! Started logfile: .//J1903-1544_X_dfm.log on Mon Jan 20 18:51:24 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 .//J1903-1544_X_uva.fits ! Reading UV FITS file: .//J1903-1544_X_uva.fits ! AN table 1: 17 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.960784 visibilities/baseline/integration-bin. ! Found source: J1903-1544 ! ! 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 85 lines of history. ! ! Reading 1960 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 J1903-1544_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=1.001357Jy sigma=17.301114 ! Fit after self-cal, rms=0.971307Jy sigma=16.789202 ! 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=2.485 mas, bmaj=5.319 mas, bpa=-6.741 degrees ! Estimated noise=1.83224 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225888 Jy ! Component: 100 - total flux cleaned = 0.0263132 Jy ! Total flux subtracted in 100 components = 0.0263132 Jy ! Clean residual min=-0.003227 max=0.003235 Jy/beam ! Clean residual mean=-0.000027 rms=0.001097 Jy/beam ! Combined flux in latest and established models = 0.0263132 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0263132 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=0.039558Jy sigma=0.624694 ! Fit after self-cal, rms=0.038365Jy sigma=0.603011 ! 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=2.59 mas, bmaj=5.409 mas, bpa=-4.517 degrees ! Estimated noise=0.943928 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 = 0.00406609 Jy ! Component: 100 - total flux cleaned = 0.00367775 Jy ! Component: 150 - total flux cleaned = 0.00275586 Jy ! Component: 200 - total flux cleaned = 0.00230444 Jy ! Total flux subtracted in 200 components = 0.00230444 Jy ! Clean residual min=-0.000868 max=0.000861 Jy/beam ! Clean residual mean=-0.000003 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0286176 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 70 components and 0.0286176 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=0.037768Jy sigma=0.593355 ! Fit after self-cal, rms=0.037692Jy sigma=0.592841 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.59 x 5.409 at -4.517 degrees (North through East) ! Clean map min=-0.0019517 max=0.028134 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 LA 0.99 NL 1.01 ! OV 0.84 PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.92 LA 1.02 NL 1.08 ! OV 1.07 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.87 LA 0.97 NL 1.22 ! OV 1.18 PT 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.15 LA 0.98 NL 0.90 ! OV 0.90 PT 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.95 LA 1.11 NL 0.89 ! OV 1.14 PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 LA 0.92 NL 1.10 ! OV 0.95 PT 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 LA 0.86 NL 1.10 ! OV 0.92 PT 0.85 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.13 LA 1.07 NL 1.04 ! OV 1.11 PT 0.86 ! ! ! Fit before self-cal, rms=0.037692Jy sigma=0.592841 ! Fit after self-cal, rms=0.036503Jy sigma=0.588265 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.631 mas, bmaj=5.417 mas, bpa=-4.183 degrees ! Estimated noise=0.918912 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 = 0.000938182 Jy ! Component: 100 - total flux cleaned = 0.00167453 Jy ! Component: 150 - total flux cleaned = 0.00181926 Jy ! Component: 200 - total flux cleaned = 0.00201134 Jy ! Total flux subtracted in 200 components = 0.00201134 Jy ! Clean residual min=-0.000503 max=0.000502 Jy/beam ! Clean residual mean=-0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0306289 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 126 components and 0.0306289 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=0.036426Jy sigma=0.586605 ! Fit after self-cal, rms=0.036417Jy sigma=0.585393 ! Inverting map ! Added new window around map position (15.8, -36.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000756557 Jy ! Component: 100 - total flux cleaned = 0.00104 Jy ! Component: 150 - total flux cleaned = 0.00118549 Jy ! Component: 200 - total flux cleaned = 0.00128417 Jy ! Total flux subtracted in 200 components = 0.00128417 Jy ! Clean residual min=-0.000654 max=0.000755 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0319131 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 153 components and 0.0319131 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=0.036379Jy sigma=0.584868 ! Fit after self-cal, rms=0.036311Jy sigma=0.584289 ! 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=0.036311Jy sigma=0.584289 ! Fit after self-cal, rms=0.035981Jy sigma=0.584012 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.624 mas, bmaj=5.426 mas, bpa=-4.308 degrees ! Estimated noise=0.909796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000618857 Jy ! Component: 100 - total flux cleaned = 0.000883243 Jy ! Component: 150 - total flux cleaned = 0.00100088 Jy ! Component: 200 - total flux cleaned = 0.0010439 Jy ! Total flux subtracted in 200 components = 0.0010439 Jy ! Clean residual min=-0.000615 max=0.000849 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.032957 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 177 components and 0.032957 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=0.035954Jy sigma=0.583581 ! Fit after self-cal, rms=0.035958Jy sigma=0.583435 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 = 0.000287626 Jy ! Component: 100 - total flux cleaned = 0.000418039 Jy ! Component: 150 - total flux cleaned = 0.000491246 Jy ! Component: 200 - total flux cleaned = 0.000481168 Jy ! Total flux subtracted in 200 components = 0.000481168 Jy ! Clean residual min=-0.000606 max=0.000817 Jy/beam ! Clean residual mean=0.000002 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0334382 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 200 components and 0.0334382 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=0.035946Jy sigma=0.583275 ! Fit after self-cal, rms=0.035893Jy sigma=0.582199 ! Inverting map ! Added new window around map position (41.2, -36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000328573 Jy ! Component: 100 - total flux cleaned = 0.00038252 Jy ! Component: 150 - total flux cleaned = 0.00047848 Jy ! Component: 200 - total flux cleaned = 0.00056243 Jy ! Total flux subtracted in 200 components = 0.00056243 Jy ! Clean residual min=-0.000735 max=0.000716 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0340006 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 244 components and 0.0340006 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=0.035866Jy sigma=0.581777 ! Fit after self-cal, rms=0.035851Jy sigma=0.581668 ! 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=0.035851Jy sigma=0.581668 ! Fit after self-cal, rms=0.035755Jy sigma=0.581536 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.615 mas, bmaj=5.438 mas, bpa=-4.483 degrees ! Estimated noise=0.906767 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000196792 Jy ! Component: 100 - total flux cleaned = 0.000358662 Jy ! Component: 150 - total flux cleaned = 0.000413151 Jy ! Component: 200 - total flux cleaned = 0.000460868 Jy ! Total flux subtracted in 200 components = 0.000460868 Jy ! Clean residual min=-0.000640 max=0.000743 Jy/beam ! Clean residual mean=-0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0344615 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 275 components and 0.0344615 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=0.035737Jy sigma=0.581265 ! Fit after self-cal, rms=0.035739Jy sigma=0.581190 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 = 0.000128086 Jy ! Component: 100 - total flux cleaned = 0.000286654 Jy ! Component: 150 - total flux cleaned = 0.000416824 Jy ! Component: 200 - total flux cleaned = 0.00050305 Jy ! Total flux subtracted in 200 components = 0.00050305 Jy ! Clean residual min=-0.000625 max=0.000700 Jy/beam ! Clean residual mean=-0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0349645 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 301 components and 0.0349645 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=0.035728Jy sigma=0.581059 ! Fit after self-cal, rms=0.035724Jy sigma=0.581030 ! Inverting map ! Added new window around map position (-43.6, -45). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000503058 Jy ! Component: 100 - total flux cleaned = 0.000801586 Jy ! Component: 150 - total flux cleaned = 0.00106345 Jy ! Component: 200 - total flux cleaned = 0.00123228 Jy ! Total flux subtracted in 200 components = 0.00123228 Jy ! Clean residual min=-0.000499 max=0.000621 Jy/beam ! Clean residual mean=-0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0361968 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 329 components and 0.0361968 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=0.035711Jy sigma=0.580637 ! Fit after self-cal, rms=0.035703Jy sigma=0.580578 ! 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=0.035703Jy sigma=0.580578 ! Fit after self-cal, rms=0.035609Jy sigma=0.580493 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.979 mas, bmaj=5.459 mas, bpa=-1.998 degrees ! Estimated noise=0.922652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000399657 Jy ! Component: 100 - total flux cleaned = 0.000633968 Jy ! Component: 150 - total flux cleaned = 0.000807184 Jy ! Component: 200 - total flux cleaned = 0.000940152 Jy ! Total flux subtracted in 200 components = 0.000940152 Jy ! Clean residual min=-0.000412 max=0.000466 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.037137 Jy selfcal ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 369 components and 0.037137 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=0.035600Jy sigma=0.580266 ! Fit after self-cal, rms=0.035605Jy sigma=0.580222 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 = 0.000267967 Jy ! Component: 100 - total flux cleaned = 0.000498823 Jy ! Component: 150 - total flux cleaned = 0.00067199 Jy ! Component: 200 - total flux cleaned = 0.000781306 Jy ! Total flux subtracted in 200 components = 0.000781306 Jy ! Clean residual min=-0.000440 max=0.000456 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0379183 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 380 components and 0.0379183 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=0.035598Jy sigma=0.580073 ! Fit after self-cal, rms=0.035597Jy sigma=0.580056 ! 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=2.615 mas, bmaj=5.442 mas, bpa=-4.551 degrees ! Estimated noise=0.903416 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.615 x 5.442 at -4.551 degrees (North through East) ! Clean map min=-0.0010904 max=0.02725 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.523 mas, bmaj=5.342 mas, bpa=-6.534 degrees ! Estimated noise=1.72828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111788 Jy ! Component: 100 - total flux cleaned = 0.0102558 Jy ! Component: 150 - total flux cleaned = 0.00894494 Jy ! Component: 200 - total flux cleaned = 0.00757113 Jy ! Total flux subtracted in 200 components = 0.00757113 Jy ! Clean residual min=-0.008685 max=0.014830 Jy/beam ! Clean residual mean=-0.000066 rms=0.003076 Jy/beam ! Combined flux in latest and established models = 0.00757113 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.00757113 Jy ! Inverting map and beam ! Estimated beam: bmin=2.615 mas, bmaj=5.442 mas, bpa=-4.551 degrees ! Estimated noise=0.903416 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) ! Added new window around map position (0, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128782 Jy ! Component: 100 - total flux cleaned = 0.0175983 Jy ! Component: 150 - total flux cleaned = 0.0195184 Jy ! Component: 200 - total flux cleaned = 0.0208665 Jy ! Total flux subtracted in 200 components = 0.0208665 Jy ! Clean residual min=-0.003619 max=0.003774 Jy/beam ! Clean residual mean=-0.000009 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.0284377 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 68 components and 0.0284377 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=2.979 mas, bmaj=5.459 mas, bpa=-1.998 degrees ! Estimated noise=0.922652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000418656 Jy ! Component: 100 - total flux cleaned = 0.000516904 Jy ! Component: 150 - total flux cleaned = 0.000856394 Jy ! Component: 200 - total flux cleaned = 0.00123744 Jy ! Total flux subtracted in 200 components = 0.00123744 Jy ! Clean residual min=-0.002720 max=0.003057 Jy/beam ! Clean residual mean=-0.000007 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.0296751 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 = 0.00020837 Jy ! Component: 100 - total flux cleaned = 0.000400691 Jy ! Component: 150 - total flux cleaned = 0.00069894 Jy ! Component: 200 - total flux cleaned = 0.000924129 Jy ! Total flux subtracted in 200 components = 0.000924129 Jy ! Clean residual min=-0.002456 max=0.002611 Jy/beam ! Clean residual mean=-0.000006 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.0305992 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 135 components and 0.0305992 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.615 mas, bmaj=5.442 mas, bpa=-4.551 degrees ! Estimated noise=0.903416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000651487 Jy ! Component: 100 - total flux cleaned = -0.000448913 Jy ! Component: 150 - total flux cleaned = -0.000258458 Jy ! Component: 200 - total flux cleaned = -0.000121944 Jy ! Total flux subtracted in 200 components = -0.000121944 Jy ! Clean residual min=-0.002172 max=0.002244 Jy/beam ! Clean residual mean=-0.000005 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.0304773 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 168 components and 0.0304773 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=0.035983Jy sigma=0.587177 ! Fit after self-cal, rms=0.035824Jy sigma=0.583918 wmodel J1903-1544_X_map.mod ! Writing 168 model components to file: J1903-1544_X_map.mod wobs J1903-1544_X_uvs.fits ! Writing UV FITS file: J1903-1544_X_uvs.fits wwins J1903-1544_X_map.win ! wwins: Wrote 4 windows to J1903-1544_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 = -0.000291647 Jy ! Component: 100 - total flux cleaned = -0.000527726 Jy ! Component: 150 - total flux cleaned = -0.000727815 Jy ! Component: 200 - total flux cleaned = -0.00101955 Jy ! Component: 250 - total flux cleaned = -0.00124689 Jy ! Component: 300 - total flux cleaned = -0.00130375 Jy ! Component: 350 - total flux cleaned = -0.00133013 Jy ! Component: 400 - total flux cleaned = -0.0013429 Jy ! Component: 450 - total flux cleaned = -0.00135465 Jy ! Component: 500 - total flux cleaned = -0.00134304 Jy ! Component: 550 - total flux cleaned = -0.00128876 Jy ! Component: 600 - total flux cleaned = -0.00125786 Jy ! Component: 650 - total flux cleaned = -0.00115806 Jy ! Component: 700 - total flux cleaned = -0.00108105 Jy ! Component: 750 - total flux cleaned = -0.000997701 Jy ! Component: 800 - total flux cleaned = -0.000944072 Jy ! Component: 850 - total flux cleaned = -0.00087489 Jy ! Component: 900 - total flux cleaned = -0.000832811 Jy ! Component: 950 - total flux cleaned = -0.000759077 Jy ! Component: 1000 - total flux cleaned = -0.000703313 Jy ! Component: 1050 - total flux cleaned = -0.000649016 Jy ! Component: 1100 - total flux cleaned = -0.000656617 Jy ! Component: 1150 - total flux cleaned = -0.000634237 Jy ! Component: 1200 - total flux cleaned = -0.000670932 Jy ! Component: 1250 - total flux cleaned = -0.000699888 Jy ! Component: 1300 - total flux cleaned = -0.000728572 Jy ! Component: 1350 - total flux cleaned = -0.000756911 Jy ! Component: 1400 - total flux cleaned = -0.000777981 Jy ! Component: 1450 - total flux cleaned = -0.000798884 Jy ! Component: 1500 - total flux cleaned = -0.000826554 Jy ! Component: 1550 - total flux cleaned = -0.000847156 Jy ! Component: 1600 - total flux cleaned = -0.000874384 Jy ! Component: 1650 - total flux cleaned = -0.000894726 Jy ! Component: 1700 - total flux cleaned = -0.000928487 Jy ! Component: 1750 - total flux cleaned = -0.000962156 Jy ! Component: 1800 - total flux cleaned = -0.00100921 Jy ! Component: 1850 - total flux cleaned = -0.00105619 Jy ! Component: 1900 - total flux cleaned = -0.00110309 Jy ! Component: 1950 - total flux cleaned = -0.00113651 Jy ! Component: 2000 - total flux cleaned = -0.00117658 Jy ! Component: 2050 - total flux cleaned = -0.00122993 Jy ! Component: 2100 - total flux cleaned = -0.00126323 Jy ! Component: 2150 - total flux cleaned = -0.00130982 Jy ! Component: 2200 - total flux cleaned = -0.00134973 Jy ! Component: 2250 - total flux cleaned = -0.00139625 Jy ! Component: 2300 - total flux cleaned = -0.0014361 Jy ! Component: 2350 - total flux cleaned = -0.00146931 Jy ! Component: 2400 - total flux cleaned = -0.00152245 Jy ! Component: 2450 - total flux cleaned = -0.00154907 Jy ! Component: 2500 - total flux cleaned = -0.00158911 Jy ! Component: 2550 - total flux cleaned = -0.00162257 Jy ! Component: 2600 - total flux cleaned = -0.00165615 Jy ! Component: 2650 - total flux cleaned = -0.00169673 Jy ! Component: 2700 - total flux cleaned = -0.00173743 Jy ! Component: 2750 - total flux cleaned = -0.00178518 Jy ! Component: 2800 - total flux cleaned = -0.00181949 Jy ! Component: 2850 - total flux cleaned = -0.00185397 Jy ! Component: 2900 - total flux cleaned = -0.00188852 Jy ! Component: 2950 - total flux cleaned = -0.00192334 Jy ! Component: 3000 - total flux cleaned = -0.00195136 Jy ! Component: 3050 - total flux cleaned = -0.00196544 Jy ! Component: 3100 - total flux cleaned = -0.00200098 Jy ! Component: 3150 - total flux cleaned = -0.00202957 Jy ! Component: 3200 - total flux cleaned = -0.00204402 Jy ! Component: 3250 - total flux cleaned = -0.00208024 Jy ! Component: 3300 - total flux cleaned = -0.00210218 Jy ! Component: 3350 - total flux cleaned = -0.00212432 Jy ! Component: 3400 - total flux cleaned = -0.00213921 Jy ! Component: 3450 - total flux cleaned = -0.00216919 Jy ! Component: 3500 - total flux cleaned = -0.00218433 Jy ! Component: 3550 - total flux cleaned = -0.00220715 Jy ! Component: 3600 - total flux cleaned = -0.00222257 Jy ! Component: 3650 - total flux cleaned = -0.00225367 Jy ! Component: 3700 - total flux cleaned = -0.00226934 Jy ! Component: 3750 - total flux cleaned = -0.00229305 Jy ! Component: 3800 - total flux cleaned = -0.00230096 Jy ! Component: 3850 - total flux cleaned = -0.00232513 Jy ! Component: 3900 - total flux cleaned = -0.00234146 Jy ! Component: 3950 - total flux cleaned = -0.00234971 Jy ! Component: 4000 - total flux cleaned = -0.0023663 Jy ! Component: 4050 - total flux cleaned = -0.00238299 Jy ! Total flux subtracted in 4096 components = -0.00239981 Jy ! Clean residual min=-0.000462 max=0.000494 Jy/beam ! Clean residual mean=-0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0280775 Jy keep ! Adding 239 model components to the UV plane model. ! The established model now contains 404 components and 0.0280775 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1903-1544_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.615 x 5.442 at -4.551 degrees (North through East) ! Clean map min=-0.0038434 max=0.018871 Jy/beam ! Writing clean map to FITS file: .//J1903-1544_X_map.fits wmodel .//J1903-1544_X_map.mod ! Writing 404 model components to file: .//J1903-1544_X_map.mod wobs .//J1903-1544_X_uvs.fits ! Writing UV FITS file: .//J1903-1544_X_uvs.fits wwins .//J1903-1544_X_map.win ! wwins: Wrote 5 windows to .//J1903-1544_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0188711 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135134 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.14826 2.14826 4.29653 8.59305 17.1861 34.3722 68.7444 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.018 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 139.647 quit ! Quitting program ! Log file .//J1903-1544_X_dfm.log closed on Mon Jan 20 18:51:28 2020