! Started logfile: .//J1018-3226_C_dfm.log on Mon Jan 20 17:52:02 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 .//J1018-3226_C_uva.fits ! Reading UV FITS file: .//J1018-3226_C_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.986111 visibilities/baseline/integration-bin. ! Found source: J1018-3226 ! ! 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 4544 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 J1018-3226_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. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003248Jy sigma=13.516381 ! Fit after self-cal, rms=0.900448Jy sigma=12.081266 ! 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=1.26 mas, bmaj=3.683 mas, bpa=-9.734 degrees ! Estimated noise=1.41363 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0821844 Jy ! Component: 100 - total flux cleaned = 0.0985578 Jy ! Total flux subtracted in 100 components = 0.0985578 Jy ! Clean residual min=-0.009369 max=0.015484 Jy/beam ! Clean residual mean=-0.000007 rms=0.002096 Jy/beam ! Combined flux in latest and established models = 0.0985578 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0985578 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=0.066222Jy sigma=0.754372 ! Fit after self-cal, rms=0.066177Jy sigma=0.754135 ! Inverting map ! Added new window around map position (2.4, -3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00799376 Jy ! Component: 100 - total flux cleaned = 0.00978626 Jy ! Total flux subtracted in 100 components = 0.00978626 Jy ! Clean residual min=-0.006101 max=0.010344 Jy/beam ! Clean residual mean=-0.000006 rms=0.001573 Jy/beam ! Combined flux in latest and established models = 0.108344 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.108344 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=0.063502Jy sigma=0.726442 ! Fit after self-cal, rms=0.063318Jy sigma=0.723144 ! 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=1.61 mas, bmaj=4.448 mas, bpa=-6.378 degrees ! Estimated noise=0.812501 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 (-2.1, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00704655 Jy ! Component: 100 - total flux cleaned = 0.00788471 Jy ! Component: 150 - total flux cleaned = 0.00824466 Jy ! Component: 200 - total flux cleaned = 0.00842534 Jy ! Total flux subtracted in 200 components = 0.00842534 Jy ! Clean residual min=-0.004026 max=0.004188 Jy/beam ! Clean residual mean=-0.000016 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.116769 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.116769 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=0.062222Jy sigma=0.712131 ! Fit after self-cal, rms=0.062200Jy sigma=0.711899 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.61 x 4.448 at -6.378 degrees (North through East) ! Clean map min=-0.0037691 max=0.091119 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.10 KP 1.01 LA 0.97 ! MK 0.90 NL 1.03 OV 0.94 PT 1.02 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 HN 0.97 KP 1.03 LA 1.01 ! MK 1.02 NL 1.12 OV 1.01 PT 1.02 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.28 KP 1.04 LA 0.98 ! MK 0.93 NL 1.02 OV 0.93 PT 1.03 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.11 KP 1.03 LA 0.97 ! MK 0.93 NL 1.13 OV 0.92 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.06 KP 1.08 LA 0.97 ! MK 0.98 NL 1.02 OV 0.96 PT 1.09 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.13 KP 1.00 LA 0.97 ! MK 1.01 NL 1.11 OV 0.99 PT 1.07 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 HN 1.28 KP 1.05 LA 0.91 ! MK 0.95 NL 1.03 OV 1.05 PT 1.10 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.15 KP 1.09 LA 0.90 ! MK 0.98 NL 1.08 OV 0.98 PT 1.06 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.062200Jy sigma=0.711899 ! Fit after self-cal, rms=0.064626Jy sigma=0.702672 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.607 mas, bmaj=4.417 mas, bpa=-6.686 degrees ! Estimated noise=0.821027 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 = -0.000997182 Jy ! Component: 100 - total flux cleaned = -0.000955291 Jy ! Component: 150 - total flux cleaned = -0.000990613 Jy ! Component: 200 - total flux cleaned = -0.00098881 Jy ! Total flux subtracted in 200 components = -0.00098881 Jy ! Clean residual min=-0.002686 max=0.003086 Jy/beam ! Clean residual mean=-0.000003 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.115781 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 37 components and 0.115781 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=0.064560Jy sigma=0.702104 ! Fit after self-cal, rms=0.064602Jy sigma=0.701913 ! 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=0.064602Jy sigma=0.701913 ! Fit after self-cal, rms=0.065105Jy sigma=0.701867 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.609 mas, bmaj=4.42 mas, bpa=-6.672 degrees ! Estimated noise=0.821853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000637843 Jy ! Component: 100 - total flux cleaned = -0.000609741 Jy ! Component: 150 - total flux cleaned = -0.000661421 Jy ! Component: 200 - total flux cleaned = -0.000707421 Jy ! Total flux subtracted in 200 components = -0.000707421 Jy ! Clean residual min=-0.002678 max=0.003017 Jy/beam ! Clean residual mean=-0.000002 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.115073 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.115073 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=0.065071Jy sigma=0.701627 ! Fit after self-cal, rms=0.065072Jy sigma=0.701593 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 (13.2, -41.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254913 Jy ! Component: 100 - total flux cleaned = 0.0037158 Jy ! Component: 150 - total flux cleaned = 0.0042488 Jy ! Component: 200 - total flux cleaned = 0.00447591 Jy ! Total flux subtracted in 200 components = 0.00447591 Jy ! Clean residual min=-0.002444 max=0.002758 Jy/beam ! Clean residual mean=-0.000002 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.119549 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.119549 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=0.064955Jy sigma=0.700140 ! Fit after self-cal, rms=0.064945Jy sigma=0.700040 ! Inverting map ! Added new window around map position (46.8, -39.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192817 Jy ! Component: 100 - total flux cleaned = 0.00217975 Jy ! Component: 150 - total flux cleaned = 0.00253728 Jy ! Component: 200 - total flux cleaned = 0.00276043 Jy ! Total flux subtracted in 200 components = 0.00276043 Jy ! Clean residual min=-0.002258 max=0.002288 Jy/beam ! Clean residual mean=0.000001 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.12231 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 0.12231 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=0.064835Jy sigma=0.698889 ! Fit after self-cal, rms=0.064817Jy sigma=0.698810 ! 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=0.064817Jy sigma=0.698810 ! Fit after self-cal, rms=0.064889Jy sigma=0.698596 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.611 mas, bmaj=4.426 mas, bpa=-6.644 degrees ! Estimated noise=0.820525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000748963 Jy ! Component: 100 - total flux cleaned = 0.000911119 Jy ! Component: 150 - total flux cleaned = 0.000941463 Jy ! Component: 200 - total flux cleaned = 0.0010526 Jy ! Total flux subtracted in 200 components = 0.0010526 Jy ! Clean residual min=-0.002217 max=0.002363 Jy/beam ! Clean residual mean=0.000002 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.123362 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.123362 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=0.064849Jy sigma=0.698234 ! Fit after self-cal, rms=0.064843Jy sigma=0.698216 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 (-64.8, -68.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001059 Jy ! Component: 100 - total flux cleaned = 0.00111306 Jy ! Component: 150 - total flux cleaned = 0.00102518 Jy ! Component: 200 - total flux cleaned = 0.000986472 Jy ! Total flux subtracted in 200 components = 0.000986472 Jy ! Clean residual min=-0.002106 max=0.001917 Jy/beam ! Clean residual mean=-0.000000 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.124349 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 0.124349 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=0.064717Jy sigma=0.697209 ! Fit after self-cal, rms=0.064715Jy sigma=0.697156 ! 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=0.064715Jy sigma=0.697156 ! Fit after self-cal, rms=0.064705Jy sigma=0.697084 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.848 mas, bmaj=10.73 mas, bpa=-4.018 degrees ! Estimated noise=0.980735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000364579 Jy ! Component: 100 - total flux cleaned = -0.00048783 Jy ! Component: 150 - total flux cleaned = -0.000540293 Jy ! Component: 200 - total flux cleaned = -0.000605197 Jy ! Total flux subtracted in 200 components = -0.000605197 Jy ! Clean residual min=-0.001683 max=0.001913 Jy/beam ! Clean residual mean=0.000000 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.123743 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 128 components and 0.123743 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=0.064700Jy sigma=0.697014 ! Fit after self-cal, rms=0.064707Jy sigma=0.697003 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.84276e-05 Jy ! Component: 100 - total flux cleaned = -5.22305e-05 Jy ! Component: 150 - total flux cleaned = -5.17329e-05 Jy ! Component: 200 - total flux cleaned = -6.55425e-05 Jy ! Total flux subtracted in 200 components = -6.55425e-05 Jy ! Clean residual min=-0.001651 max=0.001865 Jy/beam ! Clean residual mean=0.000000 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.123678 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 140 components and 0.123678 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=0.064700Jy sigma=0.696967 ! Fit after self-cal, rms=0.064699Jy sigma=0.696963 ! 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=1.613 mas, bmaj=4.429 mas, bpa=-6.603 degrees ! Estimated noise=0.818935 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.613 x 4.429 at -6.603 degrees (North through East) ! Clean map min=-0.0019248 max=0.091195 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.258 mas, bmaj=3.657 mas, bpa=-10 degrees ! Estimated noise=1.4297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0830646 Jy ! Component: 100 - total flux cleaned = 0.104341 Jy ! Component: 150 - total flux cleaned = 0.106343 Jy ! Component: 200 - total flux cleaned = 0.107697 Jy ! Total flux subtracted in 200 components = 0.107697 Jy ! Clean residual min=-0.005133 max=0.004848 Jy/beam ! Clean residual mean=-0.000002 rms=0.001262 Jy/beam ! Combined flux in latest and established models = 0.107697 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.107697 Jy ! Inverting map and beam ! Estimated beam: bmin=1.613 mas, bmaj=4.429 mas, bpa=-6.603 degrees ! Estimated noise=0.818935 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 = 0.00521462 Jy ! Component: 100 - total flux cleaned = 0.00840372 Jy ! Component: 150 - total flux cleaned = 0.0103171 Jy ! Component: 200 - total flux cleaned = 0.0117465 Jy ! Total flux subtracted in 200 components = 0.0117465 Jy ! Clean residual min=-0.002407 max=0.002257 Jy/beam ! Clean residual mean=-0.000002 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.119444 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 40 components and 0.119444 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=3.848 mas, bmaj=10.73 mas, bpa=-4.018 degrees ! Estimated noise=0.980735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165216 Jy ! Component: 100 - total flux cleaned = 0.00259745 Jy ! Component: 150 - total flux cleaned = 0.00317938 Jy ! Component: 200 - total flux cleaned = 0.00355133 Jy ! Total flux subtracted in 200 components = 0.00355133 Jy ! Clean residual min=-0.001765 max=0.002019 Jy/beam ! Clean residual mean=-0.000001 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.122995 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 = 0.000248483 Jy ! Component: 100 - total flux cleaned = 0.000400564 Jy ! Component: 150 - total flux cleaned = 0.000448111 Jy ! Component: 200 - total flux cleaned = 0.000538645 Jy ! Total flux subtracted in 200 components = 0.000538645 Jy ! Clean residual min=-0.001774 max=0.001959 Jy/beam ! Clean residual mean=-0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.123534 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 66 components and 0.123534 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.613 mas, bmaj=4.429 mas, bpa=-6.603 degrees ! Estimated noise=0.818935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.6284e-05 Jy ! Component: 100 - total flux cleaned = 0.000220917 Jy ! Component: 150 - total flux cleaned = 0.000498544 Jy ! Component: 200 - total flux cleaned = 0.000751163 Jy ! Total flux subtracted in 200 components = 0.000751163 Jy ! Clean residual min=-0.002170 max=0.001971 Jy/beam ! Clean residual mean=-0.000001 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.124285 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 84 components and 0.124285 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=0.064805Jy sigma=0.698288 ! Fit after self-cal, rms=0.064812Jy sigma=0.698127 wmodel J1018-3226_C_map.mod ! Writing 84 model components to file: J1018-3226_C_map.mod wobs J1018-3226_C_uvs.fits ! Writing UV FITS file: J1018-3226_C_uvs.fits wwins J1018-3226_C_map.win ! wwins: Wrote 6 windows to J1018-3226_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 = -0.000729614 Jy ! Component: 100 - total flux cleaned = -0.00110429 Jy ! Component: 150 - total flux cleaned = -0.00127972 Jy ! Component: 200 - total flux cleaned = -0.00138085 Jy ! Component: 250 - total flux cleaned = -0.0014458 Jy ! Component: 300 - total flux cleaned = -0.00159806 Jy ! Component: 350 - total flux cleaned = -0.00174494 Jy ! Component: 400 - total flux cleaned = -0.00185821 Jy ! Component: 450 - total flux cleaned = -0.00199564 Jy ! Component: 500 - total flux cleaned = -0.00207594 Jy ! Component: 550 - total flux cleaned = -0.00218041 Jy ! Component: 600 - total flux cleaned = -0.00228319 Jy ! Component: 650 - total flux cleaned = -0.00238314 Jy ! Component: 700 - total flux cleaned = -0.00248074 Jy ! Component: 750 - total flux cleaned = -0.0024329 Jy ! Component: 800 - total flux cleaned = -0.00250365 Jy ! Component: 850 - total flux cleaned = -0.00250399 Jy ! Component: 900 - total flux cleaned = -0.00259454 Jy ! Component: 950 - total flux cleaned = -0.00261674 Jy ! Component: 1000 - total flux cleaned = -0.00266079 Jy ! Component: 1050 - total flux cleaned = -0.00270425 Jy ! Component: 1100 - total flux cleaned = -0.00274701 Jy ! Component: 1150 - total flux cleaned = -0.00276818 Jy ! Component: 1200 - total flux cleaned = -0.0028099 Jy ! Component: 1250 - total flux cleaned = -0.00289149 Jy ! Component: 1300 - total flux cleaned = -0.00291152 Jy ! Component: 1350 - total flux cleaned = -0.00289152 Jy ! Component: 1400 - total flux cleaned = -0.00295065 Jy ! Component: 1450 - total flux cleaned = -0.00295045 Jy ! Component: 1500 - total flux cleaned = -0.00291217 Jy ! Component: 1550 - total flux cleaned = -0.00291225 Jy ! Component: 1600 - total flux cleaned = -0.00294967 Jy ! Component: 1650 - total flux cleaned = -0.00294968 Jy ! Component: 1700 - total flux cleaned = -0.00293128 Jy ! Component: 1750 - total flux cleaned = -0.00291326 Jy ! Component: 1800 - total flux cleaned = -0.00293098 Jy ! Component: 1850 - total flux cleaned = -0.00296605 Jy ! Component: 1900 - total flux cleaned = -0.00294856 Jy ! Component: 1950 - total flux cleaned = -0.00303509 Jy ! Component: 2000 - total flux cleaned = -0.00310364 Jy ! Component: 2050 - total flux cleaned = -0.00315437 Jy ! Component: 2100 - total flux cleaned = -0.003104 Jy ! Component: 2150 - total flux cleaned = -0.00320427 Jy ! Component: 2200 - total flux cleaned = -0.00320416 Jy ! Component: 2250 - total flux cleaned = -0.00326977 Jy ! Component: 2300 - total flux cleaned = -0.00330215 Jy ! Component: 2350 - total flux cleaned = -0.00333453 Jy ! Component: 2400 - total flux cleaned = -0.00339869 Jy ! Component: 2450 - total flux cleaned = -0.00346231 Jy ! Component: 2500 - total flux cleaned = -0.00350962 Jy ! Component: 2550 - total flux cleaned = -0.00350987 Jy ! Component: 2600 - total flux cleaned = -0.00355636 Jy ! Component: 2650 - total flux cleaned = -0.00355628 Jy ! Component: 2700 - total flux cleaned = -0.0036329 Jy ! Component: 2750 - total flux cleaned = -0.00364798 Jy ! Component: 2800 - total flux cleaned = -0.00363289 Jy ! Component: 2850 - total flux cleaned = -0.0036929 Jy ! Component: 2900 - total flux cleaned = -0.00366301 Jy ! Component: 2950 - total flux cleaned = -0.00364838 Jy ! Component: 3000 - total flux cleaned = -0.00369258 Jy ! Component: 3050 - total flux cleaned = -0.00376566 Jy ! Component: 3100 - total flux cleaned = -0.00383821 Jy ! Component: 3150 - total flux cleaned = -0.00380927 Jy ! Component: 3200 - total flux cleaned = -0.0039096 Jy ! Component: 3250 - total flux cleaned = -0.00390958 Jy ! Component: 3300 - total flux cleaned = -0.00396615 Jy ! Component: 3350 - total flux cleaned = -0.00398025 Jy ! Component: 3400 - total flux cleaned = -0.0040082 Jy ! Component: 3450 - total flux cleaned = -0.00403594 Jy ! Component: 3500 - total flux cleaned = -0.00404979 Jy ! Component: 3550 - total flux cleaned = -0.0041049 Jy ! Component: 3600 - total flux cleaned = -0.00411865 Jy ! Component: 3650 - total flux cleaned = -0.00417316 Jy ! Component: 3700 - total flux cleaned = -0.00420035 Jy ! Component: 3750 - total flux cleaned = -0.00421395 Jy ! Component: 3800 - total flux cleaned = -0.00426767 Jy ! Component: 3850 - total flux cleaned = -0.00432118 Jy ! Component: 3900 - total flux cleaned = -0.00434779 Jy ! Component: 3950 - total flux cleaned = -0.00436091 Jy ! Component: 4000 - total flux cleaned = -0.00440059 Jy ! Component: 4050 - total flux cleaned = -0.00442679 Jy ! Total flux subtracted in 4096 components = -0.00447912 Jy ! Clean residual min=-0.000723 max=0.000664 Jy/beam ! Clean residual mean=-0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.119806 Jy keep ! Adding 231 model components to the UV plane model. ! The established model now contains 315 components and 0.119806 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1018-3226_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.613 x 4.429 at -6.603 degrees (North through East) ! Clean map min=-0.0021864 max=0.091344 Jy/beam ! Writing clean map to FITS file: .//J1018-3226_C_map.fits wmodel .//J1018-3226_C_map.mod ! Writing 315 model components to file: .//J1018-3226_C_map.mod wobs .//J1018-3226_C_uvs.fits ! Writing UV FITS file: .//J1018-3226_C_uvs.fits wwins .//J1018-3226_C_map.win ! wwins: Wrote 7 windows to .//J1018-3226_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0913441 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000224499 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.73732 0.73732 1.47464 2.94928 5.89856 11.7971 23.5942 47.1885 94.3769 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.091 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 406.879 quit ! Quitting program ! Log file .//J1018-3226_C_dfm.log closed on Mon Jan 20 17:52:06 2020