! Started logfile: .//J1939-1525_C_dfm.log on Mon Jan 20 18:57:19 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1939-1525_C_uva.fits ! Reading UV FITS file: .//J1939-1525_C_uva.fits ! AN table 1: 15 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1939-1525 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2520 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1939-1525_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.862502Jy sigma=40.256790 ! Fit after self-cal, rms=0.641425Jy sigma=13.835028 ! 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=1.109 mas, bmaj=3.494 mas, bpa=3.666 degrees ! Estimated noise=1.07273 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 = 1.23173 Jy ! Component: 100 - total flux cleaned = 1.50765 Jy ! Total flux subtracted in 100 components = 1.50765 Jy ! Clean residual min=-0.044102 max=0.099441 Jy/beam ! Clean residual mean=0.000041 rms=0.013713 Jy/beam ! Combined flux in latest and established models = 1.50765 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.50765 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=0.171715Jy sigma=3.683214 ! Fit after self-cal, rms=0.171696Jy sigma=3.682819 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.107267 Jy ! Component: 100 - total flux cleaned = 0.159437 Jy ! Total flux subtracted in 100 components = 0.159437 Jy ! Clean residual min=-0.019901 max=0.026783 Jy/beam ! Clean residual mean=0.000008 rms=0.004045 Jy/beam ! Combined flux in latest and established models = 1.66709 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 1.66709 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=0.054718Jy sigma=1.142510 ! Fit after self-cal, rms=0.054696Jy sigma=1.141857 ! Inverting map ! Added new window around map position (-12.9, 23.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0242418 Jy ! Component: 100 - total flux cleaned = 0.0254653 Jy ! Total flux subtracted in 100 components = 0.0254653 Jy ! Clean residual min=-0.012065 max=0.013404 Jy/beam ! Clean residual mean=0.000002 rms=0.002261 Jy/beam ! Combined flux in latest and established models = 1.69255 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 1.69255 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=0.040863Jy sigma=0.839715 ! Fit after self-cal, rms=0.040622Jy sigma=0.833978 ! 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=1.414 mas, bmaj=4.156 mas, bpa=1.411 degrees ! Estimated noise=0.660508 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 (11.1, -27.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00843212 Jy ! Component: 100 - total flux cleaned = 0.00842613 Jy ! Component: 150 - total flux cleaned = 0.00861822 Jy ! Component: 200 - total flux cleaned = 0.00875963 Jy ! Total flux subtracted in 200 components = 0.00875963 Jy ! Clean residual min=-0.004555 max=0.006139 Jy/beam ! Clean residual mean=-0.000002 rms=0.001408 Jy/beam ! Combined flux in latest and established models = 1.70131 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 1.70131 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=0.037140Jy sigma=0.758086 ! Fit after self-cal, rms=0.037078Jy sigma=0.756808 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.414 x 4.156 at 1.411 degrees (North through East) ! Clean map min=-0.0043882 max=1.6062 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.01 LA 1.02 MK 1.00 ! OV 1.01 PT 1.00 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.02 LA 1.01 MK 1.00 ! OV 1.00 PT 1.01 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.01 LA 1.00 MK 1.00 ! OV 0.99 PT 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.00 LA 1.00 MK 1.00 ! OV 1.00 PT 1.01 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.01 LA 1.00 MK 0.99 ! OV 1.00 PT 0.99 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.00 LA 1.00 MK 1.00 ! OV 0.99 PT 1.00 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.00 LA 0.99 MK 1.00 ! OV 0.99 PT 1.00 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.00 LA 0.99 MK 1.00 ! OV 0.98 PT 1.00 SC 1.00 ! ! ! Fit before self-cal, rms=0.037078Jy sigma=0.756808 ! Fit after self-cal, rms=0.033484Jy sigma=0.685679 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.414 mas, bmaj=4.155 mas, bpa=1.387 degrees ! Estimated noise=0.659909 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 = -0.00129861 Jy ! Component: 100 - total flux cleaned = -0.00122713 Jy ! Component: 150 - total flux cleaned = -0.00122693 Jy ! Component: 200 - total flux cleaned = -0.00110555 Jy ! Total flux subtracted in 200 components = -0.00110555 Jy ! Clean residual min=-0.003072 max=0.004004 Jy/beam ! Clean residual mean=0.000002 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 1.70021 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 33 components and 1.70021 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=0.033176Jy sigma=0.679210 ! Fit after self-cal, rms=0.033168Jy sigma=0.679133 ! 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=0.033168Jy sigma=0.679133 ! Fit after self-cal, rms=0.033167Jy sigma=0.678967 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.414 mas, bmaj=4.156 mas, bpa=1.388 degrees ! Estimated noise=0.660039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000338241 Jy ! Component: 100 - total flux cleaned = -0.000236285 Jy ! Component: 150 - total flux cleaned = -0.000187553 Jy ! Component: 200 - total flux cleaned = -0.000141911 Jy ! Total flux subtracted in 200 components = -0.000141911 Jy ! Clean residual min=-0.003057 max=0.003687 Jy/beam ! Clean residual mean=0.000002 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 1.70007 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 42 components and 1.70007 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=0.033022Jy sigma=0.675926 ! Fit after self-cal, rms=0.033015Jy sigma=0.675852 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 (16.5, -52.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202056 Jy ! Component: 100 - total flux cleaned = 0.00210531 Jy ! Component: 150 - total flux cleaned = 0.00223546 Jy ! Component: 200 - total flux cleaned = 0.00223716 Jy ! Total flux subtracted in 200 components = 0.00223716 Jy ! Clean residual min=-0.002609 max=0.003272 Jy/beam ! Clean residual mean=0.000001 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 1.7023 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 62 components and 1.7023 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=0.032619Jy sigma=0.667595 ! Fit after self-cal, rms=0.032607Jy sigma=0.667333 ! Inverting map ! Added new window around map position (5.7, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102032 Jy ! Component: 100 - total flux cleaned = 0.00132276 Jy ! Component: 150 - total flux cleaned = 0.00137033 Jy ! Component: 200 - total flux cleaned = 0.00141384 Jy ! Total flux subtracted in 200 components = 0.00141384 Jy ! Clean residual min=-0.001969 max=0.002397 Jy/beam ! Clean residual mean=0.000001 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 1.70372 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 82 components and 1.70372 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=0.032294Jy sigma=0.660962 ! Fit after self-cal, rms=0.032282Jy sigma=0.660685 ! 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=0.032282Jy sigma=0.660685 ! Fit after self-cal, rms=0.032249Jy sigma=0.659962 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.414 mas, bmaj=4.155 mas, bpa=1.378 degrees ! Estimated noise=0.660086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161153 Jy ! Component: 100 - total flux cleaned = -3.65745e-05 Jy ! Component: 150 - total flux cleaned = -7.2402e-05 Jy ! Component: 200 - total flux cleaned = -0.000134324 Jy ! Total flux subtracted in 200 components = -0.000134324 Jy ! Clean residual min=-0.001807 max=0.002273 Jy/beam ! Clean residual mean=0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 1.70358 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 1.70358 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=0.032163Jy sigma=0.658244 ! Fit after self-cal, rms=0.032160Jy sigma=0.658174 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 (-37.2, -50.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198274 Jy ! Component: 100 - total flux cleaned = 0.00265742 Jy ! Component: 150 - total flux cleaned = 0.00277451 Jy ! Component: 200 - total flux cleaned = 0.0028816 Jy ! Total flux subtracted in 200 components = 0.0028816 Jy ! Clean residual min=-0.001528 max=0.001370 Jy/beam ! Clean residual mean=0.000001 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 1.70647 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 111 components and 1.70647 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=0.032039Jy sigma=0.655181 ! Fit after self-cal, rms=0.032033Jy sigma=0.655057 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032033Jy sigma=0.655057 ! Fit after self-cal, rms=0.032021Jy sigma=0.654748 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.794 mas, bmaj=11.89 mas, bpa=4.541 degrees ! Estimated noise=0.904675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000661209 Jy ! Component: 100 - total flux cleaned = 0.000827447 Jy ! Component: 150 - total flux cleaned = 0.000960806 Jy ! Component: 200 - total flux cleaned = 0.00105558 Jy ! Total flux subtracted in 200 components = 0.00105558 Jy ! Clean residual min=-0.001193 max=0.001014 Jy/beam ! Clean residual mean=0.000002 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 1.70752 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 121 components and 1.70752 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=0.032010Jy sigma=0.654414 ! Fit after self-cal, rms=0.032008Jy sigma=0.654379 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.59012e-05 Jy ! Component: 100 - total flux cleaned = 0.000147335 Jy ! Component: 150 - total flux cleaned = 0.000187172 Jy ! Component: 200 - total flux cleaned = 0.000224713 Jy ! Total flux subtracted in 200 components = 0.000224713 Jy ! Clean residual min=-0.001172 max=0.000986 Jy/beam ! Clean residual mean=0.000002 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 1.70775 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 127 components and 1.70775 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=0.032004Jy sigma=0.654296 ! Fit after self-cal, rms=0.032003Jy sigma=0.654284 ! 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=1.414 mas, bmaj=4.155 mas, bpa=1.372 degrees ! Estimated noise=0.660118 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.414 x 4.155 at 1.372 degrees (North through East) ! Clean map min=-0.0022272 max=1.605 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=0.032003Jy sigma=0.654284 ! Fit after self-cal, rms=0.028997Jy sigma=0.590959 ! Inverting map and beam ! Estimated beam: bmin=1.414 mas, bmaj=4.155 mas, bpa=1.373 degrees ! Estimated noise=0.660127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122258 Jy ! Component: 100 - total flux cleaned = -0.000148822 Jy ! Component: 150 - total flux cleaned = -0.00010777 Jy ! Component: 200 - total flux cleaned = -7.02313e-05 Jy ! Total flux subtracted in 200 components = -7.02313e-05 Jy ! Clean residual min=-0.001426 max=0.001292 Jy/beam ! Clean residual mean=0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 1.70768 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 140 components and 1.70768 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=0.028966Jy sigma=0.590288 ! Fit after self-cal, rms=0.028965Jy sigma=0.590268 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.10665e-05 Jy ! Component: 100 - total flux cleaned = 9.40216e-05 Jy ! Component: 150 - total flux cleaned = 0.000140149 Jy ! Component: 200 - total flux cleaned = 0.000169615 Jy ! Total flux subtracted in 200 components = 0.000169615 Jy ! Clean residual min=-0.001408 max=0.001273 Jy/beam ! Clean residual mean=0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 1.70785 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 153 components and 1.70785 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=0.028949Jy sigma=0.589906 ! Fit after self-cal, rms=0.028949Jy sigma=0.589898 ! 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=0.028949Jy sigma=0.589898 ! Fit after self-cal, rms=0.028949Jy sigma=0.589837 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=1.11 mas, bmaj=3.491 mas, bpa=3.617 degrees ! Estimated noise=1.07345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.23254 Jy ! Component: 100 - total flux cleaned = 1.50794 Jy ! Component: 150 - total flux cleaned = 1.61381 Jy ! Component: 200 - total flux cleaned = 1.66554 Jy ! Total flux subtracted in 200 components = 1.66554 Jy ! Clean residual min=-0.019049 max=0.023684 Jy/beam ! Clean residual mean=0.000011 rms=0.003809 Jy/beam ! Combined flux in latest and established models = 1.66554 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 7 model components to the UV plane model. ! The established model now contains 7 components and 1.66554 Jy ! Inverting map and beam ! Estimated beam: bmin=1.414 mas, bmaj=4.155 mas, bpa=1.37 degrees ! Estimated noise=0.660158 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 = 0.0274649 Jy ! Component: 100 - total flux cleaned = 0.0324716 Jy ! Component: 150 - total flux cleaned = 0.0331083 Jy ! Component: 200 - total flux cleaned = 0.0347677 Jy ! Total flux subtracted in 200 components = 0.0347677 Jy ! Clean residual min=-0.005752 max=0.004886 Jy/beam ! Clean residual mean=0.000003 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 1.70031 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 22 components and 1.70031 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.794 mas, bmaj=11.89 mas, bpa=4.539 degrees ! Estimated noise=0.904717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268763 Jy ! Component: 100 - total flux cleaned = 0.00437238 Jy ! Component: 150 - total flux cleaned = 0.00562686 Jy ! Component: 200 - total flux cleaned = 0.0061369 Jy ! Total flux subtracted in 200 components = 0.0061369 Jy ! Clean residual min=-0.001583 max=0.001400 Jy/beam ! Clean residual mean=0.000003 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 1.70644 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 = 0.000382009 Jy ! Component: 100 - total flux cleaned = 0.000761285 Jy ! Component: 150 - total flux cleaned = 0.00104263 Jy ! Component: 200 - total flux cleaned = 0.0012166 Jy ! Total flux subtracted in 200 components = 0.0012166 Jy ! Clean residual min=-0.001391 max=0.001241 Jy/beam ! Clean residual mean=0.000002 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 1.70766 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 44 components and 1.70766 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.414 mas, bmaj=4.155 mas, bpa=1.37 degrees ! Estimated noise=0.660158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000463473 Jy ! Component: 100 - total flux cleaned = 0.000753795 Jy ! Component: 150 - total flux cleaned = 0.00100333 Jy ! Component: 200 - total flux cleaned = 0.00100454 Jy ! Total flux subtracted in 200 components = 0.00100454 Jy ! Clean residual min=-0.002453 max=0.002641 Jy/beam ! Clean residual mean=0.000001 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 1.70867 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 1.70867 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=0.029837Jy sigma=0.608271 ! Fit after self-cal, rms=0.029804Jy sigma=0.607587 wmodel J1939-1525_C_map.mod ! Writing 54 model components to file: J1939-1525_C_map.mod wobs J1939-1525_C_uvs.fits ! Writing UV FITS file: J1939-1525_C_uvs.fits wwins J1939-1525_C_map.win ! wwins: Wrote 6 windows to J1939-1525_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00034336 Jy ! Component: 100 - total flux cleaned = 0.000178253 Jy ! Component: 150 - total flux cleaned = -1.54362e-05 Jy ! Component: 200 - total flux cleaned = -0.000307942 Jy ! Component: 250 - total flux cleaned = -0.000549832 Jy ! Component: 300 - total flux cleaned = -0.000648775 Jy ! Component: 350 - total flux cleaned = -0.000742657 Jy ! Component: 400 - total flux cleaned = -0.000833003 Jy ! Component: 450 - total flux cleaned = -0.000832654 Jy ! Component: 500 - total flux cleaned = -0.00080559 Jy ! Component: 550 - total flux cleaned = -0.000672433 Jy ! Component: 600 - total flux cleaned = -0.000491829 Jy ! Component: 650 - total flux cleaned = -0.000391733 Jy ! Component: 700 - total flux cleaned = -0.000196875 Jy ! Component: 750 - total flux cleaned = -7.82027e-05 Jy ! Component: 800 - total flux cleaned = 0.000105618 Jy ! Component: 850 - total flux cleaned = 0.000240402 Jy ! Component: 900 - total flux cleaned = 0.000414383 Jy ! Component: 950 - total flux cleaned = 0.00058444 Jy ! Component: 1000 - total flux cleaned = 0.00072941 Jy ! Component: 1050 - total flux cleaned = 0.000892036 Jy ! Component: 1100 - total flux cleaned = 0.00103131 Jy ! Component: 1150 - total flux cleaned = 0.00126437 Jy ! Component: 1200 - total flux cleaned = 0.0013972 Jy ! Component: 1250 - total flux cleaned = 0.00160133 Jy ! Component: 1300 - total flux cleaned = 0.00172868 Jy ! Component: 1350 - total flux cleaned = 0.00187177 Jy ! Component: 1400 - total flux cleaned = 0.00206464 Jy ! Component: 1450 - total flux cleaned = 0.0022362 Jy ! Component: 1500 - total flux cleaned = 0.00238799 Jy ! Component: 1550 - total flux cleaned = 0.00260354 Jy ! Component: 1600 - total flux cleaned = 0.00279861 Jy ! Component: 1650 - total flux cleaned = 0.00297454 Jy ! Component: 1700 - total flux cleaned = 0.00310039 Jy ! Component: 1750 - total flux cleaned = 0.00328563 Jy ! Component: 1800 - total flux cleaned = 0.00340709 Jy ! Component: 1850 - total flux cleaned = 0.00352685 Jy ! Component: 1900 - total flux cleaned = 0.00365936 Jy ! Component: 1950 - total flux cleaned = 0.00381899 Jy ! Component: 2000 - total flux cleaned = 0.00393318 Jy ! Component: 2050 - total flux cleaned = 0.00407371 Jy ! Component: 2100 - total flux cleaned = 0.00412929 Jy ! Component: 2150 - total flux cleaned = 0.00421145 Jy ! Component: 2200 - total flux cleaned = 0.00429282 Jy ! Component: 2250 - total flux cleaned = 0.00441292 Jy ! Component: 2300 - total flux cleaned = 0.00451836 Jy ! Component: 2350 - total flux cleaned = 0.00460946 Jy ! Component: 2400 - total flux cleaned = 0.00472534 Jy ! Component: 2450 - total flux cleaned = 0.00477627 Jy ! Component: 2500 - total flux cleaned = 0.00491459 Jy ! Component: 2550 - total flux cleaned = 0.00498899 Jy ! Component: 2600 - total flux cleaned = 0.00507487 Jy ! Component: 2650 - total flux cleaned = 0.00515993 Jy ! Component: 2700 - total flux cleaned = 0.00523203 Jy ! Component: 2750 - total flux cleaned = 0.00530337 Jy ! Component: 2800 - total flux cleaned = 0.00536223 Jy ! Component: 2850 - total flux cleaned = 0.00544395 Jy ! Component: 2900 - total flux cleaned = 0.00551311 Jy ! Component: 2950 - total flux cleaned = 0.00553581 Jy ! Component: 3000 - total flux cleaned = 0.00562659 Jy ! Component: 3050 - total flux cleaned = 0.00567147 Jy ! Component: 3100 - total flux cleaned = 0.0057607 Jy ! Component: 3150 - total flux cleaned = 0.00580483 Jy ! Component: 3200 - total flux cleaned = 0.00587081 Jy ! Component: 3250 - total flux cleaned = 0.00592539 Jy ! Component: 3300 - total flux cleaned = 0.00599036 Jy ! Component: 3350 - total flux cleaned = 0.00605499 Jy ! Component: 3400 - total flux cleaned = 0.00610849 Jy ! Component: 3450 - total flux cleaned = 0.00614051 Jy ! Component: 3500 - total flux cleaned = 0.00617237 Jy ! Component: 3550 - total flux cleaned = 0.0062041 Jy ! Component: 3600 - total flux cleaned = 0.00625671 Jy ! Component: 3650 - total flux cleaned = 0.00630903 Jy ! Component: 3700 - total flux cleaned = 0.00631952 Jy ! Component: 3750 - total flux cleaned = 0.00640259 Jy ! Component: 3800 - total flux cleaned = 0.00643371 Jy ! Component: 3850 - total flux cleaned = 0.00649567 Jy ! Component: 3900 - total flux cleaned = 0.00648527 Jy ! Component: 3950 - total flux cleaned = 0.00652638 Jy ! Component: 4000 - total flux cleaned = 0.00651617 Jy ! Component: 4050 - total flux cleaned = 0.00652644 Jy ! Total flux subtracted in 4096 components = 0.00651625 Jy ! Clean residual min=-0.000548 max=0.000614 Jy/beam ! Clean residual mean=0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 1.71518 Jy keep ! Adding 238 model components to the UV plane model. ! The established model now contains 292 components and 1.71518 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1939-1525_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.414 x 4.155 at 1.37 degrees (North through East) ! Clean map min=-0.0014053 max=1.6048 Jy/beam ! Writing clean map to FITS file: .//J1939-1525_C_map.fits wmodel .//J1939-1525_C_map.mod ! Writing 292 model components to file: .//J1939-1525_C_map.mod wobs .//J1939-1525_C_uvs.fits ! Writing UV FITS file: .//J1939-1525_C_uvs.fits wwins .//J1939-1525_C_map.win ! wwins: Wrote 7 windows to .//J1939-1525_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.6048 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000158288 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0295903 0.0295903 0.0591807 0.118361 0.236723 0.473446 0.946891 1.89378 3.78756 7.57513 15.1503 30.3005 60.601 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.604 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 10138.4 quit ! Quitting program ! Log file .//J1939-1525_C_dfm.log closed on Mon Jan 20 18:57:23 2020