 Jy ! Component: 100 - total flux cleaned = 0.00141591 Jy ! Component: 150 - total flux cleaned = 0.00226251 Jy ! Component: 200 - total flux cleaned = 0.00317461 Jy ! Total flux subtracted in 200 components = 0.00317461 Jy ! Clean residual min=-0.010999 max=0.007875 Jy/beam ! Clean residual mean=-0.000030 rms=0.002565 Jy/beam ! Combined flux in latest and established models = 2.60241 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 300 components and 2.60241 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=0.122457Jy sigma=1.109999 ! Fit after self-cal, rms=0.122451Jy sigma=1.109932 ! 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=2.922 mas, bmaj=6.153 mas, bpa=42.1 degrees ! Estimated noise=0.883724 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.922 x 6.153 at 42.1 degrees (North through East) ! Clean map min=-0.012645 max=1.8427 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 ! Performing amp+phase self-cal ! ! 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=0.122451Jy sigma=1.109932 ! Fit after self-cal, rms=0.117145Jy sigma=0.993832 ! Inverting map and beam ! Estimated beam: bmin=2.922 mas, bmaj=6.154 mas, bpa=42.1 degrees ! Estimated noise=0.883241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.43728e-05 Jy ! Component: 100 - total flux cleaned = -0.000116727 Jy ! Component: 150 - total flux cleaned = -2.61232e-05 Jy ! Component: 200 - total flux cleaned = 0.000553995 Jy ! Total flux subtracted in 200 components = 0.000553995 Jy ! Clean residual min=-0.009601 max=0.006916 Jy/beam ! Clean residual mean=-0.000024 rms=0.002126 Jy/beam ! Combined flux in latest and established models = 2.60296 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 320 components and 2.60296 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=0.116994Jy sigma=0.989579 ! Fit after self-cal, rms=0.116991Jy sigma=0.989525 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000313113 Jy ! Component: 100 - total flux cleaned = 0.000844359 Jy ! Component: 150 - total flux cleaned = 0.00142838 Jy ! Component: 200 - total flux cleaned = 0.00185323 Jy ! Total flux subtracted in 200 components = 0.00185323 Jy ! Clean residual min=-0.009220 max=0.006672 Jy/beam ! Clean residual mean=-0.000023 rms=0.002033 Jy/beam ! Combined flux in latest and established models = 2.60481 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 344 components and 2.60481 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=0.116896Jy sigma=0.987324 ! Fit after self-cal, rms=0.116896Jy sigma=0.987294 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.116896Jy sigma=0.987294 ! Fit after self-cal, rms=0.116941Jy sigma=0.986849 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=2.661 mas, bmaj=5.696 mas, bpa=43.6 degrees ! Estimated noise=1.33231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.34803 Jy ! Component: 100 - total flux cleaned = 1.80268 Jy ! Component: 150 - total flux cleaned = 2.04298 Jy ! Component: 200 - total flux cleaned = 2.17438 Jy ! Total flux subtracted in 200 components = 2.17438 Jy ! Clean residual min=-0.047091 max=0.072609 Jy/beam ! Clean residual mean=0.000513 rms=0.017878 Jy/beam ! Combined flux in latest and established models = 2.17438 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 30 model components to the UV plane model. ! The established model now contains 30 components and 2.17438 Jy ! Inverting map and beam ! Estimated beam: bmin=2.922 mas, bmaj=6.155 mas, bpa=42.09 degrees ! Estimated noise=0.882909 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 = 0.0990087 Jy ! Component: 100 - total flux cleaned = 0.156483 Jy ! Component: 150 - total flux cleaned = 0.197613 Jy ! Component: 200 - total flux cleaned = 0.230591 Jy ! Total flux subtracted in 200 components = 0.230591 Jy ! Clean residual min=-0.029787 max=0.027171 Jy/beam ! Clean residual mean=0.000246 rms=0.009780 Jy/beam ! Combined flux in latest and established models = 2.40497 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 91 components and 2.40497 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=3.208 mas, bmaj=6.369 mas, bpa=42.04 degrees ! Estimated noise=0.883161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0305878 Jy ! Component: 100 - total flux cleaned = 0.055798 Jy ! Component: 150 - total flux cleaned = 0.0768343 Jy ! Component: 200 - total flux cleaned = 0.0924653 Jy ! Total flux subtracted in 200 components = 0.0924653 Jy ! Clean residual min=-0.021052 max=0.016041 Jy/beam ! Clean residual mean=0.000138 rms=0.006289 Jy/beam ! Combined flux in latest and established models = 2.49744 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 = 0.0133235 Jy ! Component: 100 - total flux cleaned = 0.0232472 Jy ! Component: 150 - total flux cleaned = 0.0313972 Jy ! Component: 200 - total flux cleaned = 0.0382152 Jy ! Total flux subtracted in 200 components = 0.0382152 Jy ! Clean residual min=-0.015618 max=0.012019 Jy/beam ! Clean residual mean=0.000070 rms=0.004411 Jy/beam ! Combined flux in latest and established models = 2.53565 Jy ! Adding 95 model components to the UV plane model. ! The established model now contains 169 components and 2.53566 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.922 mas, bmaj=6.155 mas, bpa=42.09 degrees ! Estimated noise=0.882909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00308685 Jy ! Component: 100 - total flux cleaned = 0.00853482 Jy ! Component: 150 - total flux cleaned = 0.0132571 Jy ! Component: 200 - total flux cleaned = 0.0179094 Jy ! Total flux subtracted in 200 components = 0.0179094 Jy ! Clean residual min=-0.012391 max=0.009338 Jy/beam ! Clean residual mean=0.000041 rms=0.003259 Jy/beam ! Combined flux in latest and established models = 2.55356 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 190 components and 2.55356 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=0.118653Jy sigma=1.026215 ! Fit after self-cal, rms=0.118567Jy sigma=1.024203 wmodel J0237+2848_X_map.mod ! Writing 190 model components to file: J0237+2848_X_map.mod wobs J0237+2848_X_uvs.fits ! Writing UV FITS file: J0237+2848_X_uvs.fits wwins J0237+2848_X_map.win ! wwins: Wrote 2 windows to J0237+2848_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 = -0.00537618 Jy ! Component: 100 - total flux cleaned = -0.00975593 Jy ! Component: 150 - total flux cleaned = -0.0126481 Jy ! Component: 200 - total flux cleaned = -0.014393 Jy ! Component: 250 - total flux cleaned = -0.0153468 Jy ! Component: 300 - total flux cleaned = -0.0162176 Jy ! Component: 350 - total flux cleaned = -0.0172179 Jy ! Component: 400 - total flux cleaned = -0.017864 Jy ! Component: 450 - total flux cleaned = -0.0187155 Jy ! Component: 500 - total flux cleaned = -0.0192722 Jy ! Component: 550 - total flux cleaned = -0.0198659 Jy ! Component: 600 - total flux cleaned = -0.0203512 Jy ! Component: 650 - total flux cleaned = -0.0210094 Jy ! Component: 700 - total flux cleaned = -0.0216934 Jy ! Component: 750 - total flux cleaned = -0.0221071 Jy ! Component: 800 - total flux cleaned = -0.0222221 Jy ! Component: 850 - total flux cleaned = -0.0224432 Jy ! Component: 900 - total flux cleaned = -0.0227084 Jy ! Component: 950 - total flux cleaned = -0.0228624 Jy ! Component: 1000 - total flux cleaned = -0.0230634 Jy ! Component: 1050 - total flux cleaned = -0.023209 Jy ! Component: 1100 - total flux cleaned = -0.0233512 Jy ! Component: 1150 - total flux cleaned = -0.023537 Jy ! Component: 1200 - total flux cleaned = -0.0235821 Jy ! Component: 1250 - total flux cleaned = -0.0236714 Jy ! Component: 1300 - total flux cleaned = -0.0237147 Jy ! Component: 1350 - total flux cleaned = -0.0237576 Jy ! Component: 1400 - total flux cleaned = -0.0237996 Jy ! Component: 1450 - total flux cleaned = -0.0240065 Jy ! Component: 1500 - total flux cleaned = -0.0241697 Jy ! Component: 1550 - total flux cleaned = -0.0242912 Jy ! Component: 1600 - total flux cleaned = -0.0244916 Jy ! Component: 1650 - total flux cleaned = -0.024571 Jy ! Component: 1700 - total flux cleaned = -0.0247283 Jy ! Component: 1750 - total flux cleaned = -0.0248063 Jy ! Component: 1800 - total flux cleaned = -0.0248449 Jy ! Component: 1850 - total flux cleaned = -0.0248834 Jy ! Component: 1900 - total flux cleaned = -0.0249219 Jy ! Component: 1950 - total flux cleaned = -0.0249224 Jy ! Component: 2000 - total flux cleaned = -0.0248845 Jy ! Component: 2050 - total flux cleaned = -0.0248093 Jy ! Component: 2100 - total flux cleaned = -0.0247718 Jy ! Component: 2150 - total flux cleaned = -0.0247719 Jy ! Component: 2200 - total flux cleaned = -0.0247719 Jy ! Component: 2250 - total flux cleaned = -0.0249612 Jy ! Component: 2300 - total flux cleaned = -0.0250757 Jy ! Component: 2350 - total flux cleaned = -0.0252684 Jy ! Component: 2400 - total flux cleaned = -0.0254239 Jy ! Component: 2450 - total flux cleaned = -0.0256198 Jy ! Component: 2500 - total flux cleaned = -0.0256989 Jy ! Component: 2550 - total flux cleaned = -0.0258983 Jy ! Component: 2600 - total flux cleaned = -0.0260192 Jy ! Component: 2650 - total flux cleaned = -0.0261409 Jy ! Component: 2700 - total flux cleaned = -0.026347 Jy ! Component: 2750 - total flux cleaned = -0.0264727 Jy ! Component: 2800 - total flux cleaned = -0.0266418 Jy ! Component: 2850 - total flux cleaned = -0.0267703 Jy ! Component: 2900 - total flux cleaned = -0.0269444 Jy ! Component: 2950 - total flux cleaned = -0.027209 Jy ! Component: 3000 - total flux cleaned = -0.0274771 Jy ! Component: 3050 - total flux cleaned = -0.0277958 Jy ! Component: 3100 - total flux cleaned = -0.0281208 Jy ! Component: 3150 - total flux cleaned = -0.0284521 Jy ! Component: 3200 - total flux cleaned = -0.0287896 Jy ! Component: 3250 - total flux cleaned = -0.0290352 Jy ! Component: 3300 - total flux cleaned = -0.0293844 Jy ! Component: 3350 - total flux cleaned = -0.0297917 Jy ! Component: 3400 - total flux cleaned = -0.0301035 Jy ! Component: 3450 - total flux cleaned = -0.0304739 Jy ! Component: 3500 - total flux cleaned = -0.0308516 Jy ! Component: 3550 - total flux cleaned = -0.0312364 Jy ! Component: 3600 - total flux cleaned = -0.0316292 Jy ! Component: 3650 - total flux cleaned = -0.0320308 Jy ! Component: 3700 - total flux cleaned = -0.0323814 Jy ! Component: 3750 - total flux cleaned = -0.0327385 Jy ! Component: 3800 - total flux cleaned = -0.0332246 Jy ! Component: 3850 - total flux cleaned = -0.0335972 Jy ! Component: 3900 - total flux cleaned = -0.0340409 Jy ! Component: 3950 - total flux cleaned = -0.0344936 Jy ! Component: 4000 - total flux cleaned = -0.0348894 Jy ! Component: 4050 - total flux cleaned = -0.035294 Jy ! Total flux subtracted in 4096 components = -0.0357063 Jy ! Clean residual min=-0.004260 max=0.003831 Jy/beam ! Clean residual mean=-0.000023 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 2.51786 Jy keep ! Adding 270 model components to the UV plane model. ! The established model now contains 460 components and 2.51786 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0237+2848_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.922 x 6.155 at 42.09 degrees (North through East) ! Clean map min=-0.0054991 max=1.8492 Jy/beam ! Writing clean map to FITS file: .//J0237+2848_X_map.fits wmodel .//J0237+2848_X_map.mod ! Writing 460 model components to file: .//J0237+2848_X_map.mod wobs .//J0237+2848_X_uvs.fits ! Writing UV FITS file: .//J0237+2848_X_uvs.fits wwins .//J0237+2848_X_map.win ! wwins: Wrote 3 windows to .//J0237+2848_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.84924 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0013176 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.213752 0.213752 0.427505 0.855009 1.71002 3.42004 6.84007 13.6801 27.3603 54.7206 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0039 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.849 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1403.49 quit ! Quitting program ! Log file .//J0237+2848_X_dfm.log closed on Mon Jan 20 17:17:34 2020